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/* 11/02/95 */ /*----------------------------------------------------------------------------*/ /* Plug and Play header definitions */ /*----------------------------------------------------------------------------*/ /* Structure map for PnP on PowerPC Reference Platform */ /* See Plug and Play ISA Specification, Version 1.0, May 28, 1993. It */ /* (or later versions) is available on Compuserve in the PLUGPLAY area. */ /* This code has extensions to that specification, namely new short and */ /* long tag types for platform dependent information */ /* Warning: LE notation used throughout this file */ /* For enum's: if given in hex then they are bit significant, i.e. */ /* only one bit is on for each enum */ /* * $Id: pnp.h,v 1.2 2001-09-27 12:01:07 chris Exp $ */ #ifndef _PNP_ #define _PNP_ #ifndef ASM #define MAX_MEM_REGISTERS 9 #define MAX_IO_PORTS 20 #define MAX_IRQS 7 /*#define MAX_DMA_CHANNELS 7*/ /* Interrupt controllers */ #define PNPinterrupt0 "PNP0000" /* AT Interrupt Controller */ #define PNPinterrupt1 "PNP0001" /* EISA Interrupt Controller */ #define PNPinterrupt2 "PNP0002" /* MCA Interrupt Controller */ #define PNPinterrupt3 "PNP0003" /* APIC */ #define PNPExtInt "IBM000D" /* PowerPC Extended Interrupt Controller */ /* Timers */ #define PNPtimer0 "PNP0100" /* AT Timer */ #define PNPtimer1 "PNP0101" /* EISA Timer */ #define PNPtimer2 "PNP0102" /* MCA Timer */ /* DMA controllers */ #define PNPdma0 "PNP0200" /* AT DMA Controller */ #define PNPdma1 "PNP0201" /* EISA DMA Controller */ #define PNPdma2 "PNP0202" /* MCA DMA Controller */ /* start of August 15, 1994 additions */ /* CMOS */ #define PNPCMOS "IBM0009" /* CMOS */ /* L2 Cache */ #define PNPL2 "IBM0007" /* L2 Cache */ /* NVRAM */ #define PNPNVRAM "IBM0008" /* NVRAM */ /* Power Management */ #define PNPPM "IBM0005" /* Power Management */ /* end of August 15, 1994 additions */ /* Keyboards */ #define PNPkeyboard0 "PNP0300" /* IBM PC/XT KB Cntlr (83 key, no mouse) */ #define PNPkeyboard1 "PNP0301" /* Olivetti ICO (102 key) */ #define PNPkeyboard2 "PNP0302" /* IBM PC/AT KB Cntlr (84 key) */ #define PNPkeyboard3 "PNP0303" /* IBM Enhanced (101/2 key, PS/2 mouse) */ #define PNPkeyboard4 "PNP0304" /* Nokia 1050 KB Cntlr */ #define PNPkeyboard5 "PNP0305" /* Nokia 9140 KB Cntlr */ #define PNPkeyboard6 "PNP0306" /* Standard Japanese KB Cntlr */ #define PNPkeyboard7 "PNP0307" /* Microsoft Windows (R) KB Cntlr */ /* Parallel port controllers */ #define PNPparallel0 "PNP0400" /* Standard LPT Parallel Port */ #define PNPparallel1 "PNP0401" /* ECP Parallel Port */ #define PNPepp "IBM001C" /* EPP Parallel Port */ /* Serial port controllers */ #define PNPserial0 "PNP0500" /* Standard PC Serial port */ #define PNPSerial1 "PNP0501" /* 16550A Compatible Serial port */ /* Disk controllers */ #define PNPdisk0 "PNP0600" /* Generic ESDI/IDE/ATA Compat HD Cntlr */ #define PNPdisk1 "PNP0601" /* Plus Hardcard II */ #define PNPdisk2 "PNP0602" /* Plus Hardcard IIXL/EZ */ /* Diskette controllers */ #define PNPdiskette0 "PNP0700" /* PC Standard Floppy Disk Controller */ /* Display controllers */ #define PNPdisplay0 "PNP0900" /* VGA Compatible */ #define PNPdisplay1 "PNP0901" /* Video Seven VGA */ #define PNPdisplay2 "PNP0902" /* 8514/A Compatible */ #define