1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 *	linux/arch/alpha/kernel/err_impl.h
4 *
5 *	Copyright (C) 2000 Jeff Wiedemeier (Compaq Computer Corporation)
6 *
7 *	Contains declarations and macros to support Alpha error handling
8 * 	implementations.
9 */
10
11#include <asm/mce.h>
12
13union el_timestamp;
14struct el_subpacket;
15struct ev7_lf_subpackets;
16
17struct el_subpacket_annotation {
18	struct el_subpacket_annotation *next;
19	u16 class;
20	u16 type;
21	u16 revision;
22	char *description;
23	char **annotation;
24};
25#define SUBPACKET_ANNOTATION(c, t, r, d, a) {NULL, (c), (t), (r), (d), (a)}
26
27struct el_subpacket_handler {
28	struct el_subpacket_handler *next;
29	u16 class;
30	struct el_subpacket *(*handler)(struct el_subpacket *);
31};
32#define SUBPACKET_HANDLER_INIT(c, h) {NULL, (c), (h)}
33
34/*
35 * Manipulate a field from a register given it's name. defines
36 * for the LSB (__S - shift count) and bitmask (__M) are required
37 *
38 * EXTRACT(u, f) - extracts the field and places it at bit position 0
39 * GEN_MASK(f) - creates an in-position mask for the field
40 */
41#define EXTRACT(u, f) (((u) >> f##__S) & f##__M)
42#define GEN_MASK(f) ((u64)f##__M << f##__S)
43
44/*
45 * err_common.c
46 */
47extern char *err_print_prefix;
48
49extern void mchk_dump_mem(void *, size_t, char **);
50extern void mchk_dump_logout_frame(struct el_common *);
51extern void el_print_timestamp(union el_timestamp *);
52extern void el_process_subpackets(struct el_subpacket *, int);
53extern struct el_subpacket *el_process_subpacket(struct el_subpacket *);
54extern void el_annotate_subpacket(struct el_subpacket *);
55extern void cdl_check_console_data_log(void);
56extern int cdl_register_subpacket_annotation(struct el_subpacket_annotation *);
57extern int cdl_register_subpacket_handler(struct el_subpacket_handler *);
58
59/*
60 * err_ev7.c
61 */
62extern struct ev7_lf_subpackets *
63ev7_collect_logout_frame_subpackets(struct el_subpacket *,
64				    struct ev7_lf_subpackets *);
65extern void ev7_register_error_handlers(void);
66extern void ev7_machine_check(unsigned long, unsigned long);
67
68/*
69 * err_ev6.c
70 */
71extern void ev6_register_error_handlers(void);
72extern int ev6_process_logout_frame(struct el_common *, int);
73extern void ev6_machine_check(unsigned long, unsigned long);
74
75/*
76 * err_marvel.c
77 */
78extern void marvel_machine_check(unsigned long, unsigned long);
79extern void marvel_register_error_handlers(void);
80
81/*
82 * err_titan.c
83 */
84extern int titan_process_logout_frame(struct el_common *, int);
85extern void titan_machine_check(unsigned long, unsigned long);
86extern void titan_register_error_handlers(void);
87extern int privateer_process_logout_frame(struct el_common *, int);
88extern void privateer_machine_check(unsigned long, unsigned long);
89