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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/k_memory_layout.board.nintendo_nx.cpp | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/src/core/hle/kernel/k_memory_layout.board.nintendo_nx.cpp b/src/core/hle/kernel/k_memory_layout.board.nintendo_nx.cpp deleted file mode 100644 index 098ba6eac..000000000 --- a/src/core/hle/kernel/k_memory_layout.board.nintendo_nx.cpp +++ /dev/null @@ -1,201 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#include "common/alignment.h" -#include "common/literals.h" -#include "core/hle/kernel/k_memory_layout.h" -#include "core/hle/kernel/k_memory_manager.h" -#include "core/hle/kernel/k_system_control.h" -#include "core/hle/kernel/k_trace.h" - -namespace Kernel { - -namespace { - -using namespace Common::Literals; - -constexpr size_t CarveoutAlignment = 0x20000; -constexpr size_t CarveoutSizeMax = (512_MiB) - CarveoutAlignment; - -bool SetupPowerManagementControllerMemoryRegion(KMemoryLayout& memory_layout) { - // Above firmware 2.0.0, the PMC is not mappable. - return memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x7000E000, 0x400, KMemoryRegionType_None | KMemoryRegionAttr_NoUserMap) && - memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x7000E400, 0xC00, - KMemoryRegionType_PowerManagementController | KMemoryRegionAttr_NoUserMap); -} - -void InsertPoolPartitionRegionIntoBothTrees(KMemoryLayout& memory_layout, size_t start, size_t size, - KMemoryRegionType phys_type, - KMemoryRegionType virt_type, u32& cur_attr) { - const u32 attr = cur_attr++; - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert(start, size, - static_cast<u32>(phys_type), attr)); - const KMemoryRegion* phys = memory_layout.GetPhysicalMemoryRegionTree().FindByTypeAndAttribute( - static_cast<u32>(phys_type), attr); - ASSERT(phys != nullptr); - ASSERT(phys->GetEndAddress() != 0); - ASSERT(memory_layout.GetVirtualMemoryRegionTree().Insert(phys->GetPairAddress(), size, - static_cast<u32>(virt_type), attr)); -} - -} // namespace - -namespace Init { - -void SetupDevicePhysicalMemoryRegions(KMemoryLayout& memory_layout) { - ASSERT(SetupPowerManagementControllerMemoryRegion(memory_layout)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x70019000, 0x1000, KMemoryRegionType_MemoryController | KMemoryRegionAttr_NoUserMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x7001C000, 0x1000, KMemoryRegionType_MemoryController0 | KMemoryRegionAttr_NoUserMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x7001D000, 0x1000, KMemoryRegionType_MemoryController1 | KMemoryRegionAttr_NoUserMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x50040000, 0x1000, KMemoryRegionType_None | KMemoryRegionAttr_NoUserMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x50041000, 0x1000, - KMemoryRegionType_InterruptDistributor | KMemoryRegionAttr_ShouldKernelMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x50042000, 0x1000, - KMemoryRegionType_InterruptCpuInterface | KMemoryRegionAttr_ShouldKernelMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x50043000, 0x1D000, KMemoryRegionType_None | KMemoryRegionAttr_NoUserMap)); - - // Map IRAM unconditionally, to support debug-logging-to-iram build config. - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x40000000, 0x40000, KMemoryRegionType_LegacyLpsIram | KMemoryRegionAttr_ShouldKernelMap)); - - // Above firmware 2.0.0, prevent mapping the bpmp exception vectors or the ipatch region. - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x6000F000, 0x1000, KMemoryRegionType_None | KMemoryRegionAttr_NoUserMap)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - 0x6001DC00, 0x400, KMemoryRegionType_None | KMemoryRegionAttr_NoUserMap)); -} - -void SetupDramPhysicalMemoryRegions(KMemoryLayout& memory_layout) { - const size_t intended_memory_size = KSystemControl::Init::GetIntendedMemorySize(); - const PAddr physical_memory_base_address = - KSystemControl::Init::GetKernelPhysicalBaseAddress(DramPhysicalAddress); - - // Insert blocks into the tree. - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - physical_memory_base_address, intended_memory_size, KMemoryRegionType_Dram)); - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - physical_memory_base_address, ReservedEarlyDramSize, KMemoryRegionType_DramReservedEarly)); - - // Insert the KTrace block at the end of Dram, if KTrace is enabled. - static_assert(!IsKTraceEnabled || KTraceBufferSize > 0); - if constexpr (IsKTraceEnabled) { - const PAddr ktrace_buffer_phys_addr = - physical_memory_base_address + intended_memory_size - KTraceBufferSize; - ASSERT(memory_layout.GetPhysicalMemoryRegionTree().Insert( - ktrace_buffer_phys_addr, KTraceBufferSize, KMemoryRegionType_KernelTraceBuffer)); - } -} - -void SetupPoolPartitionMemoryRegions(KMemoryLayout& memory_layout) { - // Start by identifying the extents of the DRAM memory region. - const