Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*

 * Reset a DECstation machine.

 *

 * Copyright (C) 199x  the Anonymous

 * Copyright (C) 2001, 2002, 2003  Maciej W. Rozycki

 */

#include <linux/interrupt.h>

#include <linux/linkage.h>

#include <asm/addrspace.h>

typedef void __noreturn (* noret_func_t)(void);

static inline void __noreturn back_to_prom(void)

{

        noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000);

        func();

}

void __noreturn dec_machine_restart(char *command)

{

        back_to_prom();

}

void __noreturn dec_machine_halt(void)

{

        back_to_prom();

}

void __noreturn dec_machine_power_off(void)

{

    /* DECstations don't have a software power switch */

        back_to_prom();

}

irqreturn_t dec_intr_halt(int irq, void *dev_id)

{

        dec_machine_halt();

}