arch/alpha/kernel/err_impl.h

   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
  13 union el_timestamp;
  14 struct el_subpacket;
  15 struct ev7_lf_subpackets;
  16
  17 struct 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
  27 struct 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  */
  47 extern char *err_print_prefix;
  48
  49 extern void mchk_dump_mem(void *, size_t, char **);
  50 extern void mchk_dump_logout_frame(struct el_common *);
  51 extern void el_print_timestamp(union el_timestamp *);
  52 extern void el_process_subpackets(struct el_subpacket *, int);
  53 extern struct el_subpacket *el_process_subpacket(struct el_subpacket *);
  54 extern void el_annotate_subpacket(struct el_subpacket *);
  55 extern void cdl_check_console_data_log(void);
  56 extern int cdl_register_subpacket_annotation(struct el_subpacket_annotation *);
  57 extern int cdl_register_subpacket_handler(struct el_subpacket_handler *);
  58
  59 /*
  60  * err_ev7.c
  61  */
  62 extern struct ev7_lf_subpackets *
  63 ev7_collect_logout_frame_subpackets(struct el_subpacket *,
  64                                     struct ev7_lf_subpackets *);
  65 extern void ev7_register_error_handlers(void);
  66 extern void ev7_machine_check(unsigned long, unsigned long);
  67
  68 /*
  69  * err_ev6.c
  70  */
  71 extern void ev6_register_error_handlers(void);
  72 extern int ev6_process_logout_frame(struct el_common *, int);
  73 extern void ev6_machine_check(unsigned long, unsigned long);
  74
  75 /*
  76  * err_marvel.c
  77  */
  78 extern void marvel_machine_check(unsigned long, unsigned long);
  79 extern void marvel_register_error_handlers(void);
  80
  81 /*
  82  * err_titan.c
  83  */
  84 extern int titan_process_logout_frame(struct el_common *, int);
  85 extern void titan_machine_check(unsigned long, unsigned long);
  86 extern void titan_register_error_handlers(void);
  87 extern int privateer_process_logout_frame(struct el_common *, int);
  88 extern void privateer_machine_check(unsigned long, unsigned long);