diff options
Diffstat (limited to 'arch/x86/cpu')
| -rw-r--r-- | arch/x86/cpu/cpu.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index c9614f122f..02e66d80db 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -380,21 +380,17 @@ void flush_cache(unsigned long dummy1, unsigned long dummy2) asm("wbinvd\n"); } -void __attribute__ ((regparm(0))) generate_gpf(void); - -/* segment 0x70 is an arbitrary segment which does not exist */ -asm(".globl generate_gpf\n" - ".hidden generate_gpf\n" - ".type generate_gpf, @function\n" - "generate_gpf:\n" - "ljmp $0x70, $0x47114711\n"); - __weak void reset_cpu(ulong addr) { - printf("Resetting using x86 Triple Fault\n"); - set_vector(13, generate_gpf); /* general protection fault handler */ - set_vector(8, generate_gpf); /* double fault handler */ - generate_gpf(); /* start the show */ + /* Do a hard reset through the chipset's reset control register */ + outb(SYS_RST | RST_CPU, PORT_RESET); + for (;;) + cpu_hlt(); +} + +void x86_full_reset(void) +{ + outb(FULL_RST | SYS_RST | RST_CPU, PORT_RESET); } int dcache_status(void) |