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sdhci: Implement DeviceClass reset

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The sdhci device was missing a DeviceClass reset method;
implement it. Poweron reset looks the same as reset commanded
by the guest via the device registers, apart from modelling of
the rpi 'pending insert interrupt on powerup' quirk.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Andrew Baumann <Andrew.Baumann@microsoft.com>
Message-id: 1456493044-10025-3-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2016-03-04 11:30:17 +00:00
parent 0719e71e52
commit 8b41c30525
1 changed files with 17 additions and 4 deletions
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21
hw/sd/sdhci.c
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@ -207,6 +207,21 @@ static void sdhci_reset(SDHCIState *s)
s->pending_insert_state = false;
}
static void sdhci_poweron_reset(DeviceState *dev)
{
/* QOM (ie power-on) reset. This is identical to reset
* commanded via device register apart from handling of the
* 'pending insert on powerup' quirk.
*/
SDHCIState *s = (SDHCIState *)dev;
sdhci_reset(s);
if (s->pending_insert_quirk) {
s->pending_insert_state = true;
}
}
static void sdhci_data_transfer(void *opaque);
static void sdhci_send_command(SDHCIState *s)
@ -1290,6 +1305,7 @@ static void sdhci_pci_class_init(ObjectClass *klass, void *data)
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
dc->vmsd = &sdhci_vmstate;
dc->props = sdhci_pci_properties;
dc->reset = sdhci_poweron_reset;
}
static const TypeInfo sdhci_pci_info = {
@ -1332,10 +1348,6 @@ static void sdhci_sysbus_realize(DeviceState *dev, Error ** errp)
memory_region_init_io(&s->iomem, OBJECT(s), &sdhci_mmio_ops, s, "sdhci",
SDHC_REGISTERS_MAP_SIZE);
sysbus_init_mmio(sbd, &s->iomem);
if (s->pending_insert_quirk) {
s->pending_insert_state = true;
}
}
static void sdhci_sysbus_class_init(ObjectClass *klass, void *data)
@ -1345,6 +1357,7 @@ static void sdhci_sysbus_class_init(ObjectClass *klass, void *data)
dc->vmsd = &sdhci_vmstate;
dc->props = sdhci_sysbus_properties;
dc->realize = sdhci_sysbus_realize;
dc->reset = sdhci_poweron_reset;
}
static const TypeInfo sdhci_sysbus_info = {