1 /*****************************************************************************/
2 /* ips.c -- driver for the Adaptec / IBM ServeRAID controller */
4 /* Written By: Keith Mitchell, IBM Corporation */
5 /* Jack Hammer, Adaptec, Inc. */
6 /* David Jeffery, Adaptec, Inc. */
8 /* Copyright (C) 2000 IBM Corporation */
9 /* Copyright (C) 2002,2003 Adaptec, Inc. */
11 /* This program is free software; you can redistribute it and/or modify */
12 /* it under the terms of the GNU General Public License as published by */
13 /* the Free Software Foundation; either version 2 of the License, or */
14 /* (at your option) any later version. */
16 /* This program is distributed in the hope that it will be useful, */
17 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
18 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
19 /* GNU General Public License for more details. */
22 /* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR */
23 /* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT */
24 /* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, */
25 /* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is */
26 /* solely responsible for determining the appropriateness of using and */
27 /* distributing the Program and assumes all risks associated with its */
28 /* exercise of rights under this Agreement, including but not limited to */
29 /* the risks and costs of program errors, damage to or loss of data, */
30 /* programs or equipment, and unavailability or interruption of operations. */
32 /* DISCLAIMER OF LIABILITY */
33 /* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY */
34 /* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL */
35 /* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND */
36 /* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR */
37 /* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE */
38 /* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED */
39 /* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES */
41 /* You should have received a copy of the GNU General Public License */
42 /* along with this program; if not, write to the Free Software */
43 /* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
45 /* Bugs/Comments/Suggestions about this driver should be mailed to: */
46 /* ipslinux@adaptec.com */
48 /* For system support issues, contact your local IBM Customer support. */
49 /* Directions to find IBM Customer Support for each country can be found at: */
50 /* http://www.ibm.com/planetwide/ */
52 /*****************************************************************************/
54 /*****************************************************************************/
57 /* 0.99.02 - Breakup commands that are bigger than 8 * the stripe size */
58 /* 0.99.03 - Make interrupt routine handle all completed request on the */
59 /* adapter not just the first one */
60 /* - Make sure passthru commands get woken up if we run out of */
62 /* - Send all of the commands on the queue at once rather than */
63 /* one at a time since the card will support it. */
64 /* 0.99.04 - Fix race condition in the passthru mechanism -- this required */
65 /* the interface to the utilities to change */
66 /* - Fix error recovery code */
67 /* 0.99.05 - Fix an oops when we get certain passthru commands */
68 /* 1.00.00 - Initial Public Release */
69 /* Functionally equivalent to 0.99.05 */
70 /* 3.60.00 - Bump max commands to 128 for use with firmware 3.60 */
71 /* - Change version to 3.60 to coincide with release numbering. */
72 /* 3.60.01 - Remove bogus error check in passthru routine */
73 /* 3.60.02 - Make DCDB direction based on lookup table */
74 /* - Only allow one DCDB command to a SCSI ID at a time */
75 /* 4.00.00 - Add support for ServeRAID 4 */
76 /* 4.00.01 - Add support for First Failure Data Capture */
77 /* 4.00.02 - Fix problem with PT DCDB with no buffer */
78 /* 4.00.03 - Add alternative passthru interface */
79 /* - Add ability to flash BIOS */
80 /* 4.00.04 - Rename structures/constants to be prefixed with IPS_ */
81 /* 4.00.05 - Remove wish_block from init routine */
82 /* - Use linux/spinlock.h instead of asm/spinlock.h for kernels */
83 /* 2.3.18 and later */
84 /* - Sync with other changes from the 2.3 kernels */
85 /* 4.00.06 - Fix timeout with initial FFDC command */
86 /* 4.00.06a - Port to 2.4 (trivial) -- Christoph Hellwig <hch@infradead.org> */
87 /* 4.10.00 - Add support for ServeRAID 4M/4L */
88 /* 4.10.13 - Fix for dynamic unload and proc file system */
89 /* 4.20.03 - Rename version to coincide with new release schedules */
90 /* Performance fixes */
91 /* Fix truncation of /proc files with cat */
92 /* Merge in changes through kernel 2.4.0test1ac21 */
93 /* 4.20.13 - Fix some failure cases / reset code */
94 /* - Hook into the reboot_notifier to flush the controller cache */
95 /* 4.50.01 - Fix problem when there is a hole in logical drive numbering */
96 /* 4.70.09 - Use a Common ( Large Buffer ) for Flashing from the JCRM CD */
97 /* - Add IPSSEND Flash Support */
98 /* - Set Sense Data for Unknown SCSI Command */
99 /* - Use Slot Number from NVRAM Page 5 */
100 /* - Restore caller's DCDB Structure */
101 /* 4.70.12 - Corrective actions for bad controller ( during initialization )*/
102 /* 4.70.13 - Don't Send CDB's if we already know the device is not present */
103 /* - Don't release HA Lock in ips_next() until SC taken off queue */
104 /* - Unregister SCSI device in ips_release() */
105 /* 4.70.15 - Fix Breakup for very large ( non-SG ) requests in ips_done() */
106 /* 4.71.00 - Change all memory allocations to not use GFP_DMA flag */
107 /* Code Clean-Up for 2.4.x kernel */
108 /* 4.72.00 - Allow for a Scatter-Gather Element to exceed MAX_XFER Size */
109 /* 4.72.01 - I/O Mapped Memory release ( so "insmod ips" does not Fail ) */
110 /* - Don't Issue Internal FFDC Command if there are Active Commands */
111 /* - Close Window for getting too many IOCTL's active */
112 /* 4.80.00 - Make ia64 Safe */
113 /* 4.80.04 - Eliminate calls to strtok() if 2.4.x or greater */
114 /* - Adjustments to Device Queue Depth */
115 /* 4.80.14 - Take all semaphores off stack */
116 /* - Clean Up New_IOCTL path */
117 /* 4.80.20 - Set max_sectors in Scsi_Host structure ( if >= 2.4.7 kernel ) */
118 /* - 5 second delay needed after resetting an i960 adapter */
119 /* 4.80.26 - Clean up potential code problems ( Arjan's recommendations ) */
120 /* 4.90.01 - Version Matching for FirmWare, BIOS, and Driver */
121 /* 4.90.05 - Use New PCI Architecture to facilitate Hot Plug Development */
122 /* 4.90.08 - Increase Delays in Flashing ( Trombone Only - 4H ) */
123 /* 4.90.08 - Data Corruption if First Scatter Gather Element is > 64K */
124 /* 4.90.11 - Don't actually RESET unless it's physically required */
125 /* - Remove unused compile options */
126 /* 5.00.01 - Sarasota ( 5i ) adapters must always be scanned first */
127 /* - Get rid on IOCTL_NEW_COMMAND code */
128 /* - Add Extended DCDB Commands for Tape Support in 5I */
129 /* 5.10.12 - use pci_dma interfaces, update for 2.5 kernel changes */
130 /* 5.10.15 - remove unused code (sem, macros, etc.) */
131 /* 5.30.00 - use __devexit_p() */
132 /* 6.00.00 - Add 6x Adapters and Battery Flash */
133 /* 6.10.00 - Remove 1G Addressing Limitations */
134 /* 6.11.xx - Get VersionInfo buffer off the stack ! DDTS 60401 */
135 /* 6.11.xx - Make Logical Drive Info structure safe for DMA DDTS 60639 */
136 /* 7.10.xx - Add highmem_io flag in SCSI Templete for 2.4 kernels */
137 /* - Fix path/name for scsi_hosts.h include for 2.6 kernels */
138 /* - Fix sort order of 7k */
139 /* - Remove 3 unused "inline" functions */
140 /*****************************************************************************/
143 * Conditional Compilation directives for this driver:
145 * IPS_DEBUG - Turn on debugging info
149 * debug:<number> - Set debug level to <number>
150 * NOTE: only works when IPS_DEBUG compile directive is used.
151 * 1 - Normal debug messages
152 * 2 - Verbose debug messages
153 * 11 - Method trace (non interrupt)
154 * 12 - Method trace (includes interrupt)
156 * noi2o - Don't use I2O Queues (ServeRAID 4 only)
157 * nommap - Don't use memory mapped I/O
158 * ioctlsize - Initial size of the IOCTL buffer
162 #include <asm/byteorder.h>
163 #include <asm/page.h>
164 #include <linux/stddef.h>
165 #include <linux/version.h>
166 #include <linux/string.h>
167 #include <linux/errno.h>
168 #include <linux/kernel.h>
169 #include <linux/ioport.h>
170 #include <linux/slab.h>
171 #include <linux/delay.h>
172 #include <linux/pci.h>
173 #include <linux/proc_fs.h>
174 #include <linux/reboot.h>
175 #include <linux/interrupt.h>
177 #include <linux/blkdev.h>
178 #include <linux/types.h>
184 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
187 #include <scsi/scsi_host.h>
192 #include <linux/module.h>
194 #include <linux/stat.h>
195 #include <linux/config.h>
197 #include <linux/spinlock.h>
198 #include <linux/init.h>
200 #include <linux/smp.h>
203 static char *ips = NULL;
204 module_param(ips, charp, 0);
210 #define IPS_VERSION_HIGH "7.10"
211 #define IPS_VERSION_LOW ".18 "
213 #if !defined(__i386__) && !defined(__ia64__) && !defined(__x86_64__)
214 #warning "This driver has only been tested on the x86/ia64/x86_64 platforms"
217 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
218 #include <linux/blk.h>
220 #define IPS_SG_ADDRESS(sg) ((sg)->address)
221 #define IPS_LOCK_SAVE(lock,flags) spin_lock_irqsave(&io_request_lock,flags)
222 #define IPS_UNLOCK_RESTORE(lock,flags) spin_unlock_irqrestore(&io_request_lock,flags)
224 #define __devexit_p(x) x
227 #define IPS_SG_ADDRESS(sg) (page_address((sg)->page) ? \
228 page_address((sg)->page)+(sg)->offset : NULL)
229 #define IPS_LOCK_SAVE(lock,flags) do{spin_lock(lock);(void)flags;}while(0)
230 #define IPS_UNLOCK_RESTORE(lock,flags) do{spin_unlock(lock);(void)flags;}while(0)
233 #define IPS_DMA_DIR(scb) ((!scb->scsi_cmd || ips_is_passthru(scb->scsi_cmd) || \
234 SCSI_DATA_NONE == scb->scsi_cmd->sc_data_direction) ? \
235 PCI_DMA_BIDIRECTIONAL : \
236 scsi_to_pci_dma_dir(scb->scsi_cmd->sc_data_direction))
239 #define METHOD_TRACE(s, i) if (ips_debug >= (i+10)) printk(KERN_NOTICE s "\n");
240 #define DEBUG(i, s) if (ips_debug >= i) printk(KERN_NOTICE s "\n");
241 #define DEBUG_VAR(i, s, v...) if (ips_debug >= i) printk(KERN_NOTICE s "\n", v);
243 #define METHOD_TRACE(s, i)
245 #define DEBUG_VAR(i, s, v...)
249 * Function prototypes
251 static int ips_detect(Scsi_Host_Template *);
252 static int ips_release(struct Scsi_Host *);
253 static int ips_eh_abort(Scsi_Cmnd *);
254 static int ips_eh_reset(Scsi_Cmnd *);
255 static int ips_queue(Scsi_Cmnd *, void (*)(Scsi_Cmnd *));
256 static const char *ips_info(struct Scsi_Host *);
257 static irqreturn_t do_ipsintr(int, void *, struct pt_regs *);
258 static int ips_hainit(ips_ha_t *);
259 static int ips_map_status(ips_ha_t *, ips_scb_t *, ips_stat_t *);
260 static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
261 static int ips_send_cmd(ips_ha_t *, ips_scb_t *);
262 static int ips_online(ips_ha_t *, ips_scb_t *);
263 static int ips_inquiry(ips_ha_t *, ips_scb_t *);
264 static int ips_rdcap(ips_ha_t *, ips_scb_t *);
265 static int ips_msense(ips_ha_t *, ips_scb_t *);
266 static int ips_reqsen(ips_ha_t *, ips_scb_t *);
267 static int ips_deallocatescbs(ips_ha_t *, int);
268 static int ips_allocatescbs(ips_ha_t *);
269 static int ips_reset_copperhead(ips_ha_t *);
270 static int ips_reset_copperhead_memio(ips_ha_t *);
271 static int ips_reset_morpheus(ips_ha_t *);
272 static int ips_issue_copperhead(ips_ha_t *, ips_scb_t *);
273 static int ips_issue_copperhead_memio(ips_ha_t *, ips_scb_t *);
274 static int ips_issue_i2o(ips_ha_t *, ips_scb_t *);
275 static int ips_issue_i2o_memio(ips_ha_t *, ips_scb_t *);
276 static int ips_isintr_copperhead(ips_ha_t *);
277 static int ips_isintr_copperhead_memio(ips_ha_t *);
278 static int ips_isintr_morpheus(ips_ha_t *);
279 static int ips_wait(ips_ha_t *, int, int);
280 static int ips_write_driver_status(ips_ha_t *, int);
281 static int ips_read_adapter_status(ips_ha_t *, int);
282 static int ips_read_subsystem_parameters(ips_ha_t *, int);
283 static int ips_read_config(ips_ha_t *, int);
284 static int ips_clear_adapter(ips_ha_t *, int);
285 static int ips_readwrite_page5(ips_ha_t *, int, int);
286 static int ips_init_copperhead(ips_ha_t *);
287 static int ips_init_copperhead_memio(ips_ha_t *);
288 static int ips_init_morpheus(ips_ha_t *);
289 static int ips_isinit_copperhead(ips_ha_t *);
290 static int ips_isinit_copperhead_memio(ips_ha_t *);
291 static int ips_isinit_morpheus(ips_ha_t *);
292 static int ips_erase_bios(ips_ha_t *);
293 static int ips_program_bios(ips_ha_t *, char *, uint32_t, uint32_t);
294 static int ips_verify_bios(ips_ha_t *, char *, uint32_t, uint32_t);
295 static int ips_erase_bios_memio(ips_ha_t *);
296 static int ips_program_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
297 static int ips_verify_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
298 static int ips_flash_copperhead(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
299 static int ips_flash_bios(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
300 static int ips_flash_firmware(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
301 static void ips_free_flash_copperhead(ips_ha_t * ha);
302 static void ips_get_bios_version(ips_ha_t *, int);
303 static void ips_identify_controller(ips_ha_t *);
304 static void ips_chkstatus(ips_ha_t *, IPS_STATUS *);
305 static void ips_enable_int_copperhead(ips_ha_t *);
306 static void ips_enable_int_copperhead_memio(ips_ha_t *);
307 static void ips_enable_int_morpheus(ips_ha_t *);
308 static int ips_intr_copperhead(ips_ha_t *);
309 static int ips_intr_morpheus(ips_ha_t *);
310 static void ips_next(ips_ha_t *, int);
311 static void ipsintr_blocking(ips_ha_t *, struct ips_scb *);
312 static void ipsintr_done(ips_ha_t *, struct ips_scb *);
313 static void ips_done(ips_ha_t *, ips_scb_t *);
314 static void ips_free(ips_ha_t *);
315 static void ips_init_scb(ips_ha_t *, ips_scb_t *);
316 static void ips_freescb(ips_ha_t *, ips_scb_t *);
317 static void ips_setup_funclist(ips_ha_t *);
318 static void ips_statinit(ips_ha_t *);
319 static void ips_statinit_memio(ips_ha_t *);
320 static void ips_fix_ffdc_time(ips_ha_t *, ips_scb_t *, time_t);
321 static void ips_ffdc_reset(ips_ha_t *, int);
322 static void ips_ffdc_time(ips_ha_t *);
323 static uint32_t ips_statupd_copperhead(ips_ha_t *);
324 static uint32_t ips_statupd_copperhead_memio(ips_ha_t *);
325 static uint32_t ips_statupd_morpheus(ips_ha_t *);
326 static ips_scb_t *ips_getscb(ips_ha_t *);
327 static void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *);
328 static void ips_putq_wait_tail(ips_wait_queue_t *, Scsi_Cmnd *);
329 static void ips_putq_copp_tail(ips_copp_queue_t *,
330 ips_copp_wait_item_t *);
331 static ips_scb_t *ips_removeq_scb_head(ips_scb_queue_t *);
332 static ips_scb_t *ips_removeq_scb(ips_scb_queue_t *, ips_scb_t *);
333 static Scsi_Cmnd *ips_removeq_wait_head(ips_wait_queue_t *);
334 static Scsi_Cmnd *ips_removeq_wait(ips_wait_queue_t *, Scsi_Cmnd *);
335 static ips_copp_wait_item_t *ips_removeq_copp(ips_copp_queue_t *,
336 ips_copp_wait_item_t *);
337 static ips_copp_wait_item_t *ips_removeq_copp_head(ips_copp_queue_t *);
339 static int ips_is_passthru(Scsi_Cmnd *);
340 static int ips_make_passthru(ips_ha_t *, Scsi_Cmnd *, ips_scb_t *, int);
341 static int ips_usrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
342 static void ips_cleanup_passthru(ips_ha_t *, ips_scb_t *);
343 static void ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data,
345 static void ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned int count);
347 static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int);
348 static int ips_host_info(ips_ha_t *, char *, off_t, int);
349 static void copy_mem_info(IPS_INFOSTR *, char *, int);
350 static int copy_info(IPS_INFOSTR *, char *, ...);
351 static int ips_get_version_info(ips_ha_t * ha, dma_addr_t, int intr);
352 static void ips_version_check(ips_ha_t * ha, int intr);
353 static int ips_abort_init(ips_ha_t * ha, int index);
354 static int ips_init_phase2(int index);
356 static int ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr);
357 static int ips_register_scsi(int index);
362 static const char ips_name[] = "ips";
363 static struct Scsi_Host *ips_sh[IPS_MAX_ADAPTERS]; /* Array of host controller structures */
364 static ips_ha_t *ips_ha[IPS_MAX_ADAPTERS]; /* Array of HA structures */
365 static unsigned int ips_next_controller;
366 static unsigned int ips_num_controllers;
367 static unsigned int ips_released_controllers;
368 static int ips_hotplug;
369 static int ips_cmd_timeout = 60;
370 static int ips_reset_timeout = 60 * 5;
371 static int ips_force_memio = 1; /* Always use Memory Mapped I/O */
372 static int ips_force_i2o = 1; /* Always use I2O command delivery */
373 static int ips_ioctlsize = IPS_IOCTL_SIZE; /* Size of the ioctl buffer */
374 static int ips_cd_boot; /* Booting from Manager CD */
375 static char *ips_FlashData = NULL; /* CD Boot - Flash Data Buffer */
376 static dma_addr_t ips_flashbusaddr;
377 static long ips_FlashDataInUse; /* CD Boot - Flash Data In Use Flag */
378 static uint32_t MaxLiteCmds = 32; /* Max Active Cmds for a Lite Adapter */
379 static Scsi_Host_Template ips_driver_template = {
380 .detect = ips_detect,
381 .release = ips_release,
383 .queuecommand = ips_queue,
384 .eh_abort_handler = ips_eh_abort,
385 .eh_host_reset_handler = ips_eh_reset,
387 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
388 .proc_info = ips_proc_info,
389 .slave_configure = ips_slave_configure,
391 .proc_info = ips_proc24_info,
392 .select_queue_depths = ips_select_queue_depth,
394 .bios_param = ips_biosparam,
396 .sg_tablesize = IPS_MAX_SG,
398 .use_clustering = ENABLE_CLUSTERING,
399 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
400 .use_new_eh_code = 1,
402 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) && LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
407 static IPS_DEFINE_COMPAT_TABLE( Compatable ); /* Version Compatability Table */
410 /* This table describes all ServeRAID Adapters */
411 static struct pci_device_id ips_pci_table[] = {
412 { 0x1014, 0x002E, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
413 { 0x1014, 0x01BD, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
414 { 0x9005, 0x0250, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
418 MODULE_DEVICE_TABLE( pci, ips_pci_table );
420 static char ips_hot_plug_name[] = "ips";
422 static int __devinit ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent);
423 static void __devexit ips_remove_device(struct pci_dev *pci_dev);
425 static struct pci_driver ips_pci_driver = {
426 .name = ips_hot_plug_name,
427 .id_table = ips_pci_table,
428 .probe = ips_insert_device,
429 .remove = __devexit_p(ips_remove_device),
434 * Necessary forward function protoypes
436 static int ips_halt(struct notifier_block *nb, ulong event, void *buf);
438 #define MAX_ADAPTER_NAME 15
440 static char ips_adapter_name[][30] = {
443 "ServeRAID on motherboard",
444 "ServeRAID on motherboard",
461 static struct notifier_block ips_notifier = {
468 static char ips_command_direction[] = {
469 IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
470 IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK,
471 IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
472 IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
473 IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_OUT,
474 IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
475 IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_IN,
476 IPS_DATA_UNK, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
477 IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_UNK,
478 IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
479 IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE,
480 IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
481 IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT,
482 IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_NONE,
483 IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK,
484 IPS_DATA_NONE, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
485 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
486 IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
487 IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
488 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
489 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
490 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
491 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
492 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
493 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
494 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
495 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
496 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
497 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
498 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
499 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
500 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
501 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
502 IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_NONE,
503 IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_OUT,
504 IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_NONE,
505 IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN,
506 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
507 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
508 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
509 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
510 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
511 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
512 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
513 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
514 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
515 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_OUT,
516 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
517 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
518 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
519 IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK
523 /****************************************************************************/
525 /* Routine Name: ips_setup */
527 /* Routine Description: */
529 /* setup parameters to the driver */
531 /****************************************************************************/
533 ips_setup(char *ips_str)
539 IPS_OPTION options[] = {
540 {"noi2o", &ips_force_i2o, 0},
541 {"nommap", &ips_force_memio, 0},
542 {"ioctlsize", &ips_ioctlsize, IPS_IOCTL_SIZE},
543 {"cdboot", &ips_cd_boot, 0},
544 {"maxcmds", &MaxLiteCmds, 32},
547 /* Don't use strtok() anymore ( if 2.4 Kernel or beyond ) */
548 /* Search for value */
549 while ((key = strsep(&ips_str, ",."))) {
552 value = strchr(key, ':');
556 * We now have key/value pairs.
