Code Scrub for MdePkg.

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / WriteCr4.c

diff --git a/MdePkg/Library/BaseLib/Ia32/WriteCr4.c b/MdePkg/Library/BaseLib/Ia32/WriteCr4.c
index 04e7b0049162338e8de6fa9bef00131690c9dd55..548d30ee3141b0a101041c09d52a1345789cb501 100644 (file)
--- a/MdePkg/Library/BaseLib/Ia32/WriteCr4.c
+++ b/MdePkg/Library/BaseLib/Ia32/WriteCr4.c
@@ -17,6 +17,17 @@
 //\r
 \r
 \r
+/**\r
+  Writes a value to Control Register 4 (CR4).\r
+\r
+  Writes and returns a new value to CR4. This function is only available on\r
+  IA-32 and X64. This writes a 32-bit value on IA-32 and a 64-bit value on X64.\r
+\r
+  @param  Cr4 The value to write to CR4.\r
+\r
+  @return The value written to CR4.\r
+\r
+**/\r
 UINTN\r
 EFIAPI\r
 AsmWriteCr4 (\r