From 1ee734761a3eecbdaf9631a653dee668d2de26ef Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Tue, 5 Oct 2021 21:00:02 +0200
Subject: isr: simplify the exception handler
---
src/kernel/arch/i386/interrupts/isr.c | 22 +++-------------------
1 file changed, 3 insertions(+), 19 deletions(-)
(limited to 'src')
diff --git a/src/kernel/arch/i386/interrupts/isr.c b/src/kernel/arch/i386/interrupts/isr.c
index 6701d58..9d8bb6c 100644
--- a/src/kernel/arch/i386/interrupts/isr.c
+++ b/src/kernel/arch/i386/interrupts/isr.c
@@ -7,34 +7,18 @@
bool isr_test_interrupt_called = false;
-/** Kills the process that caused the exception */
-_Noreturn static void exception_finish(void) {
- // TODO check if the exception was in the kernel
- process_kill(process_current, 0); // TODO make the return code mean something
- process_switch_any();
-}
-
void isr_stage3(int interrupt) {
switch (interrupt) {
case 0x08: // double fault
tty_const("#DF");
panic_invalid_state();
- case 0x0D: // general protection fault
- exception_finish();
- case 0x0E: { // page fault
- /*int cr2;
- tty_const("#PF at ");
- asm ("mov %%cr2, %0;" : "=r"(cr2) ::);
- _tty_var(cr2);*/
- exception_finish();
- }
-
case 0x34:
isr_test_interrupt_called = true;
return;
default:
- tty_const("unknown interrupt");
- panic_unimplemented();
+ // TODO check if the exception was in the kernel
+ process_kill(process_current, interrupt);
+ process_switch_any();
}
}
--
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