1*47673Scael.\" Copyright (c) 1986, 1991 Regents of the University of California. 2*47673Scael.\" All rights reserved. 330151Smckusick.\" 4*47673Scael.\" %sccs.include.redist.man% 530151Smckusick.\" 6*47673Scael.\" @(#)vx.4 6.3 (Berkeley) 03/27/91 7*47673Scael.\" 8*47673Scael.Dd 9*47673Scael.Dt VX 4 tahoe 10*47673Scael.Os 11*47673Scael.Sh NAME 12*47673Scael.Nm vx 13*47673Scael.Nd 14*47673Scael.TN VIOC-X 15*47673Scaelcommunications multiplexor 16*47673Scael.Sh SYNOPSIS 17*47673Scael.Cd "device vx0 at vba? csr 0xfffe0000 vector vackint vcmdrsp vunsol" 18*47673Scael.Sh DESCRIPTION 19*47673ScaelA 20*47673Scael.Tn VIOC-X 21*47673Scaelprovides 16 communication lines with partial modem control, 22*47673Scaeladequate for 23*47673Scael.Tn UNIX 24*47673Scaeldialup use. 2530151Smckusickand may be set to run at any of 16 speeds; see 26*47673Scael.Xr tty 4 . 27*47673Scael.Sh FILES 28*47673Scael.Bl -tag -width /dev/tty[0-9][0-9]xx -compact 29*47673Scael.It Pa /dev/tty[0-9][0-9] 30*47673Scael.It Pa /dev/ttyd[0-9a-f] 31*47673Scaeldialups 32*47673Scael.El 33*47673Scael.Sh DIAGNOSTICS 34*47673Scael.Bl -diag 35*47673Scael.It vx%d: vc proc err, ustat %x. 36*47673Scael.Pp 37*47673Scael.It vx%d: vc uqual err, uqual %x. 38*47673Scael.Pp 39*47673Scael.It vx%d: %d exceeds silo size. 40*47673Scael.Pp 41*47673Scael.It vx%d: receiver overrun. 42*47673Scael.Pp 43*47673Scael.It VIOC-BOP no. %d at %x. 4431722SsamThe system identified a vioc supporting the bit oriented protocol. 45*47673ScaelThe number 46*47673Scael.Em %d 47*47673Scaelis the board number assigned by the system 48*47673Scaelwhile the address 49*47673Scael.Em %x 50*47673Scaelis the address of the command control 5131722Ssamblock for the vioc. 52*47673Scael.It vx%d: unknown type %x. 5331722SsamThe system encountered a vioc of unknown type during autoconfiguration. 54*47673Scael.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. 57*47673Scael.It vx%d: %s%s, ports %d-%d. 5831722SsamThis is informatory message printed during autoconfiguration 5931722Ssamindicating the type of hardware present the port configuration. 60*47673Scael.It vx%d: no buffers. 6131722SsamAll the command buffers were in use; this indicates the device 6231722Ssamis constipated for some reason. 63*47673Scael.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. 67*47673Scael.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. 72*47673Scael.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. 76*47673Scael.It vx%d: vcmdrsp interrupt. 7731722SsamA command response interrupt was received from a bop (bit oriented 7831722Ssamprotocol) vioc. This should not happen. 79*47673Scael.It vx%d: cmdresp debug. 80*47673Scael.Pp 81*47673Scael.It vx%d: vunsol from 82*47673Scael.Tn BOP . 8331722SsamAn unsolicited interrupt was received from a bop vioc. This should 8431722Ssamnot happen. 85*47673Scael.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. 89*47673Scael.It vx%d: reset.... 9031722SsamThe system attempted to reset the vioc. 91*47673Scael.El 92*47673Scael.Sh SEE ALSO 93*47673Scael.Xr tty 4 94*47673Scael.Sh HISTORY 95*47673ScaelThe 96*47673Scael.Nm 97*47673Scaelspecial file appeared in 98*47673Scael.Bx 4.3 tahoe . 99