Add a new CAM debugging mode, CAM_DEBUG_CDB. This causes the kernel to
print out a one line description/dump of every SCSI CDB sent to a particular debugging target or targets. This is a good bit more useful than the other debugging modes, I think. Change some things in LINT to note the availability of this new option. Fix an erroneous argument to scsi_cdb_string() in scsi_all.c Reviewed by: gibbs
This commit is contained in:
Kenneth D. Merry
parent
bf72f68088
commit
d05caa00c5
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=39903
@ -25,7 +25,7 @@
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $Id: camcontrol.8,v 1.3 1998/09/17 16:12:30 ken Exp $
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.\" $Id: camcontrol.8,v 1.4 1998/09/21 20:44:39 ken Exp $
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.\"
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.Dd September 14, 1998
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.Dt CAMCONTROL 8
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@ -292,6 +292,9 @@ Enable CAM_DEBUG_INFO printfs.
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Enable CAM_DEBUG_TRACE printfs.
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.It Fl S
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Enable CAM_DEBUG_SUBTRACE printfs.
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.It Fl c
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Enable CAM_DEBUG_CDB printfs. This will cause the kernel to print out the
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SCSI CDBs sent to the specified device(s).
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.It all
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Enable debugging for all devices.
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.It off
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@ -25,7 +25,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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* $Id: camcontrol.c,v 1.1 1998/09/15 06:43:02 gibbs Exp $
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*/
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#include <sys/ioctl.h>
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@ -93,6 +93,7 @@ typedef enum {
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CAM_ARG_DEBUG_INFO = 0x10000000,
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CAM_ARG_DEBUG_TRACE = 0x20000000,
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CAM_ARG_DEBUG_SUBTRACE = 0x40000000,
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CAM_ARG_DEBUG_CDB = 0x80000000,
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CAM_ARG_FLAG_MASK = 0xfffffff0
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} cam_argmask;
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@ -121,7 +122,7 @@ struct camcontrol_opts option_table[] = {
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{"devlist", CAM_ARG_DEVTREE, NULL},
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{"periphlist", CAM_ARG_DEVLIST, NULL},
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{"modepage", CAM_ARG_MODE_PAGE, "dem:P:"},
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{"debug", CAM_ARG_DEBUG, "ITS"},
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{"debug", CAM_ARG_DEBUG, "ITSc"},
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{"help", CAM_ARG_USAGE, NULL},
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{"-?", CAM_ARG_USAGE, NULL},
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{"-h", CAM_ARG_USAGE, NULL},
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@ -1676,6 +1677,10 @@ camdebug(int argc, char **argv, char *combinedopt)
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arglist |= CAM_ARG_DEBUG_SUBTRACE;
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ccb.cdbg.flags |= CAM_DEBUG_SUBTRACE;
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break;
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case 'c':
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arglist |= CAM_ARG_DEBUG_CDB;
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ccb.cdbg.flags |= CAM_DEBUG_CDB;
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break;
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default:
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break;
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}
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@ -1763,7 +1768,7 @@ camdebug(int argc, char **argv, char *combinedopt)
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}
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}
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}
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close(fd);
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close(fd);
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}
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return(error);
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@ -1826,7 +1831,8 @@ usage(void)
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"debug arguments:\n"
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"-I CAM_DEBUG_INFO -- scsi commands, errors, data\n"
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"-T CAM_DEBUG_TRACE -- routine flow tracking\n"
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"-S CAM_DEBUG_SUBTRACE -- internal routine command flow\n",
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"-S CAM_DEBUG_SUBTRACE -- internal routine command flow\n"
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"-c CAM_DEBUG_CDB -- print out SCSI CDBs only\n",
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DEFAULT_DEVICE, DEFAULT_UNIT);
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}
