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Add NVMM accelerator: acceleration enlightenments

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Signed-off-by: Kamil Rytarowski <kamil@NetBSD.org>
Signed-off-by: Reinoud Zandijk <reinoud@NetBSD.org>

Message-Id: <20210402202535.11550-4-reinoud@NetBSD.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Reinoud Zandijk 2021-04-02 22:25:34 +02:00 committed by Paolo Bonzini
parent fdc8635e87
commit b9bc6169de
3 changed files with 28 additions and 1 deletions
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1
include/sysemu/hw_accel.h
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@ -16,6 +16,7 @@
#include "sysemu/kvm.h"
#include "sysemu/hvf.h"
#include "sysemu/whpx.h"
#include "sysemu/nvmm.h"
void cpu_synchronize_state(CPUState *cpu);
void cpu_synchronize_post_reset(CPUState *cpu);

26
include/sysemu/nvmm.h Normal file
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@ -0,0 +1,26 @@
/*
* Copyright (c) 2018-2019 Maxime Villard, All rights reserved.
*
* NetBSD Virtual Machine Monitor (NVMM) accelerator support.
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#ifndef QEMU_NVMM_H
#define QEMU_NVMM_H
#include "config-host.h"
#include "qemu-common.h"
#ifdef CONFIG_NVMM
int nvmm_enabled(void);
#else /* CONFIG_NVMM */
#define nvmm_enabled() (0)
#endif /* CONFIG_NVMM */
#endif /* CONFIG_NVMM */

2
target/i386/helper.c
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@ -495,7 +495,7 @@ void cpu_report_tpr_access(CPUX86State *env, TPRAccess access)
X86CPU *cpu = env_archcpu(env);
CPUState *cs = env_cpu(env);
if (kvm_enabled() || whpx_enabled()) {
if (kvm_enabled() || whpx_enabled() || nvmm_enabled()) {
env->tpr_access_type = access;
cpu_interrupt(cs, CPU_INTERRUPT_TPR);