ArmPkg/SemihostFs: Added comment in FileRead()

[mirror_edk2.git] / ArmPkg / Filesystem / SemihostFs / Arm / SemihostFs.c

diff --git a/ArmPkg/Filesystem/SemihostFs/Arm/SemihostFs.c b/ArmPkg/Filesystem/SemihostFs/Arm/SemihostFs.c
index 6443a7bf44a7695290525c8136f88dd64048ab9b..b04e866a995f405f131961b86bb8e6e8a9fcd803 100644 (file)
--- a/ArmPkg/Filesystem/SemihostFs/Arm/SemihostFs.c
+++ b/ArmPkg/Filesystem/SemihostFs/Arm/SemihostFs.c
@@ -2,7 +2,7 @@
   Support a Semi Host file system over a debuggers JTAG\r
 \r
   Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
   Support a Semi Host file system over a debuggers JTAG\r
 \r
   Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r

-  Portions copyright (c) 2011, 2012, ARM Ltd. All rights reserved.<BR>\r
+  Portions copyright (c) 2011-2013, ARM Ltd. All rights reserved.<BR>\r

 \r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
 \r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r


@@ -291,6 +291,7 @@ FileRead (
   Fcb = SEMIHOST_FCB_FROM_THIS(File);\r
 \r
   if (Fcb->IsRoot == TRUE) {\r
   Fcb = SEMIHOST_FCB_FROM_THIS(File);\r
 \r
   if (Fcb->IsRoot == TRUE) {\r

+    // By design, the Semihosting feature does not allow to list files on the host machine.\r

     Status = EFI_UNSUPPORTED;\r
   } else {\r
     Status = SemihostFileRead (Fcb->SemihostHandle, BufferSize, Buffer);\r
     Status = EFI_UNSUPPORTED;\r
   } else {\r
     Status = SemihostFileRead (Fcb->SemihostHandle, BufferSize, Buffer);\r