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-rw-r--r--src/core/memory.cpp86
1 files changed, 44 insertions, 42 deletions
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 635449fce..34ad7cadd 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -1,6 +1,5 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <cstring>
@@ -37,10 +36,11 @@ struct Memory::Impl {
}
void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, PAddr target) {
- ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
- ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
+ ASSERT_MSG((size & YUZU_PAGEMASK) == 0, "non-page aligned size: {:016X}", size);
+ ASSERT_MSG((base & YUZU_PAGEMASK) == 0, "non-page aligned base: {:016X}", base);
ASSERT_MSG(target >= DramMemoryMap::Base, "Out of bounds target: {:016X}", target);
- MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, Common::PageType::Memory);
+ MapPages(page_table, base / YUZU_PAGESIZE, size / YUZU_PAGESIZE, target,
+ Common::PageType::Memory);
if (Settings::IsFastmemEnabled()) {
system.DeviceMemory().buffer.Map(base, target - DramMemoryMap::Base, size);
@@ -48,9 +48,10 @@ struct Memory::Impl {
}
void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
- ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
- ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
- MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, 0, Common::PageType::Unmapped);
+ ASSERT_MSG((size & YUZU_PAGEMASK) == 0, "non-page aligned size: {:016X}", size);
+ ASSERT_MSG((base & YUZU_PAGEMASK) == 0, "non-page aligned base: {:016X}", base);
+ MapPages(page_table, base / YUZU_PAGESIZE, size / YUZU_PAGESIZE, 0,
+ Common::PageType::Unmapped);
if (Settings::IsFastmemEnabled()) {
system.DeviceMemory().buffer.Unmap(base, size);
@@ -58,7 +59,7 @@ struct Memory::Impl {
}
[[nodiscard]] u8* GetPointerFromRasterizerCachedMemory(VAddr vaddr) const {
- const PAddr paddr{current_page_table->backing_addr[vaddr >> PAGE_BITS]};
+ const PAddr paddr{current_page_table->backing_addr[vaddr >> YUZU_PAGEBITS]};
if (!paddr) {
return {};
@@ -68,7 +69,7 @@ struct Memory::Impl {
}
[[nodiscard]] u8* GetPointerFromDebugMemory(VAddr vaddr) const {
- const PAddr paddr{current_page_table->backing_addr[vaddr >> PAGE_BITS]};
+ const PAddr paddr{current_page_table->backing_addr[vaddr >> YUZU_PAGEBITS]};
if (paddr == 0) {
return {};
@@ -177,13 +178,14 @@ struct Memory::Impl {
auto on_unmapped, auto on_memory, auto on_rasterizer, auto increment) {
const auto& page_table = process.PageTable().PageTableImpl();
std::size_t remaining_size = size;
- std::size_t page_index = addr >> PAGE_BITS;
- std::size_t page_offset = addr & PAGE_MASK;
+ std::size_t page_index = addr >> YUZU_PAGEBITS;
+ std::size_t page_offset = addr & YUZU_PAGEMASK;
while (remaining_size) {
const std::size_t copy_amount =
- std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
- const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
+ std::min(static_cast<std::size_t>(YUZU_PAGESIZE) - page_offset, remaining_size);
+ const auto current_vaddr =
+ static_cast<VAddr>((page_index << YUZU_PAGEBITS) + page_offset);
const auto [pointer, type] = page_table.pointers[page_index].PointerType();
switch (type) {
@@ -193,7 +195,7 @@ struct Memory::Impl {
}
case Common::PageType::Memory: {
DEBUG_ASSERT(pointer);
- u8* mem_ptr = pointer + page_offset + (page_index << PAGE_BITS);
+ u8* mem_ptr = pointer + page_offset + (page_index << YUZU_PAGEBITS);
on_memory(copy_amount, mem_ptr);
break;
}
@@ -340,10 +342,10 @@ struct Memory::Impl {
// Iterate over a contiguous CPU address space, marking/unmarking the region.
// The region is at a granularity of CPU pages.
- const u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1;
- for (u64 i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) {
+ const u64 num_pages = ((vaddr + size - 1) >> YUZU_PAGEBITS) - (vaddr >> YUZU_PAGEBITS) + 1;
+ for (u64 i = 0; i < num_pages; ++i, vaddr += YUZU_PAGESIZE) {
const Common::PageType page_type{
- current_page_table->pointers[vaddr >> PAGE_BITS].Type()};
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Type()};
if (debug) {
// Switch page type to debug if now debug
switch (page_type) {
@@ -355,7 +357,7 @@ struct Memory::Impl {
// Page is already marked.
break;
case Common::PageType::Memory:
- current_page_table->pointers[vaddr >> PAGE_BITS].Store(
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Store(
nullptr, Common::PageType::DebugMemory);
break;
default:
@@ -372,9 +374,9 @@ struct Memory::Impl {
// Don't mess with already non-debug or rasterizer memory.
break;
case Common::PageType::DebugMemory: {
- u8* const pointer{GetPointerFromDebugMemory(vaddr & ~PAGE_MASK)};
- current_page_table->pointers[vaddr >> PAGE_BITS].Store(
- pointer - (vaddr & ~PAGE_MASK), Common::PageType::Memory);
+ u8* const pointer{GetPointerFromDebugMemory(vaddr & ~YUZU_PAGEMASK)};
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Store(
+ pointer - (vaddr & ~YUZU_PAGEMASK), Common::PageType::Memory);
break;
}
default:
@@ -399,10 +401,10 @@ struct Memory::Impl {
// granularity of CPU pages, hence why we iterate on a CPU page basis (note: GPU page size
// is different). This assumes the specified GPU address region is contiguous as well.
