From: Brijesh Singh <brijesh.singh@amd.com> To: qemu-devel@nongnu.org Cc: Peter Maydell <peter.maydell@linaro.org>, Brijesh Singh <brijesh.singh@amd.com>, kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>, Stefan Hajnoczi <stefanha@gmail.com>, Alexander Graf <agraf@suse.de>, "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>, Markus Armbruster <armbru@redhat.com>, Bruce Rogers <brogers@suse.com>, Christian Borntraeger <borntraeger@de.ibm.com>, Marcel Apfelbaum <marcel@redhat.com>, Borislav Petkov <bp@suse.de>, Thomas Lendacky <Thomas.Lendacky@amd.com>, Eduardo Habkost <ehabkost@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, Alistair Francis <alistair.francis@xilinx.com>, Cornelia Huck <cornelia.huck@de.ibm.com>, Richard Henderson <rth@twiddle.net>, Peter Crosthwaite <crosthwaite.peter@gmail.com>, Paolo Bonzini <pbonzini@redhat.com> Subject: [PATCH v11 17/28] target/i386: encrypt bios rom Date: Wed, 7 Mar 2018 10:50:27 -0600 [thread overview] Message-ID: <20180307165038.88640-18-brijesh.singh@amd.com> (raw) In-Reply-To: <20180307165038.88640-1-brijesh.singh@amd.com> SEV requires that guest bios must be encrypted before booting the guest. Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> --- hw/i386/pc_sysfw.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/i386/pc_sysfw.c b/hw/i386/pc_sysfw.c index 4325575e7d82..73ac783f2055 100644 --- a/hw/i386/pc_sysfw.c +++ b/hw/i386/pc_sysfw.c @@ -113,6 +113,8 @@ static void pc_system_flash_init(MemoryRegion *rom_memory) pflash_t *system_flash; MemoryRegion *flash_mem; char name[64]; + void *flash_ptr; + int ret, flash_size; sector_bits = 12; sector_size = 1 << sector_bits; @@ -169,6 +171,17 @@ static void pc_system_flash_init(MemoryRegion *rom_memory) if (unit == 0) { flash_mem = pflash_cfi01_get_memory(system_flash); pc_isa_bios_init(rom_memory, flash_mem, size); + + /* Encrypt the pflash boot ROM */ + if (kvm_memcrypt_enabled()) { + flash_ptr = memory_region_get_ram_ptr(flash_mem); + flash_size = memory_region_size(flash_mem); + ret = kvm_memcrypt_encrypt_data(flash_ptr, flash_size); + if (ret) { + error_report("failed to encrypt pflash rom"); + exit(1); + } + } } } } -- 2.14.3
WARNING: multiple messages have this Message-ID (diff)
From: Brijesh Singh <brijesh.singh@amd.com> To: qemu-devel@nongnu.org Cc: Alistair Francis <alistair.francis@xilinx.com>, Christian Borntraeger <borntraeger@de.ibm.com>, Cornelia Huck <cornelia.huck@de.ibm.com>, "Daniel P . Berrange" <berrange@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>, Eduardo Habkost <ehabkost@redhat.com>, Eric Blake <eblake@redhat.com>, kvm@vger.kernel.org, Marcel Apfelbaum <marcel@redhat.com>, Markus Armbruster <armbru@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Peter Crosthwaite <crosthwaite.peter@gmail.com>, Peter Maydell <peter.maydell@linaro.org>, Richard Henderson <richard.henderson@linaro.org>, Stefan Hajnoczi <stefanha@gmail.com>, Thomas Lendacky <Thomas.Lendacky@amd.com>, Borislav Petkov <bp@suse.de>, Alexander Graf <agraf@suse.de>, Bruce Rogers <brogers@suse.com>, Brijesh Singh <brijesh.singh@amd.com>, Richard Henderson <rth@twiddle.net> Subject: [Qemu-devel] [PATCH v11 17/28] target/i386: encrypt bios rom Date: Wed, 7 Mar 2018 10:50:27 -0600 [thread overview] Message-ID: <20180307165038.88640-18-brijesh.singh@amd.com> (raw) In-Reply-To: <20180307165038.88640-1-brijesh.singh@amd.com> SEV requires that guest bios must be encrypted before booting the guest. Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> --- hw/i386/pc_sysfw.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/i386/pc_sysfw.c b/hw/i386/pc_sysfw.c index 4325575e7d82..73ac783f2055 100644 --- a/hw/i386/pc_sysfw.c +++ b/hw/i386/pc_sysfw.c @@ -113,6 +113,8 @@ static void pc_system_flash_init(MemoryRegion *rom_memory) pflash_t *system_flash; MemoryRegion *flash_mem; char name[64]; + void *flash_ptr; + int ret, flash_size; sector_bits = 12; sector_size = 1 << sector_bits; @@ -169,6 +171,17 @@ static void pc_system_flash_init(MemoryRegion *rom_memory) if (unit == 0) { flash_mem = pflash_cfi01_get_memory(system_flash); pc_isa_bios_init(rom_memory, flash_mem, size); + + /* Encrypt the pflash boot ROM */ + if (kvm_memcrypt_enabled()) { + flash_ptr = memory_region_get_ram_ptr(flash_mem); + flash_size = memory_region_size(flash_mem); + ret = kvm_memcrypt_encrypt_data(flash_ptr, flash_size); + if (ret) { + error_report("failed to encrypt pflash rom"); + exit(1); + } + } } } } -- 2.14.3
