patch-2.1.101 linux/arch/mips/deskstation/setup.c
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- Lines: 114
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.1.100/linux/arch/mips/deskstation/setup.c
- Orig date:
Tue Mar 10 10:03:30 1998
diff -u --recursive --new-file v2.1.100/linux/arch/mips/deskstation/setup.c linux/arch/mips/deskstation/setup.c
@@ -1,113 +0,0 @@
-/*
- * 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 by Ralf Baechle
- *
- * $Id: setup.c,v 1.2 1997/07/23 17:40:54 ralf Exp $
- */
-#include <linux/config.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/timex.h>
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/ptrace.h>
-#include <asm/mipsregs.h>
-#include <asm/reboot.h>
-#include <asm/vector.h>
-
-/*
- * Initial irq handlers.
- */
-static void no_action(int cpl, void *dev_id, struct pt_regs *regs) { }
-
-/*
- * IRQ2 is cascade interrupt to second interrupt controller
- */
-static struct irqaction irq2 = { no_action, 0, 0, "cascade", NULL, NULL};
-
-extern asmlinkage void deskstation_handle_int(void);
-extern asmlinkage void deskstation_fd_cacheflush(const void *addr, size_t size);
-extern struct feature deskstation_tyne_feature;
-extern struct feature deskstation_rpc44_feature;
-
-extern void deskstation_machine_reboot(void);
-extern void deskstation_machine_halt(void);
-extern void deskstation_machine_power_off(void);
-
-#ifdef CONFIG_DESKSTATION_TYNE
-unsigned long mips_dma_cache_size = 0;
-unsigned long mips_dma_cache_base = KSEG0;
-
-__initfunc(static void tyne_irq_setup(void))
-{
- set_except_vector(0, deskstation_handle_int);
- /* set the clock to 100 Hz */
- outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */
- outb_p(LATCH & 0xff , 0x40); /* LSB */
- outb(LATCH >> 8 , 0x40); /* MSB */
- request_region(0x20,0x20, "pic1");
- request_region(0xa0,0x20, "pic2");
- setup_x86_irq(2, &irq2);
-}
-#endif
-
-#ifdef CONFIG_DESKSTATION_RPC44
-__initfunc(static void rpc44_irq_setup(void))
-{
- /*
- * For the moment just steal the TYNE support. In the
- * future, we need to consider merging the two -- imp
- */
- set_except_vector(0, deskstation_handle_int);
- /* set the clock to 100 Hz */
- outb_p(0x34, 0x43); /* binary, mode 2, LSB/MSB, ch 0 */
- outb_p(LATCH & 0xff , 0x40); /* LSB */
- outb(LATCH >> 8 , 0x40); /* MSB */
- request_region(0x20,0x20, "pic1");
- request_region(0xa0,0x20, "pic2");
- setup_x86_irq(2, &irq2);
- set_cp0_status(ST0_IM, IE_IRQ4 | IE_IRQ3 | IE_IRQ2 | IE_IRQ1);
-}
-#endif
-
-__initfunc(void deskstation_setup(void))
-{
- switch(mips_machtype) {
-#ifdef CONFIG_DESKSTATION_TYNE
- case MACH_DESKSTATION_TYNE:
- atag = bi_TagFind(tag_dma_cache_size);
- memcpy(&mips_dma_cache_size, TAGVALPTR(atag), atag->size);
-
- atag = bi_TagFind(tag_dma_cache_base);
- memcpy(&mips_dma_cache_base, TAGVALPTR(atag), atag->size);
-
- irq_setup = tyne_irq_setup;
- feature = &deskstation_tyne_feature;
- isa_slot_offset = 0xe3000000; // Will go away
- break;
-#endif
-#ifdef CONFIG_DESKSTATION_RPC44
- case MACH_DESKSTATION_RPC44:
- irq_setup = rpc44_irq_setup;
- mips_memory_upper = KSEG0 + (32 << 20); /* xxx fixme imp */
- feature = &deskstation_rpc44_feature; // Will go away
- isa_slot_offset = 0xa0000000;
- break;
-#endif
- }
- fd_cacheflush = deskstation_fd_cacheflush;
- keyboard_setup = dtc_keyboard_setup;
- request_region(0x00,0x20,"dma1");
- request_region(0x40,0x20,"timer");
- request_region(0x70,0x10,"rtc");
- request_region(0x80,0x10,"dma page reg");
- request_region(0xc0,0x20,"dma2");
-}
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