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video_core: implement 1D copies based on VMM 'kind'
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99507d0188
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23b6569fc2
@ -56,68 +56,87 @@ void MaxwellDMA::Launch() {
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ASSERT(launch.interrupt_type == LaunchDMA::InterruptType::NONE);
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ASSERT(launch.interrupt_type == LaunchDMA::InterruptType::NONE);
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ASSERT(launch.data_transfer_type == LaunchDMA::DataTransferType::NON_PIPELINED);
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ASSERT(launch.data_transfer_type == LaunchDMA::DataTransferType::NON_PIPELINED);
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const bool is_src_pitch = launch.src_memory_layout == LaunchDMA::MemoryLayout::PITCH;
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if (launch.multi_line_enable) {
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const bool is_dst_pitch = launch.dst_memory_layout == LaunchDMA::MemoryLayout::PITCH;
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const bool is_src_pitch = launch.src_memory_layout == LaunchDMA::MemoryLayout::PITCH;
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const bool is_dst_pitch = launch.dst_memory_layout == LaunchDMA::MemoryLayout::PITCH;
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if (!is_src_pitch && !is_dst_pitch) {
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if (!is_src_pitch && !is_dst_pitch) {
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// If both the source and the destination are in block layout, assert.
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// If both the source and the destination are in block layout, assert.
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UNIMPLEMENTED_MSG("Tiled->Tiled DMA transfers are not yet implemented");
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UNIMPLEMENTED_MSG("Tiled->Tiled DMA transfers are not yet implemented");
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return;
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return;
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}
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}
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if (is_src_pitch && is_dst_pitch) {
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if (is_src_pitch && is_dst_pitch) {
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CopyPitchToPitch();
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for (u32 line = 0; line < regs.line_count; ++line) {
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} else {
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const GPUVAddr source_line =
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ASSERT(launch.multi_line_enable == 1);
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regs.offset_in + static_cast<size_t>(line) * regs.pitch_in;
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const GPUVAddr dest_line =
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if (!is_src_pitch && is_dst_pitch) {
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regs.offset_out + static_cast<size_t>(line) * regs.pitch_out;
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CopyBlockLinearToPitch();
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memory_manager.CopyBlock(dest_line, source_line, regs.line_length_in);
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}
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} else {
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} else {
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CopyPitchToBlockLinear();
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if (!is_src_pitch && is_dst_pitch) {
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CopyBlockLinearToPitch();
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} else {
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CopyPitchToBlockLinear();
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}
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}
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} else {
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// TODO: allow multisized components.
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auto& accelerate = rasterizer->AccessAccelerateDMA();
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const bool is_const_a_dst = regs.remap_const.dst_x == RemapConst::Swizzle::CONST_A;
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if (regs.launch_dma.remap_enable != 0 && is_const_a_dst) {
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ASSERT(regs.remap_const.component_size_minus_one == 3);
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accelerate.BufferClear(regs.offset_out, regs.line_length_in, regs.remap_consta_value);
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std::vector<u32> tmp_buffer(regs.line_length_in, regs.remap_consta_value);
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memory_manager.WriteBlockUnsafe(regs.offset_out,
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reinterpret_cast<u8*>(tmp_buffer.data()),
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regs.line_length_in * sizeof(u32));
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} else {
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auto convert_linear_2_blocklinear_addr = [](u64 address) {
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return (address & ~0x1f0ULL) | ((address & 0x40) >> 2) | ((address & 0x10) << 1) |
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((address & 0x180) >> 1) | ((address & 0x20) << 3);
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};
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auto src_kind = memory_manager.GetPageKind(regs.offset_in);
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auto dst_kind = memory_manager.GetPageKind(regs.offset_out);
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const bool is_src_pitch = IsPitchKind(static_cast<PTEKind>(src_kind));
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const bool is_dst_pitch = IsPitchKind(static_cast<PTEKind>(dst_kind));
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if (!is_src_pitch && is_dst_pitch) {
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std::vector<u8> tmp_buffer(regs.line_length_in);
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std::vector<u8> dst_buffer(regs.line_length_in);
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memory_manager.ReadBlockUnsafe(regs.offset_in, tmp_buffer.data(),
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regs.line_length_in);
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for (u32 offset = 0; offset < regs.line_length_in; ++offset) {
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dst_buffer[offset] =
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tmp_buffer[convert_linear_2_blocklinear_addr(regs.offset_in + offset) -
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regs.offset_in];
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}
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memory_manager.WriteBlock(regs.offset_out, dst_buffer.data(), regs.line_length_in);
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} else if (is_src_pitch && !is_dst_pitch) {
