/*
* pata_pcmcia.c - PCMCIA PATA controller driver.
- * Copyright 2005-2006 Red Hat Inc <alan@redhat.com>, all rights reserved.
+ * Copyright 2005-2006 Red Hat Inc, all rights reserved.
* PCMCIA ident update Copyright 2006 Marcin Juszkiewicz
* <openembedded@hrw.one.pl>
*
#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
+#include <linux/slab.h>
#include <scsi/scsi_host.h>
#include <linux/ata.h>
#include <linux/libata.h>
#define DRV_NAME "pata_pcmcia"
-#define DRV_VERSION "0.3.2"
+#define DRV_VERSION "0.3.5"
/*
* Private data structure to glue stuff together
/**
* ata_data_xfer_8bit - Transfer data by 8bit PIO
- * @adev: device to target
+ * @dev: device to target
* @buf: data buffer
* @buflen: buffer length
- * @write_data: read/write
+ * @rw: read/write
*
* Transfer data from/to the device data register by 8 bit PIO.
*
* Inherited from caller.
*/
-static void ata_data_xfer_8bit(struct ata_device *adev, unsigned char *buf,
- unsigned int buflen, int write_data)
+static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
+ unsigned char *buf, unsigned int buflen, int rw)
{
- struct ata_port *ap = adev->link->ap;
- if (write_data)
- iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
- else
+ struct ata_port *ap = dev->link->ap;
+
+ if (rw == READ)
ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
+ else
+ iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
+
+ return buflen;
}
+/**
+ * pcmcia_8bit_drain_fifo - Stock FIFO drain logic for SFF controllers
+ * @qc: command
+ *
+ * Drain the FIFO and device of any stuck data following a command
+ * failing to complete. In some cases this is necessary before a
+ * reset will recover the device.
+ *
+ */
+
+static void pcmcia_8bit_drain_fifo(struct ata_queued_cmd *qc)
+{
+ int count;
+ struct ata_port *ap;
-static struct scsi_host_template pcmcia_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .can_queue = ATA_DEF_QUEUE,
- .this_id = ATA_SHT_THIS_ID,
- .sg_tablesize = LIBATA_MAX_PRD,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
- .dma_boundary = ATA_DMA_BOUNDARY,
- .slave_configure = ata_scsi_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
-};
+ /* We only need to flush incoming data when a command was running */
+ if (qc == NULL || qc->dma_dir == DMA_TO_DEVICE)
+ return;
-static struct ata_port_operations pcmcia_port_ops = {
- .set_mode = pcmcia_set_mode,
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = ata_bmdma_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
- .cable_detect = ata_cable_40wire,
+ ap = qc->ap;
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
+ /* Drain up to 64K of data before we give up this recovery method */
+ for (count = 0; (ap->ops->sff_check_status(ap) & ATA_DRQ)
+ && count++ < 65536;)
+ ioread8(ap->ioaddr.data_addr);
- .data_xfer = ata_data_xfer_noirq,
+ if (count)
+ ata_port_printk(ap, KERN_WARNING, "drained %d bytes to clear DRQ.\n",
+ count);
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
+}
- .port_start = ata_sff_port_start,
+static struct scsi_host_template pcmcia_sht = {
+ ATA_PIO_SHT(DRV_NAME),
};
-static struct ata_port_operations pcmcia_8bit_port_ops = {
- .set_mode = pcmcia_set_mode_8bit,
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = ata_bmdma_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
+static struct ata_port_operations pcmcia_port_ops = {
+ .inherits = &ata_sff_port_ops,
+ .sff_data_xfer = ata_sff_data_xfer_noirq,
.cable_detect = ata_cable_40wire,
+ .set_mode = pcmcia_set_mode,
+};
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
-
- .data_xfer = ata_data_xfer_8bit,
+static struct ata_port_operations pcmcia_8bit_port_ops = {
+ .inherits = &ata_sff_port_ops,
+ .sff_data_xfer = ata_data_xfer_8bit,
+ .cable_detect = ata_cable_40wire,
+ .set_mode = pcmcia_set_mode_8bit,
+ .drain_fifo = pcmcia_8bit_drain_fifo,
+};
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
- .port_start = ata_sff_port_start,
+struct pcmcia_config_check {
+ unsigned long ctl_base;
+ int skip_vcc;
+ int is_kme;
};
-#define CS_CHECK(fn, ret) \
-do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
+static int pcmcia_check_one_config(struct pcmcia_device *pdev,
+ cistpl_cftable_entry_t *cfg,
+ cistpl_cftable_entry_t *dflt,
+ unsigned int vcc,
+ void *priv_data)
+{
+ struct pcmcia_config_check *stk = priv_data;
+
+ /* Check for matching Vcc, unless we're desperate */
+ if (!stk->skip_vcc) {
+ if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
+ if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
