kill the process that caused an exception instead of panicking

1 files changed, 19 insertions, 8 deletions

diff --git a/src/kernel/arch/i386/interrupts/isr.c b/src/kernel/arch/i386/interrupts/isr.c
index dacecba..6701d58 100644
--- a/src/kernel/arch/i386/interrupts/isr.c
+++ b/src/kernel/arch/i386/interrupts/isr.c
@@ -1,29 +1,40 @@
 #include <kernel/arch/i386/interrupts/isr.h>
 #include <kernel/arch/io.h>
 #include <kernel/panic.h>
+#include <kernel/proc.h>
 #include <stdbool.h>
 #include <stdint.h>
 
-#define log_n_panic(x) {tty_const(x); panic_unimplemented();} // TODO kill the current process instead of panicking
-
 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: log_n_panic("#DF"); // double fault
-		case 0x0D: log_n_panic("#GP"); // general protection fault
+		case 0x08: // double fault
+			tty_const("#DF");
+			panic_invalid_state();
+		case 0x0D: // general protection fault
+			exception_finish();
 		case 0x0E: { // page fault
-			int cr2;
+			/*int cr2;
 			tty_const("#PF at ");
 			asm ("mov %%cr2, %0;" : "=r"(cr2) ::);
-			_tty_var(cr2);
-			panic_unimplemented();
+			_tty_var(cr2);*/
+			exception_finish();
 		}
 
 		case 0x34:
 			isr_test_interrupt_called = true;
 			return;
 
-		default:   log_n_panic("unknown interrupt");
+		default:
+			tty_const("unknown interrupt");
+			panic_unimplemented();
 	}
 }