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[PATCH v1 12/12] target/riscv: Support virtual time context synchronizat
From: |
Yifei Jiang |
Subject: |
[PATCH v1 12/12] target/riscv: Support virtual time context synchronization |
Date: |
Sat, 20 Nov 2021 15:46:44 +0800 |
Add virtual time context description to vmstate_riscv_cpu. After cpu being
loaded, virtual time context is updated to KVM.
Signed-off-by: Yifei Jiang <jiangyifei@huawei.com>
Signed-off-by: Mingwang Li <limingwang@huawei.com>
---
target/riscv/machine.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/target/riscv/machine.c b/target/riscv/machine.c
index ad8248ebfd..153215549b 100644
--- a/target/riscv/machine.c
+++ b/target/riscv/machine.c
@@ -164,10 +164,20 @@ static const VMStateDescription vmstate_pointermasking = {
}
};
+static int cpu_post_load(void *opaque, int version_id)
+{
+ RISCVCPU *cpu = opaque;
+ CPURISCVState *env = &cpu->env;
+
+ env->kvm_timer_dirty = true;
+ return 0;
+}
+
const VMStateDescription vmstate_riscv_cpu = {
.name = "cpu",
.version_id = 3,
.minimum_version_id = 3,
+ .post_load = cpu_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINTTL_ARRAY(env.gpr, RISCVCPU, 32),
VMSTATE_UINT64_ARRAY(env.fpr, RISCVCPU, 32),
@@ -211,6 +221,10 @@ const VMStateDescription vmstate_riscv_cpu = {
VMSTATE_UINT64(env.mtohost, RISCVCPU),
VMSTATE_UINT64(env.timecmp, RISCVCPU),
+ VMSTATE_UINT64(env.kvm_timer_time, RISCVCPU),
+ VMSTATE_UINT64(env.kvm_timer_compare, RISCVCPU),
+ VMSTATE_UINT64(env.kvm_timer_state, RISCVCPU),
+
VMSTATE_END_OF_LIST()
},
.subsections = (const VMStateDescription * []) {
--
2.19.1
- [PATCH v1 02/12] target/riscv: Add target/riscv/kvm.c to place the public kvm interface, (continued)
- [PATCH v1 02/12] target/riscv: Add target/riscv/kvm.c to place the public kvm interface, Yifei Jiang, 2021/11/20
- [PATCH v1 01/12] update-linux-headers: Add asm-riscv/kvm.h, Yifei Jiang, 2021/11/20
- [PATCH v1 06/12] target/riscv: Support start kernel directly by KVM, Yifei Jiang, 2021/11/20
- [PATCH v1 04/12] target/riscv: Implement kvm_arch_get_registers, Yifei Jiang, 2021/11/20
- [PATCH v1 08/12] target/riscv: Handle KVM_EXIT_RISCV_SBI exit, Yifei Jiang, 2021/11/20
- [PATCH v1 07/12] target/riscv: Support setting external interrupt by KVM, Yifei Jiang, 2021/11/20
- [PATCH v1 09/12] target/riscv: Add host cpu type, Yifei Jiang, 2021/11/20
- [PATCH v1 10/12] target/riscv: Add kvm_riscv_get/put_regs_timer, Yifei Jiang, 2021/11/20
- [PATCH v1 11/12] target/riscv: Implement virtual time adjusting with vm state changing, Yifei Jiang, 2021/11/20
- [PATCH v1 12/12] target/riscv: Support virtual time context synchronization,
Yifei Jiang <=