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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [arch/] [mips/] [vr41xx/] [victor-mpc30x/] [ide-mpc30x.c] - Blame information for rev 1765

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/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * IDE routines for typical pc-like standard configurations
 * for the ZAO Networks Capcella.
 *
 * Copyright (C) 1998, 1999, 2001 by Ralf Baechle
 */
/*
 * Changes:
 *  Yoichi Yuasa <yuasa@hh.iij4u.or.jp>  Fri, 23 Aug 2002
 *  - Added Victor MP-C303/304 support.
 */
#include <linux/sched.h>
#include <linux/ide.h>
#include <linux/ioport.h>
#include <linux/hdreg.h>
#include <asm/ptrace.h>
#include <asm/hdreg.h>
 
static int mpc30x_ide_default_irq(ide_ioreg_t base)
{
        return 0;
}
 
static ide_ioreg_t mpc30x_ide_default_io_base(int index)
{
        return 0;
}
 
static void mpc30x_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 int mpc30x_ide_request_irq(unsigned int irq,
                                  void (*handler)(int,void *, struct pt_regs *),
                                  unsigned long flags, const char *device,
                                  void *dev_id)
{
        return request_irq(irq, handler, flags, device, dev_id);
}
 
static void mpc30x_ide_free_irq(unsigned int irq, void *dev_id)
{
        free_irq(irq, dev_id);
}
 
static int mpc30x_ide_check_region(ide_ioreg_t from, unsigned int extent)
{
        return check_region(from, extent);
}
 
static void mpc30x_ide_request_region(ide_ioreg_t from, unsigned int extent,
                                      const char *name)
{
        request_region(from, extent, name);
}
 
static void mpc30x_ide_release_region(ide_ioreg_t from, unsigned int extent)
{
        release_region(from, extent);
}
 
struct ide_ops mpc30x_ide_ops = {
        &mpc30x_ide_default_irq,
        &mpc30x_ide_default_io_base,
        &mpc30x_ide_init_hwif_ports,
        &mpc30x_ide_request_irq,
        &mpc30x_ide_free_irq,
        &mpc30x_ide_check_region,
        &mpc30x_ide_request_region,
        &mpc30x_ide_release_region
};

Line No.	Rev	Author	Line
1	1275	phoenix	`/*`
2			`* This file is subject to the terms and conditions of the GNU General Public`
3			`* License. See the file "COPYING" in the main directory of this archive`
4			`* for more details.`
5			`*`
6			`* IDE routines for typical pc-like standard configurations`
7			`* for the ZAO Networks Capcella.`
8			`*`
9			`* Copyright (C) 1998, 1999, 2001 by Ralf Baechle`
10			`*/`
11			`/*`
12			`* Changes:`
13			`* Yoichi Yuasa <yuasa@hh.iij4u.or.jp> Fri, 23 Aug 2002`
14			`* - Added Victor MP-C303/304 support.`
15			`*/`
16			`#include <linux/sched.h>`
17			`#include <linux/ide.h>`
18			`#include <linux/ioport.h>`
19			`#include <linux/hdreg.h>`
20			`#include <asm/ptrace.h>`
21			`#include <asm/hdreg.h>`
22
23			`static int mpc30x_ide_default_irq(ide_ioreg_t base)`
24			`{`
25			`return 0;`
26			`}`
27
28			`static ide_ioreg_t mpc30x_ide_default_io_base(int index)`
29			`{`
30			`return 0;`
31			`}`
32
33			`static void mpc30x_ide_init_hwif_ports(hw_regs_t *hw, ide_ioreg_t data_port,`
34			`ide_ioreg_t ctrl_port, int *irq)`
35			`{`
36			`ide_ioreg_t reg = data_port;`
37			`int i;`
38
39			`for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {`
40			`hw->io_ports[i] = reg;`
41			`reg += 1;`
42			`}`
43			`if (ctrl_port) {`
44			`hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;`
45			`} else {`
46			`hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;`
47			`}`
48			`if (irq != NULL)`
49			`*irq = 0;`
50			`hw->io_ports[IDE_IRQ_OFFSET] = 0;`
51			`}`
52
53			`static int mpc30x_ide_request_irq(unsigned int irq,`
54			`void (handler)(int,void , struct pt_regs *),`
55			`unsigned long flags, const char *device,`
56			`void *dev_id)`
57			`{`
58			`return request_irq(irq, handler, flags, device, dev_id);`
59			`}`
60
61			`static void mpc30x_ide_free_irq(unsigned int irq, void *dev_id)`
62			`{`
63			`free_irq(irq, dev_id);`
64			`}`
65
66			`static int mpc30x_ide_check_region(ide_ioreg_t from, unsigned int extent)`
67			`{`
68			`return check_region(from, extent);`
69			`}`
70
71			`static void mpc30x_ide_request_region(ide_ioreg_t from, unsigned int extent,`
72			`const char *name)`
73			`{`
74			`request_region(from, extent, name);`
75			`}`
76
77			`static void mpc30x_ide_release_region(ide_ioreg_t from, unsigned int extent)`
78			`{`
79			`release_region(from, extent);`
80			`}`
81
82			`struct ide_ops mpc30x_ide_ops = {`
83			`&mpc30x_ide_default_irq,`
84			`&mpc30x_ide_default_io_base,`
85			`&mpc30x_ide_init_hwif_ports,`
86			`&mpc30x_ide_request_irq,`
87			`&mpc30x_ide_free_irq,`
88			`&mpc30x_ide_check_region,`
89			`&mpc30x_ide_request_region,`
90			`&mpc30x_ide_release_region`
91			`};`

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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [arch/] [mips/] [vr41xx/] [victor-mpc30x/] [ide-mpc30x.c] - Blame information for rev 1765