xref: /onnv-gate/usr/src/uts/sun4u/sys/pci/pci_ecc.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_SYS_PCI_ECC_H
28*0Sstevel@tonic-gate #define	_SYS_PCI_ECC_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #include <sys/errorq.h>
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #ifdef	__cplusplus
35*0Sstevel@tonic-gate extern "C" {
36*0Sstevel@tonic-gate #endif
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate typedef struct ecc_intr_info {
39*0Sstevel@tonic-gate 	struct ecc *ecc_p;
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate 	int ecc_type;			/* CBNINTR_UE or CBNINTR_CE */
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate 	/*
44*0Sstevel@tonic-gate 	 * ECC status registers.
45*0Sstevel@tonic-gate 	 */
46*0Sstevel@tonic-gate 	uint64_t ecc_afsr_pa;
47*0Sstevel@tonic-gate 	uint64_t ecc_afar_pa;
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate 	/*
50*0Sstevel@tonic-gate 	 * Implementation-specific masks & shift values.
51*0Sstevel@tonic-gate 	 */
52*0Sstevel@tonic-gate 	uint64_t ecc_errpndg_mask;	/* 0 if not applicable. */
53*0Sstevel@tonic-gate 	uint64_t ecc_offset_mask;
54*0Sstevel@tonic-gate 	uint_t ecc_offset_shift;
55*0Sstevel@tonic-gate 	uint_t ecc_size_log2;
56*0Sstevel@tonic-gate } ecc_intr_info_t;
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate typedef struct ecc {
59*0Sstevel@tonic-gate 	pci_common_t *ecc_pci_cmn_p;
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate 	/*
62*0Sstevel@tonic-gate 	 * ECC control and status registers:
63*0Sstevel@tonic-gate 	 */
64*0Sstevel@tonic-gate 	volatile uint64_t ecc_csr_pa;
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate 	/*
67*0Sstevel@tonic-gate 	 * Information specific to error type.
68*0Sstevel@tonic-gate 	 */
69*0Sstevel@tonic-gate 	struct ecc_intr_info ecc_ue;
70*0Sstevel@tonic-gate 	struct ecc_intr_info ecc_ce;
71*0Sstevel@tonic-gate 	timeout_id_t ecc_to_id;
72*0Sstevel@tonic-gate } ecc_t;
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate extern void ecc_create(pci_t *pci_p);
75*0Sstevel@tonic-gate extern int ecc_register_intr(pci_t *pci_p);
76*0Sstevel@tonic-gate extern void ecc_destroy(pci_t *pci_p);
77*0Sstevel@tonic-gate extern void ecc_configure(pci_t *pci_p);
78*0Sstevel@tonic-gate extern void ecc_enable_intr(pci_t *pci_p);
79*0Sstevel@tonic-gate extern void ecc_disable_wait(ecc_t *ecc_p);
80*0Sstevel@tonic-gate extern uint_t ecc_disable_nowait(ecc_t *ecc_p);
81*0Sstevel@tonic-gate extern uint_t ecc_intr(caddr_t a);
82*0Sstevel@tonic-gate extern int ecc_err_handler(ecc_errstate_t *ecc_err_p);
83*0Sstevel@tonic-gate extern void ecc_err_drain(void *, ecc_errstate_t *, errorq_elem_t *);
84*0Sstevel@tonic-gate 
85*0Sstevel@tonic-gate #ifdef	__cplusplus
86*0Sstevel@tonic-gate }
87*0Sstevel@tonic-gate #endif
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate #endif	/* _SYS_PCI_ECC_H */
90