arch/alpha/kernel/err_impl.h

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