Subversion Repositories test_project

/*

  nubus.h: various definitions and prototypes for NuBus drivers to use.

  Originally written by Alan Cox.

  Hacked to death by C. Scott Ananian and David Huggins-Daines.

  Some of the constants in here are from the corresponding

  NetBSD/OpenBSD header file, by Allen Briggs.  We figured out the

  rest of them on our own. */

#ifndef LINUX_NUBUS_H

#define LINUX_NUBUS_H

#ifdef __KERNEL__

#include <asm/nubus.h>

#endif

enum nubus_category {

        NUBUS_CAT_BOARD          = 0x0001,

        NUBUS_CAT_DISPLAY        = 0x0003,

        NUBUS_CAT_NETWORK        = 0x0004,

        NUBUS_CAT_COMMUNICATIONS = 0x0006,

        NUBUS_CAT_FONT           = 0x0009,

        NUBUS_CAT_CPU            = 0x000A,

        /* For lack of a better name */

        NUBUS_CAT_DUODOCK        = 0x0020

};

enum nubus_type_network {

        NUBUS_TYPE_ETHERNET      = 0x0001,

        NUBUS_TYPE_RS232         = 0x0002

};

enum nubus_type_display {

        NUBUS_TYPE_VIDEO         = 0x0001

};

enum nubus_type_cpu {

        NUBUS_TYPE_68020         = 0x0003,

        NUBUS_TYPE_68030         = 0x0004,

        NUBUS_TYPE_68040         = 0x0005

};

/* Known <Cat,Type,SW,HW> tuples: (according to TattleTech and Slots)

 *  68030 motherboards: <10,4,0,24>

 *  68040 motherboards: <10,5,0,24>

 *  DuoDock Plus: <32,1,1,2>

 *

 *  Toby Frame Buffer card: <3,1,1,1>

 *  RBV built-in video (IIci): <3,1,1,24>

 *  Valkyrie built-in video (Q630): <3,1,1,46>

 *  Macintosh Display Card: <3,1,1,25>

 *  Sonora built-in video (P460): <3,1,1,34>

 *  Jet framebuffer (DuoDock Plus): <3,1,1,41>

 *

 *  SONIC comm-slot/on-board and DuoDock Ethernet: <4,1,1,272>

 *  SONIC LC-PDS Ethernet (Dayna, but like Apple 16-bit, sort of): <4,1,1,271>

 *  Apple SONIC LC-PDS Ethernet ("Apple Ethernet LC Twisted-Pair Card"): <4,1,0,281>

 *  Sonic Systems Ethernet A-Series Card: <4,1,268,256>

 *  Asante MacCon NuBus-A: <4,1,260,256> (alpha-1.0,1.1 revision)

 *   ROM on the above card: <2,1,0,0>

 *  Cabletron ethernet card: <4,1,1,265>

 *  Farallon ethernet card: <4,1,268,256> (identical to Sonic Systems card)

 *  Kinetics EtherPort IIN: <4,1,259,262>

 *  API Engineering EtherRun_LCa PDS enet card: <4,1,282,256>

 *

 *  Add your devices to the list!  You can obtain the "Slots" utility

 *  from Apple's FTP site at:

 *  ftp://dev.apple.com/devworld/Tool_Chest/Devices_-_Hardware/NuBus_Slot_Manager/

 *

 *  Alternately, TattleTech can be found at any Info-Mac mirror site.

