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Annotation of sys/dev/ic/wdcevent.h, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: wdcevent.h,v 1.4 2003/09/28 21:01:43 grange Exp $ */
                      2:
                      3: /*
                      4:  * Copyright (c) 2001 Constantine Sapuntzakis
                      5:  *
                      6:  * Redistribution and use in source and binary forms, with or without
                      7:  * modification, are permitted provided that the following conditions
                      8:  * are met:
                      9:  * 1. Redistributions of source code must retain the above copyright
                     10:  *    notice, this list of conditions and the following disclaimer.
                     11:  * 2. Neither the name of the author nor the names of any co-contributors
                     12:  *    may be used to endorse or promote products derived from this software
                     13:  *    without specific prior written permission.
                     14:  *
                     15:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     16:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     17:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     18:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR
                     19:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     20:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     21:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     22:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     23:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     24:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
                     25:  * THE POSSIBILITY OF SUCH DAMAGE.
                     26:  *
                     27:  */
                     28:
                     29: #ifndef WDCEVENT_H
                     30: #define WDCEVENT_H
                     31:
                     32: enum wdcevent_type {
                     33:        WDCEVENT_STATUS = 1,
                     34:        WDCEVENT_ERROR,
                     35:        WDCEVENT_ATAPI_CMD,
                     36:        WDCEVENT_ATAPI_DONE,
                     37:        WDCEVENT_ATA_SHORT,
                     38:        WDCEVENT_ATA_LONG,
                     39:        WDCEVENT_SET_DRIVE1,
                     40:        WDCEVENT_SET_DRIVE0,
                     41:        WDCEVENT_REG,
                     42:        WDCEVENT_ATA_EXT
                     43: };
                     44:
                     45: #ifdef _KERNEL
                     46:
                     47: void wdc_log(struct channel_softc *chp, enum wdcevent_type type,
                     48:     unsigned int size, char  val[]);
                     49:
                     50: static __inline void WDC_LOG_STATUS(struct channel_softc *chp,
                     51:     u_int8_t status) {
                     52:        if (chp->ch_prev_log_status == status)
                     53:                return;
                     54:
                     55:        chp->ch_prev_log_status = status;
                     56:        wdc_log(chp, WDCEVENT_STATUS, 1, &status);
                     57: }
                     58:
                     59: static __inline void WDC_LOG_ERROR(struct channel_softc *chp,
                     60:     u_int8_t error) {
                     61:        wdc_log(chp, WDCEVENT_ERROR, 1, &error);
                     62: }
                     63:
                     64: static __inline void WDC_LOG_ATAPI_CMD(struct channel_softc *chp, int drive,
                     65:     int flags, int len, void *cmd) {
                     66:        u_int8_t record[20];
                     67:
                     68:        record[0] = (flags >> 8);
                     69:        record[1] = flags & 0xff;
                     70:        bcopy(cmd, &record[2], len);
                     71:
                     72:        wdc_log(chp, WDCEVENT_ATAPI_CMD, len + 2, record);
                     73: }
                     74:
                     75: static __inline void WDC_LOG_ATAPI_DONE(struct channel_softc *chp, int drive,
                     76:     int flags, u_int8_t error) {
                     77:        char record[3] = {flags >> 8, flags & 0xff, error};
                     78:        wdc_log(chp, WDCEVENT_ATAPI_DONE, 3, record);
                     79: }
                     80:
                     81: static __inline void WDC_LOG_ATA_CMDSHORT(struct channel_softc *chp, u_int8_t cmd) {
                     82:        wdc_log(chp, WDCEVENT_ATA_SHORT, 1, &cmd);
                     83: }
                     84:
                     85: static __inline void WDC_LOG_ATA_CMDLONG(struct channel_softc *chp,
                     86:     u_int8_t head, u_int8_t precomp, u_int8_t cylinhi, u_int8_t cylinlo,
                     87:     u_int8_t sector, u_int8_t count, u_int8_t command) {
                     88:        char record[8] = { head, precomp, cylinhi, cylinlo,
                     89:                           sector, count, command };
                     90:
                     91:        wdc_log(chp, WDCEVENT_ATA_LONG, 7, record);
                     92: }
                     93:
                     94: static __inline void WDC_LOG_SET_DRIVE(struct channel_softc *chp,
                     95:     u_int8_t drive) {
                     96:        wdc_log(chp, drive ? WDCEVENT_SET_DRIVE1 : WDCEVENT_SET_DRIVE0,
                     97:            0, NULL);
                     98: }
                     99:
                    100: static __inline void WDC_LOG_REG(struct channel_softc *chp,
                    101:     enum wdc_regs reg, u_int16_t val) {
                    102:        char record[3];
                    103:
                    104:        record[0] = reg;
                    105:        record[1] = (val >> 8);
                    106:        record[2] = val & 0xff;
                    107:
                    108:        wdc_log(chp, WDCEVENT_REG, 3, record);
                    109: }
                    110:
                    111: static __inline void WDC_LOG_ATA_CMDEXT(struct channel_softc *chp,
                    112:     u_int8_t lba_hi1, u_int8_t lba_hi2, u_int8_t lba_mi1, u_int8_t lba_mi2,
                    113:     u_int8_t lba_lo1, u_int8_t lba_lo2, u_int8_t count1, u_int8_t count2,
                    114:     u_int8_t command) {
                    115:        char record[9] = { lba_hi1, lba_hi2, lba_mi1, lba_mi2,
                    116:                           lba_lo1, lba_lo2, count1, count2, command };
                    117:
                    118:        wdc_log(chp, WDCEVENT_ATA_EXT, 9, record);
                    119: }
                    120:
                    121: #endif /* _KERNEL */
                    122:
                    123: #endif /* WDCEVENT_H */