diff options
Diffstat (limited to 'hw/pl022.c')
| -rw-r--r-- | hw/pl022.c | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/hw/pl022.c b/hw/pl022.c index 54a581b88..a9d20c517 100644 --- a/hw/pl022.c +++ b/hw/pl022.c @@ -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); } |