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1da177e4 LT |
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 */ |