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ps2kbd: actually enable data reporting

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Matheus
2024-07-10 20:55:46 -03:00
parent 0ff8a6c0fa
commit bb1fe2b4dc
1 changed files with 10 additions and 2 deletions
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kernel-src/arch/x86-64/ps2kbd.c
+10 -2
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@@ -116,12 +116,13 @@ static char extendedcodes[128] = {
};
#define KEYBOARDIRQ 1
#define KEYBOARD_CMD_REPORTDATA 0xf4
keyboard_t *kb;
static bool extended = false;
static void kbdisr(isr_t *isr, context_t *ctx) {
uint8_t scancode = inb(0x60);
uint8_t scancode = inb(PS2_PORT_DATA);
if (scancode == 0xE0) {
extended = true;
return;
@@ -151,9 +152,16 @@ static void kbdisr(isr_t *isr, context_t *ctx) {
keyboard_sendpacket(kb, &packet);
}
void ps2kbd_init(){
void ps2kbd_init() {
// clear PS/2 buffer to make sure its empty
inb(PS2_PORT_DATA);
int response = device_write_response(1, KEYBOARD_CMD_REPORTDATA);
if (response != ACK) {
printf("ps2keyboard: expected ACK, got %x\n", response);
return;
}
isr_t *isr = interrupt_allocate(kbdisr, arch_apic_eoi, IPL_KEYBOARD);
__assert(isr);
arch_ioapic_setirq(KEYBOARDIRQ, isr->id & 0xff, _cpu()->id, false);