;------------------------------------------------------------------------------ | |
; @file | |
; This file includes all other code files to assemble the reset vector code | |
; | |
; Copyright (c) 2008 - 2013, Intel Corporation. All rights reserved.<BR> | |
; Copyright (c) 2020, Advanced Micro Devices, Inc. All rights reserved.<BR> | |
; SPDX-License-Identifier: BSD-2-Clause-Patent | |
; | |
;------------------------------------------------------------------------------ | |
; | |
; If neither ARCH_IA32 nor ARCH_X64 are defined, then try to include | |
; Base.h to use the C pre-processor to determine the architecture. | |
; | |
%ifndef ARCH_IA32 | |
%ifndef ARCH_X64 | |
#include <Base.h> | |
#if defined (MDE_CPU_IA32) | |
%define ARCH_IA32 | |
#elif defined (MDE_CPU_X64) | |
%define ARCH_X64 | |
#endif | |
%endif | |
%endif | |
%ifdef ARCH_IA32 | |
%ifdef ARCH_X64 | |
%error "Only one of ARCH_IA32 or ARCH_X64 can be defined." | |
%endif | |
%elifdef ARCH_X64 | |
%else | |
%error "Either ARCH_IA32 or ARCH_X64 must be defined." | |
%endif | |
%include "CommonMacros.inc" | |
%include "PostCodes.inc" | |
%ifdef DEBUG_PORT80 | |
%include "Port80Debug.asm" | |
%elifdef DEBUG_SERIAL | |
%include "SerialDebug.asm" | |
%elif 0 | |
; Set ^ this to 1 to enable postcodes on the qemu debug console. | |
; Disabled by default because it is incompatible with SEV-ES/SEV-SNP and TDX. | |
%include "QemuDebugCon.asm" | |
%else | |
%include "DebugDisabled.asm" | |
%endif | |
%include "Ia32/SearchForBfvBase.asm" | |
%include "Ia32/SearchForSecEntry.asm" | |
%define WORK_AREA_GUEST_TYPE (FixedPcdGet32 (PcdOvmfWorkAreaBase)) | |
%define PT_ADDR(Offset) (FixedPcdGet32 (PcdOvmfSecPageTablesBase) + (Offset)) | |
%define PG_5_LEVEL (FixedPcdGetBool (PcdUse5LevelPageTable)) | |
%define GHCB_PT_ADDR (FixedPcdGet32 (PcdOvmfSecGhcbPageTableBase)) | |
%define GHCB_BASE (FixedPcdGet32 (PcdOvmfSecGhcbBase)) | |
%define GHCB_SIZE (FixedPcdGet32 (PcdOvmfSecGhcbSize)) | |
%define SEV_ES_WORK_AREA (FixedPcdGet32 (PcdSevEsWorkAreaBase)) | |
%define SEV_ES_WORK_AREA_SIZE 25 | |
%define SEV_ES_WORK_AREA_STATUS_MSR (FixedPcdGet32 (PcdSevEsWorkAreaBase)) | |
%define SEV_ES_WORK_AREA_RDRAND (FixedPcdGet32 (PcdSevEsWorkAreaBase) + 8) | |
%define SEV_ES_WORK_AREA_ENC_MASK (FixedPcdGet32 (PcdSevEsWorkAreaBase) + 16) | |
%define SEV_ES_WORK_AREA_RECEIVED_VC (FixedPcdGet32 (PcdSevEsWorkAreaBase) + 24) | |
%define SEV_ES_VC_TOP_OF_STACK (FixedPcdGet32 (PcdOvmfSecPeiTempRamBase) + FixedPcdGet32 (PcdOvmfSecPeiTempRamSize)) | |
%define SEV_SNP_SECRETS_BASE (FixedPcdGet32 (PcdOvmfSnpSecretsBase)) | |
%define SEV_SNP_SECRETS_SIZE (FixedPcdGet32 (PcdOvmfSnpSecretsSize)) | |
%define CPUID_BASE (FixedPcdGet32 (PcdOvmfCpuidBase)) | |
%define CPUID_SIZE (FixedPcdGet32 (PcdOvmfCpuidSize)) | |
%if (FixedPcdGet32 (PcdSevLaunchSecretBase) > 0) | |
; There's a reserved page for SEV secrets and hashes; the VMM will fill and | |
; validate the page, or mark it as a zero page. | |
%define SEV_SNP_KERNEL_HASHES_BASE (FixedPcdGet32 (PcdSevLaunchSecretBase)) | |
%define SEV_SNP_KERNEL_HASHES_SIZE (FixedPcdGet32 (PcdSevLaunchSecretSize) + FixedPcdGet32 (PcdQemuHashTableSize)) | |
%else | |
%define SEV_SNP_KERNEL_HASHES_BASE 0 | |
%define SEV_SNP_KERNEL_HASHES_SIZE 0 | |
%endif | |
%define SNP_SEC_MEM_BASE_DESC_1 (FixedPcdGet32 (PcdOvmfSecPageTablesBase)) | |
%define SNP_SEC_MEM_SIZE_DESC_1 (FixedPcdGet32 (PcdOvmfSecGhcbBase) - SNP_SEC_MEM_BASE_DESC_1) | |
; | |
