From: Vishwanatha HG <[email protected]> Add a initial NOR flash driver platform wrapper as part of the platform library. Access to NOR fash 0 is enabled in this initial implementation.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Vishwanatha HG <[email protected]> Signed-off-by: Thomas Abraham <[email protected]> --- Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlash.c | 60 ++++++++++++++++++++++ .../ARM/SgiPkg/Library/NorFlashLib/NorFlashLib.inf | 33 ++++++++++++ 2 files changed, 93 insertions(+) create mode 100644 Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlash.c create mode 100644 Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlashLib.inf diff --git a/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlash.c b/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlash.c new file mode 100644 index 0000000..5d7efea --- /dev/null +++ b/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlash.c @@ -0,0 +1,60 @@ +/** @file + + Copyright (c) 2018, ARM Ltd. All rights reserved. + + 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 <PiDxe.h> +#include <Library/DebugLib.h> +#include <Library/IoLib.h> +#include <Library/NorFlashPlatformLib.h> +#include <SgiPlatform.h> + +STATIC NOR_FLASH_DESCRIPTION mNorFlashDevices[] = { + { + SGI_EXP_SMC_CS0_BASE, + SGI_EXP_SMC_CS0_BASE, + SIZE_256KB * 255, + SIZE_256KB, + {0xEBF0B9DF, 0x17d0, 0x4812, { 0xA9, 0x59, 0xCF, 0xD7, 0x92, 0xEE, 0x31, 0x13} } + }, + { + SGI_EXP_SMC_CS0_BASE, + SGI_EXP_SMC_CS0_BASE + SIZE_256KB * 255, + SIZE_64KB * 4, + SIZE_64KB, + {0x98C111C6, 0xB322, 0x4C33, { 0x95, 0xD5, 0xAF, 0x56, 0xAF, 0x90, 0x18, 0x6A } } + }, +}; + +EFI_STATUS +NorFlashPlatformInitialization ( + VOID + ) +{ + return EFI_SUCCESS; +} + +EFI_STATUS +NorFlashPlatformGetDevices ( + OUT NOR_FLASH_DESCRIPTION **NorFlashDevices, + OUT UINT32 *Count + ) +{ + if ((NorFlashDevices == NULL) || (Count == NULL)) { + return EFI_INVALID_PARAMETER; + } + + *NorFlashDevices = mNorFlashDevices; + *Count = sizeof (mNorFlashDevices) / sizeof (NOR_FLASH_DESCRIPTION); + + return EFI_SUCCESS; +} diff --git a/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlashLib.inf b/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlashLib.inf new file mode 100644 index 0000000..a860e5c --- /dev/null +++ b/Platform/ARM/SgiPkg/Library/NorFlashLib/NorFlashLib.inf @@ -0,0 +1,33 @@ +#/** @file +# +# Copyright (c) 2018, ARM Ltd. All rights reserved. + +# 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 = NorFlashSgiLib + FILE_GUID = 3f021755-6d74-4065-9ee4-98225267b36e + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + LIBRARY_CLASS = NorFlashPlatformLib + +[Sources.common] + NorFlash.c + +[Packages] + MdePkg/MdePkg.dec + ArmPlatformPkg/ArmPlatformPkg.dec + +[LibraryClasses] + BaseLib + DebugLib + IoLib -- 2.7.4 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
