diff options
Diffstat (limited to 'drivers/ide/legacy/falconide.c')
-rw-r--r-- | drivers/ide/legacy/falconide.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c index 85b69a82825f..f044048903b3 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); |