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pl080: Implement save/restore 

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Peter Maydell 2010-12-23 17:19:57 +00:00 committed by Aurelien Jarno
parent 8c60d0652e
commit ff1758533c
1 changed files with 55 additions and 3 deletions
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58
hw/pl080.c
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@ -52,6 +52,43 @@ typedef struct {
qemu_irq irq;
} pl080_state;
static const VMStateDescription vmstate_pl080_channel = {
.name = "pl080_channel",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT32(src, pl080_channel),
VMSTATE_UINT32(dest, pl080_channel),
VMSTATE_UINT32(lli, pl080_channel),
VMSTATE_UINT32(ctrl, pl080_channel),
VMSTATE_UINT32(conf, pl080_channel),
VMSTATE_END_OF_LIST()
}
};
static const VMStateDescription vmstate_pl080 = {
.name = "pl080",
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT8(tc_int, pl080_state),
VMSTATE_UINT8(tc_mask, pl080_state),
VMSTATE_UINT8(err_int, pl080_state),
VMSTATE_UINT8(err_mask, pl080_state),
VMSTATE_UINT32(conf, pl080_state),
VMSTATE_UINT32(sync, pl080_state),
VMSTATE_UINT32(req_single, pl080_state),
VMSTATE_UINT32(req_burst, pl080_state),
VMSTATE_UINT8(tc_int, pl080_state),
VMSTATE_UINT8(tc_int, pl080_state),
VMSTATE_UINT8(tc_int, pl080_state),
VMSTATE_STRUCT_ARRAY(chan, pl080_state, PL080_MAX_CHANNELS,
1, vmstate_pl080_channel, pl080_channel),
VMSTATE_INT32(running, pl080_state),
VMSTATE_END_OF_LIST()
}
};
static const unsigned char pl080_id[] =
{ 0x80, 0x10, 0x04, 0x0a, 0x0d, 0xf0, 0x05, 0xb1 };
@ -330,7 +367,6 @@ static int pl08x_init(SysBusDevice *dev, int nchannels)
sysbus_init_mmio(dev, 0x1000, iomemtype);
sysbus_init_irq(dev, &s->irq);
s->nchannels = nchannels;
/* ??? Save/restore. */
return 0;
}
@ -344,12 +380,28 @@ static int pl081_init(SysBusDevice *dev)
return pl08x_init(dev, 2);
}
static SysBusDeviceInfo pl080_info = {
.init = pl080_init,
.qdev.name = "pl080",
.qdev.size = sizeof(pl080_state),
.qdev.vmsd = &vmstate_pl080,
.qdev.no_user = 1,
};
static SysBusDeviceInfo pl081_info = {
.init = pl081_init,
.qdev.name = "pl081",
.qdev.size = sizeof(pl080_state),
.qdev.vmsd = &vmstate_pl080,
.qdev.no_user = 1,
};
/* The PL080 and PL081 are the same except for the number of channels
they implement (8 and 2 respectively). */
static void pl080_register_devices(void)
{
sysbus_register_dev("pl080", sizeof(pl080_state), pl080_init);
sysbus_register_dev("pl081", sizeof(pl080_state), pl081_init);
sysbus_register_withprop(&pl080_info);
sysbus_register_withprop(&pl081_info);
}
device_init(pl080_register_devices)