Subversion Repositories openrisc_2011-10-31

/*

 *  File:       monitor.h

 *

 *  Description:

 *    The RTEMS monitor task include file.

 *

 *  TODO:

 *

 *  $Id: monitor.h,v 1.2 2001-09-27 12:01:43 chris Exp $

 */

#ifndef __MONITOR_H

#define __MONITOR_H

#include <rtems/symbols.h>

#include <rtems/error.h>                /* rtems_error() */

#ifdef __cplusplus

extern "C" {

#endif

/*

 * Monitor types are derived from rtems object classes

 */

typedef enum {

    RTEMS_MONITOR_OBJECT_INVALID   =  OBJECTS_NO_CLASS,

    RTEMS_MONITOR_OBJECT_TASK      =  OBJECTS_RTEMS_TASKS,

    RTEMS_MONITOR_OBJECT_EXTENSION =  OBJECTS_RTEMS_EXTENSIONS,

    RTEMS_MONITOR_OBJECT_QUEUE     =  OBJECTS_RTEMS_MESSAGE_QUEUES,

    RTEMS_MONITOR_OBJECT_SEMAPHORE =  OBJECTS_RTEMS_SEMAPHORES,

    RTEMS_MONITOR_OBJECT_PARTITION =  OBJECTS_RTEMS_PARTITIONS,

    RTEMS_MONITOR_OBJECT_REGION    =  OBJECTS_RTEMS_REGIONS,

    RTEMS_MONITOR_OBJECT_PORT      =  OBJECTS_RTEMS_PORTS,

    /* following monitor objects are not known to RTEMS, but

     * we like to have "types" for them anyway */

    RTEMS_MONITOR_OBJECT_DRIVER    =  OBJECTS_CLASSES_LAST+1,

    RTEMS_MONITOR_OBJECT_DNAME,

    RTEMS_MONITOR_OBJECT_CONFIG,

    RTEMS_MONITOR_OBJECT_INIT_TASK,

    RTEMS_MONITOR_OBJECT_MPCI,

    RTEMS_MONITOR_OBJECT_SYMBOL

} rtems_monitor_object_type_t;

/*

 * rtems_monitor_init() flags

 */

#define RTEMS_MONITOR_SUSPEND   0x0001          /* suspend monitor on startup */

#define RTEMS_MONITOR_GLOBAL    0x0002          /* monitor should be global */

/*

 * Public interfaces for RTEMS data structures monitor is aware of.

 * These are only used by the monitor.

 *

 * NOTE:

 *  All the canonical objects that correspond to RTEMS managed "objects"

 *  must have an identical first portion with 'id' and 'name' fields.

 *

 *  Others do not have that restriction, even tho we would like them to.

 *  This is because some of the canonical structures are almost too big

 *  for shared memory driver (eg: mpci) and we are nickel and diming it.

 */

/*

 * Type of a pointer that may be a symbol

 */

#define MONITOR_SYMBOL_LEN 20

typedef struct {

    char       name[MONITOR_SYMBOL_LEN];

    unsigned32 value;

    unsigned32 offset;

} rtems_monitor_symbol_t;

typedef struct {

    rtems_id            id;

    rtems_name          name;

  /* end of common portion */

} rtems_monitor_generic_t;

/*

 * Task

 */

typedef struct {

    rtems_id            id;

    rtems_name          name;

  /* end of common portion */

    Thread_Entry        entry;

    unsigned32          argument;

    void               *stack;

    unsigned32          stack_size;

    rtems_task_priority priority;

    States_Control      state;

    rtems_event_set     events;

    rtems_mode          modes;

    rtems_attribute     attributes;

    unsigned32          notepad[RTEMS_NUMBER_NOTEPADS];

    rtems_id            wait_id;

    unsigned32          wait_args;

} rtems_monitor_task_t;

/*

 * Init task

 */

typedef struct {

    rtems_id            id;             /* not really an id */

    rtems_name          name;

  /* end of common portion */

    rtems_monitor_symbol_t entry;

    unsigned32             argument;

    unsigned32             stack_size;

    rtems_task_priority    priority;

    rtems_mode             modes;

    rtems_attribute        attributes;

} rtems_monitor_init_task_t;

/*

 * Message queue

 */

typedef struct {

    rtems_id            id;

    rtems_name          name;

  /* end of common portion */

    rtems_attribute     attributes;

    unsigned32          number_of_pending_messages;

    unsigned32          maximum_pending_messages;

    unsigned32          maximum_message_size;

} rtems_monitor_queue_t;

/*

 * Extension

 */

typedef struct {

    rtems_id                 id;

    rtems_name               name;

  /* end of common portion */

    rtems_monitor_symbol_t  e_create;

    rtems_monitor_symbol_t  e_start;

    rtems_monitor_symbol_t  e_restart;

    rtems_monitor_symbol_t  e_delete;

    rtems_monitor_symbol_t  e_tswitch;

    rtems_monitor_symbol_t  e_begin;

    rtems_monitor_symbol_t  e_exitted;

    rtems_monitor_symbol_t  e_fatal;

