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path: root/drivers/ide/ide-generic.c
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Diffstat (limited to 'drivers/ide/ide-generic.c')
-rw-r--r--drivers/ide/ide-generic.c107
1 files changed, 69 insertions, 38 deletions
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index 2d92214096ab..8fe8b5b9cf7d 100644
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -20,6 +20,11 @@
#include <linux/module.h>
#include <linux/ide.h>
+/* FIXME: convert m32r to use ide_platform host driver */
+#ifdef CONFIG_M32R
+#include <asm/m32r.h>
+#endif
+
#define DRV_NAME "ide_generic"
static int probe_mask = 0x03;
@@ -28,29 +33,21 @@ MODULE_PARM_DESC(probe_mask, "probe mask for legacy ISA IDE ports");
static ssize_t store_add(struct class *cls, const char *buf, size_t n)
{
- ide_hwif_t *hwif;
unsigned int base, ctl;
- int irq;
- hw_regs_t hw;
- u8 idx[] = { 0xff, 0xff, 0xff, 0xff };
+ int irq, rc;
+ hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
if (sscanf(buf, "%x:%x:%d", &base, &ctl, &irq) != 3)
return -EINVAL;
- hwif = ide_find_port();
- if (hwif == NULL)
- return -ENOENT;
-
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, base, ctl);
hw.irq = irq;
hw.chipset = ide_generic;
- ide_init_port_hw(hwif, &hw);
-
- idx[0] = hwif->index;
-
- ide_device_add(idx, NULL);
+ rc = ide_host_add(NULL, hws, NULL);
+ if (rc)
+ return rc;
return n;
};
@@ -88,20 +85,41 @@ static int __init ide_generic_sysfs_init(void)
return 0;
}
+#if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_MAPPI2) \
+ || defined(CONFIG_PLAT_OPSPUT)
+static const u16 legacy_bases[] = { 0x1f0 };
+static const int legacy_irqs[] = { PLD_IRQ_CFIREQ };
+#elif defined(CONFIG_PLAT_MAPPI3)
+static const u16 legacy_bases[] = { 0x1f0, 0x170 };
+static const int legacy_irqs[] = { PLD_IRQ_CFIREQ, PLD_IRQ_IDEIREQ };
+#elif defined(CONFIG_ALPHA)
+static const u16 legacy_bases[] = { 0x1f0, 0x170, 0x1e8, 0x168 };
+static const int legacy_irqs[] = { 14, 15, 11, 10 };
+#else
+static const u16 legacy_bases[] = { 0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160 };
+static const int legacy_irqs[] = { 14, 15, 11, 10, 8, 12 };
+#endif
+
static int __init ide_generic_init(void)
{
- u8 idx[MAX_HWIFS];
- int i;
-
+ hw_regs_t hw[MAX_HWIFS], *hws[MAX_HWIFS];
+ struct ide_host *host;
+ unsigned long io_addr;
+ int i, rc;
+
+#ifdef CONFIG_MIPS
+ if (!ide_probe_legacy())
+ return -ENODEV;
+#endif
printk(KERN_INFO DRV_NAME ": please use \"probe_mask=0x3f\" module "
"parameter for probing all legacy ISA IDE ports\n");
- for (i = 0; i < MAX_HWIFS; i++) {
- ide_hwif_t *hwif;
- unsigned long io_addr = ide_default_io_base(i);
- hw_regs_t hw;
+ memset(hws, 0, sizeof(hw_regs_t *) * MAX_HWIFS);
+
+ for (i = 0; i < ARRAY_SIZE(legacy_bases); i++) {
+ io_addr = legacy_bases[i];
- idx[i] = 0xff;
+ hws[i] = NULL;
if ((probe_mask & (1 << i)) && io_addr) {
if (!request_region(io_addr, 8, DRV_NAME)) {
@@ -119,33 +137,46 @@ static int __init ide_generic_init(void)
continue;
}
- /*
- * Skip probing if the corresponding
- * slot is already occupied.
- */
- hwif = ide_find_port();
- if (hwif == NULL || hwif->index != i) {
- idx[i] = 0xff;
- continue;
- }
+ memset(&hw[i], 0, sizeof(hw[i]));
+ ide_std_init_ports(&hw[i], io_addr, io_addr + 0x206);
+#ifdef CONFIG_IA64
+ hw[i].irq = isa_irq_to_vector(legacy_irqs[i]);
+#else
+ hw[i].irq = legacy_irqs[i];
+#endif
+ hw[i].chipset = ide_generic;
- memset(&hw, 0, sizeof(hw));
- ide_std_init_ports(&hw, io_addr, io_addr + 0x206);
- hw.irq = ide_default_irq(io_addr);
- hw.chipset = ide_generic;
- ide_init_port_hw(hwif, &hw);
-
- idx[i] = i;
+ hws[i] = &hw[i];
}
}
- ide_device_add_all(idx, NULL);
+ host = ide_host_alloc_all(NULL, hws);
+ if (host == NULL) {
+ rc = -ENOMEM;
+ goto err;
+ }
+
+ rc = ide_host_register(host, NULL, hws);
+ if (rc)
+ goto err_free;
if (ide_generic_sysfs_init())
printk(KERN_ERR DRV_NAME ": failed to create ide_generic "
"class\n");
return 0;
+err_free:
+ ide_host_free(host);
+err:
+ for (i = 0; i < MAX_HWIFS; i++) {
+ if (hws[i] == NULL)
+ continue;
+
+ io_addr = hws[i]->io_ports.data_addr;
+ release_region(io_addr + 0x206, 1);
+ release_region(io_addr, 8);
+ }
+ return rc;
}
module_init(ide_generic_init);