+ return -ENODEV;
+ } else if (dflt->vcc.present & (1 << CISTPL_POWER_VNOM)) {
+ if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM] / 10000)
+ return -ENODEV;
+ }
+ }
+
+ if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
+ pdev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
+ else if (dflt->vpp1.present & (1 << CISTPL_POWER_VNOM))
+ pdev->conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM] / 10000;
+
+ if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
+ cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
+ pdev->io.BasePort1 = io->win[0].base;
+ pdev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
+ if (!(io->flags & CISTPL_IO_16BIT))
+ pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+ if (io->nwin == 2) {
+ pdev->io.NumPorts1 = 8;
+ pdev->io.BasePort2 = io->win[1].base;
+ pdev->io.NumPorts2 = (stk->is_kme) ? 2 : 1;
+ if (pcmcia_request_io(pdev, &pdev->io) != 0)
+ return -ENODEV;
+ stk->ctl_base = pdev->io.BasePort2;
+ } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
+ pdev->io.NumPorts1 = io->win[0].len;
+ pdev->io.NumPorts2 = 0;
+ if (pcmcia_request_io(pdev, &pdev->io) != 0)
+ return -ENODEV;
+ stk->ctl_base = pdev->io.BasePort1 + 0x0e;
+ } else
+ return -ENODEV;
+ /* If we've got this far, we're done */
+ return 0;
+ }
+ return -ENODEV;
+}
/**
* pcmcia_init_one - attach a PCMCIA interface
* @pdev: pcmcia device
- * @ops: operations for this device
*
* Register a PCMCIA IDE interface. Such interfaces are PIO 0 and
* shared IRQ.
struct ata_host *host;
struct ata_port *ap;
struct ata_pcmcia_info *info;
- tuple_t tuple;
- struct {
- unsigned short buf[128];
- cisparse_t parse;
- config_info_t conf;
- cistpl_cftable_entry_t dflt;
- } *stk = NULL;
- cistpl_cftable_entry_t *cfg;
- int pass, last_ret = 0, last_fn = 0, is_kme = 0, ret = -ENOMEM;
+ struct pcmcia_config_check *stk = NULL;
+ int is_kme = 0, ret = -ENOMEM, p;
unsigned long io_base, ctl_base;
void __iomem *io_addr, *ctl_addr;
-
+ int n_ports = 1;
struct ata_port_operations *ops = &pcmcia_port_ops;
info = kzalloc(sizeof(*info), GFP_KERNEL);
pdev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
pdev->io.IOAddrLines = 3;
pdev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
- pdev->irq.IRQInfo1 = IRQ_LEVEL_ID;
pdev->conf.Attributes = CONF_ENABLE_IRQ;
pdev->conf.IntType = INT_MEMORY_AND_IO;
- /* Allocate resoure probing structures */
-
- stk = kzalloc(sizeof(*stk), GFP_KERNEL);
- if (!stk)
- goto out1;
-
- cfg = &stk->parse.cftable_entry;
-
- /* Tuples we are walking */
- tuple.TupleData = (cisdata_t *)&stk->buf;
- tuple.TupleOffset = 0;
- tuple.TupleDataMax = 255;
- tuple.Attributes = 0;
-
/* See if we have a manufacturer identifier. Use it to set is_kme for
vendor quirks */
is_kme = ((pdev->manf_id == MANFID_KME) &&
((pdev->card_id == PRODID_KME_KXLC005_A) ||
(pdev->card_id == PRODID_KME_KXLC005_B)));
- /* Not sure if this is right... look up the current Vcc */
- CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(pdev, &stk->conf));
-/* link->conf.Vcc = stk->conf.Vcc; */
-
- pass = io_base = ctl_base = 0;
- tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
- tuple.Attributes = 0;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));
-
- /* Now munch the resources looking for a suitable set */
- while (1) {
- if (pcmcia_get_tuple_data(pdev, &tuple) != 0)
- goto next_entry;
- if (pcmcia_parse_tuple(pdev, &tuple, &stk->parse) != 0)
- goto next_entry;
- /* Check for matching Vcc, unless we're desperate */
- if (!pass) {
- if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
- if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
- goto next_entry;
- } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
- if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
- goto next_entry;
- }
- }
+ /* Allocate resoure probing structures */
- if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
- pdev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
- else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
- pdev->conf.Vpp = stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
-
- if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
- cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
- pdev->conf.ConfigIndex = cfg->index;
- pdev->io.BasePort1 = io->win[0].base;
- pdev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
- if (!(io->flags & CISTPL_IO_16BIT))
- pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
- if (io->nwin == 2) {
- pdev->io.NumPorts1 = 8;
