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| author | Pankaj Gupta <pankaj.gupta@amd.com> | 2024-05-30 06:16:14 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-06-05 11:01:06 +0200 |
| commit | 5f69e42da5b40a2213f4db70ca461f554abca686 (patch) | |
| tree | 9785f029deb41c50d1e5f8b13612f98ec909a51a /linux-headers/asm-x86 | |
| parent | b8116f4cbaa0f64bb07564f20b3b5219e23c8bff (diff) | |
| download | qemu-5f69e42da5b40a2213f4db70ca461f554abca686.zip qemu-5f69e42da5b40a2213f4db70ca461f554abca686.tar.gz qemu-5f69e42da5b40a2213f4db70ca461f554abca686.tar.bz2 | |
linux-headers: Update to current kvm/next
This updates kernel headers to commit 6f627b425378 ("KVM: SVM: Add module
parameter to enable SEV-SNP", 2024-05-12). The SNP host patches will
be included in Linux 6.11, to be released next July.
Also brings in an linux-headers/linux/vhost.h fix from v6.9-rc4.
Co-developed-by: Michael Roth <michael.roth@amd.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
Signed-off-by: Pankaj Gupta <pankaj.gupta@amd.com>
Message-ID: <20240530111643.1091816-3-pankaj.gupta@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'linux-headers/asm-x86')
| -rw-r--r-- | linux-headers/asm-x86/kvm.h | 52 |
1 files changed, 51 insertions, 1 deletions
diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h index 31c95c2..1c8f918 100644 --- a/linux-headers/asm-x86/kvm.h +++ b/linux-headers/asm-x86/kvm.h @@ -695,6 +695,11 @@ enum sev_cmd_id { /* Second time is the charm; improved versions of the above ioctls. */ KVM_SEV_INIT2, + /* SNP-specific commands */ + KVM_SEV_SNP_LAUNCH_START = 100, + KVM_SEV_SNP_LAUNCH_UPDATE, + KVM_SEV_SNP_LAUNCH_FINISH, + KVM_SEV_NR_MAX, }; @@ -709,7 +714,9 @@ struct kvm_sev_cmd { struct kvm_sev_init { __u64 vmsa_features; __u32 flags; - __u32 pad[9]; + __u16 ghcb_version; + __u16 pad1; + __u32 pad2[8]; }; struct kvm_sev_launch_start { @@ -820,6 +827,48 @@ struct kvm_sev_receive_update_data { __u32 pad2; }; +struct kvm_sev_snp_launch_start { + __u64 policy; + __u8 gosvw[16]; + __u16 flags; + __u8 pad0[6]; + __u64 pad1[4]; +}; + +/* Kept in sync with firmware values for simplicity. */ +#define KVM_SEV_SNP_PAGE_TYPE_NORMAL 0x1 +#define KVM_SEV_SNP_PAGE_TYPE_ZERO 0x3 +#define KVM_SEV_SNP_PAGE_TYPE_UNMEASURED 0x4 +#define KVM_SEV_SNP_PAGE_TYPE_SECRETS 0x5 +#define KVM_SEV_SNP_PAGE_TYPE_CPUID 0x6 + +struct kvm_sev_snp_launch_update { + __u64 gfn_start; + __u64 uaddr; + __u64 len; + __u8 type; + __u8 pad0; + __u16 flags; + __u32 pad1; + __u64 pad2[4]; +}; + +#define KVM_SEV_SNP_ID_BLOCK_SIZE 96 +#define KVM_SEV_SNP_ID_AUTH_SIZE 4096 +#define KVM_SEV_SNP_FINISH_DATA_SIZE 32 + +struct kvm_sev_snp_launch_finish { + __u64 id_block_uaddr; + __u64 id_auth_uaddr; + __u8 id_block_en; + __u8 auth_key_en; + __u8 vcek_disabled; + __u8 host_data[KVM_SEV_SNP_FINISH_DATA_SIZE]; + __u8 pad0[3]; + __u16 flags; + __u64 pad1[4]; +}; + #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) @@ -870,5 +919,6 @@ struct kvm_hyperv_eventfd { #define KVM_X86_SW_PROTECTED_VM 1 #define KVM_X86_SEV_VM 2 #define KVM_X86_SEV_ES_VM 3 +#define KVM_X86_SNP_VM 4 #endif /* _ASM_X86_KVM_H */ |