Current Path : /sys/dev/iicbus/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/dev/iicbus/iicbus_if.m |
#- # Copyright (c) 1998 Nicolas Souchu # All rights reserved. # # 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. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. # # $FreeBSD: release/9.1.0/sys/dev/iicbus/iicbus_if.m 164901 2006-12-05 06:19:36Z imp $ # #include <sys/bus.h> #include <dev/iicbus/iic.h> INTERFACE iicbus; # # Interpret interrupt # METHOD int intr { device_t dev; int event; char *buf; }; # # iicbus callback # METHOD int callback { device_t dev; int index; caddr_t data; }; # # Send REPEATED_START condition # METHOD int repeated_start { device_t dev; u_char slave; int timeout; }; # # Send START condition # METHOD int start { device_t dev; u_char slave; int timeout; }; # # Send STOP condition # METHOD int stop { device_t dev; }; # # Read from I2C bus # METHOD int read { device_t dev; char *buf; int len; int *bytes; int last; int delay; }; # # Write to the I2C bus # METHOD int write { device_t dev; const char *buf; int len; int *bytes; int timeout; }; # # Reset I2C bus # METHOD int reset { device_t dev; u_char speed; u_char addr; u_char *oldaddr; }; # # Generalized Read/Write interface # METHOD int transfer { device_t dev; struct iic_msg *msgs; uint32_t nmsgs; };