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NetBSD/sys/dev/ic/tropicreg.h
christos 95e1ffb156 merge ktrace-lwp.
2005-12-11 12:16:03 +00:00

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/* $NetBSD: tropicreg.h,v 1.6 2005/12/11 12:21:28 christos Exp $ */
/*
* Mach Operating System
* Copyright (c) 1991 Carnegie Mellon University
* Copyright (c) 1991 IBM Corporation
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation,
* and that the name IBM not be used in advertising or publicity
* pertaining to distribution of the software without specific, written
* prior permission.
*
* CARNEGIE MELLON AND IBM ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON AND IBM DISCLAIM ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/* $ACIS:if_lanreg.h 12.0$ */
#define TR_SWITCH 0
#define TR_RESET 1
#define TR_RELEASE 2
#define TR_CLEARINT 3
/* macros to deal with accessing the MMIO region */
#define MM_OUTB(sc, off, val) \
bus_space_write_1((sc)->sc_memt, (sc)->sc_mmioh, (off), (val))
#define MM_OUTW(sc, off, val) \
bus_space_write_2((sc)->sc_memt, (sc)->sc_mmioh, (off), htons((val)))
#define MM_INB(sc, off) \
bus_space_read_1((sc)->sc_memt, (sc)->sc_mmioh, (off))
#define MM_INW(sc, off) \
ntohs(bus_space_read_2((sc)->sc_memt, (sc)->sc_mmioh, (off)))
/* macros to deal with accesses to the shared ram */
#define SR_INB(sc, off) \
bus_space_read_1(sc->sc_memt, sc->sc_sramh, (off))
#define SR_INW(sc, off) \
htons(bus_space_read_2(sc->sc_memt, sc->sc_sramh, (off)))
#define SR_OUTB(sc, off, val) \
bus_space_write_1((sc)->sc_memt, (sc)->sc_sramh, (off), (val))
#define SR_OUTW(sc, off, val) \
bus_space_write_2((sc)->sc_memt, (sc)->sc_sramh, (off), htons((val)))
/* macros to deal with accesses to the recv buffers */
#define RB_INB(sc, rb, reg) SR_INB(sc, (rb)+(reg))
#define RB_INW(sc, rb, reg) SR_INW(sc, (rb)+(reg))
/* macros to deal with the ACA */
#define ACA_RDB(sc, reg) MM_INB(sc, ((sc->sc_aca+(reg))|ACA_RW))
#define ACA_RDW(sc, reg) MM_INW(sc, ((sc->sc_aca+(reg))|ACA_RW))
#define ACA_OUTB(sc, reg, val) MM_OUTB(sc, ((sc->sc_aca+(reg))|ACA_RW), (val))
#define ACA_SETB(sc, reg, val) MM_OUTB(sc, ((sc->sc_aca+(reg))|ACA_SET), (val))
#define ACA_RSTB(sc, reg, val) MM_OUTB(sc, ((sc->sc_aca+(reg))|ACA_RST), (val))
/* macros to deal with the SSB */
#define SSB_INB(sc, ssb, reg) SR_INB(sc, (ssb)+(reg))
/* macros to deal with the ARB */
#define ARB_INB(sc, arb, reg) SR_INB(sc, (arb)+(reg))
#define ARB_INW(sc, arb, reg) SR_INW(sc, (arb)+(reg))
/* macros to deal with the SRB */
#define SRB_INB(sc, srb, reg) SR_INB(sc, (srb)+(reg))
#define SRB_INW(sc, srb, reg) SR_INW(sc, (srb)+(reg))
#define SRB_OUTB(sc, srb, reg, val) SR_OUTB(sc, (srb)+(reg), (val))
#define SRB_OUTW(sc, srb, reg, val) SR_OUTW(sc, (srb)+(reg), (val))
/* macros to deal with the ASB */
#define ASB_INB(sc, asb, reg) SR_INB(sc, (asb)+(reg))
#define ASB_INW(sc, asb, reg) SR_INW(sc, (asb)+(reg))
#define ASB_OUTB(sc, asb, reg, val) SR_OUTB(sc, (asb)+(reg), (val))
#define ASB_OUTW(sc, asb, reg, val) SR_OUTW(sc, (asb)+(reg), (val))
/* macros to deal with the TXCA */
