1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21# 22# Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23# Use is subject to license terms. 24# 25# 26#ident "%Z%%M% %I% %E% SMI" 27 28# When fast-centronics is set to "true", handshaking between the 29# driver and the peripheral is conducted by hardware. For some 30# Centronics devices the hardware handshaking is too fast for the 31# peripheral. To slow down the handshaking, fast-centronics must 32# be set to "false". By default fast-centronics is set to "false". 33 34fast-centronics="false"; 35 36 37# When fast-1284-compatible is set to "true", IEEE 1284 compliant 38# devices operating in Compatibility mode will have the parallel port 39# handshaking controlled by the hardware. When it is set to "false" 40# handshaking is PIO controlled by the driver. By default 41# fast-1284-compatible is set "true". 42 43fast-1284-compatible="true"; 44 45 46# Some Centronics devices require the Init signal to be toggled upon 47# power-up. The application should do this directly with ioctl(2) interface 48# as specified in ecpp(7d). As an alternative to using the API, the driver 49# may be configured to toggle the nInit signal upon every time the device 50# is opened. If centronics-init-seq is set to "true" the Init signal 51# will be toggled when the device is opened. The default is "false". 52 53centronics-init-seq="false"; 54 55 56# When the ecpp driver detects a Centronics device is in an error state, 57# ecpp will re-examine the device every centronics-retry milliseconds. 58# The default is 750 milliseconds. 59 60centronics-retry=750; 61 62 63# Some Centronics printers continue to assert BUSY after the ACK pulse. 64# The driver waits for centronics-wait-for-busy microseconds for a 65# desertion of BUSY before it queues the current data transfer. 66# The default is 5000 microseconds (5ms). 67 68centronics-wait-for-busy=5000; 69 70 71# Devices that are not using fast handshaking may adjust the data setup 72# time and the strobe pulse width. The Centronics specification states that 73# each must be at least 1 microsecond. The default values are set to 74# 2 microseconds to ensure reliable transfers. 75 76centronics-data-setup-time=2; 77centronics-strobe-pulse-width=2; 78 79# The ecpp driver waits ecpp-transfer-timeout seconds before it aborts 80# the current transfer and put the untransferred data back on the queue. 81# The default value for ecpp-transfer-timeout is 90 seconds. 82 83ecpp-transfer-timeout=90; 84 85# The following note applies to x86 platforms only 86# If a system has a standard parallel port, but not enumerated 87# in the device tree, you may gain access to the port by uncommenting 88# the following lines and run "update_drv ecpp". 89# 90# name="lp" parent="/isa" interrupts=7 reg=1,0x378,0x8; 91