145164Ssklower /* 245164Ssklower * Copyright (c) 1982, 1986, 1988 Regents of the University of California. 345164Ssklower * All rights reserved. 445164Ssklower * 545164Ssklower * %sccs.include.redist.c% 645164Ssklower * 7*45166Ssklower * @(#)if_dpreg.h 7.2 (Berkeley) 08/30/90 845164Ssklower */ 945164Ssklower 1045164Ssklower /* 1145164Ssklower * DPV-11 Registers and bits. 1245164Ssklower */ 1345164Ssklower struct dpdevice { 1445164Ssklower short dprcsr; /* Receive Control and Status Register */ 1545164Ssklower union { 1645164Ssklower short u_rdsr; /* Receive Data and Status Reg, rd only */ 1745164Ssklower short u_sar; /* Parameter Control Sync/Address Reg, wr only*/ 1845164Ssklower } dpun; 1945164Ssklower short dpclr; /* Parameter Control/Character Length Reg */ 2045164Ssklower short dptdsr; /* Transmit Data and Status Register */ 2145164Ssklower }; 2245164Ssklower 23*45166Ssklower #define dprdsr dpun.u_rdsr 2445164Ssklower #define dpsar dpun.u_sar 2545164Ssklower 2645164Ssklower 2745164Ssklower /* bits in dprcsr */ 2845164Ssklower #define DP_RL 0x0001 /* Remote Loopback Mode */ 2945164Ssklower #define DP_DTR 0x0002 /* Data Terminal Ready (modem) */ 3045164Ssklower #define DP_RTS 0x0004 /* Request to Send (modem) */ 3145164Ssklower #define DP_LL 0x0008 /* Local Loopback */ 3245164Ssklower #define DP_RE 0x0010 /* Enable Receiver */ 3345164Ssklower #define DP_MIE 0x0020 /* Modem (Change) Interrupt Enable */ 3445164Ssklower #define DP_RIE 0x0040 /* Receiver Interrupt Enable */ 3545164Ssklower #define DP_RDR 0x0080 /* Receiver Data Ready */ 3645164Ssklower #define DP_SFD 0x0100 /* Sync or Flag Detected */ 3745164Ssklower #define DP_DSR 0x0200 /* Data Set Ready (modem) */ 3845164Ssklower #define DP_RSR 0x0400 /* Receiver Status Ready (attention) */ 3945164Ssklower #define DP_RA 0x0800 /* Receiver Active (receiving data) */ 4045164Ssklower #define DP_RR 0x1000 /* Receiver Ready (modem) */ 4145164Ssklower #define DP_CTS 0x2000 /* Clear to Send (modem) */ 4245164Ssklower #define DP_IC 0x4000 /* Incoming Call */ 4345164Ssklower #define DP_MSC 0x8000 /* Modem Status Change (CTS, RR, IC, DM) */ 4445164Ssklower 4545164Ssklower /* flags for modem-control */ 4645164Ssklower #define DP_ON DP_DTR 4745164Ssklower #define DP_OFF 0 4845164Ssklower 4945164Ssklower /* bits in dprdsr */ 5045164Ssklower #define DP_RBUF 0x00ff /* Received Data */ 5145164Ssklower #define DP_RSM 0x0100 /* Receiver Start of Message */ 5245164Ssklower #define DP_REM 0x0200 /* Receiver End of Message */ 5345164Ssklower #define DP_RGA 0x0400 /* Receiver Go-Ahead or Abort */ 5445164Ssklower #define DP_ROVR 0x0800 /* Receiver Receiver Over-Run */ 5545164Ssklower #define DP_RABC 0x7000 /* Reciever Assembled Bit Count */ 5645164Ssklower #define DP_REC 0x8000 /* Reciever Error Check */ 5745164Ssklower 5845164Ssklower /* bits in dpsar */ 5945164Ssklower #define DP_SYNC 0x00ff /* Sync Char or Station Address */ 6045164Ssklower #define DP_EM 0x0700 /* Error Detection Mode */ 6145164Ssklower #define DP_IDLE 0x0800 /* Idle Mode Select */ 6245164Ssklower #define DP_SAM 0x1000 /* Secondary Address Mode */ 6345164Ssklower #define DP_SSLM 0x2000 /* Strip Synch/Loop Mode */ 6445164Ssklower #define DP_CHRM 0x4000 /* Character/Bit Mode */ 6545164Ssklower #define DP_APA 0x8000 /* Recognize All Parties Addressed */ 6645164Ssklower 6745164Ssklower /* bits in dpclr */ 6845164Ssklower #define DP_CLR 0x0001 /* Reset DP */ 6945164Ssklower #define DP_XA 0x0002 /* Transmiter Active (transmitting data) */ 7045164Ssklower #define DP_XBE 0x0004 /* Transmit Buffer Available */ 7145164Ssklower #define DP_ILB 0x0008 /* Internal Loopback (Maintenance Mode) */ 7245164Ssklower #define DP_XE 0x0010 /* Transmit Enable */ 7345164Ssklower #define DP_SQTM 0x0020 /* Signal Quality/Test Mode */ 7445164Ssklower #define DP_XIE 0x0040 /* Transmit Interrupt Enable */ 7545164Ssklower #define DP_MBZ1 0x0080 /* Reserved (must be zero) */ 7645164Ssklower #define DP_RCL 0x0700 /* Receive Character Length */ 7745164Ssklower #define DP_RL8 0x0000 /* RCL = 8 bits */ 7845164Ssklower #define DP_RL7 0x0700 /* RCL = 7 bits */ 7945164Ssklower #define DP_RL6 0x0600 /* RCL = 6 bits */ 8045164Ssklower #define DP_ECF 0x0800 /* Extended Control Field Option */ 8145164Ssklower #define DP_EAF 0x1000 /* Extended Address Field Option */ 8245164Ssklower #define DP_XCL 0xE000 /* Transmit Character Length */ 8345164Ssklower #define DP_XL8 0x0000 /* XCL = 8 bits */ 8445164Ssklower #define DP_XL7 0xE000 /* XCL = 7 bits */ 8545164Ssklower #define DP_XL6 0xC000 /* XCL = 6 bits */ 8645164Ssklower 8745164Ssklower 8845164Ssklower /* bits in dptdsr */ 8945164Ssklower #define DP_XBUF 0x00FF /* data to be transmitted */ 9045164Ssklower #define DP_XSM 0x0100 /* Transmit Start of Message */ 9145164Ssklower #define DP_XEM 0x0200 /* Transmit End of Message */ 9245164Ssklower #define DP_XABO 0x0400 /* Tranmsit Abort */ 9345164Ssklower #define DP_XGA 0x0800 /* Tranmsit Go - Ahead */ 9445164Ssklower #define DP_MBZ2 0x7000 /* Reserved (must be zero) */ 9545164Ssklower #define DP_XERR 0x8000 /* Data Late -- XBUF not serviced in time */ 9645164Ssklower 9745164Ssklower #define DP_MTU 2048 /* Very Big X.25 data, normally 128 */ 98