diff options
Diffstat (limited to 'sbin')
| -rw-r--r-- | sbin/camcontrol/camcontrol.8 | 23 | ||||
| -rw-r--r-- | sbin/camcontrol/camcontrol.c | 170 |
2 files changed, 141 insertions, 52 deletions
diff --git a/sbin/camcontrol/camcontrol.8 b/sbin/camcontrol/camcontrol.8 index 0c994e6..b987cad 100644 --- a/sbin/camcontrol/camcontrol.8 +++ b/sbin/camcontrol/camcontrol.8 @@ -27,7 +27,7 @@ .\" .\" $FreeBSD$ .\" -.Dd June 29, 2009 +.Dd September 4, 2009 .Dt CAMCONTROL 8 .Os .Sh NAME @@ -120,10 +120,12 @@ .Ic cmd .Op device id .Op generic args +.Aq Fl a Ar cmd Op args .Aq Fl c Ar cmd Op args .Op Fl i Ar len Ar fmt .Bk -words .Op Fl o Ar len Ar fmt Op args +.Op Fl r Ar fmt .Ek .Nm .Ic debug @@ -486,12 +488,14 @@ Saved values .El .El .It Ic cmd -Allows the user to send an arbitrary SCSI CDB to any device. +Allows the user to send an arbitrary ATA or SCSI CDB to any device. The .Ic cmd function requires the .Fl c -argument to specify the CDB. +argument to specify SCSI CDB or the +.Fl a +argument to specify ATA Command Block registers values. Other arguments are optional, depending on the command type. The command and data specification syntax is documented @@ -503,9 +507,13 @@ SCSI device in question, you MUST specify either or .Fl o . .Bl -tag -width 17n +.It Fl a Ar cmd Op args +This specifies the content of 12 ATA Command Block registers (command, +features, lba_low, lba_mid, lba_high, device, lba_low_exp, lba_mid_exp. +lba_high_exp, features_exp, sector_count, sector_count_exp). .It Fl c Ar cmd Op args This specifies the SCSI CDB. -CDBs may be 6, 10, 12 or 16 bytes. +SCSI CDBs may be 6, 10, 12 or 16 bytes. .It Fl i Ar len Ar fmt This specifies the amount of data to read, and how it should be displayed. If the format is @@ -519,6 +527,13 @@ If the format is .Sq - , .Ar len bytes of data will be read from standard input and written to the device. +.It Fl r Ar fmt +This specifies that 11 result ATA Command Block registers should be displayed +(status, error, lba_low, lba_mid, lba_high, device, lba_low_exp, lba_mid_exp, +lba_high_exp, sector_count, sector_count_exp), and how. +If the format is +.Sq - , +11 result registers will be written to standard output in hex. .El .It Ic debug Turn on CAM debugging printfs in the kernel. diff --git a/sbin/camcontrol/camcontrol.c b/sbin/camcontrol/camcontrol.c index d3450e0..1bba49c 100644 --- a/sbin/camcontrol/camcontrol.c +++ b/sbin/camcontrol/camcontrol.c @@ -120,7 +120,7 @@ struct camcontrol_opts { }; #ifndef MINIMALISTIC -static const char scsicmd_opts[] = "c:i:o:"; +static const char scsicmd_opts[] = "a:c:i:o:r"; static const char readdefect_opts[] = "f:GP"; static const char negotiate_opts[] = "acD:O:qR:T:UW:"; #endif @@ -2078,12 +2078,15 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, u_int32_t flags = CAM_DIR_NONE; u_int8_t *data_ptr = NULL; u_int8_t cdb[20]; + u_int8_t atacmd[12]; struct get_hook hook; int c, data_bytes = 0; int cdb_len = 0; - char *datastr = NULL, *tstr; + int atacmd_len = 0; + int need_res = 0; + char *datastr = NULL, *tstr, *resstr = NULL; int error = 0; - int fd_data = 0; + int fd_data = 0, fd_res = 0; int retval; ccb = cam_getccb(device); @@ -2094,10 +2097,32 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, } bzero(&(&ccb->ccb_h)[1], - sizeof(struct ccb_scsiio) - sizeof(struct ccb_hdr)); + sizeof(union ccb) - sizeof(struct ccb_hdr)); while ((c = getopt(argc, argv, combinedopt)) != -1) { switch(c) { + case 'a': + tstr = optarg; + while (isspace(*tstr) && (*tstr != '\0')) + tstr++; + hook.argc = argc - optind; + hook.argv = argv + optind; + hook.got = 0; + atacmd_len = buff_encode_visit(atacmd, sizeof(atacmd), tstr, + iget, &hook); + /* + * Increment optind by the number of arguments the + * encoding routine processed. After each call to + * getopt(3), optind points to the argument that + * getopt should process _next_. In this case, + * that means it points to the first command string + * argument, if there is one. Once we increment + * this, it should point to either the next command + * line argument, or it should be past the end of + * the list. + */ + optind += hook.got; + break; case 'c': tstr = optarg; while (isspace(*tstr) && (*tstr != '\0')) @@ -2194,6 +2219,16 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, iget, &hook); optind += hook.got; break; + case 'r': + need_res = 1; + hook.argc = argc - optind; + hook.argv = argv + optind; + hook.got = 0; + resstr = cget(&hook, NULL); + if ((resstr != NULL) && (resstr[0] == '-')) + fd_res = 1; + optind += hook.got; + break; default: break; } @@ -2226,50 +2261,51 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, /* Disable freezing the device queue */ flags |= CAM_DEV_QFRZDIS; - /* - * This is taken from the SCSI-3 draft spec. - * (T10/1157D revision 0.3) - * The top 3 bits of an opcode are the group code. The next 5 bits - * are the command code. - * Group 0: six byte commands - * Group 1: ten byte commands - * Group 2: ten byte commands - * Group 3: reserved - * Group 4: sixteen byte commands - * Group 5: twelve byte commands - * Group 6: vendor specific - * Group 7: vendor specific - */ - switch((cdb[0] >> 5) & 0x7) { - case 0: - cdb_len = 6; - break; - case 1: - case 2: - cdb_len = 10; - break; - case 3: - case 6: - case 7: - /* computed by buff_encode_visit */ - break; - case 4: - cdb_len = 16; - break; - case 5: - cdb_len = 12; - break; - } + if (cdb_len) { + /* + * This is taken from the SCSI-3 draft spec. + * (T10/1157D revision 0.3) + * The top 3 bits of an opcode are the group code. + * The next 5 bits are the command code. + * Group 0: six byte commands + * Group 1: ten byte commands + * Group 2: ten byte commands + * Group 3: reserved + * Group 4: sixteen byte commands + * Group 5: twelve byte commands + * Group 6: vendor specific + * Group 7: vendor specific + */ + switch((cdb[0] >> 5) & 0x7) { + case 0: + cdb_len = 6; + break; + case 1: + case 2: + cdb_len = 10; + break; + case 3: + case 6: + case 7: + /* computed by buff_encode_visit */ + break; + case 4: + cdb_len = 16; + break; + case 5: + cdb_len = 12; + break; + } - /* - * We should probably use csio_build_visit or something like that - * here, but it's easier to encode arguments as you go. The - * alternative would be skipping the CDB argument and then encoding - * it here, since we've got the data buffer argument by now. - */ - bcopy(cdb, &ccb->csio.cdb_io.cdb_bytes, cdb_len); + /* + * We should probably use csio_build_visit or something like that + * here, but it's easier to encode arguments as you go. The + * alternative would be skipping the CDB argument and then encoding + * it here, since we've got the data buffer argument by now. + */ + bcopy(cdb, &ccb->csio.cdb_io.cdb_bytes, cdb_len); - cam_fill_csio(&ccb->csio, + cam_fill_csio(&ccb->csio, /*retries*/ retry_count, /*cbfcnp*/ NULL, /*flags*/ flags, @@ -2279,6 +2315,21 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, /*sense_len*/ SSD_FULL_SIZE, /*cdb_len*/ cdb_len, /*timeout*/ timeout ? timeout : 5000); + } else { + atacmd_len = 12; + bcopy(atacmd, &ccb->ataio.cmd.command, atacmd_len); + if (need_res) + ccb->ataio.cmd.flags |= CAM_ATAIO_NEEDRESULT; + + cam_fill_ataio(&ccb->ataio, + /*retries*/ retry_count, + /*cbfcnp*/ NULL, + /*flags*/ flags, + /*tag_action*/ 0, + /*data_ptr*/ data_ptr, + /*dxfer_len*/ data_bytes, + /*timeout*/ timeout ? timeout : 5000); + } if (((retval = cam_send_ccb(device, ccb)) < 0) || ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)) { @@ -2296,6 +2347,28 @@ scsicmd(struct cam_device *device, int argc, char **argv, char *combinedopt, goto scsicmd_bailout; } + if (atacmd_len && need_res) { + if (fd_res == 0) { + buff_decode_visit(&ccb->ataio.res.status, 11, resstr, + arg_put, NULL); + fprintf(stdout, "\n"); + } else { + fprintf(stdout, + "%02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n", + ccb->ataio.res.status, + ccb->ataio.res.error, + ccb->ataio.res.lba_low, + ccb->ataio.res.lba_mid, + ccb->ataio.res.lba_high, + ccb->ataio.res.device, + ccb->ataio.res.lba_low_exp, + ccb->ataio.res.lba_mid_exp, + ccb->ataio.res.lba_high_exp, + ccb->ataio.res.sector_count, + ccb->ataio.res.sector_count_exp); + fflush(stdout); + } + } if (((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) && (arglist & CAM_ARG_CMD_IN) @@ -4029,8 +4102,9 @@ usage(int verbose) " camcontrol defects [dev_id][generic args] <-f format> [-P][-G]\n" " camcontrol modepage [dev_id][generic args] <-m page | -l>\n" " [-P pagectl][-e | -b][-d]\n" -" camcontrol cmd [dev_id][generic args] <-c cmd [args]>\n" -" [-i len fmt|-o len fmt [args]]\n" +" camcontrol cmd [dev_id][generic args]\n" +" <-a cmd [args] | -c cmd [args]>\n" +" [-i len fmt|-o len fmt [args]] [-r fmt]\n" " camcontrol debug [-I][-P][-T][-S][-X][-c]\n" " <all|bus[:target[:lun]]|off>\n" " camcontrol tags [dev_id][generic args] [-N tags] [-q] [-v]\n" |
