diff options
| author | Artur Grabowski <art@cvs.openbsd.org> | 2001-09-27 22:29:52 +0000 |
|---|---|---|
| committer | Artur Grabowski <art@cvs.openbsd.org> | 2001-09-27 22:29:52 +0000 |
| commit | de37ffc99cdd8afe31c510bd9de4a297e4ab3e93 (patch) | |
| tree | 5dbecf01c50c28965ed3468675437eb6be18c25e /sys/dev | |
| parent | 5cf1cd61e2ec1b6b3c2b649d39a70dd07db8a300 (diff) | |
Simplify comstart a bit.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/ic/com.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sys/dev/ic/com.c b/sys/dev/ic/com.c index a857e1d00ed..d0c80d499c5 100644 --- a/sys/dev/ic/com.c +++ b/sys/dev/ic/com.c @@ -1,4 +1,4 @@ -/* $OpenBSD: com.c,v 1.65 2001/09/27 21:35:46 millert Exp $ */ +/* $OpenBSD: com.c,v 1.66 2001/09/27 22:29:51 art Exp $ */ /* $NetBSD: com.c,v 1.82.4.1 1996/06/02 09:08:00 mrg Exp $ */ /* @@ -1451,21 +1451,24 @@ comstart(tp) } SET(tp->t_state, TS_BUSY); + /* Enable transmit completion interrupts. */ if (!ISSET(sc->sc_ier, IER_ETXRDY)) { SET(sc->sc_ier, IER_ETXRDY); bus_space_write_1(iot, ioh, com_ier, sc->sc_ier); } + if (ISSET(sc->sc_hwflags, COM_HW_FIFO)) { #ifdef COM_HAYESP u_char buffer[1024]; /* XXX: largest fifo */ #else u_char buffer[64]; /* XXX: largest fifo */ #endif - u_char *cp = buffer; - int n = q_to_b(&tp->t_outq, cp, sc->sc_fifolen); - do { - bus_space_write_1(iot, ioh, com_data, *cp++); - } while (--n); + int n = q_to_b(&tp->t_outq, buffer, sc->sc_fifolen); + int i; + + for (i = 0; i < n; i++) { + bus_space_write_1(iot, ioh, com_data, buffer[i]); + } } else bus_space_write_1(iot, ioh, com_data, getc(&tp->t_outq)); out: |