6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26
27 #include <sys/modctl.h>
28 #include <sys/sunddi.h>
29 #include <sys/dtrace.h>
30 #include <sys/kobj.h>
31 #include <sys/stat.h>
32 #include <sys/conf.h>
33 #include <vm/seg_kmem.h>
34 #include <sys/stack.h>
35 #include <sys/sdt_impl.h>
36
37 static dev_info_t *sdt_devi;
38
39 int sdt_verbose = 0;
40
41 #define SDT_REG_G0 0
42 #define SDT_REG_O0 8
43 #define SDT_REG_O1 9
44 #define SDT_REG_O2 10
45 #define SDT_REG_O3 11
356
357 switch (cmd) {
358 case DDI_ATTACH:
359 break;
360 case DDI_RESUME:
361 return (DDI_SUCCESS);
362 default:
363 return (DDI_FAILURE);
364 }
365
366 if (ddi_create_minor_node(devi, "sdt", S_IFCHR, 0,
367 DDI_PSEUDO, NULL) == DDI_FAILURE) {
368 ddi_remove_minor_node(devi, NULL);
369 return (DDI_FAILURE);
370 }
371
372 ddi_report_dev(devi);
373 sdt_devi = devi;
374
375 for (prov = sdt_providers; prov->sdtp_name != NULL; prov++) {
376 if (dtrace_register(prov->sdtp_name, prov->sdtp_attr,
377 DTRACE_PRIV_KERNEL, NULL,
378 &sdt_pops, prov, &prov->sdtp_id) != 0) {
379 cmn_err(CE_WARN, "failed to register sdt provider %s",
380 prov->sdtp_name);
381 }
382 }
383
384 return (DDI_SUCCESS);
385 }
386
387 static int
388 sdt_detach(dev_info_t *devi, ddi_detach_cmd_t cmd)
389 {
390 sdt_provider_t *prov;
391
392 switch (cmd) {
393 case DDI_DETACH:
394 break;
395 case DDI_SUSPEND:
396 return (DDI_SUCCESS);
397 default:
398 return (DDI_FAILURE);
|
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 /*
27 * Copyright (c) 2012, Joyent, Inc. All rights reserved.
28 */
29
30 #include <sys/modctl.h>
31 #include <sys/sunddi.h>
32 #include <sys/dtrace.h>
33 #include <sys/kobj.h>
34 #include <sys/stat.h>
35 #include <sys/conf.h>
36 #include <vm/seg_kmem.h>
37 #include <sys/stack.h>
38 #include <sys/sdt_impl.h>
39
40 static dev_info_t *sdt_devi;
41
42 int sdt_verbose = 0;
43
44 #define SDT_REG_G0 0
45 #define SDT_REG_O0 8
46 #define SDT_REG_O1 9
47 #define SDT_REG_O2 10
48 #define SDT_REG_O3 11
359
360 switch (cmd) {
361 case DDI_ATTACH:
362 break;
363 case DDI_RESUME:
364 return (DDI_SUCCESS);
365 default:
366 return (DDI_FAILURE);
367 }
368
369 if (ddi_create_minor_node(devi, "sdt", S_IFCHR, 0,
370 DDI_PSEUDO, NULL) == DDI_FAILURE) {
371 ddi_remove_minor_node(devi, NULL);
372 return (DDI_FAILURE);
373 }
374
375 ddi_report_dev(devi);
376 sdt_devi = devi;
377
378 for (prov = sdt_providers; prov->sdtp_name != NULL; prov++) {
379 uint32_t priv;
380
381 if (prov->sdtp_priv == DTRACE_PRIV_NONE) {
382 priv = DTRACE_PRIV_KERNEL;
383 sdt_pops.dtps_mode = NULL;
384 } else {
385 priv = prov->sdtp_priv;
386 ASSERT(priv == DTRACE_PRIV_USER);
387 sdt_pops.dtps_mode = sdt_mode;
388 }
389
390 if (dtrace_register(prov->sdtp_name, prov->sdtp_attr,
391 priv, NULL, &sdt_pops, prov, &prov->sdtp_id) != 0) {
392 cmn_err(CE_WARN, "failed to register sdt provider %s",
393 prov->sdtp_name);
394 }
395 }
396
397 return (DDI_SUCCESS);
398 }
399
400 static int
401 sdt_detach(dev_info_t *devi, ddi_detach_cmd_t cmd)
402 {
403 sdt_provider_t *prov;
404
405 switch (cmd) {
406 case DDI_DETACH:
407 break;
408 case DDI_SUSPEND:
409 return (DDI_SUCCESS);
410 default:
411 return (DDI_FAILURE);
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