- const u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1;
- for (u64 i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) {
+ const u64 num_pages = ((vaddr + size - 1) >> YUZU_PAGEBITS) - (vaddr >> YUZU_PAGEBITS) + 1;
+ for (u64 i = 0; i < num_pages; ++i, vaddr += YUZU_PAGESIZE) {
const Common::PageType page_type{
- current_page_table->pointers[vaddr >> PAGE_BITS].Type()};
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Type()};
if (cached) {
// Switch page type to cached if now cached
switch (page_type) {
@@ -412,7 +414,7 @@ struct Memory::Impl {
break;
case Common::PageType::DebugMemory:
case Common::PageType::Memory:
- current_page_table->pointers[vaddr >> PAGE_BITS].Store(
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Store(
nullptr, Common::PageType::RasterizerCachedMemory);
break;
case Common::PageType::RasterizerCachedMemory:
@@ -435,16 +437,16 @@ struct Memory::Impl {
// that this area is already unmarked as cached.
break;
case Common::PageType::RasterizerCachedMemory: {
- u8* const pointer{GetPointerFromRasterizerCachedMemory(vaddr & ~PAGE_MASK)};
+ u8* const pointer{GetPointerFromRasterizerCachedMemory(vaddr & ~YUZU_PAGEMASK)};
if (pointer == nullptr) {
// It's possible that this function has been called while updating the
// pagetable after unmapping a VMA. In that case the underlying VMA will no
// longer exist, and we should just leave the pagetable entry blank.
- current_page_table->pointers[vaddr >> PAGE_BITS].Store(
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Store(
nullptr, Common::PageType::Unmapped);
} else {
- current_page_table->pointers[vaddr >> PAGE_BITS].Store(
- pointer - (vaddr & ~PAGE_MASK), Common::PageType::Memory);
+ current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Store(
+ pointer - (vaddr & ~YUZU_PAGEMASK), Common::PageType::Memory);
}
break;
}
@@ -466,8 +468,8 @@ struct Memory::Impl {
*/
void MapPages(Common::PageTable& page_table, VAddr base, u64 size, PAddr target,
Common::PageType type) {
- LOG_DEBUG(HW_Memory, "Mapping {:016X} onto {:016X}-{:016X}", target, base * PAGE_SIZE,
- (base + size) * PAGE_SIZE);
+ LOG_DEBUG(HW_Memory, "Mapping {:016X} onto {:016X}-{:016X}", target, base * YUZU_PAGESIZE,
+ (base + size) * YUZU_PAGESIZE);
// During boot, current_page_table might not be set yet, in which case we need not flush
if (system.IsPoweredOn()) {
@@ -475,7 +477,7 @@ struct Memory::Impl {
for (u64 i = 0; i < size; i++) {
const auto page = base + i;
if (page_table.pointers[page].Type() == Common::PageType::RasterizerCachedMemory) {
- gpu.FlushAndInvalidateRegion(page << PAGE_BITS, PAGE_SIZE);
+ gpu.FlushAndInvalidateRegion(page << YUZU_PAGEBITS, YUZU_PAGESIZE);
}
}
}
@@ -486,7 +488,7 @@ struct Memory::Impl {
if (!target) {
ASSERT_MSG(type != Common::PageType::Memory,
- "Mapping memory page without a pointer @ {:016x}", base * PAGE_SIZE);
+ "Mapping memory page without a pointer @ {:016x}", base * YUZU_PAGESIZE);
while (base != end) {
page_table.pointers[base].Store(nullptr, type);
@@ -497,14 +499,14 @@ struct Memory::Impl {
} else {
while (base != end) {
page_table.pointers[base].Store(
- system.DeviceMemory().GetPointer(target) - (base << PAGE_BITS), type);
- page_table.backing_addr[base] = target - (base << PAGE_BITS);
+ system.DeviceMemory().GetPointer(target) - (base << YUZU_PAGEBITS), type);
+ page_table.backing_addr[base] = target - (base << YUZU_PAGEBITS);
ASSERT_MSG(page_table.pointers[base].Pointer(),
"memory mapping base yield a nullptr within the table");
base += 1;
- target += PAGE_SIZE;
+ target += YUZU_PAGESIZE;
}
}
}
@@ -519,7 +521,7 @@ struct Memory::Impl {
}
// Avoid adding any extra logic to this fast-path block
- const uintptr_t raw_pointer = current_page_table->pointers[vaddr >> PAGE_BITS].Raw();
+ const uintptr_t raw_pointer = current_page_table->pointers[vaddr >> YUZU_PAGEBITS].Raw();
if (u8* const pointer = Common::PageTable::PageInfo::ExtractPointer(raw_pointer)) {
return &pointer[vaddr];
}
@@ -658,7 +660,7 @@ void Memory::UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) {
bool Memory::IsValidVirtualAddress(const VAddr vaddr) const {
const Kernel::KProcess& process = *system.CurrentProcess();
const auto& page_table = process.PageTable().PageTableImpl();
- const size_t page = vaddr >> PAGE_BITS;
+ const size_t page = vaddr >> YUZU_PAGEBITS;
if (page >= page_table.pointers.size()) {
return false;
}
@@ -669,9 +671,9 @@ bool Memory::IsValidVirtualAddress(const VAddr vaddr) const {
bool Memory::IsValidVirtualAddressRange(VAddr base, u64 size) const {
VAddr end = base + size;
- VAddr page = Common::AlignDown(base, PAGE_SIZE);
+ VAddr page = Common::AlignDown(base, YUZU_PAGESIZE);
- for (; page < end; page += PAGE_SIZE) {
+ for (; page < end; page += YUZU_PAGESIZE) {
if (!IsValidVirtualAddress(page)) {
return false;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 07:04:32 +0200