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marioparty4/src/dolphin/gx/GXInit.c
dbalatoni13 3e3b4ac2b1 Match the rest of GX
2025-01-12 14:26:19 +01:00

356 lines
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#include <string.h>
#include <dolphin/PPCArch.h>
#include <dolphin/gx.h>
#include <dolphin/os.h>
#include <dolphin/vi.h>
#include <dolphin/gx/GXPriv.h>
void __GXInitGX();
static struct __GXData_struct gxData;
struct __GXData_struct *gx = &gxData;
// DWARF info lists all of these as "void *", but these types make more sense.
u16 *__memReg;
u16 *__peReg;
u16 *__cpReg;
u32 *__piReg;
// clang-format off
asm BOOL IsWriteGatherBufferEmpty(void)
{
sync
mfspr r3, WPAR
andi. r3, r3, 1
}
// clang-format on
static void EnableWriteGatherPipe(void)
{
u32 hid2 = PPCMfhid2();
PPCMtwpar(OSUncachedToPhysical((void *)GXFIFO_ADDR));
hid2 |= 0x40000000;
PPCMthid2(hid2);
}
static void DisableWriteGatherPipe(void)
{
u32 hid2 = PPCMfhid2();
hid2 &= ~0x40000000;
PPCMthid2(hid2);
}
static GXTexRegion *__GXDefaultTexRegionCallback(GXTexObj *t_obj, GXTexMapID unused)
{
GXTexFmt fmt = GXGetTexObjFmt(t_obj);
if (fmt != GX_TF_C4 && fmt != GX_TF_C8 && fmt != GX_TF_C14X2) {
return &gx->TexRegions[gx->nextTexRgn++ & 7];
}
else {
return &gx->TexRegionsCI[gx->nextTexRgnCI++ & 3];
}
}
static GXTlutRegion *__GXDefaultTlutRegionCallback(u32 idx)
{
if (idx >= 0x14U) {
return NULL;
}
return &gx->TlutRegions[idx];
}
GXFifoObj FifoObj;
GXFifoObj* GXInit(void* base, u32 size)
{
u32 i;
u32 reg;
u32 freqBase;
char stack_padding[8];
gx->inDispList = FALSE;
gx->dlSaveContext = TRUE;
gx->tcsManEnab = FALSE;
gx->tevTcEnab = 0;
GXSetMisc(GX_MT_XF_FLUSH, 0);
__piReg = OSPhysicalToUncached(0xC003000);
__cpReg = OSPhysicalToUncached(0xC000000);
__peReg = OSPhysicalToUncached(0xC001000);
__memReg = OSPhysicalToUncached(0xC004000);
__GXFifoInit();
GXInitFifoBase(&FifoObj, base, size);
GXSetCPUFifo(&FifoObj);
GXSetGPFifo(&FifoObj);
__GXPEInit();
EnableWriteGatherPipe();
gx->genMode = 0;
SET_REG_FIELD(0, gx->genMode, 8, 24, 0);
gx->bpMask = 255;
SET_REG_FIELD(0, gx->bpMask, 8, 24, 0x0F);
gx->lpSize = 0;
SET_REG_FIELD(0, gx->lpSize, 8, 24, 0x22);
for (i = 0; i < 16; ++i) {
gx->tevc[i] = 0;
gx->teva[i] = 0;
gx->tref[i / 2] = 0;
gx->texmapId[i] = GX_TEXMAP_NULL;
SET_REG_FIELD(0x2F2, gx->tevc[i], 8, 24, 0xC0 + i * 2);
SET_REG_FIELD(0x2F3, gx->teva[i], 8, 24, 0xC1 + i * 2);
SET_REG_FIELD(0x2F5, gx->tevKsel[i / 2], 8, 24, 0xF6 + i / 2);
SET_REG_FIELD(0x2F7, gx->tref[i / 2], 8, 24, 0x28 + i / 2);
}
gx->iref = 0;
SET_REG_FIELD(0, gx->iref, 8, 24, 0x27);
for (i = 0; i < 8; ++i) {
gx->suTs0[i] = 0;
gx->suTs1[i] = 0;
SET_REG_FIELD(0x300, gx->suTs0[i], 8, 24, 0x30 + i * 2);
SET_REG_FIELD(0x301, gx->suTs1[i], 8, 24, 0x31 + i * 2);
}
SET_REG_FIELD(0, gx->suScis0, 8, 24, 0x20);
SET_REG_FIELD(0, gx->suScis1, 8, 24, 0x21);
