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libraries: gnm_driver: added `sceGnmSetEmbeddedPsShader`

This commit is contained in:
psucien 2024-06-24 14:51:17 +02:00
parent cb6b21de1f
commit 508d034263
2 changed files with 77 additions and 10 deletions
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84
src/core/libraries/gnmdriver/gnmdriver.cpp
View File

@ -972,8 +972,73 @@ s32 PS4_SYSV_ABI sceGnmSetCsShaderWithModifier(u32* cmdbuf, u32 size, const u32*
return ORBIS_OK;
}
int PS4_SYSV_ABI sceGnmSetEmbeddedPsShader() {
LOG_ERROR(Lib_GnmDriver, "(STUBBED) called");
s32 PS4_SYSV_ABI sceGnmSetEmbeddedPsShader(u32* cmdbuf, u32 size, u32 shader_id,
u32 shader_modifier) {
LOG_TRACE(Lib_GnmDriver, "called");
if (shader_id > 1) {
LOG_ERROR(Lib_GnmDriver, "Unknown shader id {}", shader_id);
return 0x8eee00ff;
}
// clang-format off
constexpr static std::array ps0_code alignas(256) = {
0xbeeb03ffu, 0x00000003u, // s_mov_b32 vcc_hi, $0x00000003
0x7e000280u, // v_mov_b32 v0, 0
0x5e000100u, // v_cvt_pkrtz_f16_f32 v0, v0, v0
0xbf800000u, // s_nop
0xf8001c0fu, 0x00000000u, // exp mrt0, v0, v0 compr vm done
0xbf810000u, // s_endpgm
// Binary header
0x5362724fu, 0x07726468u, 0x00002043u, 0u, 0xb0a45b2bu, 0x1d39766du, 0x72044b7bu, 0x0000000fu,
// PS regs
0x0fe000f0u, 0u, 0xc0000u, 4u, 0u, 4u, 2u, 2u, 0u, 0u, 0x10u, 0xfu, 0xcu, 0u, 0u, 0u,
};
const auto shader0_addr = uintptr_t(ps0_code.data()); // Original address is 0xfe000f00
const static u32 ps0_regs[] = {
u32(shader0_addr >> 8), u32(shader0_addr >> 40), 0xc0000u, 4u, 0u, 4u, 2u, 2u, 0u, 0u, 0x10u, 0xfu, 0xcu};
constexpr static std::array ps1_code alignas(256) = {
0xbeeb03ffu, 0x00000003u, // s_mov_b32 vcc_hi, $0x00000003
0x7e040280u, // v_mov_b32 v2, 0
0xf8001803u, 0x02020202u, // exp mrt0, v2, v2, off, off vm done
0xbf810000u, // s_endpgm
// Binary header
0x5362724fu, 0x07726468u, 0x00001841u, 0x04080002u, 0x98b9cb94u, 0u, 0x6f130734u, 0x0000000fu,
// PS regs
0x0fe000f2u, 0u, 0x2000u, 0u, 0u, 2u, 2u, 2u, 0u, 0u, 0x10u, 3u, 0xcu,
};
const auto shader1_addr = uintptr_t(ps1_code.data()); // Original address is 0xfe000f20
const static u32 ps1_regs[] = {
u32(shader1_addr >> 8), u32(shader1_addr >> 40), 0x2000u, 0u, 0u, 2u, 2u, 2u, 0u, 0u, 0x10u, 3u, 0xcu};
// clang-format on
const auto ps_regs = shader_id == 0 ? ps0_regs : ps1_regs;
// Normally the driver will do a call to `sceGnmSetPsShader350()`, but this function has
// a check for zero in the upper part of shader address. In our case, the address is a
// pointer to a stack memory, so the check will likely fail. To workaround it we will
// repeat set shader functionality here as it is trivial.
cmdbuf = PM4CmdSetData::SetShReg(cmdbuf, 8u, ps_regs[0],
0u); // SPI_SHADER_PGM_LO_PS/SPI_SHADER_PGM_HI_PS
cmdbuf =
PM4CmdSetData::SetShReg(cmdbuf, 10u, ps_regs[2],
ps_regs[3]); // SPI_SHADER_USER_DATA_PS_4/SPI_SHADER_USER_DATA_PS_5