auto dram_extents = memory_layout.GetMainMemoryPhysicalExtents(); - ASSERT(dram_extents.GetEndAddress() != 0); - - // Determine the end of the pool region. - const u64 pool_end = dram_extents.GetEndAddress() - KTraceBufferSize; - - // Find the start of the kernel DRAM region. - const KMemoryRegion* kernel_dram_region = - memory_layout.GetPhysicalMemoryRegionTree().FindFirstDerived( - KMemoryRegionType_DramKernelBase); - ASSERT(kernel_dram_region != nullptr); - - const u64 kernel_dram_start = kernel_dram_region->GetAddress(); - ASSERT(Common::IsAligned(kernel_dram_start, CarveoutAlignment)); - - // Find the start of the pool partitions region. - const KMemoryRegion* pool_partitions_region = - memory_layout.GetPhysicalMemoryRegionTree().FindByTypeAndAttribute( - KMemoryRegionType_DramPoolPartition, 0); - ASSERT(pool_partitions_region != nullptr); - const u64 pool_partitions_start = pool_partitions_region->GetAddress(); - - // Setup the pool partition layouts. - // On 5.0.0+, setup modern 4-pool-partition layout. - - // Get Application and Applet pool sizes. - const size_t application_pool_size = KSystemControl::Init::GetApplicationPoolSize(); - const size_t applet_pool_size = KSystemControl::Init::GetAppletPoolSize(); - const size_t unsafe_system_pool_min_size = - KSystemControl::Init::GetMinimumNonSecureSystemPoolSize(); - - // Decide on starting addresses for our pools. - const u64 application_pool_start = pool_end - application_pool_size; - const u64 applet_pool_start = application_pool_start - applet_pool_size; - const u64 unsafe_system_pool_start = std::min( - kernel_dram_start + CarveoutSizeMax, - Common::AlignDown(applet_pool_start - unsafe_system_pool_min_size, CarveoutAlignment)); - const size_t unsafe_system_pool_size = applet_pool_start - unsafe_system_pool_start; - - // We want to arrange application pool depending on where the middle of dram is. - const u64 dram_midpoint = (dram_extents.GetAddress() + dram_extents.GetEndAddress()) / 2; - u32 cur_pool_attr = 0; - size_t total_overhead_size = 0; - if (dram_extents.GetEndAddress() <= dram_midpoint || dram_midpoint <= application_pool_start) { - InsertPoolPartitionRegionIntoBothTrees( - memory_layout, application_pool_start, application_pool_size, - KMemoryRegionType_DramApplicationPool, KMemoryRegionType_VirtualDramApplicationPool, - cur_pool_attr); - total_overhead_size += - KMemoryManager::CalculateManagementOverheadSize(application_pool_size); - } else { - const size_t first_application_pool_size = dram_midpoint - application_pool_start; - const size_t second_application_pool_size = - application_pool_start + application_pool_size - dram_midpoint; - InsertPoolPartitionRegionIntoBothTrees( - memory_layout, application_pool_start, first_application_pool_size, - KMemoryRegionType_DramApplicationPool, KMemoryRegionType_VirtualDramApplicationPool, - cur_pool_attr); - InsertPoolPartitionRegionIntoBothTrees( - memory_layout, dram_midpoint, second_application_pool_size, - KMemoryRegionType_DramApplicationPool, KMemoryRegionType_VirtualDramApplicationPool, - cur_pool_attr); - total_overhead_size += - KMemoryManager::CalculateManagementOverheadSize(first_application_pool_size); - total_overhead_size += - KMemoryManager::CalculateManagementOverheadSize(second_application_pool_size); - } - - // Insert the applet pool. - InsertPoolPartitionRegionIntoBothTrees(memory_layout, applet_pool_start, applet_pool_size, - KMemoryRegionType_DramAppletPool, - KMemoryRegionType_VirtualDramAppletPool, cur_pool_attr); - total_overhead_size += KMemoryManager::CalculateManagementOverheadSize(applet_pool_size); - - // Insert the nonsecure system pool. - InsertPoolPartitionRegionIntoBothTrees( - memory_layout, unsafe_system_pool_start, unsafe_system_pool_size, - KMemoryRegionType_DramSystemNonSecurePool, KMemoryRegionType_VirtualDramSystemNonSecurePool, - cur_pool_attr); - total_overhead_size += KMemoryManager::CalculateManagementOverheadSize(unsafe_system_pool_size); - - // Insert the pool management region. - total_overhead_size += KMemoryManager::CalculateManagementOverheadSize( - (unsafe_system_pool_start - pool_partitions_start) - total_overhead_size); - const u64 pool_management_start = unsafe_system_pool_start - total_overhead_size; - const size_t pool_management_size = total_overhead_size; - u32 pool_management_attr = 0; - InsertPoolPartitionRegionIntoBothTrees( - memory_layout, pool_management_start, pool_management_size, - KMemoryRegionType_DramPoolManagement, KMemoryRegionType_VirtualDramPoolManagement, - pool_management_attr); - - // Insert the system pool. - const u64 system_pool_size = pool_management_start - pool_partitions_start; - InsertPoolPartitionRegionIntoBothTrees(memory_layout, pool_partitions_start, system_pool_size, - KMemoryRegionType_DramSystemPool, - KMemoryRegionType_VirtualDramSystemPool, cur_pool_attr); -} - -} // namespace Init - -} // namespace Kernel |