SET_REG_FIELD(0, gx->cmode0, 8, 24, 0x41);
SET_REG_FIELD(0, gx->cmode1, 8, 24, 0x42);
SET_REG_FIELD(0, gx->zmode, 8, 24, 0x40);
SET_REG_FIELD(0, gx->peCtrl, 8, 24, 0x43);
SET_REG_FIELD(0, gx->cpTex, 2, 7, 0);
gx->dirtyState = 0;
gx->dirtyVAT = FALSE;
freqBase = __OSBusClock / 500;
__GXFlushTextureState();
reg = (freqBase >> 11) | 0x400 | 0x69000000;
GX_WRITE_RAS_REG(reg);
__GXFlushTextureState();
reg = (freqBase / 0x1080) | 0x200 | 0x46000000;
GX_WRITE_RAS_REG(reg);
for (i = GX_VTXFMT0; i < GX_MAX_VTXFMT; i++) {
SET_REG_FIELD(0, gx->vatA[i], 1, 30, 1);
SET_REG_FIELD(0, gx->vatB[i], 1, 31, 1);
do {
s32 regAddr;
GX_WRITE_U8(GX_LOAD_CP_REG);
GX_WRITE_U8(i | 0x80);
GX_WRITE_U32(gx->vatB[i]);
regAddr = i - 12;
} while (0);
}
{
u32 reg1 = 0;
u32 reg2 = 0;
SET_REG_FIELD(0, reg1, 1, 0, 1);
SET_REG_FIELD(0, reg1, 1, 1, 1);
SET_REG_FIELD(0, reg1, 1, 2, 1);
SET_REG_FIELD(0, reg1, 1, 3, 1);
SET_REG_FIELD(0, reg1, 1, 4, 1);
SET_REG_FIELD(0, reg1, 1, 5, 1);
GX_WRITE_XF_REG(0, reg1);
SET_REG_FIELD(0, reg2, 1, 0, 1);
GX_WRITE_XF_REG(0x12, reg2);
}
{
u32 reg = 0;
SET_REG_FIELD(0, reg, 1, 0, 1);
SET_REG_FIELD(0, reg, 1, 1, 1);
SET_REG_FIELD(0, reg, 1, 2, 1);
SET_REG_FIELD(0, reg, 1, 3, 1);
SET_REG_FIELD(0, reg, 8, 24, 0x58);
GX_WRITE_RAS_REG(reg);
}
for (i = 0; i < 8; i++)
GXInitTexCacheRegion(&gx->TexRegions[i], 0, i * 0x8000, 0,
0x80000 + i * 0x8000, 0);
for (i = 0; i < 4; i++)
GXInitTexCacheRegion(&gx->TexRegionsCI[i], 0, (i * 2 + 8) * 0x8000, 0,
(i * 2 + 9) * 0x8000, 0);
for (i = 0; i < 16; i++)
GXInitTlutRegion(&gx->TlutRegions[i], 0xC0000 + i * 0x2000, 16);
for (i = 0; i < 4; i++)
GXInitTlutRegion(&gx->TlutRegions[i + 16], 0xE0000 + i * 0x8000, 64);
__cpReg[3] = 0;
{
SET_REG_FIELD(0, gx->perfSel, 4, 4, 0);
GX_WRITE_U8(GX_LOAD_CP_REG);
GX_WRITE_U8(0x20);
GX_WRITE_U32(gx->perfSel);
GX_WRITE_U8(GX_LOAD_XF_REG);
GX_WRITE_U32(0x1006);
GX_WRITE_U32(0);
GX_WRITE_RAS_REG(0x23000000);
GX_WRITE_RAS_REG(0x24000000);
GX_WRITE_RAS_REG(0x67000000);
}
__GXSetTmemConfig(0);
__GXInitGX();
return &FifoObj;
}
void __GXInitGX()
{
GXRenderModeObj *rmode;
GXAttr var_r30;
f32 identity_mtx[3][4];
GXColor clear = { 64, 64, 64, 255 };
GXColor black = { 0, 0, 0, 0 };
GXColor white = { 255, 255, 255, 255 };
u32 i;
switch (VIGetTvFormat()) {
case 0:
rmode = &GXNtsc480IntDf;
break;
case 1:
rmode = &GXPal528IntDf;
break;
case 5:
rmode = &GXEurgb60Hz480IntDf;
break;
case 2:
rmode = &GXMpal480IntDf;
break;
default:
rmode = &GXNtsc480IntDf;
break;
}
GXSetCopyClear(clear, 0xFFFFFF);
GXSetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD1, GX_TG_MTX2x4, GX_TG_TEX1, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD2, GX_TG_MTX2x4, GX_TG_TEX2, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD3, GX_TG_MTX2x4, GX_TG_TEX3, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD4, GX_TG_MTX2x4, GX_TG_TEX4, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD5, GX_TG_MTX2x4, GX_TG_TEX5, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD6, GX_TG_MTX2x4, GX_TG_TEX6, 0x3CU);
