diff options
Diffstat (limited to 'linux/src/drivers/pci/pci.c')
-rw-r--r-- | linux/src/drivers/pci/pci.c | 1324 |
1 files changed, 1324 insertions, 0 deletions
diff --git a/linux/src/drivers/pci/pci.c b/linux/src/drivers/pci/pci.c new file mode 100644 index 0000000..bb79cc4 --- /dev/null +++ b/linux/src/drivers/pci/pci.c @@ -0,0 +1,1324 @@ +/* + * drivers/pci/pci.c + * + * PCI services that are built on top of the BIOS32 service. + * + * Copyright 1993, 1994, 1995 Drew Eckhardt, Frederic Potter, + * David Mosberger-Tang + * + * Apr 12, 1998 : Fixed handling of alien header types. [mj] + */ + +#include <linux/config.h> +#include <linux/ptrace.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/bios32.h> +#include <linux/pci.h> +#include <linux/string.h> + +#include <asm/page.h> + +struct pci_bus pci_root; +struct pci_dev *pci_devices = 0; + + +/* + * The bridge_id field is an offset of an item into the array + * BRIDGE_MAPPING_TYPE. 0xff indicates that the device is not a PCI + * bridge, or that we don't know for the moment how to configure it. + * I'm trying to do my best so that the kernel stays small. Different + * chipset can have same optimization structure. i486 and pentium + * chipsets from the same manufacturer usually have the same + * structure. + */ +#define DEVICE(vid,did,name) \ + {PCI_VENDOR_ID_##vid, PCI_DEVICE_ID_##did, (name), 0xff} + +#define BRIDGE(vid,did,name,bridge) \ + {PCI_VENDOR_ID_##vid, PCI_DEVICE_ID_##did, (name), (bridge)} + +/* + * Sorted in ascending order by vendor and device. + * Use binary search for lookup. If you add a device make sure + * it is sequential by both vendor and device id. + */ +struct pci_dev_info dev_info[] = { + DEVICE( COMPAQ, COMPAQ_1280, "QVision 1280/p"), + DEVICE( COMPAQ, COMPAQ_SMART2P, "Smart-2/P RAID Controller"), + DEVICE( COMPAQ, COMPAQ_NETEL100,"Netelligent 10/100"), + DEVICE( COMPAQ, COMPAQ_NETEL10, "Netelligent 10"), + DEVICE( COMPAQ, COMPAQ_NETFLEX3I,"NetFlex 3"), + DEVICE( COMPAQ, COMPAQ_NETEL100D,"Netelligent 10/100 Dual"), + DEVICE( COMPAQ, COMPAQ_NETEL100PI,"Netelligent 10/100 ProLiant"), + DEVICE( COMPAQ, COMPAQ_NETEL100I,"Netelligent 10/100 Integrated"), + DEVICE( COMPAQ, COMPAQ_THUNDER, "ThunderLAN"), + DEVICE( COMPAQ, COMPAQ_NETFLEX3B,"NetFlex 3 BNC"), + DEVICE( NCR, NCR_53C810, "53c810"), + DEVICE( NCR, NCR_53C820, "53c820"), + DEVICE( NCR, NCR_53C825, "53c825"), + DEVICE( NCR, NCR_53C815, "53c815"), + DEVICE( NCR, NCR_53C860, "53c860"), + DEVICE( NCR, NCR_53C896, "53c896"), + DEVICE( NCR, NCR_53C895, "53c895"), + DEVICE( NCR, NCR_53C885, "53c885"), + DEVICE( NCR, NCR_53C875, "53c875"), + DEVICE( NCR, NCR_53C875J, "53c875J"), + DEVICE( ATI, ATI_68800, "68800AX"), + DEVICE( ATI, ATI_215CT222, "215CT222"), + DEVICE( ATI, ATI_210888CX, "210888CX"), + DEVICE( ATI, ATI_215GB, "Mach64 GB"), + DEVICE( ATI, ATI_215GD, "Mach64 GD (Rage Pro)"), + DEVICE( ATI, ATI_215GI, "Mach64 GI (Rage Pro)"), + DEVICE( ATI, ATI_215GP, "Mach64 GP (Rage Pro)"), + DEVICE( ATI, ATI_215GQ, "Mach64 GQ (Rage Pro)"), + DEVICE( ATI, ATI_215GT, "Mach64 GT (Rage II)"), + DEVICE( ATI, ATI_215GTB, "Mach64 GT (Rage II)"), + DEVICE( ATI, ATI_210888GX, "210888GX"), + DEVICE( ATI, ATI_215LG, "Mach64 LG (3D Rage LT)"), + DEVICE( ATI, ATI_264LT, "Mach64 LT"), + DEVICE( ATI, ATI_264VT, "Mach64 VT"), + DEVICE( VLSI, VLSI_82C592, "82C592-FC1"), + DEVICE( VLSI, VLSI_82C593, "82C593-FC1"), + DEVICE( VLSI, VLSI_82C594, "82C594-AFC2"), + DEVICE( VLSI, VLSI_82C597, "82C597-AFC2"), + DEVICE( VLSI, VLSI_82C541, "82C541 Lynx"), + DEVICE( VLSI, VLSI_82C543, "82C543 Lynx ISA"), + DEVICE( VLSI, VLSI_82C532, "82C532"), + DEVICE( VLSI, VLSI_82C534, "82C534"), + DEVICE( VLSI, VLSI_82C535, "82C535"), + DEVICE( VLSI, VLSI_82C147, "82C147"), + DEVICE( VLSI, VLSI_VAS96011, "VAS96011 (Golden Gate II)"), + DEVICE( ADL, ADL_2301, "2301"), + DEVICE( NS, NS_87415, "87415"), + DEVICE( NS, NS_87410, "87410"), + DEVICE( TSENG, TSENG_W32P_2, "ET4000W32P"), + DEVICE( TSENG, TSENG_W32P_b, "ET4000W32P rev B"), + DEVICE( TSENG, TSENG_W32P_c, "ET4000W32P rev C"), + DEVICE( TSENG, TSENG_W32P_d, "ET4000W32P rev D"), + DEVICE( TSENG, TSENG_ET6000, "ET6000"), + DEVICE( WEITEK, WEITEK_P9000, "P9000"), + DEVICE( WEITEK, WEITEK_P9100, "P9100"), + BRIDGE( DEC, DEC_BRD, "DC21050", 0x00), + DEVICE( DEC, DEC_TULIP, "DC21040"), + DEVICE( DEC, DEC_TGA, "DC21030 (TGA)"), + DEVICE( DEC, DEC_TULIP_FAST, "DC21140"), + DEVICE( DEC, DEC_TGA2, "TGA2"), + DEVICE( DEC, DEC_FDDI, "DEFPA"), + DEVICE( DEC, DEC_TULIP_PLUS, "DC21041"), + DEVICE( DEC, DEC_21142, "DC21142"), + DEVICE( DEC, DEC_21052, "DC21052"), + DEVICE( DEC, DEC_21150, "DC21150"), + DEVICE( DEC, DEC_21152, "DC21152"), + DEVICE( CIRRUS, CIRRUS_7548, "GD 7548"), + DEVICE( CIRRUS, CIRRUS_5430, "GD 5430"), + DEVICE( CIRRUS, CIRRUS_5434_4, "GD 5434"), + DEVICE( CIRRUS, CIRRUS_5434_8, "GD 5434"), + DEVICE( CIRRUS, CIRRUS_5436, "GD 5436"), + DEVICE( CIRRUS, CIRRUS_5446, "GD 5446"), + DEVICE( CIRRUS, CIRRUS_5480, "GD 5480"), + DEVICE( CIRRUS, CIRRUS_5464, "GD 5464"), + DEVICE( CIRRUS, CIRRUS_5465, "GD 5465"), + DEVICE( CIRRUS, CIRRUS_6729, "CL 6729"), + DEVICE( CIRRUS, CIRRUS_6832, "PD 6832"), + DEVICE( CIRRUS, CIRRUS_7542, "CL 7542"), + DEVICE( CIRRUS, CIRRUS_7543, "CL 7543"), + DEVICE( CIRRUS, CIRRUS_7541, "CL 7541"), + DEVICE( IBM, IBM_FIRE_CORAL, "Fire Coral"), + DEVICE( IBM, IBM_TR, "Token Ring"), + DEVICE( IBM, IBM_82G2675, "82G2675"), + DEVICE( IBM, IBM_MCA, "MicroChannel"), + DEVICE( IBM, IBM_82351, "82351"), + DEVICE( IBM, IBM_SERVERAID, "ServeRAID"), + DEVICE( IBM, IBM_TR_WAKE, "Wake On LAN Token Ring"), + DEVICE( IBM, IBM_3780IDSP, "MWave DSP"), + DEVICE( WD, WD_7197, "WD 7197"), + DEVICE( AMD, AMD_LANCE, "79C970"), + DEVICE( AMD, AMD_SCSI, "53C974"), + DEVICE( TRIDENT, TRIDENT_9397, "Cyber9397"), + DEVICE( TRIDENT, TRIDENT_9420, "TG 9420"), + DEVICE( TRIDENT, TRIDENT_9440, "TG 9440"), + DEVICE( TRIDENT, TRIDENT_9660, "TG 9660 / Cyber9385"), + DEVICE( TRIDENT, TRIDENT_9750, "Image 975"), + DEVICE( AI, AI_M1435, "M1435"), + DEVICE( MATROX, MATROX_MGA_2, "Atlas