home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Computer Consoles Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)vxreg.h 7.4 (Berkeley) 6/28/90
- */
-
- /*
- * Vioc hardware interface structure.
- */
- struct vxdevice {
- char v_vioc; /* 0 type of interrupt + vioc busy flag */
- char v_hdwre; /* 1 trap, reset, or hard interrupt */
- char v_vcbsy; /* 2 command busy (set by host) */
- char v_vcid; /* 3 command identifier */
- short v_vcp[2]; /* 4 command pointer (sent by host) */
- short v_unused; /* 8 unused */
- short v_rspoff; /* a offset into vblock for response buf */
- char v_ustat; /* c status */
- char v_uqual; /* d interrupt qualifier */
- char v_usdata[0x3E]; /* e unsolicited interrupt data */
- short v_maxxmt; /* 4C max xmit block size */
- short v_maxsilo; /* 4E max silo size */
- char v_ident; /* 50 identifies type of vioc */
- char v_fault; /* 51 denotes fault or ready after reset */
- short v_dcd; /* 52 bit mask for carr detect by port */
- short v_cts; /* 54 bit mask for cts by port */
- short v_dsr; /* 56 bit mask for dsr by port */
- short v_secrec; /* 58 bit mask for secondary receive */
- short v_badport; /* 5a bit mask of failed ports */
- char v_portyp[16]; /* 5c type of each port */
- };
-
- /* control bits for v_vioc and v_hdwre */
- #define V_RESET 0x1 /* cause a vioc reset */
- #define V_TRP 0x2 /* cause a vioc trap */
- #define V_INTR 0x4 /* cause a vioc interrupt */
- #define V_ERR 0x80 /* generic error flag */
- #define V_BSY 0x80 /* generic busy flag */
- #define V_UNBSY 0x80 /* not busy for unsolicited interrupt */
-
- /* command identifier codes */
- #define VXC_LIDENT 0x0000 /* load ident, set int vectors */
- #define VXC_XMITDTA 0x0200 /* transmit */
- #define VXC_XMITIMM 0x0400 /* xmit immediate */
- #define VXC_FDTATOX 0x0300 /* flush data */
- #define VXC_LPARAX 0x0600 /* load params */
- #define VXC_SNDBRKX 0x0C00 /* send break to port */
- #define VXC_MDMCTL 0x1000 /* auto modem control */
- /* bisync specific command identifiers */
- #define VXC_LPARAX1 0x060a
- #define VXC_MDMCTL1 0x1004
- #define VXC_HUNTMD1 0x0804
-
- /* vioc types returned during config */
- #define VXT_VIOCBOP 0x05 /* vioc-bop */
- #define VXT_PVIOCX 0x0A /* old connector panel vioc-x */
- #define VXT_VIOCX 0x0B /* new connector panel vioc-x */
- #define VXT_VIOCB 0x0C /* vioc-bisync */
- #define VXT_NEW 0x10 /* new type bit (or'd in) */
-
- #define VX_BISYNC 0x1 /* bisync flag indicator for bscport */
-
- /* connector panel types (per port) */
- #define VXT_NONE 0 /* no connector panel */
- #define VXT_8PORT 1 /* 8 port RS-232C */
- #define VXT_RS422 2 /* 8 port RS-422 (nonexistent) */
- #define VXT_4PORT 3 /* 4 port RS-232 (with DSR/RING) */
- #define VXT_PARALLEL 4 /* 4 port panel parallel port */
-
- /* v_fault status values */
- #define VXF_READY 0x55 /* no err in vioc self-initializaton */
-
- /* line parameters, set with VXC_LPARAX */
- #define BITS5 0x00 /* 5 bits per character */
- #define BITS6 0x80 /* 6 bits per character */
- #define BITS7 0x40 /* 7 bits per character */
- #define BITS8 0xc0 /* 8 bits per character */
-
- #define VNOPARITY 0x00 /* no parity bit */
- #define VODDP 0x01 /* odd parity bit */
- #define VEVENP 0x03 /* even parity bit */
-
- #define VSTOP1 0x04 /* 1 stop bit */
- #define VSTOP2 0x0c /* 2 stop bit */
-
- #define V19200 0x13 /* 19.2 kbaud */
-
- /* modem control flags */
- #define VMOD_ON 1
- #define VMOD_OFF 0
-
- #define V_AUTO 0x00 /* auto control of RTS, uses CTS */
- #define V_MANUAL 0x80 /* manual control of RTS, ignore CTS */
- #define V_DTR_ON 0x02 /* set DTR output */
- #define V_DTR_OFF 0x00 /* drop DTR output */
- #define V_RTS 0x01 /* set RTS output (manual only) */
-
- #define BRK_CHR 040 /* break character */
- #define DCD_ON 020 /* */
- #define DCD_OFF 010 /* */
- #define CTS_ON 004 /* */
- #define DSR_ON 0200 /* modem signal states for bisync */
- #define DSR_OFF 0100
- #define DSR_CHG (DSR_ON|DSR_OFF)
-
- #define VX_SILO 0x800 /* offset to base of silo */
-
- /* input status bits returned in silo */
- #define VX_PE 0x40 /* parity error */
- #define VX_FE 0x80 /* framing error */
- #define VX_RO 0xc0 /* receiver overrun */
-
- /* VIOC Process Error (PROCER) codes */
- #define VP_SILO_OFLOW 0x40 /* input silo error, non-fatal */
-
- #define VRESPLEN 12
- #define VCMDLEN 64
- #define VC_IQLEN 64 /* Interrupt circular queue length */
- #define NVCXBUFS 16*3 /* 3 bufs per port per viocx */
- #define VC_CMDBUFL NVCXBUFS /* circular cmd (to exec) queue len*/
-
- struct vcmds {
- int v_cmdsem; /* # cmds waiting for itrque */
- int v_curcnt; /* # cmds in itrque and executing */
- caddr_t v_curcmd[VCMDLEN]; /* pointers to cmds being executed */
- int v_fill; /* circular fill index */
- int v_empty; /* circular empty index */
- caddr_t cmdbuf[VC_CMDBUFL]; /* circular cmd (to exec) queue */
- int v_itrfill; /* circular intr issue queue fill */
- int v_itrempt; /* circular intr issue queue empty */
- short v_itrqueu[VC_IQLEN]; /* circular intr issue queue */
- };
-
- struct vxcmd {
- struct vxcmd *c_fwd;
- short cmd;
- char par[58]; /* pad to 64 total size */
- };
-
- struct vxmit {
- char line;
- char bcount;
- char ostream[6];
- };
-
- #define SSPEED 13 /* standard speed 9600 bps */
-