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GPU: Add proper framebuffer register handling.

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This commit is contained in:
Tony Wasserka 2014-07-11 19:10:08 +02:00
parent bbc6f314eb
commit 0b4055c152
2 changed files with 105 additions and 11 deletions
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63
src/core/hw/gpu.h
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@ -14,14 +14,23 @@ static const u32 kFrameTicks = kFrameCycles / 3; ///< Approximate number of i
struct Registers {
enum Id : u32 {
FramebufferTopLeft1 = 0x1EF00468, // Main LCD, first framebuffer for 3D left
FramebufferTopLeft2 = 0x1EF0046C, // Main LCD, second framebuffer for 3D left
FramebufferTopRight1 = 0x1EF00494, // Main LCD, first framebuffer for 3D right
FramebufferTopRight2 = 0x1EF00498, // Main LCD, second framebuffer for 3D right
FramebufferSubLeft1 = 0x1EF00568, // Sub LCD, first framebuffer
FramebufferSubLeft2 = 0x1EF0056C, // Sub LCD, second framebuffer
FramebufferSubRight1 = 0x1EF00594, // Sub LCD, unused first framebuffer
FramebufferSubRight2 = 0x1EF00598, // Sub LCD, unused second framebuffer
FramebufferTopSize = 0x1EF0045C,
FramebufferTopLeft1 = 0x1EF00468, // Main LCD, first framebuffer for 3D left
FramebufferTopLeft2 = 0x1EF0046C, // Main LCD, second framebuffer for 3D left
FramebufferTopFormat = 0x1EF00470,
FramebufferTopSwapBuffers = 0x1EF00478,
FramebufferTopStride = 0x1EF00490, // framebuffer row stride?
FramebufferTopRight1 = 0x1EF00494, // Main LCD, first framebuffer for 3D right
FramebufferTopRight2 = 0x1EF00498, // Main LCD, second framebuffer for 3D right
FramebufferSubSize = 0x1EF0055C,
FramebufferSubLeft1 = 0x1EF00568, // Sub LCD, first framebuffer
FramebufferSubLeft2 = 0x1EF0056C, // Sub LCD, second framebuffer
FramebufferSubFormat = 0x1EF00570,
FramebufferSubSwapBuffers = 0x1EF00578,
FramebufferSubStride = 0x1EF00590, // framebuffer row stride?
FramebufferSubRight1 = 0x1EF00594, // Sub LCD, unused first framebuffer
FramebufferSubRight2 = 0x1EF00598, // Sub LCD, unused second framebuffer
DisplayInputBufferAddr = 0x1EF00C00,
DisplayOutputBufferAddr = 0x1EF00C04,
@ -36,6 +45,15 @@ struct Registers {
ProcessCommandList = 0x1EF018F0,
};
enum class FramebufferFormat : u32 {
RGBA8 = 0,
RGB8 = 1,
RGB565 = 2,
RGB5A1 = 3,
RGBA4 = 4,
};
// TODO: Move these into the framebuffer struct
u32 framebuffer_top_left_1;
u32 framebuffer_top_left_2;
u32 framebuffer_top_right_1;
@ -45,6 +63,31 @@ struct Registers {
u32 framebuffer_sub_right_1;
u32 framebuffer_sub_right_2;
struct FrameBufferConfig {
union {
u32 size;
BitField< 0, 16, u32> width;
BitField<16, 16, u32> height;
};
union {
u32 format;
BitField< 0, 3, FramebufferFormat> color_format;
};
union {
u32 active_fb;
BitField<0, 1, u32> second_fb_active;
};
u32 stride;
};
FrameBufferConfig top_framebuffer;
FrameBufferConfig sub_framebuffer;
struct {
u32 input_address;
u32 output_address;
@ -75,8 +118,8 @@ struct Registers {
u32 flags;
BitField< 0, 1, u32> flip_data;
BitField< 8, 3, u32> input_format;
BitField<12, 3, u32> output_format;
BitField< 8, 3, FramebufferFormat> input_format;
BitField<12, 3, FramebufferFormat> output_format;
BitField<16, 1, u32> output_tiled;
};