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Add simple stack trace to exception handler

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Justin C. Miller
2018-05-05 17:12:02 -07:00
parent 569bc243f1
commit 34156c55ae
5 changed files with 39 additions and 3 deletions
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11
src/kernel/interrupts.cpp
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@@ -208,6 +208,8 @@ struct registers
#define print_reg(name, value) cons->printf(" %s: %lx\n", name, (value));
extern "C" uint64_t get_frame(int frame);
void
isr_handler(registers regs)
{
@@ -277,6 +279,15 @@ isr_handler(registers regs)
print_reg(" ef", regs.eflags);
print_reg("esp", regs.user_esp);
print_reg(" ss", regs.ss);
cons->puts("\n");
int frame = 0;
uint64_t bp = get_frame(0);
while (bp) {
cons->printf(" frame %2d: %lx\n", frame, bp);
bp = get_frame(++frame);
}
while(1) asm("hlt");
}