PNPdisplay3 "PNP0903" /* Trident VGA */ #define PNPdisplay4 "PNP0904" /* Cirrus Logic Laptop VGA */ #define PNPdisplay5 "PNP0905" /* Cirrus Logic VGA */ #define PNPdisplay6 "PNP0906" /* Tseng ET4000 or ET4000/W32 */ #define PNPdisplay7 "PNP0907" /* Western Digital VGA */ #define PNPdisplay8 "PNP0908" /* Western Digital Laptop VGA */ #define PNPdisplay9 "PNP0909" /* S3 */ #define PNPdisplayA "PNP090A" /* ATI Ultra Pro/Plus (Mach 32) */ #define PNPdisplayB "PNP090B" /* ATI Ultra (Mach 8) */ #define PNPdisplayC "PNP090C" /* XGA Compatible */ #define PNPdisplayD "PNP090D" /* ATI VGA Wonder */ #define PNPdisplayE "PNP090E" /* Weitek P9000 Graphics Adapter */ #define PNPdisplayF "PNP090F" /* Oak Technology VGA */ /* Peripheral busses */ #define PNPbuses0 "PNP0A00" /* ISA Bus */ #define PNPbuses1 "PNP0A01" /* EISA Bus */ #define PNPbuses2 "PNP0A02" /* MCA Bus */ #define PNPbuses3 "PNP0A03" /* PCI Bus */ #define PNPbuses4 "PNP0A04" /* VESA/VL Bus */ /* RTC, BIOS, planar devices */ #define PNPspeaker0 "PNP0800" /* AT Style Speaker Sound */ #define PNPrtc0 "PNP0B00" /* AT RTC */ #define PNPpnpbios0 "PNP0C00" /* PNP BIOS (only created by root enum) */ #define PNPpnpbios1 "PNP0C01" /* System Board Memory Device */ #define PNPpnpbios2 "PNP0C02" /* Math Coprocessor */ #define PNPpnpbios3 "PNP0C03" /* PNP BIOS Event Notification Interrupt */ /* PCMCIA controller */ #define PNPpcmcia0 "PNP0E00" /* Intel 82365 Compatible PCMCIA Cntlr */ /* Mice */ #define PNPmouse0 "PNP0F00" /* Microsoft Bus Mouse */ #define PNPmouse1 "PNP0F01" /* Microsoft Serial Mouse */ #define PNPmouse2 "PNP0F02" /* Microsoft Inport Mouse */ #define PNPmouse3 "PNP0F03" /* Microsoft PS/2 Mouse */ #define PNPmouse4 "PNP0F04" /* Mousesystems Mouse */ #define PNPmouse5 "PNP0F05" /* Mousesystems 3 Button Mouse - COM2 */ #define PNPmouse6 "PNP0F06" /* Genius Mouse - COM1 */ #define PNPmouse7 "PNP0F07" /* Genius Mouse - COM2 */ #define PNPmouse8 "PNP0F08" /* Logitech Serial Mouse */ #define PNPmouse9 "PNP0F09" /* Microsoft Ballpoint Serial Mouse */ #define PNPmouseA "PNP0F0A" /* Microsoft PNP Mouse */ #define PNPmouseB "PNP0F0B" /* Microsoft PNP Ballpoint Mouse */ /* Modems */ #define PNPmodem0 "PNP9000" /* Specific IDs TBD */ /* Network controllers */ #define PNPnetworkC9 "PNP80C9" /* IBM Token Ring */ #define PNPnetworkCA "PNP80CA" /* IBM Token Ring II */ #define PNPnetworkCB "PNP80CB" /* IBM Token Ring II/Short */ #define PNPnetworkCC "PNP80CC" /* IBM Token Ring 4/16Mbs */ #define PNPnetwork27 "PNP8327" /* IBM Token Ring (All types) */ #define PNPnetworket "IBM0010" /* IBM Ethernet used by Power PC */ #define PNPneteisaet "IBM2001" /* IBM Ethernet EISA adapter */ #define PNPAMD79C970 "IBM0016" /* AMD 79C970 (PCI Ethernet) */ /* SCSI controllers */ #define PNPscsi0 "PNPA000" /* Adaptec 154x Compatible SCSI Cntlr */ #define PNPscsi1 "PNPA001" /* Adaptec 174x Compatible SCSI Cntlr */ #define PNPscsi2 "PNPA002" /* Future Domain 16-700 Compat SCSI Cntlr*/ #define PNPscsi3 "PNPA003" /* Panasonic CDROM Adapter (SBPro/SB16) */ #define PNPscsiF "IBM000F" /* NCR 810 SCSI Controller */ #define PNPscsi825 "IBM001B" /* NCR 825 SCSI Controller */ #define PNPscsi875 "IBM0018" /* NCR 875 SCSI Controller */ /* Sound/Video, Multimedia */ #define PNPmm0 "PNPB000" /* Sound Blaster Compatible Sound Device */ #define PNPmm1 "PNPB001" /* MS Windows Sound System Compat Device */ #define PNPmmF "IBM000E" /* Crystal CS4231 Audio Device */ #define PNPv7310 "IBM0015" /* ASCII V7310 Video Capture Device */ #define PNPmm4232 "IBM0017" /* Crystal CS4232 Audio Device */ #define PNPpmsyn "IBM001D" /* YMF 289B chip (Yamaha) */ #define PNPgp4232 "IBM0012" /* Crystal CS4232 Game Port */ #define PNPmidi4232 "IBM0013" /* Crystal CS4232 MIDI */ /* Operator Panel */ #define PNPopctl "IBM000B" /* Operator's panel */ /* Service Processor */ #define PNPsp "IBM0011" /* IBM Service Processor */ #define PNPLTsp "IBM001E" /* Lightning/Terlingua Support Processor */ #define PNPLTmsp "IBM001F" /* Lightning/Terlingua Mini-SP */ /* Memory Controller */ #define PNPmemctl "IBM000A" /* Memory controller */ /* Graphics Assist */ #define PNPg_assist "IBM0014" /* Graphics Assist */ /* Miscellaneous Device Controllers */ #define PNPtablet "IBM0019" /* IBM Tablet Controller */ /* PNP Packet Handles */ #define S1_Packet 0x0A /* Version resource */ #define S2_Packet 0x15 /* Logical DEVID (without flags) */ #define S2_Packet_flags 0x16 /* Logical DEVID (with flags) */ #define S3_Packet 0x1C /* Compatible device ID */ #define S4_Packet 0x22 /* IRQ resource (without flags) */ #define S4_Packet_flags 0x23 /* IRQ resource (with flags) */ #define S5_Packet 0x2A /* DMA resource */ #define S6_Packet 0x30 /* Depend funct start (w/o priority) */ #define S6_Packet_priority 0x31 /* Depend funct start (w/ priority) */ #define S7_Packet 0x38 /* Depend funct end */ #define S8_Packet 0x47 /* I/O port resource (w/o fixed loc) */ #define S9_Packet_fixed 0x4B /* I/O port resource (w/ fixed loc) */ #define S14_Packet 0x71 /* Vendor defined */ #define S15_Packet 0x78 /* End of resource (w/o checksum) */ #define S15_Packet_checksum 0x79 /* End of resource (w/ checksum) */ #define L1_Packet 0x81 /* Memory range */ #define L1_Shadow 0x20 /* Memory is shadowable */ #define L1_32bit_mem 0x18 /* 32-bit memory only */ #define L1_8_16bit_mem 0x10 /* 8- and 16-bit supported */ #define L1_Decode_Hi 0x04 /* decode supports high address */ #define L1_Cache 0x02 /* read cacheable, write-through */ #define L1_Writeable 0x01 /* Memory is writeable */ #define L2_Packet 0x82 /* ANSI ID string */ #define L3_Packet 0x83 /* Unicode ID string */ #define L4_Packet 0x84 /* Vendor defined */ #define L5_Packet 0x85 /* Large I/O */ #define L6_Packet 0x86 /* 32-bit Fixed Loc Mem Range Desc */ #define END_TAG 0x78 /* End of resource */ #define DF_START_TAG 0x30 /* Dependent function start */ #define DF_START_TAG_priority 0x31 /* Dependent function start */ #define DF_END_TAG 0x38 /* Dependent function end */ #define SUBOPTIMAL_CONFIGURATION 0x2 /* Priority byte sub optimal config */ /* Device Base Type Codes */ typedef enum _PnP_BASE_TYPE { Reserved = 0, MassStorageDevice = 1, NetworkInterfaceController = 2, DisplayController = 3, MultimediaController = 4, MemoryController = 5, BridgeController = 6, CommunicationsDevice = 7, SystemPeripheral = 8, InputDevice = 9, ServiceProcessor = 0x0A, /* 11/2/95 */ } PnP_BASE_TYPE; /* Device Sub Type Codes */ typedef enum _PnP_SUB_TYPE { SCSIController = 0, IDEController = 1, FloppyController = 2, IPIController = 3, OtherMassStorageController = 0x80, EthernetController = 0, TokenRingController = 