forked from ShuriZma/suyu
video_core/memory_manager: Add BytesToMapEnd
Track map address sizes in a flat ordered map and add a method to query the number of bytes until the end of a map in a given address.
This commit is contained in:
parent
a175ba1089
commit
bda177ef40
|
@ -4,6 +4,7 @@
|
||||||
|
|
||||||
#include "common/alignment.h"
|
#include "common/alignment.h"
|
||||||
#include "common/assert.h"
|
#include "common/assert.h"
|
||||||
|
#include "common/logging/log.h"
|
||||||
#include "core/core.h"
|
#include "core/core.h"
|
||||||
#include "core/hle/kernel/memory/page_table.h"
|
#include "core/hle/kernel/memory/page_table.h"
|
||||||
#include "core/hle/kernel/process.h"
|
#include "core/hle/kernel/process.h"
|
||||||
|
@ -38,6 +39,12 @@ GPUVAddr MemoryManager::UpdateRange(GPUVAddr gpu_addr, PageEntry page_entry, std
|
||||||
}
|
}
|
||||||
|
|
||||||
GPUVAddr MemoryManager::Map(VAddr cpu_addr, GPUVAddr gpu_addr, std::size_t size) {
|
GPUVAddr MemoryManager::Map(VAddr cpu_addr, GPUVAddr gpu_addr, std::size_t size) {
|
||||||
|
const auto it = std::ranges::lower_bound(map_ranges, gpu_addr, {}, &MapRange::first);
|
||||||
|
if (it != map_ranges.end() && it->first == gpu_addr) {
|
||||||
|
it->second = size;
|
||||||
|
} else {
|
||||||
|
map_ranges.insert(it, MapRange{gpu_addr, size});
|
||||||
|
}
|
||||||
return UpdateRange(gpu_addr, cpu_addr, size);
|
return UpdateRange(gpu_addr, cpu_addr, size);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -52,10 +59,16 @@ GPUVAddr MemoryManager::MapAllocate32(VAddr cpu_addr, std::size_t size) {
|
||||||
}
|
}
|
||||||
|
|
||||||
void MemoryManager::Unmap(GPUVAddr gpu_addr, std::size_t size) {
|
void MemoryManager::Unmap(GPUVAddr gpu_addr, std::size_t size) {
|
||||||
if (!size) {
|
if (size == 0) {
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
const auto it = std::ranges::lower_bound(map_ranges, gpu_addr, {}, &MapRange::first);
|
||||||
|
if (it != map_ranges.end()) {
|
||||||
|
ASSERT(it->first == gpu_addr);
|
||||||
|
map_ranges.erase(it);
|
||||||
|
} else {
|
||||||
|
UNREACHABLE_MSG("Unmapping non-existent GPU address=0x{:x}", gpu_addr);
|
||||||
|
}
|
||||||
// Flush and invalidate through the GPU interface, to be asynchronous if possible.
|
// Flush and invalidate through the GPU interface, to be asynchronous if possible.
|
||||||
const std::optional<VAddr> cpu_addr = GpuToCpuAddress(gpu_addr);
|
const std::optional<VAddr> cpu_addr = GpuToCpuAddress(gpu_addr);
|
||||||
ASSERT(cpu_addr);
|
ASSERT(cpu_addr);
|
||||||
|
@ -218,6 +231,12 @@ const u8* MemoryManager::GetPointer(GPUVAddr gpu_addr) const {
|
||||||
return system.Memory().GetPointer(*address);
|
return system.Memory().GetPointer(*address);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
size_t MemoryManager::BytesToMapEnd(GPUVAddr gpu_addr) const noexcept {
|
||||||
|
auto it = std::ranges::upper_bound(map_ranges, gpu_addr, {}, &MapRange::first);
|
||||||
|
--it;
|
||||||
|
return it->second - (gpu_addr - it->first);
|
||||||
|
}
|
||||||
|
|
||||||
void MemoryManager::ReadBlock(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size) const {
|
void MemoryManager::ReadBlock(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size) const {
|
||||||
std::size_t remaining_size{size};
|
std::size_t remaining_size{size};
|
||||||
std::size_t page_index{gpu_src_addr >> page_bits};
|
std::size_t page_index{gpu_src_addr >> page_bits};
|
||||||
|
|
|
@ -85,6 +85,9 @@ public:
|
||||||
[[nodiscard]] u8* GetPointer(GPUVAddr addr);
|
[[nodiscard]] u8* GetPointer(GPUVAddr addr);
|
||||||
[[nodiscard]] const u8* GetPointer(GPUVAddr addr) const;
|
[[nodiscard]] const u8* GetPointer(GPUVAddr addr) const;
|
||||||
|
|
||||||
|
/// Returns the number of bytes until the end of the memory map containing the given GPU address
|
||||||
|
[[nodiscard]] size_t BytesToMapEnd(GPUVAddr gpu_addr) const noexcept;
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* ReadBlock and WriteBlock are full read and write operations over virtual
|
* ReadBlock and WriteBlock are full read and write operations over virtual
|
||||||
* GPU Memory. It's important to use these when GPU memory may not be continuous
|
* GPU Memory. It's important to use these when GPU memory may not be continuous
|
||||||
|
@ -150,6 +153,9 @@ private:
|
||||||
VideoCore::RasterizerInterface* rasterizer = nullptr;
|
VideoCore::RasterizerInterface* rasterizer = nullptr;
|
||||||
|
|
||||||
std::vector<PageEntry> page_table;
|
std::vector<PageEntry> page_table;
|
||||||
|
|
||||||
|
using MapRange = std::pair<GPUVAddr, size_t>;
|
||||||
|
std::vector<MapRange> map_ranges;
|
||||||
};
|
};
|
||||||
|
|
||||||
} // namespace Tegra
|
} // namespace Tegra
|
||||||
|
|
Loading…
Reference in New Issue