2 * Copyright (C) 1994-1996 Linus Torvalds & authors
6 * This file contains the i386 architecture specific IDE code.
9 #ifndef __ASMi386_IDE_H
10 #define __ASMi386_IDE_H
16 # ifdef CONFIG_BLK_DEV_IDEPCI
23 #define IDE_ARCH_OBSOLETE_DEFAULTS
25 static __inline__ int ide_default_irq(unsigned long base)
28 case 0x1f0: return 14;
29 case 0x170: return 15;
30 case 0x1e8: return 11;
31 case 0x168: return 10;
33 case 0x160: return 12;
39 static __inline__ unsigned long ide_default_io_base(int index)
42 * If PCI is present then it is not safe to poke around
43 * the other legacy IDE ports. Only 0x1f0 and 0x170 are
44 * defined compatibility mode ports for PCI. A user can
45 * override this using ide= but we must default safe.
47 if (no_pci_devices()) {
63 #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */
65 #ifdef CONFIG_BLK_DEV_IDEPCI
66 #define ide_init_default_irq(base) (0)
68 #define ide_init_default_irq(base) ide_default_irq(base)
71 #include <asm-generic/ide_iops.h>
73 #endif /* __KERNEL__ */
75 #endif /* __ASMi386_IDE_H */