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-rw-r--r--hw/char/pl011.c9
-rw-r--r--hw/core/machine.c1
-rw-r--r--include/hw/char/pl011.h1
3 files changed, 11 insertions, 0 deletions
diff --git a/hw/char/pl011.c b/hw/char/pl011.c
index c5621a1..dc85527 100644
--- a/hw/char/pl011.c
+++ b/hw/char/pl011.c
@@ -322,10 +322,18 @@ static const MemoryRegionOps pl011_ops = {
.endianness = DEVICE_NATIVE_ENDIAN,
};
+static bool pl011_clock_needed(void *opaque)
+{
+ PL011State *s = PL011(opaque);
+
+ return s->migrate_clk;
+}
+
static const VMStateDescription vmstate_pl011_clock = {
.name = "pl011/clock",
.version_id = 1,
.minimum_version_id = 1,
+ .needed = pl011_clock_needed,
.fields = (VMStateField[]) {
VMSTATE_CLOCK(clk, PL011State),
VMSTATE_END_OF_LIST()
@@ -363,6 +371,7 @@ static const VMStateDescription vmstate_pl011 = {
static Property pl011_properties[] = {
DEFINE_PROP_CHR("chardev", PL011State, chr),
+ DEFINE_PROP_BOOL("migrate-clk", PL011State, migrate_clk, true),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 257a664..9935c6d 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -52,6 +52,7 @@ GlobalProperty hw_compat_5_1[] = {
{ "virtio-scsi-device", "num_queues", "1"},
{ "nvme", "use-intel-id", "on"},
{ "pvpanic", "events", "1"}, /* PVPANIC_PANICKED */
+ { "pl011", "migrate-clk", "off" },
};
const size_t hw_compat_5_1_len = G_N_ELEMENTS(hw_compat_5_1);
diff --git a/include/hw/char/pl011.h b/include/hw/char/pl011.h
index 33e5e53..dc2c90e 100644
--- a/include/hw/char/pl011.h
+++ b/include/hw/char/pl011.h
@@ -50,6 +50,7 @@ struct PL011State {
CharBackend chr;
qemu_irq irq[6];
Clock *clk;
+ bool migrate_clk;
const unsigned char *id;
};