| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/include/asm-i386/ide.h |
| 3 | * |
| 4 | * Copyright (C) 1994-1996 Linus Torvalds & authors |
| 5 | */ |
| 6 | |
| 7 | /* |
| 8 | * This file contains the i386 architecture specific IDE code. |
| 9 | */ |
| 10 | |
| 11 | #ifndef __ASMi386_IDE_H |
| 12 | #define __ASMi386_IDE_H |
| 13 | |
| 14 | #ifdef __KERNEL__ |
| 15 | |
| 16 | #include <linux/config.h> |
| 17 | |
| 18 | #ifndef MAX_HWIFS |
| 19 | # ifdef CONFIG_BLK_DEV_IDEPCI |
| 20 | #define MAX_HWIFS 10 |
| 21 | # else |
| 22 | #define MAX_HWIFS 6 |
| 23 | # endif |
| 24 | #endif |
| 25 | |
| 26 | #define IDE_ARCH_OBSOLETE_DEFAULTS |
| 27 | |
| 28 | static __inline__ int ide_default_irq(unsigned long base) |
| 29 | { |
| 30 | switch (base) { |
| 31 | case 0x1f0: return 14; |
| 32 | case 0x170: return 15; |
| 33 | case 0x1e8: return 11; |
| 34 | case 0x168: return 10; |
| 35 | case 0x1e0: return 8; |
| 36 | case 0x160: return 12; |
| 37 | default: |
| 38 | return 0; |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | static __inline__ unsigned long ide_default_io_base(int index) |
| 43 | { |
| 44 | switch (index) { |
| 45 | case 0: return 0x1f0; |
| 46 | case 1: return 0x170; |
| 47 | case 2: return 0x1e8; |
| 48 | case 3: return 0x168; |
| 49 | case 4: return 0x1e0; |
| 50 | case 5: return 0x160; |
| 51 | default: |
| 52 | return 0; |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | #define IDE_ARCH_OBSOLETE_INIT |
| 57 | #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ |
| 58 | |
| 59 | #ifdef CONFIG_BLK_DEV_IDEPCI |
| 60 | #define ide_init_default_irq(base) (0) |
| 61 | #else |
| 62 | #define ide_init_default_irq(base) ide_default_irq(base) |
| 63 | #endif |
| 64 | |
| 65 | #include <asm-generic/ide_iops.h> |
| 66 | |
| 67 | #endif /* __KERNEL__ */ |
| 68 | |
| 69 | #endif /* __ASMi386_IDE_H */ |