1 /*
2 * linux/include/asm-ppc/ide.h
3 *
4 * Copyright (C) 1994-1996 Linus Torvalds & authors
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12 /*
13 * This file contains the ppc64 architecture specific IDE code.
14 */
15
16 #ifndef __ASMPPC64_IDE_H
17 #define __ASMPPC64_IDE_H
18
19 #ifdef __KERNEL__
20
21 #ifndef MAX_HWIFS
22 #define MAX_HWIFS 4
23 #endif
24
ide_default_irq(ide_ioreg_t base)25 static __inline__ int ide_default_irq(ide_ioreg_t base) { return 0; }
ide_default_io_base(int index)26 static __inline__ ide_ioreg_t ide_default_io_base(int index) { return 0; }
27
ide_init_hwif_ports(hw_regs_t * hw,ide_ioreg_t data_port,ide_ioreg_t ctrl_port,int * irq)28 static __inline__ void ide_init_hwif_ports(hw_regs_t *hw, ide_ioreg_t data_port, ide_ioreg_t ctrl_port, int *irq)
29 {
30 ide_ioreg_t reg = data_port;
31 int i;
32
33 for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
34 hw->io_ports[i] = reg;
35 reg += 1;
36 }
37 if (ctrl_port) {
38 hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;
39 } else {
40 hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;
41 }
42 if (irq != NULL)
43 *irq = 0;
44 hw->io_ports[IDE_IRQ_OFFSET] = 0;
45 }
46
ide_init_default_hwifs(void)47 static __inline__ void ide_init_default_hwifs(void)
48 {
49 }
50
51 #define __ide_mm_insw(p, a, c) _insw_ns((volatile u16 *)(p), (a), (c))
52 #define __ide_mm_insl(p, a, c) _insl_ns((volatile u32 *)(p), (a), (c))
53 #define __ide_mm_outsw(p, a, c) _outsw_ns((volatile u16 *)(p), (a), (c))
54 #define __ide_mm_outsl(p, a, c) _outsl_ns((volatile u32 *)(p), (a), (c))
55
56 #endif /* __KERNEL__ */
57
58 #endif /* __ASMPPC64_IDE_H */
59