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@ -25,7 +25,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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* $Id: cam_debug.h,v 1.1 1998/09/15 06:33:23 gibbs Exp $
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*/
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#ifndef _CAM_CAM_DEBUG_H
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#define _CAM_CAM_DEBUG_H 1
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@ -42,6 +42,7 @@ typedef enum {
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CAM_DEBUG_INFO = 0x01, /* scsi commands, errors, data */
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CAM_DEBUG_TRACE = 0x02, /* routine flow tracking */
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CAM_DEBUG_SUBTRACE = 0x04, /* internal to routine flows */
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CAM_DEBUG_CDB = 0x08 /* print out SCSI CDBs only */
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} cam_debug_flags;
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#if defined(CAMDEBUG) && defined(KERNEL)
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@ -26,7 +26,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: cam_xpt.c,v 1.13 1998/09/24 22:43:54 gibbs Exp $
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* $Id: cam_xpt.c,v 1.14 1998/09/25 22:35:56 gibbs Exp $
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -2517,6 +2517,14 @@ xpt_action(union ccb *start_ccb)
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switch (start_ccb->ccb_h.func_code) {
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case XPT_SCSI_IO:
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{
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#ifdef CAMDEBUG
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char cdb_str[(SCSI_MAX_CDBLEN * 3) + 1];
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struct cam_path *path;
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path = start_ccb->ccb_h.path;
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#endif
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/*
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* For the sake of compatibility with SCSI-1
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* devices that may not understand the identify
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@ -2543,7 +2551,13 @@ xpt_action(union ccb *start_ccb)
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start_ccb->csio.scsi_status = SCSI_STATUS_OK;
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start_ccb->csio.sense_resid = 0;
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start_ccb->csio.resid = 0;
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CAM_DEBUG(path, CAM_DEBUG_CDB,("%s. CDB: %s\n",
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scsi_op_desc(start_ccb->csio.cdb_io.cdb_bytes[0],
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&path->device->inq_data),
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scsi_cdb_string(start_ccb->csio.cdb_io.cdb_bytes,
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cdb_str)));
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/* FALLTRHOUGH */
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}
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case XPT_TARGET_IO:
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case XPT_CONT_TARGET_IO:
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case XPT_ENG_EXEC:
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@ -26,7 +26,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: scsi_all.c,v 1.3 1998/09/19 01:23:04 ken Exp $
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* $Id: scsi_all.c,v 1.4 1998/09/29 22:11:30 ken Exp $
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*/
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#include <sys/param.h>
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@ -1677,7 +1677,7 @@ scsi_sense_print(struct ccb_scsiio *csio)
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printf("%s. CDB: %s\n",
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scsi_op_desc(csio->cdb_io.cdb_bytes[0],
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&cgd.inq_data), scsi_cdb_string(
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(u_int8_t *)&csio->cdb_io.cdb_bytes, cdb_str));
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csio->cdb_io.cdb_bytes, cdb_str));
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}
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}
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@ -2,7 +2,7 @@
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# LINT -- config file for checking all the sources, tries to pull in
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# as much of the source tree as it can.
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#
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# $Id: LINT,v 1.479 1998/10/01 11:48:38 yokota Exp $
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# $Id: LINT,v 1.480 1998/10/02 05:15:51 ken Exp $
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#
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# NB: You probably don't want to try running a kernel built from this
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# file. Instead, you should start from GENERIC, and add options from
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@ -667,8 +667,8 @@ device sctarg0 at scbus? # SCSI target
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# CAM_DEBUG_BUS: Debug the given bus. Use -1 to debug all busses.
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# CAM_DEBUG_TARGET: Debug the given target. Use -1 to debug all targets.
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# CAM_DEBUG_LUN: Debug the given lun. Use -1 to debug all luns.
