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EmbeddedPkg: MmcDxe: add SPEC_VERS field in CSD structure

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Tested-by: Ryan Harkin <ryan.harkin@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Haojian Zhuang 7 年之前
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共有 1 个文件被更改,包括 2 次插入1 次删除
  1. 2 1
      EmbeddedPkg/Universal/MmcDxe/Mmc.h

+ 2 - 1
EmbeddedPkg/Universal/MmcDxe/Mmc.h

@@ -128,7 +128,8 @@ typedef struct {
   UINT8   NSAC                ;  // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]
   UINT8   TAAC                ;  // Data read access-time 1 [119:112]
 
-  UINT8   RESERVED_5:         6; // Reserved [125:120]
+  UINT8   RESERVED_5:         2; // Reserved [121:120]
+  UINT8   SPEC_VERS:          4; // System specification version [125:122]
   UINT8   CSD_STRUCTURE:      2; // CSD structure [127:126]
 } CSD;