557 * Update the variables
559 for (i = 0; i < (sizeof (options) / sizeof (options[0])); i++) {
561 (key, options[i].option_name,
562 strlen(options[i].option_name)) == 0) {
564 *options[i].option_flag =
565 simple_strtoul(value, NULL, 0);
567 *options[i].option_flag =
568 options[i].option_value;
577 __setup("ips=", ips_setup);
579 /****************************************************************************/
581 /* Routine Name: ips_detect */
583 /* Routine Description: */
585 /* Detect and initialize the driver */
587 /* NOTE: this routine is called under the io_request_lock spinlock */
589 /****************************************************************************/
591 ips_detect(Scsi_Host_Template * SHT)
595 METHOD_TRACE("ips_detect", 1);
602 for (i = 0; i < ips_num_controllers; i++) {
603 if (ips_register_scsi(i))
605 ips_released_controllers++;
608 return (ips_num_controllers);
611 /****************************************************************************/
612 /* configure the function pointers to use the functions that will work */
613 /* with the found version of the adapter */
614 /****************************************************************************/
616 ips_setup_funclist(ips_ha_t * ha)
622 if (IPS_IS_MORPHEUS(ha) || IPS_IS_MARCO(ha)) {
623 /* morpheus / marco / sebring */
624 ha->func.isintr = ips_isintr_morpheus;
625 ha->func.isinit = ips_isinit_morpheus;
626 ha->func.issue = ips_issue_i2o_memio;
627 ha->func.init = ips_init_morpheus;
628 ha->func.statupd = ips_statupd_morpheus;
629 ha->func.reset = ips_reset_morpheus;
630 ha->func.intr = ips_intr_morpheus;
631 ha->func.enableint = ips_enable_int_morpheus;
632 } else if (IPS_USE_MEMIO(ha)) {
633 /* copperhead w/MEMIO */
634 ha->func.isintr = ips_isintr_copperhead_memio;
635 ha->func.isinit = ips_isinit_copperhead_memio;
636 ha->func.init = ips_init_copperhead_memio;
637 ha->func.statupd = ips_statupd_copperhead_memio;
638 ha->func.statinit = ips_statinit_memio;
639 ha->func.reset = ips_reset_copperhead_memio;
640 ha->func.intr = ips_intr_copperhead;
641 ha->func.erasebios = ips_erase_bios_memio;
642 ha->func.programbios = ips_program_bios_memio;
643 ha->func.verifybios = ips_verify_bios_memio;
644 ha->func.enableint = ips_enable_int_copperhead_memio;
645 if (IPS_USE_I2O_DELIVER(ha))
646 ha->func.issue = ips_issue_i2o_memio;
648 ha->func.issue = ips_issue_copperhead_memio;
651 ha->func.isintr = ips_isintr_copperhead;
652 ha->func.isinit = ips_isinit_copperhead;
653 ha->func.init = ips_init_copperhead;
654 ha->func.statupd = ips_statupd_copperhead;
655 ha->func.statinit = ips_statinit;
656 ha->func.reset = ips_reset_copperhead;
657 ha->func.intr = ips_intr_copperhead;
658 ha->func.erasebios = ips_erase_bios;
659 ha->func.programbios = ips_program_bios;
660 ha->func.verifybios = ips_verify_bios;
661 ha->func.enableint = ips_enable_int_copperhead;
663 if (IPS_USE_I2O_DELIVER(ha))
664 ha->func.issue = ips_issue_i2o;
666 ha->func.issue = ips_issue_copperhead;
670 /****************************************************************************/
672 /* Routine Name: ips_release */
674 /* Routine Description: */
676 /* Remove a driver */
678 /****************************************************************************/
680 ips_release(struct Scsi_Host *sh)
686 METHOD_TRACE("ips_release", 1);
688 for (i = 0; i < IPS_MAX_ADAPTERS && ips_sh[i] != sh; i++) ;
690 if (i == IPS_MAX_ADAPTERS) {
692 "(%s) release, invalid Scsi_Host pointer.\n", ips_name);
702 /* flush the cache on the controller */
703 scb = &ha->scbs[ha->max_cmds - 1];
705 ips_init_scb(ha, scb);
707 scb->timeout = ips_cmd_timeout;
708 scb->cdb[0] = IPS_CMD_FLUSH;
710 scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
711 scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
712 scb->cmd.flush_cache.state = IPS_NORM_STATE;
713 scb->cmd.flush_cache.reserved = 0;
714 scb->cmd.flush_cache.reserved2 = 0;
715 scb->cmd.flush_cache.reserved3 = 0;
716 scb->cmd.flush_cache.reserved4 = 0;
718 IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Cache.\n");
721 if (ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_ON) == IPS_FAILURE)
722 IPS_PRINTK(KERN_WARNING, ha->pcidev, "Incomplete Flush.\n");
724 IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Complete.\n");
729 /* free extra memory */
732 /* Free I/O Region */
734 release_region(ha->io_addr, ha->io_len);
737 free_irq(ha->irq, ha);
742 ips_released_controllers++;
747 /****************************************************************************/
749 /* Routine Name: ips_halt */
751 /* Routine Description: */
753 /* Perform cleanup when the system reboots */
755 /****************************************************************************/
757 ips_halt(struct notifier_block *nb, ulong event, void *buf)
763 if ((event != SYS_RESTART) && (event != SYS_HALT) &&
764 (event != SYS_POWER_OFF))
765 return (NOTIFY_DONE);
767 for (i = 0; i < ips_next_controller; i++) {
768 ha = (ips_ha_t *) ips_ha[i];
776 /* flush the cache on the controller */
777 scb = &ha->scbs[ha->max_cmds - 1];
779 ips_init_scb(ha, scb);
781 scb->timeout = ips_cmd_timeout;
782 scb->cdb[0] = IPS_CMD_FLUSH;
784 scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
785 scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
786 scb->cmd.flush_cache.state = IPS_NORM_STATE;
787 scb->cmd.flush_cache.reserved = 0;
788 scb->cmd.flush_cache.reserved2 = 0;
789 scb->cmd.flush_cache.reserved3 = 0;
790 scb->cmd.flush_cache.reserved4 = 0;
792 IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Cache.\n");
795 if (ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_ON) ==
797 IPS_PRINTK(KERN_WARNING, ha->pcidev,
798 "Incomplete Flush.\n");
800 IPS_PRINTK(KERN_WARNING, ha->pcidev,
801 "Flushing Complete.\n");
807 /****************************************************************************/
809 /* Routine Name: ips_eh_abort */
811 /* Routine Description: */
813 /* Abort a command (using the new error code stuff) */
814 /* Note: this routine is called under the io_request_lock */
815 /****************************************************************************/
817 ips_eh_abort(Scsi_Cmnd * SC)
820 ips_copp_wait_item_t *item;
823 METHOD_TRACE("ips_eh_abort", 1);
828 ha = (ips_ha_t *) SC->device->host->hostdata;
836 /* See if the command is on the copp queue */
837 item = ha->copp_waitlist.head;
838 while ((item) && (item->scsi_cmd != SC))
843 ips_removeq_copp(&ha->copp_waitlist, item);
846 /* See if the command is on the wait queue */
847 } else if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
848 /* command not sent yet */
851 /* command must have already been sent */
857 /****************************************************************************/
859 /* Routine Name: ips_eh_reset */
861 /* Routine Description: */
863 /* Reset the controller (with new eh error code) */
865 /* NOTE: this routine is called under the io_request_lock spinlock */
867 /****************************************************************************/
869 ips_eh_reset(Scsi_Cmnd * SC)
875 ips_copp_wait_item_t *item;
877 METHOD_TRACE("ips_eh_reset", 1);
884 DEBUG(1, "Reset called with NULL scsi command");
889 ha = (ips_ha_t *) SC->device->host->hostdata;
892 DEBUG(1, "Reset called with NULL ha struct");
900 /* See if the command is on the copp queue */
901 item = ha->copp_waitlist.head;
902 while ((item) && (item->scsi_cmd != SC))
907 ips_removeq_copp(&ha->copp_waitlist, item);
911 /* See if the command is on the wait queue */
912 if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
913 /* command not sent yet */
917 /* An explanation for the casual observer: */
918 /* Part of the function of a RAID controller is automatic error */
919 /* detection and recovery. As such, the only problem that physically */
920 /* resetting an adapter will ever fix is when, for some reason, */
921 /* the driver is not successfully communicating with the adapter. */
922 /* Therefore, we will attempt to flush this adapter. If that succeeds, */
923 /* then there's no real purpose in a physical reset. This will complete */
924 /* much faster and avoids any problems that might be caused by a */
925 /* physical reset ( such as having to fail all the outstanding I/O's ). */
927 if (ha->ioctl_reset == 0) { /* IF Not an IOCTL Requested Reset */
928 scb = &ha->scbs[ha->max_cmds - 1];
930 ips_init_scb(ha, scb);
932 scb->timeout = ips_cmd_timeout;
933 scb->cdb[0] = IPS_CMD_FLUSH;
935 scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
936 scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
937 scb->cmd.flush_cache.state = IPS_NORM_STATE;
938 scb->cmd.flush_cache.reserved = 0;
939 scb->cmd.flush_cache.reserved2 = 0;
940 scb->cmd.flush_cache.reserved3 = 0;
941 scb->cmd.flush_cache.reserved4 = 0;
943 /* Attempt the flush command */
944 ret = ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_IORL);
945 if (ret == IPS_SUCCESS) {
946 IPS_PRINTK(KERN_NOTICE, ha->pcidev,
947 "Reset Request - Flushed Cache\n");
952 /* Either we can't communicate with the adapter or it's an IOCTL request */
953 /* from a utility. A physical reset is needed at this point. */
955 ha->ioctl_reset = 0; /* Reset the IOCTL Requested Reset Flag */
958 * command must have already been sent
959 * reset the controller
961 IPS_PRINTK(KERN_NOTICE, ha->pcidev, "Resetting controller.\n");
962 ret = (*ha->func.reset) (ha);
967 IPS_PRINTK(KERN_NOTICE, ha->pcidev,
968 "Controller reset failed - controller now offline.\n");
970 /* Now fail all of the active commands */
971 DEBUG_VAR(1, "(%s%d) Failing active commands",
972 ips_name, ha->host_num);
974 while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
975 scb->scsi_cmd->result = DID_ERROR << 16;
976 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
977 ips_freescb(ha, scb);
980 /* Now fail all of the pending commands */
981 DEBUG_VAR(1, "(%s%d) Failing pending commands",
982 ips_name, ha->host_num);
984 while ((scsi_cmd = ips_removeq_wait_head(&ha->scb_waitlist))) {
985 scsi_cmd->result = DID_ERROR;
986 scsi_cmd->scsi_done(scsi_cmd);
993 if (!ips_clear_adapter(ha, IPS_INTR_IORL)) {
996 IPS_PRINTK(KERN_NOTICE, ha->pcidev,
997 "Controller reset failed - controller now offline.\n");
999 /* Now fail all of the active commands */
1000 DEBUG_VAR(1, "(%s%d) Failing active commands",
1001 ips_name, ha->host_num);
1003 while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
1004 scb->scsi_cmd->result = DID_ERROR << 16;
1005 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
1006 ips_freescb(ha, scb);
1009 /* Now fail all of the pending commands */
1010 DEBUG_VAR(1, "(%s%d) Failing pending commands",
1011 ips_name, ha->host_num);
1013 while ((scsi_cmd = ips_removeq_wait_head(&ha->scb_waitlist))) {
1014 scsi_cmd->result = DID_ERROR << 16;
1015 scsi_cmd->scsi_done(scsi_cmd);
1023 if (le32_to_cpu(ha->subsys->param[3]) & 0x300000) {
1026 do_gettimeofday(&tv);
1027 ha->last_ffdc = tv.tv_sec;
1029 ips_ffdc_reset(ha, IPS_INTR_IORL);
1032 /* Now fail all of the active commands */
1033 DEBUG_VAR(1, "(%s%d) Failing active commands", ips_name, ha->host_num);
1035 while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
1036 scb->scsi_cmd->result =
1037 (DID_RESET << 16) | (SUGGEST_RETRY << 24);
1038 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
1039 ips_freescb(ha, scb);
1042 /* Reset DCDB active command bits */
1043 for (i = 1; i < ha->nbus; i++)
1044 ha->dcdb_active[i - 1] = 0;
1046 /* Reset the number of active IOCTLs */
1049 ips_next(ha, IPS_INTR_IORL);
1052 #endif /* NO_IPS_RESET */
1056 /****************************************************************************/
1058 /* Routine Name: ips_queue */
1060 /* Routine Description: */
1062 /* Send a command to the controller */
1065 /* Linux obtains io_request_lock before calling this function */
1067 /****************************************************************************/
1069 ips_queue(Scsi_Cmnd * SC, void (*done) (Scsi_Cmnd *))
1074 METHOD_TRACE("ips_queue", 1);
1076 ha = (ips_ha_t *) SC->device->host->hostdata;
1084 if (ips_is_passthru(SC)) {
1085 if (ha->copp_waitlist.count == IPS_MAX_IOCTL_QUEUE) {
1086 SC->result = DID_BUS_BUSY << 16;
1091 } else if (ha->scb_waitlist.count == IPS_MAX_QUEUE) {
1092 SC->result = DID_BUS_BUSY << 16;
1098 SC->scsi_done = done;
1100 DEBUG_VAR(2, "(%s%d): ips_queue: cmd 0x%X (%d %d %d)",
1104 SC->device->channel, SC->device->id, SC->device->lun);
1106 /* Check for command to initiator IDs */
1107 if ((SC->device->channel > 0)
1108 && (SC->device->id == ha->ha_id[SC->device->channel])) {
1109 SC->result = DID_NO_CONNECT << 16;
1115 if (ips_is_passthru(SC)) {
1117 ips_copp_wait_item_t *scratch;
1119 /* A Reset IOCTL is only sent by the boot CD in extreme cases. */
1120 /* There can never be any system activity ( network or disk ), but check */
1121 /* anyway just as a good practice. */
1122 pt = (ips_passthru_t *) SC->request_buffer;
1123 if ((pt->CoppCP.cmd.reset.op_code == IPS_CMD_RESET_CHANNEL) &&
1124 (pt->CoppCP.cmd.reset.adapter_flag == 1)) {
1125 if (ha->scb_activelist.count != 0) {
1126 SC->result = DID_BUS_BUSY << 16;
1130 ha->ioctl_reset = 1; /* This reset request is from an IOCTL */
1132 SC->result = DID_OK << 16;
1137 /* allocate space for the scribble */
1138 scratch = kmalloc(sizeof (ips_copp_wait_item_t), GFP_ATOMIC);
1141 SC->result = DID_ERROR << 16;
1147 scratch->scsi_cmd = SC;
1148 scratch->next = NULL;
1150 ips_putq_copp_tail(&ha->copp_waitlist, scratch);
1152 ips_putq_wait_tail(&ha->scb_waitlist, SC);
1155 ips_next(ha, IPS_INTR_IORL);
1160 /****************************************************************************/
1162 /* Routine Name: ips_biosparam */
1164 /* Routine Description: */
1166 /* Set bios geometry for the controller */
1168 /****************************************************************************/
1170 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
1171 ips_biosparam(Disk * disk, kdev_t dev, int geom[])
1173 ips_ha_t *ha = (ips_ha_t *) disk->device->host->hostdata;
1174 unsigned long capacity = disk->capacity;
1176 ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
1177 sector_t capacity, int geom[])
1179 ips_ha_t *ha = (ips_ha_t *) sdev->host->hostdata;
1185 METHOD_TRACE("ips_biosparam", 1);
1188 /* ?!?! host adater info invalid */
1194 if (!ips_read_adapter_status(ha, IPS_INTR_ON))
1195 /* ?!?! Enquiry command failed */
1198 if ((capacity > 0x400000) && ((ha->enq->ucMiscFlag & 0x8) == 0)) {
1199 heads = IPS_NORM_HEADS;
1200 sectors = IPS_NORM_SECTORS;
1202 heads = IPS_COMP_HEADS;
1203 sectors = IPS_COMP_SECTORS;
1206 cylinders = (unsigned long) capacity / (heads * sectors);
1208 DEBUG_VAR(2, "Geometry: heads: %d, sectors: %d, cylinders: %d",
1209 heads, sectors, cylinders);
1213 geom[2] = cylinders;
1218 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
1220 /* ips_proc24_info is a wrapper around ips_proc_info *
1221 * for compatibility with the 2.4 scsi parameters */
1223 ips_proc24_info(char *buffer, char **start, off_t offset, int length,
1224 int hostno, int func)
1228 for (i = 0; i < ips_next_controller; i++) {
1229 if (ips_sh[i] && ips_sh[i]->host_no == hostno) {
1230 return ips_proc_info(ips_sh[i], buffer, start,
1231 offset, length, func);
1237 /****************************************************************************/
1239 /* Routine Name: ips_select_queue_depth */
1241 /* Routine Description: */
1243 /* Select queue depths for the devices on the contoller */
1245 /****************************************************************************/
1247 ips_select_queue_depth(struct Scsi_Host *host, Scsi_Device * scsi_devs)
1249 Scsi_Device *device;
1255 min = ha->max_cmds / 4;
1257 for (device = scsi_devs; device; device = device->next) {
1258 if (device->host == host) {
1259 if ((device->channel == 0) && (device->type == 0))
1264 for (device = scsi_devs; device; device = device->next) {
1265 if (device->host == host) {
1266 if ((device->channel == 0) && (device->type == 0)) {
1267 device->queue_depth =
1268 (ha->max_cmds - 1) / count;
1269 if (device->queue_depth < min)
1270 device->queue_depth = min;
1272 device->queue_depth = 2;
1275 if (device->queue_depth < 2)
1276 device->queue_depth = 2;
1282 /****************************************************************************/
1284 /* Routine Name: ips_slave_configure */
1286 /* Routine Description: */
1288 /* Set queue depths on devices once scan is complete */
1290 /****************************************************************************/
1292 ips_slave_configure(Scsi_Device * SDptr)
1297 ha = IPS_HA(SDptr->host);
1298 if (SDptr->tagged_supported && SDptr->type == TYPE_DISK) {
1299 min = ha->max_cmds / 2;
1300 if (ha->enq->ucLogDriveCount <= 2)
1301 min = ha->max_cmds - 1;
1302 scsi_adjust_queue_depth(SDptr, MSG_ORDERED_TAG, min);
1308 /****************************************************************************/
1310 /* Routine Name: do_ipsintr */
1312 /* Routine Description: */
1314 /* Wrapper for the interrupt handler */
1316 /****************************************************************************/
1318 do_ipsintr(int irq, void *dev_id, struct pt_regs * regs)
1321 unsigned long cpu_flags;
1322 struct Scsi_Host *host;
1325 METHOD_TRACE("do_ipsintr", 2);
1327 ha = (ips_ha_t *) dev_id;
1330 host = ips_sh[ha->host_num];
1331 /* interrupt during initialization */
1333 (*ha->func.intr) (ha);
1337 IPS_LOCK_SAVE(host->host_lock, cpu_flags);
1340 IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
1344 irqstatus = (*ha->func.intr) (ha);
1346 IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
1348 /* start the next command */
1349 ips_next(ha, IPS_INTR_ON);
1350 return IRQ_RETVAL(irqstatus);
1353 /****************************************************************************/
1355 /* Routine Name: ips_intr_copperhead */
1357 /* Routine Description: */
1359 /* Polling interrupt handler */
1361 /* ASSUMES interrupts are disabled */
1363 /****************************************************************************/
1365 ips_intr_copperhead(ips_ha_t * ha)
1372 METHOD_TRACE("ips_intr", 2);
1380 intrstatus = (*ha->func.isintr) (ha);
1384 * Unexpected/Shared interrupt
1393 intrstatus = (*ha->func.isintr) (ha);
1398 cstatus.value = (*ha->func.statupd) (ha);
1400 if (cstatus.fields.command_id > (IPS_MAX_CMDS - 1)) {
1401 /* Spurious Interupt ? */
1405 ips_chkstatus(ha, &cstatus);
1406 scb = (ips_scb_t *) sp->scb_addr;
1409 * use the callback function to finish things up
1410 * NOTE: interrupts are OFF for this
1412 (*scb->callback) (ha, scb);
1417 /****************************************************************************/
1419 /* Routine Name: ips_intr_morpheus */
1421 /* Routine Description: */
1423 /* Polling interrupt handler */
1425 /* ASSUMES interrupts are disabled */
1427 /****************************************************************************/
1429 ips_intr_morpheus(ips_ha_t * ha)
1436 METHOD_TRACE("ips_intr_morpheus", 2);
1444 intrstatus = (*ha->func.isintr) (ha);
1448 * Unexpected/Shared interrupt
1457 intrstatus = (*ha->func.isintr) (ha);
1462 cstatus.value = (*ha->func.statupd) (ha);
1464 if (cstatus.value == 0xffffffff)
1465 /* No more to process */
1468 if (cstatus.fields.command_id > (IPS_MAX_CMDS - 1)) {
1469 IPS_PRINTK(KERN_WARNING, ha->pcidev,
1470 "Spurious interrupt; no ccb.\n");
1475 ips_chkstatus(ha, &cstatus);
1476 scb = (ips_scb_t *) sp->scb_addr;
1479 * use the callback function to finish things up
1480 * NOTE: interrupts are OFF for this
1482 (*scb->callback) (ha, scb);
1487 /****************************************************************************/
1489 /* Routine Name: ips_info */
1491 /* Routine Description: */
1493 /* Return info about the driver */
1495 /****************************************************************************/
1497 ips_info(struct Scsi_Host *SH)
1499 static char buffer[256];
1503 METHOD_TRACE("ips_info", 1);
1511 memset(bp, 0, sizeof (buffer));
1513 sprintf(bp, "%s%s%s Build %d", "IBM PCI ServeRAID ",
1514 IPS_VERSION_HIGH, IPS_VERSION_LOW, IPS_BUILD_IDENT);
1516 if (ha->ad_type > 0 && ha->ad_type <= MAX_ADAPTER_NAME) {
1518 strcat(bp, ips_adapter_name[ha->ad_type - 1]);
1525 /****************************************************************************/
1527 /* Routine Name: ips_proc_info */
1529 /* Routine Description: */
1531 /* The passthru interface for the driver */
1533 /****************************************************************************/
1535 ips_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset,
1536 int length, int func)
1540 ips_ha_t *ha = NULL;
1542 METHOD_TRACE("ips_proc_info", 1);
1544 /* Find our host structure */
1545 for (i = 0; i < ips_next_controller; i++) {
1547 if (ips_sh[i] == host) {
1548 ha = (ips_ha_t *) ips_sh[i]->hostdata;
1565 ret = ips_host_info(ha, buffer, offset, length);
1571 /*--------------------------------------------------------------------------*/
1572 /* Helper Functions */
1573 /*--------------------------------------------------------------------------*/
1575 /****************************************************************************/
1577 /* Routine Name: ips_is_passthru */
1579 /* Routine Description: */
1581 /* Determine if the specified SCSI command is really a passthru command */
1583 /****************************************************************************/
1585 ips_is_passthru(Scsi_Cmnd * SC)
1587 METHOD_TRACE("ips_is_passthru", 1);
1592 if ((SC->cmnd[0] == IPS_IOCTL_COMMAND) &&
1593 (SC->device->channel == 0) &&
1594 (SC->device->id == IPS_ADAPTER_ID) &&
1595 (SC->device->lun == 0) && SC->request_buffer) {
1596 if ((!SC->use_sg) && SC->request_bufflen &&
1597 (((char *) SC->request_buffer)[0] == 'C') &&
1598 (((char *) SC->request_buffer)[1] == 'O') &&
1599 (((char *) SC->request_buffer)[2] == 'P') &&
1600 (((char *) SC->request_buffer)[3] == 'P'))
1602 else if (SC->use_sg) {
1603 struct scatterlist *sg = SC->request_buffer;
1604 char *buffer = IPS_SG_ADDRESS(sg);
1605 if (buffer && buffer[0] == 'C' && buffer[1] == 'O' &&
1606 buffer[2] == 'P' && buffer[3] == 'P')
1613 /****************************************************************************/
1615 /* Routine Name: ips_alloc_passthru_buffer */
1617 /* Routine Description: */
1618 /* allocate a buffer large enough for the ioctl data if the ioctl buffer */
1619 /* is too small or doesn't exist */
1620 /****************************************************************************/
1622 ips_alloc_passthru_buffer(ips_ha_t * ha, int length)
1625 dma_addr_t dma_busaddr;
1627 if (ha->ioctl_data && length <= ha->ioctl_len)
1629 /* there is no buffer or it's not big enough, allocate a new one */
1630 bigger_buf = pci_alloc_consistent(ha->pcidev, length, &dma_busaddr);
1632 /* free the old memory */
1633 pci_free_consistent(ha->pcidev, ha->ioctl_len, ha->ioctl_data,
1635 /* use the new memory */
1636 ha->ioctl_data = (char *) bigger_buf;
1637 ha->ioctl_len = length;
1638 ha->ioctl_busaddr = dma_busaddr;
1645 /****************************************************************************/
1647 /* Routine Name: ips_make_passthru */
1649 /* Routine Description: */
1651 /* Make a passthru command out of the info in the Scsi block */
1653 /****************************************************************************/
1655 ips_make_passthru(ips_ha_t * ha, Scsi_Cmnd * SC, ips_scb_t * scb, int intr)
1661 METHOD_TRACE("ips_make_passthru", 1);
1664 length = SC->request_bufflen;
1666 struct scatterlist *sg = SC->request_buffer;
1668 for (i = 0; i < SC->use_sg; i++)
1669 length += sg[i].length;
1671 if (length < sizeof (ips_passthru_t)) {
1673 DEBUG_VAR(1, "(%s%d) Passthru structure wrong size",
1674 ips_name, ha->host_num);
1675 return (IPS_FAILURE);
1677 if (ips_alloc_passthru_buffer(ha, length)) {
1678 /* allocation failure! If ha->ioctl_data exists, use it to return
1679 some error codes. Return a failed command to the scsi layer. */
1680 if (ha->ioctl_data) {
1681 pt = (ips_passthru_t *) ha->ioctl_data;
1682 ips_scmd_buf_read(SC, pt, sizeof (ips_passthru_t));
1683 pt->BasicStatus = 0x0B;
1684 pt->ExtendedStatus = 0x00;
1685 ips_scmd_buf_write(SC, pt, sizeof (ips_passthru_t));
1689 ha->ioctl_datasize = length;
1691 ips_scmd_buf_read(SC, ha->ioctl_data, ha->ioctl_datasize);
1692 pt = (ips_passthru_t *) ha->ioctl_data;
1695 * Some notes about the passthru interface used
1697 * IF the scsi op_code == 0x0d then we assume
1698 * that the data came along with/goes with the
1699 * packet we received from the sg driver. In this
1700 * case the CmdBSize field of the pt structure is
1701 * used for the size of the buffer.