 *  or from its distribution site: ftp://ftp.decismkr.com/dms

 */

/* DrSW: Uniquely identifies the software interface to a board.  This

   is usually the one you want to look at when writing a driver.  It's

   not as useful as you think, though, because as we should know by

   now (duh), "Apple Compatible" can mean a lot of things... */

/* Add known DrSW values here */

enum nubus_drsw {

        /* NUBUS_CAT_DISPLAY */

        NUBUS_DRSW_APPLE        = 0x0001,

        NUBUS_DRSW_APPLE_HIRES  = 0x0013, /* MacII HiRes card driver */

        /* NUBUS_CAT_NETWORK */

        NUBUS_DRSW_3COM         = 0x0000,

        NUBUS_DRSW_CABLETRON    = 0x0001,

        NUBUS_DRSW_SONIC_LC     = 0x0001,

        NUBUS_DRSW_KINETICS     = 0x0103,

        NUBUS_DRSW_ASANTE       = 0x0104,

        NUBUS_DRSW_TECHWORKS    = 0x0109,

        NUBUS_DRSW_DAYNA        = 0x010b,

        NUBUS_DRSW_FARALLON     = 0x010c,

        NUBUS_DRSW_APPLE_SN     = 0x010f,

        NUBUS_DRSW_DAYNA2       = 0x0115,

        NUBUS_DRSW_FOCUS        = 0x011a,

        NUBUS_DRSW_ASANTE_CS    = 0x011d, /* use asante SMC9194 driver */

        NUBUS_DRSW_DAYNA_LC     = 0x011e,

        /* NUBUS_CAT_CPU */

        NUBUS_DRSW_NONE         = 0x0000,

};

