diff options
Diffstat (limited to 'src/core/hw')
| -rw-r--r-- | src/core/hw/gpu.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/core/hw/gpu.h b/src/core/hw/gpu.h index 4ef0a047f..3078e4142 100644 --- a/src/core/hw/gpu.h +++ b/src/core/hw/gpu.h @@ -84,11 +84,14 @@ struct Regs::Struct<Regs::FramebufferTop> { union { u32 active_fb; + // 0: Use parameters ending with "1" + // 1: Use parameters ending with "2" BitField<0, 1, u32> second_fb_active; }; u32 pad2[5]; + // Distance between two pixel rows, in bytes u32 stride; u32 address_right1; @@ -132,23 +135,32 @@ struct Regs::Struct<Regs::DisplayTransfer> { union { u32 flags; - BitField< 0, 1, u32> flip_data; + BitField< 0, 1, u32> flip_data; // flips input data horizontally (TODO) if true BitField< 8, 3, Format> input_format; BitField<12, 3, Format> output_format; - BitField<16, 1, u32> output_tiled; + BitField<16, 1, u32> output_tiled; // stores output in a tiled format }; u32 unknown; + + // it seems that writing to this field triggers the display transfer u32 trigger; }; static_assert(sizeof(Regs::Struct<Regs::DisplayTransfer>) == 0x1C, "Structure size and register block length don't match"); template<> struct Regs::Struct<Regs::CommandProcessor> { + // command list size u32 size; + u32 pad0; + + // command list address u32 address; + u32 pad1; + + // it seems that writing to this field triggers command list processing u32 trigger; }; static_assert(sizeof(Regs::Struct<Regs::CommandProcessor>) == 0x14, "Structure size and register block length don't match"); |