error.h revision 1ae0874509b6811fdde1dfd46f0d93fd09867a3f
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ERROR_H
#define _ERROR_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Resumable and Non-resumable queues
*/
#define CPU_RQ_ENTRIES 64
#define CPU_NRQ_ENTRIES 64
#define Q_ENTRY_SIZE 64
#define CPU_RQ_SIZE (CPU_RQ_ENTRIES * Q_ENTRY_SIZE)
#define CPU_NRQ_SIZE (CPU_NRQ_ENTRIES * Q_ENTRY_SIZE)
/*
* Sun4v Error Report error Descriptor describes the type of the error
*/
#define ERRH_DESC_UNDEFINED 0 /* Undefined */
#define ERRH_DESC_UCOR_RE 1 /* Uncorrected resumable error */
#define ERRH_DESC_PR_NRE 2 /* Precise non-resumable error */
#define ERRH_DESC_DEF_NRE 3 /* Deferred non-resumalbe error */
#define ERRH_DESC_WARN_RE 4 /* Power-off for vBSC HostShutdown() */
/*
* Sun4v Error Report Error Attributes specifies the attributes of the error
*/
#define ERRH_ATTR_CPU 0x00000001
#define ERRH_ATTR_MEM 0x00000002
#define ERRH_ATTR_PIO 0x00000004
#define ERRH_ATTR_IRF 0x00000008 /* Integer register file */
/* Floating-point register file */
#define ERRH_ATTR_FRF 0x00000010
#define ERRH_ATTR_RQF 0x80000000 /* Resumablee Queue Full */
/*
* For Excution mode
*/
#define ERRH_MODE_MASK 0x03000000
#define ERRH_MODE_SHIFT 24
#define ERRH_MODE_UNKNOWN 0
#define ERRH_MODE_USER 1
#define ERRH_MODE_PRIV 2
/*
* For the second argument passed to process_nonresumable_error(), it is
* an uint64_t. The upper 32 bits are reserved for various flags, the
* lower 32 bits are used to pass the "current tl-1". Right now only bit
* 32 in the upper 32 bits is being used as user's fill/spill flag.
* If bit 32 is set, it means the first error in the error
* queue happened in user fill/spill trap and it needs to be handled
* differently.
*
* -Argument 2 of process_nonresumable_error()
* ----------------------------------------------
* | reserved |x| current_tl - 1 |
* ----------------------------------------------
* 63 32 31 0
* x - bit 32, user fill/spill trap flag
*/
#define ERRH_U_SPILL_FILL 0x100000000
#define ERRH_U_SPILL_FILL_SHIFT 32
#define ERRH_TL_MASK 0xffffffff
#ifndef _ASM
/*
* For debug print out
*/
#define ER_SZ_IN_EXT_WORD (Q_ENTRY_SIZE / sizeof (uint64_t))
/*
* Sun4v Error Report record
*/
typedef struct {
uint64_t ehdl; /* Unique error handle */
uint64_t stick; /* Value of the %STICK register */
uint32_t desc; /* Error Descriptor */
uint32_t attr; /* error attributes bit field */
uint64_t ra; /* Real address */
uint32_t sz; /* Size of affected mem region */
uint16_t cpuid; /* Virtual ID of the affected CPU */
} errh_er_t;
typedef struct errh_async_flt {
struct async_flt cmn_asyncflt; /* common fault structure */
errh_er_t errh_er; /* sun4v er record */
} errh_async_flt_t;
/*
* Global functions
*/
void mem_scrub(uint64_t, uint64_t);
void errh_cpu_run_bus_error_handlers(struct async_flt *, int);
void error_init(void);
void cpu_async_log_err(void *);
void cpu_ce_log_err(struct async_flt *);
void cpu_ue_log_err(struct async_flt *);
void mem_sync(caddr_t, size_t);
#endif /* _ASM */
#ifdef __cplusplus
}
#endif
#endif /* _ERROR_H */