1704 switch (pt->CoppCmd) {
1706 memcpy(ha->ioctl_data + sizeof (ips_passthru_t),
1707 &ips_num_controllers, sizeof (int));
1708 ips_scmd_buf_write(SC, ha->ioctl_data,
1709 sizeof (ips_passthru_t) + sizeof (int));
1710 SC->result = DID_OK << 16;
1712 return (IPS_SUCCESS_IMM);
1714 case IPS_COPPUSRCMD:
1715 case IPS_COPPIOCCMD:
1716 if (SC->cmnd[0] == IPS_IOCTL_COMMAND) {
1717 if (length < (sizeof (ips_passthru_t) + pt->CmdBSize)) {
1720 "(%s%d) Passthru structure wrong size",
1721 ips_name, ha->host_num);
1723 return (IPS_FAILURE);
1726 if (ha->device_id == IPS_DEVICEID_COPPERHEAD &&
1727 pt->CoppCP.cmd.flashfw.op_code ==
1728 IPS_CMD_RW_BIOSFW) {
1729 ret = ips_flash_copperhead(ha, pt, scb);
1730 ips_scmd_buf_write(SC, ha->ioctl_data,
1731 sizeof (ips_passthru_t));
1734 if (ips_usrcmd(ha, pt, scb))
1735 return (IPS_SUCCESS);
1737 return (IPS_FAILURE);
1744 return (IPS_FAILURE);
1747 /****************************************************************************/
1748 /* Routine Name: ips_flash_copperhead */
1749 /* Routine Description: */
1750 /* Flash the BIOS/FW on a Copperhead style controller */
1751 /****************************************************************************/
1753 ips_flash_copperhead(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
1757 /* Trombone is the only copperhead that can do packet flash, but only
1758 * for firmware. No one said it had to make sence. */
1759 if (IPS_IS_TROMBONE(ha) && pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE) {
1760 if (ips_usrcmd(ha, pt, scb))
1765 pt->BasicStatus = 0x0B;
1766 pt->ExtendedStatus = 0;
1767 scb->scsi_cmd->result = DID_OK << 16;
1768 /* IF it's OK to Use the "CD BOOT" Flash Buffer, then you can */
1769 /* avoid allocating a huge buffer per adapter ( which can fail ). */
1770 if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
1771 pt->CoppCP.cmd.flashfw.direction == IPS_ERASE_BIOS) {
1772 pt->BasicStatus = 0;
1773 return ips_flash_bios(ha, pt, scb);
1774 } else if (pt->CoppCP.cmd.flashfw.packet_num == 0) {
1775 if (ips_FlashData && !test_and_set_bit(0, &ips_FlashDataInUse)){
1776 ha->flash_data = ips_FlashData;
1777 ha->flash_busaddr = ips_flashbusaddr;
1778 ha->flash_len = PAGE_SIZE << 7;
1779 ha->flash_datasize = 0;
1780 } else if (!ha->flash_data) {
1781 datasize = pt->CoppCP.cmd.flashfw.total_packets *
1782 pt->CoppCP.cmd.flashfw.count;
1783 ha->flash_data = pci_alloc_consistent(ha->pcidev,
1785 &ha->flash_busaddr);
1786 if (!ha->flash_data){
1787 printk(KERN_WARNING "Unable to allocate a flash buffer\n");
1790 ha->flash_datasize = 0;
1791 ha->flash_len = datasize;
1795 if (pt->CoppCP.cmd.flashfw.count + ha->flash_datasize >
1797 ips_free_flash_copperhead(ha);
1798 IPS_PRINTK(KERN_WARNING, ha->pcidev,
1799 "failed size sanity check\n");
1803 if (!ha->flash_data)
1805 pt->BasicStatus = 0;
1806 memcpy(&ha->flash_data[ha->flash_datasize], pt + 1,
1807 pt->CoppCP.cmd.flashfw.count);
1808 ha->flash_datasize += pt->CoppCP.cmd.flashfw.count;
1809 if (pt->CoppCP.cmd.flashfw.packet_num ==
1810 pt->CoppCP.cmd.flashfw.total_packets - 1) {
1811 if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE)
1812 return ips_flash_bios(ha, pt, scb);
1813 else if (pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE)
1814 return ips_flash_firmware(ha, pt, scb);
1816 return IPS_SUCCESS_IMM;
1819 /****************************************************************************/
1820 /* Routine Name: ips_flash_bios */
1821 /* Routine Description: */
1822 /* flashes the bios of a copperhead adapter */
1823 /****************************************************************************/
1825 ips_flash_bios(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
1828 if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
1829 pt->CoppCP.cmd.flashfw.direction == IPS_WRITE_BIOS) {
1830 if ((!ha->func.programbios) || (!ha->func.erasebios) ||
1831 (!ha->func.verifybios))
1833 if ((*ha->func.erasebios) (ha)) {
1835 "(%s%d) flash bios failed - unable to erase flash",
1836 ips_name, ha->host_num);
1839 if ((*ha->func.programbios) (ha,
1842 ha->flash_datasize -
1843 IPS_BIOS_HEADER, 0)) {
1845 "(%s%d) flash bios failed - unable to flash",
1846 ips_name, ha->host_num);
1849 if ((*ha->func.verifybios) (ha,
1852 ha->flash_datasize -
1853 IPS_BIOS_HEADER, 0)) {
1855 "(%s%d) flash bios failed - unable to verify flash",
1856 ips_name, ha->host_num);
1859 ips_free_flash_copperhead(ha);
1860 return IPS_SUCCESS_IMM;
1861 } else if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
1862 pt->CoppCP.cmd.flashfw.direction == IPS_ERASE_BIOS) {
1863 if (!ha->func.erasebios)
1865 if ((*ha->func.erasebios) (ha)) {
1867 "(%s%d) flash bios failed - unable to erase flash",
1868 ips_name, ha->host_num);
1871 return IPS_SUCCESS_IMM;
1874 pt->BasicStatus = 0x0B;
1875 pt->ExtendedStatus = 0x00;
1876 ips_free_flash_copperhead(ha);
1880 /****************************************************************************/
1882 /* Routine Name: ips_fill_scb_sg_single */
1884 /* Routine Description: */
1885 /* Fill in a single scb sg_list element from an address */
1886 /* return a -1 if a breakup occurred */
1887 /****************************************************************************/
1889 ips_fill_scb_sg_single(ips_ha_t * ha, dma_addr_t busaddr,
1890 ips_scb_t * scb, int indx, unsigned int e_len)
1895 if ((scb->data_len + e_len) > ha->max_xfer) {
1896 e_len = ha->max_xfer - scb->data_len;
1897 scb->breakup = indx;
1904 if (IPS_USE_ENH_SGLIST(ha)) {
1905 scb->sg_list.enh_list[indx].address_lo =
1906 cpu_to_le32(pci_dma_lo32(busaddr));
1907 scb->sg_list.enh_list[indx].address_hi =
1908 cpu_to_le32(pci_dma_hi32(busaddr));
1909 scb->sg_list.enh_list[indx].length = cpu_to_le32(e_len);
1911 scb->sg_list.std_list[indx].address =
1912 cpu_to_le32(pci_dma_lo32(busaddr));
1913 scb->sg_list.std_list[indx].length = cpu_to_le32(e_len);
1917 scb->data_len += e_len;
1921 /****************************************************************************/
1922 /* Routine Name: ips_flash_firmware */
1923 /* Routine Description: */
1924 /* flashes the firmware of a copperhead adapter */
1925 /****************************************************************************/
1927 ips_flash_firmware(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
1929 IPS_SG_LIST sg_list;
1930 uint32_t cmd_busaddr;
1932 if (pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE &&
1933 pt->CoppCP.cmd.flashfw.direction == IPS_WRITE_FW) {
1934 memset(&pt->CoppCP.cmd, 0, sizeof (IPS_HOST_COMMAND));
1935 pt->CoppCP.cmd.flashfw.op_code = IPS_CMD_DOWNLOAD;
1936 pt->CoppCP.cmd.flashfw.count = cpu_to_le32(ha->flash_datasize);
1938 pt->BasicStatus = 0x0B;
1939 pt->ExtendedStatus = 0x00;
1940 ips_free_flash_copperhead(ha);
1943 /* Save the S/G list pointer so it doesn't get clobbered */
1944 sg_list.list = scb->sg_list.list;
1945 cmd_busaddr = scb->scb_busaddr;
1946 /* copy in the CP */
1947 memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof (IPS_IOCTL_CMD));
1948 /* FIX stuff that might be wrong */
1949 scb->sg_list.list = sg_list.list;
1950 scb->scb_busaddr = cmd_busaddr;
1951 scb->bus = scb->scsi_cmd->device->channel;
1952 scb->target_id = scb->scsi_cmd->device->id;
1953 scb->lun = scb->scsi_cmd->device->lun;
1958 scb->callback = ipsintr_done;
1959 scb->timeout = ips_cmd_timeout;
1961 scb->data_len = ha->flash_datasize;
1963 pci_map_single(ha->pcidev, ha->flash_data, scb->data_len,
1965 scb->flags |= IPS_SCB_MAP_SINGLE;
1966 scb->cmd.flashfw.command_id = IPS_COMMAND_ID(ha, scb);
1967 scb->cmd.flashfw.buffer_addr = cpu_to_le32(scb->data_busaddr);
1969 scb->timeout = pt->TimeOut;
1970 scb->scsi_cmd->result = DID_OK << 16;
1974 /****************************************************************************/
1975 /* Routine Name: ips_free_flash_copperhead */
1976 /* Routine Description: */
1977 /* release the memory resources used to hold the flash image */
1978 /****************************************************************************/
1980 ips_free_flash_copperhead(ips_ha_t * ha)
1982 if (ha->flash_data == ips_FlashData)
1983 test_and_clear_bit(0, &ips_FlashDataInUse);
1984 else if (ha->flash_data)
1985 pci_free_consistent(ha->pcidev, ha->flash_len, ha->flash_data,
1987 ha->flash_data = NULL;
1990 /****************************************************************************/
1992 /* Routine Name: ips_usrcmd */
1994 /* Routine Description: */
1996 /* Process a user command and make it ready to send */
1998 /****************************************************************************/
2000 ips_usrcmd(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
2002 IPS_SG_LIST sg_list;
2003 uint32_t cmd_busaddr;
2005 METHOD_TRACE("ips_usrcmd", 1);
2007 if ((!scb) || (!pt) || (!ha))
2010 /* Save the S/G list pointer so it doesn't get clobbered */
2011 sg_list.list = scb->sg_list.list;
2012 cmd_busaddr = scb->scb_busaddr;
2013 /* copy in the CP */
2014 memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof (IPS_IOCTL_CMD));
2015 memcpy(&scb->dcdb, &pt->CoppCP.dcdb, sizeof (IPS_DCDB_TABLE));
2017 /* FIX stuff that might be wrong */
2018 scb->sg_list.list = sg_list.list;
2019 scb->scb_busaddr = cmd_busaddr;
2020 scb->bus = scb->scsi_cmd->device->channel;
2021 scb->target_id = scb->scsi_cmd->device->id;
2022 scb->lun = scb->scsi_cmd->device->lun;
2027 scb->callback = ipsintr_done;
2028 scb->timeout = ips_cmd_timeout;
2029 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
2031 /* we don't support DCDB/READ/WRITE Scatter Gather */
2032 if ((scb->cmd.basic_io.op_code == IPS_CMD_READ_SG) ||
2033 (scb->cmd.basic_io.op_code == IPS_CMD_WRITE_SG) ||
2034 (scb->cmd.basic_io.op_code == IPS_CMD_DCDB_SG))
2038 scb->data_len = pt->CmdBSize;
2039 scb->data_busaddr = ha->ioctl_busaddr + sizeof (ips_passthru_t);
2041 scb->data_busaddr = 0L;
2044 if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
2045 scb->cmd.dcdb.dcdb_address = cpu_to_le32(scb->scb_busaddr +
2046 (unsigned long) &scb->
2048 (unsigned long) scb);
2051 if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
2052 scb->dcdb.buffer_pointer =
2053 cpu_to_le32(scb->data_busaddr);
2055 scb->cmd.basic_io.sg_addr =
2056 cpu_to_le32(scb->data_busaddr);
2061 scb->timeout = pt->TimeOut;
2063 if (pt->TimeOut <= 10)
2064 scb->dcdb.cmd_attribute |= IPS_TIMEOUT10;
2065 else if (pt->TimeOut <= 60)
2066 scb->dcdb.cmd_attribute |= IPS_TIMEOUT60;
2068 scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
2071 /* assume success */
2072 scb->scsi_cmd->result = DID_OK << 16;
2078 /****************************************************************************/
2080 /* Routine Name: ips_cleanup_passthru */
2082 /* Routine Description: */
2084 /* Cleanup after a passthru command */
2086 /****************************************************************************/
2088 ips_cleanup_passthru(ips_ha_t * ha, ips_scb_t * scb)
2092 METHOD_TRACE("ips_cleanup_passthru", 1);
2094 if ((!scb) || (!scb->scsi_cmd) || (!scb->scsi_cmd->request_buffer)) {
2095 DEBUG_VAR(1, "(%s%d) couldn't cleanup after passthru",
2096 ips_name, ha->host_num);
2100 pt = (ips_passthru_t *) ha->ioctl_data;
2102 /* Copy data back to the user */
2103 if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB) /* Copy DCDB Back to Caller's Area */
2104 memcpy(&pt->CoppCP.dcdb, &scb->dcdb, sizeof (IPS_DCDB_TABLE));
2106 pt->BasicStatus = scb->basic_status;
2107 pt->ExtendedStatus = scb->extended_status;
2108 pt->AdapterType = ha->ad_type;
2110 if (ha->device_id == IPS_DEVICEID_COPPERHEAD &&
2111 (scb->cmd.flashfw.op_code == IPS_CMD_DOWNLOAD ||
2112 scb->cmd.flashfw.op_code == IPS_CMD_RW_BIOSFW))
2113 ips_free_flash_copperhead(ha);
2115 ips_scmd_buf_write(scb->scsi_cmd, ha->ioctl_data, ha->ioctl_datasize);
2118 /****************************************************************************/
2120 /* Routine Name: ips_host_info */
2122 /* Routine Description: */
2124 /* The passthru interface for the driver */
2126 /****************************************************************************/
2128 ips_host_info(ips_ha_t * ha, char *ptr, off_t offset, int len)
2132 METHOD_TRACE("ips_host_info", 1);
2136 info.offset = offset;
2140 copy_info(&info, "\nIBM ServeRAID General Information:\n\n");
2142 if ((le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) &&
2143 (le16_to_cpu(ha->nvram->adapter_type) != 0))
2144 copy_info(&info, "\tController Type : %s\n",
2145 ips_adapter_name[ha->ad_type - 1]);
2148 "\tController Type : Unknown\n");
2152 "\tIO region : 0x%lx (%d bytes)\n",
2153 ha->io_addr, ha->io_len);
2157 "\tMemory region : 0x%lx (%d bytes)\n",
2158 ha->mem_addr, ha->mem_len);
2160 "\tShared memory address : 0x%lx\n",
2164 copy_info(&info, "\tIRQ number : %d\n", ha->irq);
2166 /* For the Next 3 lines Check for Binary 0 at the end and don't include it if it's there. */
2167 /* That keeps everything happy for "text" operations on the proc file. */
2169 if (le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) {
2170 if (ha->nvram->bios_low[3] == 0) {
2172 "\tBIOS Version : %c%c%c%c%c%c%c\n",
2173 ha->nvram->bios_high[0], ha->nvram->bios_high[1],
2174 ha->nvram->bios_high[2], ha->nvram->bios_high[3],
2175 ha->nvram->bios_low[0], ha->nvram->bios_low[1],
2176 ha->nvram->bios_low[2]);
2180 "\tBIOS Version : %c%c%c%c%c%c%c%c\n",
2181 ha->nvram->bios_high[0], ha->nvram->bios_high[1],
2182 ha->nvram->bios_high[2], ha->nvram->bios_high[3],
2183 ha->nvram->bios_low[0], ha->nvram->bios_low[1],
2184 ha->nvram->bios_low[2], ha->nvram->bios_low[3]);
2189 if (ha->enq->CodeBlkVersion[7] == 0) {
2191 "\tFirmware Version : %c%c%c%c%c%c%c\n",
2192 ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1],
2193 ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3],
2194 ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5],
2195 ha->enq->CodeBlkVersion[6]);
2198 "\tFirmware Version : %c%c%c%c%c%c%c%c\n",
2199 ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1],
2200 ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3],
2201 ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5],
2202 ha->enq->CodeBlkVersion[6], ha->enq->CodeBlkVersion[7]);
2205 if (ha->enq->BootBlkVersion[7] == 0) {
2207 "\tBoot Block Version : %c%c%c%c%c%c%c\n",
2208 ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1],
2209 ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3],
2210 ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5],
2211 ha->enq->BootBlkVersion[6]);
2214 "\tBoot Block Version : %c%c%c%c%c%c%c%c\n",
2215 ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1],
2216 ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3],
2217 ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5],
2218 ha->enq->BootBlkVersion[6], ha->enq->BootBlkVersion[7]);
2221 copy_info(&info, "\tDriver Version : %s%s\n",
2222 IPS_VERSION_HIGH, IPS_VERSION_LOW);
2224 copy_info(&info, "\tDriver Build : %d\n",
2227 copy_info(&info, "\tMax Physical Devices : %d\n",
2228 ha->enq->ucMaxPhysicalDevices);
2229 copy_info(&info, "\tMax Active Commands : %d\n",
2231 copy_info(&info, "\tCurrent Queued Commands : %d\n",
2232 ha->scb_waitlist.count);
2233 copy_info(&info, "\tCurrent Active Commands : %d\n",
2234 ha->scb_activelist.count - ha->num_ioctl);
2235 copy_info(&info, "\tCurrent Queued PT Commands : %d\n",
2236 ha->copp_waitlist.count);
2237 copy_info(&info, "\tCurrent Active PT Commands : %d\n",
2240 copy_info(&info, "\n");
2242 return (info.localpos);
2245 /****************************************************************************/
2247 /* Routine Name: copy_mem_info */
2249 /* Routine Description: */
2251 /* Copy data into an IPS_INFOSTR structure */
2253 /****************************************************************************/
2255 copy_mem_info(IPS_INFOSTR * info, char *data, int len)
2257 METHOD_TRACE("copy_mem_info", 1);
2259 if (info->pos + len < info->offset) {
2264 if (info->pos < info->offset) {
2265 data += (info->offset - info->pos);
2266 len -= (info->offset - info->pos);
2267 info->pos += (info->offset - info->pos);
2270 if (info->localpos + len > info->length)
2271 len = info->length - info->localpos;
2274 memcpy(info->buffer + info->localpos, data, len);
2276 info->localpos += len;
2280 /****************************************************************************/
2282 /* Routine Name: copy_info */
2284 /* Routine Description: */
2286 /* printf style wrapper for an info structure */
2288 /****************************************************************************/
2290 copy_info(IPS_INFOSTR * info, char *fmt, ...)
2296 METHOD_TRACE("copy_info", 1);
2298 va_start(args, fmt);
2299 len = vsprintf(buf, fmt, args);
2302 copy_mem_info(info, buf, len);
2307 /****************************************************************************/
2309 /* Routine Name: ips_identify_controller */
2311 /* Routine Description: */
2313 /* Identify this controller */
2315 /****************************************************************************/
2317 ips_identify_controller(ips_ha_t * ha)
2319 METHOD_TRACE("ips_identify_controller", 1);
2321 switch (ha->device_id) {
2322 case IPS_DEVICEID_COPPERHEAD:
2323 if (ha->revision_id <= IPS_REVID_SERVERAID) {
2324 ha->ad_type = IPS_ADTYPE_SERVERAID;
2325 } else if (ha->revision_id == IPS_REVID_SERVERAID2) {
2326 ha->ad_type = IPS_ADTYPE_SERVERAID2;
2327 } else if (ha->revision_id == IPS_REVID_NAVAJO) {
2328 ha->ad_type = IPS_ADTYPE_NAVAJO;
2329 } else if ((ha->revision_id == IPS_REVID_SERVERAID2)
2330 && (ha->slot_num == 0)) {
2331 ha->ad_type = IPS_ADTYPE_KIOWA;
2332 } else if ((ha->revision_id >= IPS_REVID_CLARINETP1) &&
2333 (ha->revision_id <= IPS_REVID_CLARINETP3)) {
2334 if (ha->enq->ucMaxPhysicalDevices == 15)
2335 ha->ad_type = IPS_ADTYPE_SERVERAID3L;
2337 ha->ad_type = IPS_ADTYPE_SERVERAID3;
2338 } else if ((ha->revision_id >= IPS_REVID_TROMBONE32) &&
2339 (ha->revision_id <= IPS_REVID_TROMBONE64)) {
2340 ha->ad_type = IPS_ADTYPE_SERVERAID4H;
2344 case IPS_DEVICEID_MORPHEUS:
2345 switch (ha->subdevice_id) {
2346 case IPS_SUBDEVICEID_4L:
2347 ha->ad_type = IPS_ADTYPE_SERVERAID4L;
2350 case IPS_SUBDEVICEID_4M:
2351 ha->ad_type = IPS_ADTYPE_SERVERAID4M;
2354 case IPS_SUBDEVICEID_4MX:
2355 ha->ad_type = IPS_ADTYPE_SERVERAID4MX;
2358 case IPS_SUBDEVICEID_4LX:
2359 ha->ad_type = IPS_ADTYPE_SERVERAID4LX;
2362 case IPS_SUBDEVICEID_5I2:
2363 ha->ad_type = IPS_ADTYPE_SERVERAID5I2;
2366 case IPS_SUBDEVICEID_5I1:
2367 ha->ad_type = IPS_ADTYPE_SERVERAID5I1;
2373 case IPS_DEVICEID_MARCO:
2374 switch (ha->subdevice_id) {
2375 case IPS_SUBDEVICEID_6M:
2376 ha->ad_type = IPS_ADTYPE_SERVERAID6M;
2378 case IPS_SUBDEVICEID_6I:
2379 ha->ad_type = IPS_ADTYPE_SERVERAID6I;
2381 case IPS_SUBDEVICEID_7k:
2382 ha->ad_type = IPS_ADTYPE_SERVERAID7k;
2384 case IPS_SUBDEVICEID_7M:
2385 ha->ad_type = IPS_ADTYPE_SERVERAID7M;
2392 /****************************************************************************/
2394 /* Routine Name: ips_get_bios_version */
2396 /* Routine Description: */
2398 /* Get the BIOS revision number */
2400 /****************************************************************************/
2402 ips_get_bios_version(ips_ha_t * ha, int intr)
2411 { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C',
2414 METHOD_TRACE("ips_get_bios_version", 1);
2419 strncpy(ha->bios_version, " ?", 8);
2421 if (ha->device_id == IPS_DEVICEID_COPPERHEAD) {
2422 if (IPS_USE_MEMIO(ha)) {
2423 /* Memory Mapped I/O */
2426 writel(0, ha->mem_ptr + IPS_REG_FLAP);
2427 if (ha->revision_id == IPS_REVID_TROMBONE64)
2428 udelay(25); /* 25 us */
2430 if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0x55)
2433 writel(1, ha->mem_ptr + IPS_REG_FLAP);
2434 if (ha->revision_id == IPS_REVID_TROMBONE64)
2435 udelay(25); /* 25 us */
2437 if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0xAA)
2440 /* Get Major version */
2441 writel(0x1FF, ha->mem_ptr + IPS_REG_FLAP);
2442 if (ha->revision_id == IPS_REVID_TROMBONE64)
2443 udelay(25); /* 25 us */
2445 major = readb(ha->mem_ptr + IPS_REG_FLDP);
2447 /* Get Minor version */
2448 writel(0x1FE, ha->mem_ptr + IPS_REG_FLAP);
2449 if (ha->revision_id == IPS_REVID_TROMBONE64)
2450 udelay(25); /* 25 us */
2451 minor = readb(ha->mem_ptr + IPS_REG_FLDP);
2453 /* Get SubMinor version */
2454 writel(0x1FD, ha->mem_ptr + IPS_REG_FLAP);
2455 if (ha->revision_id == IPS_REVID_TROMBONE64)
2456 udelay(25); /* 25 us */
2457 subminor = readb(ha->mem_ptr + IPS_REG_FLDP);
2460 /* Programmed I/O */
2463 outl(0, ha->io_addr + IPS_REG_FLAP);
2464 if (ha->revision_id == IPS_REVID_TROMBONE64)
2465 udelay(25); /* 25 us */
2467 if (inb(ha->io_addr + IPS_REG_FLDP) != 0x55)
2470 outl(cpu_to_le32(1), ha->io_addr + IPS_REG_FLAP);
2471 if (ha->revision_id == IPS_REVID_TROMBONE64)
2472 udelay(25); /* 25 us */
2474 if (inb(ha->io_addr + IPS_REG_FLDP) != 0xAA)
2477 /* Get Major version */
2478 outl(cpu_to_le32(0x1FF), ha->io_addr + IPS_REG_FLAP);
2479 if (ha->revision_id == IPS_REVID_TROMBONE64)
2480 udelay(25); /* 25 us */
2482 major = inb(ha->io_addr + IPS_REG_FLDP);
2484 /* Get Minor version */
2485 outl(cpu_to_le32(0x1FE), ha->io_addr + IPS_REG_FLAP);
2486 if (ha->revision_id == IPS_REVID_TROMBONE64)
2487 udelay(25); /* 25 us */
2489 minor = inb(ha->io_addr + IPS_REG_FLDP);
2491 /* Get SubMinor version */
2492 outl(cpu_to_le32(0x1FD), ha->io_addr + IPS_REG_FLAP);
2493 if (ha->revision_id == IPS_REVID_TROMBONE64)
2494 udelay(25); /* 25 us */
2496 subminor = inb(ha->io_addr + IPS_REG_FLDP);
2500 /* Morpheus Family - Send Command to the card */
2502 buffer = ha->ioctl_data;
2504 memset(buffer, 0, 0x1000);
2506 scb = &ha->scbs[ha->max_cmds - 1];
2508 ips_init_scb(ha, scb);
2510 scb->timeout = ips_cmd_timeout;
2511 scb->cdb[0] = IPS_CMD_RW_BIOSFW;
2513 scb->cmd.flashfw.op_code = IPS_CMD_RW_BIOSFW;
2514 scb->cmd.flashfw.command_id = IPS_COMMAND_ID(ha, scb);
2515 scb->cmd.flashfw.type = 1;
2516 scb->cmd.flashfw.direction = 0;
2517 scb->cmd.flashfw.count = cpu_to_le32(0x800);
2518 scb->cmd.flashfw.total_packets = 1;
2519 scb->cmd.flashfw.packet_num = 0;
2520 scb->data_len = 0x1000;
2521 scb->cmd.flashfw.buffer_addr = ha->ioctl_busaddr;
2523 /* issue the command */
2525 ips_send_wait(ha, scb, ips_cmd_timeout,
2526 intr)) == IPS_FAILURE)
2527 || (ret == IPS_SUCCESS_IMM)
2528 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
2529 /* Error occurred */
2534 if ((buffer[0xC0] == 0x55) && (buffer[0xC1] == 0xAA)) {
2535 major = buffer[0x1ff + 0xC0]; /* Offset 0x1ff after the header (0xc0) */
2536 minor = buffer[0x1fe + 0xC0]; /* Offset 0x1fe after the header (0xc0) */
2537 subminor = buffer[0x1fd + 0xC0]; /* Offset 0x1fd after the header (0xc0) */
2543 ha->bios_version[0] = hexDigits[(major & 0xF0) >> 4];
2544 ha->bios_version[1] = '.';
2545 ha->bios_version[2] = hexDigits[major & 0x0F];
2546 ha->bios_version[3] = hexDigits[subminor];
2547 ha->bios_version[4] = '.';
2548 ha->bios_version[5] = hexDigits[(minor & 0xF0) >> 4];
2549 ha->bios_version[6] = hexDigits[minor & 0x0F];
2550 ha->bios_version[7] = 0;
2553 /****************************************************************************/
2555 /* Routine Name: ips_hainit */
2557 /* Routine Description: */
2559 /* Initialize the controller */
2561 /* NOTE: Assumes to be called from with a lock */
2563 /****************************************************************************/
2565 ips_hainit(ips_ha_t * ha)
2570 METHOD_TRACE("ips_hainit", 1);
2575 if (ha->func.statinit)
2576 (*ha->func.statinit) (ha);
2578 if (ha->func.enableint)
2579 (*ha->func.enableint) (ha);
2582 ha->reset_count = 1;
2583 do_gettimeofday(&tv);
2584 ha->last_ffdc = tv.tv_sec;
2585 ips_ffdc_reset(ha, IPS_INTR_IORL);
2587 if (!ips_read_config(ha, IPS_INTR_IORL)) {
2588 IPS_PRINTK(KERN_WARNING, ha->pcidev,
2589 "unable to read config from controller.\n");
2594 if (!ips_read_adapter_status(ha, IPS_INTR_IORL)) {
2595 IPS_PRINTK(KERN_WARNING, ha->pcidev,
2596 "unable to read controller status.\n");
2601 /* Identify this controller */
