\r
**/\r
\r
+\r
+\r
+\r
+/**\r
+ Writes a value to Debug Register 3 (DR3).\r
+\r
+ Writes and returns a new value to DR3. 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 Dr3 The value to write to Dr3.\r
+\r
+ @return The value written to Debug Register 3 (DR3).\r
+\r
+**/\r
UINTN\r
EFIAPI\r
AsmWriteDr3 (\r