added pack(1) for EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR, since it will cross modules...

[mirror_edk2.git] / MdePkg / Include / IndustryStandard / Acpi10.h

diff --git a/MdePkg/Include/IndustryStandard/Acpi10.h b/MdePkg/Include/IndustryStandard/Acpi10.h
index 4fc05e6fce07ff17b79c8764cd72c87aa802986f..4d970fff3628fc39cb5ea5a3c2fcd2624209ab36 100644 (file)
--- a/MdePkg/Include/IndustryStandard/Acpi10.h
+++ b/MdePkg/Include/IndustryStandard/Acpi10.h
@@ -59,7 +59,10 @@ typedef struct {
 ///\r
 #define ACPI_TIMER_FREQUENCY       3579545\r
 \r
-\r
+//\r
+// Ensure proper structure formats\r
+//\r
+#pragma pack(1)\r
 //\r
 // The commond definition of QWORD, DWORD, and WORD\r
 // Address Space Descriptors\r
@@ -77,6 +80,8 @@ typedef struct {
   UINT64  AddrLen;\r
 } EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR;\r
 \r
+#pragma pack()\r
+\r
 typedef struct {\r
   UINT8 Desc;\r
   UINT8 Checksum;\r