From: oliviermartin Date: Fri, 1 Jul 2011 11:41:53 +0000 (+0000) Subject: ArmPlatformPkg/MemoryInitPei: Generate a library from the PEI Module X-Git-Tag: edk2-stable201903~14562 X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=3a6eaccf2f20b6fac1cdc6f82f041e78eb962e94 ArmPlatformPkg/MemoryInitPei: Generate a library from the PEI Module In the aim to reuse the memory init features in a PrePi module (use to skip the PEI Core), this module has been divided into two files: - MemoryInitPeiLib: declare the memory HOBs - MemoryIniPeim: PEIM warpper for the library git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11950 6f19259b-4bc3-4df7-8a09-765794883524 --- diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInit.c b/ArmPlatformPkg/MemoryInitPei/MemoryInit.c deleted file mode 100644 index 3c7588f8c2..0000000000 --- a/ArmPlatformPkg/MemoryInitPei/MemoryInit.c +++ /dev/null @@ -1,237 +0,0 @@ -/** @file -* -* Copyright (c) 2011, ARM Limited. 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. -* -**/ - -// -// The package level header files this module uses -// -#include - -// -// The protocols, PPI and GUID defintions for this module -// -#include -#include -#include -// -// The Library classes this module consumes -// -#include -#include -#include -#include -#include -#include -#include -#include -#include - -VOID -InitMmu ( - VOID - ) -{ - ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable; - VOID *TranslationTableBase; - UINTN TranslationTableSize; - - // Get Virtual Memory Map from the Platform Library - ArmPlatformGetVirtualMemoryMap(&MemoryTable); - - //Note: Because we called PeiServicesInstallPeiMemory() before to call InitMmu() the MMU Page Table resides in - // DRAM (even at the top of DRAM as it is the first permanent memory allocation) - ArmConfigureMmu (MemoryTable, &TranslationTableBase, &TranslationTableSize); -} - -// May want to put this into a library so you only need the PCD settings if you are using the feature? -VOID -BuildMemoryTypeInformationHob ( - VOID - ) -{ - EFI_MEMORY_TYPE_INFORMATION Info[10]; - - Info[0].Type = EfiACPIReclaimMemory; - Info[0].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiACPIReclaimMemory); - Info[1].Type = EfiACPIMemoryNVS; - Info[1].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiACPIMemoryNVS); - Info[2].Type = EfiReservedMemoryType; - Info[2].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiReservedMemoryType); - Info[3].Type = EfiRuntimeServicesData; - Info[3].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiRuntimeServicesData); - Info[4].Type = EfiRuntimeServicesCode; - Info[4].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiRuntimeServicesCode); - Info[5].Type = EfiBootServicesCode; - Info[5].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiBootServicesCode); - Info[6].Type = EfiBootServicesData; - Info[6].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiBootServicesData); - Info[7].Type = EfiLoaderCode; - Info[7].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiLoaderCode); - Info[8].Type = EfiLoaderData; - Info[8].