#define TXCA_INW(sc, reg) SR_INW(sc, sc->sc_txca+(reg))
#define TXCA_OUTW(sc, reg, val) SR_OUTW(sc, sc->sc_txca+(reg), (val))
/* macros to deal with the txbuffers */
#define TXB_INB(sc, buf, reg) SR_INB(sc, (buf)+(reg))
#define TXB_INW(sc, buf, reg) SR_INW(sc, (buf)+(reg))
#define TXB_OUTB(sc, buf, reg, val) SR_OUTB(sc, (buf)+(reg), (val))
#define TXB_OUTW(sc, buf, reg, val) SR_OUTW(sc, (buf)+(reg), (val))
/* ACA registers */
#define ACA_RRR 0
#define ACA_RRR_e ACA_RRR
#define ACA_RRR_o (ACA_RRR+1)
#define ACA_WRBR 2
#define ACA_WRBR_e ACA_WRBR
#define ACA_WRBR_o (ACA_WRBR+1)
#define ACA_WWOR 4
#define ACA_WWOR_e ACA_WWOR
#define ACA_WWOR_o (ACA_WWOR+1)
#define ACA_WWCR 6
#define ACA_WWCR_e ACA_WWCR
#define ACA_WWCR_o (ACA_WWCR+1)
#define ACA_ISRP 8
#define ACA_ISRP_e ACA_ISRP
#define ACA_ISRP_o (ACA_ISRP+1)
#define ACA_ISRA 10
#define ACA_ISRA_e ACA_ISRA
#define ACA_ISRA_o (ACA_ISRA+1)
#define ACA_TCR 12
#define ACA_TCR_e ACA_TCR
#define ACA_TCR_o (ACA_TCR+1)
#define ACA_TVR 14
#define ACA_TVR_e ACA_TVR
#define ACA_TVR_o (ACA_TVR+1)
/* access flags; to be or-ed into offset */
#define ACA_RW 0
#define ACA_RST 0x20
#define ACA_SET 0x40
/* offsets valid for all command blocks */
#define CMD_CMD 0
#define CMD_RETCODE 2
/*
* Structure of SSB (System Status Block)
*/
#define SSB_SIZE 20 /* size of SSB */
#define SSB_CMD 0
#define SSB_CMDCORR 1
#define SSB_RETCODE 2
#define SSB_STATIONID 4
#define SSB_XMITERR 6
/*
* Structure of ARB (Adapter Request Block)
*/
#define ARB_SIZE 28 /* size of ARB */
#define ARB_CMD 0
#define ARB_STATIONID 4 /* ID of receiving station */
/* receive data command block */
#define ARB_RXD_BUFADDR 6 /* RAM offset of 1st rec buf */
#define ARB_RXD_LANHDRLEN 8 /* Length of LAN header */
#define ARB_RXD_DLCHDRLEN 9 /* Length of DLC header */
#define ARB_RXD_FRAMELEN 10 /* Length of entire frame */
#define ARB_RXD_MSGTYPE 12 /* Category of message */
/* transmit data command block */
#define ARB_XMT_CMDCORR 1
#define ARB_XMT_DHBADDR 6
/* ring status change information block */
#define ARB_RINGSTATUS 6
/* DLC status change response block */
#define ARB_DLCSTAT_STATUS 6 /* status info field */
#define ARB_DLCSTAT_FRMRDATA 8 /* 5 bytes */
#define ARB_DLCSTAT_ACCPRIO 13
#define ARB_DLCSTAT_REMADDR 14 /* remote address */
#define ARB_DLCSTAT_REMSAP 20 /* remote sap */
/*
* Structure of SRB (System Request Block)
*/
#define SRB_SIZE 28 /* size of SRB */
#define SRB_CMD 0
#define SRB_RETCODE 2
/* contents of SRB after adapter reset */
#define INIT_COMPL 0x80 /* in SRB_CMD */
#define SRB_INIT_STATUS 1
#define RSP_DETECT 0x40
#define FAST_PATH_TRANSMIT 0x20
#define RING_MEASUREMENT 0x08
#define RPL 0x02
#define RSP_16 0x01
#define SRB_INIT_STATUS2 2
#define PNP 0x80
#define SET_DEF_RSP 0x40
#define AUTO_DEF_RSP_UPDATE 0x20
#define SRB_INIT_BUC 6 /* bring up code */
#define SRB_INIT_ENCADDR 8 /* offset of adapter's */
/* permanent encoded address */
#define SRB_INIT_LVLADDR 10 /* offset of adapter's */
/* microcode level */
#define SRB_INIT_ADAPADDR 12 /* offset of adapter addresses */