PX2085"), + DEVICE( MATROX, MATROX_MIL, "Millennium"), + DEVICE( MATROX, MATROX_MYS, "Mystique"), + DEVICE( MATROX, MATROX_MIL_2, "Millennium II"), + DEVICE( MATROX, MATROX_MIL_2_AGP,"Millennium II AGP"), + DEVICE( MATROX, MATROX_MGA_IMP, "MGA Impression"), + DEVICE( CT, CT_65545, "65545"), + DEVICE( CT, CT_65548, "65548"), + DEVICE( CT, CT_65550, "65550"), + DEVICE( CT, CT_65554, "65554"), + DEVICE( CT, CT_65555, "65555"), + DEVICE( MIRO, MIRO_36050, "ZR36050"), + DEVICE( NEC, NEC_PCX2, "PowerVR PCX2"), + DEVICE( FD, FD_36C70, "TMC-18C30"), + DEVICE( SI, SI_5591_AGP, "5591/5592 AGP"), + DEVICE( SI, SI_6202, "6202"), + DEVICE( SI, SI_503, "85C503"), + DEVICE( SI, SI_ACPI, "ACPI"), + DEVICE( SI, SI_5597_VGA, "5597/5598 VGA"), + DEVICE( SI, SI_6205, "6205"), + DEVICE( SI, SI_501, "85C501"), + DEVICE( SI, SI_496, "85C496"), + DEVICE( SI, SI_601, "85C601"), + DEVICE( SI, SI_5107, "5107"), + DEVICE( SI, SI_5511, "85C5511"), + DEVICE( SI, SI_5513, "85C5513"), + DEVICE( SI, SI_5571, "5571"), + DEVICE( SI, SI_5591, "5591/5592 Host"), + DEVICE( SI, SI_5597, "5597/5598 Host"), + DEVICE( SI, SI_7001, "7001 USB"), + DEVICE( HP, HP_J2585A, "J2585A"), + DEVICE( HP, HP_J2585B, "J2585B (Lassen)"), + DEVICE( PCTECH, PCTECH_RZ1000, "RZ1000 (buggy)"), + DEVICE( PCTECH, PCTECH_RZ1001, "RZ1001 (buggy?)"), + DEVICE( PCTECH, PCTECH_SAMURAI_0,"Samurai 0"), + DEVICE( PCTECH, PCTECH_SAMURAI_1,"Samurai 1"), + DEVICE( PCTECH, PCTECH_SAMURAI_IDE,"Samurai IDE"), + DEVICE( DPT, DPT, "SmartCache/Raid"), + DEVICE( OPTI, OPTI_92C178, "92C178"), + DEVICE( OPTI, OPTI_82C557, "82C557 Viper-M"), + DEVICE( OPTI, OPTI_82C558, "82C558 Viper-M ISA+IDE"), + DEVICE( OPTI, OPTI_82C621, "82C621"), + DEVICE( OPTI, OPTI_82C700, "82C700"), + DEVICE( OPTI, OPTI_82C701, "82C701 FireStar Plus"), + DEVICE( OPTI, OPTI_82C814, "82C814 Firebridge 1"), + DEVICE( OPTI, OPTI_82C822, "82C822"), + DEVICE( OPTI, OPTI_82C825, "82C825 Firebridge 2"), + DEVICE( SGS, SGS_2000, "STG 2000X"), + DEVICE( SGS, SGS_1764, "STG 1764X"), + DEVICE( BUSLOGIC, BUSLOGIC_MULTIMASTER_NC, "MultiMaster NC"), + DEVICE( BUSLOGIC, BUSLOGIC_MULTIMASTER, "MultiMaster"), + DEVICE( BUSLOGIC, BUSLOGIC_FLASHPOINT, "FlashPoint"), + DEVICE( TI, TI_TVP4010, "TVP4010 Permedia"), + DEVICE( TI, TI_TVP4020, "TVP4020 Permedia 2"), + DEVICE( TI, TI_PCI1130, "PCI1130"), + DEVICE( TI, TI_PCI1131, "PCI1131"), + DEVICE( TI, TI_PCI1250, "PCI1250"), + DEVICE( OAK, OAK_OTI107, "OTI107"), + DEVICE( WINBOND2, WINBOND2_89C940,"NE2000-PCI"), + DEVICE( MOTOROLA, MOTOROLA_MPC105,"MPC105 Eagle"), + DEVICE( MOTOROLA, MOTOROLA_MPC106,"MPC106 Grackle"), + DEVICE( MOTOROLA, MOTOROLA_RAVEN, "Raven"), + DEVICE( PROMISE, PROMISE_20246, "IDE UltraDMA/33"), + DEVICE( PROMISE, PROMISE_5300, "DC5030"), + DEVICE( N9, N9_I128, "Imagine 128"), + DEVICE( N9, N9_I128_2, "Imagine 128v2"), + DEVICE( UMC, UMC_UM8673F, "UM8673F"), + BRIDGE( UMC, UMC_UM8891A, "UM8891A", 0x01), + DEVICE( UMC, UMC_UM8886BF, "UM8886BF"), + DEVICE( UMC, UMC_UM8886A, "UM8886A"), + BRIDGE( UMC, UMC_UM8881F, "UM8881F", 0x02), + DEVICE( UMC, UMC_UM8886F, "UM8886F"), + DEVICE( UMC, UMC_UM9017F, "UM9017F"), + DEVICE( UMC, UMC_UM8886N, "UM8886N"), + DEVICE( UMC, UMC_UM8891N, "UM8891N"), + DEVICE( X, X_AGX016, "ITT AGX016"), + DEVICE( PICOP, PICOP_PT86C52X, "PT86C52x Vesuvius"), + DEVICE( PICOP, PICOP_PT80C524, "PT80C524 Nile"), + DEVICE( APPLE, APPLE_BANDIT, "Bandit"), + DEVICE( APPLE, APPLE_GC, "Grand Central"), + DEVICE( APPLE, APPLE_HYDRA, "Hydra"), + DEVICE( NEXGEN, NEXGEN_82C501, "82C501"), + DEVICE( QLOGIC, QLOGIC_ISP1020, "ISP1020"), + DEVICE( QLOGIC, QLOGIC_ISP1022, "ISP1022"), + DEVICE( CYRIX, CYRIX_5510, "5510"), + DEVICE( CYRIX, CYRIX_PCI_MASTER,"PCI Master"), + DEVICE( CYRIX, CYRIX_5520, "5520"), + DEVICE( CYRIX, CYRIX_5530_LEGACY,"5530 Kahlua Legacy"), + DEVICE( CYRIX, CYRIX_5530_SMI, "5530 Kahlua SMI"), + DEVICE( CYRIX, CYRIX_5530_IDE, "5530 Kahlua IDE"), + DEVICE( CYRIX, CYRIX_5530_AUDIO,"5530 Kahlua Audio"), + DEVICE( CYRIX, CYRIX_5530_VIDEO,"5530 Kahlua Video"), + DEVICE( LEADTEK, LEADTEK_805, "S3 805"), + DEVICE( CONTAQ, CONTAQ_82C599, "82C599"), + DEVICE( CONTAQ, CONTAQ_82C693, "82C693"), + DEVICE( OLICOM, OLICOM_OC3136, "OC-3136/3137"), + DEVICE( OLICOM, OLICOM_OC2315, "OC-2315"), + DEVICE( OLICOM, OLICOM_OC2325, "OC-2325"), + DEVICE( OLICOM, OLICOM_OC2183, "OC-2183/2185"), + DEVICE( OLICOM, OLICOM_OC2326, "OC-2326"), + DEVICE( OLICOM, OLICOM_OC6151, "OC-6151/6152"), + DEVICE( SUN, SUN_EBUS, "EBUS"), + DEVICE( SUN, SUN_HAPPYMEAL, "Happy Meal Ethernet"), + DEVICE( SUN, SUN_SIMBA, "Advanced PCI Bridge"), + DEVICE( SUN, SUN_PBM, "PCI Bus Module"), + DEVICE( SUN, SUN_SABRE, "Ultra IIi PCI"), + DEVICE( CMD, CMD_640, "640 (buggy)"), + DEVICE( CMD, CMD_643, "643"), + DEVICE( CMD, CMD_646, "646"), + DEVICE( CMD, CMD_670, "670"), + DEVICE( VISION, VISION_QD8500, "QD-8500"), + DEVICE( VISION, VISION_QD8580, "QD-8580"), + DEVICE( BROOKTREE, BROOKTREE_848, "Bt848"), + DEVICE( BROOKTREE, BROOKTREE_849A, "Bt849"), + DEVICE( BROOKTREE, BROOKTREE_8474, "Bt8474"), + DEVICE( SIERRA, SIERRA_STB, "STB Horizon 64"), + DEVICE( ACC, ACC_2056, "2056"), + DEVICE( WINBOND, WINBOND_83769, "W83769F"), + DEVICE( WINBOND, WINBOND_82C105, "SL82C105"), + DEVICE( WINBOND, WINBOND_83C553, "W83C553"), + DEVICE( DATABOOK, DATABOOK_87144, "DB87144"), + DEVICE( PLX, PLX_SPCOM200, "SPCom 200 PCI serial I/O"), + DEVICE( PLX, PLX_9050, "PLX9050 PCI <-> IOBus Bridge"), + DEVICE( PLX, PLX_9080, "PCI9080 I2O"), + DEVICE( MADGE, MADGE_MK2, "Smart 16/4 BM Mk2 Ringnode"), + DEVICE( 3COM, 3COM_3C339, "3C339 TokenRing"), + DEVICE( 3COM, 3COM_3C590, "3C590 10bT"), + DEVICE( 3COM, 3COM_3C595TX, "3C595 100bTX"), + DEVICE( 3COM, 3COM_3C595T4, "3C595 100bT4"), + DEVICE( 3COM, 3COM_3C595MII, "3C595 100b-MII"), + DEVICE( 3COM, 3COM_3C900TPO, "3C900 10bTPO"), + DEVICE( 3COM, 3COM_3C900COMBO,"3C900 10b Combo"), + DEVICE( 3COM, 3COM_3C905TX, "3C905 100bTX"), + DEVICE( 3COM, 3COM_3C905T4, "3C905 100bT4"), + DEVICE( 3COM, 3COM_3C905B_TX, "3C905B 100bTX"), + DEVICE( SMC, SMC_EPIC100, "9432 TX"), + DEVICE( AL, AL_M1445, "M1445"), + DEVICE( AL, AL_M1449, "M1449"), + DEVICE( AL, AL_M1451, "M1451"), + DEVICE( AL, AL_M1461, "M1461"), + DEVICE( AL, AL_M1489, "M1489"), + DEVICE( AL, AL_M1511, "M1511"), + DEVICE( AL, AL_M1513, "M1513"), + DEVICE( AL, AL_M1521, "M1521"), + DEVICE( AL, AL_M1523, "M1523"), + DEVICE( AL, AL_M1531, "M1531 Aladdin IV"), + DEVICE( AL, AL_M1533, "M1533 Aladdin IV"), + DEVICE( AL, AL_M3307, "M3307 MPEG-1 decoder"), + DEVICE( AL, AL_M4803, "M4803"), + DEVICE( AL, AL_M5219, "M5219"), + DEVICE( AL, AL_M5229, "M5229 TXpro"), + DEVICE( AL, AL_M5237, "M5237 USB"), + DEVICE( SURECOM, SURECOM_NE34, "NE-34PCI LAN"), + DEVICE( NEOMAGIC, NEOMAGIC_MAGICGRAPH_NM2070, "Magicgraph NM2070"), + DEVICE( NEOMAGIC, NEOMAGIC_MAGICGRAPH_128V, "MagicGraph 128V"), + DEVICE( NEOMAGIC, NEOMAGIC_MAGICGRAPH_128ZV, "MagicGraph 128ZV"), + DEVICE( NEOMAGIC, NEOMAGIC_MAGICGRAPH_NM2160, "MagicGraph NM2160"), + DEVICE( ASP, ASP_ABP940, "ABP940"), + DEVICE( ASP, ASP_ABP940U, "ABP940U"), + DEVICE( ASP, ASP_ABP940UW, "ABP940UW"), + DEVICE( MACRONIX, MACRONIX_MX98713,"MX98713"), + DEVICE( MACRONIX, MACRONIX_MX987x5,"MX98715 / MX98725"), + DEVICE( CERN, CERN_SPSB_PMC, "STAR/RD24 SCI-PCI (PMC)"), + DEVICE( CERN, CERN_SPSB_PCI, "STAR/RD24 SCI-PCI (PMC)"), + DEVICE( CERN, CERN_HIPPI_DST, "HIPPI destination"), + DEVICE( CERN, CERN_HIPPI_SRC, "HIPPI source"), + DEVICE( IMS, IMS_8849, "8849"), + DEVICE( TEKRAM2, TEKRAM2_690c, "DC690c"), + DEVICE( TUNDRA, TUNDRA_CA91C042,"CA91C042 Universe"), + DEVICE( AMCC, AMCC_MYRINET, "Myrinet PCI (M2-PCI-32)"), + DEVICE( AMCC, AMCC_S5933, "S5933"), + DEVICE( AMCC, AMCC_S5933_HEPC3,"S5933 Traquair HEPC3"), + DEVICE( INTERG, INTERG_1680, "IGA-1680"), + DEVICE( INTERG, INTERG_1682, "IGA-1682"), + DEVICE( REALTEK, REALTEK_8029, "8029"), + DEVICE( REALTEK, REALTEK_8129, "8129"), + DEVICE( REALTEK, REALTEK_8139, "8139"), + DEVICE( TRUEVISION, TRUEVISION_T1000,"TARGA 1000"), + DEVICE( INIT, INIT_320P, "320 P"), + DEVICE( INIT, INIT_360P, "360 P"), + DEVICE( VIA, VIA_82C505, "VT 82C505"), + DEVICE( VIA, VIA_82C561, "VT 82C561"), + DEVICE( VIA, VIA_82C586_1, "VT 82C586 Apollo IDE"), + DEVICE( VIA, VIA_82C576, "VT 82C576 3V"), + DEVICE( VIA, VIA_82C585, "VT 82C585 Apollo VP1/VPX"), + DEVICE( VIA, VIA_82C586_0, "VT 82C586 Apollo ISA"), + DEVICE( VIA, VIA_82C595, "VT 82C595 Apollo VP2"), + DEVICE( VIA, VIA_82C597_0, "VT 82C597 Apollo VP3"), + DEVICE( VIA, VIA_82C926, "VT 82C926 Amazon"), + DEVICE( VIA, VIA_82C416, "VT 82C416MV"), + DEVICE( VIA, VIA_82C595_97, "VT 82C595 Apollo VP2/97"), + DEVICE( VIA, VIA_82C586_2, "VT 82C586 Apollo USB"), + DEVICE( VIA, VIA_82C586_3, "VT 82C586B Apollo ACPI"), + DEVICE( VIA, VIA_86C100A, "VT 86C100A"), + DEVICE( VIA, VIA_82C597_1, "VT 82C597 Apollo VP3 AGP"), + DEVICE( VORTEX, VORTEX_GDT60x0, "GDT 60x0"), + DEVICE( VORTEX, VORTEX_GDT6000B,"GDT 6000b"), + DEVICE( VORTEX, VORTEX_GDT6x10, "GDT 6110/6510"), + DEVICE( VORTEX, VORTEX_GDT6x20, "GDT 6120/6520"), + DEVICE( VORTEX, VORTEX_GDT6530, "GDT 6530"), + DEVICE( VORTEX, VORTEX_GDT6550, "GDT 6550"), + DEVICE( VORTEX, VORTEX_GDT6x17, "GDT 6117/6517"), + DEVICE( VORTEX, VORTEX_GDT6x27, "GDT 6127/6527"), + DEVICE( VORTEX, VORTEX_GDT6537, "GDT 6537"), + DEVICE( VORTEX, VORTEX_GDT6557, "GDT 6557"), + DEVICE( VORTEX, VORTEX_GDT6x15, "GDT 6115/6515"), + DEVICE( VORTEX, VORTEX_GDT6x25, "GDT 6125/6525"), + DEVICE( VORTEX, VORTEX_GDT6535, "GDT 6535"), + DEVICE( VORTEX, VORTEX_GDT6555, "GDT 6555"), + DEVICE( VORTEX, VORTEX_GDT6x17RP,"GDT 6117RP/6517RP"), + DEVICE( VORTEX, VORTEX_GDT6x27RP,"GDT 6127RP/6527RP"), + DEVICE( VORTEX, VORTEX_GDT6537RP,"GDT 6537RP"), + DEVICE( VORTEX, VORTEX_GDT6557RP,"GDT 6557RP"), + DEVICE( VORTEX, VORTEX_GDT6x11RP,"GDT 6111RP/6511RP"), + DEVICE( VORTEX, VORTEX_GDT6x21RP,"GDT 6121RP/6521RP"), + DEVICE( VORTEX, VORTEX_GDT6x17RP1,"GDT 6117RP1/6517RP1"), + DEVICE( VORTEX, VORTEX_GDT6x27RP1,"GDT 6127RP1/6527RP1"), + DEVICE( VORTEX, VORTEX_GDT6537RP1,"GDT 6537RP1"), + DEVICE( VORTEX, VORTEX_GDT6557RP1,"GDT 6557RP1"), + DEVICE( VORTEX, VORTEX_GDT6x11RP1,"GDT 6111RP1/6511RP1"), + DEVICE( VORTEX, VORTEX_GDT6x21RP1,"GDT 6121RP1/6521RP1"), + DEVICE( VORTEX, VORTEX_GDT6x17RP2,"GDT 6117RP2/6517RP2"), + DEVICE( VORTEX, VORTEX_GDT6x27RP2,"GDT 6127RP2/6527RP2"), + DEVICE( VORTEX, VORTEX_GDT6537RP2,"GDT 6537RP2"), + DEVICE( VORTEX, VORTEX_GDT6557RP2,"GDT 6557RP2"), + DEVICE( VORTEX, VORTEX_GDT6x11RP2,"GDT 6111RP2/6511RP2"), + DEVICE( VORTEX, VORTEX_GDT6x21RP2,"GDT 6121RP2/6521RP2"), + DEVICE( EF, EF_ATM_FPGA, "155P-MF1 (FPGA)"), + DEVICE( EF, EF_ATM_ASIC, "155P-MF1 (ASIC)"), + DEVICE( FORE, FORE_PCA200PC, "PCA-200PC"), + DEVICE( FORE, FORE_PCA200E, "PCA-200E"), + DEVICE( IMAGINGTECH, IMAGINGTECH_ICPCI, "MVC IC-PCI"), + DEVICE( PHILIPS, PHILIPS_SAA7146,"SAA7146"), + DEVICE( CYCLONE, CYCLONE_SDK, "SDK"), + DEVICE( ALLIANCE, ALLIANCE_PROMOTIO, "Promotion-6410"), + DEVICE( ALLIANCE, ALLIANCE_PROVIDEO, "Provideo"), + DEVICE( ALLIANCE, ALLIANCE_AT24, "AT24"), + DEVICE( ALLIANCE, ALLIANCE_AT3D, "AT3D"), + DEVICE( VMIC, VMIC_VME, "VMIVME-7587"), + DEVICE( DIGI, DIGI_EPC, "AccelPort EPC"), + DEVICE( DIGI, DIGI_RIGHTSWITCH, "RightSwitch SE-6"), + DEVICE( DIGI, DIGI_XEM, "AccelPort Xem"), + DEVICE( DIGI, DIGI_XR, "AccelPort Xr"), + DEVICE( DIGI, DIGI_CX, "AccelPort C/X"), + DEVICE( DIGI, DIGI_XRJ, "AccelPort Xr/J"), + DEVICE( DIGI, DIGI_EPCJ, "AccelPort EPC/J"), + DEVICE( DIGI, DIGI_XR_920, "AccelPort Xr 920"), + DEVICE( MUTECH, MUTECH_MV1000, "MV-1000"), + DEVICE( RENDITION, RENDITION_VERITE,"Verite 1000"), + DEVICE( RENDITION, RENDITION_VERITE2100,"Verite 2100"), + DEVICE( TOSHIBA, TOSHIBA_601, "Laptop"), + DEVICE( TOSHIBA, TOSHIBA_TOPIC95,"ToPIC95"), + DEVICE( TOSHIBA, TOSHIBA_TOPIC97,"ToPIC97"), + DEVICE( RICOH, RICOH_RL5C466, "RL5C466"), + DEVICE( ARTOP, ARTOP_ATP850UF, "ATP850UF"), + DEVICE( ZEITNET, ZEITNET_1221, "1221"), + DEVICE( ZEITNET, ZEITNET_1225, "1225"), + DEVICE( OMEGA, OMEGA_82C092G, "82C092G"), + DEVICE( LITEON, LITEON_LNE100TX,"LNE100TX"), + DEVICE( NP, NP_PCI_FDDI, "NP-PCI"), + DEVICE( ATT, ATT_L56XMF, "L56xMF"), + DEVICE( SPECIALIX, SPECIALIX_IO8, "IO8+/PCI"), + DEVICE( SPECIALIX, SPECIALIX_XIO, "XIO/SIO host"), + DEVICE( SPECIALIX, SPECIALIX_RIO, "RIO host"), + DEVICE( AURAVISION, AURAVISION_VXP524,"VXP524"), + DEVICE( IKON, IKON_10115, "10115 Greensheet"), + DEVICE( IKON, IKON_10117, "10117 Greensheet"), + DEVICE( ZORAN, ZORAN_36057, "ZR36057"), + DEVICE( ZORAN, ZORAN_36120, "ZR36120"), + DEVICE( KINETIC, KINETIC_2915, "2915 CAMAC"), + DEVICE( COMPEX, COMPEX_ENET100VG4, "Readylink ENET100-VG4"), + DEVICE( COMPEX, COMPEX_RL2000, "ReadyLink 2000"), + DEVICE( RP, RP8OCTA, "RocketPort 8 Oct"), + DEVICE( RP, RP8INTF, "RocketPort 8 Intf"), + DEVICE( RP, RP16INTF, "RocketPort 16 Intf"), + DEVICE( RP, RP32INTF, "RocketPort 32 Intf"), + DEVICE( CYCLADES, CYCLOM_Y_Lo, "Cyclom-Y below 1Mbyte"), + DEVICE( CYCLADES, CYCLOM_Y_Hi, "Cyclom-Y above 1Mbyte"), + DEVICE( CYCLADES, CYCLOM_Z_Lo, "Cyclom-Z below 1Mbyte"), + DEVICE( CYCLADES, CYCLOM_Z_Hi, "Cyclom-Z above 1Mbyte"), + DEVICE( ESSENTIAL, ESSENTIAL_ROADRUNNER,"Roadrunner serial HIPPI"), + DEVICE( O2, O2_6832, "6832"), + DEVICE( 3DFX, 3DFX_VOODOO, "Voodoo"), + DEVICE( 3DFX, 3DFX_VOODOO2, "Voodoo2"), + DEVICE( SIGMADES, SIGMADES_6425, "REALmagic64/GX"), + DEVICE( STALLION, STALLION_ECHPCI832,"EasyConnection 8/32"), + DEVICE( STALLION, STALLION_ECHPCI864,"EasyConnection 8/64"), + DEVICE( STALLION, STALLION_EIOPCI,"EasyIO"), + DEVICE( OPTIBASE, OPTIBASE_FORGE, "MPEG Forge"), + DEVICE( OPTIBASE, OPTIBASE_FUSION,"MPEG Fusion"), + DEVICE( OPTIBASE, OPTIBASE_VPLEX, "VideoPlex"), + DEVICE( OPTIBASE, OPTIBASE_VPLEXCC,"VideoPlex CC"), + DEVICE( OPTIBASE, OPTIBASE_VQUEST,"VideoQuest"), + DEVICE( ASIX, ASIX_88140, "88140"), + DEVICE( SATSAGEM, SATSAGEM_PCR2101,"PCR2101 DVB receiver"), + DEVICE( SATSAGEM, SATSAGEM_TELSATTURBO,"Telsat Turbo DVB"), + DEVICE( ENSONIQ, ENSONIQ_AUDIOPCI,"AudioPCI"), + DEVICE( PICTUREL, PICTUREL_PCIVST,"PCIVST"), + DEVICE( NVIDIA_SGS, NVIDIA_SGS_RIVA128, "Riva 128"), + DEVICE( CBOARDS, CBOARDS_DAS1602_16,"DAS1602/16"), + DEVICE( SYMPHONY, SYMPHONY_101, "82C101"), + DEVICE( TEKRAM, TEKRAM_DC290, "DC-290"), + DEVICE( 3DLABS, 3DLABS_300SX, "GLINT 300SX"), + DEVICE( 3DLABS, 3DLABS_500TX, "GLINT 500TX"), + DEVICE( 3DLABS, 3DLABS_DELTA, "GLINT Delta"), + DEVICE( 3DLABS, 3DLABS_PERMEDIA,"PERMEDIA"), + DEVICE( 3DLABS, 3DLABS_MX, "GLINT MX"), + DEVICE( AVANCE, AVANCE_ALG2064, "ALG2064i"), + DEVICE( AVANCE, AVANCE_2302, "ALG-2302"), + DEVICE( NETVIN, NETVIN_NV5000SC,"NV5000"), + DEVICE( S3, S3_PLATO_PXS, "PLATO/PX (system)"), + DEVICE( S3, S3_ViRGE, "ViRGE"), + DEVICE( S3, S3_TRIO, "Trio32/Trio64"), + DEVICE( S3, S3_AURORA64VP, "Aurora64V+"), + DEVICE( S3, S3_TRIO64UVP, "Trio64UV+"), + DEVICE( S3, S3_ViRGE_VX, "ViRGE/VX"), + DEVICE( S3, S3_868, "Vision 868"), + DEVICE( S3, S3_928, "Vision 928-P"), + DEVICE( S3, S3_864_1, "Vision 864-P"), + DEVICE( S3, S3_864_2, "Vision 864-P"), + DEVICE( S3, S3_964_1, "Vision 964-P"), + DEVICE( S3, S3_964_2, "Vision 964-P"), + DEVICE( S3, S3_968, "Vision 968"), + DEVICE( S3, S3_TRIO64V2, "Trio64V2/DX or /GX"), + DEVICE( S3, S3_PLATO_PXG, "PLATO/PX (graphics)"), + DEVICE( S3, S3_ViRGE_DXGX, "ViRGE/DX or /GX"), + DEVICE( S3, S3_ViRGE_GX2, "ViRGE/GX2"), + DEVICE( S3, S3_ViRGE_MX, "ViRGE/MX"), + DEVICE( S3, S3_ViRGE_MXP, "ViRGE/MX+"), + DEVICE( S3, S3_ViRGE_MXPMV, "ViRGE/MX+MV"), + DEVICE( S3, S3_SONICVIBES, "SonicVibes"), + DEVICE( INTEL, INTEL_82375, "82375EB"), + BRIDGE( INTEL, INTEL_82424, "82424ZX Saturn", 0x00), + DEVICE( INTEL, INTEL_82378, "82378IB"), + DEVICE( INTEL, INTEL_82430, "82430ZX Aries"), + BRIDGE( INTEL, INTEL_82434, "82434LX Mercury/Neptune", 0x00), + DEVICE( INTEL, INTEL_82092AA_0,"82092AA PCMCIA bridge"), + DEVICE( INTEL, INTEL_82092AA_1,"82092AA EIDE"), + DEVICE( INTEL, INTEL_7116, "SAA7116"), + DEVICE( INTEL, INTEL_82596, "82596"), + DEVICE( INTEL, INTEL_82865, "82865"), + DEVICE( INTEL, INTEL_82557, "82557"), + DEVICE( INTEL, INTEL_82437, "82437"), + DEVICE( INTEL, INTEL_82371_0, "82371 Triton PIIX"), + DEVICE( INTEL, INTEL_82371_1, "82371 Triton PIIX"), + DEVICE( INTEL, INTEL_82371MX, "430MX - 82371MX MPIIX"), + DEVICE( INTEL, INTEL_82437MX, "430MX - 82437MX MTSC"), + DEVICE( INTEL, INTEL_82441, "82441FX Natoma"), + DEVICE( INTEL, INTEL_82380FB, "82380FB Mobile"), + DEVICE( INTEL, INTEL_82439, "82439HX Triton II"), + DEVICE( INTEL, INTEL_82371SB_0,"82371SB PIIX3 ISA"), + DEVICE( INTEL, INTEL_82371SB_1,"82371SB PIIX3 IDE"), + DEVICE( INTEL, INTEL_82371SB_2,"82371SB PIIX3 USB"), + DEVICE( INTEL, INTEL_82437VX, "82437VX Triton II"), + DEVICE( INTEL, INTEL_82439TX, "82439TX"), + DEVICE( INTEL, INTEL_82371AB_0,"82371AB PIIX4 ISA"), + DEVICE( INTEL, INTEL_82371AB, "82371AB PIIX4 IDE"), + DEVICE( INTEL, INTEL_82371AB_2,"82371AB PIIX4 USB"), + DEVICE( INTEL, INTEL_82371AB_3,"82371AB PIIX4 ACPI"), + DEVICE( INTEL, INTEL_82443LX_0,"440LX - 82443LX PAC Host"), + DEVICE( INTEL, INTEL_82443LX_1,"440LX - 82443LX PAC AGP"), + DEVICE( INTEL, INTEL_82443BX_0,"440BX - 82443BX Host"), + DEVICE( INTEL, INTEL_82443BX_1,"440BX - 82443BX AGP"), + DEVICE( INTEL, INTEL_82443BX_2,"440BX - 82443BX Host (no AGP)"), + DEVICE( INTEL, INTEL_82443GX_0,"440GX - 82443GX Host"), + DEVICE( INTEL, INTEL_82443GX_1,"440GX - 82443GX AGP"), + DEVICE( INTEL, INTEL_82443GX_2,"440GX - 82443GX Host (no AGP)"), + DEVICE( INTEL, INTEL_P6, "Orion P6"), + DEVICE( INTEL, INTEL_82450GX, "82450GX Orion P6"), + DEVICE( KTI, KTI_ET32P2, "ET32P2"), + DEVICE( ADAPTEC, ADAPTEC_7810, "AIC-7810 RAID"), + DEVICE( ADAPTEC, ADAPTEC_7850, "AIC-7850"), + DEVICE( ADAPTEC, ADAPTEC_7855, "AIC-7855"), + DEVICE( ADAPTEC, ADAPTEC_5800, "AIC-5800"), + DEVICE( ADAPTEC, ADAPTEC_7860, "AIC-7860"), + DEVICE( ADAPTEC, ADAPTEC_7861, "AIC-7861"), + DEVICE( ADAPTEC, ADAPTEC_7870, "AIC-7870"), + DEVICE( ADAPTEC, ADAPTEC_7871, "AIC-7871"), + DEVICE( ADAPTEC, ADAPTEC_7872, "AIC-7872"), + DEVICE( ADAPTEC, ADAPTEC_7873, "AIC-7873"), + DEVICE( ADAPTEC, ADAPTEC_7874, "AIC-7874"), + DEVICE( ADAPTEC, ADAPTEC_7895, "AIC-7895U"), + DEVICE( ADAPTEC, ADAPTEC_7880, "AIC-7880U"), + DEVICE( ADAPTEC, ADAPTEC_7881, "AIC-7881U"), + DEVICE( ADAPTEC, ADAPTEC_7882, "AIC-7882U"), + DEVICE( ADAPTEC, ADAPTEC_7883, "AIC-7883U"), + DEVICE( ADAPTEC, ADAPTEC_7884, "AIC-7884U"), + DEVICE( ADAPTEC, ADAPTEC_1030, "ABA-1030 DVB receiver"), + DEVICE( ADAPTEC2, ADAPTEC2_2940U2, "AHA-2940U2"), + DEVICE( ADAPTEC2, ADAPTEC2_7890, "AIC-7890/1"), + DEVICE( ADAPTEC2, ADAPTEC2_3940U2, "AHA-3940U2"), + DEVICE( ADAPTEC2, ADAPTEC2_7896, "AIC-7896/7"), + DEVICE( ATRONICS, ATRONICS_2015, "IDE-2015PL"), + DEVICE( TIGERJET, TIGERJET_300, "Tiger300 ISDN"), + DEVICE( ARK, ARK_STING, "Stingray"), + DEVICE( ARK, ARK_STINGARK, "Stingray ARK 2000PV"), + DEVICE( ARK, ARK_2000MT, "2000MT") +}; + + +#ifdef CONFIG_PCI_OPTIMIZE + +/* + * An item of this structure has the following meaning: + * for each optimization, the register address, the mask + * and value to write to turn it on. + * There are 5 optimizations for the moment: + * Cache L2 write back best than write through + * Posted Write for CPU to PCI enable + * Posted Write for CPU to MEMORY enable + * Posted Write for PCI to MEMORY enable + * PCI Burst enable + * + * Half of the bios I've meet don't allow you to turn that on, and you + * can gain more than 15% on graphic accesses using those + * optimizations... + */ +struct optimization_type { + const char *type; + const char *off; + const char *on; +} bridge_optimization[] = { + {"Cache L2", "write through", "write back"}, + {"CPU-PCI posted write", "off", "on"}, + {"CPU-Memory posted write", "off", "on"}, + {"PCI-Memory posted write", "off", "on"}, + {"PCI burst", "off", "on"} +}; + +#define NUM_OPTIMIZATIONS \ + (sizeof(bridge_optimization) / sizeof(bridge_optimization[0])) + +struct bridge_mapping_type { + unsigned char addr; /* config space address */ + unsigned char mask; + unsigned char value; +} bridge_mapping[] = { + /* + * Intel Neptune/Mercury/Saturn: + * If the internal cache is write back, + * the L2 cache must be write through! + * I've to check out how to control that + * for the moment, we won't touch the cache + */ + {0x0 ,0x02 ,0x02 }, + {0x53 ,0x02 ,0x02 }, + {0x53 ,0x01 ,0x01 }, + {0x54 ,0x01 ,0x01 }, + {0x54 ,0x02 ,0x02 }, + + /* + * UMC 8891A Pentium chipset: + * Why did you think UMC was cheaper ?? + */ + {0x50 ,0x10 ,0x00 }, + {0x51 ,0x40 ,0x40 }, + {0x0 ,0x0 ,0x0 }, + {0x0 ,0x0 ,0x0 }, + {0x0 ,0x0 ,0x0 }, + + /* + * UMC UM8881F + * This is a dummy entry for my tests. + * I have this chipset and no docs.... + */ + {0x0 ,0x1 ,0x1 }, + {0x0 ,0x2 ,0x0 }, + {0x0 ,0x0 ,0x0 }, + {0x0 ,0x0 ,0x0 }, + {0x0 ,0x0 ,0x0 } +}; + +#endif /* CONFIG_PCI_OPTIMIZE */ + + +/* + * device_info[] is sorted so we can use binary search + */ +struct pci_dev_info *pci_lookup_dev(unsigned int vendor, unsigned int dev) +{ + int min = 0, + max = sizeof(dev_info)/sizeof(dev_info[0]) - 1; + + for ( ; ; ) + { + int i = (min + max) >> 1; + long order; + + order = dev_info[i].vendor - (long) vendor; + if (!order) + order = dev_info[i].device - (long) dev; + + if (order < 0) + { + min = i + 1; + if ( min > max ) + return 0; + continue; + } + + if (order > 0) + { + max = i - 1; + if ( min > max ) + return 0; + continue; + } + + return & dev_info[ i ]; + } +} + +const char *pci_strclass (unsigned int class) +{ + switch (class >> 8) { + case PCI_CLASS_NOT_DEFINED: return "Non-VGA device"; + case PCI_CLASS_NOT_DEFINED_VGA: return "VGA compatible device"; + + case PCI_CLASS_STORAGE_SCSI: return "SCSI storage controller"; + case PCI_CLASS_STORAGE_IDE: return "IDE interface"; + case PCI_CLASS_STORAGE_FLOPPY: return "Floppy disk controller"; + case PCI_CLASS_STORAGE_IPI: return "IPI bus controller"; + case PCI_CLASS_STORAGE_RAID: return "RAID bus controller"; + case PCI_CLASS_STORAGE_OTHER: return "Unknown mass storage controller"; + + case PCI_CLASS_NETWORK_ETHERNET: return "Ethernet controller"; + case PCI_CLASS_NETWORK_TOKEN_RING: return "Token ring network controller"; + case PCI_CLASS_NETWORK_FDDI: return "FDDI network controller"; + case PCI_CLASS_NETWORK_ATM: return "ATM network controller"; + case PCI_CLASS_NETWORK_OTHER: return "Network controller"; + + case PCI_CLASS_DISPLAY_VGA: return "VGA compatible controller"; + case PCI_CLASS_DISPLAY_XGA: return "XGA compatible controller"; + case PCI_CLASS_DISPLAY_OTHER: return "Display controller"; + + case PCI_CLASS_MULTIMEDIA_VIDEO: return "Multimedia video controller"; + case PCI_CLASS_MULTIMEDIA_AUDIO: return "Multimedia audio controller"; + case PCI_CLASS_MULTIMEDIA_OTHER: return "Multimedia controller"; + + case PCI_CLASS_MEMORY_RAM: return "RAM memory"; + case PCI_CLASS_MEMORY_FLASH: return "FLASH memory"; + case PCI_CLASS_MEMORY_OTHER: return "Memory"; + + case PCI_CLASS_BRIDGE_HOST: return "Host bridge"; + case PCI_CLASS_BRIDGE_ISA: return "ISA bridge"; + case PCI_CLASS_BRIDGE_EISA: return "EISA bridge"; + case PCI_CLASS_BRIDGE_MC: return "MicroChannel bridge"; + case PCI_CLASS_BRIDGE_PCI: return "PCI bridge"; + case PCI_CLASS_BRIDGE_PCMCIA: return "PCMCIA bridge"; + case PCI_CLASS_BRIDGE_NUBUS: return "NuBus bridge"; + case PCI_CLASS_BRIDGE_CARDBUS: return "CardBus bridge"; + case PCI_CLASS_BRIDGE_OTHER: return "Bridge"; + + case PCI_CLASS_COMMUNICATION_SERIAL: return "Serial controller"; + case PCI_CLASS_COMMUNICATION_PARALLEL: return "Parallel controller"; + case PCI_CLASS_COMMUNICATION_OTHER: return "Communication controller"; + + case PCI_CLASS_SYSTEM_PIC: return "PIC"; + case PCI_CLASS_SYSTEM_DMA: return "DMA controller"; + case PCI_CLASS_SYSTEM_TIMER: return "Timer"; + case PCI_CLASS_SYSTEM_RTC: return "RTC"; + case PCI_CLASS_SYSTEM_OTHER: return "System peripheral"; + + case PCI_CLASS_INPUT_KEYBOARD: return "Keyboard controller"; + case PCI_CLASS_INPUT_PEN: return "Digitizer Pen"; + case PCI_CLASS_INPUT_MOUSE: return "Mouse controller"; + case PCI_CLASS_INPUT_OTHER: return "Input device controller"; + + case PCI_CLASS_DOCKING_GENERIC: return "Generic Docking Station"; + case PCI_CLASS_DOCKING_OTHER: return "Docking Station"; + + case PCI_CLASS_PROCESSOR_386: return "386"; + case PCI_CLASS_PROCESSOR_486: return "486"; + case PCI_CLASS_PROCESSOR_PENTIUM: return "Pentium"; + case PCI_CLASS_PROCESSOR_ALPHA: return "Alpha"; + case PCI_CLASS_PROCESSOR_POWERPC: return "Power PC"; + case PCI_CLASS_PROCESSOR_CO: return "Co-processor"; + + case PCI_CLASS_SERIAL_FIREWIRE: return "FireWire (IEEE 1394)"; + case PCI_CLASS_SERIAL_ACCESS: return "ACCESS Bus"; + case PCI_CLASS_SERIAL_SSA: return "SSA"; + case PCI_CLASS_SERIAL_USB: return "USB Controller"; + case PCI_CLASS_SERIAL_FIBER: return "Fiber Channel"; + + default: return "Unknown class"; + } +} + + +const char *pci_strvendor(unsigned int vendor) +{ + switch (vendor) { + case PCI_VENDOR_ID_COMPAQ: return "Compaq"; + case PCI_VENDOR_ID_NCR: return "NCR"; + case PCI_VENDOR_ID_ATI: return "ATI"; + case PCI_VENDOR_ID_VLSI: return "VLSI"; + case PCI_VENDOR_ID_ADL: return "Advance Logic"; + case PCI_VENDOR_ID_NS: return "NS"; + case PCI_VENDOR_ID_TSENG: return "Tseng'Lab"; + case PCI_VENDOR_ID_WEITEK: return "Weitek"; + case PCI_VENDOR_ID_DEC: return "DEC"; + case PCI_VENDOR_ID_CIRRUS: return "Cirrus Logic"; + case PCI_VENDOR_ID_IBM: return "IBM"; + case PCI_VENDOR_ID_WD: return "Western Digital"; + case PCI_VENDOR_ID_AMD: return "AMD"; + case PCI_VENDOR_ID_TRIDENT: return "Trident"; + case PCI_VENDOR_ID_AI: return "Acer Incorporated"; + case PCI_VENDOR_ID_MATROX: return "Matrox"; + case PCI_VENDOR_ID_CT: return "Chips & Technologies"; + case PCI_VENDOR_ID_MIRO: return "Miro"; + case PCI_VENDOR_ID_NEC: return "NEC"; + case PCI_VENDOR_ID_FD: return "Future Domain"; + case PCI_VENDOR_ID_SI: return "Silicon Integrated Systems"; + case PCI_VENDOR_ID_HP: return "Hewlett Packard"; + case PCI_VENDOR_ID_PCTECH: return "PCTECH"; + case PCI_VENDOR_ID_DPT: return "DPT"; + case PCI_VENDOR_ID_OPTI: return "OPTi"; + case PCI_VENDOR_ID_SGS: return "SGS Thomson"; + case PCI_VENDOR_ID_BUSLOGIC: return "BusLogic"; + case PCI_VENDOR_ID_TI: return "Texas Instruments"; + case PCI_VENDOR_ID_OAK: return "OAK"; + case PCI_VENDOR_ID_WINBOND2: return "Winbond"; + case PCI_VENDOR_ID_MOTOROLA: return "Motorola"; + case PCI_VENDOR_ID_PROMISE: return "Promise Technology"; + case PCI_VENDOR_ID_APPLE: return "Apple"; + case PCI_VENDOR_ID_N9: return "Number Nine"; + case PCI_VENDOR_ID_UMC: return "UMC"; + case PCI_VENDOR_ID_X: return "X TECHNOLOGY"; + case PCI_VENDOR_ID_NEXGEN: return "Nexgen"; + case PCI_VENDOR_ID_QLOGIC: return "Q Logic"; + case PCI_VENDOR_ID_LEADTEK: return "Leadtek Research"; + case PCI_VENDOR_ID_CONTAQ: return "Contaq"; + case PCI_VENDOR_ID_FOREX: return "Forex"; + case PCI_VENDOR_ID_OLICOM: return "Olicom"; + case PCI_VENDOR_ID_CMD: return "CMD"; + case PCI_VENDOR_ID_VISION: return "Vision"; + case PCI_VENDOR_ID_BROOKTREE: return "Brooktree"; + case PCI_VENDOR_ID_SIERRA: return "Sierra"; + case PCI_VENDOR_ID_ACC: return "ACC MICROELECTRONICS"; + case PCI_VENDOR_ID_WINBOND: return "Winbond"; + case PCI_VENDOR_ID_DATABOOK: return "Databook"; + case PCI_VENDOR_ID_3COM: return "3Com"; + case PCI_VENDOR_ID_SMC: return "SMC"; + case PCI_VENDOR_ID_AL: return "Acer Labs"; + case PCI_VENDOR_ID_MITSUBISHI: return "Mitsubishi"; + case PCI_VENDOR_ID_NEOMAGIC: return "Neomagic"; + case PCI_VENDOR_ID_ASP: return "Advanced System Products"; + case PCI_VENDOR_ID_CERN: return "CERN"; + case PCI_VENDOR_ID_IMS: return "IMS"; + case PCI_VENDOR_ID_TEKRAM2: return "Tekram"; + case PCI_VENDOR_ID_TUNDRA: return "Tundra"; + case PCI_VENDOR_ID_AMCC: return "AMCC"; + case PCI_VENDOR_ID_INTERG: return "Intergraphics"; + case PCI_VENDOR_ID_REALTEK: return "Realtek"; + case PCI_VENDOR_ID_TRUEVISION: return "Truevision"; + case PCI_VENDOR_ID_INIT: return "Initio Corp"; + case PCI_VENDOR_ID_VIA: return "VIA Technologies"; + case PCI_VENDOR_ID_VORTEX: return "VORTEX"; + case PCI_VENDOR_ID_EF: return "Efficient Networks"; + case PCI_VENDOR_ID_FORE: return "Fore Systems"; + case PCI_VENDOR_ID_IMAGINGTECH: return "Imaging Technology"; + case PCI_VENDOR_ID_PHILIPS: return "Philips"; + case PCI_VENDOR_ID_PLX: return "PLX"; + case PCI_VENDOR_ID_ALLIANCE: return "Alliance"; + case PCI_VENDOR_ID_VMIC: return "VMIC"; + case PCI_VENDOR_ID_DIGI: return "Digi Intl."; + case PCI_VENDOR_ID_MUTECH: return "Mutech"; + case PCI_VENDOR_ID_RENDITION: return "Rendition"; + case PCI_VENDOR_ID_TOSHIBA: return "Toshiba"; + case PCI_VENDOR_ID_RICOH: return "Ricoh"; + case PCI_VENDOR_ID_ZEITNET: return "ZeitNet"; + case PCI_VENDOR_ID_OMEGA: return "Omega Micro"; + case PCI_VENDOR_ID_NP: return "Network Peripherals"; + case PCI_VENDOR_ID_SPECIALIX: return "Specialix"; + case PCI_VENDOR_ID_IKON: return "Ikon"; + case PCI_VENDOR_ID_ZORAN: return "Zoran"; + case PCI_VENDOR_ID_COMPEX: return "Compex"; + case PCI_VENDOR_ID_RP: return "Comtrol"; + case PCI_VENDOR_ID_CYCLADES: return "Cyclades"; + case PCI_VENDOR_ID_3DFX: return "3Dfx"; + case PCI_VENDOR_ID_SIGMADES: return "Sigma Designs"; + case PCI_VENDOR_ID_OPTIBASE: return "Optibase"; + case PCI_VENDOR_ID_NVIDIA_SGS: return "NVidia/SGS Thomson"; + case PCI_VENDOR_ID_ENSONIQ: return "Ensoniq"; + case PCI_VENDOR_ID_SYMPHONY: return "Symphony"; + case PCI_VENDOR_ID_TEKRAM: return "Tekram"; + case PCI_VENDOR_ID_3DLABS: return "3Dlabs"; + case PCI_VENDOR_ID_AVANCE: return "Avance"; + case PCI_VENDOR_ID_NETVIN: return "NetVin"; + case PCI_VENDOR_ID_S3: return "S3 Inc."; + case PCI_VENDOR_ID_INTEL: return "Intel"; + case PCI_VENDOR_ID_KTI: return "KTI"; + case PCI_VENDOR_ID_ADAPTEC: return "Adaptec"; + case PCI_VENDOR_ID_ADAPTEC2: return "Adaptec"; + case PCI_VENDOR_ID_ATRONICS: return "Atronics"; + case PCI_VENDOR_ID_ARK: return "ARK Logic"; + case PCI_VENDOR_ID_ASIX: return "ASIX"; + case PCI_VENDOR_ID_LITEON: return "Lite-on"; + default: return "Unknown vendor"; + } +} + + +const char *pci_strdev(unsigned int vendor, unsigned int device) +{ + struct pci_dev_info *info; + + info = pci_lookup_dev(vendor, device); + return info ? info->name : "Unknown device"; +} + + + +/* + * Turn on/off PCI bridge optimization. This should allow benchmarking. + */ +static void burst_bridge(unsigned char bus, unsigned char devfn, + unsigned char pos, int turn_on) +{ +#ifdef CONFIG_PCI_OPTIMIZE + struct bridge_mapping_type *bmap; + unsigned char val; + int i; + + pos *= NUM_OPTIMIZATIONS; + printk("PCI bridge optimization.\n"); + for (i = 0; i < NUM_OPTIMIZATIONS; i++) { + printk(" %s: ", bridge_optimization[i].type); + bmap = &bridge_mapping[pos + i]; + if (!bmap->addr) { + printk("Not supported."); + } else { + pcibios_read_config_byte(bus, devfn, bmap->addr, &val); + if ((val & bmap->mask) == bmap->value) { + printk("%s.", bridge_optimization[i].on); + if (!turn_on) { + pcibios_write_config_byte(bus, devfn, + bmap->addr, + (val | bmap->mask) + - bmap->value); + printk("Changed! Now %s.", bridge_optimization[i].off); + } + } else { + printk("%s.", bridge_optimization[i].off); + if (turn_on) { + pcibios_write_config_byte(bus, devfn, + bmap->addr, + (val & (0xff - bmap->mask)) + + bmap->value); + printk("Changed! Now %s.", bridge_optimization[i].on); + } + } + } + printk("\n"); + } +#endif /* CONFIG_PCI_OPTIMIZE */ +} + + +/* + * Convert some of the configuration space registers of the device at + * address (bus,devfn) into a string (possibly several lines each). + * The configuration string is stored starting at buf[len]. If the + * string would exceed the size of the buffer (SIZE), 0 is returned. + */ +static int sprint_dev_config(struct pci_dev *dev, char *buf, int size) +{ + unsigned long base; + unsigned int l, class_rev, bus, devfn, last_reg; + unsigned short vendor, device, status; + unsigned char bist, latency, min_gnt, max_lat, hdr_type; + int reg, len = 0; + const char *str; + + bus = dev->bus->number; + devfn = dev->devfn; + + pcibios_read_config_byte (bus, devfn, PCI_HEADER_TYPE, &hdr_type); + pcibios_read_config_dword(bus, devfn, PCI_CLASS_REVISION, &class_rev); + pcibios_read_config_word (bus, devfn, PCI_VENDOR_ID, &vendor); + pcibios_read_config_word (bus, devfn, PCI_DEVICE_ID, &device); + pcibios_read_config_word (bus, devfn, PCI_STATUS, &status); + pcibios_read_config_byte (bus, devfn, PCI_BIST, &bist); + pcibios_read_config_byte (bus, devfn, PCI_LATENCY_TIMER, &latency); + pcibios_read_config_byte (bus, devfn, PCI_MIN_GNT, &min_gnt); + pcibios_read_config_byte (bus, devfn, PCI_MAX_LAT, &max_lat); + if (len + 80 > size) { + return -1; + } + len += sprintf(buf + len, " Bus %2d, device %3d, function %2d:\n", + bus, PCI_SLOT(devfn), PCI_FUNC(devfn)); + + if (len + 80 > size) { + return -1; + } + len += sprintf(buf + len, " %s: %s %s (rev %d).\n ", + pci_strclass(class_rev >> 8), pci_strvendor(vendor), + pci_strdev(vendor, device), class_rev & 0xff); + + if (!pci_lookup_dev(vendor, device)) { + len += sprintf(buf + len, + "Vendor id=%x. Device id=%x.\n ", + vendor, device); + } + + str = 0; /* to keep gcc shut... */ + switch (status & PCI_STATUS_DEVSEL_MASK) { + case PCI_STATUS_DEVSEL_FAST: str = "Fast devsel. "; break; + case PCI_STATUS_DEVSEL_MEDIUM: str = "Medium devsel. "; break; + case PCI_STATUS_DEVSEL_SLOW: str = "Slow devsel. "; break; + } + if (len + strlen(str) > size) { + return -1; + } + len += sprintf(buf + len, str); + + if (status & PCI_STATUS_FAST_BACK) { +# define fast_b2b_capable "Fast back-to-back capable. " + if (len + strlen(fast_b2b_capable) > size) { + return -1; + } + len += sprintf(buf + len, fast_b2b_capable); +# undef fast_b2b_capable + } + + if (bist & PCI_BIST_CAPABLE) { +# define BIST_capable "BIST capable. " + if (len + strlen(BIST_capable) > size) { + return -1; + } + len += sprintf(buf + len, BIST_capable); +# undef BIST_capable + } + + if (dev->irq) { + if (len + 40 > size) { + return -1; + } + len += sprintf(buf + len, "IRQ %d. ", dev->irq); + } + + if (dev->master) { + if (len + 80 > size) { + return -1; + } + len += sprintf(buf + len, "Master Capable. "); + if (latency) + len += sprintf(buf + len, "Latency=%d. ", latency); + else + len += sprintf(buf + len, "No bursts. "); + if (min_gnt) + len += sprintf(buf + len, "Min Gnt=%d.", min_gnt); + if (max_lat) + len += sprintf(buf + len, "Max Lat=%d.", max_lat); + } + + switch (hdr_type & 0x7f) { + case 0: + last_reg = PCI_BASE_ADDRESS_5; + break; + case 1: + last_reg = PCI_BASE_ADDRESS_1; + break; + default: + last_reg = 0; + } + for (reg = PCI_BASE_ADDRESS_0; reg <= last_reg; reg += 4) { + if (len + 40 > size) { + return -1; + } + pcibios_read_config_dword(bus, devfn, reg, &l); + base = l; + if (!base) { + continue; + } + + if (base & PCI_BASE_ADDRESS_SPACE_IO) { + len += sprintf(buf + len, + "\n I/O at 0x%lx.", + base & PCI_BASE_ADDRESS_IO_MASK); + } else { + const char *pref, *type = "unknown"; + + if (base & PCI_BASE_ADDRESS_MEM_PREFETCH) { + pref = "P"; + } else { + pref = "Non-p"; + } + switch (base & PCI_BASE_ADDRESS_MEM_TYPE_MASK) { + case PCI_BASE_ADDRESS_MEM_TYPE_32: + type = "32 bit"; break; + case PCI_BASE_ADDRESS_MEM_TYPE_1M: + type = "20 bit"; break; + case PCI_BASE_ADDRESS_MEM_TYPE_64: + type = "64 bit"; + /* read top 32 bit address of base addr: */ + reg += 4; + pcibios_read_config_dword(bus, devfn, reg, &l); + base |= ((u64) l) << 32; + break; + } + len += sprintf(buf + len, + "\n %srefetchable %s memory at " + "0x%lx.", pref, type, + base & PCI_BASE_ADDRESS_MEM_MASK); + } + } + + len += sprintf(buf + len, "\n"); + return len; +} + + +/* + * Return list of PCI devices as a character string for /proc/pci. + * BUF is a buffer that is PAGE_SIZE bytes long. + */ +int get_pci_list(char *buf) +{ + int nprinted, len, size; + struct pci_dev *dev; +# define MSG "\nwarning: page-size limit reached!