diff options
-rw-r--r-- | sys/dev/kbdmux/kbdmux.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sys/dev/kbdmux/kbdmux.c b/sys/dev/kbdmux/kbdmux.c index f5dca8d..7fb6708 100644 --- a/sys/dev/kbdmux/kbdmux.c +++ b/sys/dev/kbdmux/kbdmux.c @@ -657,6 +657,27 @@ next_code: /* see if there is something in the keyboard queue */ scancode = getc(&state->ks_inq); if (scancode == -1) { + if (state->ks_flags & POLLING) { + kbdmux_kbd_t *k; + + SLIST_FOREACH(k, &state->ks_kbds, next) { + while (KBDMUX_CHECK_CHAR(k->kbd)) { + scancode = KBDMUX_READ_CHAR(k->kbd, 0); + if (scancode == NOKEY) + break; + if (scancode == ERRKEY) + continue; + if (!KBD_IS_BUSY(k->kbd)) + continue; + + putc(scancode, &state->ks_inq); + } + } + + if (state->ks_inq.c_cc > 0) + goto next_code; + } + KBDMUX_UNLOCK(state); return (NOKEY); } |