#define SRB_INIT_PARMSADDR 14 /* offset of adapter parameters */
#define SRB_INIT_MACADDR 16 /* offset of adapter MAC buffer */
#define SRB_INIT_UTILADDR 18 /* offset of ring utilization measurement */
/* config fast path ram command block */
#define SRB_CFP_CMDSIZE 12 /* length of command block */
#define SRB_CFP_RAMSIZE 8
#define SRB_CFP_BUFSIZE 10
/* config fast path transmit response block */
#define SRB_CFPRESP_FPXMIT 8 /* offset to transmit control area */
#define SRB_CFPRESP_SRBADDR 10 /* offset for the next SRB address */
/* open command block */
#define SRB_OPEN_CMDSIZE 60
#define SRB_OPEN_OPTIONS 8 /* open options */
#define SRB_OPEN_NODEADDR 10 /* adapter's ring address */
#define SRB_OPEN_GROUPADDR 16 /* adapter's group address */
#define SRB_OPEN_FUNCTADDR 20 /* adapter's functional address */
#define SRB_OPEN_NUMRCVBUF 24 /* number of receive buffers */
#define SRB_OPEN_RCVBUFLEN 26 /* length of receive buffers */
#define SRB_OPEN_DHBLEN 28 /* length of DHBs */
#define SRB_OPEN_NUMDHB 30 /* number of DHBs */
#define SRB_OPEN_DLCMAXSAP 32 /* max. number of SAPs */
#define SRB_OPEN_DLCMAXSTA 33 /* max. number of link stations */
#define SRB_OPEN_DLCMAXGSAP 34 /* max. number of group SAPs */
#define SRB_OPEN_DLCMAXGMEM 35 /* max. members per group SAP */
#define SRB_OPEN_DLCT1TICK1 36 /* timer T1 intvl. group one */
#define SRB_OPEN_DLCT2TICK1 37 /* timer T7 intvl. group one */
#define SRB_OPEN_DLCTITICK1 38 /* timer Ti intvl. group one */
#define SRB_OPEN_DLCT1TICK2 39 /* timer T1 intvl. group two */
#define SRB_OPEN_DLCT2TICK2 40 /* timer T7 intvl. group two */
#define SRB_OPEN_DLCTITICK2 41 /* timer Ti intvl. group two */
#define SRB_OPEN_PODUCTID 42 /* product id (18 bytes) */
/* open command response block */
#define SRB_OPENRESP_ERRCODE 6
#define SRB_OPENRESP_ASBADDR 8 /* offset of ASB */
#define SRB_OPENRESP_SRBADDR 10 /* offset of SRB */
#define SRB_OPENRESP_ARBADDR 12 /* offset of ARB */
#define SRB_OPENRESP_SSBADDR 14 /* offset of SSB */
/* open sap command and response block */
#define SRB_OPNSAP_STATIONID 4 /* ID of SAP after open */
#define SRB_OPNSAP_TIMERT1 6 /* response timer */
#define SRB_OPNSAP_TIMERT2 7 /* acknowledge timer */
#define SRB_OPNSAP_TIMERTI 8 /* inactivity timer */
#define SRB_OPNSAP_MAXOUT 9 /* max. xmits without ack */
#define SRB_OPNSAP_MAXIN 10 /* max. recvs without ack */
#define SRB_OPNSAP_MAXOUTINCR 11 /* window increment value */
#define SRB_OPNSAP_MAXRETRY 12 /* N2 value */
#define SRB_OPNSAP_GSAPMAXMEMB 13 /* max. SAPs for a group SAP */
#define SRB_OPNSAP_MAXIFIELD 14 /* max recv info field length */
#define SRB_OPNSAP_SAPVALUE 16 /* SAP to be opened */
#define SRB_OPNSAP_SAPOPTIONS 17 /* options to be set */
#define SRB_OPNSAP_STATIONCNT 18 /* num of link stations to reserve */
#define SRB_OPNSAP_SAPGSAPMEMB 19 /* number of GSAP members */
#define SRB_OPNSAP_GSAP1 20 /* first gsap request */
/* read log command and response block */
#define SRB_RLOG_LOGDATA 14 /* 14 bytes of log data */
#define SRB_LOG_LINEERRS (SRB_RLOG_LOGDATA+0) /* line errors */
