xref: /illumos-gate/usr/src/uts/sun4v/sys/error.h (revision b72ed0ff)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
51ae08745Sheppo  * Common Development and Distribution License (the "License").
61ae08745Sheppo  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22ad559ebfSwh  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef	_ERROR_H
277c478bd9Sstevel@tonic-gate #define	_ERROR_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate #ifdef __cplusplus
327c478bd9Sstevel@tonic-gate extern "C" {
337c478bd9Sstevel@tonic-gate #endif
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate /*
367c478bd9Sstevel@tonic-gate  * Resumable and Non-resumable queues
377c478bd9Sstevel@tonic-gate  */
381ae08745Sheppo #define	CPU_RQ_ENTRIES		64
394bac2208Snarayan #define	MAX_CPU_RQ_ENTRIES	128
404bac2208Snarayan 
414bac2208Snarayan #define	CPU_NRQ_ENTRIES		4
424bac2208Snarayan #define	MAX_CPU_NRQ_ENTRIES	4
434bac2208Snarayan 
447c478bd9Sstevel@tonic-gate #define	Q_ENTRY_SIZE		64
454bac2208Snarayan 
467c478bd9Sstevel@tonic-gate #define	CPU_RQ_SIZE		(CPU_RQ_ENTRIES * Q_ENTRY_SIZE)
477c478bd9Sstevel@tonic-gate #define	CPU_NRQ_SIZE		(CPU_NRQ_ENTRIES * Q_ENTRY_SIZE)
487c478bd9Sstevel@tonic-gate 
497c478bd9Sstevel@tonic-gate /*
507c478bd9Sstevel@tonic-gate  * Sun4v Error Report error Descriptor describes the type of the error
517c478bd9Sstevel@tonic-gate  */
527c478bd9Sstevel@tonic-gate #define	ERRH_DESC_UNDEFINED	0	/* Undefined */
537c478bd9Sstevel@tonic-gate #define	ERRH_DESC_UCOR_RE	1	/* Uncorrected resumable error */
547c478bd9Sstevel@tonic-gate #define	ERRH_DESC_PR_NRE	2	/* Precise non-resumable error */
557c478bd9Sstevel@tonic-gate #define	ERRH_DESC_DEF_NRE	3	/* Deferred non-resumalbe error */
563cac8019Srf #define	ERRH_DESC_WARN_RE	4	/* Power-off for vBSC HostShutdown() */
57*b72ed0ffSiskreen #define	ERRH_DESC_USER_DCORE	5	/* User initiated panic */
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate /*
607c478bd9Sstevel@tonic-gate  * Sun4v Error Report Error Attributes specifies the attributes of the error
617c478bd9Sstevel@tonic-gate  */
627c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_CPU		0x00000001
637c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_MEM		0x00000002
647c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_PIO		0x00000004
657c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_IRF		0x00000008	/* Integer register file */
667c478bd9Sstevel@tonic-gate /* Floating-point register file */
677c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_FRF		0x00000010
6844961713Sgirish #define	ERRH_ATTR_SHUT		0x00000020	/* Shutdown request */
6944961713Sgirish #define	ERRH_ATTR_ASR		0x00000040	/* Sun4v ASR */
7044961713Sgirish #define	ERRH_ATTR_ASI		0x00000080	/* Sun4v ASI */
7144961713Sgirish #define	ERRH_ATTR_PREG		0x00000100	/* Sun4v Privileged Register */
727c478bd9Sstevel@tonic-gate #define	ERRH_ATTR_RQF		0x80000000	/* Resumablee Queue Full */
737c478bd9Sstevel@tonic-gate 
747c478bd9Sstevel@tonic-gate /*
757c478bd9Sstevel@tonic-gate  * For Excution mode
767c478bd9Sstevel@tonic-gate  */
777c478bd9Sstevel@tonic-gate #define	ERRH_MODE_MASK		0x03000000
787c478bd9Sstevel@tonic-gate #define	ERRH_MODE_SHIFT		24
797c478bd9Sstevel@tonic-gate #define	ERRH_MODE_UNKNOWN	0
807c478bd9Sstevel@tonic-gate #define	ERRH_MODE_USER		1
817c478bd9Sstevel@tonic-gate #define	ERRH_MODE_PRIV		2
827c478bd9Sstevel@tonic-gate 
8344961713Sgirish /*
8444961713Sgirish  * ASR register number
8544961713Sgirish  */
8644961713Sgirish #define	ASR_REG_VALID		0x8000	/* Valid bit for register field */
8744961713Sgirish #define	ASR_REG_TICK		0x17	/* Tick Compare Register */
8844961713Sgirish 
89ad559ebfSwh /*
90ad559ebfSwh  * For the second argument passed to process_nonresumable_error(), it is
91ad559ebfSwh  * an uint64_t. The upper 32 bits are reserved for various flags, the
92ad559ebfSwh  * lower 32 bits are used to pass the "current tl-1". Right now only bit
93ad559ebfSwh  * 32 in the upper 32 bits is being used as user's fill/spill flag.