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE and
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# CAM_DEBUG_SUBTRACE
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE,
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# CAM_DEBUG_SUBTRACE, and CAM_DEBUG_CDB
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#
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# CAM_MAX_HIGHPOWER: Maximum number of concurrent high power (start unit) cmds
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# SCSI_NO_SENSE_STRINGS: When defined disables sense descriptions
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@ -682,7 +682,7 @@ options CAMDEBUG
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options "CAM_DEBUG_BUS=-1"
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options "CAM_DEBUG_TARGET=-1"
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options "CAM_DEBUG_LUN=-1"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_SUBTRACE"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB"
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options "CAM_MAX_HIGHPOWER=4"
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options SCSI_NO_SENSE_STRINGS
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options SCSI_NO_OP_STRINGS
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@ -2,7 +2,7 @@
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# LINT -- config file for checking all the sources, tries to pull in
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# as much of the source tree as it can.
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#
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# $Id: LINT,v 1.479 1998/10/01 11:48:38 yokota Exp $
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# $Id: LINT,v 1.480 1998/10/02 05:15:51 ken Exp $
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#
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# NB: You probably don't want to try running a kernel built from this
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# file. Instead, you should start from GENERIC, and add options from
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@ -667,8 +667,8 @@ device sctarg0 at scbus? # SCSI target
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# CAM_DEBUG_BUS: Debug the given bus. Use -1 to debug all busses.
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# CAM_DEBUG_TARGET: Debug the given target. Use -1 to debug all targets.
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# CAM_DEBUG_LUN: Debug the given lun. Use -1 to debug all luns.
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE and
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# CAM_DEBUG_SUBTRACE
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE,
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# CAM_DEBUG_SUBTRACE, and CAM_DEBUG_CDB
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#
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# CAM_MAX_HIGHPOWER: Maximum number of concurrent high power (start unit) cmds
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# SCSI_NO_SENSE_STRINGS: When defined disables sense descriptions
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@ -682,7 +682,7 @@ options CAMDEBUG
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options "CAM_DEBUG_BUS=-1"
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options "CAM_DEBUG_TARGET=-1"
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options "CAM_DEBUG_LUN=-1"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_SUBTRACE"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB"
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options "CAM_MAX_HIGHPOWER=4"
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options SCSI_NO_SENSE_STRINGS
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options SCSI_NO_OP_STRINGS
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@ -2,7 +2,7 @@
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# LINT -- config file for checking all the sources, tries to pull in
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# as much of the source tree as it can.
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#
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# $Id: LINT,v 1.479 1998/10/01 11:48:38 yokota Exp $
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# $Id: LINT,v 1.480 1998/10/02 05:15:51 ken Exp $
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#
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# NB: You probably don't want to try running a kernel built from this
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# file. Instead, you should start from GENERIC, and add options from
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@ -667,8 +667,8 @@ device sctarg0 at scbus? # SCSI target
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# CAM_DEBUG_BUS: Debug the given bus. Use -1 to debug all busses.
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# CAM_DEBUG_TARGET: Debug the given target. Use -1 to debug all targets.
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# CAM_DEBUG_LUN: Debug the given lun. Use -1 to debug all luns.
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE and
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# CAM_DEBUG_SUBTRACE
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# CAM_DEBUG_FLAGS: OR together CAM_DEBUG_INFO, CAM_DEBUG_TRACE,
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# CAM_DEBUG_SUBTRACE, and CAM_DEBUG_CDB
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#
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# CAM_MAX_HIGHPOWER: Maximum number of concurrent high power (start unit) cmds
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# SCSI_NO_SENSE_STRINGS: When defined disables sense descriptions
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@ -682,7 +682,7 @@ options CAMDEBUG
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options "CAM_DEBUG_BUS=-1"
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options "CAM_DEBUG_TARGET=-1"
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options "CAM_DEBUG_LUN=-1"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_SUBTRACE"
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options "CAM_DEBUG_FLAGS=CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB"
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options "CAM_MAX_HIGHPOWER=4"
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options SCSI_NO_SENSE_STRINGS
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options SCSI_NO_OP_STRINGS
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