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x1c4u, ps_regs[4],
ps_regs[5]); // SPI_SHADER_Z_FORMAT/SPI_SHADER_COL_FORMAT
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x1b3u, ps_regs[6],
ps_regs[7]); // SPI_PS_INPUT_ENA/SPI_PS_INPUT_ADDR
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x1b6u, ps_regs[8]); // SPI_PS_IN_CONTROL
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x1b8u, ps_regs[9]); // SPI_BARYC_CNTL
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x203u, ps_regs[10]); // DB_SHADER_CONTROL
cmdbuf = PM4CmdSetData::SetContextReg(cmdbuf, 0x8fu, ps_regs[11]); // CB_SHADER_MASK
WriteTrailingNop<11>(cmdbuf);
return ORBIS_OK;
}
@ -981,10 +1046,15 @@ s32 PS4_SYSV_ABI sceGnmSetEmbeddedVsShader(u32* cmdbuf, u32 size, u32 shader_id,
u32 shader_modifier) {
LOG_TRACE(Lib_GnmDriver, "called");
if (shader_id != 0) {
LOG_ERROR(Lib_GnmDriver, "Unknown shader id {}", shader_id);
return 0x8eee00ff;
}
// A fullscreen triangle with one uv set
// clang-format off
constexpr static std::array shader_code alignas(256) = {
0xbeeb03ffu, 00000007u, // s_mov_b32 vcc_hi, $0x00000007
0xbeeb03ffu, 0x00000007u, // s_mov_b32 vcc_hi, $0x00000007
0x36020081u, // v_and_b32 v1, 1, v0
0x34020281u, // v_lshlrev_b32 v1, 1, v1
0x360000c2u, // v_and_b32 v0, -2, v0
@ -999,9 +1069,9 @@ s32 PS4_SYSV_ABI sceGnmSetEmbeddedVsShader(u32* cmdbuf, u32 size, u32 shader_id,
0xbf810000u, // s_endpgm
// Binary header
0x5362724fu, 0x07726468u, 0x00004047u, 0u, 0x47f8c29fu, 0x9b2da5cfu, 0xff7c5b7du,
0x5362724fu, 0x07726468u, 0x00004047u, 0u, 0x47f8c29fu, 0x9b2da5cfu, 0xff7c5b7du, 0x00000017u,
// VS regs
0x00000017u, 0x0fe000f1u, 0u, 0x000c0000u, 4u, 0u, 4u, 0u, 7u,
0x0fe000f1u, 0u, 0x000c0000u, 4u, 0u, 4u, 0u, 7u,
};
// clang-format on
@ -1009,10 +1079,6 @@ s32 PS4_SYSV_ABI sceGnmSetEmbeddedVsShader(u32* cmdbuf, u32 size, u32 shader_id,
const static u32 vs_regs[] = {
u32(shader_addr >> 8), u32(shader_addr >> 40), 0xc0000u, 4, 0, 4, 0, 7};
if (shader_id != 0) {
return 0x8eee00ff;
}
// Normally the driver will do a call to `sceGnmSetVsShader()`, but this function has
// a check for zero in the upper part of shader address. In our case, the address is a
// pointer to a stack memory, so the check will likely fail. To workaround it we will

3
src/core/libraries/gnmdriver/gnmdriver.h
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@ -143,7 +143,8 @@ int PS4_SYSV_ABI sceGnmSdmaOpen();
s32 PS4_SYSV_ABI sceGnmSetCsShader(u32* cmdbuf, u32 size, const u32* cs_regs);
s32 PS4_SYSV_ABI sceGnmSetCsShaderWithModifier(u32* cmdbuf, u32 size, const u32* cs_regs,
u32 modifier);
int PS4_SYSV_ABI sceGnmSetEmbeddedPsShader();
s32 PS4_SYSV_ABI sceGnmSetEmbeddedPsShader(u32* cmdbuf, u32 size, u32 shader_id,
u32 shader_modifier);
s32 PS4_SYSV_ABI sceGnmSetEmbeddedVsShader(u32* cmdbuf, u32 size, u32 shader_id, u32 modifier);
int PS4_SYSV_ABI sceGnmSetEsShader();
int PS4_SYSV_ABI sceGnmSetGsRingSizes();