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graphics: decode observed FSR setup registers 

Inspired by https://github.com/KytyPS5/KytyPS5/pull/607

Co-authored-by: BlackCAT <52720489+psnwd@users.noreply.github.com>
This commit is contained in:
nmzik 2026-09-14 09:10:55 +04:00
parent 8e35e1233b
commit a9ae04c152
3 changed files with 40 additions and 0 deletions
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19
src/graphics/guest_gpu/command_processor/pm4Handlers.cpp
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@ -3819,6 +3819,25 @@ void GraphicsInitJmpTablesUcIndirect() {
for (auto& func: g_hw_uc_indirect_func) {
func = nullptr;
}
for (uint32_t i = 0; i < 4; ++i) {
g_hw_uc_indirect_func[Pm4::FSR_CONTROL_POINTS_LEFT_X + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
cp.GetUcfg().SetFsrControlPoint(0, cmd_offset - Pm4::FSR_CONTROL_POINTS_LEFT_X, value);
};
g_hw_uc_indirect_func[Pm4::FSR_CONTROL_POINTS_LEFT_Y + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
cp.GetUcfg().SetFsrControlPoint(1, cmd_offset - Pm4::FSR_CONTROL_POINTS_LEFT_Y, value);
};
}
for (uint32_t i = 0; i < 2; ++i) {
g_hw_uc_indirect_func[Pm4::FSR_ALPHA_LEFT_X + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
cp.GetUcfg().SetFsrAlpha(0, cmd_offset - Pm4::FSR_ALPHA_LEFT_X, value);
};
g_hw_uc_indirect_func[Pm4::FSR_ALPHA_LEFT_Y + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
cp.GetUcfg().SetFsrAlpha(1, cmd_offset - Pm4::FSR_ALPHA_LEFT_Y, value);
};
g_hw_uc_indirect_func[Pm4::FSR_WINDOW_LEFT + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
cp.GetUcfg().SetFsrWindow(cmd_offset - Pm4::FSR_WINDOW_LEFT, value);
};
}
g_hw_uc_indirect_func[Pm4::GE_CNTL] = [](KYTY_HW_UC_INDIRECT_ARGS) {
HW::GeControl r;

15
src/graphics/guest_gpu/hardwareContext.h
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@ -936,6 +936,12 @@ private:
ShaderRegisters m_sh_regs;
};
struct FsrView {
uint32_t control_points[2][4] {};
uint32_t alphas[2][2] {};
uint32_t window[2] {};
};
class UserConfig {
public:
UserConfig() = default;
@ -965,8 +971,17 @@ public:
void SetGdsOaCntl(uint32_t value) { m_gds_oa.cntl = value; }
void SetGdsOaCounter(uint32_t value) { m_gds_oa.counters[m_gds_oa.GetIndex()].counter = value; }
void SetGdsOaAddress(uint32_t value) { m_gds_oa.counters[m_gds_oa.GetIndex()].address = value; }
void SetFsrControlPoint(uint32_t axis, uint32_t index, uint32_t value) {
m_fsr_view.control_points[axis][index] = value;
}
void SetFsrAlpha(uint32_t axis, uint32_t index, uint32_t value) {
m_fsr_view.alphas[axis][index] = value;
}
void SetFsrWindow(uint32_t index, uint32_t value) { m_fsr_view.window[index] = value; }
[[nodiscard]] const FsrView& GetFsrView() const { return m_fsr_view; }
private:
FsrView m_fsr_view;
Prospero::PrimitiveType m_prim_type = Prospero::PrimitiveType::kNone;
uint32_t m_index_offset = 0;
uint32_t m_object_id = 0;

6
src/graphics/guest_gpu/pm4.h
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@ -987,6 +987,12 @@ constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR2_MASK = 0x1;
constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_SHIFT = 2;
constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_MASK = 0x1;
constexpr uint32_t FSR_WINDOW_LEFT = 0x2BC;
constexpr uint32_t FSR_CONTROL_POINTS_LEFT_X = 0x2C4;
constexpr uint32_t FSR_CONTROL_POINTS_LEFT_Y = 0x2CC;
constexpr uint32_t FSR_ALPHA_LEFT_X = 0x2E4;
constexpr uint32_t FSR_ALPHA_LEFT_Y = 0x2E8;
constexpr uint32_t TA_CS_BC_BASE_ADDR = 0x380;
constexpr uint32_t TA_CS_BC_BASE_ADDR_HI = 0x381;
constexpr uint32_t TEXTURE_GRADIENT_FACTORS = 0x383;