ide: prepare for merging ide-gd-floppy.c with ide-gd.c

[safe/jmp/linux-2.6] / drivers / ide / legacy / buddha.c

diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/legacy/buddha.c
index 8bdb79d..c5a3c9e 100644 (file)
--- a/drivers/ide/legacy/buddha.c
+++ b/drivers/ide/legacy/buddha.c
@@ -20,7 +20,6 @@
 #include <linux/mm.h>
 #include <linux/interrupt.h>
 #include <linux/blkdev.h>
-#include <linux/hdreg.h>
 #include <linux/zorro.h>
 #include <linux/ide.h>
 #include <linux/init.h>
@@ -37,6 +36,8 @@
 #define CATWEASEL_NUM_HWIFS    3
 #define XSURF_NUM_HWIFS         2
 
+#define MAX_NUM_HWIFS          3
+
     /*
      *  Bases of the IDE interfaces (relative to the board address)
      */
@@ -56,31 +57,11 @@ static u_int xsurf_bases[XSURF_NUM_HWIFS] __initdata = {
      XSURF_BASE1, XSURF_BASE2
 };
 
-
     /*
      *  Offsets from one of the above bases
      */
 
-#define BUDDHA_DATA    0x00
-#define BUDDHA_ERROR   0x06            /* see err-bits */
-#define BUDDHA_NSECTOR 0x0a            /* nr of sectors to read/write */
-#define BUDDHA_SECTOR  0x0e            /* starting sector */
-#define BUDDHA_LCYL    0x12            /* starting cylinder */
-#define BUDDHA_HCYL    0x16            /* high byte of starting cyl */
-#define BUDDHA_SELECT  0x1a            /* 101dhhhh , d=drive, hhhh=head */
-#define BUDDHA_STATUS  0x1e            /* see status-bits */
 #define BUDDHA_CONTROL 0x11a
-#define XSURF_CONTROL   -1              /* X-Surf has no CS1* (Control/AltStat) */
-
-static int buddha_offsets[IDE_NR_PORTS] __initdata = {
-    BUDDHA_DATA, BUDDHA_ERROR, BUDDHA_NSECTOR, BUDDHA_SECTOR, BUDDHA_LCYL,
-    BUDDHA_HCYL, BUDDHA_SELECT, BUDDHA_STATUS, BUDDHA_CONTROL, -1
-};
-
-static int xsurf_offsets[IDE_NR_PORTS] __initdata = {
-    BUDDHA_DATA, BUDDHA_ERROR, BUDDHA_NSECTOR, BUDDHA_SECTOR, BUDDHA_LCYL,
-    BUDDHA_HCYL, BUDDHA_SELECT, BUDDHA_STATUS, XSURF_CONTROL, -1
-};
 
     /*
      *  Other registers
@@ -122,7 +103,7 @@ static int buddha_ack_intr(ide_hwif_t *hwif)
 {
     unsigned char ch;
 
-    ch = z_readb(hwif->io_ports[IDE_IRQ_OFFSET]);
+    ch = z_readb(hwif->io_ports.irq_addr);
     if (!(ch & 0x80))
            return 0;
     return 1;
@@ -132,32 +113,50 @@ static int xsurf_ack_intr(ide_hwif_t *hwif)
 {
     unsigned char ch;
 
-    ch = z_readb(hwif->io_ports[IDE_IRQ_OFFSET]);
+    ch = z_readb(hwif->io_ports.irq_addr);
     /* X-Surf needs a 0 written to IRQ register to ensure ISA bit A11 stays at 0 */
-    z_writeb(0, hwif->io_ports[IDE_IRQ_OFFSET]); 
+    z_writeb(0, hwif->io_ports.irq_addr);
     if (!(ch & 0x80))
            return 0;
     return 1;
 }
 
+static void __init buddha_setup_ports(hw_regs_t *hw, unsigned long base,
+                                     unsigned long ctl, unsigned long irq_port,
+                                     ide_ack_intr_t *ack_intr)
+{
+       int i;
+
+       memset(hw, 0, sizeof(*hw));
+
+       hw->io_ports.data_addr = base;
+
+       for (i = 1; i < 8; i++)
+               hw->io_ports_array[i] = base + 2 + i * 4;
+
+       hw->io_ports.ctl_addr = ctl;
+       hw->io_ports.irq_addr = irq_port;
+
+       hw->irq = IRQ_AMIGA_PORTS;
+       hw->ack_intr = ack_intr;
+
+       hw->chipset = ide_generic;
+}
+
     /*
      *  Probe for a Buddha or Catweasel IDE interface
      */
 
 static int __init buddha_init(void)
 {
-       hw_regs_t hw;
-       ide_hwif_t *hwif;
-       int i;
-
        struct zorro_dev *z = NULL;
        u_long buddha_board = 0;
        BuddhaType type;
-       int buddha_num_hwifs;
+       int buddha_num_hwifs, i;
 
        while ((z = zorro_find_device(ZORRO_WILDCARD, z))) {
                unsigned long board;
-               u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
+               hw_regs_t hw[MAX_NUM_HWIFS], *hws[] = { NULL, NULL, NULL, NULL };
 
                if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_BUDDHA) {
                        buddha_num_hwifs = BUDDHA_NUM_HWIFS;
@@ -202,40 +201,35 @@ fail_base2:
                printk(KERN_INFO "ide: %s IDE controller\n",
                                 buddha_board_name[type]);
 
-               for(i=0;i<buddha_num_hwifs;i++) {
-                       if(type != BOARD_XSURF) {
-                               ide_setup_ports(&hw, (buddha_board+buddha_bases[i]),
-                                               buddha_offsets, 0,
-                                               (buddha_board+buddha_irqports[i]),
-                                               buddha_ack_intr,
-//                                             budda_iops,
-                                               IRQ_AMIGA_PORTS);
-                       } else {
-                               ide_setup_ports(&hw, (buddha_board+xsurf_bases[i]),
-                                               xsurf_offsets, 0,
-                                               (buddha_board+xsurf_irqports[i]),
-                                               xsurf_ack_intr,
-//                                             xsurf_iops,
-                                               IRQ_AMIGA_PORTS);
-                       }       
-
-                       hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
-                       if (hwif) {
-                               u8 index = hwif->index;
+               for (i = 0; i < buddha_num_hwifs; i++) {
+                       unsigned long base, ctl, irq_port;
+                       ide_ack_intr_t *ack_intr;
 
-                               ide_init_port_data(hwif, index);
-                               ide_init_port_hw(hwif, &hw);
+                       if (type != BOARD_XSURF) {
+                               base = buddha_board + buddha_bases[i];
+                               ctl = base + BUDDHA_CONTROL;
+                               irq_port = buddha_board + buddha_irqports[i];
+                               ack_intr = buddha_ack_intr;
+                       } else {
+                               base = buddha_board + xsurf_bases[i];
+                               /* X-Surf has no CS1* (Control/AltStat) */
+                               ctl = 0;
+                               irq_port = buddha_board + xsurf_irqports[i];
+                               ack_intr = xsurf_ack_intr;
+                       }
 
-                               hwif->mmio = 1;
+                       buddha_setup_ports(&hw[i], base, ctl, irq_port,
+                                          ack_intr);
 
-                               idx[i] = index;
-                       }
+                       hws[i] = &hw[i];
                }
 
-               ide_device_add(idx, NULL);
+               ide_host_add(NULL, hws, NULL);
        }
 
        return 0;
 }
 
 module_init(buddha_init);
+
+MODULE_LICENSE("GPL");