linux-sg2042/arch/cris/kernel/process.c

80 lines
1.5 KiB
C

/*
* linux/arch/cris/kernel/process.c
*
* Copyright (C) 1995 Linus Torvalds
* Copyright (C) 2000-2002 Axis Communications AB
*
* Authors: Bjorn Wesen (bjornw@axis.com)
*
*/
/*
* This file handles the architecture-dependent parts of process handling..
*/
#include <linux/atomic.h>
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/irq.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/init_task.h>
#include <linux/sched.h>
#include <linux/fs.h>
#include <linux/user.h>
#include <linux/elfcore.h>
#include <linux/mqueue.h>
#include <linux/reboot.h>
#include <linux/rcupdate.h>
//#define DEBUG
extern void default_idle(void);
void (*pm_power_off)(void);
EXPORT_SYMBOL(pm_power_off);
void arch_cpu_idle(void)
{
default_idle();
}
void hard_reset_now (void);
void machine_restart(char *cmd)
{
hard_reset_now();
}
/*
* Similar to machine_power_off, but don't shut off power. Add code
* here to freeze the system for e.g. post-mortem debug purpose when
* possible. This halt has nothing to do with the idle halt.
*/
void machine_halt(void)
{
}
/* If or when software power-off is implemented, add code here. */
void machine_power_off(void)
{
}
/*
* When a process does an "exec", machine state like FPU and debug
* registers need to be reset. This is a hook function for that.
* Currently we don't have any such state to reset, so this is empty.
*/
void flush_thread(void)
{
}
/* Fill in the fpu structure for a core dump. */
int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
{
return 0;
}