xref: /illumos-gate/usr/src/uts/sun4u/opl/sys/pcicmu/pcmu_pbm.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_PBM_H
27 #define	_SYS_PCMU_PBM_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <sys/types.h>
32 #include <sys/dditypes.h>
33 #include <sys/ontrap.h>
34 #include <sys/callb.h>
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * The following structure represents the pci configuration header
42  * for CMU-CH PBM.
43  */
44 typedef struct config_header {
45 	volatile uint16_t ch_vendor_id;
46 	volatile uint16_t ch_device_id;
47 	volatile uint16_t ch_command_reg;
48 	volatile uint16_t ch_status_reg;
49 	volatile uint8_t ch_revision_id_reg;
50 	volatile uint8_t ch_programming_if_code_reg;
51 	volatile uint8_t ch_sub_class_reg;
52 	volatile uint8_t ch_base_class_reg;
53 	volatile uint8_t ch_cache_line_size_reg;
54 	volatile uint8_t ch_latency_timer_reg;
55 	volatile uint8_t ch_header_type_reg;
56 } config_header_t;
57 
58 #define	PBM_NAMESTR_BUFLEN	64
59 
60 /*
61  * CMU-CH pbm block soft state structure:
62  */
63 struct pcmu_pbm {
64 	pcmu_t *pcbm_pcmu_p;		/* link back to the soft state */
65 
66 	volatile uint64_t *pcbm_ctrl_reg;		/* PBM control reg */
67 	volatile uint64_t *pcbm_async_flt_status_reg;	/* PBM AFSR reg */
68 	volatile uint64_t *pcbm_async_flt_addr_reg;	/* PBM AFAR reg */
69 	volatile uint64_t *pcbm_diag_reg;		/* PBM diag reg */
70 
71 	config_header_t *pcbm_config_header;		/* PBM config header */
72 	uint64_t pcbm_imr_save;				/* intr map save area */
73 	ddi_iblock_cookie_t pcbm_iblock_cookie;	/* PBM error intr priority */
74 
75 	on_trap_data_t *pcbm_ontrap_data;	/* ddi_poke support */
76 	kmutex_t pcbm_pokeflt_mutex;		/* poke mutex */
77 	ddi_acc_handle_t pcbm_excl_handle;	/* cautious IO access handle */
78 	char pcbm_nameinst_str[PBM_NAMESTR_BUFLEN]; /* driver name & inst */
79 	char *pcbm_nameaddr_str;		/* node name & address */
80 };
81 
82 /*
83  * Prototypes
84  */
85 extern void pcmu_pbm_create(pcmu_t *pcmu_p);
86 extern void pcmu_pbm_destroy(pcmu_t *pcmu_p);
87 extern void pcmu_pbm_configure(pcmu_pbm_t *pcbm_p);
88 extern void pcmu_pbm_suspend(pcmu_pbm_t *pcbm_p);
89 extern void pcmu_pbm_resume(pcmu_pbm_t *pcbm_p);
90 extern void pcmu_pbm_intr_dist(void *arg);
91 extern int pcmu_pbm_register_intr(pcmu_pbm_t *pcbm_p);
92 extern int pcmu_pbm_afsr_report(dev_info_t *dip, uint64_t fme_ena,
93     pcmu_pbm_errstate_t *pbm_err_p);
94 
95 #ifdef	__cplusplus
96 }
97 #endif
98 
99 #endif	/* _SYS_PCMU_PBM_H */
100