/* DrHW: Uniquely identifies the hardware interface to a board (or at

   least, it should...  some video cards are known to incorrectly

   identify themselves as Toby cards) */

/* Add known DrHW values here */

enum nubus_drhw {

        /* NUBUS_CAT_DISPLAY */

        NUBUS_DRHW_APPLE_TFB      = 0x0001, /* Toby frame buffer card */

        NUBUS_DRHW_APPLE_WVC      = 0x0006, /* Apple Workstation Video Card */

        NUBUS_DRHW_SIGMA_CLRMAX   = 0x0007, /* Sigma Design ColorMax */

        NUBUS_DRHW_APPLE_SE30     = 0x0009, /* Apple SE/30 video */

        NUBUS_DRHW_APPLE_HRVC     = 0x0013, /* Mac II High-Res Video Card */

        NUBUS_DRHW_APPLE_PVC      = 0x0017, /* Mac II Portrait Video Card */

        NUBUS_DRHW_APPLE_RBV1     = 0x0018, /* IIci RBV video */

        NUBUS_DRHW_APPLE_MDC      = 0x0019, /* Macintosh Display Card */

        NUBUS_DRHW_APPLE_SONORA   = 0x0022, /* Sonora built-in video */

        NUBUS_DRHW_APPLE_24AC     = 0x002b, /* Mac 24AC Video Card */

        NUBUS_DRHW_APPLE_VALKYRIE = 0x002e,

        NUBUS_DRHW_APPLE_JET      = 0x0029, /* Jet framebuffer (DuoDock) */

        NUBUS_DRHW_SMAC_GFX       = 0x0105, /* SuperMac GFX */

        NUBUS_DRHW_RASTER_CB264   = 0x013B, /* RasterOps ColorBoard 264 */

        NUBUS_DRHW_MICRON_XCEED   = 0x0146, /* Micron Exceed color */

        NUBUS_DRHW_RDIUS_GSC      = 0x0153, /* Radius GS/C */

        NUBUS_DRHW_SMAC_SPEC8     = 0x017B, /* SuperMac Spectrum/8 */

        NUBUS_DRHW_SMAC_SPEC24    = 0x017C, /* SuperMac Spectrum/24 */

        NUBUS_DRHW_RASTER_CB364   = 0x026F, /* RasterOps ColorBoard 364 */

        NUBUS_DRHW_RDIUS_DCGX     = 0x027C, /* Radius DirectColor/GX */

        NUBUS_DRHW_RDIUS_PC8      = 0x0291, /* Radius PrecisionColor 8 */

        NUBUS_DRHW_LAPIS_PCS8     = 0x0292, /* Lapis ProColorServer 8 */

        NUBUS_DRHW_RASTER_24LXI   = 0x02A0, /* RasterOps 8/24 XLi */

        NUBUS_DRHW_RASTER_PBPGT   = 0x02A5, /* RasterOps PaintBoard Prism GT */

        NUBUS_DRHW_EMACH_FSX      = 0x02AE, /* E-Machines Futura SX */

        NUBUS_DRHW_SMAC_THUND24   = 0x02CB, /* SuperMac Thunder/24 */

        NUBUS_DRHW_RDIUS_PC24XP   = 0x0406, /* Radius PrecisionColor 24Xp */

        NUBUS_DRHW_RDIUS_PC24X    = 0x040A, /* Radius PrecisionColor 24X */

        NUBUS_DRHW_RDIUS_PC8XJ    = 0x040B, /* Radius PrecisionColor 8XJ */

        /* NUBUS_CAT_NETWORK */

        NUBUS_DRHW_INTERLAN       = 0x0100,

        NUBUS_DRHW_SMC9194        = 0x0101,

        NUBUS_DRHW_KINETICS       = 0x0106,

        NUBUS_DRHW_CABLETRON      = 0x0109,

        NUBUS_DRHW_ASANTE_LC      = 0x010f,

        NUBUS_DRHW_SONIC          = 0x0110,

        NUBUS_DRHW_TECHWORKS      = 0x0112,

        NUBUS_DRHW_APPLE_SONIC_NB = 0x0118,

        NUBUS_DRHW_APPLE_SONIC_LC = 0x0119,

        NUBUS_DRHW_FOCUS          = 0x011c,

        NUBUS_DRHW_SONNET         = 0x011d,

};

/* Resource IDs: These are the identifiers for the various weird and

   wonderful tidbits of information that may or may not reside in the

   NuBus ROM directory. */

enum nubus_res_id {

        NUBUS_RESID_TYPE         = 0x0001,

        NUBUS_RESID_NAME         = 0x0002,

        NUBUS_RESID_ICON         = 0x0003,

        NUBUS_RESID_DRVRDIR      = 0x0004,

        NUBUS_RESID_LOADREC      = 0x0005,

        NUBUS_RESID_BOOTREC      = 0x0006,

        NUBUS_RESID_FLAGS        = 0x0007,

        NUBUS_RESID_HWDEVID      = 0x0008,

        NUBUS_RESID_MINOR_BASEOS = 0x000a,

        NUBUS_RESID_MINOR_LENGTH = 0x000b,

        NUBUS_RESID_MAJOR_BASEOS = 0x000c,

        NUBUS_RESID_MAJOR_LENGTH = 0x000d,

        NUBUS_RESID_CICN         = 0x000f,

        NUBUS_RESID_ICL8         = 0x0010,

        NUBUS_RESID_ICL4         = 0x0011,

};

/* Category-specific resources. */

enum nubus_board_res_id {

        NUBUS_RESID_BOARDID      = 0x0020,

        NUBUS_RESID_PRAMINITDATA = 0x0021,

        NUBUS_RESID_PRIMARYINIT  = 0x0022,

        NUBUS_RESID_TIMEOUTCONST = 0x0023,

        NUBUS_RESID_VENDORINFO   = 0x0024,

        NUBUS_RESID_BOARDFLAGS   = 0x0025,

        NUBUS_RESID_SECONDINIT   = 0x0026,

        /* Not sure why Apple put these next two in here */

        NUBUS_RESID_VIDNAMES     = 0x0041,

        NUBUS_RESID_VIDMODES     = 0x007e

};

/* Fields within the vendor info directory */

enum nubus_vendor_res_id {

        NUBUS_RESID_VEND_ID     = 0x0001,

        NUBUS_RESID_VEND_SERIAL = 0x0002,

        NUBUS_RESID_VEND_REV    = 0x0003,

        NUBUS_RESID_VEND_PART   = 0x0004,

        NUBUS_RESID_VEND_DATE   = 0x0005

};

enum nubus_net_res_id {

        NUBUS_RESID_MAC_ADDRESS  = 0x0080

};

enum nubus_cpu_res_id {

        NUBUS_RESID_MEMINFO      = 0x0081,

        NUBUS_RESID_ROMINFO      = 0x0082

};

enum nubus_display_res_id {

        NUBUS_RESID_GAMMADIR    = 0x0040,

        NUBUS_RESID_FIRSTMODE   = 0x0080,

        NUBUS_RESID_SECONDMODE  = 0x0081,

        NUBUS_RESID_THIRDMODE   = 0x0082,

        NUBUS_RESID_FOURTHMODE  = 0x0083,

        NUBUS_RESID_FIFTHMODE   = 0x0084,

        NUBUS_RESID_SIXTHMODE   = 0x0085

};

struct nubus_dir

{

        unsigned char *base;

        unsigned char *ptr;

        int done;

        int mask;

};

struct nubus_dirent

{

        unsigned char *base;

        unsigned char type;

