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X-Received-From: 2a00:1450:400c:c09::243 Subject: [Qemu-devel] [PULL 45/47] Add the WHPX vcpu API X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Justin Terry \(VM\)" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: "Justin Terry (VM)" Adds support for the Windows Hypervisor Platform accelerator (WHPX) stubs a= nd introduces the whpx.h sysemu API for managing the vcpu scheduling and management. Signed-off-by: Justin Terry (VM) Message-Id: <1516655269-1785-3-git-send-email-juterry@microsoft.com> Signed-off-by: Paolo Bonzini --- accel/stubs/Makefile.objs | 9 +++++---- accel/stubs/whpx-stub.c | 48 +++++++++++++++++++++++++++++++++++++++++++= ++++ include/sysemu/whpx.h | 40 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 93 insertions(+), 4 deletions(-) create mode 100644 accel/stubs/whpx-stub.c create mode 100644 include/sysemu/whpx.h diff --git a/accel/stubs/Makefile.objs b/accel/stubs/Makefile.objs index 779343b..3894caf 100644 --- a/accel/stubs/Makefile.objs +++ b/accel/stubs/Makefile.objs @@ -1,4 +1,5 @@ -obj-$(call lnot,$(CONFIG_HAX)) +=3D hax-stub.o -obj-$(call lnot,$(CONFIG_HVF)) +=3D hvf-stub.o -obj-$(call lnot,$(CONFIG_KVM)) +=3D kvm-stub.o -obj-$(call lnot,$(CONFIG_TCG)) +=3D tcg-stub.o +obj-$(call lnot,$(CONFIG_HAX)) +=3D hax-stub.o +obj-$(call lnot,$(CONFIG_HVF)) +=3D hvf-stub.o +obj-$(call lnot,$(CONFIG_WHPX)) +=3D whpx-stub.o +obj-$(call lnot,$(CONFIG_KVM)) +=3D kvm-stub.o +obj-$(call lnot,$(CONFIG_TCG)) +=3D tcg-stub.o diff --git a/accel/stubs/whpx-stub.c b/accel/stubs/whpx-stub.c new file mode 100644 index 0000000..5fb049c --- /dev/null +++ b/accel/stubs/whpx-stub.c @@ -0,0 +1,48 @@ +/* + * QEMU Windows Hypervisor Platform accelerator (WHPX) stub + * + * Copyright Microsoft Corp. 2017 + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + * + */ + +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "cpu.h" +#include "sysemu/whpx.h" + +int whpx_init_vcpu(CPUState *cpu) +{ + return -1; +} + +int whpx_vcpu_exec(CPUState *cpu) +{ + return -1; +} + +void whpx_destroy_vcpu(CPUState *cpu) +{ +} + +void whpx_vcpu_kick(CPUState *cpu) +{ +} + +void whpx_cpu_synchronize_state(CPUState *cpu) +{ +} + +void whpx_cpu_synchronize_post_reset(CPUState *cpu) +{ +} + +void whpx_cpu_synchronize_post_init(CPUState *cpu) +{ +} + +void whpx_cpu_synchronize_pre_loadvm(CPUState *cpu) +{ +} diff --git a/include/sysemu/whpx.h b/include/sysemu/whpx.h new file mode 100644 index 0000000..89592ae --- /dev/null +++ b/include/sysemu/whpx.h @@ -0,0 +1,40 @@ +/* + * QEMU Windows Hypervisor Platform accelerator (WHPX) support + * + * Copyright Microsoft, Corp. 2017 + * + * Authors: + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + * + */ + +#ifndef QEMU_WHPX_H +#define QEMU_WHPX_H + +#include "config-host.h" +#include "qemu-common.h" + +int whpx_init_vcpu(CPUState *cpu); +int whpx_vcpu_exec(CPUState *cpu); +void whpx_destroy_vcpu(CPUState *cpu); +void whpx_vcpu_kick(CPUState *cpu); + + +void whpx_cpu_synchronize_state(CPUState *cpu); +void whpx_cpu_synchronize_post_reset(CPUState *cpu); +void whpx_cpu_synchronize_post_init(CPUState *cpu); +void whpx_cpu_synchronize_pre_loadvm(CPUState *cpu); + +#ifdef CONFIG_WHPX + +int whpx_enabled(void); + +#else /* CONFIG_WHPX */ + +#define whpx_enabled() (0) + +#endif /* CONFIG_WHPX */ + +#endif /* QEMU_WHPX_H */ --=20 1.8.3.1