> On 27 Feb 2025, at 7:08 PM, Roy Hopkins <roy.hopk...@randomman.co.uk> wrote: > > Here is v7 of the set of patches to add support for IGVM files to QEMU. This > is > based on commit 40efe733e10cc00e4fb4f9f5790a28e744e63c62 of qemu. > > Firstly, apologies for the amount of time between the last version and this > one. > I moved roles to a different company and, although I always planned to see > this > patch series to completion, it took a while before I found time to setup a > development environment and be in a position to send a new version. I will > continue this series using a personal email address for now, hence the change > to the author and signed-off-by emails. > > The only changes in this version are to rebase on the current master branch > and > update commit metadata, including Signed-Off-By and Author emails for my > replacement email address, and to include the final Reviewed-By that were > added > in the last review. There were no requested changes on the previous version > [1] > so I believe this series is ready to merge. > > As always, thanks to those that have been following along, reviewing and > testing > this series. This v7 patch series is also available on github: [2] > > For testing IGVM support in QEMU you need to generate an IGVM file that is > configured for the platform you want to launch. You can use the `buildigvm` > test tool [3] to allow generation of IGVM files for all currently supported > platforms. Patch 11/17 contains information on how to generate an IGVM file > using this tool. > > Changes in v7: It seems no v8 was sent out? https://patchew.org/search?q=project%3AQEMU+Introduce+support+for+IGVM+files What is the status of this patch set to support IGVM in QEMU? > > * Update version numbers for IGVM support to 10.0 > * Add Reviewed-by to relevant commits. > * Update Author email and sign-offs to my new email address > > Patch summary: > > 1-11: Add support and documentation for processing IGVM files for SEV, SEV-ES, > SEV-SNP and native platforms. > > 12-15: Processing of policy and SEV-SNP ID_BLOCK from IGVM file. > > 16: Add pre-processing of IGVM file to support synchronization of > 'SEV_FEATURES' > from IGVM VMSA to KVM. > > [1] Link to v6: > https://lore.kernel.org/qemu-devel/cover.1727341768.git.roy.hopk...@suse.com/ > > [2] v7 patches also available here: > https://github.com/roy-hopkins/qemu/tree/igvm_master_v7 > > [3] `buildigvm` tool v0.2.0 > https://github.com/roy-hopkins/buildigvm/releases/tag/v0.2.0 > > Roy Hopkins (16): > meson: Add optional dependency on IGVM library > backends/confidential-guest-support: Add functions to support IGVM > backends/igvm: Add IGVM loader and configuration > hw/i386: Add igvm-cfg object and processing for IGVM files > i386/pc_sysfw: Ensure sysfw flash configuration does not conflict with > IGVM > sev: Update launch_update_data functions to use Error handling > target/i386: Allow setting of R_LDTR and R_TR with > cpu_x86_load_seg_cache() > i386/sev: Refactor setting of reset vector and initial CPU state > i386/sev: Implement ConfidentialGuestSupport functions for SEV > docs/system: Add documentation on support for IGVM > docs/interop/firmware.json: Add igvm to FirmwareDevice > backends/confidential-guest-support: Add set_guest_policy() function > backends/igvm: Process initialization sections in IGVM file > backends/igvm: Handle policy for SEV guests > i386/sev: Add implementation of CGS set_guest_policy() > sev: Provide sev_features flags from IGVM VMSA to KVM_SEV_INIT2 > > backends/confidential-guest-support.c | 43 + > backends/igvm-cfg.c | 52 ++ > backends/igvm.c | 967 ++++++++++++++++++++ > backends/igvm.h | 23 + > backends/meson.build | 5 + > docs/interop/firmware.json | 30 +- > docs/system/i386/amd-memory-encryption.rst | 2 + > docs/system/igvm.rst | 173 ++++ > docs/system/index.rst | 1 + > hw/i386/pc.c | 12 + > hw/i386/pc_piix.c | 10 + > hw/i386/pc_q35.c | 10 + > hw/i386/pc_sysfw.c | 31 +- > include/hw/i386/x86.h | 3 + > include/system/confidential-guest-support.h | 88 ++ > include/system/igvm-cfg.h | 47 + > meson.build | 8 + > meson_options.txt | 2 + > qapi/qom.json | 17 + > qemu-options.hx | 28 + > scripts/meson-buildoptions.sh | 3 + > target/i386/cpu.h | 9 +- > target/i386/sev.c | 850 +++++++++++++++-- > target/i386/sev.h | 124 +++ > 24 files changed, 2454 insertions(+), 84 deletions(-) > create mode 100644 backends/igvm-cfg.c > create mode 100644 backends/igvm.c > create mode 100644 backends/igvm.h > create mode 100644 docs/system/igvm.rst > create mode 100644 include/system/igvm-cfg.h > > -- > 2.43.0 >
