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Length: 9250 (0x2422)
Types: TextFile
Notes: UNIX file
Names: »wd.h«
└─⟦8c4f54e61⟧ Bits:30004068/disk2.imd Interactive TCP/IP v.1.2
└─⟦8c4f54e61⟧ UNIX Filesystem
└─⟦this⟧ »hb/new/usr/include/sys/wd.h«
/*
* Module: WD8003
* Project: System V ViaNet
*
* Copyright (c) 1987 by Western Digital Corporation.
* All rights reserved. Contains confidential information and
* trade secrets proprietary to
* Western Digital Corporation
* 2445 McCabe Way
* Irvine, California 92714
*/
#ident "@(#)wd.h 1.6 - 88/12/13"
/*
* Configuration options for WD 8003
*/
#define WDVPKTSZ (3*256)
#define WDHIWAT (32*WDVPKTSZ)
#define WDLOWAT (8*WDVPKTSZ)
#define WDMAXPKT 1500
#define WDMAXPKTLLC 1497 /* max packet when using LLC1 */
#define WDMINSEND 60 /* 64 - 4 bytes CRC */
struct wddev {
unsigned short wd_flags; /* flags to indicate various status' */
unsigned short wd_type; /* LLC/Ether */
queue_t *wd_qptr; /* points queue associated with open device */
unsigned short wd_mask; /* mask for ether type or LLC SAPs */
unsigned short wd_state; /* state variable for DL_INFO */
unsigned short wd_sap; /* sap or ethertype depending on wd_type */
unsigned short wd_no; /* index number from front of array */
struct wdparam *wd_macpar; /* board specific parameters */
struct wdstat *wd_stats; /* driver and board statistics */
unsigned short wd_snap[3]; /* for SNAP and other extentions */
unsigned short wd_rws; /* receive window size - for LLC2 */
unsigned short wd_sws; /* send window size - for LLC2 */
unsigned short wd_rseq; /* receive sequence number - for LLC2 */
unsigned short wd_sseq; /* send sequence number - for LLC2 */
};
/* status bits */
#define WDS_OPEN 0x01 /* minor device is opened */
#define WDS_PROM 0x02 /* promiscuous mode enabled */
#define WDS_XWAIT 0x04 /* waiting to be rescheduled */
#define WDS_SU 0x80 /* opened by priviledged user */
#define WDS_RWAIT 0x100 /* waiting for read reschedule */
/* link protocol type */
/* defined in lihdr.h */
struct wdmaddr {
unsigned char filterbit; /* the hashed value of entry */
unsigned char entry[6]; /* multicast addresses are 6 bytes */
};
union crc_reg { /* structure for software crc */
unsigned int value;
struct {
unsigned a0 :1;
unsigned a1 :1;
unsigned a2 :1;
unsigned a3 :1;
unsigned a4 :1;
unsigned a5 :1;
unsigned a6 :1;
unsigned a7 :1;
unsigned a8 :1;
unsigned a9 :1;
unsigned a10 :1;
unsigned a11 :1;
unsigned a12 :1;
unsigned a13 :1;
unsigned a14 :1;
unsigned a15 :1;
unsigned a16 :1;
unsigned a17 :1;
unsigned a18 :1;
unsigned a19 :1;
unsigned a20 :1;
unsigned a21 :1;
unsigned a22 :1;
unsigned a23 :1;
unsigned a24 :1;
unsigned a25 :1;
unsigned a26 :1;
unsigned a27 :1;
unsigned a28 :1;
unsigned a29 :1;
unsigned a30 :1;
unsigned a31 :1;
} bits;
};
struct wdparam {
short wd_index; /* board index */
short wd_int; /* interrupt level */
short wd_ioaddr; /* I/O port for device */
caddr_t wd_base; /* address of board's memory */
long wd_memsize; /* memory size */
caddr_t wd_rambase; /* pointer to mapped version */
unchar wd_boardtype; /* Starlan = 2; Ethernet = 3 */
int wd_noboard; /* board present flag */
int wd_init; /* board status */
int wd_str_open; /* number of streams open */
short wd_major; /* major device number */
short wd_minors; /* number of minor devices allowed */
long wd_nextq; /* next queue to be scheduled */
int wd_txbuf_busy; /* flag for transmission buffer */
unchar wd_nxtpkt; /* page # of next packet to remove */
long wd_ncount; /* count of bufcalls */
long wd_proms; /* number of promiscuous streams */
long wd_devmode; /* device mode (e.g. PROM) */
short wd_firstd; /* first minor device for this major */
unchar wd_macaddr[6]; /* machine address */
int wd_multicnt; /* number of defined multicast addresses */
struct wdmaddr *wd_multip; /* last referenced multicast address */
struct wdmaddr *wd_multiaddrs; /* array of multicast addresses */
};
/* Debug Flags and other info */
#define WDSYSCALL 0x01 /* trace syscall functions */
#define WDPUTPROC 0x02 /* trace put procedures */
#define WDSRVPROC 0x04 /* trace service procedures */
#define WDRECV 0x08 /* trace receive processing */
#define WDRCVERR 0x10 /* trace receive errors */
#define WDDLPRIM 0x20 /* trace DL primitives */
#define WDINFODMP 0x40 /* dump info req data */
#define WDDLPRIMERR 0x80 /* mostly llccmds errors */
#define WDDLSTATE 0x100 /* print state chages */
#define WDTRACE 0x200 /* trace loops */
#define WDINTR 0x400 /* trace interrupt processing */
#define WDBOARD 0x800 /* trace access to the board */
#define WDLLC1 0x1000 /* trace llc1 processing */
#define WDSEND 0x2000 /* trace sending */
#define WDBUFFER 0x4000 /* trace buffer/canput fails */
#define WDSCHED 0x8000 /* trace scheduler calls */
#define WDXTRACE 0x10000 /* trace wdsend attempts */
#define WDMULTHDW 0x20000 /* trace multicast register filter bits */
/* define llc class 1 and mac structures and macros */
struct llctype {
unsigned short llc_length;
unsigned char llc_dsap;
unsigned char llc_ssap;
unsigned char llc_control;
unsigned char llc_info[1];
};
struct ethertype {
unsigned short ether_type;
unsigned char ether_data[1];
};
struct wd_machdr {
unsigned char mac_dst[6];
unsigned char mac_src[6];
union {
struct ethertype ether;
struct llctype llc;
} mac_llc;
};
typedef struct wd_machdr machdr_t;
#define LLC_SAP_LEN 1 /* length of sap only field */
#define LLC_LSAP_LEN 2 /* length of sap/type field */
#define LLC_TYPE_LEN 2 /* ethernet type field length */
#define LLC_ADDR_LEN 6 /* length of 802.3/ethernet address */
#define LLC_LSAP_HDR_SIZE 3
#define LLC_HDR_SIZE (LLC_ADDR_LEN+LLC_ADDR_LEN+LLC_LSAP_HDR_SIZE+LLC_LSAP_LEN)
#define LLC_EHDR_SIZE (LLC_ADDR_LEN+LLC_ADDR_LEN+LLC_TYPE_LEN)
#define LLC_LIADDR_LEN (LLC_ADDR_LEN+LLC_SAP_LEN)
#define LLC_ENADDR_LEN (LLC_ADDR_LEN+LLC_TYPE_LEN)
union llc_bind_fmt {
struct llca {
unsigned char lbf_addr[LLC_ADDR_LEN];
unsigned short lbf_sap;
} llca;
struct llcb {