\n" + + /* reserve same for truncation warning message: */ + size = PAGE_SIZE - (strlen(MSG) + 1); + len = sprintf(buf, "PCI devices found:\n"); + + for (dev = pci_devices; dev; dev = dev->next) { + nprinted = sprint_dev_config(dev, buf + len, size - len); + if (nprinted < 0) { + return len + sprintf(buf + len, MSG); + } + len += nprinted; + } + return len; +} + + +/* + * pci_malloc() returns initialized memory of size SIZE. Can be + * used only while pci_init() is active. + */ +static void *pci_malloc(long size, unsigned long *mem_startp) +{ + void *mem; + +#ifdef DEBUG + printk("...pci_malloc(size=%ld,mem=%p)", size, *mem_startp); +#endif + mem = (void*) *mem_startp; + *mem_startp += (size + sizeof(void*) - 1) & ~(sizeof(void*) - 1); + memset(mem, 0, size); + return mem; +} + + +static unsigned int scan_bus(struct pci_bus *bus, unsigned long *mem_startp) +{ + unsigned int devfn, l, max; + unsigned char cmd, tmp, hdr_type, ht, is_multi = 0; + struct pci_dev_info *info; + struct pci_dev *dev; + struct pci_bus *child; + +#ifdef DEBUG + printk("...scan_bus(busno=%d,mem=%p)\n", bus->number, *mem_startp); +#endif + + max = bus->secondary; + for (devfn = 0; devfn < 0xff; ++devfn) { + if (PCI_FUNC(devfn) && !is_multi) { + /* Not a multi-function device */ + continue; + } + pcibios_read_config_byte(bus->number, devfn, PCI_HEADER_TYPE, &hdr_type); + if (!PCI_FUNC(devfn)) + is_multi = hdr_type & 0x80; + + pcibios_read_config_dword(bus->number, devfn, PCI_VENDOR_ID, &l); + /* some broken boards return 0 if a slot is empty: */ + if (l == 0xffffffff || l == 0x00000000) { + is_multi = 0; + continue; + } + + dev = pci_malloc(sizeof(*dev), mem_startp); + dev->bus = bus; + dev->devfn = devfn; + dev->vendor = l & 0xffff; + dev->device = (l >> 16) & 0xffff; + + /* + * Check to see if we know about this device and report + * a message at boot time. This is the only way to + * learn about new hardware... + */ + info = pci_lookup_dev(dev->vendor, dev->device); + if (!info) { +#if 0 + printk("Warning : Unknown PCI device (%x:%x). Please read include/linux/pci.h\n", + dev->vendor, dev->device); +#endif + } else { + /* Some BIOS' are lazy. Let's do their job: */ + if (info->bridge_type != 0xff) { + burst_bridge(bus->number, devfn, + info->bridge_type, 1); + } + } + + /* non-destructively determine if device can be a master: */ + pcibios_read_config_byte(bus->number, devfn, PCI_COMMAND, + &cmd); + pcibios_write_config_byte(bus->number, devfn, PCI_COMMAND, + cmd | PCI_COMMAND_MASTER); + pcibios_read_config_byte(bus->number, devfn, PCI_COMMAND, + &tmp); + dev->master = ((tmp & PCI_COMMAND_MASTER) != 0); + pcibios_write_config_byte(bus->number, devfn, PCI_COMMAND, + cmd); + + /* read irq level (may be changed during pcibios_fixup()): */ + pcibios_read_config_byte(bus->number, devfn, + PCI_INTERRUPT_LINE, &dev->irq); + + /* check to see if this device is a PCI-PCI bridge: */ + pcibios_read_config_dword(bus->number, devfn, + PCI_CLASS_REVISION, &l); + l = l >> 8; /* upper 3 bytes */ + dev->class = l; + + /* + * Check if the header type is known and consistent with + * device type. PCI-to-PCI Bridges should have hdr_type 1, + * CardBus Bridges 2, all other devices 0. + */ + switch (dev->class >> 8) { + case PCI_CLASS_BRIDGE_PCI: + ht = 1; + break; + case PCI_CLASS_BRIDGE_CARDBUS: + ht = 2; + break; + default: + ht = 0; + } + if (ht != (hdr_type & 0x7f)) { + printk(KERN_WARNING "PCI: %02x:%02x [%04x/%04x/%06x] has unknown header type %02x, ignoring.\n", + bus->number, dev->devfn, dev->vendor, dev->device, dev->class, hdr_type); + continue; + } + + /* + * Put it into the simple chain of all PCI devices. + * It is used to find devices once everything is set up. + */ + dev->next = pci_devices; + pci_devices = dev; + + /* + * Now insert it into the list of devices held + * by the parent bus. + */ + dev->sibling = bus->devices; + bus->devices = dev; + + if (dev->class >> 8 == PCI_CLASS_BRIDGE_PCI) { + unsigned int buses; + unsigned short cr; + + /* + * Insert it into the tree of buses. + */ + child = pci_malloc(sizeof(*child), mem_startp); + child->next = bus->children; + bus->children = child; + child->self = dev; + child->parent = bus; + + /* + * Set up the primary, secondary and subordinate + * bus numbers. + */ + child->number = child->secondary = ++max; + child->primary = bus->secondary; + child->subordinate = 0xff; + /* + * Clear all status bits and turn off memory, + * I/O and master enables. + */ + pcibios_read_config_word(bus->number, devfn, + PCI_COMMAND, &cr); + pcibios_write_config_word(bus->number, devfn, + PCI_COMMAND, 0x0000); + pcibios_write_config_word(bus->number, devfn, + PCI_STATUS, 0xffff); + /* + * Read the existing primary/secondary/subordinate bus + * number configuration to determine if the PCI bridge + * has already been configured by the system. If so, + * do not modify the configuration, merely note it. + */ + pcibios_read_config_dword(bus->number, devfn, 0x18, + &buses); + if ((buses & 0xFFFFFF) != 0) + { + child->primary = buses & 0xFF; + child->secondary = (buses >> 8) & 0xFF; + child->subordinate = (buses >> 16) & 0xFF; + child->number = child->secondary; + max = scan_bus(child, mem_startp); + } + else + { + /* + * Configure the bus numbers for this bridge: + */ + buses &= 0xff000000; + buses |= + (((unsigned int)(child->primary) << 0) | + ((unsigned int)(child->secondary) << 8) | + ((unsigned int)(child->subordinate) << 16)); + pcibios_write_config_dword(bus->number, devfn, 0x18, + buses); + /* + * Now we can scan all subordinate buses: + */ + max = scan_bus(child, mem_startp); + /* + * Set the subordinate bus number to its real + * value: + */ + child->subordinate = max; + buses = (buses & 0xff00ffff) + | ((unsigned int)(child->subordinate) << 16); + pcibios_write_config_dword(bus->number, devfn, 0x18, + buses); + } + pcibios_write_config_word(bus->number, devfn, + PCI_COMMAND, cr); + } + } + /* + * We've scanned the bus and so we know all about what's on + * the other side of any bridges that may be on this bus plus + * any devices. + * + * Return how far we've got finding sub-buses. + */ + return max; +} + + +unsigned long pci_init (unsigned long mem_start, unsigned long mem_end) +{ + mem_start = pcibios_init(mem_start, mem_end); + + if (!pcibios_present()) { + printk("pci_init: no BIOS32 detected\n"); + return mem_start; + } + + printk("Probing PCI hardware.\n"); + + memset(&pci_root, 0, sizeof(pci_root)); + pci_root.subordinate = scan_bus(&pci_root, &mem_start); + + /* give BIOS a chance to apply platform specific fixes: */ + mem_start = pcibios_fixup(mem_start, mem_end); + +#ifdef DEBUG + { + int len = get_pci_list((char*)mem_start); + if (len) { + ((char *) mem_start)[len] = '\0'; + printk("%s\n", (char *) mem_start); + } + } +#endif + return mem_start; +} |