/** @file
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*
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* Copyright (c) 2014-2017, Linaro Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#include <Library/ArmPlatformLib.h>
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#include <Library/DebugLib.h>
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#include <Library/HobLib.h>
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#include <Library/IoLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/PcdLib.h>
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#include <Soc.h>
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// The total number of descriptors, including the final "end-of-table" descriptor.
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#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 12
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// DDR attributes
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#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
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#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
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#define RK3588_EXTRA_SYSTEM_MEMORY_BASE (FixedPcdGet64(PcdLcdDdrFrameBufferBase) + FixedPcdGet64(PcdLcdDdrFrameBufferSize))
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#define RK3588_EXTRA_SYSTEM_MEMORY_SIZE 0xA0000000
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#define RK3588_DISPLAY_FB_BASE (FixedPcdGet64(PcdLcdDdrFrameBufferBase))
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#define RK3588_DISPLAY_FB_SIZE (FixedPcdGet64(PcdLcdDdrFrameBufferSize))
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STATIC struct RK3588ReservedMemory {
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EFI_PHYSICAL_ADDRESS Offset;
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EFI_PHYSICAL_ADDRESS Size;
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} RK3588ReservedMemoryBuffer [] = {
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{ 0x00000000, 0x00200000 }, // ATF
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{ 0x08400000, 0x01000000 }, // TEE OS
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{ 0xF0000000, 0x10000000 }, // REG
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// { 0x0740F000, 0x00001000 }, // MAILBOX
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// { 0x21F00000, 0x00100000 }, // PSTORE/RAMOOPS
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// { 0x3E000000, 0x02000000 } // TEE OS
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};
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STATIC
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UINT64
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EFIAPI
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RK3588InitMemorySize (
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IN VOID
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)
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{
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//UINT32 Data;
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UINT64 MemorySize;
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//Data = MmioRead32 (MDDRC_AXI_BASE + AXI_REGION_MAP);
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MemorySize = SIZE_8GB;//RK3588_REGION_SIZE(Data);
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return MemorySize;
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}
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/**
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Return the Virtual Memory Map of your platform
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This Virtual Memory Map is used by MemoryInitPei Module to initialize the MMU on your platform.
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@param[out] VirtualMemoryMap Array of ARM_MEMORY_REGION_DESCRIPTOR describing a Physical-to-
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Virtual Memory mapping. This array must be ended by a zero-filled
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entry
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**/
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VOID
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ArmPlatformGetVirtualMemoryMap (
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IN ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap
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)
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{
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ARM_MEMORY_REGION_ATTRIBUTES CacheAttributes;
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UINTN Index = 0, Count, ReservedTop;
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ARM_MEMORY_REGION_DESCRIPTOR *VirtualMemoryTable;
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EFI_PEI_HOB_POINTERS NextHob;
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EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttributes;
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UINT64 ResourceLength;
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EFI_PHYSICAL_ADDRESS ResourceTop;
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UINT64 MemorySize, AdditionalMemorySize;
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MemorySize = RK3588InitMemorySize ();
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if (MemorySize == 0) {
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MemorySize = PcdGet64 (PcdSystemMemorySize);
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}
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ResourceAttributes = (
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EFI_RESOURCE_ATTRIBUTE_PRESENT |
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EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
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EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
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EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
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EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |
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EFI_RESOURCE_ATTRIBUTE_TESTED
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);
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// Create initial Base Hob for system memory.
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BuildResourceDescriptorHob (
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EFI_RESOURCE_SYSTEM_MEMORY,
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ResourceAttributes,
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PcdGet64 (PcdSystemMemoryBase),
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PcdGet64 (PcdSystemMemorySize)
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);
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NextHob.Raw = GetHobList ();
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Count = sizeof (RK3588ReservedMemoryBuffer) / sizeof (struct RK3588ReservedMemory);
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while ((NextHob.Raw = GetNextHob (EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, NextHob.Raw)) != NULL) {
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if (Index >= Count) {
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break;
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}
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if ((NextHob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) &&
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(RK3588ReservedMemoryBuffer[Index].Offset >= NextHob.ResourceDescriptor->PhysicalStart) &&
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((RK3588ReservedMemoryBuffer[Index].Offset + RK3588ReservedMemoryBuffer[Index].Size) <=
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NextHob.ResourceDescriptor->PhysicalStart + NextHob.ResourceDescriptor->ResourceLength)) {
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ResourceAttributes = NextHob.ResourceDescriptor->ResourceAttribute;
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ResourceLength = NextHob.ResourceDescriptor->ResourceLength;
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ResourceTop = NextHob.ResourceDescriptor->PhysicalStart + ResourceLength;
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ReservedTop = RK3588ReservedMemoryBuffer[Index].Offset + RK3588ReservedMemoryBuffer[Index].Size;
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// Create the System Memory HOB for the reserved buffer
