ableos/sysdata/programs/ps2_keyboard_driver/src/main.hb

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stn := @use("../../../libraries/stn/src/lib.hb");
.{memory, log, buffer} := stn
intouch := @use("../../../libraries/intouch/src/lib.hb");
.{KeyEvent} := intouch
send_byte := fn(byte: u8): u8 {
memory.outb(96, byte)
return memory.inb(96)
}
main := fn(): int {
buf := buffer.create("PS/2 Keyboard\0")
_ = send_byte(238)
log.info("PS/2 Driver Loaded\0")
if send_byte(238) == 238 {
log.info("PS/2 Keyboard Echoed\0")
}
if send_byte(244) == 250 {
log.info("Enabled scanning\0")
}
prev_input := 250
loop {
loop if (memory.inb(0x64) & 0x20) == 0x20 break
input := memory.inb(96)
if input == prev_input {
continue
}
prev_input = input
kevent := KeyEvent.(false, true, input)
buffer.write(KeyEvent, buf, &kevent)
}
return 0
}