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Extend GPU VMM with unmapping/remapping support + code cleanup

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This commit is contained in:
Billy Laws
2020-08-09 14:26:45 +01:00
committed by ◱ PixelyIon
parent cf468c20e2
commit ed3ff862f6
4 changed files with 192 additions and 50 deletions
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45
app/src/main/cpp/skyline/gpu/memory_manager.h
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@ -3,6 +3,7 @@
#pragma once
#include <span>
#include <common.h>
namespace skyline {
@ -99,9 +100,51 @@ namespace skyline {
u64 MapFixed(u64 address, u64 cpuAddress, u64 size);
/**
* @brief Reads in a buffer from a region of the GPU virtual address space
* @brief This unmaps the chunk that starts at 'offset' from the GPU address space
* @return Whether the operation succeeded
*/
bool Unmap(u64 address);
void Read(u8 *destination, u64 address, u64 size) const;
/**
* @brief Reads in a span from a region of the GPU virtual address space
* @tparam T The type of span to read into
*/
template<typename T>
void Read(std::span<T> destination, u64 address) const {
Read(reinterpret_cast<u8*>(destination.data()), address, destination.size_bytes());
}
/**
* @brief Reads in an object from a region of the GPU virtual address space
* @tparam T The type of object to return
*/
template<typename T>
T Read(u64 address) const {
T obj;
Read(reinterpret_cast<u8*>(&obj), address, sizeof(T));
return obj;
}
void Write(u8 *source, u64 address, u64 size) const;
/**
* @brief Writes out a span to a region of the GPU virtual address space
*/
template<typename T>
void Write(std::span<T> source, u64 address) const {
Write(reinterpret_cast<u8*>(source.data()), address, source.size_bytes());
}
/**
* @brief Reads in an object from a region of the GPU virtual address space
* @tparam T The type of object to return
*/
template<typename T>
void Write(T source, u64 address) const {
Write(reinterpret_cast<u8*>(&source), address, sizeof(T));
}
};
}
}