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/*

 *      linux/arch/alpha/kernel/err_impl.h

 *

 *      Copyright (C) 2000 Jeff Wiedemeier (Compaq Computer Corporation)

 *

 *      Contains declarations and macros to support Alpha error handling

 *      implementations.

 */

/*

 * SCB Vector definitions

 */

#define SCB_Q_SYSERR    0x620

#define SCB_Q_PROCERR   0x630

#define SCB_Q_SYSMCHK   0x660

#define SCB_Q_PROCMCHK  0x670

#define SCB_Q_SYSEVENT  0x680

/*

 * Disposition definitions for logout frame parser

 */

#define MCHK_DISPOSITION_UNKNOWN_ERROR          0x00

#define MCHK_DISPOSITION_REPORT                 0x01

#define MCHK_DISPOSITION_DISMISS                0x02

/*

 * Error Log definitions

 */

/*

 * Types

 */

#define EL_CLASS__TERMINATION           (0)

#  define EL_TYPE__TERMINATION__TERMINATION             (0)

#define EL_CLASS__HEADER                (5)

#  define EL_TYPE__HEADER__SYSTEM_ERROR_FRAME           (1)

#  define EL_TYPE__HEADER__SYSTEM_EVENT_FRAME           (2)

#  define EL_TYPE__HEADER__HALT_FRAME                   (3)

#  define EL_TYPE__HEADER__LOGOUT_FRAME                 (19)

#define EL_CLASS__GENERAL_NOTIFICATION  (9)

#define EL_CLASS__PCI_ERROR_FRAME       (11)

#define EL_CLASS__REGATTA_FAMILY        (12)

#  define EL_TYPE__REGATTA__PROCESSOR_ERROR_FRAME       (1)

#  define EL_TYPE__REGATTA__SYSTEM_ERROR_FRAME          (2)

#  define EL_TYPE__REGATTA__ENVIRONMENTAL_FRAME         (3)

#  define EL_TYPE__REGATTA__TITAN_PCHIP0_EXTENDED       (8)

#  define EL_TYPE__REGATTA__TITAN_PCHIP1_EXTENDED       (9)

#  define EL_TYPE__REGATTA__TITAN_MEMORY_EXTENDED       (10)

#  define EL_TYPE__REGATTA__PROCESSOR_DBL_ERROR_HALT    (11)

#  define EL_TYPE__REGATTA__SYSTEM_DBL_ERROR_HALT       (12)

#define EL_CLASS__PAL                   (14)

#  define EL_TYPE__PAL__LOGOUT_FRAME                    (1)

#  define EL_TYPE__PAL__EV7_PROCESSOR                   (4)

#  define EL_TYPE__PAL__EV7_ZBOX                        (5)

#  define EL_TYPE__PAL__EV7_RBOX                        (6)

#  define EL_TYPE__PAL__EV7_IO                          (7)

union el_timestamp {

        struct {

                u8 second;

                u8 minute;

                u8 hour;

                u8 day;

                u8 month;

                u8 year;

        } b;

        u64 as_int;

};

struct el_subpacket {

        u16 length;             /* length of header (in bytes)  */

        u16 class;              /* header class and type...     */

        u16 type;               /* ...determine content         */

        u16 revision;           /* header revision              */

        union {

                struct {        /* Class 5, Type 1 - System Error       */

                        u32 frame_length;

                        u32 frame_packet_count;

                } sys_err;

                struct {        /* Class 5, Type 2 - System Event       */

                        union el_timestamp timestamp;

                        u32 frame_length;

                        u32 frame_packet_count;

                } sys_event;

                struct {        /* Class 5, Type 3 - Double Error Halt  */

                        u16 halt_code;

                        u16 reserved;

                        union el_timestamp timestamp;

                        u32 frame_length;

                        u32 frame_packet_count;

                } err_halt;

                struct {        /* Clasee 5, Type 19 - Logout Frame Header */

                        u32 frame_length;

                        u32 frame_flags;

                        u32 cpu_offset;

                        u32 system_offset;

                } logout_header;

                struct {        /* Class 12 - Regatta                   */

                        u64 cpuid;

                        u64 data_start[1];

                } regatta_frame;

                struct {        /* Raw                                  */

                        u64 data_start[1];

                } raw;

        } by_type;

};

struct el_subpacket_annotation {

        struct el_subpacket_annotation *next;

        u16 class;

        u16 type;

        u16 revision;

        char *description;

        char **annotation;

};

#define SUBPACKET_ANNOTATION(c, t, r, d, a) {NULL, (c), (t), (r), (d), (a)}

struct el_subpacket_handler {

        struct el_subpacket_handler *next;

        u16 class;

        struct el_subpacket *(*handler)(struct el_subpacket *);

};

#define SUBPACKET_HANDLER_INIT(c, h) {NULL, (c), (h)}

/*

 * Extract a field from a register given it's name. defines

 * for the LSB (__S - shift count) and bitmask (__M) are required

 */

#define EXTRACT(u, f) (((u) >> f##__S) & f##__M)

/*

 * err_common.c

 */

extern char *err_print_prefix;

extern void mchk_dump_mem(void *, size_t, char **);

extern void mchk_dump_logout_frame(struct el_common *);

extern void ev7_register_error_handlers(void);

extern void ev7_machine_check(u64, u64, struct pt_regs *);

extern void ev6_register_error_handlers(void);

extern int ev6_process_logout_frame(struct el_common *, int);

extern void ev6_machine_check(u64, u64, struct pt_regs *);

extern struct el_subpacket *el_process_subpacket(struct el_subpacket *);

extern void el_annotate_subpacket(struct el_subpacket *);

extern void cdl_check_console_data_log(void);

extern int cdl_register_subpacket_annotation(struct el_subpacket_annotation *);

extern int cdl_register_subpacket_handler(struct el_subpacket_handler *);

/*

 * err_marvel.c

 */

extern void marvel_machine_check(u64, u64, struct pt_regs *);

extern void marvel_register_error_handlers(void);

/*

 * err_titan.c

 */

extern int titan_process_logout_frame(struct el_common *, int);

extern void titan_machine_check(u64, u64, struct pt_regs *);

extern void titan_register_error_handlers(void);

extern int privateer_process_logout_frame(struct el_common *, int);

extern void privateer_machine_check(u64, u64, struct pt_regs *);