GXSetTexCoordGen(GX_TEXCOORD7, GX_TG_MTX2x4, GX_TG_TEX7, 0x3CU);
GXSetNumTexGens(1);
GXClearVtxDesc();
GXInvalidateVtxCache();
for (var_r30 = GX_VA_POS; (u32)var_r30 <= 0x18; var_r30++) {
GXSetArray(var_r30, gx, 0);
}
GXSetLineWidth(6, 0);
GXSetPointSize(6, 0);
GXEnableTexOffsets(0, 0, 0);
GXEnableTexOffsets(1, 0, 0);
GXEnableTexOffsets(2, 0, 0);
GXEnableTexOffsets(3, 0, 0);
GXEnableTexOffsets(4, 0, 0);
GXEnableTexOffsets(5, 0, 0);
GXEnableTexOffsets(6, 0, 0);
GXEnableTexOffsets(7, 0, 0);
identity_mtx[0][0] = 1.0f;
identity_mtx[0][1] = 0.0f;
identity_mtx[0][2] = 0.0f;
identity_mtx[0][3] = 0.0f;
identity_mtx[1][0] = 0.0f;
identity_mtx[1][1] = 1.0f;
identity_mtx[1][2] = 0.0f;
identity_mtx[1][3] = 0.0f;
identity_mtx[2][0] = 0.0f;
identity_mtx[2][1] = 0.0f;
identity_mtx[2][2] = 1.0f;
identity_mtx[2][3] = 0.0f;
GXLoadPosMtxImm(identity_mtx, GX_PNMTX0);
GXLoadNrmMtxImm(identity_mtx, GX_PNMTX0);
GXSetCurrentMtx(GX_PNMTX0);
GXLoadTexMtxImm(identity_mtx, GX_IDENTITY, GX_MTX3x4);
GXLoadTexMtxImm(identity_mtx, GX_PTIDENTITY, GX_MTX3x4);
GXSetViewport(0.0f, 0.0f, rmode->fbWidth, rmode->xfbHeight, 0.0f, 1.0f);
GXSetCoPlanar(GX_DISABLE);
GXSetCullMode(GX_CULL_BACK);
GXSetClipMode(GX_CLIP_ENABLE);
GXSetScissor(0, 0, rmode->fbWidth, rmode->efbHeight);
GXSetScissorBoxOffset(0, 0);
GXSetNumChans(0);
GXSetChanCtrl(GX_COLOR0A0, GX_DISABLE, GX_SRC_REG, GX_SRC_VTX, GX_LIGHT_NULL, GX_DF_NONE, GX_AF_NONE);
GXSetChanAmbColor(GX_COLOR0A0, black);
GXSetChanMatColor(GX_COLOR0A0, white);
GXSetChanCtrl(GX_COLOR1A1, GX_DISABLE, GX_SRC_REG, GX_SRC_VTX, GX_LIGHT_NULL, GX_DF_NONE, GX_AF_NONE);
GXSetChanAmbColor(GX_COLOR1A1, black);
GXSetChanMatColor(GX_COLOR1A1, white);
GXInvalidateTexAll();
gx->nextTexRgnCI = gx->nextTexRgn = i = GX_TEVSTAGE0;
GXSetTexRegionCallback((void *)__GXDefaultTexRegionCallback);
GXSetTlutRegionCallback(__GXDefaultTlutRegionCallback);
GXSetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE1, GX_TEXCOORD1, GX_TEXMAP1, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE2, GX_TEXCOORD2, GX_TEXMAP2, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE3, GX_TEXCOORD3, GX_TEXMAP3, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE4, GX_TEXCOORD4, GX_TEXMAP4, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE5, GX_TEXCOORD5, GX_TEXMAP5, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE6, GX_TEXCOORD6, GX_TEXMAP6, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE7, GX_TEXCOORD7, GX_TEXMAP7, GX_COLOR0A0);
