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-rw-r--r--src/core/hle/service/gsp_gpu.cpp28
-rw-r--r--src/core/hle/service/gsp_gpu.h19
2 files changed, 34 insertions, 13 deletions
diff --git a/src/core/hle/service/gsp_gpu.cpp b/src/core/hle/service/gsp_gpu.cpp
index c3d0d28a5..481da0c9f 100644
--- a/src/core/hle/service/gsp_gpu.cpp
+++ b/src/core/hle/service/gsp_gpu.cpp
@@ -377,12 +377,16 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
command.dma_request.size);
break;
- // ctrulib homebrew sends all relevant command list data with this command,
- // hence we do all "interesting" stuff here and do nothing in SET_COMMAND_LIST_FIRST.
- // TODO: This will need some rework in the future.
- case CommandId::SET_COMMAND_LIST_LAST:
+ // TODO: This will need some rework in the future. (why?)
+ case CommandId::SUBMIT_GPU_CMDLIST:
{
- auto& params = command.set_command_list_last;
+ auto& params = command.submit_gpu_cmdlist;
+
+ if (params.do_flush) {
+ // This flag flushes the command list (params.address, params.size) from the cache.
+ // Command lists are not processed by the hardware renderer, so we don't need to
+ // actually flush them in Citra.
+ }
WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(command_processor_config.address)),
Memory::VirtualToPhysicalAddress(params.address) >> 3);
@@ -391,6 +395,8 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
// TODO: Not sure if we are supposed to always write this .. seems to trigger processing though
WriteGPURegister(static_cast<u32>(GPU_REG_INDEX(command_processor_config.trigger)), 1);
+ // TODO(yuriks): Figure out the meaning of the `flags` field.
+
break;
}
@@ -434,7 +440,6 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
break;
}
- // TODO: Check if texture copies are implemented correctly..
case CommandId::SET_TEXTURE_COPY:
{
auto& params = command.texture_copy;
@@ -456,10 +461,15 @@ static void ExecuteCommand(const Command& command, u32 thread_id) {
break;
}
- // TODO: Figure out what exactly SET_COMMAND_LIST_FIRST and SET_COMMAND_LIST_LAST
- // are supposed to do.
- case CommandId::SET_COMMAND_LIST_FIRST:
+ case CommandId::CACHE_FLUSH:
{
+ for (auto& region : command.cache_flush.regions) {
+ if (region.size == 0)
+ break;
+
+ VideoCore::g_renderer->hw_rasterizer->NotifyFlush(
+ Memory::VirtualToPhysicalAddress(region.address), region.size);
+ }
break;
}
diff --git a/src/core/hle/service/gsp_gpu.h b/src/core/hle/service/gsp_gpu.h
index 8bcb30ad1..0e2f7a21e 100644
--- a/src/core/hle/service/gsp_gpu.h
+++ b/src/core/hle/service/gsp_gpu.h
@@ -31,7 +31,8 @@ enum class InterruptId : u8 {
/// GSP command ID
enum class CommandId : u32 {
REQUEST_DMA = 0x00,
- SET_COMMAND_LIST_LAST = 0x01,
+ /// Submits a commandlist for execution by the GPU.
+ SUBMIT_GPU_CMDLIST = 0x01,
// Fills a given memory range with a particular value
SET_MEMORY_FILL = 0x02,
@@ -42,8 +43,8 @@ enum class CommandId : u32 {
// Conceptionally similar to SET_DISPLAY_TRANSFER and presumable uses the same hardware path
SET_TEXTURE_COPY = 0x04,
-
- SET_COMMAND_LIST_FIRST = 0x05,
+ /// Flushes up to 3 cache regions in a single command.
+ CACHE_FLUSH = 0x05,
};
/// GSP thread interrupt relay queue
@@ -106,7 +107,10 @@ struct Command {
struct {
u32 address;
u32 size;
- } set_command_list_last;
+ u32 flags;
+ u32 unused[3];
+ u32 do_flush;
+ } submit_gpu_cmdlist;
struct {
u32 start1;
@@ -138,6 +142,13 @@ struct Command {
u32 flags;
} texture_copy;
+ struct {
+ struct {
+ u32 address;
+ u32 size;
+ } regions[3];
+ } cache_flush;
+
u8 raw_data[0x1C];
};
};