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f86e60008b
o Remove All Rights Reserved from my notices o imp@FreeBSD.org everywhere o regularize punctiation, eliminate date ranges o Make sure that it's clear that I don't claim All Rights reserved by listing All Rights Reserved on same line as other copyright holders (but not me). Other such holders are also listed last where it's clear.
106 lines
2.7 KiB
C
106 lines
2.7 KiB
C
/*-
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* Copyright (c) 2015 M. Warner Losh <imp@FreeBSD.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef DEV_OW_OWN_H
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#define DEV_OW_OWN_H 1
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#include "own_if.h"
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#define READ_ROM 0x33
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#define MATCH_ROM 0x55
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#define SKIP_ROM 0xcc
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#define ALARM_SEARCH 0xec
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#define SEARCH_ROM 0xf0
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static inline int
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own_send_command(device_t pdev, struct ow_cmd *cmd)
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{
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device_t ndev = device_get_parent(pdev);
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return OWN_SEND_COMMAND(ndev, pdev, cmd);
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}
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/*
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* How args for own_acquire_bus
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*/
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#define OWN_WAIT 1
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#define OWN_DONTWAIT 2
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static inline int
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own_acquire_bus(device_t pdev, int how)
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{
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device_t ndev = device_get_parent(pdev);
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return OWN_ACQUIRE_BUS(ndev, pdev, how);
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}
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static inline void
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own_release_bus(device_t pdev)
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{
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device_t ndev = device_get_parent(pdev);
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OWN_RELEASE_BUS(ndev, pdev);
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}
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static inline uint8_t
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own_crc(device_t pdev, uint8_t *buffer, size_t len)
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{
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device_t ndev = device_get_parent(pdev);
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return OWN_CRC(ndev, pdev, buffer, len);
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}
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static inline void
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own_self_command(device_t pdev, struct ow_cmd *cmd, uint8_t xpt_cmd)
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{
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uint8_t *mep;
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memset(cmd, 0, sizeof(*cmd));
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mep = ow_get_romid(pdev);
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cmd->rom_cmd[0] = MATCH_ROM;
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memcpy(&cmd->rom_cmd[1], mep, sizeof(romid_t));
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cmd->rom_len = 1 + sizeof(romid_t);
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cmd->xpt_cmd[0] = xpt_cmd;
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cmd->xpt_len = 1;
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}
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static inline int
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own_command_wait(device_t pdev, struct ow_cmd *cmd)
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{
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int rv;
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rv = own_acquire_bus(pdev, OWN_WAIT);
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if (rv != 0)
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return rv;
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rv = own_send_command(pdev, cmd);
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own_release_bus(pdev);
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return rv;
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}
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#endif /* DEV_OW_OWLL_H */
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