- pdev->io.BasePort2 = io->win[1].base;
- pdev->io.NumPorts2 = (is_kme) ? 2 : 1;
- if (pcmcia_request_io(pdev, &pdev->io) != 0)
- goto next_entry;
- io_base = pdev->io.BasePort1;
- ctl_base = pdev->io.BasePort2;
- } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
- pdev->io.NumPorts1 = io->win[0].len;
- pdev->io.NumPorts2 = 0;
- if (pcmcia_request_io(pdev, &pdev->io) != 0)
- goto next_entry;
- io_base = pdev->io.BasePort1;
- ctl_base = pdev->io.BasePort1 + 0x0e;
- } else
- goto next_entry;
- /* If we've got this far, we're done */
- break;
- }
-next_entry:
- if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
- memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
- if (pass) {
- CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(pdev, &tuple));
- } else if (pcmcia_get_next_tuple(pdev, &tuple) != 0) {
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));
- memset(&stk->dflt, 0, sizeof(stk->dflt));
- pass++;
- }
+ stk = kzalloc(sizeof(*stk), GFP_KERNEL);
+ if (!stk)
+ goto out1;
+ stk->is_kme = is_kme;
+ stk->skip_vcc = io_base = ctl_base = 0;
+
+ if (pcmcia_loop_config(pdev, pcmcia_check_one_config, stk)) {
+ stk->skip_vcc = 1;
+ if (pcmcia_loop_config(pdev, pcmcia_check_one_config, stk))
+ goto failed; /* No suitable config found */
}
+ io_base = pdev->io.BasePort1;
+ ctl_base = stk->ctl_base;
+ ret = pcmcia_request_irq(pdev, &pdev->irq);
+ if (ret)
+ goto failed;
- CS_CHECK(RequestIRQ, pcmcia_request_irq(pdev, &pdev->irq));
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(pdev, &pdev->conf));
+ ret = pcmcia_request_configuration(pdev, &pdev->conf);
+ if (ret)
+ goto failed;
/* iomap */
ret = -ENOMEM;
/* FIXME: Could be more ports at base + 0x10 but we only deal with
one right now */
if (pdev->io.NumPorts1 >= 0x20)
- printk(KERN_WARNING DRV_NAME ": second channel not yet supported.\n");
+ n_ports = 2;
if (pdev->manf_id == 0x0097 && pdev->card_id == 0x1620)
ops = &pcmcia_8bit_port_ops;
* sane.
*/
ret = -ENOMEM;
- host = ata_host_alloc(&pdev->dev, 1);
+ host = ata_host_alloc(&pdev->dev, n_ports);
if (!host)
goto failed;
- ap = host->ports[0];
- ap->ops = ops;
- ap->pio_mask = 1; /* ISA so PIO 0 cycles */
- ap->flags |= ATA_FLAG_SLAVE_POSS;
- ap->ioaddr.cmd_addr = io_addr;
- ap->ioaddr.altstatus_addr = ctl_addr;
- ap->ioaddr.ctl_addr = ctl_addr;
- ata_std_ports(&ap->ioaddr);
+ for (p = 0; p < n_ports; p++) {
+ ap = host->ports[p];
- ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
+ ap->ops = ops;
+ ap->pio_mask = ATA_PIO0; /* ISA so PIO 0 cycles */
+ ap->flags |= ATA_FLAG_SLAVE_POSS;
+ ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
+ ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
+ ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
+ ata_sff_std_ports(&ap->ioaddr);
+
+ ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
+ }
/* activate */
- ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_interrupt,
+ ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_sff_interrupt,
IRQF_SHARED, &pcmcia_sht);
if (ret)
goto failed;
kfree(stk);
return 0;
-cs_failed:
- cs_error(pdev, last_fn, last_ret);
failed:
kfree(stk);
info->ndev = 0;
PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904),
PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), /* SanDisk CFA */
+ PCMCIA_DEVICE_MANF_CARD(0x004f, 0x0000), /* Kingston */
PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620), /* TI emulated */
PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
+ PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
- PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
+ PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
+ PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 1GB", 0x2e6d1829, 0x55d5bffb),
+ PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 4GB", 0x2e6d1829, 0x531e7d10),
PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
+ PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF300", 0x7ed2ad87, 0x7e9e78ee),
PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
+ PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF45", 0x709b1bf1, 0xf68b6f32),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
+ PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF133", 0x709b1bf1, 0x7558f133),
+ PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS8GCF133", 0x709b1bf1, 0xb2f89b47),
PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
+ PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506),
PCMCIA_DEVICE_NULL,
};
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff