int vixConfigPlayback(vidix_playback_t *info) { int src_w, drw_w; int src_h, drw_h; int hscale,vscale; long base0; int y_pitch = 0, uv_pitch = 0; int protect=0; int layout=0; unsigned int i; if(!is_supported_fourcc(info->fourcc)) return -1; src_w = info->src.w; src_h = info->src.h; drw_w = info->dest.w; drw_h = info->dest.h; switch(info->fourcc) { case IMGFMT_YUY2: case IMGFMT_BGR16: y_pitch = (src_w*2 + 15) & ~15; uv_pitch = 0; YOffs=VOffs=UOffs=info->offset.y = info->offset.v = info->offset.u = 0; info->frame_size = y_pitch*src_h; layout=0x0; /* packed */ break; case IMGFMT_YV12: case IMGFMT_I420: y_pitch = (src_w+15) & ~15; uv_pitch = ((src_w/2)+7) & ~7; YOffs=info->offset.y = 0; VOffs=info->offset.v = y_pitch*src_h; UOffs=info->offset.u = info->offset.v+(uv_pitch)*(src_h/2); info->frame_size = y_pitch*src_h + 2*uv_pitch*(src_h/2); layout=0x1; /* planar, 4:1:1 */ break; case IMGFMT_YVU9: y_pitch = (src_w+15) & ~15; uv_pitch = ((src_w/4)+3) & ~3; YOffs=info->offset.y = 0; VOffs=info->offset.v = y_pitch*src_h; UOffs=info->offset.u = info->offset.v+(uv_pitch)*(src_h/4); info->frame_size = y_pitch*src_h + 2*uv_pitch*(src_h/4); layout=0x51; /* planar, 16:1:1 */ break; } /* Assume we have 2 MB to play with */ info->num_frames = 0x200000 / info->frame_size; if(info->num_frames > VID_PLAY_MAXFRAMES) info->num_frames = VID_PLAY_MAXFRAMES; /* Start at 6 MB. Let's hope it's not in use. */ base0 = 0x600000; info->dga_addr = cyberblade_mem + base0; info->dest.pitch.y = 16; info->dest.pitch.u = 16; info->dest.pitch.v = 16; for(i = 0; i < info->num_frames; i++) { info->offsets[i] = info->frame_size * i; frames[i] = base0+info->offsets[i]; } OUTPORT8(0x3d4,0x39); OUTPORT8(0x3d5,INPORT(0x3d5)|1); SRINB(0x0b); /* Select new mode */ /* Unprotect hardware registers... */ protect=SRINB(0x11); SROUTB(0x11, 0x92); SROUTB(0x57, 0xc0); /* Playback key function */ SROUTB(0x21, 0x34); /* Signature control */ SROUTB(0x37, 0x30); /* Video key mode */ vixSetGrKeys(&cyberblade_grkey); /* compute_scale_factor(&src_w, &drw_w, &shrink, &zoom); */ { int HTotal,VTotal,HSync,VSync,Overflow,HDisp,VDisp; int HWinStart,VWinStart; int tx1,ty1,tx2,ty2; HTotal=CRINB(0x00); HSync=CRINB(0x04); VTotal=CRINB(0x06); VSync=CRINB(0x10); Overflow=CRINB(0x07); HTotal <<=3; HSync <<=3; VTotal |= (Overflow & 1) <<8; VTotal |= (Overflow & 0x20) <<4; VTotal +=4; VSync |= (Overflow & 4) <<6; VSync |= (Overflow & 0x80) <<2; if(CRINB(0xd1)&0x80) { int TVHTotal,TVVTotal,TVHSyncStart,TVVSyncStart,TVOverflow; LOGWRITE("[cyberblade] Using TV-CRTC\n"); HDisp=(1+CRINB(0x01))*8; VDisp=1+CRINB(0x12); Overflow=CRINB(0x07); VDisp |= (Overflow & 2) <<7; VDisp |= (Overflow & 0x40) << 3; TVHTotal=CRINB(0xe0)*8; TVVTotal=CRINB(0xe6); TVOverflow=CRINB(0xe7); if(TVOverflow&0x20) TVVTotal|=512; if(TVOverflow&0x01) TVVTotal|=256; TVHTotal+=40; TVVTotal+=2; TVHSyncStart=CRINB(0xe4)*8; TVVSyncStart=CRINB(0xf0); if(TVOverflow&0x80) TVVSyncStart|=512; if(TVOverflow&0x04) TVVSyncStart|=256; HWinStart=(TVHTotal-HDisp)&15; HWinStart|=(HTotal-HDisp)&15; HWinStart+=(TVHTotal-TVHSyncStart)-49; } else { LOGWRITE("[cyberblade] Using Standard CRTC\n"); HWinStart=(HTotal-HSync)+15; } VWinStart=(VTotal-VSync)-8; printf("[cyberblade] HTotal: 0x%x, HSStart: 0x%x\n",HTotal,HSync); printf(" VTotal: 0x%x, VStart: 0x%x\n",VTotal,VSync); tx1=HWinStart+info->dest.x; ty1=VWinStart+info->dest.y; tx2=tx1+info->dest.w; ty2=ty1+info->dest.h; CROUTW(0x86,tx1); CROUTW(0x88,ty1); CROUTW(0x8a,tx2); CROUTW(0x8c,ty2+3); } if(src_w==drw_w) hscale=0; else if(src_w<drw_w) { hscale=((src_w<<10)/(drw_w-2)) & 0x1fff; } else { hscale=0x8000 | ((((src_w/drw_w)-1)&7)<<10) | (((drw_w<<10)/src_w) & 0x3ff); } vscale=(src_h<<10)/(drw_h); if(drw_h<src_h) vscale=0x8000|((drw_h<<10)/(src_h)); /* Write scale factors to hardware */ CROUTW(0x80,hscale); /* Horizontal Scale */ CROUTW(0x82,vscale); /* Vertical Scale */ /* Now set the start address and data layout */ { int lb = (y_pitch+2) >> 2; CROUTB(0x95, ((lb & 0x100)>>1) | 0x08 ); /* Linebuffer level bit 8 & threshold */ CROUTB(0x96, (lb & 0xFF)); /* Linebuffer level */ CROUTB(0x97, 0x00); /* VDE Flags */ CROUTB(0xBA, 0x00); /* Chroma key */ CROUTB(0xBB, 0x00); /* Chroma key */ CROUTB(0xBC, 0xFF); /* Chroma key */ CROUTB(0xBD, 0xFF); /* Chroma key */ CROUTB(0xBE, 0x04); /* Capture control */ if(src_w > 384) layout|=4; /* 2x line buffers */ SROUTB(0x97, layout); CROUTW(0x90,y_pitch); /* Y Bytes per row */ SROUTW(0x9A,uv_pitch); /* UV Bytes per row */ switch(info->fourcc) { case IMGFMT_BGR16: CROUTB(0x8F, 0x24); /* VDE Flags - Edge Recovery & CSC Bypass */ CROUTB(0xBF, 0x02); /* Video format - RGB16 */ SROUTB(0xBE, 0x0); /* HSCB disabled */ break; default: CROUTB(0x8F, 0x20); /* VDE Flags - Edge Recovery */ CROUTB(0xBF, 0x00); /* Video format - YUV */ SROUTB(0xBE, 0x00); /* HSCB disable - was 0x03*/ break; } CROUTB(0x92, ((base0+info->offset.y) >> 3) &0xff); /* Lower 8 bits of start address */ CROUTB(0x93, ((base0+info->offset.y) >> 11) &0xff); /* Mid 8 bits of start address */ CROUTB(0x94, ((base0+info->offset.y) >> 19) &0xf); /* Upper 4 bits of start address */ SROUTB(0x80, ((base0+info->offset.v) >> 3) &0xff); /* Lower 8 bits of start address */ SROUTB(0x81, ((base0+info->offset.v) >> 11) &0xff); /* Mid 8 bits of start address */ SROUTB(0x82, ((base0+info->offset.v) >> 19) &0xf); /* Upper 4 bits of start address */ SROUTB(0x83, ((base0+info->offset.u) >> 3) &0xff); /* Lower 8 bits of start address */ SROUTB(0x84, ((base0+info->offset.u) >> 11) &0xff); /* Mid 8 bits of start address */ SROUTB(0x85, ((base0+info->offset.u) >> 19) &0xf); /* Upper 4 bits of start address */ } vixPlaybackSetEq(&equal); /* Protect hardware registers again */ SROUTB(0x11, protect); return 0; }
//------------------------------------------------------------------------------ // // Function: OALPCIInit // BOOL OALPCIInit() { VRC5477_REGS *pVRC5477Regs = OALPAtoUA(VRC5477_REG_PA); M1535_CFG_REGS *pM1535Regs = OALPAtoUA(BSP_REG_PA_M1535_CFG); OAL_PCI_LOCATION pciLoc; UINT32 u32; //---------------------------------------------------------------------- // External PCI //---------------------------------------------------------------------- // Cold reset OUTREG32(&pVRC5477Regs->PCICTL0H, PCI_CTRL_CRST); OALStall(100000); OUTREG32(&pVRC5477Regs->PCICTL0H, 0); OALStall(100000); // Setup windows OUTREG32(&pVRC5477Regs->PCIINIT00, BSP_PCI_INIT00); OUTREG32(&pVRC5477Regs->PCIW0, BSP_PCI_W0); OUTREG32(&pVRC5477Regs->PCIINIT10, BSP_PCI_INIT10); OUTREG32(&pVRC5477Regs->PCIW1, BSP_PCI_W1); // Setup control & arbiter registers OUTREG32(&pVRC5477Regs->PCICTL0L, BSP_PCI_CTL0L); OUTREG32(&pVRC5477Regs->PCICTL0H, BSP_PCI_CTL0H); OUTREG32(&pVRC5477Regs->PCIARB0L, BSP_PCI_ARB0L); OUTREG32(&pVRC5477Regs->PCIARB0H, BSP_PCI_ARB0H); // Setup configuration space OUTREG16(&pVRC5477Regs->PCICMD0, BSP_PCI_CMD0); OUTREG8(&pVRC5477Regs->MLTIM0, BSP_PCI_MLTIM0); OUTREG32(&pVRC5477Regs->BARC0, BSP_PCI_BARC0); OUTREG32(&pVRC5477Regs->BARM010, BSP_PCI_BARM010); OUTREG32(&pVRC5477Regs->BARM230, BSP_PCI_BARM230); OUTREG32(&pVRC5477Regs->BAR00, BSP_PCI_BAR00); OUTREG32(&pVRC5477Regs->BAR10, BSP_PCI_BAR10); OUTREG32(&pVRC5477Regs->BAR20, BSP_PCI_BAR20); OUTREG32(&pVRC5477Regs->BARB0, BSP_PCI_BARB0); OUTREG32(&pVRC5477Regs->BARP00, BSP_PCI_BARP00); OUTREG32(&pVRC5477Regs->BARP10, BSP_PCI_BARP10); //---------------------------------------------------------------------- // Internal PCI //---------------------------------------------------------------------- OUTREG32(&pVRC5477Regs->PCICTL1H, PCI_CTRL_CRST); OALStall(100000); OUTREG32(&pVRC5477Regs->PCICTL1H, 0); OALStall(100000); // Setup internal PCI windows OUTREG32(&pVRC5477Regs->PCIINIT01, BSP_PCI_INIT01); OUTREG32(&pVRC5477Regs->IOPCIW0, BSP_IOPCI_W0); OUTREG32(&pVRC5477Regs->PCIINIT11, BSP_PCI_INIT11); OUTREG32(&pVRC5477Regs->IOPCIW1, BSP_IOPCI_W1); // Setup control & arbiter registers OUTREG32(&pVRC5477Regs->PCICTL1L, BSP_PCI_CTL1L); OUTREG32(&pVRC5477Regs->PCICTL1H, BSP_PCI_CTL1H); OUTREG32(&pVRC5477Regs->PCIARB1L, BSP_PCI_ARB1L); OUTREG32(&pVRC5477Regs->PCIARB1H, BSP_PCI_ARB1H); // Setup configuration space OUTREG16(&pVRC5477Regs->PCICMD1, BSP_PCI_CMD1); OUTREG8(&pVRC5477Regs->MLTIM1, BSP_PCI_MLTIM1); OUTREG32(&pVRC5477Regs->BARC1, BSP_PCI_BARC1); OUTREG32(&pVRC5477Regs->BARM011, BSP_PCI_BARM011); OUTREG32(&pVRC5477Regs->BARM231, BSP_PCI_BARM231); OUTREG32(&pVRC5477Regs->BAR01, BSP_PCI_BAR01); OUTREG32(&pVRC5477Regs->BAR11, BSP_PCI_BAR11); OUTREG32(&pVRC5477Regs->BAR21, BSP_PCI_BAR21); OUTREG32(&pVRC5477Regs->BARB1, BSP_PCI_BARB1); OUTREG32(&pVRC5477Regs->BARP01, BSP_PCI_BARP01); OUTREG32(&pVRC5477Regs->BARP11, BSP_PCI_BARP11); OALStall(10000); //---------------------------------------------------------------------- // ALI M1535+ South Bridge //---------------------------------------------------------------------- // Is there ALI M1535+ bridge = CPU board is inserted to SG2 mother board, // in such case we must do some initialization --- default config address // lines for some ALI M1535+ internal devices colide with PCI slot config // address lines. pciLoc.bus = 0; pciLoc.dev = 8; pciLoc.fnc = 0; OALPCICfgRead(0, pciLoc, 0, sizeof(u32), &u32); if (u32 != 0x153310B9) goto cleanUp; //---------------------------------------------------------------------- // PCI-ISA bridge initialize //---------------------------------------------------------------------- OALLog(L"INFO: OALPCIInit: ALI M1535+ Bridge detected\r\n"); u32 = 0x0000C119; // I/O control, select PS2 keyboad/mouse OALPCICfgWrite(0, pciLoc, 0x40, sizeof(u32), &u32); u32 = 0x0000025D; // Primary IDE IRQ14 OALPCICfgWrite(0, pciLoc, 0x44, sizeof(u32), &u32); u32 = 0x70000009; // Audio->IRQ6, PCI INTC->IRQ11 OALPCICfgWrite(0, pciLoc, 0x48, sizeof(u32), &u32); u32 = 0x00000000; // USB1 enable OALPCICfgWrite(0, pciLoc, 0x50, sizeof(u32), &u32); u32 = 0x00000000; // PCSJ OALPCICfgWrite(0, pciLoc, 0x54, sizeof(u32), &u32); u32 = 0x0000007C; // IDE IDSEL(AD15), INTR OALPCICfgWrite(0, pciLoc, 0x58, sizeof(u32), &u32); u32 = 0x00004000; // Document recommend??? OALPCICfgWrite(0, pciLoc, 0x6C, sizeof(u32), &u32); u32 = 0x002600D2; // PMU IDSEL(AD14), USB IDSEL(AD13) OALPCICfgWrite(0, pciLoc, 0x70, sizeof(u32), &u32); u32 = 0x40801F01; // No modem, USB INTR(IRQ09), 2nd IDE IRQ15, AC97 IDSEL(AD17) OALPCICfgWrite(0, pciLoc, 0x74, sizeof(u32), &u32); u32 = 0x00000000; // USB2 disable OALPCICfgWrite(0, pciLoc, 0x7C, sizeof(u32), &u32); //--------------------------- // Configure super I/O chip //--------------------------- OUTPORT8(&pM1535Regs->config, 0x51); // Enter config mode OUTPORT8(&pM1535Regs->config, 0x23); // Enable parallel port OUTPORT8(&pM1535Regs->index, 0x07); OUTPORT8(&pM1535Regs->data, 0x03); // Select logical device 3 OUTPORT8(&pM1535Regs->index, 0x30); OUTPORT8(&pM1535Regs->data, 0x01); // Enable device OUTPORT8(&pM1535Regs->index, 0x60); OUTPORT8(&pM1535Regs->data, 0x03); // I/O address: 378h OUTPORT8(&pM1535Regs->index, 0x61); OUTPORT8(&pM1535Regs->data, 0x78); // I/O address: 378h OUTPORT8(&pM1535Regs->index, 0x70); OUTPORT8(&pM1535Regs->data, 0x07); // Irq: 7 // Enable UART1 OUTPORT8(&pM1535Regs->index, 0x07); OUTPORT8(&pM1535Regs->data, 0x04); // Select logical device 4 OUTPORT8(&pM1535Regs->index, 0x30); OUTPORT8(&pM1535Regs->data, 0x01); // Enable device OUTPORT8(&pM1535Regs->index, 0x60); OUTPORT8(&pM1535Regs->data, 0x03); // I/O address: 3F8h OUTPORT8(&pM1535Regs->index, 0x61); OUTPORT8(&pM1535Regs->data, 0xF8); // I/O address: 3F8h OUTPORT8(&pM1535Regs->index, 0x70); OUTPORT8(&pM1535Regs->data, 0x04); // Irq: 4 // Enable UART2/INFRA OUTPORT8(&pM1535Regs->index, 0x07); OUTPORT8(&pM1535Regs->data, 0x05); // Select logical device 5 OUTPORT8(&pM1535Regs->index, 0x30); OUTPORT8(&pM1535Regs->data, 0x01); // Enable device OUTPORT8(&pM1535Regs->index, 0x60); OUTPORT8(&pM1535Regs->data, 0x03); // I/O address: 3E8h OUTPORT8(&pM1535Regs->index, 0x61); OUTPORT8(&pM1535Regs->data, 0xE8); // I/O address: 3E8h OUTPORT8(&pM1535Regs->index, 0x70); OUTPORT8(&pM1535Regs->data, 0x05); // Irq: 5 // Enable PS/2 controller OUTPORT8(&pM1535Regs->index, 0x07); OUTPORT8(&pM1535Regs->data, 0x07); // Select logical device 7. OUTPORT8(&pM1535Regs->index, 0x30); OUTPORT8(&pM1535Regs->data, 0x01); // Enable device OUTPORT8(&pM1535Regs->index, 0x70); OUTPORT8(&pM1535Regs->data, 0x01); // Irq: 1 - keyboard OUTPORT8(&pM1535Regs->index, 0x72); OUTPORT8(&pM1535Regs->data, 0x0C); // Irq: 12 - mouse // Enable UART3 OUTPORT8(&pM1535Regs->index, 0x07); OUTPORT8(&pM1535Regs->data, 0x0B); // Select logical device 11 OUTPORT8(&pM1535Regs->index, 0x30); OUTPORT8(&pM1535Regs->data, 0x01); // Enable device OUTPORT8(&pM1535Regs->index, 0x60); OUTPORT8(&pM1535Regs->data, 0x02); // I/O address: 2F8h OUTPORT8(&pM1535Regs->index, 0x61); OUTPORT8(&pM1535Regs->data, 0xF8); // I/O address: 2F8h OUTPORT8(&pM1535Regs->index, 0x70); OUTPORT8(&pM1535Regs->data, 0x03); // Irq: 3 // Exit config mode OUTPORT8(&pM1535Regs->config, 0xBB); cleanUp: return TRUE; }
/*main(int argc, char *argv[])*/ static int __pci_scan(pciinfo_t *pci_list,unsigned *num_pci) { unsigned int idx; struct pci_config_reg pcr; int do_mode1_scan = 0, do_mode2_scan = 0; int func, hostbridges=0; int ret = -1; pci_lst = pci_list; pcicards = 0; ret = enable_app_io(); if (ret != 0) return(ret); if((pcr._configtype = pci_config_type()) == 0xFFFF) return ENODEV; /* Try pci config 1 probe first */ if ((pcr._configtype == 1) || do_mode1_scan) { /*printf("\nPCI probing configuration type 1\n");*/ pcr._ioaddr = 0xFFFF; pcr._pcibuses[0] = 0; pcr._pcinumbus = 1; pcr._pcibusidx = 0; idx = 0; do { /*printf("Probing for devices on PCI bus %d:\n\n", pcr._pcibusidx);*/ for (pcr._cardnum = 0x0; pcr._cardnum < MAX_PCI_DEVICES_PER_BUS; pcr._cardnum += 0x1) { func = 0; do { /* loop over the different functions, if present */ pcr._device_vendor = pci_get_vendor(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum, func); if ((pcr._vendor == 0xFFFF) || (pcr._device == 0xFFFF)) break; /* nothing there */ /*printf("\npci bus 0x%x cardnum 0x%02x function 0x%04x: vendor 0x%04x device 0x%04x\n", pcr._pcibuses[pcr._pcibusidx], pcr._cardnum, func, pcr._vendor, pcr._device);*/ pcibus = pcr._pcibuses[pcr._pcibusidx]; pcicard = pcr._cardnum; pcifunc = func; pcr._status_command = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_CMD_STAT_REG); pcr._class_revision = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_CLASS_REG); pcr._bist_header_latency_cache = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_HEADER_MISC); pcr._base0 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START); pcr._base1 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START+4); pcr._base2 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START+8); pcr._base3 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START+0x0C); pcr._base4 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START+0x10); pcr._base5 = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_REG_START+0x14); pcr._baserom = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAP_ROM_REG); #if 0 pcr._int_pin = pci_config_read_byte(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_INTERRUPT_PIN); pcr._int_line = pci_config_read_byte(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_INTERRUPT_REG); pcr._min_gnt = pci_config_read_byte(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MIN_GNT); pcr._max_lat = pci_config_read_byte(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_MAX_LAT); #else pcr._max_min_ipin_iline = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_INTERRUPT_REG); #endif