xref: /titanic_41/usr/src/uts/sun4u/sys/pci/pci_fm.h (revision 257873cfc1dd3337766407f80397db60a56f2f5a)
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	_PCI_FM_H
27 #define	_PCI_FM_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <sys/ddifm.h>
32 
33 #ifdef	__cplusplus
34 extern "C" {
35 #endif
36 
37 #ifdef _KERNEL
38 
39 #define	PBM_PRIMARY		1
40 #define	PBM_SECONDARY		0
41 #define	PBM_NONFATAL		0
42 #define	PBM_FATAL		1
43 #define	CB_NONFATAL		0
44 #define	CB_FATAL		1
45 #define	FM_LOG_PCI		0
46 #define	FM_LOG_PBM		1
47 #define	PCI_SIDEA		0
48 #define	PCI_SIDEB		1
49 #define	ECC_MAX_ERRS		6
50 
51 /*
52  * Since pci_pbm_err_handler() is called by various interrupt/trap/callback
53  * handlers, it is necessary for it to know where it is being called from.
54  * Below are the flags passed to pci_pbm_err_handler() to give it knowledge
55  * of it's caller.
56  */
57 #define	PCI_TRAP_CALL		0x0
58 #define	PCI_CB_CALL		0x1
59 #define	PCI_INTR_CALL		0x2
60 #define	PCI_BUS_EXIT_CALL	0x3
61 #define	PCI_ECC_CALL		0x4
62 
63 #define	PCIX_ERROR_SUBCLASS	"pcix"
64 #define	PCIX_SECONDARY		"s-"
65 #define	PCIX_STAT		"pcix-stat"
66 #define	PCIX_PFAR		"pcix-pfar"
67 
68 extern errorq_t *pci_ecc_queue;		/* per-system ecc handling queue */
69 
70 /*
71  * region where schizo pio ecc error was detected
72  */
73 typedef enum {
74 	SCH_REG_UPA,
75 	SCH_REG_PCIA_REG,
76 	SCH_REG_PCIA_MEM,
77 	SCH_REG_PCIA_CFGIO,
78 	SCH_REG_PCIB_REG,
79 	SCH_REG_PCIB_MEM,
80 	SCH_REG_PCIB_CFGIO,
81 	SCH_REG_SAFARI_REGS
82 } ecc_region_t;
83 
84 typedef struct pbm_fm_err {
85 	char *pbm_err_class;
86 	uint64_t pbm_reg_bit;
87 	int pbm_pri;
88 	int pbm_flag;
89 	char *pbm_terr_class;
90 } pbm_fm_err_t;
91 
92 typedef struct ecc_format {
93 	ecc_region_t ecc_region;
94 	uint64_t ecc_space;
95 	int ecc_side;
96 } ecc_format_t;
97 
98 typedef struct cb_fm_err {
99 	char *cb_err_class;
100 	uint64_t cb_reg_bit;
101 	int cb_fatal;
102 } cb_fm_err_t;
103 
104 typedef struct ecc_fm_err {
105 	char *ecc_err_class;
106 	uint64_t ecc_reg_bit;
107 	int ecc_type;
108 	int ecc_pri;
109 	uint64_t ecc_region_bits;
110 	int ecc_region;
111 	int ecc_flag;
112 } ecc_fm_err_t;
113 
114 /*
115  * iommu errstate used to store iommu specific registers
116  */
117 struct iommu_errstate {
118 	uint64_t iommu_stat;
119 	uint64_t iommu_tfar;
120 };
121 
122 struct pci_errstate {
123 	char *pci_err_class;
124 	uint16_t pci_cfg_stat;
125 	uint16_t pci_cfg_comm;
126 	uint64_t pci_pa;
127 };
128 
129 /*
130  * pbm errstate use to encompass the state for all errors
131  * detected by the pci block
132  */
133 struct pbm_errstate {
134 	char *pbm_err_class;
135 	int pbm_pri;
136 	int pbm_log;
137 	uint32_t pbm_err;
138 	uint32_t pbm_multi;
139 	char *pbm_bridge_type;
140 	uint64_t pbm_ctl_stat;
141 	uint64_t pbm_afsr;
142 	uint64_t pbm_afar;
143 	uint64_t pbm_va_log;
144 	uint64_t pbm_err_sl;
145 	iommu_errstate_t pbm_iommu;
146 	uint64_t pbm_pcix_stat;
147 	uint32_t pbm_pcix_pfar;
148 	pci_errstate_t pbm_pci;
149 	char *pbm_terr_class;
150 };
151 
152 /*
153  * ecc errstate used to store all state captured,
154  * upon detection of an ecc error.
155  */
156 struct ecc_errstate {
157 	char *ecc_bridge_type;
158 	ecc_t *ecc_p;
159 	uint64_t ecc_afsr;
160 	uint64_t ecc_afar;
161 	uint64_t ecc_offset;
162 	uint64_t ecc_dev_id;
163 	uint64_t ecc_dw_offset;
164 	struct async_flt ecc_aflt;
165 	ecc_intr_info_t ecc_ii_p;
166 	uint64_t ecc_ctrl;
167 	int ecc_pri;
168 	ecc_region_t ecc_region;
169 	uint64_t ecc_ena;
170 	uint64_t ecc_err_addr;
171 	char *ecc_err_type;
172 	int ecc_pg_ret;
173 	int ecc_caller;
174 	nvlist_t *ecc_fmri;
175 	uint64_t ecc_dimm_offset;
176 	char ecc_unum[UNUM_NAMLEN];
177 	char ecc_dimm_sid[DIMM_SERIAL_ID_LEN];
178 };
179 
180 /*
181  * control block error state
182  */
183 struct cb_errstate {
184 	char *cb_err_class;
185 	char *cb_bridge_type;
186 	uint64_t cb_csr;
187 	uint64_t cb_err;
188 	uint64_t cb_intr;
189 	uint64_t cb_elog;
190 	uint64_t cb_ecc;
191 	uint64_t cb_pcr;
192 	uint64_t cb_ue_afsr;
193 	uint64_t cb_ue_afar;
194 	uint64_t cb_ce_afsr;
195 	uint64_t cb_ce_afar;
196 	uint64_t cb_first_elog;
197 	uint64_t cb_first_eaddr;
198 	uint64_t cb_leaf_status;
199 	pbm_errstate_t cb_pbm[2];
200 };
201 
202 extern int pci_fm_init_child(dev_info_t *dip, dev_info_t *tdip, int cap,
203 		ddi_iblock_cookie_t *ibc);
204 extern void pci_bus_enter(dev_info_t *dip, ddi_acc_handle_t handle);
205 extern void pci_bus_exit(dev_info_t *dip, ddi_acc_handle_t handle);
206 extern void pbm_ereport_post(dev_info_t *dip, uint64_t ena,
207 		pbm_errstate_t *pbm_err);
208 extern void pci_fm_acc_setup(ddi_map_req_t *mp, dev_info_t *rdip);
209 extern void pci_fmri_create(dev_info_t *dip, pci_common_t *cmn_p);
210 extern void pci_fm_create(pci_t *pci_p);
211 extern void pci_fm_destroy(pci_t *pci_p);
212 extern int pci_err_callback(dev_info_t *dip, ddi_fm_error_t *derr,
213 		const void *impl_data);
214 #endif /* _KERNEL */
215 
216 #ifdef	__cplusplus
217 }
218 #endif
219 
220 #endif	/* _PCI_FM_H */
221