diff options
| -rw-r--r-- | src/video_core/engines/maxwell_3d.cpp | 27 | ||||
| -rw-r--r-- | src/video_core/engines/maxwell_3d.h | 28 |
2 files changed, 53 insertions, 2 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 2a3ff234a..35773a695 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -147,11 +147,36 @@ void Maxwell3D::ProcessQueryGet() { // VAddr before writing. VAddr address = memory_manager.PhysicalToVirtualAddress(sequence_address); + // TODO(Subv): Support the other query units. + ASSERT_MSG(regs.query.query_get.unit == Regs::QueryUnit::Crop, + "Units other than CROP are unimplemented"); + ASSERT_MSG(regs.query.query_get.short_query, + "Writing the entire query result structure is unimplemented"); + + u32 value = Memory::Read32(address); + u32 result = 0; + + // TODO(Subv): Support the other query variables + switch (regs.query.query_get.select) { + case Regs::QuerySelect::Zero: + result = 0; + break; + default: + UNIMPLEMENTED_MSG("Unimplemented query select type %u", + static_cast<u32>(regs.query.query_get.select.Value())); + } + + // TODO(Subv): Research and implement how query sync conditions work. + switch (regs.query.query_get.mode) { - case Regs::QueryMode::Write: { + case Regs::QueryMode::Write: + case Regs::QueryMode::Write2: { // Write the current query sequence to the sequence address. u32 sequence = regs.query.query_sequence; Memory::Write32(address, sequence); + + // TODO(Subv): Write the proper query response structure to the address when not using short + // mode. break; } default: diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 609504795..a022665eb 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -46,6 +46,29 @@ public: enum class QueryMode : u32 { Write = 0, Sync = 1, + // TODO(Subv): It is currently unknown what the difference between method 2 and method 0 + // is. + Write2 = 2, + }; + + enum class QueryUnit : u32 { + VFetch = 1, + VP = 2, + Rast = 4, + StrmOut = 5, + GP = 6, + ZCull = 7, + Prop = 10, + Crop = 15, + }; + + enum class QuerySelect : u32 { + Zero = 0, + }; + + enum class QuerySyncCondition : u32 { + NotEqual = 0, + GreaterThan = 1, }; enum class ShaderProgram : u32 { @@ -476,7 +499,10 @@ public: u32 raw; BitField<0, 2, QueryMode> mode; BitField<4, 1, u32> fence; - BitField<12, 4, u32> unit; + BitField<12, 4, QueryUnit> unit; + BitField<16, 1, QuerySyncCondition> sync_cond; + BitField<23, 5, QuerySelect> select; + BitField<28, 1, u32> short_query; } query_get; GPUVAddr QueryAddress() const { |