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hw/sd/pxa2xx_mmci: Add reset function

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

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Message-id: 1455646193-13238-11-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2016-02-18 14:16:19 +00:00
parent 19d25e0a6d
commit 6002915e0c
1 changed files with 30 additions and 0 deletions
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30
hw/sd/pxa2xx_mmci.c
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@ -511,6 +511,35 @@ void pxa2xx_mmci_handlers(PXA2xxMMCIState *s, qemu_irq readonly,
pxa2xx_mmci_set_readonly(dev, sdbus_get_readonly(&s->sdbus)); 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) static void pxa2xx_mmci_instance_init(Object *obj)
{ {
PXA2xxMMCIState *s = PXA2XX_MMCI(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); DeviceClass *dc = DEVICE_CLASS(klass);
dc->vmsd = &vmstate_pxa2xx_mmci; dc->vmsd = &vmstate_pxa2xx_mmci;
dc->reset = pxa2xx_mmci_reset;
} }
static void pxa2xx_mmci_bus_class_init(ObjectClass *klass, void *data) static void pxa2xx_mmci_bus_class_init(ObjectClass *klass, void *data)