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GSP: Add a few comments.
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@ -171,6 +171,9 @@ void TriggerCmdReqQueue(Service::Interface* self) {
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command.dma_request.size);
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command.dma_request.size);
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break;
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break;
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// ctrulib homebrew sends all relevant command list data with this command,
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// hence we do all "interesting" stuff here and do nothing in SET_COMMAND_LIST_FIRST.
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// TODO: This will need some rework in the future.
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case GXCommandId::SET_COMMAND_LIST_LAST:
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case GXCommandId::SET_COMMAND_LIST_LAST:
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{
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{
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auto& params = command.set_command_list_last;
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auto& params = command.set_command_list_last;
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@ -186,6 +189,8 @@ void TriggerCmdReqQueue(Service::Interface* self) {
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break;
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break;
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}
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}
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// It's assumed that the two "blocks" behave equivalently.
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// Presumably this is done simply to allow two memory fills to run in parallel.
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case GXCommandId::SET_MEMORY_FILL:
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case GXCommandId::SET_MEMORY_FILL:
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{
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{
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auto& params = command.memory_fill;
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auto& params = command.memory_fill;
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@ -218,9 +223,10 @@ void TriggerCmdReqQueue(Service::Interface* self) {
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break;
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break;
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}
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}
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// TODO: Figure out what exactly SET_COMMAND_LIST_FIRST and SET_COMMAND_LIST_LAST
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// are supposed to do.
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case GXCommandId::SET_COMMAND_LIST_FIRST:
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case GXCommandId::SET_COMMAND_LIST_FIRST:
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{
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{
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// TODO
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break;
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break;
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}
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}
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@ -15,9 +15,17 @@ namespace GSP_GPU {
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enum class GXCommandId : u32 {
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enum class GXCommandId : u32 {
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REQUEST_DMA = 0x00,
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REQUEST_DMA = 0x00,
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SET_COMMAND_LIST_LAST = 0x01,
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SET_COMMAND_LIST_LAST = 0x01,
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// Fills a given memory range with a particular value
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SET_MEMORY_FILL = 0x02,
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SET_MEMORY_FILL = 0x02,
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// Copies an image and optionally performs color-conversion or scaling.
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// This is highly similar to the GameCube's EFB copy feature
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SET_DISPLAY_TRANSFER = 0x03,
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SET_DISPLAY_TRANSFER = 0x03,
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// Conceptionally similar to SET_DISPLAY_TRANSFER and presumable uses the same hardware path
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SET_TEXTURE_COPY = 0x04,
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SET_TEXTURE_COPY = 0x04,
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SET_COMMAND_LIST_FIRST = 0x05,
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SET_COMMAND_LIST_FIRST = 0x05,
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};
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};
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