1# 2# Copyright (c) 1999 Nicolas Souchu 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions 7# are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 14# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24# SUCH DAMAGE. 25# 26# $FreeBSD: src/sys/dev/ppbus/ppbus_if.m,v 1.1.2.1 2000/05/24 00:20:57 n_hibma Exp $ 27# $DragonFly: src/sys/bus/ppbus/ppbus_if.m,v 1.3 2003/08/07 21:16:47 dillon Exp $ 28# 29 30#include <sys/bus.h> 31#include <bus/ppbus/ppbconf.h> 32 33INTERFACE ppbus; 34 35# 36# Do low level i/o operations 37# 38METHOD u_char io { 39 device_t dev; 40 int opcode; 41 u_char *addr; 42 int cnt; 43 u_char byte; 44}; 45 46# 47# Execution of a microsequence 48# 49METHOD int exec_microseq { 50 device_t dev; 51 struct ppb_microseq **ppb_microseq; 52}; 53 54# 55# Reset EPP timeout 56# 57METHOD int reset_epp { 58 device_t dev; 59} 60 61# 62# Set chipset mode 63# 64METHOD int setmode { 65 device_t dev; 66 int mode; 67} 68 69# 70# Synchronize ECP FIFO 71# 72METHOD int ecp_sync { 73 device_t dev; 74} 75 76# 77# Do chipset dependent low level read 78# 79METHOD int read { 80 device_t dev; 81 char *buf; 82 int len; 83 int how; 84} 85 86# 87# Do chipset dependent low level write 88# 89METHOD int write { 90 device_t dev; 91 char *buf; 92 int len; 93 int how; 94} 95