1*61592Sbostic.\" Copyright (c) 1986, 1991, 1993 2*61592Sbostic.\" The Regents of the University of California. All rights reserved. 330151Smckusick.\" 447673Scael.\" %sccs.include.redist.man% 530151Smckusick.\" 6*61592Sbostic.\" @(#)vx.4 8.1 (Berkeley) 06/05/93 747673Scael.\" 847673Scael.Dd 947673Scael.Dt VX 4 tahoe 1047673Scael.Os 1147673Scael.Sh NAME 1247673Scael.Nm vx 1347673Scael.Nd 1447673Scael.TN VIOC-X 1547673Scaelcommunications multiplexor 1647673Scael.Sh SYNOPSIS 1747673Scael.Cd "device vx0 at vba? csr 0xfffe0000 vector vackint vcmdrsp vunsol" 1847673Scael.Sh DESCRIPTION 1947673ScaelA 2047673Scael.Tn VIOC-X 2147673Scaelprovides 16 communication lines with partial modem control, 2247673Scaeladequate for 2347673Scael.Tn UNIX 2447673Scaeldialup use. 2530151Smckusickand may be set to run at any of 16 speeds; see 2647673Scael.Xr tty 4 . 2747673Scael.Sh FILES 2847673Scael.Bl -tag -width /dev/tty[0-9][0-9]xx -compact 2947673Scael.It Pa /dev/tty[0-9][0-9] 3047673Scael.It Pa /dev/ttyd[0-9a-f] 3147673Scaeldialups 3247673Scael.El 3347673Scael.Sh DIAGNOSTICS 3447673Scael.Bl -diag 3547673Scael.It vx%d: vc proc err, ustat %x. 3647673Scael.Pp 3747673Scael.It vx%d: vc uqual err, uqual %x. 3847673Scael.Pp 3947673Scael.It vx%d: %d exceeds silo size. 4047673Scael.Pp 4147673Scael.It vx%d: receiver overrun. 4247673Scael.Pp 4347673Scael.It VIOC-BOP no. %d at %x. 4431722SsamThe system identified a vioc supporting the bit oriented protocol. 4547673ScaelThe number 4647673Scael.Em %d 4747673Scaelis the board number assigned by the system 4847673Scaelwhile the address 4947673Scael.Em %x 5047673Scaelis the address of the command control 5131722Ssamblock for the vioc. 5247673Scael.It vx%d: unknown type %x. 5331722SsamThe system encountered a vioc of unknown type during autoconfiguration. 5447673Scael.It vx%d: didn't respond to LIDENT. 5531722SsamThe device did not respond to the configuration command that 5631722Ssamsets the interrupt vectors and port configuration. 5747673Scael.It vx%d: %s%s, ports %d-%d. 5831722SsamThis is informatory message printed during autoconfiguration 5931722Ssamindicating the type of hardware present the port configuration. 6047673Scael.It vx%d: no buffers. 6131722SsamAll the command buffers were in use; this indicates the device 6231722Ssamis constipated for some reason. 6347673Scael.It vx%d: setq overflow. 6431722SsamAn attempt to append a command to an existing command buffer 6531722Ssamfailed because the buffer was full or the hardware doesn't 6631722Ssamsupport this facility. 6747673Scael.It vx%d: cmd q overflow. 6831722SsamAn attempt to place a new command on the command queue failed 6931722Ssambecause it was full. The device is either overloaded or hung 7031722Ssamup for some reason. If this happens, the system tries to 7131722Ssamreset the device to unwedge it. 7247673Scael.It vx%d INTR ERR type %x v_dcd %x. 7331722SsamAn error was returned by the device in response to some command. 7431722SsamThe command identifier and data carrier detect mask are printed 7531722Ssamfollowed by the contents of the command buffer in error. 7647673Scael.It vx%d: vcmdrsp interrupt. 7731722SsamA command response interrupt was received from a bop (bit oriented 7831722Ssamprotocol) vioc. This should not happen. 7947673Scael.It vx%d: cmdresp debug. 8047673Scael.Pp 8147673Scael.It vx%d: vunsol from 8247673Scael.Tn BOP . 8331722SsamAn unsolicited interrupt was received from a bop vioc. This should 8431722Ssamnot happen. 8547673Scael.It vx%d: interrupt q overflow. 8631722SsamThe queue of pending interrupts to be delivered to the vioc is 8731722Ssamfull. This is probably due to the vioc being wedged. The system 8831722Ssamresets the vioc if this occurs. 8947673Scael.It vx%d: reset.... 9031722SsamThe system attempted to reset the vioc. 9147673Scael.El 9247673Scael.Sh SEE ALSO 9347673Scael.Xr tty 4 9447673Scael.Sh HISTORY 9547673ScaelThe 9647673Scael.Nm 9747673Scaelspecial file appeared in 9847673Scael.Bx 4.3 tahoe . 99