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GPU: Be robust against nullptr addresses; properly reset busy bits in the trigger registers.

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This commit is contained in:
Tony Wasserka 2015-04-18 02:37:41 +02:00
parent 279e19732c
commit 93d66475d4
1 changed files with 34 additions and 27 deletions
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15
src/core/hw/gpu.cpp
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@ -101,7 +101,8 @@ inline void Write(u32 addr, const T data) {
const bool is_second_filler = (index != GPU_REG_INDEX(memory_fill_config[0].trigger)); const bool is_second_filler = (index != GPU_REG_INDEX(memory_fill_config[0].trigger));
auto& config = g_regs.memory_fill_config[is_second_filler]; auto& config = g_regs.memory_fill_config[is_second_filler];
if (config.address_start && config.trigger) { if (config.trigger) {
if (config.address_start) { // Some games pass invalid values here
u8* start = Memory::GetPhysicalPointer(config.GetStartAddress()); u8* start = Memory::GetPhysicalPointer(config.GetStartAddress());
u8* end = Memory::GetPhysicalPointer(config.GetEndAddress()); u8* end = Memory::GetPhysicalPointer(config.GetEndAddress());
@ -124,9 +125,6 @@ inline void Write(u32 addr, const T data) {
LOG_TRACE(HW_GPU, "MemoryFill from 0x%08x to 0x%08x", config.GetStartAddress(), config.GetEndAddress()); LOG_TRACE(HW_GPU, "MemoryFill from 0x%08x to 0x%08x", config.GetStartAddress(), config.GetEndAddress());
config.trigger = 0;
config.finished = 1;
if (!is_second_filler) { if (!is_second_filler) {
GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PSC0); GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PSC0);
} else { } else {
@ -135,6 +133,12 @@ inline void Write(u32 addr, const T data) {
VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetStartAddress(), config.GetEndAddress() - config.GetStartAddress()); VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetStartAddress(), config.GetEndAddress() - config.GetStartAddress());
} }
// Reset "trigger" flag and set the "finish" flag
// NOTE: This was confirmed to happen on hardware even if "address_start" is zero.
config.trigger = 0;
config.finished = 1;
}
break; break;
} }
@ -270,6 +274,7 @@ inline void Write(u32 addr, const T data) {
config.GetPhysicalOutputAddress(), output_width, output_height, config.GetPhysicalOutputAddress(), output_width, output_height,
config.output_format.Value(), config.flags); config.output_format.Value(), config.flags);
g_regs.display_transfer_config.trigger = 0;
GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PPF); GSP_GPU::SignalInterrupt(GSP_GPU::InterruptId::PPF);
VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetPhysicalOutputAddress(), output_size); VideoCore::g_renderer->hw_rasterizer->NotifyFlush(config.GetPhysicalOutputAddress(), output_size);
@ -285,6 +290,8 @@ inline void Write(u32 addr, const T data) {
{ {
u32* buffer = (u32*)Memory::GetPhysicalPointer(config.GetPhysicalAddress()); u32* buffer = (u32*)Memory::GetPhysicalPointer(config.GetPhysicalAddress());
Pica::CommandProcessor::ProcessCommandList(buffer, config.size); Pica::CommandProcessor::ProcessCommandList(buffer, config.size);
g_regs.command_processor_config.trigger = 0;
} }
break; break;
} }