X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=IntelFsp2Pkg%2FFspSecCore%2FIa32%2FFspApiEntryM.nasm;h=5dada2af54a4412d0d4cbb089546327b63635ee4;hb=6f219bef55f819cb88c86bd7e9b550de4d4345a1;hp=e7261b41cd28be8dabd4af4614b263253f3c5c50;hpb=630df8c86eac64f918aa74f52cbf042db033d3db;p=mirror_edk2.git

diff --git a/IntelFsp2Pkg/FspSecCore/Ia32/FspApiEntryM.nasm b/IntelFsp2Pkg/FspSecCore/Ia32/FspApiEntryM.nasm
index e7261b41cd..5dada2af54 100644
--- a/IntelFsp2Pkg/FspSecCore/Ia32/FspApiEntryM.nasm
+++ b/IntelFsp2Pkg/FspSecCore/Ia32/FspApiEntryM.nasm
@@ -1,7 +1,7 @@
 ;; @file
 ;  Provide FSP API entry points.
 ;
-; Copyright (c) 2016 - 2019, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2016 - 2022, Intel Corporation. All rights reserved.<BR>
 ; SPDX-License-Identifier: BSD-2-Clause-Patent
 ;;
 
@@ -32,6 +32,24 @@ struc FSPM_UPD_COMMON
     .size:
 endstruc
 
+struc FSPM_UPD_COMMON_FSP24
+    ; FSP_UPD_HEADER {
+    .FspUpdHeader:              resd  8
+    ; }
+    ; FSPM_ARCH2_UPD {
+    .Revision:                  resb  1
+    .Reserved:                  resb  3
+    .Length                     resd  1
+    .StackBase:                 resq  1
+    .StackSize:                 resq  1
+    .BootLoaderTolumSize:       resd  1
+    .BootMode:                  resd  1
+    .FspEventHandler            resq  1
+    .Reserved1:                 resb 24
+    ; }
+    .size:
+endstruc
+
 ;
 ; Following functions will be provided in C
 ;
@@ -124,12 +142,22 @@ ASM_PFX(FspApiCommonContinue):
   pop    eax
 
 FspStackSetup:
+  mov    ecx, [edx + FSPM_UPD_COMMON.Revision]
+  cmp    ecx, 3
+  jae    FspmUpdCommon2
+
   ;
   ; StackBase = temp memory base, StackSize = temp memory size
   ;
   mov    edi, [edx + FSPM_UPD_COMMON.StackBase]
   mov    ecx, [edx + FSPM_UPD_COMMON.StackSize]
+  jmp    ChkFspHeapSize
+
+FspmUpdCommon2:
+  mov    edi, [edx + FSPM_UPD_COMMON_FSP24.StackBase]
+  mov    ecx, [edx + FSPM_UPD_COMMON_FSP24.StackSize]
 
+ChkFspHeapSize:
   ;
   ; Keep using bootloader stack if heap size % is 0
   ;
@@ -219,7 +247,7 @@ exit:
 global ASM_PFX(FspPeiCoreEntryOff)
 ASM_PFX(FspPeiCoreEntryOff):
    ;
-   ; This value will be pached by the build script
+   ; This value will be patched by the build script
    ;
    DD    0x12345678