1, FDDIController = 2, OtherNetworkController = 0x80, VGAController= 0, SVGAController= 1, XGAController= 2, OtherDisplayController = 0x80, VideoController = 0, AudioController = 1, OtherMultimediaController = 0x80, RAM = 0, FLASH = 1, OtherMemoryDevice = 0x80, HostProcessorBridge = 0, ISABridge = 1, EISABridge = 2, MicroChannelBridge = 3, PCIBridge = 4, PCMCIABridge = 5, VMEBridge = 6, OtherBridgeDevice = 0x80, RS232Device = 0, ATCompatibleParallelPort = 1, OtherCommunicationsDevice = 0x80, ProgrammableInterruptController = 0, DMAController = 1, SystemTimer = 2, RealTimeClock = 3, L2Cache = 4, NVRAM = 5, PowerManagement = 6, CMOS = 7, OperatorPanel = 8, ServiceProcessorClass1 = 9, ServiceProcessorClass2 = 0xA, ServiceProcessorClass3 = 0xB, GraphicAssist = 0xC, SystemPlanar = 0xF, /* 10/5/95 */ OtherSystemPeripheral = 0x80, KeyboardController = 0, Digitizer = 1, MouseController = 2, TabletController = 3, /* 10/27/95 */ OtherInputController = 0x80, GeneralMemoryController = 0, } PnP_SUB_TYPE; /* Device Interface Type Codes */ typedef enum _PnP_INTERFACE { General = 0, GeneralSCSI = 0, GeneralIDE = 0, ATACompatible = 1, GeneralFloppy = 0, Compatible765 = 1, NS398_Floppy = 2, /* NS Super I/O wired to use index register at port 398 and data register at port 399 */ NS26E_Floppy = 3, /* Ports 26E and 26F */ NS15C_Floppy = 4, /* Ports 15C and 15D */ NS2E_Floppy = 5, /* Ports 2E and 2F */ CHRP_Floppy = 6, /* CHRP Floppy in PR*P system */ GeneralIPI = 0, GeneralEther = 0, GeneralToken = 0, GeneralFDDI = 0, GeneralVGA = 0, GeneralSVGA = 0, GeneralXGA = 0, GeneralVideo = 0, GeneralAudio = 0, CS4232Audio = 1, /* CS 4232 Plug 'n Play Configured */ GeneralRAM = 0, GeneralFLASH = 0, PCIMemoryController = 0, /* PCI Config Method */ RS6KMemoryController = 1, /* RS6K Config Method */ GeneralHostBridge = 0, GeneralISABridge = 0, GeneralEISABridge = 0, GeneralMCABridge = 0, GeneralPCIBridge = 0, PCIBridgeDirect = 0, PCIBridgeIndirect = 1, PCIBridgeRS6K = 2, GeneralPCMCIABridge = 0, GeneralVMEBridge = 0, GeneralRS232 = 0, COMx = 1, Compatible16450 = 2, Compatible16550 = 3, NS398SerPort = 4, /* NS Super I/O wired to use index register at port 398 and data register at port 399 */ NS26ESerPort = 5, /* Ports 26E and 26F */ NS15CSerPort = 6, /* Ports 15C and 15D */ NS2ESerPort = 7, /* Ports 2E and 2F */ GeneralParPort = 0, LPTx = 1, NS398ParPort = 2, /* NS Super I/O wired to use index register at port 398 and data register at port 399 */ NS26EParPort = 3, /* Ports 26E and 26F */ NS15CParPort = 4, /* Ports 15C and 15D */ NS2EParPort = 5, /* Ports 2E and 2F */ GeneralPIC = 0, ISA_PIC = 1, EISA_PIC = 2, MPIC = 3, RS6K_PIC = 4, GeneralDMA = 0, ISA_DMA = 1, EISA_DMA = 2, GeneralTimer = 0, ISA_Timer = 1, EISA_Timer = 2, GeneralRTC = 0, ISA_RTC = 1, StoreThruOnly = 1, StoreInEnabled = 2, RS6KL2Cache = 3, IndirectNVRAM = 0, /* Indirectly addressed */ DirectNVRAM = 1, /* Memory Mapped */ IndirectNVRAM24 = 2, /* Indirectly addressed - 24 bit */ GeneralPowerManagement = 0, EPOWPowerManagement = 1, PowerControl = 2, /* d1378 */ GeneralCMOS = 0, GeneralOPPanel = 0, HarddiskLight = 1, CDROMLight = 2, PowerLight = 3, KeyLock = 4, ANDisplay = 5, /* AlphaNumeric Display */ SystemStatusLED = 6, /* 3 digit 7 segment LED */ CHRP_SystemStatusLED = 7, /* CHRP LEDs in PR*P system */ GeneralServiceProcessor = 0, TransferData = 1, IGMC32 = 2, IGMC64 = 3, GeneralSystemPlanar = 0, /* 10/5/95 */ } PnP_INTERFACE; /* PnP resources */ /* Compressed ASCII is 5 bits per char; 00001=A ... 