GXSetTevOrder(GX_TEVSTAGE8, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE9, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE10, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE11, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE12, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE13, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE14, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetTevOrder(GX_TEVSTAGE15, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
GXSetNumTevStages(1);
GXSetTevOp(GX_TEVSTAGE0, GX_REPLACE);
GXSetAlphaCompare(GX_ALWAYS, 0, GX_AOP_AND, GX_ALWAYS, 0);
GXSetZTexture(GX_ZT_DISABLE, GX_TF_Z8, 0);
for (; i < GX_MAX_TEVSTAGE; i++) {
GXSetTevKColorSel((GXTevStageID)i, GX_TEV_KCSEL_1_4);
GXSetTevKAlphaSel((GXTevStageID)i, GX_TEV_KASEL_1);
GXSetTevSwapMode((GXTevStageID)i, GX_TEV_SWAP0, GX_TEV_SWAP0);
}
GXSetTevSwapModeTable(GX_TEV_SWAP0, GX_CH_RED, GX_CH_GREEN, GX_CH_BLUE, GX_CH_ALPHA);
GXSetTevSwapModeTable(GX_TEV_SWAP1, GX_CH_RED, GX_CH_RED, GX_CH_RED, GX_CH_ALPHA);
GXSetTevSwapModeTable(GX_TEV_SWAP2, GX_CH_GREEN, GX_CH_GREEN, GX_CH_GREEN, GX_CH_ALPHA);
GXSetTevSwapModeTable(GX_TEV_SWAP3, GX_CH_BLUE, GX_CH_BLUE, GX_CH_BLUE, GX_CH_ALPHA);
for (i = GX_TEVSTAGE0; i < GX_MAX_TEVSTAGE; i++)
GXSetTevDirect((GXTevStageID)i);
GXSetNumIndStages(0);
GXSetIndTexCoordScale(GX_INDTEXSTAGE0, GX_ITS_1, GX_ITS_1);
GXSetIndTexCoordScale(GX_INDTEXSTAGE1, GX_ITS_1, GX_ITS_1);
GXSetIndTexCoordScale(GX_INDTEXSTAGE2, GX_ITS_1, GX_ITS_1);
GXSetIndTexCoordScale(GX_INDTEXSTAGE3, GX_ITS_1, GX_ITS_1);
GXSetFog(GX_FOG_NONE, 0.0f, 1.0f, 0.1f, 1.0f, black);
GXSetFogRangeAdj(GX_DISABLE, 0, 0);
GXSetBlendMode(GX_BM_NONE, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
GXSetColorUpdate(GX_ENABLE);
GXSetAlphaUpdate(GX_ENABLE);
GXSetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
GXSetZCompLoc(GX_TRUE);
GXSetDither(GX_ENABLE);
GXSetDstAlpha(GX_DISABLE, 0);
GXSetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
GXSetFieldMask(GX_ENABLE, GX_ENABLE);
GXSetFieldMode(rmode->field_rendering, ((rmode->viHeight == 2 * rmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
GXSetDispCopySrc(0, 0, rmode->fbWidth, rmode->efbHeight);
GXSetDispCopyDst(rmode->fbWidth, rmode->efbHeight);
GXSetDispCopyYScale((f32)(rmode->xfbHeight) / (f32)(rmode->efbHeight));
GXSetCopyClamp((GXFBClamp)(GX_CLAMP_TOP | GX_CLAMP_BOTTOM));
GXSetCopyFilter(rmode->aa, rmode->sample_pattern, GX_TRUE, rmode->vfilter);
GXSetDispCopyGamma(GX_GM_1_0);
GXSetDispCopyFrame2Field(GX_COPY_PROGRESSIVE);
GXClearBoundingBox();
GXPokeColorUpdate(GX_TRUE);
GXPokeAlphaUpdate(GX_TRUE);
GXPokeDither(GX_FALSE);
GXPokeBlendMode(GX_BM_NONE, GX_BL_ZERO, GX_BL_ONE, GX_LO_SET);
GXPokeAlphaMode(GX_ALWAYS, 0);
GXPokeAlphaRead(GX_READ_FF);
GXPokeDstAlpha(GX_DISABLE, 0);
GXPokeZMode(GX_TRUE, GX_ALWAYS, GX_TRUE);
GXSetGPMetric(GX_PERF0_NONE, GX_PERF1_NONE);
GXClearGPMetric();
}
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