2602 ips_identify_controller(ha);
2604 if (!ips_read_subsystem_parameters(ha, IPS_INTR_IORL)) {
2605 IPS_PRINTK(KERN_WARNING, ha->pcidev,
2606 "unable to read subsystem parameters.\n");
2611 /* write nvram user page 5 */
2612 if (!ips_write_driver_status(ha, IPS_INTR_IORL)) {
2613 IPS_PRINTK(KERN_WARNING, ha->pcidev,
2614 "unable to write driver info to controller.\n");
2619 /* If there are Logical Drives and a Reset Occurred, then an EraseStripeLock is Needed */
2620 if ((ha->conf->ucLogDriveCount > 0) && (ha->requires_esl == 1))
2621 ips_clear_adapter(ha, IPS_INTR_IORL);
2623 /* set limits on SID, LUN, BUS */
2624 ha->ntargets = IPS_MAX_TARGETS + 1;
2626 ha->nbus = (ha->enq->ucMaxPhysicalDevices / IPS_MAX_TARGETS) + 1;
2628 switch (ha->conf->logical_drive[0].ucStripeSize) {
2630 ha->max_xfer = 0x10000;
2634 ha->max_xfer = 0x20000;
2638 ha->max_xfer = 0x40000;
2643 ha->max_xfer = 0x80000;
2647 /* setup max concurrent commands */
2648 if (le32_to_cpu(ha->subsys->param[4]) & 0x1) {
2649 /* Use the new method */
2650 ha->max_cmds = ha->enq->ucConcurrentCmdCount;
2652 /* use the old method */
2653 switch (ha->conf->logical_drive[0].ucStripeSize) {
2673 /* Limit the Active Commands on a Lite Adapter */
2674 if ((ha->ad_type == IPS_ADTYPE_SERVERAID3L) ||
2675 (ha->ad_type == IPS_ADTYPE_SERVERAID4L) ||
2676 (ha->ad_type == IPS_ADTYPE_SERVERAID4LX)) {
2677 if ((ha->max_cmds > MaxLiteCmds) && (MaxLiteCmds))
2678 ha->max_cmds = MaxLiteCmds;
2681 /* set controller IDs */
2682 ha->ha_id[0] = IPS_ADAPTER_ID;
2683 for (i = 1; i < ha->nbus; i++) {
2684 ha->ha_id[i] = ha->conf->init_id[i - 1] & 0x1f;
2685 ha->dcdb_active[i - 1] = 0;
2691 /****************************************************************************/
2693 /* Routine Name: ips_next */
2695 /* Routine Description: */
2697 /* Take the next command off the queue and send it to the controller */
2699 /****************************************************************************/
2701 ips_next(ips_ha_t * ha, int intr)
2707 ips_copp_wait_item_t *item;
2709 unsigned long cpu_flags = 0;
2710 struct Scsi_Host *host;
2711 METHOD_TRACE("ips_next", 1);
2715 host = ips_sh[ha->host_num];
2717 * Block access to the queue function so
2718 * this command won't time out
2720 if (intr == IPS_INTR_ON)
2721 IPS_LOCK_SAVE(host->host_lock, cpu_flags);
2723 if ((ha->subsys->param[3] & 0x300000)
2724 && (ha->scb_activelist.count == 0)) {
2727 do_gettimeofday(&tv);
2729 if (tv.tv_sec - ha->last_ffdc > IPS_SECS_8HOURS) {
2730 ha->last_ffdc = tv.tv_sec;
2736 * Send passthru commands
2737 * These have priority over normal I/O
2738 * but shouldn't affect performance too much
2739 * since we limit the number that can be active
2740 * on the card at any one time
2742 while ((ha->num_ioctl < IPS_MAX_IOCTL) &&
2743 (ha->copp_waitlist.head) && (scb = ips_getscb(ha))) {
2745 item = ips_removeq_copp_head(&ha->copp_waitlist);
2747 if (intr == IPS_INTR_ON)
2748 IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
2749 scb->scsi_cmd = item->scsi_cmd;
2752 ret = ips_make_passthru(ha, scb->scsi_cmd, scb, intr);
2754 if (intr == IPS_INTR_ON)
2755 IPS_LOCK_SAVE(host->host_lock, cpu_flags);
2758 if (scb->scsi_cmd) {
2759 scb->scsi_cmd->result = DID_ERROR << 16;
2760 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
2763 ips_freescb(ha, scb);
2765 case IPS_SUCCESS_IMM:
2766 if (scb->scsi_cmd) {
2767 scb->scsi_cmd->result = DID_OK << 16;
2768 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
2771 ips_freescb(ha, scb);
2777 if (ret != IPS_SUCCESS) {
2782 ret = ips_send_cmd(ha, scb);
2784 if (ret == IPS_SUCCESS)
2785 ips_putq_scb_head(&ha->scb_activelist, scb);
2791 if (scb->scsi_cmd) {
2792 scb->scsi_cmd->result = DID_ERROR << 16;
2795 ips_freescb(ha, scb);
2797 case IPS_SUCCESS_IMM:
2798 ips_freescb(ha, scb);
2807 * Send "Normal" I/O commands
2810 p = ha->scb_waitlist.head;
2811 while ((p) && (scb = ips_getscb(ha))) {
2812 if ((p->device->channel > 0)
2814 dcdb_active[p->device->channel -
2815 1] & (1 << p->device->id))) {
2816 ips_freescb(ha, scb);
2817 p = (Scsi_Cmnd *) p->host_scribble;
2822 SC = ips_removeq_wait(&ha->scb_waitlist, q);
2824 if (intr == IPS_INTR_ON)
2825 IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags); /* Unlock HA after command is taken off queue */
2827 SC->result = DID_OK;
2828 SC->host_scribble = NULL;
2830 memset(SC->sense_buffer, 0, sizeof (SC->sense_buffer));
2832 scb->target_id = SC->device->id;
2833 scb->lun = SC->device->lun;
2834 scb->bus = SC->device->channel;
2838 scb->callback = ipsintr_done;
2839 scb->timeout = ips_cmd_timeout;
2840 memset(&scb->cmd, 0, 16);
2842 /* copy in the CDB */
2843 memcpy(scb->cdb, SC->cmnd, SC->cmd_len);
2845 /* Now handle the data buffer */
2847 struct scatterlist *sg;
2850 sg = SC->request_buffer;
2851 scb->sg_count = pci_map_sg(ha->pcidev, sg, SC->use_sg,
2852 scsi_to_pci_dma_dir(SC->
2853 sc_data_direction));
2854 scb->flags |= IPS_SCB_MAP_SG;
2855 for (i = 0; i < scb->sg_count; i++) {
2856 if (ips_fill_scb_sg_single
2857 (ha, sg_dma_address(&sg[i]), scb, i,
2858 sg_dma_len(&sg[i])) < 0)
2861 scb->dcdb.transfer_length = scb->data_len;
2863 if (SC->request_bufflen) {
2865 pci_map_single(ha->pcidev,
2867 SC->request_bufflen,
2868 scsi_to_pci_dma_dir(SC->
2869 sc_data_direction));
2870 scb->flags |= IPS_SCB_MAP_SINGLE;
2871 ips_fill_scb_sg_single(ha, scb->data_busaddr,
2873 SC->request_bufflen);
2874 scb->dcdb.transfer_length = scb->data_len;
2876 scb->data_busaddr = 0L;
2879 scb->dcdb.transfer_length = 0;
2884 scb->dcdb.cmd_attribute =
2885 ips_command_direction[scb->scsi_cmd->cmnd[0]];
2887 /* Allow a WRITE BUFFER Command to Have no Data */
2888 /* This is Used by Tape Flash Utilites */
2889 if ((scb->scsi_cmd->cmnd[0] == WRITE_BUFFER) && (scb->data_len == 0))
2890 scb->dcdb.cmd_attribute = 0;
2892 if (!(scb->dcdb.cmd_attribute & 0x3))
2893 scb->dcdb.transfer_length = 0;
2895 if (scb->data_len >= IPS_MAX_XFER) {
2896 scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
2897 scb->dcdb.transfer_length = 0;
2899 if (intr == IPS_INTR_ON)
2900 IPS_LOCK_SAVE(host->host_lock, cpu_flags);
2902 ret = ips_send_cmd(ha, scb);
2906 ips_putq_scb_head(&ha->scb_activelist, scb);
2909 if (scb->scsi_cmd) {
2910 scb->scsi_cmd->result = DID_ERROR << 16;
2911 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
2915 ha->dcdb_active[scb->bus - 1] &=
2916 ~(1 << scb->target_id);
2918 ips_freescb(ha, scb);
2920 case IPS_SUCCESS_IMM:
2922 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
2925 ha->dcdb_active[scb->bus - 1] &=
2926 ~(1 << scb->target_id);
2928 ips_freescb(ha, scb);
2934 p = (Scsi_Cmnd *) p->host_scribble;
2938 if (intr == IPS_INTR_ON)
2939 IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
2942 /****************************************************************************/
2944 /* Routine Name: ips_putq_scb_head */
2946 /* Routine Description: */
2948 /* Add an item to the head of the queue */
2950 /* ASSUMED to be called from within the HA lock */
2952 /****************************************************************************/
2954 ips_putq_scb_head(ips_scb_queue_t * queue, ips_scb_t * item)
2956 METHOD_TRACE("ips_putq_scb_head", 1);
2961 item->q_next = queue->head;
2970 /****************************************************************************/
2972 /* Routine Name: ips_removeq_scb_head */
2974 /* Routine Description: */
2976 /* Remove the head of the queue */
2978 /* ASSUMED to be called from within the HA lock */
2980 /****************************************************************************/
2982 ips_removeq_scb_head(ips_scb_queue_t * queue)
2986 METHOD_TRACE("ips_removeq_scb_head", 1);
2994 queue->head = item->q_next;
2995 item->q_next = NULL;
2997 if (queue->tail == item)
3005 /****************************************************************************/
3007 /* Routine Name: ips_removeq_scb */
3009 /* Routine Description: */
3011 /* Remove an item from a queue */
3013 /* ASSUMED to be called from within the HA lock */
3015 /****************************************************************************/
3017 ips_removeq_scb(ips_scb_queue_t * queue, ips_scb_t * item)
3021 METHOD_TRACE("ips_removeq_scb", 1);
3026 if (item == queue->head) {
3027 return (ips_removeq_scb_head(queue));
3032 while ((p) && (item != p->q_next))
3037 p->q_next = item->q_next;
3042 item->q_next = NULL;
3051 /****************************************************************************/
3053 /* Routine Name: ips_putq_wait_tail */
3055 /* Routine Description: */
3057 /* Add an item to the tail of the queue */
3059 /* ASSUMED to be called from within the HA lock */
3061 /****************************************************************************/
3063 ips_putq_wait_tail(ips_wait_queue_t * queue, Scsi_Cmnd * item)
3065 METHOD_TRACE("ips_putq_wait_tail", 1);
3070 item->host_scribble = NULL;
3073 queue->tail->host_scribble = (char *) item;
3083 /****************************************************************************/
3085 /* Routine Name: ips_removeq_wait_head */
3087 /* Routine Description: */
3089 /* Remove the head of the queue */
3091 /* ASSUMED to be called from within the HA lock */
3093 /****************************************************************************/
3095 ips_removeq_wait_head(ips_wait_queue_t * queue)
3099 METHOD_TRACE("ips_removeq_wait_head", 1);
3107 queue->head = (Scsi_Cmnd *) item->host_scribble;
3108 item->host_scribble = NULL;
3110 if (queue->tail == item)
3118 /****************************************************************************/
3120 /* Routine Name: ips_removeq_wait */
3122 /* Routine Description: */
3124 /* Remove an item from a queue */
3126 /* ASSUMED to be called from within the HA lock */
3128 /****************************************************************************/
3130 ips_removeq_wait(ips_wait_queue_t * queue, Scsi_Cmnd * item)
3134 METHOD_TRACE("ips_removeq_wait", 1);
3139 if (item == queue->head) {
3140 return (ips_removeq_wait_head(queue));
3145 while ((p) && (item != (Scsi_Cmnd *) p->host_scribble))
3146 p = (Scsi_Cmnd *) p->host_scribble;
3150 p->host_scribble = item->host_scribble;
3152 if (!item->host_scribble)
3155 item->host_scribble = NULL;
3164 /****************************************************************************/
3166 /* Routine Name: ips_putq_copp_tail */
3168 /* Routine Description: */
3170 /* Add an item to the tail of the queue */
3172 /* ASSUMED to be called from within the HA lock */
3174 /****************************************************************************/
3176 ips_putq_copp_tail(ips_copp_queue_t * queue, ips_copp_wait_item_t * item)
3178 METHOD_TRACE("ips_putq_copp_tail", 1);
3186 queue->tail->next = item;
3196 /****************************************************************************/
3198 /* Routine Name: ips_removeq_copp_head */
3200 /* Routine Description: */
3202 /* Remove the head of the queue */
3204 /* ASSUMED to be called from within the HA lock */
3206 /****************************************************************************/
3207 static ips_copp_wait_item_t *
3208 ips_removeq_copp_head(ips_copp_queue_t * queue)
3210 ips_copp_wait_item_t *item;
3212 METHOD_TRACE("ips_removeq_copp_head", 1);
3220 queue->head = item->next;
3223 if (queue->tail == item)
3231 /****************************************************************************/
3233 /* Routine Name: ips_removeq_copp */
3235 /* Routine Description: */
3237 /* Remove an item from a queue */
3239 /* ASSUMED to be called from within the HA lock */
3241 /****************************************************************************/
3242 static ips_copp_wait_item_t *
3243 ips_removeq_copp(ips_copp_queue_t * queue, ips_copp_wait_item_t * item)
3245 ips_copp_wait_item_t *p;
3247 METHOD_TRACE("ips_removeq_copp", 1);
3252 if (item == queue->head) {
3253 return (ips_removeq_copp_head(queue));
3258 while ((p) && (item != p->next))
3263 p->next = item->next;
3277 /****************************************************************************/
3279 /* Routine Name: ipsintr_blocking */
3281 /* Routine Description: */
3283 /* Finalize an interrupt for internal commands */
3285 /****************************************************************************/
3287 ipsintr_blocking(ips_ha_t * ha, ips_scb_t * scb)
3289 METHOD_TRACE("ipsintr_blocking", 2);
3291 ips_freescb(ha, scb);
3292 if ((ha->waitflag == TRUE) && (ha->cmd_in_progress == scb->cdb[0])) {
3293 ha->waitflag = FALSE;
3299 /****************************************************************************/
3301 /* Routine Name: ipsintr_done */
3303 /* Routine Description: */
3305 /* Finalize an interrupt for non-internal commands */
3307 /****************************************************************************/
3309 ipsintr_done(ips_ha_t * ha, ips_scb_t * scb)
3311 METHOD_TRACE("ipsintr_done", 2);
3314 IPS_PRINTK(KERN_WARNING, ha->pcidev,
3315 "Spurious interrupt; scb NULL.\n");
3320 if (scb->scsi_cmd == NULL) {
3321 /* unexpected interrupt */
3322 IPS_PRINTK(KERN_WARNING, ha->pcidev,
3323 "Spurious interrupt; scsi_cmd not set.\n");
3331 /****************************************************************************/
3333 /* Routine Name: ips_done */
3335 /* Routine Description: */
3337 /* Do housekeeping on completed commands */
3338 /* ASSUMED to be called form within the request lock */
3339 /****************************************************************************/
3341 ips_done(ips_ha_t * ha, ips_scb_t * scb)
3345 METHOD_TRACE("ips_done", 1);
3350 if ((scb->scsi_cmd) && (ips_is_passthru(scb->scsi_cmd))) {
3351 ips_cleanup_passthru(ha, scb);
3355 * Check to see if this command had too much
3356 * data and had to be broke up. If so, queue
3357 * the rest of the data and continue.
3359 if ((scb->breakup) || (scb->sg_break)) {
3360 /* we had a data breakup */
3363 if (scb->sg_count) {
3365 struct scatterlist *sg;
3366 int ips_sg_index = 0;
3369 sg = scb->scsi_cmd->request_buffer;
3371 /* Spin forward to last dma chunk */
3372 sg_dma_index = scb->breakup;
3374 /* Take care of possible partial on last chunk */
3375 ips_fill_scb_sg_single(ha,
3378 scb, ips_sg_index++,
3382 for (; sg_dma_index < scb->sg_count;
3384 if (ips_fill_scb_sg_single
3386 sg_dma_address(&sg[sg_dma_index]),
3387 scb, ips_sg_index++,
3388 sg_dma_len(&sg[sg_dma_index])) < 0)
3394 /* Non S/G Request */
3395 (void) ips_fill_scb_sg_single(ha,
3407 scb->dcdb.transfer_length = scb->data_len;
3408 scb->dcdb.cmd_attribute |=
3409 ips_command_direction[scb->scsi_cmd->cmnd[0]];
3411 if (!(scb->dcdb.cmd_attribute & 0x3))
3412 scb->dcdb.transfer_length = 0;
3414 if (scb->data_len >= IPS_MAX_XFER) {
3415 scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
3416 scb->dcdb.transfer_length = 0;
3419 ret = ips_send_cmd(ha, scb);
3423 if (scb->scsi_cmd) {
3424 scb->scsi_cmd->result = DID_ERROR << 16;
3425 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
3428 ips_freescb(ha, scb);
3430 case IPS_SUCCESS_IMM:
3431 if (scb->scsi_cmd) {
3432 scb->scsi_cmd->result = DID_ERROR << 16;
3433 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
3436 ips_freescb(ha, scb);
3444 } /* end if passthru */
3447 ha->dcdb_active[scb->bus - 1] &= ~(1 << scb->target_id);
3450 scb->scsi_cmd->scsi_done(scb->scsi_cmd);
3452 ips_freescb(ha, scb);
3455 /****************************************************************************/
3457 /* Routine Name: ips_map_status */
3459 /* Routine Description: */
3461 /* Map Controller Error codes to Linux Error Codes */
3463 /****************************************************************************/
3465 ips_map_status(ips_ha_t * ha, ips_scb_t * scb, ips_stat_t * sp)
3469 uint32_t transfer_len;
3470 IPS_DCDB_TABLE_TAPE *tapeDCDB;
3472 METHOD_TRACE("ips_map_status", 1);
3476 "(%s%d) Physical device error (%d %d %d): %x %x, Sense Key: %x, ASC: %x, ASCQ: %x",
3477 ips_name, ha->host_num,
3478 scb->scsi_cmd->device->channel,
3479 scb->scsi_cmd->device->id, scb->scsi_cmd->device->lun,
3480 scb->basic_status, scb->extended_status,
3481 scb->extended_status ==
3482 IPS_ERR_CKCOND ? scb->dcdb.sense_info[2] & 0xf : 0,
3483 scb->extended_status ==
3484 IPS_ERR_CKCOND ? scb->dcdb.sense_info[12] : 0,
3485 scb->extended_status ==
3486 IPS_ERR_CKCOND ? scb->dcdb.sense_info[13] : 0);
3489 /* default driver error */
3490 errcode = DID_ERROR;
3493 switch (scb->basic_status & IPS_GSC_STATUS_MASK) {
3494 case IPS_CMD_TIMEOUT:
3495 errcode = DID_TIME_OUT;
3498 case IPS_INVAL_OPCO:
3499 case IPS_INVAL_CMD_BLK:
3500 case IPS_INVAL_PARM_BLK:
3502 case IPS_CMD_CMPLT_WERROR:
3505 case IPS_PHYS_DRV_ERROR:
3506 switch (scb->extended_status) {
3507 case IPS_ERR_SEL_TO:
3509 errcode = DID_NO_CONNECT;
3513 case IPS_ERR_OU_RUN:
3514 if ((scb->cmd.dcdb.op_code == IPS_CMD_EXTENDED_DCDB) ||
3515 (scb->cmd.dcdb.op_code ==
3516 IPS_CMD_EXTENDED_DCDB_SG)) {
3517 tapeDCDB = (IPS_DCDB_TABLE_TAPE *) & scb->dcdb;
3518 transfer_len = tapeDCDB->transfer_length;
3521 (uint32_t) scb->dcdb.transfer_length;
3524 if ((scb->bus) && (transfer_len < scb->data_len)) {
3525 /* Underrun - set default to no error */
3528 /* Restrict access to physical DASD */
3529 if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
3530 ((((char *) scb->scsi_cmd->
3531 buffer)[0] & 0x1f) == TYPE_DISK)) {
3532 /* underflow -- no error */
3533 /* restrict access to physical DASD */
3534 errcode = DID_TIME_OUT;
3538 errcode = DID_ERROR;
3542 case IPS_ERR_RECOVERY:
3543 /* don't fail recovered errors */
3549 case IPS_ERR_HOST_RESET:
3550 case IPS_ERR_DEV_RESET:
3551 errcode = DID_RESET;
3554 case IPS_ERR_CKCOND:
3556 if ((scb->cmd.dcdb.op_code ==
3557 IPS_CMD_EXTENDED_DCDB)
3558 || (scb->cmd.dcdb.op_code ==
3559 IPS_CMD_EXTENDED_DCDB_SG)) {
3561 (IPS_DCDB_TABLE_TAPE *) & scb->dcdb;
3562 memcpy(scb->scsi_cmd->sense_buffer,
3563 tapeDCDB->sense_info,
3564 sizeof (scb->scsi_cmd->
3567 memcpy(scb->scsi_cmd->sense_buffer,
3568 scb->dcdb.sense_info,
3569 sizeof (scb->scsi_cmd->
3572 device_error = 2; /* check condition */
3580 errcode = DID_ERROR;
3586 scb->scsi_cmd->result = device_error | (errcode << 16);
3591 /****************************************************************************/
3593 /* Routine Name: ips_send_wait */
3595 /* Routine Description: */
3597 /* Send a command to the controller and wait for it to return */
3599 /* The FFDC Time Stamp use this function for the callback, but doesn't */
3600 /* actually need to wait. */
3601 /****************************************************************************/
3603 ips_send_wait(ips_ha_t * ha, ips_scb_t * scb, int timeout, int intr)
3607 METHOD_TRACE("ips_send_wait", 1);
3609 if (intr != IPS_FFDC) { /* Won't be Waiting if this is a Time Stamp */
3610 ha->waitflag = TRUE;
3611 ha->cmd_in_progress = scb->cdb[0];
3613 scb->callback = ipsintr_blocking;
3614 ret = ips_send_cmd(ha, scb);
3616 if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
3619 if (intr != IPS_FFDC) /* Don't Wait around if this is a Time Stamp */
3620 ret = ips_wait(ha, timeout, intr);
3625 /****************************************************************************/
3627 /* Routine Name: ips_scmd_buf_write */
3629 /* Routine Description: */
3630 /* Write data to Scsi_Cmnd request_buffer at proper offsets */
3631 /****************************************************************************/
3633 ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data, unsigned
3638 unsigned int min_cnt, xfer_cnt;
3639 char *cdata = (char *) data;
3640 struct scatterlist *sg = scmd->request_buffer;
3641 for (i = 0, xfer_cnt = 0;
3642 (i < scmd->use_sg) && (xfer_cnt < count); i++) {
3643 if (!IPS_SG_ADDRESS(&sg[i]))
3645 min_cnt = min(count - xfer_cnt, sg[i].length);
3646 memcpy(IPS_SG_ADDRESS(&sg[i]), &cdata[xfer_cnt],
3648 xfer_cnt += min_cnt;
3652 unsigned int min_cnt = min(count, scmd->request_bufflen);
3653 memcpy(scmd->request_buffer, data, min_cnt);
3657 /****************************************************************************/
3659 /* Routine Name: ips_scmd_buf_read */
3661 /* Routine Description: */
3662 /* Copy data from a Scsi_Cmnd to a new, linear buffer */
3663 /****************************************************************************/
3665 ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned
3670 unsigned int min_cnt, xfer_cnt;
3671 char *cdata = (char *) data;
3672 struct scatterlist *sg = scmd->request_buffer;
3673 for (i = 0, xfer_cnt = 0;
3674 (i < scmd->use_sg) && (xfer_cnt < count); i++) {
3675 if (!IPS_SG_ADDRESS(&sg[i]))
3677 min_cnt = min(count - xfer_cnt, sg[i].length);
3678 memcpy(&cdata[xfer_cnt], IPS_SG_ADDRESS(&sg[i]),
3680 xfer_cnt += min_cnt;
3684 unsigned int min_cnt = min(count, scmd->request_bufflen);
3685 memcpy(data, scmd->request_buffer, min_cnt);
3689 /****************************************************************************/
3691 /* Routine Name: ips_send_cmd */
3693 /* Routine Description: */
3695 /* Map SCSI commands to ServeRAID commands for logical drives */
3697 /****************************************************************************/
3699 ips_send_cmd(ips_ha_t * ha, ips_scb_t * scb)
3704 IPS_DCDB_TABLE_TAPE *tapeDCDB;
3707 METHOD_TRACE("ips_send_cmd", 1);
3711 if (!scb->scsi_cmd) {
3712 /* internal command */
3715 /* Controller commands can't be issued */
3716 /* to real devices -- fail them */
3717 if ((ha->waitflag == TRUE) &&
3718 (ha->cmd_in_progress == scb->cdb[0])) {
3719 ha->waitflag = FALSE;
3724 } else if ((scb->bus == 0) && (!ips_is_passthru(scb->scsi_cmd))) {
3725 /* command to logical bus -- interpret */
3726 ret = IPS_SUCCESS_IMM;
3728 switch (scb->scsi_cmd->cmnd[0]) {
3729 case ALLOW_MEDIUM_REMOVAL:
3732 case WRITE_FILEMARKS:
3734 scb->scsi_cmd->result = DID_ERROR << 16;
3738 scb->scsi_cmd->result = DID_OK << 16;
3740 case TEST_UNIT_READY:
3742 if (scb->target_id == IPS_ADAPTER_ID) {
3744 * Either we have a TUR
3745 * or we have a SCSI inquiry
3747 if (scb->scsi_cmd->cmnd[0] == TEST_UNIT_READY)
3748 scb->scsi_cmd->result = DID_OK << 16;
3750 if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
3751 IPS_SCSI_INQ_DATA inquiry;
3754 sizeof (IPS_SCSI_INQ_DATA));
3756 inquiry.DeviceType =
3757 IPS_SCSI_INQ_TYPE_PROCESSOR;
3758 inquiry.DeviceTypeQualifier =
3759 IPS_SCSI_INQ_LU_CONNECTED;
3760 inquiry.Version = IPS_SCSI_INQ_REV2;
3761 inquiry.ResponseDataFormat =
3762 IPS_SCSI_INQ_RD_REV2;
3763 inquiry.AdditionalLength = 31;
3765 IPS_SCSI_INQ_Address16;
3767 IPS_SCSI_INQ_WBus16 |
3769 strncpy(inquiry.VendorId, "IBM ",
3771 strncpy(inquiry.ProductId,
3773 strncpy(inquiry.ProductRevisionLevel,
3776 ips_scmd_buf_write(scb->scsi_cmd,
3780 scb->scsi_cmd->result = DID_OK << 16;
3783 scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
3784 scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
3785 scb->cmd.logical_info.reserved = 0;
3786 scb->cmd.logical_info.reserved2 = 0;
3787 scb->data_len = sizeof (IPS_LD_INFO);
3788 scb->data_busaddr = ha->logical_drive_info_dma_addr;
3790 scb->cmd.logical_info.buffer_addr = scb->data_busaddr;
3797 ips_reqsen(ha, scb);
3798 scb->scsi_cmd->result = DID_OK << 16;
3804 scb->cmd.basic_io.op_code =
3805 (scb->scsi_cmd->cmnd[0] ==
3806 READ_6) ? IPS_CMD_READ : IPS_CMD_WRITE;
3807 scb->cmd.basic_io.enhanced_sg = 0;
3808 scb->cmd.basic_io.sg_addr =
3809 cpu_to_le32(scb->data_busaddr);
3811 scb->cmd.basic_io.op_code =
3812 (scb->scsi_cmd->cmnd[0] ==
3813 READ_6) ? IPS_CMD_READ_SG :
3815 scb->cmd.basic_io.enhanced_sg =
3816 IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
3817 scb->cmd.basic_io.sg_addr =
3818 cpu_to_le32(scb->sg_busaddr);
3821 scb->cmd.basic_io.segment_4G = 0;
3822 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
3823 scb->cmd.basic_io.log_drv = scb->target_id;
3824 scb->cmd.basic_io.sg_count = scb->sg_len;
3826 if (scb->cmd.basic_io.lba)
3827 scb->cmd.basic_io.lba =
3828 cpu_to_le32(le32_to_cpu
3829 (scb->cmd.basic_io.lba) +
3830 le16_to_cpu(scb->cmd.basic_io.
