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| author | Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> | 2016-09-15 12:01:33 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-09-15 15:10:06 +0200 |
| commit | 39c88f56977f9ad2451444d70dd21d8189d74f99 (patch) | |
| tree | c9204cd6f91b7326985d52be72d95539ffc61c6a /hw/audio/pcspk.c | |
| parent | 46f5feaa0ac24c0dbe6e0d04d0b11ee1df7c3bfd (diff) | |
| download | qemu-39c88f56977f9ad2451444d70dd21d8189d74f99.zip qemu-39c88f56977f9ad2451444d70dd21d8189d74f99.tar.gz qemu-39c88f56977f9ad2451444d70dd21d8189d74f99.tar.bz2 | |
pcspk: adding vmstate for save/restore
VMState added by this patch preserves correct
loading of the PC speaker device state.
Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-Id: <20160915090133.6440.65457.stgit@PASHA-ISP>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/audio/pcspk.c')
| -rw-r--r-- | hw/audio/pcspk.c | 17 |
1 files 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; |