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Fix DMA engine register offsets

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This commit is contained in:
Kelebek1 2023-09-21 20:19:59 +01:00
parent df56ecc318
commit 4f69be8169
2 changed files with 32 additions and 28 deletions
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5
src/video_core/engines/maxwell_dma.cpp
View file

@ -109,10 +109,11 @@ void MaxwellDMA::Launch() {
const bool is_const_a_dst = regs.remap_const.dst_x == RemapConst::Swizzle::CONST_A;
if (regs.launch_dma.remap_enable != 0 && is_const_a_dst) {
ASSERT(regs.remap_const.component_size_minus_one == 3);
accelerate.BufferClear(regs.offset_out, regs.line_length_in, regs.remap_consta_value);
accelerate.BufferClear(regs.offset_out, regs.line_length_in,
regs.remap_const.remap_consta_value);
read_buffer.resize_destructive(regs.line_length_in * sizeof(u32));
std::span<u32> span(reinterpret_cast<u32*>(read_buffer.data()), regs.line_length_in);
std::ranges::fill(span, regs.remap_consta_value);
std::ranges::fill(span, regs.remap_const.remap_consta_value);
memory_manager.WriteBlockUnsafe(regs.offset_out,
reinterpret_cast<u8*>(read_buffer.data()),
regs.line_length_in * sizeof(u32));

55
src/video_core/engines/maxwell_dma.h
View file

@ -214,14 +214,15 @@ public:
NO_WRITE = 6,
};
PackedGPUVAddr address;
u32 remap_consta_value;
u32 remap_constb_value;
union {
BitField<0, 12, u32> dst_components_raw;
BitField<0, 3, Swizzle> dst_x;
BitField<4, 3, Swizzle> dst_y;
BitField<8, 3, Swizzle> dst_z;
BitField<12, 3, Swizzle> dst_w;
BitField<0, 12, u32> dst_components_raw;
BitField<16, 2, u32> component_size_minus_one;
BitField<20, 2, u32> num_src_components_minus_one;
BitField<24, 2, u32> num_dst_components_minus_one;
@ -274,55 +275,57 @@ private:
struct Regs {
union {
struct {
u32 reserved[0x40];
INSERT_PADDING_BYTES_NOINIT(0x100);
u32 nop;
u32 reserved01[0xf];
INSERT_PADDING_BYTES_NOINIT(0x3C);
u32 pm_trigger;
u32 reserved02[0x3f];
INSERT_PADDING_BYTES_NOINIT(0xFC);
Semaphore semaphore;
u32 reserved03[0x2];
INSERT_PADDING_BYTES_NOINIT(0x8);
RenderEnable render_enable;
PhysMode src_phys_mode;
PhysMode dst_phys_mode;
u32 reserved04[0x26];
INSERT_PADDING_BYTES_NOINIT(0x98);
LaunchDMA launch_dma;
u32 reserved05[0x3f];
INSERT_PADDING_BYTES_NOINIT(0xFC);
PackedGPUVAddr offset_in;
PackedGPUVAddr offset_out;
s32 pitch_in;
s32 pitch_out;
u32 line_length_in;
u32 line_count;
u32 reserved06[0xb6];
u32 remap_consta_value;
u32 remap_constb_value;
INSERT_PADDING_BYTES_NOINIT(0x2E0);
RemapConst remap_const;
DMA::Parameters dst_params;
u32 reserved07[0x1];
INSERT_PADDING_BYTES_NOINIT(0x4);
DMA::Parameters src_params;
u32 reserved08[0x275];
INSERT_PADDING_BYTES_NOINIT(0x9D4);
u32 pm_trigger_end;
u32 reserved09[0x3ba];
INSERT_PADDING_BYTES_NOINIT(0xEE8);
};
std::array<u32, NUM_REGS> reg_array;
};
} regs{};
static_assert(sizeof(Regs) == NUM_REGS * 4);
#define ASSERT_REG_POSITION(field_name, position) \
static_assert(offsetof(MaxwellDMA::Regs, field_name) == position * 4, \
static_assert(offsetof(MaxwellDMA::Regs, field_name) == position, \
"Field " #field_name " has invalid position")
ASSERT_REG_POSITION(launch_dma, 0xC0);
ASSERT_REG_POSITION(offset_in, 0x100);
ASSERT_REG_POSITION(offset_out, 0x102);
ASSERT_REG_POSITION(pitch_in, 0x104);
ASSERT_REG_POSITION(pitch_out, 0x105);
ASSERT_REG_POSITION(line_length_in, 0x106);
ASSERT_REG_POSITION(line_count, 0x107);
ASSERT_REG_POSITION(remap_const, 0x1C0);
ASSERT_REG_POSITION(dst_params, 0x1C3);
ASSERT_REG_POSITION(src_params, 0x1CA);
ASSERT_REG_POSITION(semaphore, 0x240);
ASSERT_REG_POSITION(render_enable, 0x254);
ASSERT_REG_POSITION(src_phys_mode, 0x260);
ASSERT_REG_POSITION(launch_dma, 0x300);
ASSERT_REG_POSITION(offset_in, 0x400);
ASSERT_REG_POSITION(offset_out, 0x408);
ASSERT_REG_POSITION(pitch_in, 0x410);
ASSERT_REG_POSITION(pitch_out, 0x414);
ASSERT_REG_POSITION(line_length_in, 0x418);
ASSERT_REG_POSITION(line_count, 0x41C);
ASSERT_REG_POSITION(remap_const, 0x700);
ASSERT_REG_POSITION(dst_params, 0x70C);
ASSERT_REG_POSITION(src_params, 0x728);
ASSERT_REG_POSITION(pm_trigger_end, 0x1114);
#undef ASSERT_REG_POSITION
};