#include <Library/MemoryAllocationLib.h>\r
#include <Library/IoLib.h>\r
\r
+#include <ArmPlatform.h>\r
+\r
+#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 6\r
+\r
// DDR attributes\r
#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK\r
#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED\r
-#define DDR_ATTRIBUTES_SECURE_CACHED ARM_MEMORY_REGION_ATTRIBUTE_SECURE_WRITE_BACK\r
-#define DDR_ATTRIBUTES_SECURE_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_SECURE_UNCACHED_UNBUFFERED\r
-\r
-/**\r
- Return the information about the memory region in permanent memory used by PEI\r
-\r
- One of the PEI Module must install the permament memory used by PEI. This function returns the\r
- information about this region for your platform to this PEIM module.\r
-\r
- @param[out] PeiMemoryBase Base of the memory region used by PEI core and modules\r
- @param[out] PeiMemorySize Size of the memory region used by PEI core and modules\r
-\r
-**/\r
-VOID ArmPlatformGetPeiMemory (\r
- OUT UINTN* PeiMemoryBase,\r
- OUT UINTN* PeiMemorySize\r
- ) {\r
- ASSERT((PeiMemoryBase != NULL) && (PeiMemorySize != NULL));\r
- \r
- *PeiMemoryBase = ARM_EB_DRAM_BASE + ARM_EB_EFI_FIX_ADDRESS_REGION_SZ;\r
- *PeiMemorySize = ARM_EB_EFI_MEMORY_REGION_SZ;\r
-}\r
\r
/**\r
Return the Virtual Memory Map of your platform\r
entry\r
\r
**/\r
-VOID ArmPlatformGetVirtualMemoryMap(ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap) {\r
- UINT32 CacheAttributes;\r
- BOOLEAN bTrustzoneSupport = FALSE;\r
- UINTN Index = 0;\r
- ARM_MEMORY_REGION_DESCRIPTOR *VirtualMemoryTable;\r
-\r
- ASSERT(VirtualMemoryMap != NULL);\r
-\r
- VirtualMemoryTable = (ARM_MEMORY_REGION_DESCRIPTOR*)AllocatePages(sizeof(ARM_MEMORY_REGION_DESCRIPTOR) * 9);\r
- if (VirtualMemoryTable == NULL) {\r
- return;\r
- }\r
-\r
- if (FeaturePcdGet(PcdCacheEnable) == TRUE) {\r
- CacheAttributes = (bTrustzoneSupport ? DDR_ATTRIBUTES_CACHED : DDR_ATTRIBUTES_SECURE_CACHED);\r
- } else {\r
- CacheAttributes = (bTrustzoneSupport ? DDR_ATTRIBUTES_UNCACHED : DDR_ATTRIBUTES_SECURE_UNCACHED);\r
- }\r
-\r
- // ReMap (Either NOR Flash or DRAM)\r
- VirtualMemoryTable[Index].PhysicalBase = ARM_EB_REMAP_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_REMAP_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_REMAP_SZ;\r
- VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
-\r
- // DDR\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_DRAM_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_DRAM_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_DRAM_SZ;\r
- VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
-\r
- // SMC CS7\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_MB_ON_CHIP_PERIPH_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_MB_ON_CHIP_PERIPH_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_SMB_MB_ON_CHIP_PERIPH_SZ;\r
- VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);\r
-\r
- // SMB CS0-CS1 - NOR Flash 1 & 2\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_NOR_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_NOR_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_SMB_NOR_SZ + ARM_EB_SMB_DOC_SZ;\r
- VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);\r
-\r
- // SMB CS2 - SRAM\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_SRAM_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_SRAM_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_SMB_SRAM_SZ;\r
- VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
-\r
- // SMB CS3-CS6 - Motherboard Peripherals\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_PERIPH_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_PERIPH_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_SMB_PERIPH_SZ;\r
- VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);\r
-\r
- // If a Logic Tile is connected to The ARM Versatile Express Motherboard\r
- if (MmioRead32(ARM_EB_SYS_PROCID1_REG) != 0) {\r
- VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_LOGIC_TILE_BASE;\r
- VirtualMemoryTable[Index].VirtualBase = ARM_EB_LOGIC_TILE_BASE;\r
- VirtualMemoryTable[Index].Length = ARM_EB_LOGIC_TILE_SZ;\r
- VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);\r
- }\r
-\r
- // End of Table\r
- VirtualMemoryTable[++Index].PhysicalBase = 0;\r
- VirtualMemoryTable[Index].VirtualBase = 0;\r
- VirtualMemoryTable[Index].Length = 0;\r
- VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;\r
-\r
- *VirtualMemoryMap = VirtualMemoryTable;\r
-}\r
-\r
-/**\r
- Return the EFI Memory Map of your platform\r
-\r
- This EFI Memory Map of the System Memory is used by MemoryInitPei module to create the Resource\r
- Descriptor HOBs used by DXE core.\r
-\r
- @param[out] EfiMemoryMap Array of ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR describing an\r
- EFI Memory region. This array must be ended by a zero-filled entry\r
-\r
-**/\r
-VOID ArmPlatformGetEfiMemoryMap (\r
- OUT ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR** EfiMemoryMap\r
-) {\r
- EFI_RESOURCE_ATTRIBUTE_TYPE Attributes;\r
- UINT64 MemoryBase;\r
- UINTN Index = 0;\r
- ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR *EfiMemoryTable;\r
-\r
- ASSERT(EfiMemoryMap != NULL);\r
-\r
- EfiMemoryTable = (ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR*)AllocatePages(sizeof(ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR) * 6);\r
-\r
- Attributes =\r
- (\r
- EFI_RESOURCE_ATTRIBUTE_PRESENT |\r
- EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r
- EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r
- EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r
- EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r
- EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |\r
- EFI_RESOURCE_ATTRIBUTE_TESTED\r
- );\r
- MemoryBase = ARM_EB_DRAM_BASE;\r
- \r
- // Memory Reserved for fixed address allocations (such as Exception Vector Table)\r
- EfiMemoryTable[Index].ResourceAttribute = Attributes;\r
- EfiMemoryTable[Index].PhysicalStart = MemoryBase;\r
- EfiMemoryTable[Index].NumberOfBytes = ARM_EB_EFI_FIX_ADDRESS_REGION_SZ;\r
- \r
- MemoryBase += ARM_EB_EFI_FIX_ADDRESS_REGION_SZ;\r
-\r
- // Memory declared to PEI as permanent memory for PEI and DXE\r
- EfiMemoryTable[++Index].ResourceAttribute = Attributes;\r
- EfiMemoryTable[Index].PhysicalStart = MemoryBase;\r
- EfiMemoryTable[Index].NumberOfBytes = ARM_EB_EFI_MEMORY_REGION_SZ;\r
-\r
- MemoryBase += ARM_EB_EFI_MEMORY_REGION_SZ;\r
-\r
- // We must reserve the memory used by the Firmware Volume copied in DRAM at 0x80000000\r
- if (FeaturePcdGet(PcdStandalone) == FALSE) {\r
- // Chunk between the EFI Memory region and the firmware\r
- EfiMemoryTable[++Index].ResourceAttribute = Attributes;\r
- EfiMemoryTable[Index].PhysicalStart = MemoryBase;\r
- EfiMemoryTable[Index].NumberOfBytes = PcdGet32(PcdNormalFdBaseAddress) - MemoryBase;\r
-\r
- // Chunk reserved by the firmware in DRAM\r
- EfiMemoryTable[++Index].ResourceAttribute = Attributes & (~EFI_RESOURCE_ATTRIBUTE_PRESENT);\r
- EfiMemoryTable[Index].PhysicalStart = PcdGet32(PcdNormalFdBaseAddress);\r
- EfiMemoryTable[Index].NumberOfBytes = PcdGet32(PcdNormalFdSize);\r
-\r
- MemoryBase = PcdGet32(PcdNormalFdBaseAddress) + PcdGet32(PcdNormalFdSize);\r
- }\r
- \r
- // We allocate all the remain memory as untested system memory\r
- EfiMemoryTable[++Index].ResourceAttribute = Attributes & (~EFI_RESOURCE_ATTRIBUTE_TESTED);\r
