e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * CDDL HEADER START
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * The contents of this file are subject to the terms of the
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * Common Development and Distribution License (the "License").
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * You may not use this file except in compliance with the License.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * See the License for the specific language governing permissions
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * and limitations under the License.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * When distributing Covered Code, include this CDDL HEADER in each
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * If applicable, add the following below this CDDL HEADER, with the
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * fields enclosed by brackets "[]" replaced with your own identifying
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * information: Portions Copyright [yyyy] [name of copyright owner]
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * CDDL HEADER END
074bb90d80fdbeb2d04a8450a55ecbc96de28785Tom Pothier * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * Use is subject to license terms.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yeextern int fm_get_paddr(nvlist_t *, uint64_t *);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yeextern int fm_ioctl_physcpu_info(int, nvlist_t *, nvlist_t **);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yeextern int fm_ioctl_cpu_retire(int, nvlist_t *, nvlist_t **);
074bb90d80fdbeb2d04a8450a55ecbc96de28785Tom Pothierextern int fm_ioctl_gentopo_legacy(int, nvlist_t *, nvlist_t **);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye#endif /* __x86 */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yestatic int fm_ioctl_versions(int, nvlist_t *, nvlist_t **);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yestatic int fm_ioctl_page_retire(int, nvlist_t *, nvlist_t **);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * The driver's capabilities are strictly versioned, allowing userland patching
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * without a reboot. The userland should start with a FM_VERSIONS ioctl to
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * query the versions of the kernel interfaces, then it's all userland's
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * responsibility to prepare arguments etc to match the current kenrel.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * The version of FM_VERSIONS itself is FM_DRV_VERSION.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye int (*func)(int, nvlist_t *, nvlist_t **); /* handler */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_VERSIONS, B_FALSE, FM_VERSIONS_VERSION, fm_ioctl_versions },
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_PAGE_RETIRE, B_TRUE, FM_PAGE_OP_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_PAGE_STATUS, B_FALSE, FM_PAGE_OP_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_PAGE_UNRETIRE, B_TRUE, FM_PAGE_OP_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_PHYSCPU_INFO, B_FALSE, FM_CPU_INFO_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_CPU_RETIRE, B_TRUE, FM_CPU_OP_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_CPU_STATUS, B_FALSE, FM_CPU_OP_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye { FM_IOC_CPU_UNRETIRE, B_TRUE, FM_CPU_OP_VERSION,
074bb90d80fdbeb2d04a8450a55ecbc96de28785Tom Pothier { FM_IOC_GENTOPO_LEGACY, B_FALSE, FM_TOPO_LEGACY_VERSION,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye#endif /* __x86 */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (ddi_create_minor_node(dip, ddi_get_name(dip), S_IFCHR,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye ddi_get_instance(dip), DDI_PSEUDO, 0) != DDI_SUCCESS) {
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye is_i86xpv = (strcmp(platform, "i86xpv") == 0);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_detach(dev_info_t *dip, ddi_detach_cmd_t cmd)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, void **result)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_open(dev_t *devp, int flag, int typ, struct cred *cred)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_ioctl_versions(int cmd, nvlist_t *invl, nvlist_t **onvlp)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if ((err = nvlist_dup(fm_vers_nvl, &nvl, KM_SLEEP)) == 0)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * Given a mem-scheme FMRI for a page, execute the given page retire
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * command on it.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_ioctl_page_retire(int cmd, nvlist_t *invl, nvlist_t **onvlp)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if ((err = nvlist_lookup_nvlist(invl, FM_PAGE_RETIRE_FMRI, &fmri))
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Yefm_ioctl(dev_t dev, int cmd, intptr_t data, int flag, cred_t *cred, int *rvalp)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye for (subr = fm_subrs; subr->cmd != cmd; subr++)
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye model = ddi_model_convert_from(flag & FMODELS);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye fid.fid_inbuf = (caddr_t)(uintptr_t)fid32.fid_inbuf;
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye fid.fid_outbuf = (caddr_t)(uintptr_t)fid32.fid_outbuf;
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye#endif /* _MULTI_DATAMODEL */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (ddi_copyin((void *)data, &fid, sizeof (fm_ioc_data_t),
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (nvlist_lookup_uint32(fm_vers_nvl, subr->version, &vers) != 0 ||
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * Copy in and unpack the input nvlist.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (fid.fid_insz != 0 && fid.fid_inbuf != (caddr_t)0) {
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (ddi_copyin(fid.fid_inbuf, buf, fid.fid_insz, flag) != 0) {
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye err = nvlist_unpack(buf, fid.fid_insz, &invl, KM_SLEEP);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye * If the output nvlist contains any data, pack it and copyout.
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if ((err = nvlist_size(onvl, &sz, NV_ENCODE_NATIVE)) != 0) {
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if ((err = nvlist_pack(onvl, &buf, &sz, NV_ENCODE_NATIVE,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye if (ddi_copyout(buf, fid.fid_outbuf, sz, flag) != 0) {
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye#endif /* _MULTI_DATAMODEL */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye 0, /* refcnt */
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye &mod_driverops, "fault management driver", &fm_ops,
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye (void) nvlist_alloc(&fm_vers_nvl, NV_UNIQUE_NAME, KM_SLEEP);
e4b86885570d77af552e9cf94f142f4d744fb8c8Cheng Sean Ye for (p = fm_versions; p->interface != NULL; p++)