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spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34674 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kELDN-0000Pu-5T for qemu-devel@archiver.kernel.org; Fri, 04 Sep 2020 19:33:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60092) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kELAb-0008GQ-BQ for qemu-devel@nongnu.org; Fri, 04 Sep 2020 19:31:01 -0400 Received: from mail.netbsd.org ([2001:470:a085:999::25]:59546) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kELAY-00069F-W8 for qemu-devel@nongnu.org; Fri, 04 Sep 2020 19:31:00 -0400 Received: from [IPv6:::1] (localhost [127.0.0.1]) by mail.netbsd.org (Postfix) with ESMTP id 17C8884D24; Fri, 4 Sep 2020 23:30:51 +0000 (UTC) Subject: Re: [PATCH v5 1/4] Add the NVMM vcpu API To: rth@twiddle.net, ehabkost@redhat.com, slp@redhat.com, pbonzini@redhat.com, peter.maydell@linaro.org, philmd@redhat.com, max@m00nbsd.net, jmcneill@invisible.ca References: <20200206213232.1918-2-n54@gmx.com> <20200811130153.4948-1-n54@gmx.com> From: Kamil Rytarowski Autocrypt: addr=kamil@netbsd.org; 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NetBSD amd64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200811130153.4948-1-n54@gmx.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2001:470:a085:999::25; envelope-from=kamil@netbsd.org; helo=mail.netbsd.org X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, NICE_REPLY_A=-0.107, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Ping? On 11.08.2020 15:01, Kamil Rytarowski wrote: > From: Maxime Villard > > Adds support for the NetBSD Virtual Machine Monitor (NVMM) stubs and > introduces the nvmm.h sysemu API for managing the vcpu scheduling and > management. > > Signed-off-by: Maxime Villard > Signed-off-by: Kamil Rytarowski > Reviewed-by: Sergio Lopez > Reviewed-by: Philippe Mathieu-Daudé > Tested-by: Jared McNeill > --- > accel/stubs/Makefile.objs | 1 + > accel/stubs/nvmm-stub.c | 43 +++++++++++++++++++++++++++++++++++++++ > include/sysemu/nvmm.h | 35 +++++++++++++++++++++++++++++++ > 3 files changed, 79 insertions(+) > create mode 100644 accel/stubs/nvmm-stub.c > create mode 100644 include/sysemu/nvmm.h > > diff --git a/accel/stubs/Makefile.objs b/accel/stubs/Makefile.objs > index bbd14e71fb..38660a0b9b 100644 > --- a/accel/stubs/Makefile.objs > +++ b/accel/stubs/Makefile.objs > @@ -1,6 +1,7 @@ > 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_NVMM)) += nvmm-stub.o > obj-$(call lnot,$(CONFIG_KVM)) += kvm-stub.o > obj-$(call lnot,$(CONFIG_TCG)) += tcg-stub.o > obj-$(call lnot,$(CONFIG_XEN)) += xen-stub.o > diff --git a/accel/stubs/nvmm-stub.c b/accel/stubs/nvmm-stub.c > new file mode 100644 > index 0000000000..c2208b84a3 > --- /dev/null > +++ b/accel/stubs/nvmm-stub.c > @@ -0,0 +1,43 @@ > +/* > + * Copyright (c) 2018-2019 Maxime Villard, All rights reserved. > + * > + * NetBSD Virtual Machine Monitor (NVMM) accelerator stub. > + * > + * 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/nvmm.h" > + > +int nvmm_init_vcpu(CPUState *cpu) > +{ > + return -1; > +} > + > +int nvmm_vcpu_exec(CPUState *cpu) > +{ > + return -1; > +} > + > +void nvmm_destroy_vcpu(CPUState *cpu) > +{ > +} > + > +void nvmm_cpu_synchronize_state(CPUState *cpu) > +{ > +} > + > +void nvmm_cpu_synchronize_post_reset(CPUState *cpu) > +{ > +} > + > +void nvmm_cpu_synchronize_post_init(CPUState *cpu) > +{ > +} > + > +void nvmm_cpu_synchronize_pre_loadvm(CPUState *cpu) > +{ > +} > diff --git a/include/sysemu/nvmm.h b/include/sysemu/nvmm.h > new file mode 100644 > index 0000000000..10496f3980 > --- /dev/null > +++ b/include/sysemu/nvmm.h > @@ -0,0 +1,35 @@ > +/* > + * 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" > + > +int nvmm_init_vcpu(CPUState *); > +int nvmm_vcpu_exec(CPUState *); > +void nvmm_destroy_vcpu(CPUState *); > + > +void nvmm_cpu_synchronize_state(CPUState *); > +void nvmm_cpu_synchronize_post_reset(CPUState *); > +void nvmm_cpu_synchronize_post_init(CPUState *); > +void nvmm_cpu_synchronize_pre_loadvm(CPUState *); > + > +#ifdef CONFIG_NVMM > + > +int nvmm_enabled(void); > + > +#else /* CONFIG_NVMM */ > + > +#define nvmm_enabled() (0) > + > +#endif /* CONFIG_NVMM */ > + > +#endif /* CONFIG_NVMM */ > -- > 2.28.0 >