next prev parent reply other threads:[~2018-03-07 16:50 UTC|newest] Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-03-07 16:50 [PATCH v11 00/28] x86: Secure Encrypted Virtualization (AMD) Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 01/28] memattrs: add debug attribute Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 02/28] exec: add ram_debug_ops support Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 03/28] exec: add debug version of physical memory read and write API Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 04/28] monitor/i386: use debug APIs when accessing guest memory Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 05/28] machine: add -memory-encryption property Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 06/28] kvm: update kvm.h to include memory encryption ioctls Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 07/28] docs: add AMD Secure Encrypted Virtualization (SEV) Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 08/28] target/i386: add Secure Encrypted Virtulization (SEV) object Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 09/28] qmp: add query-sev command Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 10/28] include: add psp-sev.h header file Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 11/28] sev/i386: add command to initialize the memory encryption context Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 12/28] sev/i386: register the guest memory range which may contain encrypted data Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 13/28] kvm: introduce memory encryption APIs Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 14/28] hmp: add 'info sev' command Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 15/28] sev/i386: add command to create launch memory encryption context Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 16/28] sev/i386: add command to encrypt guest memory region Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` Brijesh Singh [this message] 2018-03-07 16:50 ` [Qemu-devel] [PATCH v11 17/28] target/i386: encrypt bios rom Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 18/28] sev/i386: add support to LAUNCH_MEASURE command Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 19/28] sev/i386: finalize the SEV guest launch flow Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 20/28] hw/i386: set ram_debug_ops when memory encryption is enabled Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 21/28] sev/i386: add debug encrypt and decrypt commands Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 17:27 ` Dr. David Alan Gilbert 2018-03-07 17:27 ` [Qemu-devel] " Dr. David Alan Gilbert 2018-03-07 17:40 ` Brijesh Singh 2018-03-07 17:40 ` [Qemu-devel] " Brijesh Singh 2018-03-07 18:24 ` Dr. David Alan Gilbert 2018-03-07 18:24 ` [Qemu-devel] " Dr. David Alan Gilbert 2018-03-07 19:38 ` Brijesh Singh 2018-03-07 19:38 ` [Qemu-devel] " Brijesh Singh 2018-03-07 20:11 ` Dr. David Alan Gilbert 2018-03-07 20:11 ` [Qemu-devel] " Dr. David Alan Gilbert 2018-03-07 16:50 ` [PATCH v11 22/28] target/i386: clear C-bit when walking SEV guest page table Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 23/28] qmp: add query-sev-launch-measure command Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 24/28] sev/i386: add migration blocker Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 25/28] cpu/i386: populate CPUID 0x8000_001F when SEV is active Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 26/28] qmp: add query-sev-capabilities command Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 27/28] sev/i386: add sev_get_capabilities() Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 16:50 ` [PATCH v11 28/28] tests/qmp-test: blacklist sev specific qmp commands Brijesh Singh 2018-03-07 16:50 ` [Qemu-devel] " Brijesh Singh 2018-03-07 17:24 ` [PATCH v11 00/28] x86: Secure Encrypted Virtualization (AMD) no-reply 2018-03-07 17:24 ` [Qemu-devel] " no-reply 2018-03-07 20:35 ` Brijesh Singh 2018-03-07 20:35 ` [Qemu-devel] " Brijesh Singh 2018-03-08 1:10 ` Fam Zheng 2018-03-08 1:10 ` [Qemu-devel] " Fam Zheng
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