11010=Z */ typedef struct _SERIAL_ID { unsigned char VendorID0; /* Bit(7)=0 */ /* Bits(6:2)=1st character in */ /* compressed ASCII */ /* Bits(1:0)=2nd character in */ /* compressed ASCII bits(4:3) */ unsigned char VendorID1; /* Bits(7:5)=2nd character in */ /* compressed ASCII bits(2:0) */ /* Bits(4:0)=3rd character in */ /* compressed ASCII */ unsigned char VendorID2; /* Product number - vendor assigned */ unsigned char VendorID3; /* Product number - vendor assigned */ /* Serial number is to provide uniqueness if more than one board of same */ /* type is in system. Must be "FFFFFFFF" if feature not supported. */ unsigned char Serial0; /* Unique serial number bits (7:0) */ unsigned char Serial1; /* Unique serial number bits (15:8) */ unsigned char Serial2; /* Unique serial number bits (23:16) */ unsigned char Serial3; /* Unique serial number bits (31:24) */ unsigned char Checksum; } SERIAL_ID; typedef enum _PnPItemName { Unused = 0, PnPVersion = 1, LogicalDevice = 2, CompatibleDevice = 3, IRQFormat = 4, DMAFormat = 5, StartDepFunc = 6, EndDepFunc = 7, IOPort = 8, FixedIOPort = 9, Res1 = 10, Res2 = 11, Res3 = 12, SmallVendorItem = 14, EndTag = 15, MemoryRange = 1, ANSIIdentifier = 2, UnicodeIdentifier = 3, LargeVendorItem = 4, MemoryRange32 = 5, MemoryRangeFixed32 = 6, } PnPItemName; /* Define a bunch of access functions for the bits in the tag field */ /* Tag type - 0 = small; 1 = large */ #define tag_type(t) (((t) & 0x80)>>7) #define set_tag_type(t,v) (t = (t & 0x7f) | ((v)<<7)) /* Small item name is 4 bits - one of PnPItemName enum above */ #define tag_small_item_name(t) (((t) & 0x78)>>3) #define set_tag_small_item_name(t,v) (t = (t & 0x07) | ((v)<<3)) /* Small item count is 3 bits - count of further bytes in packet */ #define tag_small_count(t) ((t) & 0x07) #define set_tag_count(t,v) (t = (t & 0x78) | (v)) /* Large item name is 7 bits - one of PnPItemName enum above */ #define tag_large_item_name(t) ((t) & 0x7f) #define set_tag_large_item_name(t,v) (t = (t | 0x80) | (v)) /* a PnP resource is a bunch of contiguous TAG packets ending with an end tag */ typedef union _PnP_TAG_PACKET { struct _S1_Pack{ /* VERSION PACKET */ unsigned char Tag; /* small tag = 0x0a */ unsigned char Version[2]; /* PnP version, Vendor version */ } S1_Pack; struct _S2_Pack{ /* LOGICAL DEVICE ID PACKET */ unsigned char Tag; /* small tag = 0x15 or 0x16 */ unsigned char DevId[4]; /* Logical device id */ unsigned char Flags[2]; /* bit(0) boot device; */ /* bit(7:1) cmd in range x31-x37 */ /* bit(7:0) cmd in range x28-x3f (opt)*/ } S2_Pack; struct _S3_Pack{ /* COMPATIBLE DEVICE ID PACKET */ unsigned char Tag; /* small tag = 0x1c */ unsigned char CompatId[4]; /* Compatible device id */ } S3_Pack; struct _S4_Pack{ /* IRQ PACKET */ unsigned char Tag; /* small tag = 0x22 or 0x23 */ unsigned char IRQMask[2]; /* bit(0) is IRQ0, ...; */ /* bit(0) is IRQ8 ... */ unsigned char IRQInfo; /* optional; assume bit(0)=1; else */ /* bit(0) - high true edge sensitive */ /* bit(1) - low true edge sensitive */ /* bit(2) - high true level sensitive*/ /* bit(3) - low true level sensitive */ /* bit(7:4) - must