[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 09/10] pcspk: adding vmstate for save/restore
From: |
Pavel Dovgalyuk |
Subject: |
[Qemu-devel] [PATCH v2 09/10] pcspk: adding vmstate for save/restore |
Date: |
Thu, 15 Sep 2016 12:01:33 +0300 |
User-agent: |
StGit/0.16 |
VMState added by this patch preserves correct
loading of the PC speaker device state.
Signed-off-by: Pavel Dovgalyuk <address@hidden>
---
hw/audio/pcspk.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/hw/audio/pcspk.c b/hw/audio/pcspk.c
index 42a6f48..984534b 100644
--- a/hw/audio/pcspk.c
+++ b/hw/audio/pcspk.c
@@ -52,8 +52,8 @@ typedef struct {
unsigned int pit_count;
unsigned int samples;
unsigned int play_pos;
- int data_on;
- int dummy_refresh_clock;
+ uint8_t data_on;
+ uint8_t dummy_refresh_clock;
} PCSpkState;
static const char *s_spk = "pcspk";
@@ -187,6 +187,18 @@ static void pcspk_realizefn(DeviceState *dev, Error **errp)
pcspk_state = s;
}
+static const VMStateDescription vmstate_spk = {
+ .name = "pcspk",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT8(data_on, PCSpkState),
+ VMSTATE_UINT8(dummy_refresh_clock, PCSpkState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static Property pcspk_properties[] = {
DEFINE_PROP_UINT32("iobase", PCSpkState, iobase, -1),
DEFINE_PROP_END_OF_LIST(),
@@ -198,6 +210,7 @@ static void pcspk_class_initfn(ObjectClass *klass, void
*data)
dc->realize = pcspk_realizefn;
set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
+ dc->vmsd = &vmstate_spk;
dc->props = pcspk_properties;
/* Reason: realize sets global pcspk_state */
dc->cannot_instantiate_with_device_add_yet = true;