xref: /illumos-gate/usr/src/uts/sun4u/opl/sys/pcicmu/pcmu_ecc.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_PCMU_ECC_H
27 #define	_SYS_PCMU_ECC_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 struct pcmu_ecc_intr_info {
36 	pcmu_ecc_t *pecc_p;
37 	int pecc_type;			/* CBNINTR_UE */
38 	uint64_t pecc_afsr_pa;		/* ECC AFSR phsyical address */
39 	uint64_t pecc_afar_pa;		/* ECC AFAR physical address */
40 
41 	/*
42 	 * Implementation-specific masks & shift values.
43 	 */
44 	uint64_t pecc_errpndg_mask;	/* 0 if not applicable. */ /* RAGS */
45 	uint64_t pecc_offset_mask;
46 	uint_t pecc_offset_shift;
47 	uint_t pecc_size_log2;
48 };
49 
50 struct pcmu_ecc {
51 	pcmu_t *pecc_pcmu_p;
52 	volatile uint64_t pecc_csr_pa;		/* ECC control & status reg */
53 	struct pcmu_ecc_intr_info pecc_ue;	/* ECC UE error intr info */
54 	timeout_id_t pecc_tout_id;
55 };
56 
57 /*
58  * Prototypes
59  */
60 extern void pcmu_ecc_create(pcmu_t *pcmu_p);
61 extern int pcmu_ecc_register_intr(pcmu_t *pcmu_p);
62 extern void pcmu_ecc_destroy(pcmu_t *pcmu_p);
63 extern void pcmu_ecc_configure(pcmu_t *pcmu_p);
64 extern void pcmu_ecc_enable_intr(pcmu_t *pcmu_p);
65 extern void pcmu_ecc_disable_wait(pcmu_ecc_t *pecc_p);
66 extern uint_t pcmu_ecc_disable_nowait(pcmu_ecc_t *pecc_p);
67 extern uint_t pcmu_ecc_intr(caddr_t a);
68 extern int pcmu_ecc_err_handler(pcmu_ecc_errstate_t *ecc_err_p);
69 extern void pcmu_ecc_err_drain(void *not_used, pcmu_ecc_errstate_t *ecc_err);
70 
71 #ifdef	__cplusplus
72 }
73 #endif
74 
75 #endif	/* _SYS_PCMU_ECC_H */
76