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Ring 3 multitasking

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boreddevnl
2026-02-25 19:09:32 +01:00
parent cc950974e8
commit ca997072ce
49 changed files with 70045 additions and 41 deletions
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18
src/kernel/ps2.c
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@@ -8,10 +8,16 @@ extern void serial_print(const char *s);
extern void serial_print_hex(uint64_t n);
// --- Timer Handler ---
void timer_handler(void) {
uint64_t timer_handler(uint64_t rsp) {
wm_timer_tick();
network_process_frames();
extern uint64_t process_schedule(uint64_t current_rsp);
outb(0x20, 0x20); // EOI to Master PIC
rsp = process_schedule(rsp);
return rsp;
}
// --- Keyboard ---
@@ -35,13 +41,13 @@ static char scancode_map_shift[128] = {
0, ' ', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
void keyboard_handler(void) {
uint64_t keyboard_handler(uint64_t rsp) {
uint8_t scancode = inb(0x60);
if (scancode == 0xE0) {
extended_scancode = true;
outb(0x20, 0x20);
return;
return rsp;
}
if (scancode == 0x2A || scancode == 0x36) { // Shift Down
@@ -71,6 +77,7 @@ void keyboard_handler(void) {
}
outb(0x20, 0x20); // EOI
return rsp;
}
// --- Mouse ---
@@ -128,12 +135,12 @@ void mouse_init(void) {
mouse_read();
}
void mouse_handler(void) {
uint64_t mouse_handler(uint64_t rsp) {
uint8_t status = inb(0x64);
if (!(status & 0x20)) {
outb(0x20, 0x20);
outb(0xA0, 0x20);
return;
return rsp; // Return rsp here as well
}
uint8_t b = inb(0x60);
@@ -162,6 +169,7 @@ void mouse_handler(void) {
outb(0x20, 0x20);
outb(0xA0, 0x20); // Slave EOI
return rsp;
}
void ps2_init(void) {