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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/memory.h"
#include "video_core/engines/kepler_memory.h"
namespace Tegra::Engines {
KeplerMemory::KeplerMemory(MemoryManager& memory_manager) : memory_manager(memory_manager) {}
KeplerMemory::~KeplerMemory() = default;
void KeplerMemory::WriteReg(u32 method, u32 value) {
ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid KeplerMemory register, increase the size of the Regs structure");
regs.reg_array[method] = value;
switch (method) {
case KEPLERMEMORY_REG_INDEX(exec): {
state.write_offset = 0;
break;
}
case KEPLERMEMORY_REG_INDEX(data): {
ProcessData(value);
break;
}
}
}
void KeplerMemory::ProcessData(u32 data) {
ASSERT_MSG(regs.exec.linear, "Non-linear uploads are not supported");
ASSERT(regs.dest.x == 0 && regs.dest.y == 0 && regs.dest.z == 0);
GPUVAddr address = regs.dest.Address();
VAddr dest_address =
*memory_manager.GpuToCpuAddress(address + state.write_offset * sizeof(u32));
Memory::Write32(dest_address, data);
state.write_offset++;
}
} // namespace Tegra::Engines
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