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Deal all shutdown cases with multiboot as either reset or poweroff depending on their type (contributed by Feiran 'Fam' Zheng)

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This commit is contained in:
Erik van der Kouwe 2010-08-02 14:41:45 +00:00
parent ebec792700
commit 25397ef756
1 changed files with 12 additions and 4 deletions
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16
kernel/arch/i386/arch_system.c
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@ -68,6 +68,7 @@ PUBLIC int cpu_has_tsc;
PUBLIC __dead void arch_shutdown(const int how)
{
static char mybuffer[sizeof(params_buffer)];
vm_stop();
/* Mask all interrupts, including the clock. */
@ -97,7 +98,6 @@ PUBLIC __dead void arch_shutdown(const int how)
arch_set_params("", 1);
if(minix_panicing) {
int source, dest;
static char mybuffer[sizeof(params_buffer)];
const char *lead = "echo \\n*** kernel messages:\\n";
const int leadlen = strlen(lead);
strcpy(mybuffer, lead);
@ -127,10 +127,18 @@ PUBLIC __dead void arch_shutdown(const int how)
arch_set_params(mybuffer, strlen(mybuffer)+1);
}
if(mon_return)
if (mon_return)
arch_monitor();
else
arch_bios_poweroff();
else {
mybuffer[0] = '\0';
arch_get_params(mybuffer,sizeof(mybuffer));
if (strstr(mybuffer, "boot") ||
strstr(mybuffer, "menu") ||
strstr(mybuffer, "reset"))
reset();
else
arch_bios_poweroff();
}
} else {
/* Reset the system by forcing a processor shutdown. First stop
* the BIOS memory test by setting a soft reset flag.