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Save/restore for stellaris boards.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4824 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2008-07-02 16:48:32 +00:00
parent ab19b0ecfd
commit 23e3929403
12 changed files with 761 additions and 14 deletions
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51
hw/pl022.c
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@ -244,6 +244,55 @@ static CPUWriteMemoryFunc *pl022_writefn[] = {
pl022_write
};
static void pl022_save(QEMUFile *f, void *opaque)
{
pl022_state *s = (pl022_state *)opaque;
int i;
qemu_put_be32(f, s->cr0);
qemu_put_be32(f, s->cr1);
qemu_put_be32(f, s->bitmask);
qemu_put_be32(f, s->sr);
qemu_put_be32(f, s->cpsr);
qemu_put_be32(f, s->is);
qemu_put_be32(f, s->im);
qemu_put_be32(f, s->tx_fifo_head);
qemu_put_be32(f, s->rx_fifo_head);
qemu_put_be32(f, s->tx_fifo_len);
qemu_put_be32(f, s->rx_fifo_len);
for (i = 0; i < 8; i++) {
qemu_put_be16(f, s->tx_fifo[i]);
qemu_put_be16(f, s->rx_fifo[i]);
}
}
static int pl022_load(QEMUFile *f, void *opaque, int version_id)
{
pl022_state *s = (pl022_state *)opaque;
int i;
if (version_id != 1)
return -EINVAL;
s->cr0 = qemu_get_be32(f);
s->cr1 = qemu_get_be32(f);
s->bitmask = qemu_get_be32(f);
s->sr = qemu_get_be32(f);
s->cpsr = qemu_get_be32(f);
s->is = qemu_get_be32(f);
s->im = qemu_get_be32(f);
s->tx_fifo_head = qemu_get_be32(f);
s->rx_fifo_head = qemu_get_be32(f);
s->tx_fifo_len = qemu_get_be32(f);
s->rx_fifo_len = qemu_get_be32(f);
for (i = 0; i < 8; i++) {
s->tx_fifo[i] = qemu_get_be16(f);
s->rx_fifo[i] = qemu_get_be16(f);
}
return 0;
}
void pl022_init(uint32_t base, qemu_irq irq, int (*xfer_cb)(void *, int),
void * opaque)
{
@ -259,7 +308,7 @@ void pl022_init(uint32_t base, qemu_irq irq, int (*xfer_cb)(void *, int),
s->xfer_cb = xfer_cb;
s->opaque = opaque;
pl022_reset(s);
/* ??? Save/restore. */
register_savevm("pl022_ssp", -1, 1, pl022_save, pl022_load, s);
}