Ia32/FxRestore.asm | INTEL \r
Ia32/FxSave.nasm| INTEL\r
Ia32/FxSave.asm | INTEL \r
+ Ia32/FlushCacheLine.nasm| INTEL\r
Ia32/FlushCacheLine.asm | INTEL \r
Ia32/EnablePaging32.asm | INTEL \r
Ia32/EnableInterrupts.asm | INTEL \r
--- /dev/null
+;------------------------------------------------------------------------------\r
+;\r
+; Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r
+; This program and the accompanying materials\r
+; are licensed and made available under the terms and conditions of the BSD License\r
+; which accompanies this distribution. The full text of the license may be found at\r
+; http://opensource.org/licenses/bsd-license.php.\r
+;\r
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+;\r
+; Module Name:\r
+;\r
+; FlushCacheLine.Asm\r
+;\r
+; Abstract:\r
+;\r
+; AsmFlushCacheLine function\r
+;\r
+; Notes:\r
+;\r
+;------------------------------------------------------------------------------\r
+\r
+ SECTION .text\r
+\r
+;------------------------------------------------------------------------------\r
+; VOID *\r
+; EFIAPI\r
+; AsmFlushCacheLine (\r
+; IN VOID *LinearAddress\r
+; );\r
+;------------------------------------------------------------------------------\r
+global ASM_PFX(AsmFlushCacheLine)\r
+ASM_PFX(AsmFlushCacheLine):\r
+ ;\r
+ ; If the CPU does not support CLFLUSH instruction,\r
+ ; then promote flush range to flush entire cache.\r
+ ;\r
+ mov eax, 1\r
+ push ebx\r
+ cpuid\r
+ pop ebx\r
+ mov eax, [esp + 4]\r
+ test edx, BIT19\r
+ jz .0\r
+ clflush [eax]\r
+ ret\r
+.0:\r
+ wbinvd\r
+ ret\r
+\r