#define SRB_LOG_INTERRS (SRB_RLOG_LOGDATA+1) /* internal errors */
#define SRB_LOG_BRSTERRS (SRB_RLOG_LOGDATA+2) /* burst errors */
#define SRB_LOG_ACERRS (SRB_RLOG_LOGDATA+3) /* AC errors */
#define SRB_LOG_ABRTERRS (SRB_RLOG_LOGDATA+4) /* abort errors */
#define SRB_LOG_LOSTFRMS (SRB_RLOG_LOGDATA+6) /* lost frames */
#define SRB_LOG_RCVCONG (SRB_RLOG_LOGDATA+7) /* receive congestion count */
#define SRB_LOG_FCPYERRS (SRB_RLOG_LOGDATA+8) /* frame copied errors */
#define SRB_LOG_FREQERRS (SRB_RLOG_LOGDATA+9) /* frequency erros */
#define SRB_LOG_TOKENERRS (SRB_RLOG_LOGDATA+10) /* token errors */
/* set default ring speed command */
#define SRB_SET_DEFRSP 6
/*
* Structure of ASB (Adapter Status Block)
*/
#define ASB_SIZE 12 /* size of ASB */
#define RECV_CMD 0
#define RECV_RETCODE 2
#define RECV_STATIONID 4
#define RECV_RESP_RECBUFADDR 6
/* host response to xmit-req-data command */
#define XMIT_CMD 0
#define XMIT_CMDCORR 1 /* command correlator */
#define XMIT_RETCODE 2 /* return code */
#define XMIT_STATIONID 4 /* id of sending station */
#define XMIT_FRAMELEN 6 /* length of entire frame */
#define XMIT_HDRLEN 8 /* length of LAN header */
#define XMIT_REMSAP 9 /* remote SAP */
#define XMIT_DATA 10 /* offset of first data byte */
/* fast path specific data */
#define XMIT_LASTBUF 12
#define XMIT_FRAMEPTR 14
#define XMIT_NEXTBUF 16
#define XMIT_STATUS 18
#define XMIT_STRIPFS 19
#define XMIT_BUFLEN 20
#define XMIT_FP_DATA 22 /* offset of first data byte */
#if 0 /* XXXchb unused? */
/*
* Adapter addresses
*/
struct adapt_addr {
unsigned char node_addr[6]; /* Adapter node address */
unsigned char grp_addr[4]; /* Adapter group address */
unsigned char func_addr[4]; /* Adapter functional address */
};
/*
* Adapter parameters
*/
struct param_addr {
unsigned char phys_addr[4]; /* Adapter physical address */
unsigned char up_node_addr[6]; /* Next active upstream node
* addr */
unsigned char up_phys_addr[4]; /* Next active upstream phys
* addr */
unsigned char poll_addr[6]; /* Last poll address */
unsigned char res0[2];/* Reserved */
unsigned char acc_priority[2]; /* Transmit access priority */
unsigned char src_class[2]; /* Source class authorization */
unsigned char att_code[2]; /* Last attention code */
unsigned char src_addr[6]; /* Last source address */
unsigned char bcon_type[2]; /* Last beacon type */
unsigned char major_vector[2]; /* Last major vector */
unsigned char ring_stat[2]; /* ring status */
unsigned char soft_error[2]; /* soft error timer value */
unsigned char fe_error[2]; /* front end error counter */
unsigned char next_state[2]; /* next state indicator */
unsigned char mon_error[2]; /* Monitor error code */
unsigned char bcon_xmit[2]; /* Beacon transmit type */
unsigned char bcon_receive[2]; /* Beacon receive type */
unsigned char frame_correl[2]; /* Frame correlator save */
unsigned char bcon_naun[6]; /* beacon station NAUN */
unsigned char res1[4];/* Reserved */
unsigned char bcon_phys[4]; /* Beacon station physical addr */
};
#endif
#define TXCA_BUFFER_COUNT 0
#define TXCA_FREE_QUEUE_HEAD 2
#define TXCA_FREE_QUEUE_TAIL 4
