Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Reset a DECstation machine. | |
3 | * | |
4 | * Copyright (C) 199x the Anonymous | |
5 | * Copyright (C) 2001, 2002, 2003 Maciej W. Rozycki | |
6 | */ | |
7 | #include <linux/interrupt.h> | |
8 | #include <linux/linkage.h> | |
9 | ||
10 | #include <asm/addrspace.h> | |
1da177e4 | 11 | |
b3f6df9f | 12 | typedef void __noreturn (* noret_func_t)(void); |
1da177e4 | 13 | |
b3f6df9f | 14 | static inline void __noreturn back_to_prom(void) |
1da177e4 | 15 | { |
3bd4c902 | 16 | noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000); |
1da177e4 LT |
17 | |
18 | func(); | |
19 | } | |
20 | ||
b3f6df9f | 21 | void __noreturn dec_machine_restart(char *command) |
1da177e4 LT |
22 | { |
23 | back_to_prom(); | |
24 | } | |
25 | ||
b3f6df9f | 26 | void __noreturn dec_machine_halt(void) |
1da177e4 LT |
27 | { |
28 | back_to_prom(); | |
29 | } | |
30 | ||
b3f6df9f | 31 | void __noreturn dec_machine_power_off(void) |
1da177e4 LT |
32 | { |
33 | /* DECstations don't have a software power switch */ | |
34 | back_to_prom(); | |
35 | } | |
36 | ||
d62801e9 | 37 | irqreturn_t dec_intr_halt(int irq, void *dev_id) |
1da177e4 LT |
38 | { |
39 | dec_machine_halt(); | |
40 | } |