3833 scb->cmd.basic_io.lba =
3835 cmnd[1] & 0x1f) << 16) | (scb->scsi_cmd->
3837 (scb->scsi_cmd->cmnd[3]));
3839 scb->cmd.basic_io.sector_count =
3840 cpu_to_le16(scb->data_len / IPS_BLKSIZE);
3842 if (le16_to_cpu(scb->cmd.basic_io.sector_count) == 0)
3843 scb->cmd.basic_io.sector_count =
3852 scb->cmd.basic_io.op_code =
3853 (scb->scsi_cmd->cmnd[0] ==
3854 READ_10) ? IPS_CMD_READ : IPS_CMD_WRITE;
3855 scb->cmd.basic_io.enhanced_sg = 0;
3856 scb->cmd.basic_io.sg_addr =
3857 cpu_to_le32(scb->data_busaddr);
3859 scb->cmd.basic_io.op_code =
3860 (scb->scsi_cmd->cmnd[0] ==
3861 READ_10) ? IPS_CMD_READ_SG :
3863 scb->cmd.basic_io.enhanced_sg =
3864 IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
3865 scb->cmd.basic_io.sg_addr =
3866 cpu_to_le32(scb->sg_busaddr);
3869 scb->cmd.basic_io.segment_4G = 0;
3870 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
3871 scb->cmd.basic_io.log_drv = scb->target_id;
3872 scb->cmd.basic_io.sg_count = scb->sg_len;
3874 if (scb->cmd.basic_io.lba)
3875 scb->cmd.basic_io.lba =
3876 cpu_to_le32(le32_to_cpu
3877 (scb->cmd.basic_io.lba) +
3878 le16_to_cpu(scb->cmd.basic_io.
3881 scb->cmd.basic_io.lba =
3882 ((scb->scsi_cmd->cmnd[2] << 24) | (scb->
3886 (scb->scsi_cmd->cmnd[4] << 8) | scb->
3889 scb->cmd.basic_io.sector_count =
3890 cpu_to_le16(scb->data_len / IPS_BLKSIZE);
3892 if (cpu_to_le16(scb->cmd.basic_io.sector_count) == 0) {
3894 * This is a null condition
3895 * we don't have to do anything
3898 scb->scsi_cmd->result = DID_OK << 16;
3906 scb->scsi_cmd->result = DID_OK << 16;
3910 scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
3911 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
3912 scb->cmd.basic_io.segment_4G = 0;
3913 scb->cmd.basic_io.enhanced_sg = 0;
3914 scb->data_len = sizeof (*ha->enq);
3915 scb->cmd.basic_io.sg_addr = ha->enq_busaddr;
3920 scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
3921 scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
3922 scb->cmd.logical_info.reserved = 0;
3923 scb->cmd.logical_info.reserved2 = 0;
3924 scb->cmd.logical_info.reserved3 = 0;
3925 scb->data_len = sizeof (IPS_LD_INFO);
3926 scb->data_busaddr = ha->logical_drive_info_dma_addr;
3928 scb->cmd.logical_info.buffer_addr = scb->data_busaddr;
3932 case SEND_DIAGNOSTIC:
3933 case REASSIGN_BLOCKS:
3937 case READ_DEFECT_DATA:
3940 scb->scsi_cmd->result = DID_OK << 16;
3944 /* Set the Return Info to appear like the Command was */
3945 /* attempted, a Check Condition occurred, and Sense */
3946 /* Data indicating an Invalid CDB OpCode is returned. */
3947 sp = (char *) scb->scsi_cmd->sense_buffer;
3948 memset(sp, 0, sizeof (scb->scsi_cmd->sense_buffer));
3950 sp[0] = 0x70; /* Error Code */
3951 sp[2] = ILLEGAL_REQUEST; /* Sense Key 5 Illegal Req. */
3952 sp[7] = 0x0A; /* Additional Sense Length */
3953 sp[12] = 0x20; /* ASC = Invalid OpCode */
3954 sp[13] = 0x00; /* ASCQ */
3956 device_error = 2; /* Indicate Check Condition */
3957 scb->scsi_cmd->result = device_error | (DID_OK << 16);
3962 if (ret == IPS_SUCCESS_IMM)
3968 /* If we already know the Device is Not there, no need to attempt a Command */
3969 /* This also protects an NT FailOver Controller from getting CDB's sent to it */
3970 if (ha->conf->dev[scb->bus - 1][scb->target_id].ucState == 0) {
3971 scb->scsi_cmd->result = DID_NO_CONNECT << 16;
3972 return (IPS_SUCCESS_IMM);
3975 ha->dcdb_active[scb->bus - 1] |= (1 << scb->target_id);
3976 scb->cmd.dcdb.command_id = IPS_COMMAND_ID(ha, scb);
3977 scb->cmd.dcdb.dcdb_address = cpu_to_le32(scb->scb_busaddr +
3978 (unsigned long) &scb->
3980 (unsigned long) scb);
3981 scb->cmd.dcdb.reserved = 0;
3982 scb->cmd.dcdb.reserved2 = 0;
3983 scb->cmd.dcdb.reserved3 = 0;
3984 scb->cmd.dcdb.segment_4G = 0;
3985 scb->cmd.dcdb.enhanced_sg = 0;
3987 TimeOut = scb->scsi_cmd->timeout_per_command;
3989 if (ha->subsys->param[4] & 0x00100000) { /* If NEW Tape DCDB is Supported */
3991 scb->cmd.dcdb.op_code = IPS_CMD_EXTENDED_DCDB;
3993 scb->cmd.dcdb.op_code =
3994 IPS_CMD_EXTENDED_DCDB_SG;
3995 scb->cmd.dcdb.enhanced_sg =
3996 IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
3999 tapeDCDB = (IPS_DCDB_TABLE_TAPE *) & scb->dcdb; /* Use Same Data Area as Old DCDB Struct */
4000 tapeDCDB->device_address =
4001 ((scb->bus - 1) << 4) | scb->target_id;
4002 tapeDCDB->cmd_attribute |= IPS_DISCONNECT_ALLOWED;
4003 tapeDCDB->cmd_attribute &= ~IPS_TRANSFER64K; /* Always Turn OFF 64K Size Flag */
4006 if (TimeOut < (10 * HZ))
4007 tapeDCDB->cmd_attribute |= IPS_TIMEOUT10; /* TimeOut is 10 Seconds */
4008 else if (TimeOut < (60 * HZ))
4009 tapeDCDB->cmd_attribute |= IPS_TIMEOUT60; /* TimeOut is 60 Seconds */
4010 else if (TimeOut < (1200 * HZ))
4011 tapeDCDB->cmd_attribute |= IPS_TIMEOUT20M; /* TimeOut is 20 Minutes */
4014 tapeDCDB->cdb_length = scb->scsi_cmd->cmd_len;
4015 tapeDCDB->reserved_for_LUN = 0;
4016 tapeDCDB->transfer_length = scb->data_len;
4017 if (scb->cmd.dcdb.op_code == IPS_CMD_EXTENDED_DCDB_SG)
4018 tapeDCDB->buffer_pointer =
4019 cpu_to_le32(scb->sg_busaddr);
4021 tapeDCDB->buffer_pointer =
4022 cpu_to_le32(scb->data_busaddr);
4023 tapeDCDB->sg_count = scb->sg_len;
4024 tapeDCDB->sense_length = sizeof (tapeDCDB->sense_info);
4025 tapeDCDB->scsi_status = 0;
4026 tapeDCDB->reserved = 0;
4027 memcpy(tapeDCDB->scsi_cdb, scb->scsi_cmd->cmnd,
4028 scb->scsi_cmd->cmd_len);
4031 scb->cmd.dcdb.op_code = IPS_CMD_DCDB;
4033 scb->cmd.dcdb.op_code = IPS_CMD_DCDB_SG;
4034 scb->cmd.dcdb.enhanced_sg =
4035 IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
4038 scb->dcdb.device_address =
4039 ((scb->bus - 1) << 4) | scb->target_id;
4040 scb->dcdb.cmd_attribute |= IPS_DISCONNECT_ALLOWED;
4043 if (TimeOut < (10 * HZ))
4044 scb->dcdb.cmd_attribute |= IPS_TIMEOUT10; /* TimeOut is 10 Seconds */
4045 else if (TimeOut < (60 * HZ))
4046 scb->dcdb.cmd_attribute |= IPS_TIMEOUT60; /* TimeOut is 60 Seconds */
4047 else if (TimeOut < (1200 * HZ))
4048 scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M; /* TimeOut is 20 Minutes */
4051 scb->dcdb.transfer_length = scb->data_len;
4052 if (scb->dcdb.cmd_attribute & IPS_TRANSFER64K)
4053 scb->dcdb.transfer_length = 0;
4054 if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB_SG)
4055 scb->dcdb.buffer_pointer =
4056 cpu_to_le32(scb->sg_busaddr);
4058 scb->dcdb.buffer_pointer =
4059 cpu_to_le32(scb->data_busaddr);
4060 scb->dcdb.cdb_length = scb->scsi_cmd->cmd_len;
4061 scb->dcdb.sense_length = sizeof (scb->dcdb.sense_info);
4062 scb->dcdb.sg_count = scb->sg_len;
4063 scb->dcdb.reserved = 0;
4064 memcpy(scb->dcdb.scsi_cdb, scb->scsi_cmd->cmnd,
4065 scb->scsi_cmd->cmd_len);
4066 scb->dcdb.scsi_status = 0;
4067 scb->dcdb.reserved2[0] = 0;
4068 scb->dcdb.reserved2[1] = 0;
4069 scb->dcdb.reserved2[2] = 0;
4073 return ((*ha->func.issue) (ha, scb));
4076 /****************************************************************************/
4078 /* Routine Name: ips_chk_status */
4080 /* Routine Description: */
4082 /* Check the status of commands to logical drives */
4083 /* Assumed to be called with the HA lock */
4084 /****************************************************************************/
4086 ips_chkstatus(ips_ha_t * ha, IPS_STATUS * pstatus)
4090 uint8_t basic_status;
4094 METHOD_TRACE("ips_chkstatus", 1);
4096 scb = &ha->scbs[pstatus->fields.command_id];
4097 scb->basic_status = basic_status =
4098 pstatus->fields.basic_status & IPS_BASIC_STATUS_MASK;
4099 scb->extended_status = ext_status = pstatus->fields.extended_status;
4102 sp->residue_len = 0;
4103 sp->scb_addr = (void *) scb;
4105 /* Remove the item from the active queue */
4106 ips_removeq_scb(&ha->scb_activelist, scb);
4109 /* internal commands are handled in do_ipsintr */
4112 DEBUG_VAR(2, "(%s%d) ips_chkstatus: cmd 0x%X id %d (%d %d %d)",
4116 scb->cmd.basic_io.command_id,
4117 scb->bus, scb->target_id, scb->lun);
4119 if ((scb->scsi_cmd) && (ips_is_passthru(scb->scsi_cmd)))
4120 /* passthru - just returns the raw result */
4125 if (((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_SUCCESS) ||
4126 ((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_RECOVERED_ERROR)) {
4128 if (scb->bus == 0) {
4129 if ((basic_status & IPS_GSC_STATUS_MASK) ==
4130 IPS_CMD_RECOVERED_ERROR) {
4132 "(%s%d) Recovered Logical Drive Error OpCode: %x, BSB: %x, ESB: %x",
4133 ips_name, ha->host_num,
4134 scb->cmd.basic_io.op_code,
4135 basic_status, ext_status);
4138 switch (scb->scsi_cmd->cmnd[0]) {
4139 case ALLOW_MEDIUM_REMOVAL:
4142 case WRITE_FILEMARKS:
4144 errcode = DID_ERROR;
4150 case TEST_UNIT_READY:
4151 if (!ips_online(ha, scb)) {
4152 errcode = DID_TIME_OUT;
4157 if (ips_online(ha, scb)) {
4158 ips_inquiry(ha, scb);
4160 errcode = DID_TIME_OUT;
4165 ips_reqsen(ha, scb);
4177 if (!ips_online(ha, scb)
4178 || !ips_msense(ha, scb)) {
4179 errcode = DID_ERROR;
4184 if (ips_online(ha, scb))
4187 errcode = DID_TIME_OUT;
4191 case SEND_DIAGNOSTIC:
4192 case REASSIGN_BLOCKS:
4196 errcode = DID_ERROR;
4201 case READ_DEFECT_DATA:
4207 errcode = DID_ERROR;
4210 scb->scsi_cmd->result = errcode << 16;
4211 } else { /* bus == 0 */
4212 /* restrict access to physical drives */
4213 if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
4214 ((((char *) scb->scsi_cmd->buffer)[0] & 0x1f) ==
4217 scb->scsi_cmd->result = DID_TIME_OUT << 16;
4220 } else { /* recovered error / success */
4221 if (scb->bus == 0) {
4223 "(%s%d) Unrecovered Logical Drive Error OpCode: %x, BSB: %x, ESB: %x",
4224 ips_name, ha->host_num,
4225 scb->cmd.basic_io.op_code, basic_status,
4229 ips_map_status(ha, scb, sp);
4233 /****************************************************************************/
4235 /* Routine Name: ips_online */
4237 /* Routine Description: */
4239 /* Determine if a logical drive is online */
4241 /****************************************************************************/
4243 ips_online(ips_ha_t * ha, ips_scb_t * scb)
4245 METHOD_TRACE("ips_online", 1);
4247 if (scb->target_id >= IPS_MAX_LD)
4250 if ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1) {
4251 memset(ha->logical_drive_info, 0, sizeof (IPS_LD_INFO));
4255 if (ha->logical_drive_info->drive_info[scb->target_id].state !=
4257 && ha->logical_drive_info->drive_info[scb->target_id].state !=
4259 && ha->logical_drive_info->drive_info[scb->target_id].state !=
4261 && ha->logical_drive_info->drive_info[scb->target_id].state !=
4268 /****************************************************************************/
4270 /* Routine Name: ips_inquiry */
4272 /* Routine Description: */
4274 /* Simulate an inquiry command to a logical drive */
4276 /****************************************************************************/
4278 ips_inquiry(ips_ha_t * ha, ips_scb_t * scb)
4280 IPS_SCSI_INQ_DATA inquiry;
4282 METHOD_TRACE("ips_inquiry", 1);
4284 memset(&inquiry, 0, sizeof (IPS_SCSI_INQ_DATA));
4286 inquiry.DeviceType = IPS_SCSI_INQ_TYPE_DASD;
4287 inquiry.DeviceTypeQualifier = IPS_SCSI_INQ_LU_CONNECTED;
4288 inquiry.Version = IPS_SCSI_INQ_REV2;
4289 inquiry.ResponseDataFormat = IPS_SCSI_INQ_RD_REV2;
4290 inquiry.AdditionalLength = 31;
4291 inquiry.Flags[0] = IPS_SCSI_INQ_Address16;
4293 IPS_SCSI_INQ_WBus16 | IPS_SCSI_INQ_Sync | IPS_SCSI_INQ_CmdQue;
4294 strncpy(inquiry.VendorId, "IBM ", 8);
4295 strncpy(inquiry.ProductId, "SERVERAID ", 16);
4296 strncpy(inquiry.ProductRevisionLevel, "1.00", 4);
4298 ips_scmd_buf_write(scb->scsi_cmd, &inquiry, sizeof (inquiry));
4303 /****************************************************************************/
4305 /* Routine Name: ips_rdcap */
4307 /* Routine Description: */
4309 /* Simulate a read capacity command to a logical drive */
4311 /****************************************************************************/
4313 ips_rdcap(ips_ha_t * ha, ips_scb_t * scb)
4315 IPS_SCSI_CAPACITY cap;
4317 METHOD_TRACE("ips_rdcap", 1);
4319 if (scb->scsi_cmd->bufflen < 8)
4323 cpu_to_be32(le32_to_cpu
4324 (ha->logical_drive_info->
4325 drive_info[scb->target_id].sector_count) - 1);
4326 cap.len = cpu_to_be32((uint32_t) IPS_BLKSIZE);
4328 ips_scmd_buf_write(scb->scsi_cmd, &cap, sizeof (cap));
4333 /****************************************************************************/
4335 /* Routine Name: ips_msense */
4337 /* Routine Description: */
4339 /* Simulate a mode sense command to a logical drive */
4341 /****************************************************************************/
4343 ips_msense(ips_ha_t * ha, ips_scb_t * scb)
4348 IPS_SCSI_MODE_PAGE_DATA mdata;
4350 METHOD_TRACE("ips_msense", 1);
4352 if (le32_to_cpu(ha->enq->ulDriveSize[scb->target_id]) > 0x400000 &&
4353 (ha->enq->ucMiscFlag & 0x8) == 0) {
4354 heads = IPS_NORM_HEADS;
4355 sectors = IPS_NORM_SECTORS;
4357 heads = IPS_COMP_HEADS;
4358 sectors = IPS_COMP_SECTORS;
4362 (le32_to_cpu(ha->enq->ulDriveSize[scb->target_id]) -
4363 1) / (heads * sectors);
4365 memset(&mdata, 0, sizeof (IPS_SCSI_MODE_PAGE_DATA));
4367 mdata.hdr.BlockDescLength = 8;
4369 switch (scb->scsi_cmd->cmnd[2] & 0x3f) {
4370 case 0x03: /* page 3 */
4371 mdata.pdata.pg3.PageCode = 3;
4372 mdata.pdata.pg3.PageLength = sizeof (IPS_SCSI_MODE_PAGE3);
4373 mdata.hdr.DataLength =
4374 3 + mdata.hdr.BlockDescLength + mdata.pdata.pg3.PageLength;
4375 mdata.pdata.pg3.TracksPerZone = 0;
4376 mdata.pdata.pg3.AltSectorsPerZone = 0;
4377 mdata.pdata.pg3.AltTracksPerZone = 0;
4378 mdata.pdata.pg3.AltTracksPerVolume = 0;
4379 mdata.pdata.pg3.SectorsPerTrack = cpu_to_be16(sectors);
4380 mdata.pdata.pg3.BytesPerSector = cpu_to_be16(IPS_BLKSIZE);
4381 mdata.pdata.pg3.Interleave = cpu_to_be16(1);
4382 mdata.pdata.pg3.TrackSkew = 0;
4383 mdata.pdata.pg3.CylinderSkew = 0;
4384 mdata.pdata.pg3.flags = IPS_SCSI_MP3_SoftSector;
4388 mdata.pdata.pg4.PageCode = 4;
4389 mdata.pdata.pg4.PageLength = sizeof (IPS_SCSI_MODE_PAGE4);
4390 mdata.hdr.DataLength =
4391 3 + mdata.hdr.BlockDescLength + mdata.pdata.pg4.PageLength;
4392 mdata.pdata.pg4.CylindersHigh =
4393 cpu_to_be16((cylinders >> 8) & 0xFFFF);
4394 mdata.pdata.pg4.CylindersLow = (cylinders & 0xFF);
4395 mdata.pdata.pg4.Heads = heads;
4396 mdata.pdata.pg4.WritePrecompHigh = 0;
4397 mdata.pdata.pg4.WritePrecompLow = 0;
4398 mdata.pdata.pg4.ReducedWriteCurrentHigh = 0;
4399 mdata.pdata.pg4.ReducedWriteCurrentLow = 0;
4400 mdata.pdata.pg4.StepRate = cpu_to_be16(1);
4401 mdata.pdata.pg4.LandingZoneHigh = 0;
4402 mdata.pdata.pg4.LandingZoneLow = 0;
4403 mdata.pdata.pg4.flags = 0;
4404 mdata.pdata.pg4.RotationalOffset = 0;
4405 mdata.pdata.pg4.MediumRotationRate = 0;
4408 mdata.pdata.pg8.PageCode = 8;
4409 mdata.pdata.pg8.PageLength = sizeof (IPS_SCSI_MODE_PAGE8);
4410 mdata.hdr.DataLength =
4411 3 + mdata.hdr.BlockDescLength + mdata.pdata.pg8.PageLength;
4412 /* everything else is left set to 0 */
4419 ips_scmd_buf_write(scb->scsi_cmd, &mdata, sizeof (mdata));
4424 /****************************************************************************/
4426 /* Routine Name: ips_reqsen */
4428 /* Routine Description: */
4430 /* Simulate a request sense command to a logical drive */
4432 /****************************************************************************/
4434 ips_reqsen(ips_ha_t * ha, ips_scb_t * scb)
4436 IPS_SCSI_REQSEN reqsen;
4438 METHOD_TRACE("ips_reqsen", 1);
4440 memset(&reqsen, 0, sizeof (IPS_SCSI_REQSEN));
4442 reqsen.ResponseCode =
4443 IPS_SCSI_REQSEN_VALID | IPS_SCSI_REQSEN_CURRENT_ERR;
4444 reqsen.AdditionalLength = 10;
4445 reqsen.AdditionalSenseCode = IPS_SCSI_REQSEN_NO_SENSE;
4446 reqsen.AdditionalSenseCodeQual = IPS_SCSI_REQSEN_NO_SENSE;
4448 ips_scmd_buf_write(scb->scsi_cmd, &reqsen, sizeof (reqsen));
4453 /****************************************************************************/
4455 /* Routine Name: ips_free */
4457 /* Routine Description: */
4459 /* Free any allocated space for this controller */
4461 /****************************************************************************/
4463 ips_free(ips_ha_t * ha)
4466 METHOD_TRACE("ips_free", 1);
4470 pci_free_consistent(ha->pcidev, sizeof(IPS_ENQ),
4471 ha->enq, ha->enq_busaddr);
4481 pci_free_consistent(ha->pcidev,
4482 sizeof (IPS_ADAPTER) +
4483 sizeof (IPS_IO_CMD), ha->adapt,
4484 ha->adapt->hw_status_start);
4488 if (ha->logical_drive_info) {
4489 pci_free_consistent(ha->pcidev,
4490 sizeof (IPS_LD_INFO),
4491 ha->logical_drive_info,
4492 ha->logical_drive_info_dma_addr);
4493 ha->logical_drive_info = NULL;
4506 if (ha->ioctl_data) {
4507 pci_free_consistent(ha->pcidev, ha->ioctl_len,
4508 ha->ioctl_data, ha->ioctl_busaddr);
4509 ha->ioctl_data = NULL;
4510 ha->ioctl_datasize = 0;
4513 ips_deallocatescbs(ha, ha->max_cmds);
4515 /* free memory mapped (if applicable) */
4517 iounmap(ha->ioremap_ptr);
4518 ha->ioremap_ptr = NULL;
4523 release_mem_region(ha->mem_addr, ha->mem_len);
4529 /****************************************************************************/
4531 /* Routine Name: ips_deallocatescbs */
4533 /* Routine Description: */
4535 /* Free the command blocks */
4537 /****************************************************************************/
4539 ips_deallocatescbs(ips_ha_t * ha, int cmds)
4542 pci_free_consistent(ha->pcidev,
4543 IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * cmds,
4544 ha->scbs->sg_list.list,
4545 ha->scbs->sg_busaddr);
4546 pci_free_consistent(ha->pcidev, sizeof (ips_scb_t) * cmds,
4547 ha->scbs, ha->scbs->scb_busaddr);
4553 /****************************************************************************/
4555 /* Routine Name: ips_allocatescbs */
4557 /* Routine Description: */
4559 /* Allocate the command blocks */
4561 /****************************************************************************/
4563 ips_allocatescbs(ips_ha_t * ha)
4568 dma_addr_t command_dma, sg_dma;
4570 METHOD_TRACE("ips_allocatescbs", 1);
4572 /* Allocate memory for the SCBs */
4574 pci_alloc_consistent(ha->pcidev, ha->max_cmds * sizeof (ips_scb_t),
4576 if (ha->scbs == NULL)
4579 pci_alloc_consistent(ha->pcidev,
4580 IPS_SGLIST_SIZE(ha) * IPS_MAX_SG *
4581 ha->max_cmds, &sg_dma);
4582 if (ips_sg.list == NULL) {
4583 pci_free_consistent(ha->pcidev,
4584 ha->max_cmds * sizeof (ips_scb_t), ha->scbs,
4589 memset(ha->scbs, 0, ha->max_cmds * sizeof (ips_scb_t));
4591 for (i = 0; i < ha->max_cmds; i++) {
4592 scb_p = &ha->scbs[i];
4593 scb_p->scb_busaddr = command_dma + sizeof (ips_scb_t) * i;
4594 /* set up S/G list */
4595 if (IPS_USE_ENH_SGLIST(ha)) {
4596 scb_p->sg_list.enh_list =
4597 ips_sg.enh_list + i * IPS_MAX_SG;
4599 sg_dma + IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * i;
4601 scb_p->sg_list.std_list =
4602 ips_sg.std_list + i * IPS_MAX_SG;
4604 sg_dma + IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * i;
4607 /* add to the free list */
4608 if (i < ha->max_cmds - 1) {
4609 scb_p->q_next = ha->scb_freelist;
4610 ha->scb_freelist = scb_p;
4618 /****************************************************************************/
4620 /* Routine Name: ips_init_scb */
4622 /* Routine Description: */
4624 /* Initialize a CCB to default values */
4626 /****************************************************************************/
4628 ips_init_scb(ips_ha_t * ha, ips_scb_t * scb)
4630 IPS_SG_LIST sg_list;
4631 uint32_t cmd_busaddr, sg_busaddr;
4632 METHOD_TRACE("ips_init_scb", 1);
4637 sg_list.list = scb->sg_list.list;
4638 cmd_busaddr = scb->scb_busaddr;
4639 sg_busaddr = scb->sg_busaddr;
4641 memset(scb, 0, sizeof (ips_scb_t));
4642 memset(ha->dummy, 0, sizeof (IPS_IO_CMD));
4644 /* Initialize dummy command bucket */
4645 ha->dummy->op_code = 0xFF;
4646 ha->dummy->ccsar = cpu_to_le32(ha->adapt->hw_status_start
4647 + sizeof (IPS_ADAPTER));
4648 ha->dummy->command_id = IPS_MAX_CMDS;
4650 /* set bus address of scb */
4651 scb->scb_busaddr = cmd_busaddr;
4652 scb->sg_busaddr = sg_busaddr;
4653 scb->sg_list.list = sg_list.list;
4656 scb->cmd.basic_io.cccr = cpu_to_le32((uint32_t) IPS_BIT_ILE);
4657 scb->cmd.basic_io.ccsar = cpu_to_le32(ha->adapt->hw_status_start
4658 + sizeof (IPS_ADAPTER));
4661 /****************************************************************************/
4663 /* Routine Name: ips_get_scb */
4665 /* Routine Description: */
4667 /* Initialize a CCB to default values */
4669 /* ASSUMED to be callled from within a lock */
4671 /****************************************************************************/
4673 ips_getscb(ips_ha_t * ha)
4677 METHOD_TRACE("ips_getscb", 1);
4679 if ((scb = ha->scb_freelist) == NULL) {
4684 ha->scb_freelist = scb->q_next;
4688 ips_init_scb(ha, scb);
4693 /****************************************************************************/
4695 /* Routine Name: ips_free_scb */
4697 /* Routine Description: */
4699 /* Return an unused CCB back to the free list */
4701 /* ASSUMED to be called from within a lock */
4703 /****************************************************************************/
4705 ips_freescb(ips_ha_t * ha, ips_scb_t * scb)
4708 METHOD_TRACE("ips_freescb", 1);
4709 if (scb->flags & IPS_SCB_MAP_SG)
4710 pci_unmap_sg(ha->pcidev, scb->scsi_cmd->request_buffer,
4711 scb->scsi_cmd->use_sg, IPS_DMA_DIR(scb));
4712 else if (scb->flags & IPS_SCB_MAP_SINGLE)
4713 pci_unmap_single(ha->pcidev, scb->data_busaddr, scb->data_len,
4716 /* check to make sure this is not our "special" scb */
4717 if (IPS_COMMAND_ID(ha, scb) < (ha->max_cmds - 1)) {
4718 scb->q_next = ha->scb_freelist;
4719 ha->scb_freelist = scb;
4723 /****************************************************************************/
4725 /* Routine Name: ips_isinit_copperhead */
4727 /* Routine Description: */
4729 /* Is controller initialized ? */
4731 /****************************************************************************/
4733 ips_isinit_copperhead(ips_ha_t * ha)
4738 METHOD_TRACE("ips_isinit_copperhead", 1);
4740 isr = inb(ha->io_addr + IPS_REG_HISR);
4741 scpr = inb(ha->io_addr + IPS_REG_SCPR);
4743 if (((isr & IPS_BIT_EI) == 0) && ((scpr & IPS_BIT_EBM) == 0))
4749 /****************************************************************************/
4751 /* Routine Name: ips_isinit_copperhead_memio */
