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| 2 | |
| 3 | * Reset a DECstation machine.
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| 4 | *
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| 5 | * Copyright (C) 199x the Anonymous
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| 6 | * Copyright (C) 2001, 2002, 2003 Maciej W. Rozycki
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| 7 |
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| 8 | #include <linux/interrupt.h>
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| 9 | #include <linux/linkage.h>
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| 10 |
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| 11 | #include <asm/addrspace.h>
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| 12 |
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| 13 | #include <asm/dec/reset.h>
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| 14 |
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| 15 | typedef void __noreturn (* noret_func_t)(void);
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| 16 |
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| 17 | static inline void __noreturn back_to_prom(void)
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| 18 | {
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| 19 | noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000);
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| 20 |
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| 21 | func();
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| 22 | }
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| 23 |
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| 24 | void __noreturn dec_machine_restart(char *command)
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| 25 | {
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| 26 | back_to_prom();
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| 27 | }
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| 28 |
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| 29 | void __noreturn dec_machine_halt(void)
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| 30 | {
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| 31 | back_to_prom();
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| 32 | }
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| 33 |
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| 34 | void __noreturn dec_machine_power_off(void)
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| 35 | {
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| 36 |
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| 37 | back_to_prom();
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| 38 | }
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| 39 |
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| 40 | irqreturn_t dec_intr_halt(int irq, void *dev_id)
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| 41 | {
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| 42 | dec_machine_halt();
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| 43 | }
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