1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
/*
* 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();
}
|