#define TXCA_ADAPTER_QUEUE_HEAD 6
#define TXCA_BUFFER_SIZE 8
#define TXCA_COMPLETION_QUEUE_TAIL 10
/* Adapter receive buffer structure */
#define RB_NEXTBUF 2 /* offset of next buf plus 2 in sram */
#define RB_FS 5 /* FS/addr match (last buf only) */
#define RB_BUFLEN 6 /* length of data in this buffer */
#define RB_DATA 8 /* RCV_BUF_DLEN bytes frame data */
/* Misc. structure sizes. */
#define SAPCB_SIZE 64 /* size of SAP control block */
#define LSCB_SIZE 144 /* size of DLC link station control block */
/* memory in shared ram area that is reserved by the adapter */
#define PRIVRAM_SIZE 1416 /* adapter private ram area */
#define RESVDMEM_SIZE (PRIVRAM_SIZE+ARB_SIZE+SSB_SIZE+SRB_SIZE+ASB_SIZE)
/* Memory offsets of adapter control areas */
#define TR_SRAM_DEFAULT 0xd8000
/* Offset of MMIO region */
#define TR_MMIO_OFFSET 0x80000
#define TR_MMIO_MINADDR 0xc0000
#define TR_MMIO_MAXADDR 0xde000
#define TR_MMIO_SIZE 8192
#define TR_ACA_OFFSET 0x1e00 /* Offset of ACA in MMIO region */
/*
* XXX Create AIP structure
*/
#define TR_MAC_OFFSET 0x1f00 /* Offset of MAC address in MMIO region */
#define TR_ID_OFFSET 0x1f30 /* Offset of ID in MMIO region */
#define TR_TYP_OFFSET 0x1fa0 /* Offset of TYP in MMIO region */
#define TR_RATES_OFFSET 0x1fa2 /* Offset of supported speeds in MMIO region */
#define TR_RAM_OFFSET 0x1fa6 /* Offset of available shared RAM */
#define TR_PAGE_OFFSET 0x1fa8 /* Offset of shared-RAM paging support */
#define TR_DHB4_OFFSET 0x1faa /* Offset of available DHB size at 4Mbit */
#define TR_DHB16_OFFSET 0x1fac /* Offset of available DHB size at 16Mbit */
#define TR_MEDIAS_OFFSET 0x1fb6 /* Offset of supported media types in MMIO */
#define TR_MEDIA_OFFSET 0x1fb8 /* Offset of selected media type in MMIO */
#define TR_IRQ_OFFSET 0x1fba /* Offset of IRQs supported in MMIO region */
/* Bring-Up Test results */
#define BUT_OK 0x0000 /* Initialization completed OK */
#define BUT_PROCESSOR_FAIL 0x0020 /* Failed processor initialization */
#define BUT_ROM_FAIL 0x0022 /* Failed ROM test diagnostic */
#define BUT_RAM_FAIL 0x0024 /* Failed RAM test diagnostic */
#define BUT_INST_FAIL 0x0026 /* Failed instruction test diag. */
#define BUT_INTER_FAIL 0x0028 /* Failed interrupt test diagnostic */
#define BUT_MEM_FAIL 0x002a /* Failed memory interface diag. */
#define BUT_PROTOCOL_FAIL 0x002c /* Failed protocol handler diag. */
/* Direct PC-to-adapter commands */
#define DIR_INTERRUPT 0x00 /* Cause adapter to interrupt the PC */
#define DIR_MOD_OPEN_PARAMS 0x01 /* Modify open options */
#define DIR_RESTORE_OPEN_PARMS 0x02 /* Restore open options */
#define DIR_OPEN_ADAPTER 0x03 /* Open the adapter card */
#define DIR_CLOSE 0x04 /* Close adapter card */
#define DIR_SET_GRP_ADDR 0x06 /* Set adapter group address */
#define DIR_SET_FUNC_ADDR 0x07 /* Set adapter functional addr */
#define DIR_READ_LOG 0x08 /* Read and reset error counters */
#define DIR_SET_BRIDGE_PARMS 0x09
#define DIR_CONFIG_BRIDGE_RAM 0x0c
#define DIR_CONFIG_FAST_PATH_RAM 0x12
#define DIR_SINGLE_ROUTE_BROADCAST 0x1f
#define DIR_SET_DEFAULT_RING_SPEED 0x21
