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hw/intc/loongarch_pch: Add pre_save and post_load interfaces

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Add vmstate pre_save and post_load interfaces, which can be used
by pic kvm driver in future.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Song Gao <gaosong@loongson.cn>
This commit is contained in:
Bibo Mao 2024-09-18 11:50:49 +08:00
parent 8bf26a9ea3
commit 36d31cf812
2 changed files with 28 additions and 0 deletions
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26
hw/intc/loongarch_pic_common.c
View file

@ -10,6 +10,30 @@
#include "hw/qdev-properties.h"
#include "migration/vmstate.h"
static int loongarch_pic_pre_save(void *opaque)
{
LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque;
LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s);
if (lpcc->pre_save) {
return lpcc->pre_save(s);
}
return 0;
}
static int loongarch_pic_post_load(void *opaque, int version_id)
{
LoongArchPICCommonState *s = (LoongArchPICCommonState *)opaque;
LoongArchPICCommonClass *lpcc = LOONGARCH_PIC_COMMON_GET_CLASS(s);
if (lpcc->post_load) {
return lpcc->post_load(s, version_id);
}
return 0;
}
static void loongarch_pic_common_realize(DeviceState *dev, Error **errp)
{
LoongArchPICCommonState *s = LOONGARCH_PIC_COMMON(dev);
@ -29,6 +53,8 @@ static const VMStateDescription vmstate_loongarch_pic_common = {
.name = "loongarch_pch_pic",
.version_id = 1,
.minimum_version_id = 1,
.pre_save = loongarch_pic_pre_save,
.post_load = loongarch_pic_post_load,
.fields = (const VMStateField[]) {
VMSTATE_UINT64(int_mask, LoongArchPICCommonState),
VMSTATE_UINT64(htmsi_en, LoongArchPICCommonState),