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Diffstat (limited to 'hw/intc/arm_gicv3_common.c')
-rw-r--r--hw/intc/arm_gicv3_common.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/hw/intc/arm_gicv3_common.c b/hw/intc/arm_gicv3_common.c
index 16b9b0f7eb..c6493d6c07 100644
--- a/hw/intc/arm_gicv3_common.c
+++ b/hw/intc/arm_gicv3_common.c
@@ -70,6 +70,38 @@ static const VMStateDescription vmstate_gicv3_cpu_virt = {
}
};
+static int icc_sre_el1_reg_pre_load(void *opaque)
+{
+ GICv3CPUState *cs = opaque;
+
+ /*
+ * If the sre_el1 subsection is not transferred this
+ * means SRE_EL1 is 0x7 (which might not be the same as
+ * our reset value).
+ */
+ cs->icc_sre_el1 = 0x7;
+ return 0;
+}
+
+static bool icc_sre_el1_reg_needed(void *opaque)
+{
+ GICv3CPUState *cs = opaque;
+
+ return cs->icc_sre_el1 != 7;
+}
+
+const VMStateDescription vmstate_gicv3_cpu_sre_el1 = {
+ .name = "arm_gicv3_cpu/sre_el1",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .pre_load = icc_sre_el1_reg_pre_load,
+ .needed = icc_sre_el1_reg_needed,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT64(icc_sre_el1, GICv3CPUState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static const VMStateDescription vmstate_gicv3_cpu = {
.name = "arm_gicv3_cpu",
.version_id = 1,
@@ -100,6 +132,10 @@ static const VMStateDescription vmstate_gicv3_cpu = {
.subsections = (const VMStateDescription * []) {
&vmstate_gicv3_cpu_virt,
NULL
+ },
+ .subsections = (const VMStateDescription * []) {
+ &vmstate_gicv3_cpu_sre_el1,
+ NULL
}
};
@@ -216,6 +252,8 @@ static void arm_gicv3_common_realize(DeviceState *dev, Error **errp)
s->cpu[i].cpu = cpu;
s->cpu[i].gic = s;
+ /* Store GICv3CPUState in CPUARMState gicv3state pointer */
+ gicv3_set_gicv3state(cpu, &s->cpu[i]);
/* Pre-construct the GICR_TYPER:
* For our implementation: