diff options
Diffstat (limited to 'sys/arm/s3c2xx0')
-rw-r--r-- | sys/arm/s3c2xx0/uart_dev_s3c2410.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/sys/arm/s3c2xx0/uart_dev_s3c2410.c b/sys/arm/s3c2xx0/uart_dev_s3c2410.c index 0f9f798..aadd835 100644 --- a/sys/arm/s3c2xx0/uart_dev_s3c2410.c +++ b/sys/arm/s3c2xx0/uart_dev_s3c2410.c @@ -203,7 +203,6 @@ s3c2410_getc(struct uart_bas *bas, struct mtx *mtx) return sscom_getc(bas->bst, bas->bsh); } - static int s3c2410_bus_probe(struct uart_softc *sc); static int s3c2410_bus_attach(struct uart_softc *sc); static int s3c2410_bus_flush(struct uart_softc *, int); @@ -214,6 +213,8 @@ static int s3c2410_bus_param(struct uart_softc *, int, int, int, int); static int s3c2410_bus_receive(struct uart_softc *); static int s3c2410_bus_setsig(struct uart_softc *, int); static int s3c2410_bus_transmit(struct uart_softc *); +static void s3c2410_bus_grab(struct uart_softc *); +static void s3c2410_bus_ungrab(struct uart_softc *); static kobj_method_t s3c2410_methods[] = { KOBJMETHOD(uart_probe, s3c2410_bus_probe), @@ -226,6 +227,8 @@ static kobj_method_t s3c2410_methods[] = { KOBJMETHOD(uart_receive, s3c2410_bus_receive), KOBJMETHOD(uart_setsig, s3c2410_bus_setsig), KOBJMETHOD(uart_transmit, s3c2410_bus_transmit), + KOBJMETHOD(uart_grab, s3c2410_bus_grab), + KOBJMETHOD(uart_ungrab, s3c2410_bus_ungrab), {0, 0 } }; @@ -373,6 +376,25 @@ s3c2410_bus_ioctl(struct uart_softc *sc, int request, intptr_t data) return (EINVAL); } + +static void +s3c2410_bus_grab(struct uart_softc *sc) +{ + uintptr_t irq; + + irq = rman_get_start(sc->sc_ires); + arm_mask_irq(get_sub_irq(irq, RX_OFF)); +} + +static void +s3c2410_bus_ungrab(struct uart_softc *sc) +{ + uintptr_t irq; + + irq = rman_get_start(sc->sc_ires); + arm_unmask_irq(get_sub_irq(irq, RX_OFF)); +} + struct uart_class uart_s3c2410_class = { "s3c2410 class", s3c2410_methods, |