unsigned char lbf_addr[LLC_ADDR_LEN];
unsigned short lbf_sap;
unsigned long lbf_xsap;
unsigned long lbf_type;
} llcb;
struct llcc {
unsigned char lbf_addr[LLC_ADDR_LEN];
unsigned char lbf_sap;
} llcc;
};
#define LLC_LENGTH(m) ntohs(((struct wd_machdr *)m)->mac_llc.llc.llc_length)
#define LLC_DSAP(m) (((struct wd_machdr *)m)->mac_llc.llc.llc_dsap)
#define LLC_SSAP(m) (((struct wd_machdr *)m)->mac_llc.llc.llc_ssap)
#define LLC_CONTROL(m) (((struct wd_machdr *)m)->mac_llc.llc.llc_control)
#define ETHER_TYPE(m) ntohs(((struct wd_machdr *)m)->mac_llc.ether.ether_type)
#define WDMAXSAPVALUE 0xFF /* larges LSAP value */
/* other useful macros */
#define HIGH(x) ((x>>8)&0xFF)
#define LOW(x) (x&0xFF)
/* recoverable error conditions */
#define WDE_OK 0 /* normal condition */
#define WDE_NOBUFFER 1 /* couldn't allocb */
#define WDE_INVALID 2 /* operation isn't valid at this time */
#define WDE_BOUND 3 /* stream is already bound */
#define WDE_BLOCKED 4 /* blocked at next queue */
/* LLC specific data - should be in separate header (later) */
#define LLC_UI 0x03 /* unnumbered information field */
#define LLC_XID 0xAF /* XID with P == 0 */
#define LLC_TEST 0xE3 /* TEST with P == 0 */
#define LLC_P 0x10 /* P bit for use with XID/TEST */
#define LLC_XID_FMTID 0x81 /* XID format identifier */
#define LLC_SERVICES 0x01 /* Services supported */
#define LLC_GLOBAL_SAP 0XFF /* Global SAP address */
#define LLC_GROUP_ADDR 0x01 /* indication in DSAP of a group address */
#define LLC_RESPONSE 0x01 /* indication in SSAP of a response */
#define LLC_XID_INFO_SIZE 3 /* length of the INFO field */
struct rcv_buf {
unsigned char status;
unsigned char nxtpg;
short datalen;
machdr_t pkthdr;
};
typedef struct rcv_buf rcv_buf_t;
/*
* WD 800X event statistics
*/
#define WDS_NSTATS 16
struct wdstat {
ulong wds_nstats; /* number of stat fields */
/* non-hardware */
ulong wds_nobuffer; /* 0 */
ulong wds_blocked; /* 1 */
ulong wds_blocked2; /* 2 */
ulong wds_multicast; /* 3 */
/* transmit */
ulong wds_xpkts; /* 4 */
ulong wds_xbytes; /* 5 */
ulong wds_excoll; /* 6 */
ulong wds_coll; /* 7 */
ulong wds_fifounder; /* 8 */
ulong wds_carrier; /* 9 */
/* receive */
ulong wds_rpkts; /* 10 */
ulong wds_rbytes; /* 11 */
ulong wds_crc; /* 12 */
ulong wds_align; /* 13 */
ulong wds_fifoover; /* 14 */
ulong wds_lost; /* 15 */
};
/* ioctl functions to board */
/* NET_ names are for WD/ViaNet compatibility */
#define NET_INIT (('D' << 8) | 1)
#define NET_UNINIT (('D' << 8) | 2)
#define NET_GETBROAD (('D' << 8) | 3)
#define DLGBROAD (('D' << 8) | 3)
#define NET_GETSTATUS (('D' << 8) | 4)
#define DLGSTAT (('D' << 8) | 4)
#define NET_ADDR (('D' << 8) | 5)
#define DLGADDR (('D' << 8) | 5)
#define NET_SETPROM (('D' << 8) | 6)
#define DLPROM (('D' << 8) | 6)
#define DLSADDR (('D' << 8) | 7)
#define NET_WDBRDTYPE (('D' << 8) | 8)
#define NET_WDSTATUS (('D' << 8) | 9)
#define DLSMULT (('D' << 8) | 10)
#define DLDMULT (('D' << 8) | 11)
#define DLGMULT (('D' << 8) | 12)