        __u32 data;     /* Actually 24bits used */

        int mask;

};

struct nubus_board {

        struct nubus_board* next;

        struct nubus_dev* first_dev;

        /* Only 9-E actually exist, though 0-8 are also theoretically

           possible, and 0 is a special case which represents the

           motherboard and onboard peripherals (Ethernet, video) */

        int slot;

        /* For slot 0, this is bogus. */

        char name[64];

        /* Format block */

        unsigned char* fblock;

        /* Root directory (does *not* always equal fblock + doffset!) */

        unsigned char* directory;

        unsigned long slot_addr;

        /* Offset to root directory (sometimes) */

        unsigned long doffset;

        /* Length over which to compute the crc */

        unsigned long rom_length;

        /* Completely useless most of the time */

        unsigned long crc;

        unsigned char rev;

        unsigned char format;

        unsigned char lanes;

};

struct nubus_dev {

        /* Next link in device list */

        struct nubus_dev* next;

        /* Directory entry in /proc/bus/nubus */

        struct proc_dir_entry* procdir;

        /* The functional resource ID of this device */

        unsigned char resid;

        /* These are mostly here for convenience; we could always read

           them from the ROMs if we wanted to */

        unsigned short category;

        unsigned short type;

        unsigned short dr_sw;

        unsigned short dr_hw;

        /* This is the device's name rather than the board's.

           Sometimes they are different.  Usually the board name is

           more correct. */

        char name[64];

        /* MacOS driver (I kid you not) */

        unsigned char* driver;

        /* Actually this is an offset */

        unsigned long iobase;

        unsigned long iosize;

        unsigned char flags, hwdevid;

        /* Functional directory */

        unsigned char* directory;

        /* Much of our info comes from here */

        struct nubus_board* board;

};

/* This is all NuBus devices (used to find devices later on) */

extern struct nubus_dev* nubus_devices;

/* This is all NuBus cards */

extern struct nubus_board* nubus_boards;

/* Generic NuBus interface functions, modelled after the PCI interface */

void nubus_scan_bus(void);

extern void nubus_proc_init(void);

int get_nubus_list(char *buf);

int nubus_proc_attach_device(struct nubus_dev *dev);

int nubus_proc_detach_device(struct nubus_dev *dev);

/* If we need more precision we can add some more of these */

struct nubus_dev* nubus_find_device(unsigned short category,

                                    unsigned short type,

                                    unsigned short dr_hw,

                                    unsigned short dr_sw,

                                    const struct nubus_dev* from);

struct nubus_dev* nubus_find_type(unsigned short category,

                                  unsigned short type,

                                  const struct nubus_dev* from);

/* Might have more than one device in a slot, you know... */

struct nubus_dev* nubus_find_slot(unsigned int slot,

                                  const struct nubus_dev* from);

/* These are somewhat more NuBus-specific.  They all return 0 for

   success and -1 for failure, as you'd expect. */

/* The root directory which contains the board and functional

   directories */

int nubus_get_root_dir(const struct nubus_board* board,

                       struct nubus_dir* dir);

/* The board directory */

int nubus_get_board_dir(const struct nubus_board* board,

                        struct nubus_dir* dir);

/* The functional directory */

int nubus_get_func_dir(const struct nubus_dev* dev,

                       struct nubus_dir* dir);

/* These work on any directory gotten via the above */

int nubus_readdir(struct nubus_dir* dir,

                  struct nubus_dirent* ent);

int nubus_find_rsrc(struct nubus_dir* dir,

                    unsigned char rsrc_type,

                    struct nubus_dirent* ent);

int nubus_rewinddir(struct nubus_dir* dir);

/* Things to do with directory entries */

int nubus_get_subdir(const struct nubus_dirent* ent,

                     struct nubus_dir* dir);

void nubus_get_rsrc_mem(void* dest,

                        const struct nubus_dirent *dirent,

                        int len);

void nubus_get_rsrc_str(void* dest,

                        const struct nubus_dirent *dirent,

                        int maxlen);

/* We'd like to get rid of this eventually.  Only daynaport.c uses it now. */

static inline void *nubus_slot_addr(int slot)

{

        return (void *)(0xF0000000|(slot<<24));

}

#endif /* LINUX_NUBUS_H */