C++ (Cpp) vmm_manager_guest_reset_timestamp示例

示例#1

文件： cpu_vcpu_helper.c 项目： avpatel/xvisor-next

int arch_guest_init(struct vmm_guest *guest)
{
	struct riscv_guest_priv *priv;

	if (!guest->reset_count) {
		guest->arch_priv = vmm_malloc(sizeof(struct riscv_guest_priv));
		if (!guest->arch_priv) {
			return VMM_ENOMEM;
		}
		priv = riscv_guest_priv(guest);

		priv->time_offset = vmm_manager_guest_reset_timestamp(guest);
		priv->time_offset =
			priv->time_offset * vmm_timer_clocksource_frequency();
		priv->time_offset = udiv64(priv->time_offset, 1000000000ULL);

		priv->pgtbl = cpu_mmu_pgtbl_alloc(PGTBL_STAGE2);
		if (!priv->pgtbl) {
			vmm_free(guest->arch_priv);
			guest->arch_priv = NULL;
			return VMM_ENOMEM;
		}
	}

	return VMM_OK;
}

示例#2

文件： generic_timer.c 项目： IRT-SystemX/xvisor-next

void generic_timer_vcpu_context_restore(void *vcpu_ptr, void *context)
{
	struct vmm_vcpu *vcpu = vcpu_ptr;
	struct generic_timer_context *cntx = context;

	if (!cntx) {
		return;
	}

	vmm_timer_event_stop(&cntx->phys_ev);
	vmm_timer_event_stop(&cntx->virt_ev);

	if (!cntx->cntvoff) {
		cntx->cntvoff = vmm_manager_guest_reset_timestamp(vcpu->guest);
		cntx->cntvoff = cntx->cntvoff * generic_timer_hz;
		cntx->cntvoff = udiv64(cntx->cntvoff, 1000000000ULL);
	}
}