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ps2 init complete, can receive keyboard presses

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slinky55
2026-06-13 19:53:57 -04:00
parent 3ecbcdf369
commit 2ab98fe582
11 changed files with 240 additions and 21 deletions
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29
kernel/interrupts.c
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@@ -3,6 +3,10 @@
extern void send_eoi_master(void);
extern void send_eoi_slave(void);
extern uint8_t read_isr_master(void);
extern uint8_t read_isr_slave(void);
extern uint8_t ps2_read_data();
struct registers {
uint32_t edi, esi, ebp, esp_dummy, ebx, edx, ecx, eax;
@@ -17,29 +21,42 @@ const char* err_messages[32] = {
[0] = "Divide by 0",
[1] = "",
[8] = "",
[13] = "General Protection Fault",
[13] = "General Protection Fault",a->i
[14] = "Page Fault",
};
void common_interrupt_handler(struct registers *regs) {
switch (regs->int_no) {
void common_interrupt_handler(struct registers *args) {
switch (args->int_no) {
case 0:
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
case 15:
case 16:
kprint("CPU Error: ");
kprint(err_messages[regs->int_no]);
kprint(err_messages[args->int_no]);
kprint("\n");
break;
case 32:
// wake the PIT timer driver
send_eoi_master();
break;
case 33:
kprint("keypress detected\n");
case 33: {
uint8_t data = ps2_read_data();
send_eoi_master();
break;
}
default:
kprint("Received unhandled interrupt\n");
return;