diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2005-05-25 07:43:47 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2005-05-25 07:43:47 +0000 |
| commit | 7cefd14e67d98e1f8013c82663d28dbd33e9ce7e (patch) | |
| tree | 9c0429f5216735a140546a7cd6b6d5b64783254b /sys/arch | |
| parent | 195394ca0fd77eaf853201a38a23a40bfb1d4e91 (diff) | |
Schedule a soft interrupt, not a timeout, in the hard rx interrupt handler.
Diffstat (limited to 'sys/arch')
| -rw-r--r-- | sys/arch/arm/footbridge/footbridge_com.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/sys/arch/arm/footbridge/footbridge_com.c b/sys/arch/arm/footbridge/footbridge_com.c index f55c0020535..f799b6bb676 100644 --- a/sys/arch/arm/footbridge/footbridge_com.c +++ b/sys/arch/arm/footbridge/footbridge_com.c @@ -1,4 +1,4 @@ -/* $OpenBSD: footbridge_com.c,v 1.4 2004/08/17 19:40:45 drahn Exp $ */ +/* $OpenBSD: footbridge_com.c,v 1.5 2005/05/25 07:43:46 miod Exp $ */ /* $NetBSD: footbridge_com.c,v 1.13 2003/03/23 14:12:25 chris Exp $ */ /*- @@ -78,7 +78,7 @@ struct fcom_softc { bus_space_tag_t sc_iot; bus_space_handle_t sc_ioh; void *sc_ih; - struct timeout sc_softintr_ch; + void *sc_si; int sc_rx_irq; int sc_tx_irq; int sc_hwflags; @@ -103,12 +103,7 @@ static void fcom_softintr (void *); static int fcom_rxintr (void *); /*static int fcom_txintr (void *);*/ -/*struct consdev;*/ -/*void fcomcnprobe (struct consdev *); -void fcomcninit (struct consdev *);*/ -int fcomcngetc (dev_t); -void fcomcnputc (dev_t, int); -void fcomcnpollc (dev_t, int); +cons_decl(fcom); struct cfattach fcom_ca = { sizeof (struct fcom_softc), fcom_probe, fcom_attach @@ -197,7 +192,9 @@ fcom_attach(parent, self, aux) /* Set up the softc */ sc->sc_iot = fba->fba_fca.fca_iot; sc->sc_ioh = fba->fba_fca.fca_ioh; - timeout_set(&sc->sc_softintr_ch, fcom_softintr, sc); + sc->sc_si = softintr_establish(IPL_TTY, fcom_softintr, sc); + if (sc->sc_si == NULL) + panic(": can't establish soft interrupt"); sc->sc_rx_irq = fba->fba_fca.fca_rx_irq; sc->sc_tx_irq = fba->fba_fca.fca_tx_irq; sc->sc_hwflags = 0; @@ -568,8 +565,6 @@ fcomparam(tp, t) return (0); } -static int softint_scheduled = 0; - static void fcom_softintr(arg) void *arg; @@ -591,7 +586,6 @@ fcom_softintr(arg) for (loop = 0; loop < len; ++loop) (*linesw[tp->t_line].l_rint)(ptr[loop], tp); - softint_scheduled = 0; } #if 0 @@ -616,6 +610,7 @@ fcom_rxintr(arg) struct tty *tp = sc->sc_tty; int status; int byte; + int softint_scheduled = 0; do { status = bus_space_read_4(iot, ioh, UART_FLAGS); @@ -635,7 +630,7 @@ fcom_rxintr(arg) sc->sc_rxbuf[sc->sc_rxpos++] = byte; if (!softint_scheduled) { softint_scheduled = 1; - timeout_add(&sc->sc_softintr_ch, 1); + softintr_schedule(sc->sc_si); } } } while (1); |