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author | MerryMage <MerryMage@users.noreply.github.com> | 2016-04-16 16:24:14 +0200 |
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committer | Subv <subv2112@gmail.com> | 2016-05-28 20:52:47 +0200 |
commit | 5f33d2cf07d94af5304ec64371a404e709a9805f (patch) | |
tree | a79d789211eedb0787229bd6601f0bf968df78e9 /src/core/hle | |
parent | Memory: CopyBlock (diff) | |
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Diffstat (limited to 'src/core/hle')
-rw-r--r-- | src/core/hle/service/gsp_gpu.cpp | 83 |
1 files changed, 50 insertions, 33 deletions
diff --git a/src/core/hle/service/gsp_gpu.cpp b/src/core/hle/service/gsp_gpu.cpp index 8ded9b09b..f3c7b7df3 100644 --- a/src/core/hle/service/gsp_gpu.cpp +++ b/src/core/hle/service/gsp_gpu.cpp @@ -66,14 +66,26 @@ static inline InterruptRelayQueue* GetInterruptRelayQueue(u32 thread_id) { } /** + * Writes a single GSP GPU hardware registers with a single u32 value + * (For internal use.) + * + * @param base_address The address of the register in question + * @param data Data to be written + */ +static void WriteSingleHWReg(u32 base_address, u32 data) { + DEBUG_ASSERT_MSG((base_address & 3) == 0 && base_address < 0x420000, "Write address out of range or misaligned"); + HW::Write<u32>(base_address + REGS_BEGIN, data); +} + +/** * Writes sequential GSP GPU hardware registers using an array of source data * * @param base_address The address of the first register in the sequence * @param size_in_bytes The number of registers to update (size of data) - * @param data A pointer to the source data + * @param data_vaddr A pointer to the source data * @return RESULT_SUCCESS if the parameters are valid, error code otherwise */ -static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* data) { +static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, VAddr data_vaddr) { // This magic number is verified to be done by the gsp module const u32 max_size_in_bytes = 0x80; @@ -87,10 +99,10 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* da return ERR_GSP_REGS_MISALIGNED; } else { while (size_in_bytes > 0) { - HW::Write<u32>(base_address + REGS_BEGIN, *data); + WriteSingleHWReg(base_address, Memory::Read32(data_vaddr)); size_in_bytes -= 4; - ++data; + data_vaddr += 4; base_address += 4; } return RESULT_SUCCESS; @@ -112,7 +124,7 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, const u32* da * @param masks A pointer to the masks * @return RESULT_SUCCESS if the parameters are valid, error code otherwise */ -static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, const u32* data, const u32* masks) { +static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, VAddr data_vaddr, VAddr masks_vaddr) { // This magic number is verified to be done by the gsp module const u32 max_size_in_bytes = 0x80; @@ -131,14 +143,17 @@ static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, const u32 reg_value; HW::Read<u32>(reg_value, reg_address); + u32 data = Memory::Read32(data_vaddr); + u32 mask = Memory::Read32(masks_vaddr); + // Update the current value of the register only for set mask bits - reg_value = (reg_value & ~*masks) | (*data | *masks); + reg_value = (reg_value & ~mask) | (data | mask); - HW::Write<u32>(reg_address, reg_value); + WriteSingleHWReg(base_address, reg_value); size_in_bytes -= 4; - ++data; - ++masks; + data_vaddr += 4; + masks_vaddr += 4; base_address += 4; } return RESULT_SUCCESS; @@ -164,8 +179,7 @@ static void WriteHWRegs(Service::Interface* self) { u32* cmd_buff = Kernel::GetCommandBuffer(); u32 reg_addr = cmd_buff[1]; u32 size = cmd_buff[2]; - - u32* src = (u32*)Memory::GetPointer(cmd_buff[4]); + VAddr src = cmd_buff[4]; cmd_buff[1] = WriteHWRegs(reg_addr, size, src).raw; } @@ -186,8 +200,8 @@ static void WriteHWRegsWithMask(Service::Interface* self) { u32 reg_addr = cmd_buff[1]; u32 size = cmd_buff[2]; - u32* src_data = (u32*)Memory::GetPointer(cmd_buff[4]); - u32* mask_data = (u32*)Memory::GetPointer(cmd_buff[6]); + VAddr src_data = cmd_buff[4]; + VAddr mask_data = cmd_buff[6]; cmd_buff[1] = WriteHWRegsWithMask(reg_addr, size, src_data, mask_data).raw; } @@ -210,13 +224,16 @@ static void ReadHWRegs(Service::Interface* self) { return; } - u32* dst = (u32*)Memory::GetPointer(cmd_buff[0x41]); + VAddr dst_vaddr = cmd_buff[0x41]; while (size > 0) { - HW::Read<u32>(*dst, reg_addr + REGS_BEGIN); + u32 value; + HW::Read<u32>(value, reg_addr + REGS_BEGIN); + + Memory::Write32(dst_vaddr, value); size -= 4; - ++dst; + dst_vaddr += 4; reg_addr += 4; } } @@ -226,22 +243,22 @@ ResultCode SetBufferSwap(u32 screen_id, const FrameBufferInfo& info) { PAddr phys_address_left = Memory::VirtualToPhysicalAddress(info.address_left); PAddr phys_address_right = Memory::VirtualToPhysicalAddress(info.address_right); if (info.active_fb == 0) { - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left1)), - 4, &phys_address_left); - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right1)), - 4, &phys_address_right); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left1)), + phys_address_left); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right1)), + phys_address_right); } else { - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left2)), - 4, &phys_address_left); - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right2)), - 4, &phys_address_right); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_left2)), + phys_address_left); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].address_right2)), + phys_address_right); } - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].stride)), - 4, &info.stride); - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].color_format)), - 4, &info.format); - WriteHWRegs(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].active_fb)), - 4, &info.shown_fb); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].stride)), + info.stride); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].color_format)), + info.format); + WriteSingleHWReg(base_address + 4 * static_cast<u32>(GPU_REG_INDEX(framebuffer_config[screen_id].active_fb)), + info.shown_fb); if (Pica::g_debug_context) Pica::g_debug_context->OnEvent(Pica::DebugContext::Event::BufferSwapped, nullptr); @@ -432,9 +449,9 @@ static void ExecuteCommand(const Command& command, u32 thread_id) { Memory::RasterizerFlushAndInvalidateRegion(Memory::VirtualToPhysicalAddress(command.dma_request.dest_address), command.dma_request.size); - memcpy(Memory::GetPointer(command.dma_request.dest_address), - Memory::GetPointer(command.dma_request.source_address), - command.dma_request.size); + // TODO(Subv): These memory accesses should not go through the application's memory mapping. + // They should go through the GSP module's memory mapping. + Memory::CopyBlock(command.dma_request.dest_address, command.dma_request.source_address, command.dma_request.size); SignalInterrupt(InterruptId::DMA); break; } |