4753 /* Routine Description: */
4755 /* Is controller initialized ? */
4757 /****************************************************************************/
4759 ips_isinit_copperhead_memio(ips_ha_t * ha)
4764 METHOD_TRACE("ips_is_init_copperhead_memio", 1);
4766 isr = readb(ha->mem_ptr + IPS_REG_HISR);
4767 scpr = readb(ha->mem_ptr + IPS_REG_SCPR);
4769 if (((isr & IPS_BIT_EI) == 0) && ((scpr & IPS_BIT_EBM) == 0))
4775 /****************************************************************************/
4777 /* Routine Name: ips_isinit_morpheus */
4779 /* Routine Description: */
4781 /* Is controller initialized ? */
4783 /****************************************************************************/
4785 ips_isinit_morpheus(ips_ha_t * ha)
4790 METHOD_TRACE("ips_is_init_morpheus", 1);
4792 post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
4793 bits = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
4797 else if (bits & 0x3)
4803 /****************************************************************************/
4805 /* Routine Name: ips_enable_int_copperhead */
4807 /* Routine Description: */
4808 /* Turn on interrupts */
4810 /****************************************************************************/
4812 ips_enable_int_copperhead(ips_ha_t * ha)
4814 METHOD_TRACE("ips_enable_int_copperhead", 1);
4816 outb(ha->io_addr + IPS_REG_HISR, IPS_BIT_EI);
4817 inb(ha->io_addr + IPS_REG_HISR); /*Ensure PCI Posting Completes*/
4820 /****************************************************************************/
4822 /* Routine Name: ips_enable_int_copperhead_memio */
4824 /* Routine Description: */
4825 /* Turn on interrupts */
4827 /****************************************************************************/
4829 ips_enable_int_copperhead_memio(ips_ha_t * ha)
4831 METHOD_TRACE("ips_enable_int_copperhead_memio", 1);
4833 writeb(IPS_BIT_EI, ha->mem_ptr + IPS_REG_HISR);
4834 readb(ha->mem_ptr + IPS_REG_HISR); /*Ensure PCI Posting Completes*/
4837 /****************************************************************************/
4839 /* Routine Name: ips_enable_int_morpheus */
4841 /* Routine Description: */
4842 /* Turn on interrupts */
4844 /****************************************************************************/
4846 ips_enable_int_morpheus(ips_ha_t * ha)
4850 METHOD_TRACE("ips_enable_int_morpheus", 1);
4852 Oimr = readl(ha->mem_ptr + IPS_REG_I960_OIMR);
4854 writel(Oimr, ha->mem_ptr + IPS_REG_I960_OIMR);
4855 readl(ha->mem_ptr + IPS_REG_I960_OIMR); /*Ensure PCI Posting Completes*/
4858 /****************************************************************************/
4860 /* Routine Name: ips_init_copperhead */
4862 /* Routine Description: */
4864 /* Initialize a copperhead controller */
4866 /****************************************************************************/
4868 ips_init_copperhead(ips_ha_t * ha)
4872 uint8_t PostByte[IPS_MAX_POST_BYTES];
4873 uint8_t ConfigByte[IPS_MAX_CONFIG_BYTES];
4876 METHOD_TRACE("ips_init_copperhead", 1);
4878 for (i = 0; i < IPS_MAX_POST_BYTES; i++) {
4879 for (j = 0; j < 45; j++) {
4880 Isr = inb(ha->io_addr + IPS_REG_HISR);
4881 if (Isr & IPS_BIT_GHI)
4884 /* Delay for 1 Second */
4885 MDELAY(IPS_ONE_SEC);
4889 /* error occurred */
4892 PostByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
4893 outb(Isr, ha->io_addr + IPS_REG_HISR);
4896 if (PostByte[0] < IPS_GOOD_POST_STATUS) {
4897 IPS_PRINTK(KERN_WARNING, ha->pcidev,
4898 "reset controller fails (post status %x %x).\n",
4899 PostByte[0], PostByte[1]);
4904 for (i = 0; i < IPS_MAX_CONFIG_BYTES; i++) {
4905 for (j = 0; j < 240; j++) {
4906 Isr = inb(ha->io_addr + IPS_REG_HISR);
4907 if (Isr & IPS_BIT_GHI)
4910 /* Delay for 1 Second */
4911 MDELAY(IPS_ONE_SEC);
4915 /* error occurred */
4918 ConfigByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
4919 outb(Isr, ha->io_addr + IPS_REG_HISR);
4922 for (i = 0; i < 240; i++) {
4923 Cbsp = inb(ha->io_addr + IPS_REG_CBSP);
4925 if ((Cbsp & IPS_BIT_OP) == 0)
4928 /* Delay for 1 Second */
4929 MDELAY(IPS_ONE_SEC);
4937 outl(cpu_to_le32(0x1010), ha->io_addr + IPS_REG_CCCR);
4939 /* Enable busmastering */
4940 outb(IPS_BIT_EBM, ha->io_addr + IPS_REG_SCPR);
4942 if (ha->revision_id == IPS_REVID_TROMBONE64)
4943 /* fix for anaconda64 */
4944 outl(0, ha->io_addr + IPS_REG_NDAE);
4946 /* Enable interrupts */
4947 outb(IPS_BIT_EI, ha->io_addr + IPS_REG_HISR);
4952 /****************************************************************************/
4954 /* Routine Name: ips_init_copperhead_memio */
4956 /* Routine Description: */
4958 /* Initialize a copperhead controller with memory mapped I/O */
4960 /****************************************************************************/
4962 ips_init_copperhead_memio(ips_ha_t * ha)
4966 uint8_t PostByte[IPS_MAX_POST_BYTES];
4967 uint8_t ConfigByte[IPS_MAX_CONFIG_BYTES];
4970 METHOD_TRACE("ips_init_copperhead_memio", 1);
4972 for (i = 0; i < IPS_MAX_POST_BYTES; i++) {
4973 for (j = 0; j < 45; j++) {
4974 Isr = readb(ha->mem_ptr + IPS_REG_HISR);
4975 if (Isr & IPS_BIT_GHI)
4978 /* Delay for 1 Second */
4979 MDELAY(IPS_ONE_SEC);
4983 /* error occurred */
4986 PostByte[i] = readb(ha->mem_ptr + IPS_REG_ISPR);
4987 writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
4990 if (PostByte[0] < IPS_GOOD_POST_STATUS) {
4991 IPS_PRINTK(KERN_WARNING, ha->pcidev,
4992 "reset controller fails (post status %x %x).\n",
4993 PostByte[0], PostByte[1]);
4998 for (i = 0; i < IPS_MAX_CONFIG_BYTES; i++) {
4999 for (j = 0; j < 240; j++) {
5000 Isr = readb(ha->mem_ptr + IPS_REG_HISR);
5001 if (Isr & IPS_BIT_GHI)
5004 /* Delay for 1 Second */
5005 MDELAY(IPS_ONE_SEC);
5009 /* error occurred */
5012 ConfigByte[i] = readb(ha->mem_ptr + IPS_REG_ISPR);
5013 writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
5016 for (i = 0; i < 240; i++) {
5017 Cbsp = readb(ha->mem_ptr + IPS_REG_CBSP);
5019 if ((Cbsp & IPS_BIT_OP) == 0)
5022 /* Delay for 1 Second */
5023 MDELAY(IPS_ONE_SEC);
5027 /* error occurred */
5031 writel(0x1010, ha->mem_ptr + IPS_REG_CCCR);
5033 /* Enable busmastering */
5034 writeb(IPS_BIT_EBM, ha->mem_ptr + IPS_REG_SCPR);
5036 if (ha->revision_id == IPS_REVID_TROMBONE64)
5037 /* fix for anaconda64 */
5038 writel(0, ha->mem_ptr + IPS_REG_NDAE);
5040 /* Enable interrupts */
5041 writeb(IPS_BIT_EI, ha->mem_ptr + IPS_REG_HISR);
5043 /* if we get here then everything went OK */
5047 /****************************************************************************/
5049 /* Routine Name: ips_init_morpheus */
5051 /* Routine Description: */
5053 /* Initialize a morpheus controller */
5055 /****************************************************************************/
5057 ips_init_morpheus(ips_ha_t * ha)
5065 METHOD_TRACE("ips_init_morpheus", 1);
5067 /* Wait up to 45 secs for Post */
5068 for (i = 0; i < 45; i++) {
5069 Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
5071 if (Isr & IPS_BIT_I960_MSG0I)
5074 /* Delay for 1 Second */
5075 MDELAY(IPS_ONE_SEC);
5079 /* error occurred */
5080 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5081 "timeout waiting for post.\n");
5086 Post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
5088 if (Post == 0x4F00) { /* If Flashing the Battery PIC */
5089 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5090 "Flashing Battery PIC, Please wait ...\n");
5092 /* Clear the interrupt bit */
5093 Isr = (uint32_t) IPS_BIT_I960_MSG0I;
5094 writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
5096 for (i = 0; i < 120; i++) { /* Wait Up to 2 Min. for Completion */
5097 Post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
5100 /* Delay for 1 Second */
5101 MDELAY(IPS_ONE_SEC);
5105 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5106 "timeout waiting for Battery PIC Flash\n");
5112 /* Clear the interrupt bit */
5113 Isr = (uint32_t) IPS_BIT_I960_MSG0I;
5114 writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
5116 if (Post < (IPS_GOOD_POST_STATUS << 8)) {
5117 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5118 "reset controller fails (post status %x).\n", Post);
5123 /* Wait up to 240 secs for config bytes */
5124 for (i = 0; i < 240; i++) {
5125 Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
5127 if (Isr & IPS_BIT_I960_MSG1I)
5130 /* Delay for 1 Second */
5131 MDELAY(IPS_ONE_SEC);
5135 /* error occurred */
5136 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5137 "timeout waiting for config.\n");
5142 Config = readl(ha->mem_ptr + IPS_REG_I960_MSG1);
5144 /* Clear interrupt bit */
5145 Isr = (uint32_t) IPS_BIT_I960_MSG1I;
5146 writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
5148 /* Turn on the interrupts */
5149 Oimr = readl(ha->mem_ptr + IPS_REG_I960_OIMR);
5151 writel(Oimr, ha->mem_ptr + IPS_REG_I960_OIMR);
5153 /* if we get here then everything went OK */
5155 /* Since we did a RESET, an EraseStripeLock may be needed */
5156 if (Post == 0xEF10) {
5157 if ((Config == 0x000F) || (Config == 0x0009))
5158 ha->requires_esl = 1;
5164 /****************************************************************************/
5166 /* Routine Name: ips_reset_copperhead */
5168 /* Routine Description: */
5170 /* Reset the controller */
5172 /****************************************************************************/
5174 ips_reset_copperhead(ips_ha_t * ha)
5178 METHOD_TRACE("ips_reset_copperhead", 1);
5180 DEBUG_VAR(1, "(%s%d) ips_reset_copperhead: io addr: %x, irq: %d",
5181 ips_name, ha->host_num, ha->io_addr, ha->irq);
5185 while (reset_counter < 2) {
5188 outb(IPS_BIT_RST, ha->io_addr + IPS_REG_SCPR);
5190 /* Delay for 1 Second */
5191 MDELAY(IPS_ONE_SEC);
5193 outb(0, ha->io_addr + IPS_REG_SCPR);
5195 /* Delay for 1 Second */
5196 MDELAY(IPS_ONE_SEC);
5198 if ((*ha->func.init) (ha))
5200 else if (reset_counter >= 2) {
5209 /****************************************************************************/
5211 /* Routine Name: ips_reset_copperhead_memio */
5213 /* Routine Description: */
5215 /* Reset the controller */
5217 /****************************************************************************/
5219 ips_reset_copperhead_memio(ips_ha_t * ha)
5223 METHOD_TRACE("ips_reset_copperhead_memio", 1);
5225 DEBUG_VAR(1, "(%s%d) ips_reset_copperhead_memio: mem addr: %x, irq: %d",
5226 ips_name, ha->host_num, ha->mem_addr, ha->irq);
5230 while (reset_counter < 2) {
5233 writeb(IPS_BIT_RST, ha->mem_ptr + IPS_REG_SCPR);
5235 /* Delay for 1 Second */
5236 MDELAY(IPS_ONE_SEC);
5238 writeb(0, ha->mem_ptr + IPS_REG_SCPR);
5240 /* Delay for 1 Second */
5241 MDELAY(IPS_ONE_SEC);
5243 if ((*ha->func.init) (ha))
5245 else if (reset_counter >= 2) {
5254 /****************************************************************************/
5256 /* Routine Name: ips_reset_morpheus */
5258 /* Routine Description: */
5260 /* Reset the controller */
5262 /****************************************************************************/
5264 ips_reset_morpheus(ips_ha_t * ha)
5269 METHOD_TRACE("ips_reset_morpheus", 1);
5271 DEBUG_VAR(1, "(%s%d) ips_reset_morpheus: mem addr: %x, irq: %d",
5272 ips_name, ha->host_num, ha->mem_addr, ha->irq);
5276 while (reset_counter < 2) {
5279 writel(0x80000000, ha->mem_ptr + IPS_REG_I960_IDR);
5281 /* Delay for 5 Seconds */
5282 MDELAY(5 * IPS_ONE_SEC);
5284 /* Do a PCI config read to wait for adapter */
5285 pci_read_config_byte(ha->pcidev, 4, &junk);
5287 if ((*ha->func.init) (ha))
5289 else if (reset_counter >= 2) {
5298 /****************************************************************************/
5300 /* Routine Name: ips_statinit */
5302 /* Routine Description: */
5304 /* Initialize the status queues on the controller */
5306 /****************************************************************************/
5308 ips_statinit(ips_ha_t * ha)
5310 uint32_t phys_status_start;
5312 METHOD_TRACE("ips_statinit", 1);
5314 ha->adapt->p_status_start = ha->adapt->status;
5315 ha->adapt->p_status_end = ha->adapt->status + IPS_MAX_CMDS;
5316 ha->adapt->p_status_tail = ha->adapt->status;
5318 phys_status_start = ha->adapt->hw_status_start;
5319 outl(cpu_to_le32(phys_status_start), ha->io_addr + IPS_REG_SQSR);
5320 outl(cpu_to_le32(phys_status_start + IPS_STATUS_Q_SIZE),
5321 ha->io_addr + IPS_REG_SQER);
5322 outl(cpu_to_le32(phys_status_start + IPS_STATUS_SIZE),
5323 ha->io_addr + IPS_REG_SQHR);
5324 outl(cpu_to_le32(phys_status_start), ha->io_addr + IPS_REG_SQTR);
5326 ha->adapt->hw_status_tail = phys_status_start;
5329 /****************************************************************************/
5331 /* Routine Name: ips_statinit_memio */
5333 /* Routine Description: */
5335 /* Initialize the status queues on the controller */
5337 /****************************************************************************/
5339 ips_statinit_memio(ips_ha_t * ha)
5341 uint32_t phys_status_start;
5343 METHOD_TRACE("ips_statinit_memio", 1);
5345 ha->adapt->p_status_start = ha->adapt->status;
5346 ha->adapt->p_status_end = ha->adapt->status + IPS_MAX_CMDS;
5347 ha->adapt->p_status_tail = ha->adapt->status;
5349 phys_status_start = ha->adapt->hw_status_start;
5350 writel(phys_status_start, ha->mem_ptr + IPS_REG_SQSR);
5351 writel(phys_status_start + IPS_STATUS_Q_SIZE,
5352 ha->mem_ptr + IPS_REG_SQER);
5353 writel(phys_status_start + IPS_STATUS_SIZE, ha->mem_ptr + IPS_REG_SQHR);
5354 writel(phys_status_start, ha->mem_ptr + IPS_REG_SQTR);
5356 ha->adapt->hw_status_tail = phys_status_start;
5359 /****************************************************************************/
5361 /* Routine Name: ips_statupd_copperhead */
5363 /* Routine Description: */
5365 /* Remove an element from the status queue */
5367 /****************************************************************************/
5369 ips_statupd_copperhead(ips_ha_t * ha)
5371 METHOD_TRACE("ips_statupd_copperhead", 1);
5373 if (ha->adapt->p_status_tail != ha->adapt->p_status_end) {
5374 ha->adapt->p_status_tail++;
5375 ha->adapt->hw_status_tail += sizeof (IPS_STATUS);
5377 ha->adapt->p_status_tail = ha->adapt->p_status_start;
5378 ha->adapt->hw_status_tail = ha->adapt->hw_status_start;
5381 outl(cpu_to_le32(ha->adapt->hw_status_tail),
5382 ha->io_addr + IPS_REG_SQTR);
5384 return (ha->adapt->p_status_tail->value);
5387 /****************************************************************************/
5389 /* Routine Name: ips_statupd_copperhead_memio */
5391 /* Routine Description: */
5393 /* Remove an element from the status queue */
5395 /****************************************************************************/
5397 ips_statupd_copperhead_memio(ips_ha_t * ha)
5399 METHOD_TRACE("ips_statupd_copperhead_memio", 1);
5401 if (ha->adapt->p_status_tail != ha->adapt->p_status_end) {
5402 ha->adapt->p_status_tail++;
5403 ha->adapt->hw_status_tail += sizeof (IPS_STATUS);
5405 ha->adapt->p_status_tail = ha->adapt->p_status_start;
5406 ha->adapt->hw_status_tail = ha->adapt->hw_status_start;
5409 writel(ha->adapt->hw_status_tail, ha->mem_ptr + IPS_REG_SQTR);
5411 return (ha->adapt->p_status_tail->value);
5414 /****************************************************************************/
5416 /* Routine Name: ips_statupd_morpheus */
5418 /* Routine Description: */
5420 /* Remove an element from the status queue */
5422 /****************************************************************************/
5424 ips_statupd_morpheus(ips_ha_t * ha)
5428 METHOD_TRACE("ips_statupd_morpheus", 1);
5430 val = readl(ha->mem_ptr + IPS_REG_I2O_OUTMSGQ);
5435 /****************************************************************************/
5437 /* Routine Name: ips_issue_copperhead */
5439 /* Routine Description: */
5441 /* Send a command down to the controller */
5443 /****************************************************************************/
5445 ips_issue_copperhead(ips_ha_t * ha, ips_scb_t * scb)
5450 METHOD_TRACE("ips_issue_copperhead", 1);
5452 if (scb->scsi_cmd) {
5453 DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
5457 scb->cmd.basic_io.command_id,
5458 scb->bus, scb->target_id, scb->lun);
5460 DEBUG_VAR(2, KERN_NOTICE "(%s%d) ips_issue: logical cmd id %d",
5461 ips_name, ha->host_num, scb->cmd.basic_io.command_id);
5467 le32_to_cpu(inl(ha->io_addr + IPS_REG_CCCR))) & IPS_BIT_SEM) {
5470 if (++TimeOut >= IPS_SEM_TIMEOUT) {
5471 if (!(val & IPS_BIT_START_STOP))
5474 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5475 "ips_issue val [0x%x].\n", val);
5476 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5477 "ips_issue semaphore chk timeout.\n");
5479 return (IPS_FAILURE);
5483 outl(cpu_to_le32(scb->scb_busaddr), ha->io_addr + IPS_REG_CCSAR);
5484 outw(cpu_to_le32(IPS_BIT_START_CMD), ha->io_addr + IPS_REG_CCCR);
5486 return (IPS_SUCCESS);
5489 /****************************************************************************/
5491 /* Routine Name: ips_issue_copperhead_memio */
5493 /* Routine Description: */
5495 /* Send a command down to the controller */
5497 /****************************************************************************/
5499 ips_issue_copperhead_memio(ips_ha_t * ha, ips_scb_t * scb)
5504 METHOD_TRACE("ips_issue_copperhead_memio", 1);
5506 if (scb->scsi_cmd) {
5507 DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
5511 scb->cmd.basic_io.command_id,
5512 scb->bus, scb->target_id, scb->lun);
5514 DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
5515 ips_name, ha->host_num, scb->cmd.basic_io.command_id);
5520 while ((val = readl(ha->mem_ptr + IPS_REG_CCCR)) & IPS_BIT_SEM) {
5523 if (++TimeOut >= IPS_SEM_TIMEOUT) {
5524 if (!(val & IPS_BIT_START_STOP))
5527 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5528 "ips_issue val [0x%x].\n", val);
5529 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5530 "ips_issue semaphore chk timeout.\n");
5532 return (IPS_FAILURE);
5536 writel(scb->scb_busaddr, ha->mem_ptr + IPS_REG_CCSAR);
5537 writel(IPS_BIT_START_CMD, ha->mem_ptr + IPS_REG_CCCR);
5539 return (IPS_SUCCESS);
5542 /****************************************************************************/
5544 /* Routine Name: ips_issue_i2o */
5546 /* Routine Description: */
5548 /* Send a command down to the controller */
5550 /****************************************************************************/
5552 ips_issue_i2o(ips_ha_t * ha, ips_scb_t * scb)
5555 METHOD_TRACE("ips_issue_i2o", 1);
5557 if (scb->scsi_cmd) {
5558 DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
5562 scb->cmd.basic_io.command_id,
5563 scb->bus, scb->target_id, scb->lun);
5565 DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
5566 ips_name, ha->host_num, scb->cmd.basic_io.command_id);
5569 outl(cpu_to_le32(scb->scb_busaddr), ha->io_addr + IPS_REG_I2O_INMSGQ);
5571 return (IPS_SUCCESS);
5574 /****************************************************************************/
5576 /* Routine Name: ips_issue_i2o_memio */
5578 /* Routine Description: */
5580 /* Send a command down to the controller */
5582 /****************************************************************************/
5584 ips_issue_i2o_memio(ips_ha_t * ha, ips_scb_t * scb)
5587 METHOD_TRACE("ips_issue_i2o_memio", 1);
5589 if (scb->scsi_cmd) {
5590 DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
5594 scb->cmd.basic_io.command_id,
5595 scb->bus, scb->target_id, scb->lun);
5597 DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
5598 ips_name, ha->host_num, scb->cmd.basic_io.command_id);
5601 writel(scb->scb_busaddr, ha->mem_ptr + IPS_REG_I2O_INMSGQ);
5603 return (IPS_SUCCESS);
5606 /****************************************************************************/
5608 /* Routine Name: ips_isintr_copperhead */
5610 /* Routine Description: */
5612 /* Test to see if an interrupt is for us */
5614 /****************************************************************************/
5616 ips_isintr_copperhead(ips_ha_t * ha)
5620 METHOD_TRACE("ips_isintr_copperhead", 2);
5622 Isr = inb(ha->io_addr + IPS_REG_HISR);
5625 /* ?!?! Nothing really there */
5628 if (Isr & IPS_BIT_SCE)
5630 else if (Isr & (IPS_BIT_SQO | IPS_BIT_GHI)) {
5631 /* status queue overflow or GHI */
5632 /* just clear the interrupt */
5633 outb(Isr, ha->io_addr + IPS_REG_HISR);
5639 /****************************************************************************/
5641 /* Routine Name: ips_isintr_copperhead_memio */
5643 /* Routine Description: */
5645 /* Test to see if an interrupt is for us */
5647 /****************************************************************************/
5649 ips_isintr_copperhead_memio(ips_ha_t * ha)
5653 METHOD_TRACE("ips_isintr_memio", 2);
5655 Isr = readb(ha->mem_ptr + IPS_REG_HISR);
5658 /* ?!?! Nothing really there */
5661 if (Isr & IPS_BIT_SCE)
5663 else if (Isr & (IPS_BIT_SQO | IPS_BIT_GHI)) {
5664 /* status queue overflow or GHI */
5665 /* just clear the interrupt */
5666 writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
5672 /****************************************************************************/
5674 /* Routine Name: ips_isintr_morpheus */
5676 /* Routine Description: */
5678 /* Test to see if an interrupt is for us */
5680 /****************************************************************************/
5682 ips_isintr_morpheus(ips_ha_t * ha)
5686 METHOD_TRACE("ips_isintr_morpheus", 2);
5688 Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
5690 if (Isr & IPS_BIT_I2O_OPQI)
5696 /****************************************************************************/
5698 /* Routine Name: ips_wait */
5700 /* Routine Description: */
5702 /* Wait for a command to complete */
5704 /****************************************************************************/
5706 ips_wait(ips_ha_t * ha, int time, int intr)
5711 METHOD_TRACE("ips_wait", 1);
5716 time *= IPS_ONE_SEC; /* convert seconds */
5718 while ((time > 0) && (!done)) {
5719 if (intr == IPS_INTR_ON) {
5720 if (ha->waitflag == FALSE) {
5725 } else if (intr == IPS_INTR_IORL) {
5726 if (ha->waitflag == FALSE) {
5728 * controller generated an interrupt to
5729 * acknowledge completion of the command
5730 * and ips_intr() has serviced the interrupt.
