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authorPeter Maydell <peter.maydell@linaro.org>2016-02-18 14:16:19 +0000
committerPeter Maydell <peter.maydell@linaro.org>2016-02-18 14:50:50 +0000
commit6002915e0c3a6e30dfab18606f23f3149800be18 (patch)
tree029232f156290dc0511385ed4bcbf64cfe355246
parent19d25e0a6d2251e334528115855062738726fff5 (diff)
downloadqemu-arm-6002915e0c3a6e30dfab18606f23f3149800be18.tar.gz
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: 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
-rw-r--r--hw/sd/pxa2xx_mmci.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/hw/sd/pxa2xx_mmci.c b/hw/sd/pxa2xx_mmci.c
index bd7303c508..9c3679b5db 100644
--- a/hw/sd/pxa2xx_mmci.c
+++ b/hw/sd/pxa2xx_mmci.c
@@ -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)