diff options
Diffstat (limited to 'sys/scsi/sd_atapi.c')
| -rw-r--r-- | sys/scsi/sd_atapi.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/sys/scsi/sd_atapi.c b/sys/scsi/sd_atapi.c deleted file mode 100644 index ff8726a7463..00000000000 --- a/sys/scsi/sd_atapi.c +++ /dev/null @@ -1,153 +0,0 @@ -/* $OpenBSD: sd_atapi.c,v 1.10 2005/06/19 20:41:28 krw Exp $ */ -/* $NetBSD: sd_atapi.c,v 1.3 1998/08/31 22:28:07 cgd Exp $ */ - -/* - * Copyright 1998 - * Digital Equipment Corporation. All rights reserved. - * - * This software is furnished under license and may be used and - * copied only in accordance with the following terms and conditions. - * Subject to these conditions, you may download, copy, install, - * use, modify and distribute this software in source and/or binary - * form. No title or ownership is transferred hereby. - * - * 1) Any source code used, modified or distributed must reproduce - * and retain this copyright notice and list of conditions as - * they appear in the source file. - * - * 2) No right is granted to use any trade name, trademark, or logo of - * Digital Equipment Corporation. Neither the "Digital Equipment - * Corporation" name nor any trademark or logo of Digital Equipment - * Corporation may be used to endorse or promote products derived - * from this software without the prior written permission of - * Digital Equipment Corporation. - * - * 3) This software is provided "AS-IS" and any express or implied - * warranties, including but not limited to, any implied warranties - * of merchantability, fitness for a particular purpose, or - * non-infringement are disclaimed. In no event shall DIGITAL be - * liable for any damages whatsoever, and in particular, DIGITAL - * shall not be liable for special, indirect, consequential, or - * incidental damages or damages for lost profits, loss of - * revenue or loss of use, whether such damages arise in contract, - * negligence, tort, under statute, in equity, at law or otherwise, - * even if advised of the possibility of such damage. - */ - -/* - * ATAPI disk attachment for the 'sd' driver. - * - * Chris Demetriou, January 10, 1998. - */ - -#include <sys/types.h> -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/buf.h> -#include <sys/malloc.h> -#include <sys/errno.h> -#include <sys/device.h> -#include <sys/disk.h> -#include <sys/conf.h> - -#include <scsi/scsi_all.h> -#include <scsi/scsi_disk.h> -#include <scsi/scsiconf.h> -#include <scsi/atapi_disk.h> -#include <scsi/sdvar.h> - -static int sd_atapibus_get_parms(struct sd_softc *, - struct disk_parms *, int); - -const struct sd_ops sd_atapibus_ops = { - sd_atapibus_get_parms, -}; - -static int -sd_atapibus_get_parms(sd, dp, flags) - struct sd_softc *sd; - struct disk_parms *dp; - int flags; -{ - struct atapi_read_format_capacities scsi_cmd; - struct scsi_direct_blk_desc *descp; - struct scsi_mode_sense_buf sense_data; - union scsi_disk_pages *sense_pages = NULL; - char capacity_data[ATAPI_CAP_DESC_SIZE(1)]; - u_int16_t rpm; - int error; - - bzero(&scsi_cmd, sizeof scsi_cmd); - scsi_cmd.opcode = ATAPI_READ_FORMAT_CAPACITIES; - _lto2b(ATAPI_CAP_DESC_SIZE(1), scsi_cmd.length); - - error = scsi_scsi_cmd(sd->sc_link, - (struct scsi_generic *)&scsi_cmd, sizeof(scsi_cmd), - (void *)capacity_data, ATAPI_CAP_DESC_SIZE(1), SDRETRIES, 20000, - NULL, flags | SCSI_DATA_IN); - SC_DEBUG(sd->sc_link, SDEV_DB2, - ("sd_atapibus_get_parms: read format capacities error=%d\n", - error)); - if (error != 0) - return (SDGP_RESULT_OFFLINE); - - descp = (struct scsi_direct_blk_desc *) - &capacity_data[ATAPI_CAP_DESC_OFFSET_DESC(0)]; - - switch (descp->density & ATAPI_CAP_DESC_CODE_MASK) { - case ATAPI_CAP_DESC_CODE_UNFORMATTED: - return SDGP_RESULT_UNFORMATTED; - - case ATAPI_CAP_DESC_CODE_FORMATTED: - break; - - case ATAPI_CAP_DESC_CODE_NONE: - return SDGP_RESULT_OFFLINE; - - default: -#ifdef DIAGNOSTIC - printf("%s: strange capacity descriptor density 0x%x\n", - sd->sc_dev.dv_xname, (u_int)descp->density); -#endif - break; - } - - dp->disksize = _4btol(descp->nblocks); - if (dp->disksize == 0) - return (SDGP_RESULT_OFFLINE); - - dp->blksize = _3btol(descp->blklen); - - error = scsi_do_mode_sense(sd->sc_link, ATAPI_FLEX_GEOMETRY_PAGE, - &sense_data, (void **)&sense_pages, NULL, NULL, NULL, - sizeof(sense_pages->flex_geometry), flags | SCSI_SILENT, NULL); - if (error == 0 && sense_pages) { - dp->heads = sense_pages->flex_geometry.nheads; - dp->sectors = sense_pages->flex_geometry.ph_sec_tr; - dp->cyls = _2btol(sense_pages->flex_geometry.ncyl); - if (dp->blksize == 0) - dp->blksize = - _2btol(sense_pages->flex_geometry.bytes_s); - rpm = _2btol(sense_pages->flex_geometry.rpm); - if (rpm) - dp->rot_rate = rpm; - } - - /* - * Use standard fake values if MODE SENSE did not provide better ones. - */ - if (dp->rot_rate == 0) - dp->rot_rate = 3600; - if (dp->blksize == 0) - dp->blksize = 512; - - if (dp->heads == 0) - dp->heads = 64; - if (dp->sectors == 0) - dp->sectors = 32; - if (dp->cyls == 0) - dp->cyls = dp->disksize / (dp->heads * dp->sectors); - - return (SDGP_RESULT_OK); -} |