From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40788) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edjK5-0004YE-0j for qemu-devel@nongnu.org; Mon, 22 Jan 2018 16:08:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1edjK1-00022T-LZ for qemu-devel@nongnu.org; Mon, 22 Jan 2018 16:08:08 -0500 Received: from mail-bn3nam01on0096.outbound.protection.outlook.com ([104.47.33.96]:36736 helo=NAM01-BN3-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1edjK1-00022I-FX for qemu-devel@nongnu.org; Mon, 22 Jan 2018 16:08:05 -0500 From: "Justin Terry (VM)" Date: Mon, 22 Jan 2018 13:07:47 -0800 Message-Id: <1516655269-1785-3-git-send-email-juterry@microsoft.com> In-Reply-To: <1516655269-1785-1-git-send-email-juterry@microsoft.com> References: <1516655269-1785-1-git-send-email-juterry@microsoft.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v2 2/4] Add the WHPX vcpu API List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, crosthwaite.peter@gmail.com, rth@twiddle.net, ehabkost@redhat.com, "Justin Terry (VM)" Adds support for the Windows Hypervisor Platform accelerator (WHPX) stubs and introduces the whpx.h sysemu API for managing the vcpu scheduling and management. Signed-off-by: Justin Terry (VM) --- 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)) += hax-stub.o -obj-$(call lnot,$(CONFIG_HVF)) += hvf-stub.o -obj-$(call lnot,$(CONFIG_KVM)) += kvm-stub.o -obj-$(call lnot,$(CONFIG_TCG)) += tcg-stub.o +obj-$(call lnot,$(CONFIG_HAX)) += hax-stub.o +obj-$(call lnot,$(CONFIG_HVF)) += hvf-stub.o +obj-$(call lnot,$(CONFIG_WHPX)) += whpx-stub.o +obj-$(call lnot,$(CONFIG_KVM)) += kvm-stub.o +obj-$(call lnot,$(CONFIG_TCG)) += 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 later. + * 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 later. + * 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 */ -- 2.7.4