diff options
Diffstat (limited to 'src/syscall.asm')
| -rw-r--r-- | src/syscall.asm | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/syscall.asm b/src/syscall.asm index 870a2ff..cb2c996 100644 --- a/src/syscall.asm +++ b/src/syscall.asm @@ -122,17 +122,21 @@ KGetc:: jp sys_getb ; B=fd -> A=byte, CF=EOF .console .poll + call pad_poll ; poll joypad; drive the on-screen keyboard + call osk_handle ; CF set + A = byte if a key was typed + jr c, .done ld a, $80 ld [rSC], a ld a, [rSC] bit 7, a - jr z, .got + jr nz, .yield + ld a, [rSB] ; A = serial byte +.done + and a ; CF = 0 (not EOF) + ret +.yield call SchedYield jr .poll -.got - ld a, [rSB] - and a ; CF = 0 - ret ; ----------------------------------------------------------------------------- ; KPutc(E = byte) - write to this process's stdout (console/file). |