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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      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 /*
     23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #ifndef	_CPU_MODULE_MS_H
     28 #define	_CPU_MODULE_MS_H
     29 
     30 #include <sys/types.h>
     31 #include <sys/cpuvar.h>
     32 #include <sys/nvpair.h>
     33 #include <sys/cpu_module.h>
     34 
     35 #ifdef  __cplusplus
     36 extern "C" {
     37 #endif
     38 
     39 #ifdef _KERNEL
     40 
     41 #define	CMSERR_BASE 0xe000
     42 
     43 typedef enum cms_errno {
     44 	CMS_SUCCESS = 0,
     45 	CMSERR_UNKNOWN = CMSERR_BASE,	/* No specific error reason given */
     46 	CMSERR_NOTSUP,			/* Unsupported operation */
     47 	CMSERR_BADMSRWRITE		/* Error on wrmsr */
     48 
     49 } cms_errno_t;
     50 
     51 extern void cms_init(cmi_hdl_t);
     52 extern boolean_t cms_present(cmi_hdl_t);
     53 extern void *cms_hdl_getcmsdata(cmi_hdl_t);
     54 extern void cms_post_startup(cmi_hdl_t);
     55 extern void cms_post_mpstartup(cmi_hdl_t);
     56 
     57 extern size_t cms_logout_size(cmi_hdl_t);
     58 
     59 extern uint64_t cms_mcgctl_val(cmi_hdl_t, int, uint64_t);
     60 
     61 extern boolean_t cms_bankctl_skipinit(cmi_hdl_t, int);
     62 extern uint64_t cms_bankctl_val(cmi_hdl_t, int, uint64_t);
     63 extern boolean_t cms_bankstatus_skipinit(cmi_hdl_t, int);
     64 extern uint64_t cms_bankstatus_val(cmi_hdl_t, int, uint64_t);
     65 
     66 extern void cms_mca_init(cmi_hdl_t, int);
     67 
     68 extern uint64_t cms_poll_ownermask(cmi_hdl_t, hrtime_t);
     69 
     70 extern void cms_bank_logout(cmi_hdl_t, int, uint64_t, uint64_t, uint64_t,
     71     void *);
     72 
     73 extern cms_errno_t cms_msrinject(cmi_hdl_t, uint_t, uint64_t);
     74 
     75 extern void cms_fini(cmi_hdl_t);
     76 
     77 /*
     78  * Return flags for cms_error_action.  The model-specific implementation
     79  * can perform additional error handling during this call (e.g., cache
     80  * flush). but it needs to return an indication to the caller as to
     81  * the high-level impact of the error.
     82  *
     83  * CMS_ERRSCOPE_CLEAREDUC indicates that a UC error has in some way
     84  * been cleared by the model-specific handling, and that no bad data
     85  * remains in the system as far as this error is concerned.
     86  *
     87  * CMS_ERRSCOPE_POISONED indicates that the uncorrected data has
     88  * been marked in some way to ensure that is cannot subsequently be mistaken
     89  * for good data.
     90  *
     91  * CMS_ERRSCOPE_CURCONTEXT_OK indicates that the interrupted context is
     92  * unaffected by the uncorrected error.
     93  *
     94  * CMS_ERRSCOPE_IGNORE_ERR indicates that the error should be ignored,
     95  * regardless of apparent current context status and presence of uncorrected
     96  * data.
     97  *
     98  * CMS_ERRSCOPE_FORCE_FATAL indicates that the error should be considered
     99  * terminal, even if no uncorrected data is present and context appears ok
    100  */
    101 
    102 #define	CMS_ERRSCOPE_CLEARED_UC		0x01
    103 #define	CMS_ERRSCOPE_POISONED		0x02
    104 #define	CMS_ERRSCOPE_CURCONTEXT_OK	0x04
    105 #define	CMS_ERRSCOPE_IGNORE_ERR		0x08
    106 #define	CMS_ERRSCOPE_FORCE_FATAL	0x10
    107 
    108 typedef void *cms_cookie_t;
    109 
    110 extern uint32_t cms_error_action(cmi_hdl_t, int, int, uint64_t, uint64_t,
    111     uint64_t, void *);
    112 
    113 extern cms_cookie_t cms_disp_match(cmi_hdl_t, int, uint64_t, uint64_t, uint64_t,
    114     void *);
    115 extern void cms_ereport_class(cmi_hdl_t, cms_cookie_t, const char **,
    116     const char **);
    117 extern nvlist_t *cms_ereport_detector(cmi_hdl_t, int, cms_cookie_t,
    118     nv_alloc_t *);
    119 extern boolean_t cms_ereport_includestack(cmi_hdl_t, cms_cookie_t);
    120 extern void cms_ereport_add_logout(cmi_hdl_t, nvlist_t *, nv_alloc_t *, int,
    121     uint64_t, uint64_t, uint64_t, void *, cms_cookie_t);
    122 
    123 #endif /* _KERNEL */
    124 
    125 #ifdef	__cplusplus
    126 }
    127 #endif
    128 
    129 #endif /* _CPU_MODULE_MS_H */
    130