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now, the page fault handler prints the rflags

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This commit is contained in:
Stefan Lankes 2015-07-13 10:31:27 +02:00
parent acb934437c
commit 0644053a6f
1 changed files with 8 additions and 3 deletions
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11
hermit/arch/x86/mm/page.c
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@ -39,6 +39,7 @@
#include <hermit/errno.h>
#include <hermit/string.h>
#include <hermit/spinlock.h>
#include <hermit/tasks.h>
#include <asm/irq.h>
#include <asm/page.h>
@ -302,15 +303,19 @@ void page_fault_handler(struct state *s)
}
default_handler:
kprintf("Page Fault Exception (%d) at cs:ip = %#x:%#lx, task = %u, addr = %#lx, error = %#x [ %s %s %s %s %s ]\n",
s->int_no, s->cs, s->rip, task->id, viraddr, s->error,
kprintf("Page Fault Exception (%d) at cs:ip = %#x:%#lx, rflags 0x%lx, task = %u, addr = %#lx, error = %#x [ %s %s %s %s %s ]\n",
s->int_no, s->cs, s->rip, s->rflags, task->id, viraddr, s->error,
(s->error & 0x4) ? "user" : "supervisor",
(s->error & 0x10) ? "instruction" : "data",
(s->error & 0x2) ? "write" : ((s->error & 0x10) ? "fetch" : "read"),
(s->error & 0x1) ? "protection" : "not present",
(s->error & 0x8) ? "reserved bit" : "\b");
if (task->heap)
kprintf("Heap 0x%llx - 0x%llx\n", task->heap->start, task->heap->end);
while(1) HALT;
apic_eoi(s->int_no);
irq_enable();
abort();
}
int page_init(void)