- EfiMemoryTable[Index].PhysicalStart = MemoryBase;\r
- EfiMemoryTable[Index].NumberOfBytes = ARM_EB_DRAM_SZ - (MemoryBase-ARM_EB_DRAM_BASE);\r
-\r
- EfiMemoryTable[++Index].ResourceAttribute = 0;\r
- EfiMemoryTable[Index].PhysicalStart = 0;\r
- EfiMemoryTable[Index].NumberOfBytes = 0;\r
-\r
- *EfiMemoryMap = EfiMemoryTable;\r
+VOID\r
+ArmPlatformGetVirtualMemoryMap (\r
+ IN ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap\r
+ )\r
+{\r
+ UINT32 CacheAttributes;\r
+ UINTN Index = 0;\r
+ ARM_MEMORY_REGION_DESCRIPTOR *VirtualMemoryTable;\r
+\r
+ ASSERT(VirtualMemoryMap != NULL);\r
+\r
+ VirtualMemoryTable = (ARM_MEMORY_REGION_DESCRIPTOR*)AllocatePages (EFI_SIZE_TO_PAGES (sizeof(ARM_MEMORY_REGION_DESCRIPTOR) * MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS));\r
+ if (VirtualMemoryTable == NULL) {\r
+ return;\r
+ }\r
+\r
+ if (FeaturePcdGet(PcdCacheEnable) == TRUE) {\r
+ CacheAttributes = DDR_ATTRIBUTES_CACHED;\r
+ } else {\r
+ CacheAttributes = DDR_ATTRIBUTES_UNCACHED;\r
+ }\r
+\r
+ // ReMap (Either NOR Flash or DRAM)\r
+ VirtualMemoryTable[Index].PhysicalBase = ARM_EB_REMAP_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_REMAP_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_REMAP_SZ;\r
+ VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
+\r
+ // DDR\r
+ VirtualMemoryTable[++Index].PhysicalBase = PcdGet32 (PcdSystemMemoryBase);\r
+ VirtualMemoryTable[Index].VirtualBase = PcdGet32 (PcdSystemMemoryBase);\r
+ VirtualMemoryTable[Index].Length = PcdGet32 (PcdSystemMemorySize);\r
+ VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
+\r
+ // SMC CS7\r
+ VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_MB_ON_CHIP_PERIPH_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_MB_ON_CHIP_PERIPH_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_SMB_MB_ON_CHIP_PERIPH_SZ;\r
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;\r
+\r
+ // SMB CS0-CS1 - NOR Flash 1 & 2\r
+ VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_NOR_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_NOR_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_SMB_NOR_SZ + ARM_EB_SMB_DOC_SZ;\r
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;\r
+\r
+ // SMB CS2 - SRAM\r
+ VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_SRAM_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_SRAM_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_SMB_SRAM_SZ;\r
+ VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;\r
+\r
+ // SMB CS3-CS6 - Motherboard Peripherals\r
+ VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_SMB_PERIPH_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_SMB_PERIPH_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_SMB_PERIPH_SZ;\r
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;\r
+\r
+ // If a Logic Tile is connected to The ARM Versatile Express Motherboard\r
+ if (MmioRead32(ARM_EB_SYS_PROCID1_REG) != 0) {\r
+ VirtualMemoryTable[++Index].PhysicalBase = ARM_EB_LOGIC_TILE_BASE;\r
+ VirtualMemoryTable[Index].VirtualBase = ARM_EB_LOGIC_TILE_BASE;\r
+ VirtualMemoryTable[Index].Length = ARM_EB_LOGIC_TILE_SZ;\r
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;\r
+\r
+ ASSERT((Index + 1) == (MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS + 1));\r
+ } else {\r
+ ASSERT((Index + 1) == MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS);\r
+ }\r
+\r
+ // End of Table\r
+ VirtualMemoryTable[++Index].PhysicalBase = 0;\r
+ VirtualMemoryTable[Index].VirtualBase = 0;\r
+ VirtualMemoryTable[Index].Length = 0;\r
+ VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;\r
+\r
+ *VirtualMemoryMap = VirtualMemoryTable;\r
}\r