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std::vector<u8> tmp_buffer(regs.line_length_in);
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std::vector<u8> dst_buffer(regs.line_length_in);
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memory_manager.ReadBlockUnsafe(regs.offset_in, tmp_buffer.data(),
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regs.line_length_in);
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for (u32 offset = 0; offset < regs.line_length_in; ++offset) {
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dst_buffer[convert_linear_2_blocklinear_addr(regs.offset_out + offset) -
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regs.offset_out] = tmp_buffer[offset];
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}
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memory_manager.WriteBlock(regs.offset_out, dst_buffer.data(), regs.line_length_in);
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} else {
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if (!accelerate.BufferCopy(regs.offset_in, regs.offset_out, regs.line_length_in)) {
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std::vector<u8> tmp_buffer(regs.line_length_in);
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memory_manager.ReadBlockUnsafe(regs.offset_in, tmp_buffer.data(),
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regs.line_length_in);
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memory_manager.WriteBlock(regs.offset_out, tmp_buffer.data(),
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regs.line_length_in);
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}
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}
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}
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}
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}
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}
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ReleaseSemaphore();
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ReleaseSemaphore();
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}
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}
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void MaxwellDMA::CopyPitchToPitch() {
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// When `multi_line_enable` bit is enabled we copy a 2D image of dimensions
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// (line_length_in, line_count).
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// Otherwise the copy is performed as if we were copying a 1D buffer of length line_length_in.
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const bool remap_enabled = regs.launch_dma.remap_enable != 0;
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if (regs.launch_dma.multi_line_enable) {
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UNIMPLEMENTED_IF(remap_enabled);
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// Perform a line-by-line copy.
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// We're going to take a subrect of size (line_length_in, line_count) from the source
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// rectangle. There is no need to manually flush/invalidate the regions because CopyBlock
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// does that for us.
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for (u32 line = 0; line < regs.line_count; ++line) {
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const GPUVAddr source_line = regs.offset_in + static_cast<size_t>(line) * regs.pitch_in;
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const GPUVAddr dest_line = regs.offset_out + static_cast<size_t>(line) * regs.pitch_out;
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memory_manager.CopyBlock(dest_line, source_line, regs.line_length_in);
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}
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return;
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}
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// TODO: allow multisized components.
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auto& accelerate = rasterizer->AccessAccelerateDMA();
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const bool is_const_a_dst = regs.remap_const.dst_x == RemapConst::Swizzle::CONST_A;
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const bool is_buffer_clear = remap_enabled && is_const_a_dst;
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if (is_buffer_clear) {
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ASSERT(regs.remap_const.component_size_minus_one == 3);
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accelerate.BufferClear(regs.offset_out, regs.line_length_in, regs.remap_consta_value);
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std::vector<u32> tmp_buffer(regs.line_length_in, regs.remap_consta_value);
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memory_manager.WriteBlockUnsafe(regs.offset_out, reinterpret_cast<u8*>(tmp_buffer.data()),
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regs.line_length_in * sizeof(u32));
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return;
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}
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UNIMPLEMENTED_IF(remap_enabled);
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if (!accelerate.BufferCopy(regs.offset_in, regs.offset_out, regs.line_length_in)) {
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std::vector<u8> tmp_buffer(regs.line_length_in);
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memory_manager.ReadBlockUnsafe(regs.offset_in, tmp_buffer.data(), regs.line_length_in);
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memory_manager.WriteBlock(regs.offset_out, tmp_buffer.data(), regs.line_length_in);
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}
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}
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void MaxwellDMA::CopyBlockLinearToPitch() {
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void MaxwellDMA::CopyBlockLinearToPitch() {
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UNIMPLEMENTED_IF(regs.src_params.block_size.width != 0);
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UNIMPLEMENTED_IF(regs.src_params.block_size.width != 0);
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UNIMPLEMENTED_IF(regs.src_params.layer != 0);
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UNIMPLEMENTED_IF(regs.src_params.layer != 0);
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@ -219,8 +219,6 @@ private:
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/// registers.
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/// registers.
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void Launch();
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void Launch();
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void CopyPitchToPitch();
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void CopyBlockLinearToPitch();
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void CopyBlockLinearToPitch();
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void CopyPitchToBlockLinear();
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void CopyPitchToBlockLinear();
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