#define XMIT_DIR_FRAME 0x0a /* Direct station transmit */
#define XMIT_I_FRAME 0x0b
#define XMIT_UI_FRM 0x0d /* transmit unnumbered info frame */
#define XMIT_XID_CMD 0x0e /* transmit XID command */
#define XMIT_XID_RESP_FINAL 0x0f
#define XMIT_XID_RESP_NOT_FINAL 0x10
#define XMIT_TEST_CMD 0x11 /* transmit TEST command */
/* Adapter-Card-to-PC commands */
#define REC_DATA 0x81 /* Data received from ring station */
#define XMIT_DATA_REQ 0x82 /* Adapter needs data to xmit */
#define DLC_STATUS 0x83 /* DLC status has changed */
#define RING_STAT_CHANGE 0x84 /* Adapter has new ring-status info */
#define REC_BRIDGE_DATA 0x85
#define REXMIT_DATA_REQ 0x86
/* Open options */
#define OPEN_WRAP 0x8000 /* Wrap xmit data to receive data */
#define OPEN_NO_HARD_ERR 0x4000 /* Ring hard error and xmit beacon */
/* conditions do not cause interrupt */
#define OPEN_NO_SOFT_ERR 0x2000 /* Ring soft errors do not cause */
/* interrupt */
#define OPEN_PASS_MAC 0x1000 /* Pass all adapter-class MAC frames */
/* received but not supported by the */
/* adapter */
#define OPEN_PASS_ATTN_MAC 0x0800 /* Pass all attention-class MAC */
/* frames != the previously received */
/* attention MAC frame */
#define OPEN_PASS_BCON_MAC 0x0100 /* Pass the first beacon MAC frame */
/* and all subsequent beacon MAC */
/* frames that have a change in */
/* source address or beacon type */
#define OPEN_CONT 0x0080 /* Adapter will participate in */
/* monitor contention */
#define NUM_RCV_BUF 4 /* Number of receive buffers in */
/* shared RAM needed for adapter to */
/* open */
#define RCV_BUF_LEN 520 /* Length of each receive buffer */
#define RCV_BUF_DLEN RCV_BUF_LEN - 8 /* Length of data in rec buf */
#define DHB_LENGTH 512 /* Length of each transmit buffer */
#define FP_BUF_LEN 536 /* length of each FP transmit buffer */
/*
* Integrity cannot be guaranteed if number of dhbs > 2
*/
#define NUM_DHB 1 /* Number of transmit buffers */
#define DLC_MAX_SAP 0 /* MAX number of SAPs */
#define DLC_MAX_STA 0 /* MAX number of link stations */
#define DLC_MAX_GSAP 0 /* MAX number of group SAPs */
#define DLC_MAX_GMEM 0 /* MAX number of SAPs that can be */
/* assigned to any given group */
#define DLC_TICK 0 /* Zero selects default of 40ms */
/* Open return codes */
#define OPEN_OK 0x00 /* Open completed successfully */
#define OPEN_BAD_COMMAND 0x01 /* Invalid command code */
#define OPEN_ALREADY 0x03 /* Adapter is ALREADY open */
#define OPEN_MISSING_PARAMS 0x05 /* Required parameters missing */
#define OPEN_UNRECOV_FAIL 0x07 /* Unrecoverable failure occurred */
#define OPEN_INAD_REC_BUFS 0x30 /* Inadequate receive buffers */
#define OPEN_BAD_NODE_ADDR 0x32 /* Invalid NODE address */
#define OPEN_BAD_REC_BUF_LEN 0x33 /* Invalid receive buffer length */
#define OPEN_BAD_XMIT_BUF_LEN 0x43 /* Invalid transmit buffer length */
/* Bit definitions of ISRA High Byte, (Adapter Status) */
#define PARITY_ERROR 0x80 /* Parity error on the adapter's internal bus */
#define TIMER_STAT 0x40 /* A Timer Control Reg. has an interrupt */
#define ACCESS_STAT 0x20 /* Shared RAM or MMIO access violation */