} rtems_monitor_extension_t;

/*

 * Device driver

 */

typedef struct {

    rtems_id            id;                /* not really an id (should be tho) */

    rtems_name          name;              /* ditto */

  /* end of common portion */

    rtems_monitor_symbol_t initialization; /* initialization procedure */

    rtems_monitor_symbol_t open;           /* open request procedure */

    rtems_monitor_symbol_t close;          /* close request procedure */

    rtems_monitor_symbol_t read;           /* read request procedure */

    rtems_monitor_symbol_t write;          /* write request procedure */

    rtems_monitor_symbol_t control;        /* special functions procedure */

} rtems_monitor_driver_t;

typedef struct {

    rtems_id            id;                 /* not used for drivers (yet) */

    rtems_name          name;               /* not used for drivers (yet) */

  /* end of common portion */

    unsigned32          major;

    unsigned32          minor;

    char                name_string[64];

} rtems_monitor_dname_t;

/*

 * System config

 */

typedef struct {

    void               *work_space_start;

    unsigned32          work_space_size;

    unsigned32          maximum_tasks;

    unsigned32          maximum_timers;

    unsigned32          maximum_semaphores;

    unsigned32          maximum_message_queues;

    unsigned32          maximum_partitions;

    unsigned32          maximum_regions;

    unsigned32          maximum_ports;

    unsigned32          maximum_periods;

    unsigned32          maximum_extensions;

    unsigned32          microseconds_per_tick;

    unsigned32          ticks_per_timeslice;

    unsigned32          number_of_initialization_tasks;

} rtems_monitor_config_t;

/*

 * MPCI config

 */

#if defined(RTEMS_MULTIPROCESSING)

typedef struct {

    unsigned32  node;                   /* local node number */

    unsigned32  maximum_nodes;          /* maximum # nodes in system */

    unsigned32  maximum_global_objects; /* maximum # global objects */

    unsigned32  maximum_proxies;        /* maximum # proxies */

    unsigned32               default_timeout;        /* in ticks */

    unsigned32               maximum_packet_size;

    rtems_monitor_symbol_t   initialization;

    rtems_monitor_symbol_t   get_packet;

    rtems_monitor_symbol_t   return_packet;

    rtems_monitor_symbol_t   send_packet;

    rtems_monitor_symbol_t   receive_packet;

} rtems_monitor_mpci_t;

#endif

/*

 * The generic canonical information union

 */

typedef union {

    rtems_monitor_generic_t    generic;

    rtems_monitor_task_t       task;

    rtems_monitor_queue_t      queue;

    rtems_monitor_extension_t  extension;

    rtems_monitor_driver_t     driver;

    rtems_monitor_dname_t      dname;

    rtems_monitor_config_t     config;

#if defined(RTEMS_MULTIPROCESSING)

    rtems_monitor_mpci_t       mpci;

#endif

    rtems_monitor_init_task_t  itask;

} rtems_monitor_union_t;

/*

 * Support for talking to other monitors

 */

/*

 * Names of other monitors

 */

#define RTEMS_MONITOR_NAME        (rtems_build_name('R', 'M', 'O', 'N'))

#define RTEMS_MONITOR_SERVER_NAME (rtems_build_name('R', 'M', 'S', 'V'))

#define RTEMS_MONITOR_QUEUE_NAME  (rtems_build_name('R', 'M', 'S', 'Q'))

#define RTEMS_MONITOR_RESPONSE_QUEUE_NAME (rtems_build_name('R', 'M', 'R', 'Q'))

#define RTEMS_MONITOR_SERVER_RESPONSE    0x0001

#define RTEMS_MONITOR_SERVER_CANONICAL   0x0002

typedef struct

{

    unsigned32  command;

    rtems_id    return_id;

    unsigned32  argument0;

    unsigned32  argument1;

    unsigned32  argument2;

    unsigned32  argument3;

    unsigned32  argument4;

    unsigned32  argument5;

} rtems_monitor_server_request_t;

typedef struct

{

    unsigned32  command;

    unsigned32  result0;

    unsigned32  result1;

    rtems_monitor_union_t payload;

} rtems_monitor_server_response_t;

extern rtems_id  rtems_monitor_task_id;

extern unsigned32 rtems_monitor_node;          /* our node number */

extern unsigned32 rtems_monitor_default_node;  /* current default for commands */

/*

 * Monitor command function and table entry

 */

typedef struct rtems_monitor_command_entry_s rtems_monitor_command_entry_t;

typedef void ( *rtems_monitor_command_function_t )(

                 int         argc,

                 char      **argv,

                 unsigned32  command_arg,

                 boolean     verbose

             );

struct rtems_monitor_command_entry_s {

    char        *command;      /* command name */

    char        *usage;        /* usage string for the command */

    unsigned32   arguments_required;    /* # of required args */

    rtems_monitor_command_function_t command_function;

                               /* Some argument for the command */

    unsigned32          command_arg;

