137 lines
4.3 KiB
C
137 lines
4.3 KiB
C
/* $OpenBSD: wdcevent.h,v 1.8 2015/08/17 15:36:29 krw Exp $ */
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/*
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* Copyright (c) 2001 Constantine Sapuntzakis
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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, this list of conditions and the following disclaimer.
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* 2. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef WDCEVENT_H
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#define WDCEVENT_H
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enum wdcevent_type {
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WDCEVENT_STATUS = 1,
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WDCEVENT_ERROR,
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WDCEVENT_ATAPI_CMD,
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WDCEVENT_ATAPI_DONE,
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WDCEVENT_ATA_SHORT,
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WDCEVENT_ATA_LONG,
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WDCEVENT_SET_DRIVE1,
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WDCEVENT_SET_DRIVE0,
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WDCEVENT_REG,
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WDCEVENT_ATA_EXT
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};
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#ifdef _KERNEL
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#ifdef WDCDEBUG
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void wdc_log(struct channel_softc *chp, enum wdcevent_type type,
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unsigned int size, char val[]);
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static __inline void WDC_LOG_STATUS(struct channel_softc *chp,
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u_int8_t status) {
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if (chp->ch_prev_log_status == status)
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return;
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chp->ch_prev_log_status = status;
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wdc_log(chp, WDCEVENT_STATUS, 1, &status);
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}
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static __inline void WDC_LOG_ERROR(struct channel_softc *chp,
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u_int8_t error) {
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wdc_log(chp, WDCEVENT_ERROR, 1, &error);
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}
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static __inline void WDC_LOG_ATAPI_CMD(struct channel_softc *chp, int drive,
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int flags, int len, void *cmd) {
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u_int8_t record[20];
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record[0] = (flags >> 8);
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record[1] = flags & 0xff;
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memcpy(&record[2], cmd, len);
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wdc_log(chp, WDCEVENT_ATAPI_CMD, len + 2, record);
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}
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static __inline void WDC_LOG_ATAPI_DONE(struct channel_softc *chp, int drive,
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int flags, u_int8_t error) {
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char record[3] = {flags >> 8, flags & 0xff, error};
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wdc_log(chp, WDCEVENT_ATAPI_DONE, 3, record);
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}
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static __inline void WDC_LOG_ATA_CMDSHORT(struct channel_softc *chp, u_int8_t cmd) {
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wdc_log(chp, WDCEVENT_ATA_SHORT, 1, &cmd);
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}
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static __inline void WDC_LOG_ATA_CMDLONG(struct channel_softc *chp,
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u_int8_t head, u_int8_t features, u_int8_t cylinhi, u_int8_t cylinlo,
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u_int8_t sector, u_int8_t count, u_int8_t command) {
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char record[8] = { head, features, cylinhi, cylinlo,
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sector, count, command };
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wdc_log(chp, WDCEVENT_ATA_LONG, 7, record);
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}
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static __inline void WDC_LOG_SET_DRIVE(struct channel_softc *chp,
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u_int8_t drive) {
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wdc_log(chp, drive ? WDCEVENT_SET_DRIVE1 : WDCEVENT_SET_DRIVE0,
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0, NULL);
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}
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static __inline void WDC_LOG_REG(struct channel_softc *chp,
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enum wdc_regs reg, u_int16_t val) {
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char record[3];
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record[0] = reg;
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record[1] = (val >> 8);
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record[2] = val & 0xff;
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wdc_log(chp, WDCEVENT_REG, 3, record);
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}
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static __inline void WDC_LOG_ATA_CMDEXT(struct channel_softc *chp,
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u_int8_t lba_hi1, u_int8_t lba_hi2, u_int8_t lba_mi1, u_int8_t lba_mi2,
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u_int8_t lba_lo1, u_int8_t lba_lo2, u_int8_t count1, u_int8_t count2,
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u_int8_t command) {
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char record[9] = { lba_hi1, lba_hi2, lba_mi1, lba_mi2,
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lba_lo1, lba_lo2, count1, count2, command };
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wdc_log(chp, WDCEVENT_ATA_EXT, 9, record);
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}
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#else
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#define WDC_LOG_STATUS(chp, status)
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#define WDC_LOG_ERROR(chp, error)
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#define WDC_LOG_ATAPI_CMD(chp, drive, flags, len, cmd)
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#define WDC_LOG_ATAPI_DONE(chp, drive, flags, error)
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#define WDC_LOG_ATA_CMDSHORT(chp, cmd)
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#define WDC_LOG_ATA_CMDLONG(chp, head, features, cylinhi, cylinlo, \
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sector, count, command)
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#define WDC_LOG_SET_DRIVE(chp, drive)
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#define WDC_LOG_REG(chp, reg, val)
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#define WDC_LOG_ATA_CMDEXT(chp, lba_hi1, lba_hi2, lba_mi1, lba_mi2, \
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lba_lo1, lba_lo2, count1, count2, command)
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#endif /* WDCDEBUG */
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#endif /* _KERNEL */
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#endif /* WDCEVENT_H */
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