mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-02 14:36:46 +07:00
41 lines
723 B
C
41 lines
723 B
C
/*
|
|
* 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 ATTRIB_NORET (* noret_func_t)(void);
|
|
|
|
static inline void ATTRIB_NORET back_to_prom(void)
|
|
{
|
|
noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000);
|
|
|
|
func();
|
|
}
|
|
|
|
void ATTRIB_NORET dec_machine_restart(char *command)
|
|
{
|
|
back_to_prom();
|
|
}
|
|
|
|
void ATTRIB_NORET dec_machine_halt(void)
|
|
{
|
|
back_to_prom();
|
|
}
|
|
|
|
void ATTRIB_NORET 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();
|
|
}
|