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/*
* Setup pointers to hardware-dependent routines.
*
* 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.
*
* Copyright (C) 1996, 1997, 1998, 2001 by Ralf Baechle
* Copyright (C) 2001 MIPS Technologies, Inc.
*/
#include <linux/eisa.h>
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/mm.h>
#include <linux/console.h>
#include <linux/fb.h>
#include <linux/ide.h>
#include <linux/pm.h>
#include <linux/screen_info.h>
#include <asm/bootinfo.h>
#include <asm/irq.h>
#include <asm/jazz.h>
#include <asm/jazzdma.h>
#include <asm/reboot.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/time.h>
#include <asm/traps.h>
extern asmlinkage void jazz_handle_int(void);
extern void jazz_machine_restart(char *command);
void __init plat_timer_setup(struct irqaction *irq)
{
/* set the clock to 100 Hz */
r4030_write_reg32(JAZZ_TIMER_INTERVAL, 9);
setup_irq(JAZZ_TIMER_IRQ, irq);
}
static struct resource jazz_io_resources[] = {
{
.start = 0x00,
.end = 0x1f,
.name = "dma1",
.flags = IORESOURCE_BUSY
}, {
.start = 0x40,
.end = 0x5f,
.name = "timer",
.flags = IORESOURCE_BUSY
}, {
.start = 0x80,
.end = 0x8f,
.name = "dma page reg",
.flags = IORESOURCE_BUSY
}, {
.start = 0xc0,
.end = 0xdf,
.name = "dma2",
.flags = IORESOURCE_BUSY
}
};
void __init plat_mem_setup(void)
{
int i;
/* Map 0xe0000000 -> 0x0:800005C0, 0xe0010000 -> 0x1:30000580 */
add_wired_entry (0x02000017, 0x03c00017, 0xe0000000, PM_64K);
/* Map 0xe2000000 -> 0x0:900005C0, 0xe3010000 -> 0x0:910005C0 */
add_wired_entry (0x02400017, 0x02440017, 0xe2000000, PM_16M);
/* Map 0xe4000000 -> 0x0:600005C0, 0xe4100000 -> 400005C0 */
add_wired_entry (0x01800017, 0x01000017, 0xe4000000, PM_4M);
set_io_port_base(JAZZ_PORT_BASE);
#ifdef CONFIG_EISA
if (mips_machtype == MACH_MIPS_MAGNUM_4000)
EISA_bus = 1;
#endif
isa_slot_offset = 0xe3000000;
/* request I/O space for devices used on all i[345]86 PCs */
for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++)
request_resource(&ioport_resource, jazz_io_resources + i);
/* The RTC is outside the port address space */
_machine_restart = jazz_machine_restart;
screen_info = (struct screen_info) {
0, 0, /* orig-x, orig-y */
0, /* unused */
0, /* orig_video_page */
0, /* orig_video_mode */
160, /* orig_video_cols */
0, 0, 0, /* unused, ega_bx, unused */
64, /* orig_video_lines */
0, /* orig_video_isVGA */
16 /* orig_video_points */
};
vdma_init();
}
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