94ad559ebfSwh  * If bit 32 is set, it means the first error in the error
95ad559ebfSwh  * queue happened in user fill/spill trap and it needs to be handled
96ad559ebfSwh  * differently.
97ad559ebfSwh  *
98ad559ebfSwh  * -Argument 2 of process_nonresumable_error()
99ad559ebfSwh  *    ----------------------------------------------
100ad559ebfSwh  *    |  reserved        |x|  current_tl - 1       |
101ad559ebfSwh  *    ----------------------------------------------
102ad559ebfSwh  *    63                 32 31                     0
103ad559ebfSwh  * x - bit 32, user fill/spill trap flag
104ad559ebfSwh  */
105ad559ebfSwh #define	ERRH_U_SPILL_FILL		0x100000000
106ad559ebfSwh #define	ERRH_U_SPILL_FILL_SHIFT		32
107ad559ebfSwh #define	ERRH_TL_MASK			0xffffffff
108ad559ebfSwh 
1097c478bd9Sstevel@tonic-gate #ifndef	_ASM
1107c478bd9Sstevel@tonic-gate /*
1117c478bd9Sstevel@tonic-gate  * For debug print out
1127c478bd9Sstevel@tonic-gate  */
1137c478bd9Sstevel@tonic-gate #define	ER_SZ_IN_EXT_WORD	(Q_ENTRY_SIZE / sizeof (uint64_t))
1147c478bd9Sstevel@tonic-gate 
1157c478bd9Sstevel@tonic-gate /*
1167c478bd9Sstevel@tonic-gate  * Sun4v Error Report record
1177c478bd9Sstevel@tonic-gate  */
1187c478bd9Sstevel@tonic-gate typedef	struct {
1197c478bd9Sstevel@tonic-gate 	uint64_t	ehdl;		/* Unique error handle */
1207c478bd9Sstevel@tonic-gate 	uint64_t	stick;		/* Value of the %STICK register */
1217c478bd9Sstevel@tonic-gate 	uint32_t	desc;		/* Error Descriptor */
1227c478bd9Sstevel@tonic-gate 	uint32_t	attr;		/* error attributes bit field */
1237c478bd9Sstevel@tonic-gate 	uint64_t	ra;		/* Real address */
1247c478bd9Sstevel@tonic-gate 	uint32_t	sz;		/* Size of affected mem region */
1257c478bd9Sstevel@tonic-gate 	uint16_t	cpuid;		/* Virtual ID of the affected CPU */
12644961713Sgirish 	uint16_t	secs;		/* Seconds */
12744961713Sgirish 	uint8_t		asi;		/* ASI */
12844961713Sgirish 	uint8_t		rsvd;		/* Padding for ASI */
12944961713Sgirish 	uint16_t	reg;		/* Value of the ASR register number */
1307c478bd9Sstevel@tonic-gate } errh_er_t;
1317c478bd9Sstevel@tonic-gate 
1327c478bd9Sstevel@tonic-gate typedef struct errh_async_flt {
1337c478bd9Sstevel@tonic-gate 	struct async_flt 	cmn_asyncflt;	/* common fault structure */
1347c478bd9Sstevel@tonic-gate 	errh_er_t		errh_er;	/* sun4v er record */
1357c478bd9Sstevel@tonic-gate } errh_async_flt_t;
1367c478bd9Sstevel@tonic-gate 
1377c478bd9Sstevel@tonic-gate /*
1387c478bd9Sstevel@tonic-gate  * Global functions
1397c478bd9Sstevel@tonic-gate  */
1407c478bd9Sstevel@tonic-gate void mem_scrub(uint64_t, uint64_t);
1417c478bd9Sstevel@tonic-gate void errh_cpu_run_bus_error_handlers(struct async_flt *, int);
1427c478bd9Sstevel@tonic-gate void error_init(void);
1437c478bd9Sstevel@tonic-gate void cpu_async_log_err(void *);
1447c478bd9Sstevel@tonic-gate void cpu_ce_log_err(struct async_flt *);
1457c478bd9Sstevel@tonic-gate void cpu_ue_log_err(struct async_flt *);
1462ae0af4bSep uint64_t mem_sync(caddr_t, size_t);
1477c478bd9Sstevel@tonic-gate 
1487c478bd9Sstevel@tonic-gate #endif	/* _ASM */
1497c478bd9Sstevel@tonic-gate 
1507c478bd9Sstevel@tonic-gate #ifdef __cplusplus
1517c478bd9Sstevel@tonic-gate }
1527c478bd9Sstevel@tonic-gate #endif
1537c478bd9Sstevel@tonic-gate 
1547c478bd9Sstevel@tonic-gate #endif /* _ERROR_H */
155