pcr._user_config = pci_config_read_long(pcr._pcibuses[pcr._pcibusidx], pcr._cardnum,func,PCI_REG_USERCONFIG); /* check for pci-pci bridges */ #define PCI_CLASS_MASK 0xff000000 #define PCI_SUBCLASS_MASK 0x00ff0000 #define PCI_CLASS_BRIDGE 0x06000000 #define PCI_SUBCLASS_BRIDGE_PCI 0x00040000 switch(pcr._class_revision & (PCI_CLASS_MASK|PCI_SUBCLASS_MASK)) { case PCI_CLASS_BRIDGE|PCI_SUBCLASS_BRIDGE_PCI: if (pcr._secondary_bus_number > 0) { pcr._pcibuses[pcr._pcinumbus++] = pcr._secondary_bus_number; } break; case PCI_CLASS_BRIDGE: if ( ++hostbridges > 1) { pcr._pcibuses[pcr._pcinumbus] = pcr._pcinumbus; pcr._pcinumbus++; } break; default: break; } if((func==0) && ((pcr._header_type & PCI_MULTIFUNC_DEV) == 0)) { /* not a multi function device */ func = 8; } else { func++; } if (idx++ >= MAX_PCI_DEVICES) continue; identify_card(&pcr); } while( func < 8 ); } } while (++pcr._pcibusidx < pcr._pcinumbus); } #if !defined(__alpha__) && !defined(__powerpc__) /* Now try pci config 2 probe (deprecated) */ if ((pcr._configtype == 2) || do_mode2_scan) { OUTPORT8(PCI_MODE2_ENABLE_REG, 0xF1); OUTPORT8(PCI_MODE2_FORWARD_REG, 0x00); /* bus 0 for now */ /*printf("\nPCI probing configuration type 2\n");*/ pcr._pcibuses[0] = 0; pcr._pcinumbus = 1; pcr._pcibusidx = 0; idx = 0; do { for (pcr._ioaddr = 0xC000; pcr._ioaddr < 0xD000; pcr._ioaddr += 0x0100){ OUTPORT8(PCI_MODE2_FORWARD_REG, pcr._pcibuses[pcr._pcibusidx]); /* bus 0 for now */ pcr._device_vendor = INPORT32(pcr._ioaddr); OUTPORT8(PCI_MODE2_FORWARD_REG, 0x00); /* bus 0 for now */ if ((pcr._vendor == 0xFFFF) || (pcr._device == 0xFFFF)) continue; if ((pcr._vendor == 0xF0F0) || (pcr._device == 0xF0F0)) continue; /* catch ASUS P55TP4XE motherboards */ /*printf("\npci bus 0x%x slot at 0x%04x, vendor 0x%04x device 0x%04x\n", pcr._pcibuses[pcr._pcibusidx], pcr._ioaddr, pcr._vendor, pcr._device);*/ pcibus = pcr._pcibuses[pcr._pcibusidx] ; pcicard = pcr._ioaddr ; pcifunc = 0 ; OUTPORT8(PCI_MODE2_FORWARD_REG, pcr._pcibuses[pcr._pcibusidx]); /* bus 0 for now */ pcr._status_command = INPORT32(pcr._ioaddr + 0x04); pcr._class_revision = INPORT32(pcr._ioaddr + 0x08); pcr._bist_header_latency_cache = INPORT32(pcr._ioaddr + 0x0C); pcr._base0 = INPORT32(pcr._ioaddr + 0x10); pcr._base1 = INPORT32(pcr._ioaddr + 0x14); pcr._base2 = INPORT32(pcr._ioaddr + 0x18); pcr._base3 = INPORT32(pcr._ioaddr + 0x1C); pcr._base4 = INPORT32(pcr._ioaddr + 0x20); pcr._base5 = INPORT32(pcr._ioaddr + 0x24); pcr._baserom = INPORT32(pcr._ioaddr + 0x30); pcr._max_min_ipin_iline = INPORT8(pcr._ioaddr + 0x3C); pcr._user_config = INPORT32(pcr._ioaddr + 0x40); OUTPORT8(PCI_MODE2_FORWARD_REG, 0x00); /* bus 0 for now */ /* check for pci-pci bridges (currently we only know Digital) */ if ((pcr._vendor == 0x1011) && (pcr._device == 0x0001)) if (pcr._secondary_bus_number > 0) pcr._pcibuses[pcr._pcinumbus++] = pcr._secondary_bus_number; if (idx++ >= MAX_PCI_DEVICES) continue; identify_card(&pcr); } } while (++pcr._pcibusidx < pcr._pcinumbus); OUTPORT8(PCI_MODE2_ENABLE_REG, 0x00); } #endif /* __alpha__ */ disable_app_io(); *num_pci = pcicards; return 0 ; }