5738 * NOTE: we already have the io_request_lock so
5739 * even if we get an interrupt it won't get serviced
5740 * until after we finish.
5743 (*ha->func.intr) (ha);
5746 /* This looks like a very evil loop, but it only does this during start-up */
5754 /****************************************************************************/
5756 /* Routine Name: ips_write_driver_status */
5758 /* Routine Description: */
5760 /* Write OS/Driver version to Page 5 of the nvram on the controller */
5762 /****************************************************************************/
5764 ips_write_driver_status(ips_ha_t * ha, int intr)
5766 METHOD_TRACE("ips_write_driver_status", 1);
5768 if (!ips_readwrite_page5(ha, FALSE, intr)) {
5769 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5770 "unable to read NVRAM page 5.\n");
5775 /* check to make sure the page has a valid */
5777 if (le32_to_cpu(ha->nvram->signature) != IPS_NVRAM_P5_SIG) {
5779 "(%s%d) NVRAM page 5 has an invalid signature: %X.",
5780 ips_name, ha->host_num, ha->nvram->signature);
5781 ha->nvram->signature = IPS_NVRAM_P5_SIG;
5785 "(%s%d) Ad Type: %d, Ad Slot: %d, BIOS: %c%c%c%c %c%c%c%c.",
5786 ips_name, ha->host_num, le16_to_cpu(ha->nvram->adapter_type),
5787 ha->nvram->adapter_slot, ha->nvram->bios_high[0],
5788 ha->nvram->bios_high[1], ha->nvram->bios_high[2],
5789 ha->nvram->bios_high[3], ha->nvram->bios_low[0],
5790 ha->nvram->bios_low[1], ha->nvram->bios_low[2],
5791 ha->nvram->bios_low[3]);
5793 ips_get_bios_version(ha, intr);
5795 /* change values (as needed) */
5796 ha->nvram->operating_system = IPS_OS_LINUX;
5797 ha->nvram->adapter_type = ha->ad_type;
5798 strncpy((char *) ha->nvram->driver_high, IPS_VERSION_HIGH, 4);
5799 strncpy((char *) ha->nvram->driver_low, IPS_VERSION_LOW, 4);
5800 strncpy((char *) ha->nvram->bios_high, ha->bios_version, 4);
5801 strncpy((char *) ha->nvram->bios_low, ha->bios_version + 4, 4);
5803 ips_version_check(ha, intr); /* Check BIOS/FW/Driver Versions */
5805 /* now update the page */
5806 if (!ips_readwrite_page5(ha, TRUE, intr)) {
5807 IPS_PRINTK(KERN_WARNING, ha->pcidev,
5808 "unable to write NVRAM page 5.\n");
5813 /* IF NVRAM Page 5 is OK, Use it for Slot Number Info Because Linux Doesn't Do Slots */
5814 ha->slot_num = ha->nvram->adapter_slot;
5819 /****************************************************************************/
5821 /* Routine Name: ips_read_adapter_status */
5823 /* Routine Description: */
5825 /* Do an Inquiry command to the adapter */
5827 /****************************************************************************/
5829 ips_read_adapter_status(ips_ha_t * ha, int intr)
5834 METHOD_TRACE("ips_read_adapter_status", 1);
5836 scb = &ha->scbs[ha->max_cmds - 1];
5838 ips_init_scb(ha, scb);
5840 scb->timeout = ips_cmd_timeout;
5841 scb->cdb[0] = IPS_CMD_ENQUIRY;
5843 scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
5844 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
5845 scb->cmd.basic_io.sg_count = 0;
5846 scb->cmd.basic_io.lba = 0;
5847 scb->cmd.basic_io.sector_count = 0;
5848 scb->cmd.basic_io.log_drv = 0;
5849 scb->data_len = sizeof (*ha->enq);
5850 scb->cmd.basic_io.sg_addr = ha->enq_busaddr;
5854 ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
5855 || (ret == IPS_SUCCESS_IMM)
5856 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
5862 /****************************************************************************/
5864 /* Routine Name: ips_read_subsystem_parameters */
5866 /* Routine Description: */
5868 /* Read subsystem parameters from the adapter */
5870 /****************************************************************************/
5872 ips_read_subsystem_parameters(ips_ha_t * ha, int intr)
5877 METHOD_TRACE("ips_read_subsystem_parameters", 1);
5879 scb = &ha->scbs[ha->max_cmds - 1];
5881 ips_init_scb(ha, scb);
5883 scb->timeout = ips_cmd_timeout;
5884 scb->cdb[0] = IPS_CMD_GET_SUBSYS;
5886 scb->cmd.basic_io.op_code = IPS_CMD_GET_SUBSYS;
5887 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
5888 scb->cmd.basic_io.sg_count = 0;
5889 scb->cmd.basic_io.lba = 0;
5890 scb->cmd.basic_io.sector_count = 0;
5891 scb->cmd.basic_io.log_drv = 0;
5892 scb->data_len = sizeof (*ha->subsys);
5893 scb->cmd.basic_io.sg_addr = ha->ioctl_busaddr;
5897 ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
5898 || (ret == IPS_SUCCESS_IMM)
5899 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
5902 memcpy(ha->subsys, ha->ioctl_data, sizeof(*ha->subsys));
5906 /****************************************************************************/
5908 /* Routine Name: ips_read_config */
5910 /* Routine Description: */
5912 /* Read the configuration on the adapter */
5914 /****************************************************************************/
5916 ips_read_config(ips_ha_t * ha, int intr)
5922 METHOD_TRACE("ips_read_config", 1);
5924 /* set defaults for initiator IDs */
5925 for (i = 0; i < 4; i++)
5926 ha->conf->init_id[i] = 7;
5928 scb = &ha->scbs[ha->max_cmds - 1];
5930 ips_init_scb(ha, scb);
5932 scb->timeout = ips_cmd_timeout;
5933 scb->cdb[0] = IPS_CMD_READ_CONF;
5935 scb->cmd.basic_io.op_code = IPS_CMD_READ_CONF;
5936 scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
5937 scb->data_len = sizeof (*ha->conf);
5938 scb->cmd.basic_io.sg_addr = ha->ioctl_busaddr;
5942 ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
5943 || (ret == IPS_SUCCESS_IMM)
5944 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
5946 memset(ha->conf, 0, sizeof (IPS_CONF));
5948 /* reset initiator IDs */
5949 for (i = 0; i < 4; i++)
5950 ha->conf->init_id[i] = 7;
5952 /* Allow Completed with Errors, so JCRM can access the Adapter to fix the problems */
5953 if ((scb->basic_status & IPS_GSC_STATUS_MASK) ==
5954 IPS_CMD_CMPLT_WERROR)
5960 memcpy(ha->conf, ha->ioctl_data, sizeof(*ha->conf));
5964 /****************************************************************************/
5966 /* Routine Name: ips_readwrite_page5 */
5968 /* Routine Description: */
5970 /* Read nvram page 5 from the adapter */
5972 /****************************************************************************/
5974 ips_readwrite_page5(ips_ha_t * ha, int write, int intr)
5979 METHOD_TRACE("ips_readwrite_page5", 1);
5981 scb = &ha->scbs[ha->max_cmds - 1];
5983 ips_init_scb(ha, scb);
5985 scb->timeout = ips_cmd_timeout;
5986 scb->cdb[0] = IPS_CMD_RW_NVRAM_PAGE;
5988 scb->cmd.nvram.op_code = IPS_CMD_RW_NVRAM_PAGE;
5989 scb->cmd.nvram.command_id = IPS_COMMAND_ID(ha, scb);
5990 scb->cmd.nvram.page = 5;
5991 scb->cmd.nvram.write = write;
5992 scb->cmd.nvram.reserved = 0;
5993 scb->cmd.nvram.reserved2 = 0;
5994 scb->data_len = sizeof (*ha->nvram);
5995 scb->cmd.nvram.buffer_addr = ha->ioctl_busaddr;
5997 memcpy(ha->ioctl_data, ha->nvram, sizeof(*ha->nvram));
5999 /* issue the command */
6001 ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
6002 || (ret == IPS_SUCCESS_IMM)
6003 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
6005 memset(ha->nvram, 0, sizeof (IPS_NVRAM_P5));
6010 memcpy(ha->nvram, ha->ioctl_data, sizeof(*ha->nvram));
6014 /****************************************************************************/
6016 /* Routine Name: ips_clear_adapter */
6018 /* Routine Description: */
6020 /* Clear the stripe lock tables */
6022 /****************************************************************************/
6024 ips_clear_adapter(ips_ha_t * ha, int intr)
6029 METHOD_TRACE("ips_clear_adapter", 1);
6031 scb = &ha->scbs[ha->max_cmds - 1];
6033 ips_init_scb(ha, scb);
6035 scb->timeout = ips_reset_timeout;
6036 scb->cdb[0] = IPS_CMD_CONFIG_SYNC;
6038 scb->cmd.config_sync.op_code = IPS_CMD_CONFIG_SYNC;
6039 scb->cmd.config_sync.command_id = IPS_COMMAND_ID(ha, scb);
6040 scb->cmd.config_sync.channel = 0;
6041 scb->cmd.config_sync.source_target = IPS_POCL;
6042 scb->cmd.config_sync.reserved = 0;
6043 scb->cmd.config_sync.reserved2 = 0;
6044 scb->cmd.config_sync.reserved3 = 0;
6048 ips_send_wait(ha, scb, ips_reset_timeout, intr)) == IPS_FAILURE)
6049 || (ret == IPS_SUCCESS_IMM)
6050 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
6053 /* send unlock stripe command */
6054 ips_init_scb(ha, scb);
6056 scb->cdb[0] = IPS_CMD_ERROR_TABLE;
6057 scb->timeout = ips_reset_timeout;
6059 scb->cmd.unlock_stripe.op_code = IPS_CMD_ERROR_TABLE;
6060 scb->cmd.unlock_stripe.command_id = IPS_COMMAND_ID(ha, scb);
6061 scb->cmd.unlock_stripe.log_drv = 0;
6062 scb->cmd.unlock_stripe.control = IPS_CSL;
6063 scb->cmd.unlock_stripe.reserved = 0;
6064 scb->cmd.unlock_stripe.reserved2 = 0;
6065 scb->cmd.unlock_stripe.reserved3 = 0;
6069 ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
6070 || (ret == IPS_SUCCESS_IMM)
6071 || ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
6077 /****************************************************************************/
6079 /* Routine Name: ips_ffdc_reset */
6081 /* Routine Description: */
6083 /* FFDC: write reset info */
6085 /****************************************************************************/
6087 ips_ffdc_reset(ips_ha_t * ha, int intr)
6091 METHOD_TRACE("ips_ffdc_reset", 1);
6093 scb = &ha->scbs[ha->max_cmds - 1];
6095 ips_init_scb(ha, scb);
6097 scb->timeout = ips_cmd_timeout;
6098 scb->cdb[0] = IPS_CMD_FFDC;
6099 scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
6100 scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
6101 scb->cmd.ffdc.reset_count = ha->reset_count;
6102 scb->cmd.ffdc.reset_type = 0x80;
6104 /* convert time to what the card wants */
6105 ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
6108 ips_send_wait(ha, scb, ips_cmd_timeout, intr);
6111 /****************************************************************************/
6113 /* Routine Name: ips_ffdc_time */
6115 /* Routine Description: */
6117 /* FFDC: write time info */
6119 /****************************************************************************/
6121 ips_ffdc_time(ips_ha_t * ha)
6125 METHOD_TRACE("ips_ffdc_time", 1);
6127 DEBUG_VAR(1, "(%s%d) Sending time update.", ips_name, ha->host_num);
6129 scb = &ha->scbs[ha->max_cmds - 1];
6131 ips_init_scb(ha, scb);
6133 scb->timeout = ips_cmd_timeout;
6134 scb->cdb[0] = IPS_CMD_FFDC;
6135 scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
6136 scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
6137 scb->cmd.ffdc.reset_count = 0;
6138 scb->cmd.ffdc.reset_type = 0;
6140 /* convert time to what the card wants */
6141 ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
6144 ips_send_wait(ha, scb, ips_cmd_timeout, IPS_FFDC);
6147 /****************************************************************************/
6149 /* Routine Name: ips_fix_ffdc_time */
6151 /* Routine Description: */
6152 /* Adjust time_t to what the card wants */
6154 /****************************************************************************/
6156 ips_fix_ffdc_time(ips_ha_t * ha, ips_scb_t * scb, time_t current_time)
6163 int year_lengths[2] = { IPS_DAYS_NORMAL_YEAR, IPS_DAYS_LEAP_YEAR };
6164 int month_lengths[12][2] = { {31, 31},
6178 METHOD_TRACE("ips_fix_ffdc_time", 1);
6180 days = current_time / IPS_SECS_DAY;
6181 rem = current_time % IPS_SECS_DAY;
6183 scb->cmd.ffdc.hour = (rem / IPS_SECS_HOUR);
6184 rem = rem % IPS_SECS_HOUR;
6185 scb->cmd.ffdc.minute = (rem / IPS_SECS_MIN);
6186 scb->cmd.ffdc.second = (rem % IPS_SECS_MIN);
6188 year = IPS_EPOCH_YEAR;
6189 while (days < 0 || days >= year_lengths[yleap = IPS_IS_LEAP_YEAR(year)]) {
6192 newy = year + (days / IPS_DAYS_NORMAL_YEAR);
6195 days -= (newy - year) * IPS_DAYS_NORMAL_YEAR +
6196 IPS_NUM_LEAP_YEARS_THROUGH(newy - 1) -
6197 IPS_NUM_LEAP_YEARS_THROUGH(year - 1);
6201 scb->cmd.ffdc.yearH = year / 100;
6202 scb->cmd.ffdc.yearL = year % 100;
6204 for (i = 0; days >= month_lengths[i][yleap]; ++i)
6205 days -= month_lengths[i][yleap];
6207 scb->cmd.ffdc.month = i + 1;
6208 scb->cmd.ffdc.day = days + 1;
6211 /****************************************************************************
6212 * BIOS Flash Routines *
6213 ****************************************************************************/
6215 /****************************************************************************/
6217 /* Routine Name: ips_erase_bios */
6219 /* Routine Description: */
6220 /* Erase the BIOS on the adapter */
6222 /****************************************************************************/
6224 ips_erase_bios(ips_ha_t * ha)
6229 METHOD_TRACE("ips_erase_bios", 1);
6233 /* Clear the status register */
6234 outl(0, ha->io_addr + IPS_REG_FLAP);
6235 if (ha->revision_id == IPS_REVID_TROMBONE64)
6236 udelay(25); /* 25 us */
6238 outb(0x50, ha->io_addr + IPS_REG_FLDP);
6239 if (ha->revision_id == IPS_REVID_TROMBONE64)
6240 udelay(25); /* 25 us */
6243 outb(0x20, ha->io_addr + IPS_REG_FLDP);
6244 if (ha->revision_id == IPS_REVID_TROMBONE64)
6245 udelay(25); /* 25 us */
6248 outb(0xD0, ha->io_addr + IPS_REG_FLDP);
6249 if (ha->revision_id == IPS_REVID_TROMBONE64)
6250 udelay(25); /* 25 us */
6253 outb(0x70, ha->io_addr + IPS_REG_FLDP);
6254 if (ha->revision_id == IPS_REVID_TROMBONE64)
6255 udelay(25); /* 25 us */
6257 timeout = 80000; /* 80 seconds */
6259 while (timeout > 0) {
6260 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6261 outl(0, ha->io_addr + IPS_REG_FLAP);
6262 udelay(25); /* 25 us */
6265 status = inb(ha->io_addr + IPS_REG_FLDP);
6274 /* check for timeout */
6278 /* try to suspend the erase */
6279 outb(0xB0, ha->io_addr + IPS_REG_FLDP);
6280 if (ha->revision_id == IPS_REVID_TROMBONE64)
6281 udelay(25); /* 25 us */
6283 /* wait for 10 seconds */
6285 while (timeout > 0) {
6286 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6287 outl(0, ha->io_addr + IPS_REG_FLAP);
6288 udelay(25); /* 25 us */
6291 status = inb(ha->io_addr + IPS_REG_FLDP);
6303 /* check for valid VPP */
6308 /* check for succesful flash */
6310 /* sequence error */
6313 /* Otherwise, we were successful */
6315 outb(0x50, ha->io_addr + IPS_REG_FLDP);
6316 if (ha->revision_id == IPS_REVID_TROMBONE64)
6317 udelay(25); /* 25 us */
6320 outb(0xFF, ha->io_addr + IPS_REG_FLDP);
6321 if (ha->revision_id == IPS_REVID_TROMBONE64)
6322 udelay(25); /* 25 us */
6327 /****************************************************************************/
6329 /* Routine Name: ips_erase_bios_memio */
6331 /* Routine Description: */
6332 /* Erase the BIOS on the adapter */
6334 /****************************************************************************/
6336 ips_erase_bios_memio(ips_ha_t * ha)
6341 METHOD_TRACE("ips_erase_bios_memio", 1);
6345 /* Clear the status register */
6346 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6347 if (ha->revision_id == IPS_REVID_TROMBONE64)
6348 udelay(25); /* 25 us */
6350 writeb(0x50, ha->mem_ptr + IPS_REG_FLDP);
6351 if (ha->revision_id == IPS_REVID_TROMBONE64)
6352 udelay(25); /* 25 us */
6355 writeb(0x20, ha->mem_ptr + IPS_REG_FLDP);
6356 if (ha->revision_id == IPS_REVID_TROMBONE64)
6357 udelay(25); /* 25 us */
6360 writeb(0xD0, ha->mem_ptr + IPS_REG_FLDP);
6361 if (ha->revision_id == IPS_REVID_TROMBONE64)
6362 udelay(25); /* 25 us */
6365 writeb(0x70, ha->mem_ptr + IPS_REG_FLDP);
6366 if (ha->revision_id == IPS_REVID_TROMBONE64)
6367 udelay(25); /* 25 us */
6369 timeout = 80000; /* 80 seconds */
6371 while (timeout > 0) {
6372 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6373 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6374 udelay(25); /* 25 us */
6377 status = readb(ha->mem_ptr + IPS_REG_FLDP);
6386 /* check for timeout */
6390 /* try to suspend the erase */
6391 writeb(0xB0, ha->mem_ptr + IPS_REG_FLDP);
6392 if (ha->revision_id == IPS_REVID_TROMBONE64)
6393 udelay(25); /* 25 us */
6395 /* wait for 10 seconds */
6397 while (timeout > 0) {
6398 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6399 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6400 udelay(25); /* 25 us */
6403 status = readb(ha->mem_ptr + IPS_REG_FLDP);
6415 /* check for valid VPP */
6420 /* check for succesful flash */
6422 /* sequence error */
6425 /* Otherwise, we were successful */
6427 writeb(0x50, ha->mem_ptr + IPS_REG_FLDP);
6428 if (ha->revision_id == IPS_REVID_TROMBONE64)
6429 udelay(25); /* 25 us */
6432 writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
6433 if (ha->revision_id == IPS_REVID_TROMBONE64)
6434 udelay(25); /* 25 us */
6439 /****************************************************************************/
6441 /* Routine Name: ips_program_bios */
6443 /* Routine Description: */
6444 /* Program the BIOS on the adapter */
6446 /****************************************************************************/
6448 ips_program_bios(ips_ha_t * ha, char *buffer, uint32_t buffersize,
6455 METHOD_TRACE("ips_program_bios", 1);
6459 for (i = 0; i < buffersize; i++) {
6461 outl(cpu_to_le32(i + offset), ha->io_addr + IPS_REG_FLAP);
6462 if (ha->revision_id == IPS_REVID_TROMBONE64)
6463 udelay(25); /* 25 us */
6465 outb(0x40, ha->io_addr + IPS_REG_FLDP);
6466 if (ha->revision_id == IPS_REVID_TROMBONE64)
6467 udelay(25); /* 25 us */
6469 outb(buffer[i], ha->io_addr + IPS_REG_FLDP);
6470 if (ha->revision_id == IPS_REVID_TROMBONE64)
6471 udelay(25); /* 25 us */
6473 /* wait up to one second */
6475 while (timeout > 0) {
6476 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6477 outl(0, ha->io_addr + IPS_REG_FLAP);
6478 udelay(25); /* 25 us */
6481 status = inb(ha->io_addr + IPS_REG_FLDP);
6492 outl(0, ha->io_addr + IPS_REG_FLAP);
6493 if (ha->revision_id == IPS_REVID_TROMBONE64)
6494 udelay(25); /* 25 us */
6496 outb(0xFF, ha->io_addr + IPS_REG_FLDP);
6497 if (ha->revision_id == IPS_REVID_TROMBONE64)
6498 udelay(25); /* 25 us */
6503 /* check the status */
6504 if (status & 0x18) {
6505 /* programming error */
6506 outl(0, ha->io_addr + IPS_REG_FLAP);
6507 if (ha->revision_id == IPS_REVID_TROMBONE64)
6508 udelay(25); /* 25 us */
6510 outb(0xFF, ha->io_addr + IPS_REG_FLDP);
6511 if (ha->revision_id == IPS_REVID_TROMBONE64)
6512 udelay(25); /* 25 us */
6518 /* Enable reading */
6519 outl(0, ha->io_addr + IPS_REG_FLAP);
6520 if (ha->revision_id == IPS_REVID_TROMBONE64)
6521 udelay(25); /* 25 us */
6523 outb(0xFF, ha->io_addr + IPS_REG_FLDP);
6524 if (ha->revision_id == IPS_REVID_TROMBONE64)
6525 udelay(25); /* 25 us */
6530 /****************************************************************************/
6532 /* Routine Name: ips_program_bios_memio */
6534 /* Routine Description: */
6535 /* Program the BIOS on the adapter */
6537 /****************************************************************************/
6539 ips_program_bios_memio(ips_ha_t * ha, char *buffer, uint32_t buffersize,
6546 METHOD_TRACE("ips_program_bios_memio", 1);
6550 for (i = 0; i < buffersize; i++) {
6552 writel(i + offset, ha->mem_ptr + IPS_REG_FLAP);
6553 if (ha->revision_id == IPS_REVID_TROMBONE64)
6554 udelay(25); /* 25 us */
6556 writeb(0x40, ha->mem_ptr + IPS_REG_FLDP);
6557 if (ha->revision_id == IPS_REVID_TROMBONE64)
6558 udelay(25); /* 25 us */
6560 writeb(buffer[i], ha->mem_ptr + IPS_REG_FLDP);
6561 if (ha->revision_id == IPS_REVID_TROMBONE64)
6562 udelay(25); /* 25 us */
6564 /* wait up to one second */
6566 while (timeout > 0) {
6567 if (ha->revision_id == IPS_REVID_TROMBONE64) {
6568 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6569 udelay(25); /* 25 us */
6572 status = readb(ha->mem_ptr + IPS_REG_FLDP);
6583 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6584 if (ha->revision_id == IPS_REVID_TROMBONE64)
6585 udelay(25); /* 25 us */
6587 writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
6588 if (ha->revision_id == IPS_REVID_TROMBONE64)
6589 udelay(25); /* 25 us */
6594 /* check the status */
6595 if (status & 0x18) {
6596 /* programming error */
6597 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6598 if (ha->revision_id == IPS_REVID_TROMBONE64)
6599 udelay(25); /* 25 us */
6601 writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
6602 if (ha->revision_id == IPS_REVID_TROMBONE64)
6603 udelay(25); /* 25 us */
6609 /* Enable reading */
6610 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6611 if (ha->revision_id == IPS_REVID_TROMBONE64)
6612 udelay(25); /* 25 us */
6614 writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
6615 if (ha->revision_id == IPS_REVID_TROMBONE64)
6616 udelay(25); /* 25 us */
6621 /****************************************************************************/
6623 /* Routine Name: ips_verify_bios */
6625 /* Routine Description: */
6626 /* Verify the BIOS on the adapter */
6628 /****************************************************************************/
6630 ips_verify_bios(ips_ha_t * ha, char *buffer, uint32_t buffersize,
6636 METHOD_TRACE("ips_verify_bios", 1);
6639 outl(0, ha->io_addr + IPS_REG_FLAP);
