Commit 6002915e authored by Peter Maydell's avatar Peter Maydell
Browse files

hw/sd/pxa2xx_mmci: Add reset function 



Add a reset function to the pxa2xx_mmci device; previously it had
no handling for system reset at all.

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: default avatarPeter Crosthwaite <crosthwaite.peter@gmail.com>
Message-id: 1455646193-13238-11-git-send-email-peter.maydell@linaro.org
parent 19d25e0a

hw/sd/pxa2xx_mmci.c

+30 −0
Original line number Diff line number Diff line
@@ -511,6 +511,35 @@ void pxa2xx_mmci_handlers(PXA2xxMMCIState *s, qemu_irq readonly, 
    pxa2xx_mmci_set_readonly(dev, sdbus_get_readonly(&s->sdbus));

}



static void pxa2xx_mmci_reset(DeviceState *d)

{

    PXA2xxMMCIState *s = PXA2XX_MMCI(d);



    s->status = 0;

    s->clkrt = 0;

    s->spi = 0;

    s->cmdat = 0;

    s->resp_tout = 0;

    s->read_tout = 0;

    s->blklen = 0;

    s->numblk = 0;

    s->intmask = 0;

    s->intreq = 0;

    s->cmd = 0;

    s->arg = 0;

    s->active = 0;

    s->bytesleft = 0;

    s->tx_start = 0;

    s->tx_len = 0;

    s->rx_start = 0;

    s->rx_len = 0;

    s->resp_len = 0;

    s->cmdreq = 0;

    memset(s->tx_fifo, 0, sizeof(s->tx_fifo));

    memset(s->rx_fifo, 0, sizeof(s->rx_fifo));

    memset(s->resp_fifo, 0, sizeof(s->resp_fifo));

}



static void pxa2xx_mmci_instance_init(Object *obj)

{

    PXA2xxMMCIState *s = PXA2XX_MMCI(obj);
@@ -533,6 +562,7 @@ static void pxa2xx_mmci_class_init(ObjectClass *klass, void *data) 
    DeviceClass *dc = DEVICE_CLASS(klass);



    dc->vmsd = &vmstate_pxa2xx_mmci;

    dc->reset = pxa2xx_mmci_reset;

}



static void pxa2xx_mmci_bus_class_init(ObjectClass *klass, void *data)