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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-x86_64/] [ide.h] - Blame information for rev 1765

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/*
 *  linux/include/asm-x86_64/ide.h
 *
 *  Copyright (C) 1994-1996  Linus Torvalds & authors
 */
 
/*
 *  This file contains the i386 architecture specific IDE code.
 */
 
#ifndef __ASMx86_64_IDE_H
#define __ASMx86_64_IDE_H
 
#ifdef __KERNEL__
 
#include <linux/config.h>
 
#ifndef MAX_HWIFS
# ifdef CONFIG_BLK_DEV_IDEPCI
#define MAX_HWIFS       10
# else
#define MAX_HWIFS       6
# endif
#endif
 
static __inline__ int ide_default_irq(ide_ioreg_t base)
{
        switch (base) {
                case 0x1f0: return 14;
                case 0x170: return 15;
                case 0x1e8: return 11;
                case 0x168: return 10;
                case 0x1e0: return 8;
                case 0x160: return 12;
                default:
                        return 0;
        }
}
 
static __inline__ ide_ioreg_t ide_default_io_base(int index)
{
        switch (index) {
                case 0:  return 0x1f0;
                case 1: return 0x170;
                case 2: return 0x1e8;
                case 3: return 0x168;
                case 4: return 0x1e0;
                case 5: return 0x160;
                default:
                        return 0;
        }
}
 
static __inline__ void ide_init_hwif_ports(hw_regs_t *hw, ide_ioreg_t data_port, ide_ioreg_t ctrl_port, int *irq)
{
        ide_ioreg_t reg = data_port;
        int i;
 
        for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
                hw->io_ports[i] = reg;
                reg += 1;
        }
        if (ctrl_port) {
                hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;
        } else {
                hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;
        }
        if (irq != NULL)
                *irq = 0;
        hw->io_ports[IDE_IRQ_OFFSET] = 0;
}
 
static __inline__ void ide_init_default_hwifs(void)
{
#ifndef CONFIG_BLK_DEV_IDEPCI
        hw_regs_t hw;
        int index;
 
        for(index = 0; index < MAX_HWIFS; index++) {
                memset(&hw, 0, sizeof hw);
                ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, NULL);
                hw.irq = ide_default_irq(ide_default_io_base(index));
                ide_register_hw(&hw, NULL);
        }
#endif /* CONFIG_BLK_DEV_IDEPCI */
}
 
#include <asm-generic/ide_iops.h>
 
#endif /* __KERNEL__ */
 
#endif /* __ASMx86_64_IDE_H */

Line No.	Rev	Author	Line
1	1275	phoenix	`/*`
2			`* linux/include/asm-x86_64/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 __ASMx86_64_IDE_H`
12			`#define __ASMx86_64_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			`static __inline__ int ide_default_irq(ide_ioreg_t base)`
27			`{`
28			`switch (base) {`
29			`case 0x1f0: return 14;`
30			`case 0x170: return 15;`
31			`case 0x1e8: return 11;`
32			`case 0x168: return 10;`
33			`case 0x1e0: return 8;`
34			`case 0x160: return 12;`
35			`default:`
36			`return 0;`
37			`}`
38			`}`
39
40			`static __inline__ ide_ioreg_t ide_default_io_base(int index)`
41			`{`
42			`switch (index) {`
43			`case 0: return 0x1f0;`
44			`case 1: return 0x170;`
45			`case 2: return 0x1e8;`
46			`case 3: return 0x168;`
47			`case 4: return 0x1e0;`
48			`case 5: return 0x160;`
49			`default:`
50			`return 0;`
51			`}`
52			`}`
53
54			`static __inline__ void ide_init_hwif_ports(hw_regs_t hw, ide_ioreg_t data_port, ide_ioreg_t ctrl_port, int irq)`
55			`{`
56			`ide_ioreg_t reg = data_port;`
57			`int i;`
58
59			`for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {`
60			`hw->io_ports[i] = reg;`
61			`reg += 1;`
62			`}`
63			`if (ctrl_port) {`
64			`hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;`
65			`} else {`
66			`hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;`
67			`}`
68			`if (irq != NULL)`
69			`*irq = 0;`
70			`hw->io_ports[IDE_IRQ_OFFSET] = 0;`
71			`}`
72
73			`static __inline__ void ide_init_default_hwifs(void)`
74			`{`
75			`#ifndef CONFIG_BLK_DEV_IDEPCI`
76			`hw_regs_t hw;`
77			`int index;`
78
79			`for(index = 0; index < MAX_HWIFS; index++) {`
80			`memset(&hw, 0, sizeof hw);`
81			`ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, NULL);`
82			`hw.irq = ide_default_irq(ide_default_io_base(index));`
83			`ide_register_hw(&hw, NULL);`
84			`}`
85			`#endif /* CONFIG_BLK_DEV_IDEPCI */`
86			`}`
87
88			`#include <asm-generic/ide_iops.h>`
89
90			`#endif /* __KERNEL__ */`
91
92			`#endif /* __ASMx86_64_IDE_H */`

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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-x86_64/] [ide.h] - Blame information for rev 1765