diff mbox

[edk2,v6,20/23] ArmVirtualizationPkg: add ArmVirtualizationPlatformSysConfigLib library

Message ID 1409743096-14919-21-git-send-email-ard.biesheuvel@linaro.org
State New
Headers show

Commit Message

Ard Biesheuvel Sept. 3, 2014, 11:18 a.m. UTC 
This introduces an implementation of ArmPlatformSysConfigLib for virtual
machines. This is currently a stub, but some peripheral drivers (such as
the PL031 RTC driver) rely on one to be available.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Casadevall <michael.casadevall@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---

Trivial changes only

 .../ArmVirtualizationPlatformSysConfigLib.c        | 87 ++++++++++++++++++++++
 .../ArmVirtualizationPlatformSysConfigLib.inf      | 31 ++++++++
 2 files changed, 118 insertions(+)
 create mode 100644 ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.c
 create mode 100644 ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.inf
diff mbox

Patch

diff --git a/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.c b/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.c
new file mode 100644
index 000000000000..0aa173d79834
--- /dev/null
+++ b/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.c
@@ -0,0 +1,87 @@ 
+/** @file
+
+  Copyright (c) 2011-2012, ARM Ltd. All rights reserved.<BR>
+  Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
+
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+
+#include <Library/ArmPlatformSysConfigLib.h>
+
+
+RETURN_STATUS
+ArmPlatformSysConfigInitialize (
+  VOID
+  )
+{
+  return RETURN_SUCCESS;
+}
+
+/***************************************
+ * GENERAL FUNCTION: AccessSysCfgRegister
+ * Interacts with
+ *    SYS_CFGSTAT
+ *    SYS_CFGDATA
+ *    SYS_CFGCTRL
+ * for setting and for reading out values
+ ***************************************/
+
+RETURN_STATUS
+AccessSysCfgRegister (
+  IN     UINT32   ReadWrite,
+  IN     UINT32   Function,
+  IN     UINT32   Site,
+  IN     UINT32   Position,
+  IN     UINT32   Device,
+  IN OUT UINT32*  Data
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
+
+RETURN_STATUS
+ArmPlatformSysConfigGet (
+  IN  SYS_CONFIG_FUNCTION   Function,
+  OUT UINT32*               Value
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
+
+RETURN_STATUS
+ArmPlatformSysConfigGetValues (
+  IN  SYS_CONFIG_FUNCTION   Function,
+  IN  UINTN                 Size,
+  OUT UINT32*               Values
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
+
+RETURN_STATUS
+ArmPlatformSysConfigSet (
+  IN  SYS_CONFIG_FUNCTION   Function,
+  IN  UINT32                Value
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
+
+RETURN_STATUS
+ArmPlatformSysConfigSetDevice (
+  IN  SYS_CONFIG_FUNCTION   Function,
+  IN  UINT32                Device,
+  IN  UINT32                Value
+  )
+{
+  return RETURN_UNSUPPORTED;
+}
diff --git a/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.inf b/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.inf
new file mode 100644
index 000000000000..2c723077e117
--- /dev/null
+++ b/ArmPlatformPkg/ArmVirtualizationPkg/Library/ArmVirtualizationPlatformSysConfigLib/ArmVirtualizationPlatformSysConfigLib.inf
@@ -0,0 +1,31 @@ 
+#/** @file
+#
+#  Component description file for ArmVirtualizationPlatformSysConfigLib module
+#
+#  Copyright (c) 2011-2012, ARM Ltd. All rights reserved.<BR>
+#  Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
+#
+#  This program and the accompanying materials
+#  are licensed and made available under the terms and conditions of the BSD License
+#  which accompanies this distribution.  The full text of the license may be found at
+#  http://opensource.org/licenses/bsd-license.php
+#
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#**/
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = ArmVirtualizationPlatformSysConfigLib
+  FILE_GUID                      = b5988e68-a2cc-49ac-9ca8-8cc78420ae45
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = ArmPlatformSysConfigLib
+
+[Sources.common]
+  ArmVirtualizationPlatformSysConfigLib.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  ArmPlatformPkg/ArmPlatformPkg.dec