#define DEADMAN_TIMER 0x10 /* The deadman timer has expired */
#define PROCESSOR_CK 0x08 /* Adapter Processor Check */
#define H_INT_MASK 0x02 /* When on, no adapter hardware interrupts */
#define S_INT_MASK 0x01 /* When on, no adapter software interrupts */
/* Bit definitions of ISRA Low Byte, (Used by PC to interrupt adapter) */
#define XMIT_REQ 0x40 /* Transmit frame in fast path transmit buf */
#define CMD_IN_SRB 0x20 /* Inform adapter of command in SRB */
#define RESP_IN_ASB 0x10 /* Inform adapter of response in ASB */
#define SRB_FREE 0x08 /* Inform PC when SRB is FREE */
#define ASB_FREE 0x04 /* Inform PC when ASB is FREE */
#define ARB_FREE 0x02 /* Inform adapter ARB is FREE */
#define SSB_FREE 0x01 /* Inform adapter SSB is FREE */
/* Bit definitions of ISRP High Byte, (PC interrupts and interrupt control) */
#define NMI_INT_CTL 0x80 /* 1 = all interrupts to PC interrupt level */
/* 0 = error and timer interrupts to PC NMI */
#define INT_ENABLE 0x40 /* Allow adapter to interrupt the PC */
#define TCR_INT 0x10 /* Timer Control Reg. has interrupt for PC */
#define ERR_INT 0x08 /* Adap machine check, deadman timer, overrun */
#define ACCESS_INT 0x04 /* Shared RAM or MMIO access violation */
#define SHARED_INT_BLK 0x02 /* Shared interrupt blocked */
#define PRIM_ALT_ADDR 0x01 /* 0 = primary adapter address */
/* 1 = alternate adapter address */
/* Bit definitions of ISRP Low Byte, (PC interrupts) */
#define ADAP_CHK_INT 0x40 /* The adapter has an unrecoverable error */
#define SRB_RESP_INT 0x20 /* Adapter has placed a response in the SRB */
#define ASB_FREE_INT 0x10 /* Adapter has read response in ARB */
#define ARB_CMD_INT 0x08 /* ARB has command for PC to act on */
#define SSB_RESP_INT 0x04 /* SSB has response to previous SRB command */
#define XMIT_COMPLETE 0x02 /* Fast path transmit frame complete */
/* Constants for Token-Ring physical header */
#define DLC_HDR_LEN 0x3 /* Length of DLC header */
#define SNAP_LENGTH 0x05 /* SNAP field length */
/* protocol id = 3 bytes */
/* ethertype = 2 bytes */
#define HDR_LNGTH_NOROUTE 14 /* length of header with no route info */
#define SKIP_DSAP_SSAP 0x02 /* length of dsap and ssap in llc frame */
#define TR_MAX_LINK_HDR 46 /* max length of link header with route info */
/* SAP DLC SRB commands (page 6-50 Token Ring Tech. Ref.) */
#define DLC_RESET 0x14
#define DLC_OPEN_SAP 0x15 /* activate service access point */
#define DLC_CLOSE_SAP 0x16 /* de-activate SAP */
#define DLC_REALLOCATE 0x17
#define DLC_OPEN_STATION 0x19
#define DLC_CLOSE_STATION 0x1a
#define DLC_CONNECT_STATION 0x1b
#define DLC_MODIFY 0x1c
#define DLC_FLOW_CONTROL 0x1d
#define DLC_STATISTICS 0x1e
/* ARB RING STATUS CHANGE */
#define SIGNAL_LOSS 0x8000 /* signal loss */
#define HARD_ERR 0x4000 /* beacon frames sent */
#define SOFT_ERR 0x2000 /* soft error */
#define LOBE_FAULT 0x0800 /* lobe wire fault */
#define LOG_OFLOW 0x0080 /* adapter error log counter overflow */
#define SINGLE_STATION 0x0040 /* single station on ring */
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