| ctl.c (273320) | ctl.c (273323) |
|---|---|
| 1/*- 2 * Copyright (c) 2003-2009 Silicon Graphics International Corp. 3 * Copyright (c) 2012 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * Portions of this software were developed by Edward Tomasz Napierala 7 * under sponsorship from the FreeBSD Foundation. 8 * --- 28 unchanged lines hidden (view full) --- 37 * CAM Target Layer, a SCSI device emulation subsystem. 38 * 39 * Author: Ken Merry <ken@FreeBSD.org> 40 */ 41 42#define _CTL_C 43 44#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2003-2009 Silicon Graphics International Corp. 3 * Copyright (c) 2012 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * Portions of this software were developed by Edward Tomasz Napierala 7 * under sponsorship from the FreeBSD Foundation. 8 * --- 28 unchanged lines hidden (view full) --- 37 * CAM Target Layer, a SCSI device emulation subsystem. 38 * 39 * Author: Ken Merry <ken@FreeBSD.org> 40 */ 41 42#define _CTL_C 43 44#include <sys/cdefs.h> |
| 45__FBSDID("$FreeBSD: stable/10/sys/cam/ctl/ctl.c 273320 2014-10-20 08:03:23Z mav $"); | 45__FBSDID("$FreeBSD: stable/10/sys/cam/ctl/ctl.c 273323 2014-10-20 08:07:29Z mav $"); |
| 46 47#include <sys/param.h> 48#include <sys/systm.h> 49#include <sys/kernel.h> 50#include <sys/types.h> 51#include <sys/kthread.h> 52#include <sys/bio.h> 53#include <sys/fcntl.h> --- 7332 unchanged lines hidden (view full) --- 7386 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 7387 ctsio->be_move_done = ctl_config_move_done; 7388 ctl_datamove((union ctl_io *)ctsio); 7389 7390 return (CTL_RETVAL_COMPLETE); 7391} 7392 7393int | 46 47#include <sys/param.h> 48#include <sys/systm.h> 49#include <sys/kernel.h> 50#include <sys/types.h> 51#include <sys/kthread.h> 52#include <sys/bio.h> 53#include <sys/fcntl.h> --- 7332 unchanged lines hidden (view full) --- 7386 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 7387 ctsio->be_move_done = ctl_config_move_done; 7388 ctl_datamove((union ctl_io *)ctsio); 7389 7390 return (CTL_RETVAL_COMPLETE); 7391} 7392 7393int |
| 7394ctl_read_defect(struct ctl_scsiio *ctsio) 7395{ 7396 struct scsi_read_defect_data_10 *ccb10; 7397 struct scsi_read_defect_data_12 *ccb12; 7398 struct scsi_read_defect_data_hdr_10 *data10; 7399 struct scsi_read_defect_data_hdr_12 *data12; 7400 struct ctl_lun *lun; 7401 uint32_t alloc_len, data_len; 7402 uint8_t format; 7403 7404 CTL_DEBUG_PRINT(("ctl_read_defect\n")); 7405 7406 lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr; 7407 if (lun->flags & CTL_LUN_PR_RESERVED) { 7408 uint32_t residx; 7409 7410 /* 7411 * XXX KDM need a lock here. 7412 */ 7413 residx = ctl_get_resindex(&ctsio->io_hdr.nexus); 7414 if ((lun->res_type == SPR_TYPE_EX_AC 7415 && residx != lun->pr_res_idx) 7416 || ((lun->res_type == SPR_TYPE_EX_AC_RO 7417 || lun->res_type == SPR_TYPE_EX_AC_AR) 7418 && lun->pr_keys[residx] == 0)) { 7419 ctl_set_reservation_conflict(ctsio); 7420 ctl_done((union ctl_io *)ctsio); 7421 return (CTL_RETVAL_COMPLETE); 7422 } 7423 } 7424 7425 if (ctsio->cdb[0] == READ_DEFECT_DATA_10) { 7426 ccb10 = (struct scsi_read_defect_data_10 *)&ctsio->cdb; 7427 format = ccb10->format; 7428 alloc_len = scsi_2btoul(ccb10->alloc_length); 7429 data_len = sizeof(*data10); 7430 } else { 7431 ccb12 = (struct scsi_read_defect_data_12 *)&ctsio->cdb; 7432 format = ccb12->format; 7433 alloc_len = scsi_4btoul(ccb12->alloc_length); 7434 data_len = sizeof(*data12); 7435 } 7436 if (alloc_len == 0) { 7437 ctl_set_success(ctsio); 7438 ctl_done((union ctl_io *)ctsio); 7439 return (CTL_RETVAL_COMPLETE); 7440 } 7441 7442 ctsio->kern_data_ptr = malloc(data_len, M_CTL, M_WAITOK | M_ZERO); 7443 if (data_len < alloc_len) { 7444 ctsio->residual = alloc_len - data_len; 7445 ctsio->kern_data_len = data_len; 7446 ctsio->kern_total_len = data_len; 7447 } else { 7448 ctsio->residual = 0; 7449 ctsio->kern_data_len = alloc_len; 7450 ctsio->kern_total_len = alloc_len; 7451 } 7452 ctsio->kern_data_resid = 0; 7453 ctsio->kern_rel_offset = 0; 7454 ctsio->kern_sg_entries = 0; 7455 7456 if (ctsio->cdb[0] == READ_DEFECT_DATA_10) { 7457 data10 = (struct scsi_read_defect_data_hdr_10 *) 7458 ctsio->kern_data_ptr; 7459 data10->format = format; 7460 scsi_ulto2b(0, data10->length); 7461 } else { 7462 data12 = (struct scsi_read_defect_data_hdr_12 *) 7463 ctsio->kern_data_ptr; 7464 data12->format = format; 7465 scsi_ulto2b(0, data12->generation); 7466 scsi_ulto4b(0, data12->length); 7467 } 7468 7469 ctsio->scsi_status = SCSI_STATUS_OK; 7470 ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED; 7471 ctsio->be_move_done = ctl_config_move_done; 7472 ctl_datamove((union ctl_io *)ctsio); 7473 return (CTL_RETVAL_COMPLETE); 7474} 7475 7476int |
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| 7394ctl_report_tagret_port_groups(struct ctl_scsiio *ctsio) 7395{ 7396 struct scsi_maintenance_in *cdb; 7397 int retval; 7398 int alloc_len, ext, total_len = 0, g, p, pc, pg; 7399 int num_target_port_groups, num_target_ports, single; 7400 struct ctl_lun *lun; 7401 struct ctl_softc *softc; --- 6980 unchanged lines hidden --- | 7477ctl_report_tagret_port_groups(struct ctl_scsiio *ctsio) 7478{ 7479 struct scsi_maintenance_in *cdb; 7480 int retval; 7481 int alloc_len, ext, total_len = 0, g, p, pc, pg; 7482 int num_target_port_groups, num_target_ports, single; 7483 struct ctl_lun *lun; 7484 struct ctl_softc *softc; --- 6980 unchanged lines hidden --- |