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-rw-r--r--arch/v850/kernel/sim.c172
1 files changed, 0 insertions, 172 deletions
diff --git a/arch/v850/kernel/sim.c b/arch/v850/kernel/sim.c
deleted file mode 100644
index 467b4aa0acd..00000000000
--- a/arch/v850/kernel/sim.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * arch/v850/kernel/sim.c -- Machine-specific stuff for GDB v850e simulator
- *
- * Copyright (C) 2001,02 NEC Corporation
- * Copyright (C) 2001,02 Miles Bader <miles@gnu.org>
- *
- * 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.
- *
- * Written by Miles Bader <miles@gnu.org>
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/mm.h>
-#include <linux/swap.h>
-#include <linux/bootmem.h>
-#include <linux/irq.h>
-
-#include <asm/atomic.h>
-#include <asm/page.h>
-#include <asm/machdep.h>
-#include <asm/simsyscall.h>
-
-#include "mach.h"
-
-/* The name of a file containing the root filesystem. */
-#define ROOT_FS "rootfs.image"
-
-extern void simcons_setup (void);
-extern void simcons_poll_ttys (void);
-extern void set_mem_root (void *addr, size_t len, char *cmd_line);
-
-static int read_file (const char *name,
- unsigned long *addr, unsigned long *len,
- const char **err);
-
-void __init mach_setup (char **cmdline)
-{
- const char *err;
- unsigned long root_dev_addr, root_dev_len;
-
- simcons_setup ();
-
- printk (KERN_INFO "Reading root filesystem: %s", ROOT_FS);
-
- if (read_file (ROOT_FS, &root_dev_addr, &root_dev_len, &err)) {
- printk (" (size %luK)\n", root_dev_len / 1024);
- set_mem_root ((void *)root_dev_addr, (size_t)root_dev_len,
- *cmdline);
- } else
- printk ("...%s failed!\n", err);
-}
-
-void mach_get_physical_ram (unsigned long *ram_start, unsigned long *ram_len)
-{
- *ram_start = RAM_ADDR;
- *ram_len = RAM_SIZE;
-}
-
-void __init mach_sched_init (struct irqaction *timer_action)
-{
- /* ...do magic timer initialization?... */
- mach_tick = simcons_poll_ttys;
- setup_irq (0, timer_action);
-}
-
-
-static void irq_nop (unsigned irq) { }
-static unsigned irq_zero (unsigned irq) { return 0; }
-
-static struct hw_interrupt_type sim_irq_type = {
- .typename = "IRQ",
- .startup = irq_zero, /* startup */
- .shutdown = irq_nop, /* shutdown */
- .enable = irq_nop, /* enable */
- .disable = irq_nop, /* disable */
- .ack = irq_nop, /* ack */
- .end = irq_nop, /* end */
-};
-
-void __init mach_init_irqs (void)
-{
- init_irq_handlers (0, NUM_MACH_IRQS, 1, &sim_irq_type);
-}
-
-
-void mach_gettimeofday (struct timespec *tv)
-{
- long timeval[2], timezone[2];
- int rval = V850_SIM_SYSCALL (gettimeofday, timeval, timezone);
- if (rval == 0) {
- tv->tv_sec = timeval[0];
- tv->tv_nsec = timeval[1] * 1000;
- }
-}
-
-void machine_restart (char *__unused)
-{
- V850_SIM_SYSCALL (write, 1, "RESTART\n", 8);
- V850_SIM_SYSCALL (exit, 0);
-}
-
-void machine_halt (void)
-{
- V850_SIM_SYSCALL (write, 1, "HALT\n", 5);
- V850_SIM_SYSCALL (exit, 0);
-}
-
-void machine_power_off (void)
-{
- V850_SIM_SYSCALL (write, 1, "POWER OFF\n", 10);
- V850_SIM_SYSCALL (exit, 0);
-}
-
-
-/* Load data from a file called NAME into ram. The address and length
- of the data image are returned in ADDR and LEN. */
-static int __init
-read_file (const char *name,
- unsigned long *addr, unsigned long *len,
- const char **err)
-{
- int rval, fd;
- unsigned long cur, left;
- /* Note this is not a normal stat buffer, it's an ad-hoc
- structure defined by the simulator. */
- unsigned long stat_buf[10];
-
- /* Stat the file to find out the length. */
- rval = V850_SIM_SYSCALL (stat, name, stat_buf);
- if (rval < 0) {
- if (err) *err = "stat";
- return 0;
- }
- *len = stat_buf[4];
-
- /* Open the file; `0' is O_RDONLY. */
- fd = V850_SIM_SYSCALL (open, name, 0);
- if (fd < 0) {
- if (err) *err = "open";
- return 0;
- }
-
- *addr = (unsigned long)alloc_bootmem(*len);
- if (! *addr) {
- V850_SIM_SYSCALL (close, fd);
- if (err) *err = "alloc_bootmem";
- return 0;
- }
-
- cur = *addr;
- left = *len;
- while (left > 0) {
- int chunk = V850_SIM_SYSCALL (read, fd, cur, left);
- if (chunk <= 0)
- break;
- cur += chunk;
- left -= chunk;
- }
- V850_SIM_SYSCALL (close, fd);
- if (left > 0) {
- /* Some read failed. */
- free_bootmem (*addr, *len);
- if (err) *err = "read";
- return 0;
- }
-
- return 1;
-}