be 0 */ } S4_Pack; struct _S5_Pack{ /* DMA PACKET */ unsigned char Tag; /* small tag = 0x2a */ unsigned char DMAMask; /* bit(0) is channel 0 ... */ unsigned char DMAInfo; } S5_Pack; struct _S6_Pack{ /* START DEPENDENT FUNCTION PACKET */ unsigned char Tag; /* small tag = 0x30 or 0x31 */ unsigned char Priority; /* Optional; if missing then x01; else*/ /* x00 = best possible */ /* x01 = acceptible */ /* x02 = sub-optimal but functional */ } S6_Pack; struct _S7_Pack{ /* END DEPENDENT FUNCTION PACKET */ unsigned char Tag; /* small tag = 0x38 */ } S7_Pack; struct _S8_Pack{ /* VARIABLE I/O PORT PACKET */ unsigned char Tag; /* small tag x47 */ unsigned char IOInfo; /* x0 = decode only bits(9:0); */ #define ISAAddr16bit 0x01 /* x01 = decode bits(15:0) */ unsigned char RangeMin[2]; /* Min base address */ unsigned char RangeMax[2]; /* Max base address */ unsigned char IOAlign; /* base alignmt, incr in 1B blocks */ unsigned char IONum; /* number of contiguous I/O ports */ } S8_Pack; struct _S9_Pack{ /* FIXED I/O PORT PACKET */ unsigned char Tag; /* small tag = 0x4b */ unsigned char Range[2]; /* base address 10 bits */ unsigned char IONum; /* number of contiguous I/O ports */ } S9_Pack; struct _S14_Pack{ /* VENDOR DEFINED PACKET */ unsigned char Tag; /* small tag = 0x7m m = 1-7 */ union _S14_Data{ unsigned char Data[7]; /* Vendor defined */ struct _S14_PPCPack{ /* Pr*p s14 pack */ unsigned char Type; /* 00=non-IBM */ unsigned char PPCData[6]; /* Vendor defined */ } S14_PPCPack; } S14_Data; } S14_Pack; struct _S15_Pack{ /* END PACKET */ unsigned char Tag; /* small tag = 0x78 or 0x79 */ unsigned char Check; /* optional - checksum */ } S15_Pack; struct _L1_Pack{ /* MEMORY RANGE PACKET */ unsigned char Tag; /* large tag = 0x81 */ unsigned char Count0; /* x09 */ unsigned char Count1; /* x00 */ unsigned char Data[9]; /* a variable array of bytes, */ /* count in tag */ } L1_Pack; struct _L2_Pack{ /* ANSI ID STRING PACKET */ unsigned char Tag; /* large tag = 0x82 */ unsigned char Count0; /* Length of string */ unsigned char Count1; unsigned char Identifier[1]; /* a variable array of bytes, */ /* count in tag */ } L2_Pack; struct _L3_Pack{ /* UNICODE ID STRING PACKET */ unsigned char Tag; /* large tag = 0x83 */ unsigned char Count0; /* Length + 2 of string */ unsigned char Count1; unsigned char Country0; /* TBD */ unsigned char Country1; /* TBD */ unsigned char Identifier[1]; /* a variable array of bytes, */ /* count in tag */ } L3_Pack; struct _L4_Pack{ /* VENDOR DEFINED PACKET */ unsigned char Tag; /* large tag = 0x84 */ unsigned char Count0; unsigned char Count1; union _L4_Data{ unsigned char Data[1]; /* a variable array of bytes, */ /* count in tag */ struct _L4_PPCPack{ /* Pr*p L4 packet */ unsigned char Type; /* 00=non-IBM */ unsigned char PPCData[1]; /* a variable array of bytes, */ /* count in tag */ } L4_PPCPack; } L4_Data; } L4_Pack; struct _L5_Pack{ unsigned char Tag; /* large tag = 0x85 */ unsigned char Count0; /* Count = 17 */ unsigned char Count1; unsigned char Data[17]; } L5_Pack; struct _L6_Pack{ unsigned char Tag; /* large tag = 0x86 */ unsigned char Count0; /* Count = 9 */ unsigned char Count1; unsigned char Data[9]; } L6_Pack; } PnP_TAG_PACKET; #endif /* ASM */ #endif /* ndef _PNP_ */
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