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiLoaderData); - - // Terminator for the list - Info[9].Type = EfiMaxMemoryType; - Info[9].NumberOfPages = 0; - - BuildGuidDataHob (&gEfiMemoryTypeInformationGuid, &Info, sizeof (Info)); -} -/*++ - -Routine Description: - - - -Arguments: - - FileHandle - Handle of the file being invoked. - PeiServices - Describes the list of possible PEI Services. - -Returns: - - Status - EFI_SUCCESS if the boot mode could be set - ---*/ -EFI_STATUS -EFIAPI -InitializeMemory ( - IN EFI_PEI_FILE_HANDLE FileHandle, - IN CONST EFI_PEI_SERVICES **PeiServices - ) -{ - EFI_STATUS Status; - EFI_RESOURCE_ATTRIBUTE_TYPE Attributes; - ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR* EfiMemoryMap; - UINTN Index; - UINTN SystemMemoryTop; - UINTN UefiMemoryBase; - UINTN UefiMemorySize; - - DEBUG ((EFI_D_ERROR, "Memory Init PEIM Loaded\n")); - - // Ensure PcdSystemMemorySize has been set - ASSERT (FixedPcdGet32 (PcdSystemMemorySize) != 0); - - SystemMemoryTop = (UINTN)FixedPcdGet32 (PcdSystemMemoryBase) + (UINTN)FixedPcdGet32 (PcdSystemMemorySize); - - // - // Initialize the System Memory (DRAM) - // - if (FeaturePcdGet(PcdStandalone)) { - // In case of a standalone version, the DRAM is already initialized - ArmPlatformInitializeSystemMemory(); - } - - // - // Declare the UEFI memory to PEI - // - if (FeaturePcdGet(PcdStandalone)) { - // In case of standalone UEFI, we set the UEFI memory region at the top of the DRAM - UefiMemoryBase = SystemMemoryTop - FixedPcdGet32 (PcdSystemMemoryUefiRegionSize); - } else { - // In case of a non standalone UEFI, we set the UEFI memory below the Firmware Volume - UefiMemoryBase = FixedPcdGet32 (PcdNormalFdBaseAddress) - FixedPcdGet32 (PcdSystemMemoryUefiRegionSize); - } - UefiMemorySize = FixedPcdGet32 (PcdSystemMemoryUefiRegionSize); - Status = PeiServicesInstallPeiMemory (UefiMemoryBase,UefiMemorySize); - ASSERT_EFI_ERROR (Status); - - // - // Now, the permanent memory has been installed, we can call AllocatePages() - // - Attributes = ( - EFI_RESOURCE_ATTRIBUTE_PRESENT | - EFI_RESOURCE_ATTRIBUTE_INITIALIZED | - EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | - EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | - EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | - EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE | - EFI_RESOURCE_ATTRIBUTE_TESTED - ); - - // If it is not a standalone build we must reserved the space above the base address of the firmware volume - if (!FeaturePcdGet(PcdStandalone)) { - // Check if firmware volume has not be copied at the top of DRAM then we must reserve the extra space - // between the firmware and the top - if (SystemMemoryTop != FixedPcdGet32 (PcdNormalFdBaseAddress) + FixedPcdGet32 (PcdNormalFdSize)) { - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - Attributes & (~EFI_RESOURCE_ATTRIBUTE_TESTED), - FixedPcdGet32 (PcdNormalFdBaseAddress) + FixedPcdGet32 (PcdNormalFdSize), - SystemMemoryTop - (FixedPcdGet32 (PcdNormalFdBaseAddress) + FixedPcdGet32 (PcdNormalFdSize)) - ); - } - - // Reserved the memory space occupied by the firmware volume - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - Attributes & (~EFI_RESOURCE_ATTRIBUTE_PRESENT), - (UINT32)FixedPcdGet32 (PcdNormalFdBaseAddress), - (UINT32)FixedPcdGet32 (PcdNormalFdSize) - ); - } - - // Check there is no overlap between UEFI and Fix Address Regions - ASSERT (FixedPcdGet32 (PcdSystemMemoryBase) + FixedPcdGet32 (PcdSystemMemoryFixRegionSize) <= UefiMemoryBase); - - // Reserved the UEFI Memory Region - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - Attributes, - UefiMemoryBase, - UefiMemorySize - ); - - // Reserved the Fix Address Region - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - Attributes, - FixedPcdGet32 (PcdSystemMemoryBase), - FixedPcdGet32 (PcdSystemMemoryFixRegionSize) - ); - - // Reserved the memory between UEFI and Fix Address regions - if (FixedPcdGet32 (PcdSystemMemoryBase) + FixedPcdGet32 (PcdSystemMemoryFixRegionSize) != UefiMemoryBase) { - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - Attributes & (~EFI_RESOURCE_ATTRIBUTE_TESTED), - FixedPcdGet32 (PcdSystemMemoryBase) + FixedPcdGet32 (PcdSystemMemoryFixRegionSize), - UefiMemoryBase - (FixedPcdGet32 (PcdSystemMemoryBase) + FixedPcdGet32 (PcdSystemMemoryFixRegionSize)) - ); - } - - // If a platform has system memory extensions, it can declare those in this function - Status = ArmPlatformGetAdditionalSystemMemory (&EfiMemoryMap); - if (!EFI_ERROR(Status)) { - // Install the EFI Memory Map - for (Index = 0; EfiMemoryMap[Index].ResourceAttribute != 0; Index++) { - BuildResourceDescriptorHob ( - EFI_RESOURCE_SYSTEM_MEMORY, - EfiMemoryMap[Index].ResourceAttribute, - EfiMemoryMap[Index].PhysicalStart, - EfiMemoryMap[Index].NumberOfBytes - ); - } - FreePool (EfiMemoryMap); - } - - // Build Memory Allocation Hob - InitMmu (); - - if (FeaturePcdGet (PcdPrePiProduceMemoryTypeInformationHob)) { - // Optional feature that helps prevent EFI memory map fragmentation. - BuildMemoryTypeInformationHob (); - } - - return EFI_SUCCESS; -} diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPei.inf b/ArmPlatformPkg/MemoryInitPei/MemoryInitPei.inf deleted file mode 100644 index 058a635bbe..0000000000 --- a/ArmPlatformPkg/MemoryInitPei/MemoryInitPei.inf +++ /dev/null @@ -1,76 +0,0 @@ -#/** @file -# -# Copyright (c) 2011, 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 = MemoryInit - FILE_GUID = c61ef796-b50d-4f98-9f78-4f6f79d800d5 - MODULE_TYPE = PEIM - VERSION_STRING = 1.0 - - ENTRY_POINT = InitializeMemory - -# -# The following information is for reference only and not required by the build tools. -# -# VALID_ARCHITECTURES = IA32 X64 IPF EBC -# - -[Sources] - MemoryInit.c - - -[Packages] - MdePkg/MdePkg.dec - MdeModulePkg/MdeModulePkg.dec - EmbeddedPkg/EmbeddedPkg.dec - ArmPkg/ArmPkg.dec - ArmPlatformPkg/ArmPlatformPkg.dec - -[LibraryClasses] - PeimEntryPoint - DebugLib - HobLib - ArmLib - ArmPlatformLib - -[Guids] - gEfiMemoryTypeInformationGuid - -[Ppis] - -[FeaturePcd] - gEmbeddedTokenSpaceGuid.PcdPrePiProduceMemoryTypeInformationHob - gArmPlatformTokenSpaceGuid.PcdStandalone - -[FixedPcd] - gArmTokenSpaceGuid.PcdNormalFdBaseAddress - gArmTokenSpaceGuid.PcdNormalFdSize - - gArmTokenSpaceGuid.PcdSystemMemoryBase - gArmTokenSpaceGuid.PcdSystemMemorySize - gArmPlatformTokenSpaceGuid.PcdSystemMemoryFixRegionSize - gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize - - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesCode - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesData - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData - -[depex] - TRUE diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.c b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.c new file mode 100755 index 0000000000..95d40b2c44 --- /dev/null +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.c @@ -0,0 +1,169 @@ +/** @file +* +* Copyright (c) 2011, ARM Limited. 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 + +#include +#include +#include +#include +#include + +#include + +VOID +BuildMemoryTypeInformationHob ( + VOID + ); + +VOID +InitMmu ( + VOID + ) +{ + ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable; + VOID *TranslationTableBase; + UINTN TranslationTableSize; + + // Get Virtual Memory Map from the Platform Library + ArmPlatformGetVirtualMemoryMap(&MemoryTable); + + //Note: Because we called PeiServicesInstallPeiMemory() before to call InitMmu() the MMU Page Table resides in + // DRAM (even at the top of DRAM as it is the first permanent memory allocation) + ArmConfigureMmu (MemoryTable, &TranslationTableBase, &TranslationTableSize); +} + +/*++ + +Routine Description: + + + +Arguments: + + FileHandle - Handle of the file being invoked. + PeiServices - Describes the list of possible PEI Services. + +Returns: + + Status - EFI_SUCCESS if the boot mode could be set + +--*/ +EFI_STATUS +EFIAPI +MemoryPeim ( + IN EFI_PHYSICAL_ADDRESS UefiMemoryBase, + IN UINT64 UefiMemorySize + ) +{ + EFI_STATUS Status; + EFI_RESOURCE_ATTRIBUTE_TYPE Attributes; + ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR* EfiMemoryMap; + UINTN Index; + EFI_PHYSICAL_ADDRESS SystemMemoryTop; + + // Ensure PcdSystemMemorySize has been set + ASSERT (PcdGet32 (PcdSystemMemorySize) != 0); + + SystemMemoryTop = (EFI_PHYSICAL_ADDRESS)((UINT32)PcdGet32 (PcdSystemMemoryBase) + (UINT32)PcdGet32 (PcdSystemMemorySize)); + + // + // Now, the permanent memory has been installed, we can call AllocatePages() + // + Attributes = ( + EFI_RESOURCE_ATTRIBUTE_PRESENT | + EFI_RESOURCE_ATTRIBUTE_INITIALIZED | + EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | + EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | + EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | + EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE | + EFI_RESOURCE_ATTRIBUTE_TESTED + ); + + // If it is not a standalone build we must reserved the space above the base address of the firmware volume + if (!PcdGet32(PcdStandalone)) { + // Check if firmware volume has not be copied at the top of DRAM then we must reserve the extra space + // between the firmware and the top + if (SystemMemoryTop != PcdGet32 (PcdNormalFdBaseAddress) + PcdGet32 (PcdNormalFdSize)) { + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + Attributes & (~EFI_RESOURCE_ATTRIBUTE_TESTED), + PcdGet32 (PcdNormalFdBaseAddress) + PcdGet32 (PcdNormalFdSize), + SystemMemoryTop - (PcdGet32 (PcdNormalFdBaseAddress) + PcdGet32 (PcdNormalFdSize)) + ); + } + + // Reserved the memory space occupied by the firmware volume + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + Attributes & (~EFI_RESOURCE_ATTRIBUTE_PRESENT), + (UINT32)PcdGet32 (PcdNormalFdBaseAddress), + (UINT32)PcdGet32 (PcdNormalFdSize) + ); + } + + // Check there is no overlap between UEFI and Fix Address Regions + ASSERT (PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemoryFixRegionSize) <= UefiMemoryBase); + + // Reserved the UEFI Memory Region + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + Attributes, + UefiMemoryBase, + UefiMemorySize + ); + + // Reserved the Fix Address Region + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + Attributes, + PcdGet32 (PcdSystemMemoryBase), + PcdGet32 (PcdSystemMemoryFixRegionSize) + ); + + // Reserved the memory between UEFI and Fix Address regions + if (PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemoryFixRegionSize) != UefiMemoryBase) { + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + Attributes & (~EFI_RESOURCE_ATTRIBUTE_TESTED), + PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemoryFixRegionSize), + UefiMemoryBase - (PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemoryFixRegionSize)) + ); + } + + // If a platform has system memory extensions, it can declare those in this function + Status = ArmPlatformGetAdditionalSystemMemory (&EfiMemoryMap); + if (!EFI_ERROR(Status)) { + // Install the EFI Memory Map + for (Index = 0; EfiMemoryMap[Index].ResourceAttribute != 0; Index++) { + BuildResourceDescriptorHob ( + EFI_RESOURCE_SYSTEM_MEMORY, + EfiMemoryMap[Index].ResourceAttribute, + EfiMemoryMap[Index].PhysicalStart, + EfiMemoryMap[Index].NumberOfBytes + ); + } + FreePool (EfiMemoryMap); + } + + // Build Memory Allocation Hob + InitMmu (); + + if (FeaturePcdGet (PcdPrePiProduceMemoryTypeInformationHob)) { + // Optional feature that helps prevent EFI memory map fragmentation. + BuildMemoryTypeInformationHob (); + } + + return EFI_SUCCESS; +} diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf new file mode 100755 index 0000000000..57fd91fe81 --- /dev/null +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf @@ -0,0 +1,69 @@ +#/** @file +# +# Copyright (c) 2011, 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 = ArmMemoryInitPeiLib + FILE_GUID = 55ddb6e0-70b5-11e0-b33e-0002a5d5c51b + MODULE_TYPE = SEC + VERSION_STRING = 1.0 + LIBRARY_CLASS = PlatformPeiLib + +[Sources] + MemoryInitPeiLib.c + + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + EmbeddedPkg/EmbeddedPkg.dec + ArmPkg/ArmPkg.dec + ArmPlatformPkg/ArmPlatformPkg.dec + +[LibraryClasses] + DebugLib + HobLib + ArmLib + ArmPlatformLib + +[Guids] + gEfiMemoryTypeInformationGuid + +[Ppis] + +[FeaturePcd] + gEmbeddedTokenSpaceGuid.PcdPrePiProduceMemoryTypeInformationHob + +[FixedPcd] + gArmPlatformTokenSpaceGuid.PcdStandalone + + gArmTokenSpaceGuid.PcdNormalFdBaseAddress + gArmTokenSpaceGuid.PcdNormalFdSize + + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize + gArmPlatformTokenSpaceGuid.PcdSystemMemoryFixRegionSize + gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize + + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesData + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData + +[depex] + TRUE diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c new file mode 100755 index 0000000000..3a26c35998 --- /dev/null +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c @@ -0,0 +1,138 @@ +/** @file +* +* Copyright (c) 2011, ARM Limited. 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 + +// +// The protocols, PPI and GUID defintions for this module +// +#include +#include +#include +// +// The Library classes this module consumes +// +#include +#include +#include +#include +#include +#include + +EFI_STATUS +EFIAPI +MemoryPeim ( + IN EFI_PHYSICAL_ADDRESS UefiMemoryBase, + IN UINT64 UefiMemorySize + ); + +// May want to put this into a library so you only need the PCD settings if you are using the feature? +VOID +BuildMemoryTypeInformationHob ( + VOID + ) +{ + EFI_MEMORY_TYPE_INFORMATION Info[10]; + + Info[0].Type = EfiACPIReclaimMemory; + Info[0].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiACPIReclaimMemory); + Info[1].Type = EfiACPIMemoryNVS; + Info[1].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiACPIMemoryNVS); + Info[2].Type = EfiReservedMemoryType; + Info[2].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiReservedMemoryType); + Info[3].Type = EfiRuntimeServicesData; + Info[3].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiRuntimeServicesData); + Info[4].Type = EfiRuntimeServicesCode; + Info[4].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiRuntimeServicesCode); + Info[5].Type = EfiBootServicesCode; + Info[5].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiBootServicesCode); + Info[6].Type = EfiBootServicesData; + Info[6].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiBootServicesData); + Info[7].Type = EfiLoaderCode; + Info[7].