diff options
Diffstat (limited to 'arch/mips/dec/reset.c')
-rw-r--r-- | arch/mips/dec/reset.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/dec/reset.c b/arch/mips/dec/reset.c new file mode 100644 index 000000000..c15a87904 --- /dev/null +++ b/arch/mips/dec/reset.c @@ -0,0 +1,40 @@ +/* + * 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(); +} |