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[RFC PATCH v3 01/36] *** HACK *** linux-headers: Update headers to pull


From: Xiaoyao Li
Subject: [RFC PATCH v3 01/36] *** HACK *** linux-headers: Update headers to pull in TDX API changes
Date: Thu, 17 Mar 2022 21:58:38 +0800

Pull in recent TDX updates, which are not backwards compatible.

It's just to make this series runnable. It will be updated by script

        scripts/update-linux-headers.sh

once TDX support is upstreamed in linux kernel.

Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Co-developed-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
---
 linux-headers/asm-x86/kvm.h | 60 +++++++++++++++++++++++++++++++++++++
 linux-headers/linux/kvm.h   |  2 ++
 2 files changed, 62 insertions(+)

diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h
index bf6e96011dfe..c4692bac8e51 100644
--- a/linux-headers/asm-x86/kvm.h
+++ b/linux-headers/asm-x86/kvm.h
@@ -525,4 +525,64 @@ struct kvm_pmu_event_filter {
 #define KVM_VCPU_TSC_CTRL 0 /* control group for the timestamp counter (TSC) */
 #define   KVM_VCPU_TSC_OFFSET 0 /* attribute for the TSC offset */
 
+
+#define KVM_X86_DEFAULT_VM     0
+#define KVM_X86_TDX_VM         1
+
+/* Trust Domain eXtension command*/
+enum kvm_tdx_cmd_id {
+       KVM_TDX_CAPABILITIES = 0,
+       KVM_TDX_INIT_VM,
+       KVM_TDX_INIT_VCPU,
+       KVM_TDX_INIT_MEM_REGION,
+       KVM_TDX_FINALIZE_VM,
+
+       KVM_TDX_CMD_NR_MAX,
+};
+
+struct kvm_tdx_cmd {
+       __u32 id;
+       __u32 metadata;
+       __u64 data;
+};
+
+struct kvm_tdx_cpuid_config {
+       __u32 leaf;
+       __u32 sub_leaf;
+       __u32 eax;
+       __u32 ebx;
+       __u32 ecx;
+       __u32 edx;
+};
+
+struct kvm_tdx_capabilities {
+       __u64 attrs_fixed0;
+       __u64 attrs_fixed1;
+       __u64 xfam_fixed0;
+       __u64 xfam_fixed1;
+
+       __u32 nr_cpuid_configs;
+       __u32 padding;
+       struct kvm_tdx_cpuid_config cpuid_configs[0];
+};
+
+struct kvm_tdx_init_vm {
+       __u32 max_vcpus;
+       __u32 tsc_khz;
+       __u64 attributes;
+       __u64 cpuid;
+       __u64 mrconfigid[6];    /* sha384 digest */
+       __u64 mrowner[6];       /* sha384 digest */
+       __u64 mrownerconfig[6]; /* sha348 digest */
+       __u64 reserved[43];     /* must be zero for future extensibility */
+};
+
+#define KVM_TDX_MEASURE_MEMORY_REGION  (1UL << 0)
+
+struct kvm_tdx_init_mem_region {
+       __u64 source_addr;
+       __u64 gpa;
+       __u64 nr_pages;
+};
+
 #endif /* _ASM_X86_KVM_H */
diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index d232feaae972..466f43f6d746 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -1135,6 +1135,8 @@ struct kvm_ppc_resize_hpt {
 #define KVM_CAP_XSAVE2 208
 #define KVM_CAP_SYS_ATTRIBUTES 209
 
+#define KVM_CAP_VM_TYPES 1000
+
 #ifdef KVM_CAP_IRQ_ROUTING
 
 struct kvm_irq_routing_irqchip {
-- 
2.27.0




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