6640 if (ha->revision_id == IPS_REVID_TROMBONE64)
6641 udelay(25); /* 25 us */
6643 if (inb(ha->io_addr + IPS_REG_FLDP) != 0x55)
6646 outl(cpu_to_le32(1), ha->io_addr + IPS_REG_FLAP);
6647 if (ha->revision_id == IPS_REVID_TROMBONE64)
6648 udelay(25); /* 25 us */
6649 if (inb(ha->io_addr + IPS_REG_FLDP) != 0xAA)
6653 for (i = 2; i < buffersize; i++) {
6655 outl(cpu_to_le32(i + offset), ha->io_addr + IPS_REG_FLAP);
6656 if (ha->revision_id == IPS_REVID_TROMBONE64)
6657 udelay(25); /* 25 us */
6659 checksum = (uint8_t) checksum + inb(ha->io_addr + IPS_REG_FLDP);
6670 /****************************************************************************/
6672 /* Routine Name: ips_verify_bios_memio */
6674 /* Routine Description: */
6675 /* Verify the BIOS on the adapter */
6677 /****************************************************************************/
6679 ips_verify_bios_memio(ips_ha_t * ha, char *buffer, uint32_t buffersize,
6685 METHOD_TRACE("ips_verify_bios_memio", 1);
6688 writel(0, ha->mem_ptr + IPS_REG_FLAP);
6689 if (ha->revision_id == IPS_REVID_TROMBONE64)
6690 udelay(25); /* 25 us */
6692 if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0x55)
6695 writel(1, ha->mem_ptr + IPS_REG_FLAP);
6696 if (ha->revision_id == IPS_REVID_TROMBONE64)
6697 udelay(25); /* 25 us */
6698 if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0xAA)
6702 for (i = 2; i < buffersize; i++) {
6704 writel(i + offset, ha->mem_ptr + IPS_REG_FLAP);
6705 if (ha->revision_id == IPS_REVID_TROMBONE64)
6706 udelay(25); /* 25 us */
6709 (uint8_t) checksum + readb(ha->mem_ptr + IPS_REG_FLDP);
6720 /*---------------------------------------------------------------------------*/
6721 /* Routine Name: ips_version_check */
6724 /* Assumes that ips_read_adapter_status() is called first filling in */
6725 /* the data for SubSystem Parameters. */
6726 /* Called from ips_write_driver_status() so it also assumes NVRAM Page 5 */
6727 /* Data is available. */
6729 /*---------------------------------------------------------------------------*/
6731 ips_version_check(ips_ha_t * ha, int intr)
6733 IPS_VERSION_DATA *VersionInfo;
6734 uint8_t FirmwareVersion[IPS_COMPAT_ID_LENGTH + 1];
6735 uint8_t BiosVersion[IPS_COMPAT_ID_LENGTH + 1];
6738 char BiosString[10];
6739 char FirmwareString[10];
6741 METHOD_TRACE("ips_version_check", 1);
6743 VersionInfo = ( IPS_VERSION_DATA * ) ha->ioctl_data;
6745 memset(FirmwareVersion, 0, IPS_COMPAT_ID_LENGTH + 1);
6746 memset(BiosVersion, 0, IPS_COMPAT_ID_LENGTH + 1);
6748 /* Get the Compatible BIOS Version from NVRAM Page 5 */
6749 memcpy(BiosVersion, ha->nvram->BiosCompatibilityID,
6750 IPS_COMPAT_ID_LENGTH);
6753 if (ha->subsys->param[4] & IPS_GET_VERSION_SUPPORT) { /* If Versioning is Supported */
6754 /* Get the Version Info with a Get Version Command */
6755 memset( VersionInfo, 0, sizeof (IPS_VERSION_DATA));
6756 rc = ips_get_version_info(ha, ha->ioctl_busaddr, intr);
6757 if (rc == IPS_SUCCESS)
6758 memcpy(FirmwareVersion, VersionInfo->compatibilityId,
6759 IPS_COMPAT_ID_LENGTH);
6762 if (rc != IPS_SUCCESS) { /* If Data Not Obtainable from a GetVersion Command */
6763 /* Get the Firmware Version from Enquiry Data */
6764 memcpy(FirmwareVersion, ha->enq->CodeBlkVersion,
6765 IPS_COMPAT_ID_LENGTH);
6768 /* printk(KERN_WARNING "Adapter's BIOS Version = %s\n", BiosVersion); */
6769 /* printk(KERN_WARNING "BIOS Compatible Version = %s\n", IPS_COMPAT_BIOS); */
6770 /* printk(KERN_WARNING "Adapter's Firmware Version = %s\n", FirmwareVersion); */
6771 /* printk(KERN_WARNING "Firmware Compatible Version = %s \n", Compatable[ ha->nvram->adapter_type ]); */
6776 (FirmwareVersion, Compatable[ha->nvram->adapter_type],
6777 IPS_COMPAT_ID_LENGTH) != 0)
6780 if (strncmp(BiosVersion, IPS_COMPAT_BIOS, IPS_COMPAT_ID_LENGTH) != 0)
6783 ha->nvram->versioning = 1; /* Indicate the Driver Supports Versioning */
6786 ha->nvram->version_mismatch = 1;
6787 if (ips_cd_boot == 0) {
6788 strncpy(&BiosString[0], ha->nvram->bios_high, 4);
6789 strncpy(&BiosString[4], ha->nvram->bios_low, 4);
6792 strncpy(&FirmwareString[0], ha->enq->CodeBlkVersion, 8);
6793 FirmwareString[8] = 0;
6795 IPS_PRINTK(KERN_WARNING, ha->pcidev,
6796 "Warning ! ! ! ServeRAID Version Mismatch\n");
6797 IPS_PRINTK(KERN_WARNING, ha->pcidev,
6798 "Bios = %s, Firmware = %s, Device Driver = %s%s\n",
6799 BiosString, FirmwareString, IPS_VERSION_HIGH,
6801 IPS_PRINTK(KERN_WARNING, ha->pcidev,
6802 "These levels should match to avoid possible compatibility problems.\n");
6805 ha->nvram->version_mismatch = 0;
6811 /*---------------------------------------------------------------------------*/
6812 /* Routine Name: ips_get_version_info */
6814 /* Routine Description: */
6815 /* Issue an internal GETVERSION Command */
6818 /* 0 if Successful, else non-zero */
6819 /*---------------------------------------------------------------------------*/
6821 ips_get_version_info(ips_ha_t * ha, dma_addr_t Buffer, int intr)
6826 METHOD_TRACE("ips_get_version_info", 1);
6828 scb = &ha->scbs[ha->max_cmds - 1];
6830 ips_init_scb(ha, scb);
6832 scb->timeout = ips_cmd_timeout;
6833 scb->cdb[0] = IPS_CMD_GET_VERSION_INFO;
6834 scb->cmd.version_info.op_code = IPS_CMD_GET_VERSION_INFO;
6835 scb->cmd.version_info.command_id = IPS_COMMAND_ID(ha, scb);
6836 scb->cmd.version_info.reserved = 0;
6837 scb->cmd.version_info.count = sizeof (IPS_VERSION_DATA);
6838 scb->cmd.version_info.reserved2 = 0;
6839 scb->data_len = sizeof (IPS_VERSION_DATA);
6840 scb->data_busaddr = Buffer;
6841 scb->cmd.version_info.buffer_addr = Buffer;
6845 rc = ips_send_wait(ha, scb, ips_cmd_timeout, intr);
6849 /****************************************************************************/
6851 /* Routine Name: ips_abort_init */
6853 /* Routine Description: */
6854 /* cleanup routine for a failed adapter initialization */
6855 /****************************************************************************/
6857 ips_abort_init(ips_ha_t * ha, int index)
6861 ips_ha[index] = NULL;
6862 ips_sh[index] = NULL;
6866 /****************************************************************************/
6868 /* Routine Name: ips_shift_controllers */
6870 /* Routine Description: */
6871 /* helper function for ordering adapters */
6872 /****************************************************************************/
6874 ips_shift_controllers(int lowindex, int highindex)
6876 ips_ha_t *ha_sav = ips_ha[highindex];
6877 struct Scsi_Host *sh_sav = ips_sh[highindex];
6880 for (i = highindex; i > lowindex; i--) {
6881 ips_ha[i] = ips_ha[i - 1];
6882 ips_sh[i] = ips_sh[i - 1];
6883 ips_ha[i]->host_num = i;
6885 ha_sav->host_num = lowindex;
6886 ips_ha[lowindex] = ha_sav;
6887 ips_sh[lowindex] = sh_sav;
6890 /****************************************************************************/
6892 /* Routine Name: ips_order_controllers */
6894 /* Routine Description: */
6895 /* place controllers is the "proper" boot order */
6896 /****************************************************************************/
6898 ips_order_controllers(void)
6900 int i, j, tmp, position = 0;
6901 IPS_NVRAM_P5 *nvram;
6904 nvram = ips_ha[0]->nvram;
6906 if (nvram->adapter_order[0]) {
6907 for (i = 1; i <= nvram->adapter_order[0]; i++) {
6908 for (j = position; j < ips_num_controllers; j++) {
6909 switch (ips_ha[j]->ad_type) {
6910 case IPS_ADTYPE_SERVERAID6M:
6911 case IPS_ADTYPE_SERVERAID7M:
6912 if (nvram->adapter_order[i] == 'M') {
6913 ips_shift_controllers(position,
6918 case IPS_ADTYPE_SERVERAID4L:
6919 case IPS_ADTYPE_SERVERAID4M:
6920 case IPS_ADTYPE_SERVERAID4MX:
6921 case IPS_ADTYPE_SERVERAID4LX:
6922 if (nvram->adapter_order[i] == 'N') {
6923 ips_shift_controllers(position,
6928 case IPS_ADTYPE_SERVERAID6I:
6929 case IPS_ADTYPE_SERVERAID5I2:
6930 case IPS_ADTYPE_SERVERAID5I1:
6931 case IPS_ADTYPE_SERVERAID7k:
6932 if (nvram->adapter_order[i] == 'S') {
6933 ips_shift_controllers(position,
6938 case IPS_ADTYPE_SERVERAID:
6939 case IPS_ADTYPE_SERVERAID2:
6940 case IPS_ADTYPE_NAVAJO:
6941 case IPS_ADTYPE_KIOWA:
6942 case IPS_ADTYPE_SERVERAID3L:
6943 case IPS_ADTYPE_SERVERAID3:
6944 case IPS_ADTYPE_SERVERAID4H:
6945 if (nvram->adapter_order[i] == 'A') {
6946 ips_shift_controllers(position,
6956 /* if adapter_order[0], then ordering is complete */
6959 /* old bios, use older ordering */
6961 for (i = position; i < ips_num_controllers; i++) {
6962 if (ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID5I2 ||
6963 ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID5I1) {
6964 ips_shift_controllers(position, i);
6969 /* if there were no 5I cards, then don't do any extra ordering */
6972 for (i = position; i < ips_num_controllers; i++) {
6973 if (ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4L ||
6974 ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4M ||
6975 ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4LX ||
6976 ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4MX) {
6977 ips_shift_controllers(position, i);
6985 /****************************************************************************/
6987 /* Routine Name: ips_register_scsi */
6989 /* Routine Description: */
6990 /* perform any registration and setup with the scsi layer */
6991 /****************************************************************************/
6993 ips_register_scsi(int index)
6995 struct Scsi_Host *sh;
6996 ips_ha_t *ha, *oldha = ips_ha[index];
6997 sh = scsi_host_alloc(&ips_driver_template, sizeof (ips_ha_t));
6999 IPS_PRINTK(KERN_WARNING, oldha->pcidev,
7000 "Unable to register controller with SCSI subsystem\n");
7004 memcpy(ha, oldha, sizeof (ips_ha_t));
7005 free_irq(oldha->irq, oldha);
7006 /* Install the interrupt handler with the new ha */
7007 if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
7008 IPS_PRINTK(KERN_WARNING, ha->pcidev,
7009 "Unable to install interrupt handler\n");
7017 IPS_SCSI_SET_DEVICE(sh, ha);
7019 /* Store away needed values for later use */
7020 sh->io_port = ha->io_addr;
7021 sh->n_io_port = ha->io_addr ? 255 : 0;
7022 sh->unique_id = (ha->io_addr) ? ha->io_addr : ha->mem_addr;
7024 sh->sg_tablesize = sh->hostt->sg_tablesize;
7025 sh->can_queue = sh->hostt->can_queue;
7026 sh->cmd_per_lun = sh->hostt->cmd_per_lun;
7027 sh->unchecked_isa_dma = sh->hostt->unchecked_isa_dma;
7028 sh->use_clustering = sh->hostt->use_clustering;
7030 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,7)
7031 sh->max_sectors = 128;
7034 sh->max_id = ha->ntargets;
7035 sh->max_lun = ha->nlun;
7036 sh->max_channel = ha->nbus - 1;
7037 sh->can_queue = ha->max_cmds - 1;
7039 IPS_ADD_HOST(sh, NULL);
7043 /*---------------------------------------------------------------------------*/
7044 /* Routine Name: ips_remove_device */
7046 /* Routine Description: */
7047 /* Remove one Adapter ( Hot Plugging ) */
7048 /*---------------------------------------------------------------------------*/
7049 static void __devexit
7050 ips_remove_device(struct pci_dev *pci_dev)
7053 struct Scsi_Host *sh;
7056 for (i = 0; i < IPS_MAX_ADAPTERS; i++) {
7059 if ((pci_dev->bus->number == ha->pcidev->bus->number) &&
7060 (pci_dev->devfn == ha->pcidev->devfn)) {
7068 /****************************************************************************/
7070 /* Routine Name: ips_module_init */
7072 /* Routine Description: */
7073 /* function called on module load */
7074 /****************************************************************************/
7076 ips_module_init(void)
7078 if (pci_module_init(&ips_pci_driver) < 0)
7080 ips_driver_template.module = THIS_MODULE;
7081 ips_order_controllers();
7082 if (IPS_REGISTER_HOSTS(&ips_driver_template)) {
7083 pci_unregister_driver(&ips_pci_driver);
7086 register_reboot_notifier(&ips_notifier);
7090 /****************************************************************************/
7092 /* Routine Name: ips_module_exit */
7094 /* Routine Description: */
7095 /* function called on module unload */
7096 /****************************************************************************/
7098 ips_module_exit(void)
7100 IPS_UNREGISTER_HOSTS(&ips_driver_template);
7101 pci_unregister_driver(&ips_pci_driver);
7102 unregister_reboot_notifier(&ips_notifier);
7105 module_init(ips_module_init);
7106 module_exit(ips_module_exit);
7108 /*---------------------------------------------------------------------------*/
7109 /* Routine Name: ips_insert_device */
7111 /* Routine Description: */
7112 /* Add One Adapter ( Hot Plug ) */
7115 /* 0 if Successful, else non-zero */
7116 /*---------------------------------------------------------------------------*/
7117 static int __devinit
7118 ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent)
7123 METHOD_TRACE("ips_insert_device", 1);
7124 if (pci_enable_device(pci_dev))
7127 rc = ips_init_phase1(pci_dev, &index);
7129 rc = ips_init_phase2(index);
7132 if (ips_register_scsi(index)) {
7133 ips_free(ips_ha[index]);
7138 ips_num_controllers++;
7140 ips_next_controller = ips_num_controllers;
7144 /*---------------------------------------------------------------------------*/
7145 /* Routine Name: ips_init_phase1 */
7147 /* Routine Description: */
7148 /* Adapter Initialization */
7151 /* 0 if Successful, else non-zero */
7152 /*---------------------------------------------------------------------------*/
7154 ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr)
7161 uint8_t revision_id;
7165 uint16_t subdevice_id;
7168 dma_addr_t dma_address;
7169 char __iomem *ioremap_ptr;
7170 char __iomem *mem_ptr;
7173 METHOD_TRACE("ips_init_phase1", 1);
7174 index = IPS_MAX_ADAPTERS;
7175 for (j = 0; j < IPS_MAX_ADAPTERS; j++) {
7176 if (ips_ha[j] == 0) {
7182 if (index >= IPS_MAX_ADAPTERS)
7185 /* stuff that we get in dev */
7187 bus = pci_dev->bus->number;
7188 func = pci_dev->devfn;
7190 /* Init MEM/IO addresses to 0 */
7196 for (j = 0; j < 2; j++) {
7197 if (!pci_resource_start(pci_dev, j))
7200 if (pci_resource_flags(pci_dev, j) & IORESOURCE_IO) {
7201 io_addr = pci_resource_start(pci_dev, j);
7202 io_len = pci_resource_len(pci_dev, j);
7204 mem_addr = pci_resource_start(pci_dev, j);
7205 mem_len = pci_resource_len(pci_dev, j);
7209 /* setup memory mapped area (if applicable) */
7214 if (!request_mem_region(mem_addr, mem_len, "ips")) {
7215 IPS_PRINTK(KERN_WARNING, pci_dev,
7216 "Couldn't allocate IO Memory space %x len %d.\n",
7221 base = mem_addr & PAGE_MASK;
7222 offs = mem_addr - base;
7223 ioremap_ptr = ioremap(base, PAGE_SIZE);
7224 mem_ptr = ioremap_ptr + offs;
7230 /* setup I/O mapped area (if applicable) */
7232 if (!request_region(io_addr, io_len, "ips")) {
7233 IPS_PRINTK(KERN_WARNING, pci_dev,
7234 "Couldn't allocate IO space %x len %d.\n",
7240 /* get the revision ID */
7241 if (pci_read_config_byte(pci_dev, PCI_REVISION_ID, &revision_id)) {
7242 IPS_PRINTK(KERN_WARNING, pci_dev, "Can't get revision id.\n");
7246 subdevice_id = pci_dev->subsystem_device;
7248 /* found a controller */
7249 ha = kmalloc(sizeof (ips_ha_t), GFP_KERNEL);
7251 IPS_PRINTK(KERN_WARNING, pci_dev,
7252 "Unable to allocate temporary ha struct\n");
7256 memset(ha, 0, sizeof (ips_ha_t));
7258 ips_sh[index] = NULL;
7262 /* Store info in HA structure */
7264 ha->io_addr = io_addr;
7265 ha->io_len = io_len;
7266 ha->mem_addr = mem_addr;
7267 ha->mem_len = mem_len;
7268 ha->mem_ptr = mem_ptr;
7269 ha->ioremap_ptr = ioremap_ptr;
7270 ha->host_num = (uint32_t) index;
7271 ha->revision_id = revision_id;
7272 ha->slot_num = PCI_SLOT(pci_dev->devfn);
7273 ha->device_id = pci_dev->device;
7274 ha->subdevice_id = subdevice_id;
7275 ha->pcidev = pci_dev;
7278 * Set the pci_dev's dma_mask. Not all adapters support 64bit
7279 * addressing so don't enable it if the adapter can't support
7280 * it! Also, don't use 64bit addressing if dma addresses
7281 * are guaranteed to be < 4G.
7283 if (IPS_ENABLE_DMA64 && IPS_HAS_ENH_SGLIST(ha) &&
7284 !pci_set_dma_mask(ha->pcidev, 0xffffffffffffffffULL)) {
7285 (ha)->flags |= IPS_HA_ENH_SG;
7287 if (pci_set_dma_mask(ha->pcidev, 0xffffffffULL) != 0) {
7288 printk(KERN_WARNING "Unable to set DMA Mask\n");
7289 return ips_abort_init(ha, index);
7292 if(ips_cd_boot && !ips_FlashData){
7293 ips_FlashData = pci_alloc_consistent(pci_dev, PAGE_SIZE << 7,
7297 ha->enq = pci_alloc_consistent(pci_dev, sizeof (IPS_ENQ),
7300 IPS_PRINTK(KERN_WARNING, pci_dev,
7301 "Unable to allocate host inquiry structure\n");
7302 return ips_abort_init(ha, index);
7305 ha->adapt = pci_alloc_consistent(pci_dev, sizeof (IPS_ADAPTER) +
7306 sizeof (IPS_IO_CMD), &dma_address);
7308 IPS_PRINTK(KERN_WARNING, pci_dev,
7309 "Unable to allocate host adapt & dummy structures\n");
7310 return ips_abort_init(ha, index);
7312 ha->adapt->hw_status_start = dma_address;
7313 ha->dummy = (void *) (ha->adapt + 1);
7317 ha->logical_drive_info = pci_alloc_consistent(pci_dev, sizeof (IPS_LD_INFO), &dma_address);
7318 if (!ha->logical_drive_info) {
7319 IPS_PRINTK(KERN_WARNING, pci_dev,
7320 "Unable to allocate logical drive info structure\n");
7321 return ips_abort_init(ha, index);
7323 ha->logical_drive_info_dma_addr = dma_address;
7326 ha->conf = kmalloc(sizeof (IPS_CONF), GFP_KERNEL);
7329 IPS_PRINTK(KERN_WARNING, pci_dev,
7330 "Unable to allocate host conf structure\n");
7331 return ips_abort_init(ha, index);
7334 ha->nvram = kmalloc(sizeof (IPS_NVRAM_P5), GFP_KERNEL);
7337 IPS_PRINTK(KERN_WARNING, pci_dev,
7338 "Unable to allocate host NVRAM structure\n");
7339 return ips_abort_init(ha, index);
7342 ha->subsys = kmalloc(sizeof (IPS_SUBSYS), GFP_KERNEL);
7345 IPS_PRINTK(KERN_WARNING, pci_dev,
7346 "Unable to allocate host subsystem structure\n");
7347 return ips_abort_init(ha, index);
7350 /* the ioctl buffer is now used during adapter initialization, so its
7351 * successful allocation is now required */
7352 if (ips_ioctlsize < PAGE_SIZE)
7353 ips_ioctlsize = PAGE_SIZE;
7355 ha->ioctl_data = pci_alloc_consistent(pci_dev, ips_ioctlsize,
7356 &ha->ioctl_busaddr);
7357 ha->ioctl_len = ips_ioctlsize;
7358 if (!ha->ioctl_data) {
7359 IPS_PRINTK(KERN_WARNING, pci_dev,
7360 "Unable to allocate IOCTL data\n");
7361 return ips_abort_init(ha, index);
7367 ips_setup_funclist(ha);
7369 if ((IPS_IS_MORPHEUS(ha)) || (IPS_IS_MARCO(ha))) {
7370 /* If Morpheus appears dead, reset it */
7371 IsDead = readl(ha->mem_ptr + IPS_REG_I960_MSG1);
7372 if (IsDead == 0xDEADBEEF) {
7373 ips_reset_morpheus(ha);
7378 * Initialize the card if it isn't already
7381 if (!(*ha->func.isinit) (ha)) {
7382 if (!(*ha->func.init) (ha)) {
7384 * Initialization failed
7386 IPS_PRINTK(KERN_WARNING, pci_dev,
7387 "Unable to initialize controller\n");
7388 return ips_abort_init(ha, index);
7396 /*---------------------------------------------------------------------------*/
7397 /* Routine Name: ips_init_phase2 */
7399 /* Routine Description: */
7400 /* Adapter Initialization Phase 2 */
7403 /* 0 if Successful, else non-zero */
7404 /*---------------------------------------------------------------------------*/
7406 ips_init_phase2(int index)
7412 METHOD_TRACE("ips_init_phase2", 1);
7414 ips_ha[index] = NULL;
7418 /* Install the interrupt handler */
7419 if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
7420 IPS_PRINTK(KERN_WARNING, ha->pcidev,
7421 "Unable to install interrupt handler\n");
7422 return ips_abort_init(ha, index);
7426 * Allocate a temporary SCB for initialization
7429 if (!ips_allocatescbs(ha)) {
7430 IPS_PRINTK(KERN_WARNING, ha->pcidev,
7431 "Unable to allocate a CCB\n");
7432 free_irq(ha->irq, ha);
7433 return ips_abort_init(ha, index);
7436 if (!ips_hainit(ha)) {
7437 IPS_PRINTK(KERN_WARNING, ha->pcidev,
7438 "Unable to initialize controller\n");
7439 free_irq(ha->irq, ha);
7440 return ips_abort_init(ha, index);
7442 /* Free the temporary SCB */
7443 ips_deallocatescbs(ha, 1);
7446 if (!ips_allocatescbs(ha)) {
7447 IPS_PRINTK(KERN_WARNING, ha->pcidev,
7448 "Unable to allocate CCBs\n");
7449 free_irq(ha->irq, ha);
7450 return ips_abort_init(ha, index);
7456 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,9)
7457 MODULE_LICENSE("GPL");
7460 MODULE_DESCRIPTION("IBM ServeRAID Adapter Driver " IPS_VER_STRING);
7462 #ifdef MODULE_VERSION
7463 MODULE_VERSION(IPS_VER_STRING);
7468 * Overrides for Emacs so that we almost follow Linus's tabbing style.
7469 * Emacs will notice this stuff at the end of the file and automatically
7470 * adjust the settings for this buffer only. This must remain at the end
7472 * ---------------------------------------------------------------------------
7475 * c-brace-imaginary-offset: 0
7476 * c-brace-offset: -2
7477 * c-argdecl-indent: 2
7478 * c-label-offset: -2
7479 * c-continued-statement-offset: 2
7480 * c-continued-brace-offset: 0
7481 * indent-tabs-mode: nil