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiLoaderCode); + Info[8].Type = EfiLoaderData; + Info[8].NumberOfPages = PcdGet32 (PcdMemoryTypeEfiLoaderData); + + // Terminator for the list + Info[9].Type = EfiMaxMemoryType; + Info[9].NumberOfPages = 0; + + BuildGuidDataHob (&gEfiMemoryTypeInformationGuid, &Info, sizeof (Info)); +} + +/*++ + +Routine Description: + + + +Arguments: + + FileHandle - Handle of the file being invoked. + PeiServices - Describes the list of possible PEI Services. + +Returns: + + Status - EFI_SUCCESS if the boot mode could be set + +--*/ +EFI_STATUS +EFIAPI +InitializeMemory ( + IN EFI_PEI_FILE_HANDLE FileHandle, + IN CONST EFI_PEI_SERVICES **PeiServices + ) +{ + EFI_STATUS Status; + EFI_RESOURCE_ATTRIBUTE_TYPE Attributes; + ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR* EfiMemoryMap; + UINTN Index; + UINTN SystemMemoryTop; + UINTN UefiMemoryBase; + UINTN UefiMemorySize; + + DEBUG ((EFI_D_ERROR, "Memory Init PEIM Loaded\n")); + + // Ensure PcdSystemMemorySize has been set + ASSERT (FixedPcdGet32 (PcdSystemMemorySize) != 0); + + SystemMemoryTop = (UINTN)FixedPcdGet32 (PcdSystemMemoryBase) + (UINTN)FixedPcdGet32 (PcdSystemMemorySize); + + // + // Initialize the System Memory (DRAM) + // + if (FeaturePcdGet(PcdStandalone)) { + // In case of a standalone version, the DRAM is already initialized + ArmPlatformInitializeSystemMemory(); + } + + // + // Declare the UEFI memory to PEI + // + if (FeaturePcdGet(PcdStandalone)) { + // In case of standalone UEFI, we set the UEFI memory region at the top of the DRAM + UefiMemoryBase = SystemMemoryTop - FixedPcdGet32 (PcdSystemMemoryUefiRegionSize); + } else { + // In case of a non standalone UEFI, we set the UEFI memory below the Firmware Volume + UefiMemoryBase = FixedPcdGet32 (PcdNormalFdBaseAddress) - FixedPcdGet32 (PcdSystemMemoryUefiRegionSize); + } + Status = PeiServicesInstallPeiMemory (UefiMemoryBase,FixedPcdGet32 (PcdSystemMemoryUefiRegionSize)); + ASSERT_EFI_ERROR (Status); + + // Initialize MMU and Memory HOBs (Resource Descriptor HOBs) + Status = MemoryPeim (UefiMemoryBase, FixedPcdGet32 (PcdSystemMemoryUefiRegionSize)); + ASSERT_EFI_ERROR (Status); + + return Status; +} diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf new file mode 100755 index 0000000000..c0971b30f4 --- /dev/null +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf @@ -0,0 +1,74 @@ +#/** @file +# +# Copyright (c) 2011, 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 = MemoryInit + FILE_GUID = c61ef796-b50d-4f98-9f78-4f6f79d800d5 + MODULE_TYPE = PEIM + VERSION_STRING = 1.0 + + ENTRY_POINT = InitializeMemory + +# +# The following information is for reference only and not required by the build tools. +# +# VALID_ARCHITECTURES = IA32 X64 IPF EBC ARM +# + +[Sources] + MemoryInitPeim.c + MemoryInitPeiLib.c + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + EmbeddedPkg/EmbeddedPkg.dec + ArmPkg/ArmPkg.dec + ArmPlatformPkg/ArmPlatformPkg.dec + +[LibraryClasses] + PeimEntryPoint + DebugLib + HobLib + ArmLib + ArmPlatformLib + +[Guids] + gEfiMemoryTypeInformationGuid + +[FeaturePcd] + gEmbeddedTokenSpaceGuid.PcdPrePiProduceMemoryTypeInformationHob + gArmPlatformTokenSpaceGuid.PcdStandalone + +[FixedPcd] + gArmTokenSpaceGuid.PcdNormalFdBaseAddress + gArmTokenSpaceGuid.PcdNormalFdSize + + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize + gArmPlatformTokenSpaceGuid.PcdSystemMemoryFixRegionSize + gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize + + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesData + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData + +[Depex] + TRUE