aboutsummaryrefslogtreecommitdiff
path: root/drivers/ide/legacy/falconide.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ide/legacy/falconide.c')
-rw-r--r--drivers/ide/legacy/falconide.c42
1 files changed, 21 insertions, 21 deletions
diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c
index 85b69a82825..f044048903b 100644
--- a/drivers/ide/legacy/falconide.c
+++ b/drivers/ide/legacy/falconide.c
@@ -33,22 +33,8 @@
* Offsets from the above base
*/
-#define ATA_HD_DATA 0x00
-#define ATA_HD_ERROR 0x05 /* see err-bits */
-#define ATA_HD_NSECTOR 0x09 /* nr of sectors to read/write */
-#define ATA_HD_SECTOR 0x0d /* starting sector */
-#define ATA_HD_LCYL 0x11 /* starting cylinder */
-#define ATA_HD_HCYL 0x15 /* high byte of starting cyl */
-#define ATA_HD_SELECT 0x19 /* 101dhhhh , d=drive, hhhh=head */
-#define ATA_HD_STATUS 0x1d /* see status-bits */
#define ATA_HD_CONTROL 0x39
-static int falconide_offsets[IDE_NR_PORTS] __initdata = {
- ATA_HD_DATA, ATA_HD_ERROR, ATA_HD_NSECTOR, ATA_HD_SECTOR, ATA_HD_LCYL,
- ATA_HD_HCYL, ATA_HD_SELECT, ATA_HD_STATUS, ATA_HD_CONTROL, -1
-};
-
-
/*
* falconide_intr_lock is used to obtain access to the IDE interrupt,
* which is shared between several drivers.
@@ -57,6 +43,22 @@ static int falconide_offsets[IDE_NR_PORTS] __initdata = {
int falconide_intr_lock;
EXPORT_SYMBOL(falconide_intr_lock);
+static void __init falconide_setup_ports(hw_regs_t *hw)
+{
+ int i;
+
+ memset(hw, 0, sizeof(*hw));
+
+ hw->io_ports[IDE_DATA_OFFSET] = ATA_HD_BASE;
+
+ for (i = 1; i < 8; i++)
+ hw->io_ports[i] = ATA_HD_BASE + 1 + i * 4;
+
+ hw->io_ports[IDE_CONTROL_OFFSET] = ATA_HD_CONTROL;
+
+ hw->irq = IRQ_MFP_IDE;
+ hw->ack_intr = NULL;
+}
/*
* Probe for a Falcon IDE interface
@@ -64,16 +66,15 @@ EXPORT_SYMBOL(falconide_intr_lock);
static int __init falconide_init(void)
{
- if (MACH_IS_ATARI && ATARIHW_PRESENT(IDE)) {
hw_regs_t hw;
ide_hwif_t *hwif;
+ if (!MACH_IS_ATARI || !ATARIHW_PRESENT(IDE))
+ return 0;
+
printk(KERN_INFO "ide: Falcon IDE controller\n");
- ide_setup_ports(&hw, ATA_HD_BASE, falconide_offsets,
- 0, 0, NULL,
-// falconide_iops,
- IRQ_MFP_IDE);
+ falconide_setup_ports(&hw);
hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
if (hwif) {
@@ -85,9 +86,8 @@ static int __init falconide_init(void)
ide_device_add(idx, NULL);
}
- }
- return 0;
+ return 0;
}
module_init(falconide_init);