; The PcdOvmfSecGhcbBase reserves two GHCB pages. The first page is used | |
; as GHCB shared page and second is used for bookkeeping to support the | |
; nested GHCB in SEC phase. The bookkeeping page is mapped private. The VMM | |
; does not need to validate the shared page but it need to validate the | |
; bookkeeping page. | |
; | |
%define SNP_SEC_MEM_BASE_DESC_2 (GHCB_BASE + 0x1000) | |
%define SNP_SEC_MEM_SIZE_DESC_2 (SEV_SNP_SECRETS_BASE - SNP_SEC_MEM_BASE_DESC_2) | |
%define SNP_SEC_MEM_BASE_DESC_3 (CPUID_BASE + CPUID_SIZE + SEV_SNP_KERNEL_HASHES_SIZE) | |
%define SNP_SEC_MEM_SIZE_DESC_3 (FixedPcdGet32 (PcdOvmfPeiMemFvBase) - SNP_SEC_MEM_BASE_DESC_3) | |
%ifdef ARCH_X64 | |
#include <AutoGen.h> | |
%if (FixedPcdGet32 (PcdOvmfSecPageTablesSize) != 0x6000) | |
%error "This implementation inherently depends on PcdOvmfSecPageTablesSize" | |
%endif | |
%if (FixedPcdGet32 (PcdOvmfSecGhcbPageTableSize) != 0x1000) | |
%error "This implementation inherently depends on PcdOvmfSecGhcbPageTableSize" | |
%endif | |
%if (FixedPcdGet32 (PcdOvmfSecGhcbSize) != 0x2000) | |
%error "This implementation inherently depends on PcdOvmfSecGhcbSize" | |
%endif | |
%if ((FixedPcdGet32 (PcdOvmfSecGhcbBase) >> 21) != \ | |
((FixedPcdGet32 (PcdOvmfSecGhcbBase) + FixedPcdGet32 (PcdOvmfSecGhcbSize) - 1) >> 21)) | |
%error "This implementation inherently depends on PcdOvmfSecGhcbBase not straddling a 2MB boundary" | |
%endif | |
%define TDX_BFV_RAW_DATA_OFFSET FixedPcdGet32 (PcdBfvRawDataOffset) | |
%define TDX_BFV_RAW_DATA_SIZE FixedPcdGet32 (PcdBfvRawDataSize) | |
%define TDX_BFV_MEMORY_BASE FixedPcdGet32 (PcdBfvBase) | |
%define TDX_BFV_MEMORY_SIZE FixedPcdGet32 (PcdBfvRawDataSize) | |
%define TDX_CFV_RAW_DATA_OFFSET FixedPcdGet32 (PcdCfvRawDataOffset) | |
%define TDX_CFV_RAW_DATA_SIZE FixedPcdGet32 (PcdCfvRawDataSize) | |
%define TDX_CFV_MEMORY_BASE FixedPcdGet32 (PcdCfvBase), | |
%define TDX_CFV_MEMORY_SIZE FixedPcdGet32 (PcdCfvRawDataSize), | |
%define TDX_HEAP_STACK_BASE FixedPcdGet32 (PcdOvmfSecPeiTempRamBase) | |
%define TDX_HEAP_STACK_SIZE FixedPcdGet32 (PcdOvmfSecPeiTempRamSize) | |
%define TDX_HOB_MEMORY_BASE FixedPcdGet32 (PcdOvmfSecGhcbBase) | |
%define TDX_HOB_MEMORY_SIZE FixedPcdGet32 (PcdOvmfSecGhcbSize) | |
%define TDX_INIT_MEMORY_BASE FixedPcdGet32 (PcdOvmfWorkAreaBase) | |
%define TDX_INIT_MEMORY_SIZE (FixedPcdGet32 (PcdOvmfWorkAreaSize) + FixedPcdGet32 (PcdOvmfSecGhcbBackupSize)) | |
%define OVMF_PAGE_TABLE_BASE FixedPcdGet32 (PcdOvmfSecPageTablesBase) | |
%define OVMF_PAGE_TABLE_SIZE FixedPcdGet32 (PcdOvmfSecPageTablesSize) | |
%define TDX_WORK_AREA_PGTBL_READY (FixedPcdGet32 (PcdOvmfWorkAreaBase) + 4) | |
%define TDX_WORK_AREA_GPAW (FixedPcdGet32 (PcdOvmfWorkAreaBase) + 8) | |
%include "X64/IntelTdxMetadata.asm" | |
%include "Ia32/Flat32ToFlat64.asm" | |
%include "Ia32/PageTables64.asm" | |
%include "Ia32/IntelTdx.asm" | |
%include "X64/OvmfSevMetadata.asm" | |
%endif | |
%include "Ia32/AmdSev.asm" | |
%include "Ia16/Real16ToFlat32.asm" | |
%include "Ia16/Init16.asm" | |
%include "Main.asm" | |
%define SEV_ES_AP_RESET_IP FixedPcdGet32 (PcdSevEsWorkAreaBase) | |
%define SEV_LAUNCH_SECRET_BASE FixedPcdGet32 (PcdSevLaunchSecretBase) | |
%define SEV_LAUNCH_SECRET_SIZE FixedPcdGet32 (PcdSevLaunchSecretSize) | |
%define SEV_FW_HASH_BLOCK_BASE FixedPcdGet32 (PcdQemuHashTableBase) | |
%define SEV_FW_HASH_BLOCK_SIZE FixedPcdGet32 (PcdQemuHashTableSize) | |
%include "Ia16/ResetVectorVtf0.asm" | |