diff options
Diffstat (limited to 'Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0LibMem.c')
| -rw-r--r-- | Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0LibMem.c | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0LibMem.c b/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0LibMem.c deleted file mode 100644 index f384415d7a..0000000000 --- a/Platform/Marvell/Armada/Library/Armada70x0Lib/Armada70x0LibMem.c +++ /dev/null @@ -1,204 +0,0 @@ -/*******************************************************************************
-Copyright (C) 2016 Marvell International Ltd.
-
-Marvell BSD License Option
-
-If you received this File from Marvell, you may opt to use, redistribute and/or
-modify this File under the following licensing terms.
-Redistribution and use in source and binary forms, with or without modification,
-are permitted provided that the following conditions are met:
-
-* Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
-* Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
-
-* Neither the name of Marvell nor the names of its contributors may be
- used to endorse or promote products derived from this software without
- specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
-ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-*******************************************************************************/
-
-#include <Base.h>
-#include <Library/ArmPlatformLib.h>
-#include <Library/DebugLib.h>
-#include <Library/HobLib.h>
-#include <Library/IoLib.h>
-#include <Library/MemoryAllocationLib.h>
-
-#include "Armada70x0LibMem.h"
-
-// The total number of descriptors, including the final "end-of-table" descriptor.
-#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 16
-
-// DDR attributes
-#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_BACK
-#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
-
-STATIC ARM_MEMORY_REGION_DESCRIPTOR mVirtualMemoryTable[MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS];
-
-// Obtain DRAM size basing on register values filled by early firmware.
-STATIC
-UINT64
-GetDramSize (
- IN OUT UINT64 *MemSize
- )
-{
- UINT64 BaseAddr;
- UINT8 RegionCode;
- UINT8 Cs;
-
- *MemSize = 0;
-
- for (Cs = 0; Cs < DRAM_MAX_CS_NUM; Cs++) {
-
- /* Exit loop on first disabled DRAM CS */
- if (!DRAM_CS_ENABLED (Cs)) {
- break;
- }
-
- /*
- * Sanity check for base address of next DRAM block.
- * Only continuous space will be used.
- */
- BaseAddr = GET_DRAM_REGION_BASE (Cs);
- if (BaseAddr != *MemSize) {
- DEBUG ((DEBUG_ERROR,
- "%a: DRAM blocks are not contiguous, limit size to 0x%llx\n",
- __FUNCTION__,
- *MemSize));
- return EFI_SUCCESS;
- }
-
- /* Decode area length for current CS from register value */
- RegionCode = GET_DRAM_REGION_SIZE_CODE (Cs);
-
- if (DRAM_REGION_SIZE_EVEN (RegionCode)) {
- *MemSize += GET_DRAM_REGION_SIZE_EVEN (RegionCode);
- } else if (DRAM_REGION_SIZE_ODD (RegionCode)) {
- *MemSize += GET_DRAM_REGION_SIZE_ODD (RegionCode);
- } else {
- DEBUG ((DEBUG_ERROR,
- "%a: Invalid memory region code (0x%x) for CS#%d\n",
- __FUNCTION__,
- RegionCode,
- Cs));
- return EFI_INVALID_PARAMETER;
- }
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Return the Virtual Memory Map of your platform
-
- This Virtual Memory Map is used by MemoryInitPei Module to initialize the MMU on your platform.
-
- @param[out] VirtualMemoryMap Array of ARM_MEMORY_REGION_DESCRIPTOR describing a Physical-to-
- Virtual Memory mapping. This array must be ended by a zero-filled
- entry
-
-**/
-VOID
-ArmPlatformGetVirtualMemoryMap (
- IN ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap
- )
-{
- UINTN Index = 0;
- UINT64 MemSize;
- UINT64 MemLowSize;
- UINT64 MemHighStart;
- UINT64 MemHighSize;
- UINT64 ConfigSpaceBaseAddr;
- EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttributes;
- EFI_STATUS Status;
-
- ASSERT (VirtualMemoryMap != NULL);
-
- ConfigSpaceBaseAddr = FixedPcdGet64 (PcdConfigSpaceBaseAddress);
-
- // Obtain total memory size from the hardware.
- Status = GetDramSize (&MemSize);
- if (EFI_ERROR (Status)) {
- MemSize = FixedPcdGet64 (PcdSystemMemorySize);
- DEBUG ((DEBUG_ERROR, "Limit total memory size to %d MB\n", MemSize / 1024 / 1024));
- }
-
- if (DRAM_REMAP_ENABLED) {
- MemLowSize = MIN (DRAM_REMAP_TARGET, MemSize);
- MemHighStart = (UINT64)DRAM_REMAP_TARGET + DRAM_REMAP_SIZE;
- MemHighSize = MemSize - MemLowSize;
- } else {
- MemLowSize = MIN (ConfigSpaceBaseAddr, MemSize);
- }
-
- ResourceAttributes = (
- EFI_RESOURCE_ATTRIBUTE_PRESENT |
- EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
- EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
- EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
- EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |
- EFI_RESOURCE_ATTRIBUTE_TESTED
- );
-
- BuildResourceDescriptorHob (
- EFI_RESOURCE_SYSTEM_MEMORY,
- ResourceAttributes,
- FixedPcdGet64 (PcdSystemMemoryBase),
- MemLowSize
- );
-
- // DDR
- mVirtualMemoryTable[Index].PhysicalBase = FixedPcdGet64 (PcdSystemMemoryBase);
- mVirtualMemoryTable[Index].VirtualBase = FixedPcdGet64 (PcdSystemMemoryBase);
- mVirtualMemoryTable[Index].Length = MemLowSize;
- mVirtualMemoryTable[Index].Attributes = DDR_ATTRIBUTES_CACHED;
-
- // Configuration space
- mVirtualMemoryTable[++Index].PhysicalBase = ConfigSpaceBaseAddr;
- mVirtualMemoryTable[Index].VirtualBase = ConfigSpaceBaseAddr;
- mVirtualMemoryTable[Index].Length = SIZE_4GB - ConfigSpaceBaseAddr;
- mVirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
-
- if (MemSize > MemLowSize) {
- //
- // If we have more than MemLowSize worth of DRAM, the remainder will be
- // mapped at the top of the remapped window.
- //
- mVirtualMemoryTable[++Index].PhysicalBase = MemHighStart;
- mVirtualMemoryTable[Index].VirtualBase = MemHighStart;
- mVirtualMemoryTable[Index].Length = MemHighSize;
- mVirtualMemoryTable[Index].Attributes = DDR_ATTRIBUTES_CACHED;
-
- BuildResourceDescriptorHob (
- EFI_RESOURCE_SYSTEM_MEMORY,
- ResourceAttributes,
- MemHighStart,
- MemHighSize
- );
- }
-
- // End of Table
- mVirtualMemoryTable[++Index].PhysicalBase = 0;
- mVirtualMemoryTable[Index].VirtualBase = 0;
- mVirtualMemoryTable[Index].Length = 0;
- mVirtualMemoryTable[Index].Attributes = 0;
-
- ASSERT((Index + 1) <= MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS);
-
- *VirtualMemoryMap = mVirtualMemoryTable;
-}
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