diff options
| -rw-r--r-- | kc/core/cpu.h | 2 | ||||
| -rw-r--r-- | kc/core/cpu/cpu.c | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/kc/core/cpu.h b/kc/core/cpu.h index a8da9bf..6986422 100644 --- a/kc/core/cpu.h +++ b/kc/core/cpu.h @@ -9,7 +9,7 @@ void cpu_init(void); noreturn void cpu_task_begin(void); void cpu_task_set(struct kc_thread *task); -void isr_install(int vec, void (*isr)(void), int ist, int trap); +void isr_install(int vec, void (*isr)(void), int trap, unsigned ist); void ist_install(int ist, void *stack); void int_enable(void); diff --git a/kc/core/cpu/cpu.c b/kc/core/cpu/cpu.c index 27ee827..6e8e8b6 100644 --- a/kc/core/cpu/cpu.c +++ b/kc/core/cpu/cpu.c @@ -261,7 +261,7 @@ void exceptions_init(void) isr_install(PAGE_FAULT_VECTOR, &page_fault_isr, 0, 0); } -void isr_install(int vec, void (*isr)(void), int trap, int ist) +void isr_install(int vec, void (*isr)(void), int trap, unsigned ist) { enum gate_descriptor_type type = INT64_GATE; @@ -272,11 +272,11 @@ void isr_install(int vec, void (*isr)(void), int trap, int ist) set_idt(vec, CODE_SUPER_SEG_INDEX << 3, (uintptr_t)isr, type); // an IST greater than 7 is invalid - if (ist && ist < 7) + if (ist && ist <= 7) { set_ist(vec, ist); } - else + else if (ist && ist > 7) { panic(GENERAL_PANIC); } |