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BuildResourceDescriptorHob (EFI_RESOURCE_MEMORY_RESERVED,
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EFI_RESOURCE_ATTRIBUTE_PRESENT,
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RK3588ReservedMemoryBuffer[Index].Offset,
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RK3588ReservedMemoryBuffer[Index].Size);
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// Update the HOB
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NextHob.ResourceDescriptor->ResourceLength = RK3588ReservedMemoryBuffer[Index].Offset - NextHob.ResourceDescriptor->PhysicalStart;
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// If there is some memory available on the top of the reserved memory then create a HOB
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if (ReservedTop < ResourceTop) {
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BuildResourceDescriptorHob (EFI_RESOURCE_SYSTEM_MEMORY,
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ResourceAttributes,
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ReservedTop,
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ResourceTop - ReservedTop);
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}
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Index++;
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}
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NextHob.Raw = GET_NEXT_HOB (NextHob);
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}
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AdditionalMemorySize = MemorySize - PcdGet64 (PcdSystemMemorySize);
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if (AdditionalMemorySize >= SIZE_1GB) {
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// Declared the additional memory
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ResourceAttributes =
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EFI_RESOURCE_ATTRIBUTE_PRESENT |
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EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
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EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
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EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
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EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |
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EFI_RESOURCE_ATTRIBUTE_TESTED;
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BuildResourceDescriptorHob (
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EFI_RESOURCE_SYSTEM_MEMORY,
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ResourceAttributes,
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RK3588_EXTRA_SYSTEM_MEMORY_BASE,
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RK3588_EXTRA_SYSTEM_MEMORY_SIZE);
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}
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ASSERT (VirtualMemoryMap != NULL);
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VirtualMemoryTable = (ARM_MEMORY_REGION_DESCRIPTOR*)AllocatePages(EFI_SIZE_TO_PAGES (sizeof(ARM_MEMORY_REGION_DESCRIPTOR) * MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS));
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if (VirtualMemoryTable == NULL) {
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return;
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}
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CacheAttributes = DDR_ATTRIBUTES_CACHED;
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Index = 0;
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// RK3588 SOC peripherals
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VirtualMemoryTable[Index].PhysicalBase = RK3588_PERIPH_BASE;
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VirtualMemoryTable[Index].VirtualBase = RK3588_PERIPH_BASE;
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VirtualMemoryTable[Index].Length = RK3588_PERIPH_SZ;
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VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_DEVICE;
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#if 0
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BuildResourceDescriptorHob (
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EFI_RESOURCE_SYSTEM_MEMORY,
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EFI_RESOURCE_ATTRIBUTE_PRESENT |
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EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
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EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |
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EFI_RESOURCE_ATTRIBUTE_TESTED,
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0xFE2B0000,
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0x00100000
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);
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BuildMemoryAllocationHob (
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0xFE2B0000,
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0x00100000,
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EfiRuntimeServicesData
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);
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#endif
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//PCIe 64 BAR space
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VirtualMemoryTable[++Index].PhysicalBase = 0x940000000;
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VirtualMemoryTable[Index].VirtualBase = 0x940000000;
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VirtualMemoryTable[Index].Length = 0x100000000 + 0x1400000;
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VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_DEVICE;
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// DDR - predefined 1GB size
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VirtualMemoryTable[++Index].PhysicalBase = PcdGet64 (PcdSystemMemoryBase);
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VirtualMemoryTable[Index].VirtualBase = PcdGet64 (PcdSystemMemoryBase);
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VirtualMemoryTable[Index].Length = PcdGet64 (PcdSystemMemorySize);
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VirtualMemoryTable[Index].Attributes = CacheAttributes;
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// If DDR capacity is 2GB size, append a new entry to fill the gap.
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if (AdditionalMemorySize >= SIZE_1GB) {
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VirtualMemoryTable[++Index].PhysicalBase = RK3588_EXTRA_SYSTEM_MEMORY_BASE;
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VirtualMemoryTable[Index].VirtualBase = RK3588_EXTRA_SYSTEM_MEMORY_BASE;
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VirtualMemoryTable[Index].Length = RK3588_EXTRA_SYSTEM_MEMORY_SIZE;
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VirtualMemoryTable[Index].Attributes = CacheAttributes;
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}
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// display framebuffer reserved memory
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CacheAttributes = DDR_ATTRIBUTES_UNCACHED;
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if (AdditionalMemorySize >= SIZE_1GB) {
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VirtualMemoryTable[++Index].PhysicalBase = RK3588_DISPLAY_FB_BASE;
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VirtualMemoryTable[Index].VirtualBase = RK3588_DISPLAY_FB_BASE;
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VirtualMemoryTable[Index].Length = RK3588_DISPLAY_FB_SIZE;
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VirtualMemoryTable[Index].Attributes = CacheAttributes;
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}
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// End of Table
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VirtualMemoryTable[++Index].PhysicalBase = 0;
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VirtualMemoryTable[Index].VirtualBase = 0;
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VirtualMemoryTable[Index].Length = 0;
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VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;
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ASSERT((Index + 1) <= MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS);
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*VirtualMemoryMap = VirtualMemoryTable;
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}
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