};

typedef void *(*rtems_monitor_object_next_fn)(void *, void *, rtems_id *);

typedef void (*rtems_monitor_object_canonical_fn)(void *, void *);

typedef void (*rtems_monitor_object_dump_header_fn)(boolean);

typedef void (*rtems_monitor_object_dump_fn)(void *, boolean);

typedef struct {

    rtems_monitor_object_type_t         type;

    void                               *object_information;

    int                                 size;   /* of canonical object */

    rtems_monitor_object_next_fn        next;

    rtems_monitor_object_canonical_fn   canonical;

    rtems_monitor_object_dump_header_fn dump_header;

    rtems_monitor_object_dump_fn        dump;

} rtems_monitor_object_info_t;

/* monitor.c */

void    rtems_monitor_kill(void);

void    rtems_monitor_init(unsigned32);

void    rtems_monitor_wakeup(void);

void    rtems_monitor_pause_cmd(int, char **, unsigned32, boolean);

void    rtems_monitor_fatal_cmd(int, char **, unsigned32, boolean);

void    rtems_monitor_continue_cmd(int, char **, unsigned32, boolean);

void    rtems_monitor_debugger_cmd(int, char **, unsigned32, boolean);

void    rtems_monitor_node_cmd(int, char **, unsigned32, boolean);

void    rtems_monitor_symbols_loadup(void);

void    rtems_monitor_task(rtems_task_argument);

/* server.c */

void    rtems_monitor_server_kill(void);

rtems_status_code rtems_monitor_server_request(unsigned32, rtems_monitor_server_request_t *, rtems_monitor_server_response_t *);

void    rtems_monitor_server_task(rtems_task_argument);

void    rtems_monitor_server_init(unsigned32);

/* command.c */

int     rtems_monitor_make_argv(char *, int *, char **);

int     rtems_monitor_command_read(char *, int *, char **);

rtems_monitor_command_entry_t *rtems_monitor_command_lookup(

    rtems_monitor_command_entry_t * table, int argc, char **argv);

void    rtems_monitor_command_usage(rtems_monitor_command_entry_t *, char *);

void    rtems_monitor_help_cmd(int, char **, unsigned32, boolean);

/* prmisc.c */

void       rtems_monitor_separator(void);

unsigned32 rtems_monitor_pad(unsigned32 dest_col, unsigned32 curr_col);

unsigned32 rtems_monitor_dump_char(unsigned8 ch);

unsigned32 rtems_monitor_dump_decimal(unsigned32 num);

unsigned32 rtems_monitor_dump_hex(unsigned32 num);

unsigned32 rtems_monitor_dump_id(rtems_id id);

unsigned32 rtems_monitor_dump_name(rtems_name name);

unsigned32 rtems_monitor_dump_priority(rtems_task_priority priority);

unsigned32 rtems_monitor_dump_state(States_Control state);

unsigned32 rtems_monitor_dump_modes(rtems_mode modes);

unsigned32 rtems_monitor_dump_attributes(rtems_attribute attributes);

unsigned32 rtems_monitor_dump_events(rtems_event_set events);

unsigned32 rtems_monitor_dump_notepad(unsigned32 *notepad);

/* object.c */

rtems_id   rtems_monitor_id_fixup(rtems_id, unsigned32, rtems_monitor_object_type_t);

rtems_id   rtems_monitor_object_canonical_get(rtems_monitor_object_type_t, rtems_id, void *, unsigned32 *size_p);

rtems_id   rtems_monitor_object_canonical_next(rtems_monitor_object_info_t *, rtems_id, void *);

void      *rtems_monitor_object_next(void *, void *, rtems_id, rtems_id *);

rtems_id   rtems_monitor_object_canonical(rtems_id, void *);

void       rtems_monitor_object_cmd(int, char **, unsigned32, boolean);

/* manager.c */

void      *rtems_monitor_manager_next(void *, void *, rtems_id *);

/* config.c */

void       rtems_monitor_config_canonical(rtems_monitor_config_t *, void *);

void      *rtems_monitor_config_next(void *, rtems_monitor_config_t *, rtems_id *);

void       rtems_monitor_config_dump_header(boolean);

void       rtems_monitor_config_dump(rtems_monitor_config_t *, boolean verbose);

/* mpci.c */

#if defined(RTEMS_MULTIPROCESSING)

void       rtems_monitor_mpci_canonical(rtems_monitor_mpci_t *, void *);

void      *rtems_monitor_mpci_next(void *, rtems_monitor_mpci_t *, rtems_id *);

void       rtems_monitor_mpci_dump_header(boolean);

void       rtems_monitor_mpci_dump(rtems_monitor_mpci_t *, boolean verbose);

#endif

/* itask.c */

void       rtems_monitor_init_task_canonical(rtems_monitor_init_task_t *, void *);

void      *rtems_monitor_init_task_next(void *, rtems_monitor_init_task_t *, rtems_id *);

void       rtems_monitor_init_task_dump_header(boolean);

void       rtems_monitor_init_task_dump(rtems_monitor_init_task_t *, boolean verbose);

/* extension.c */

void       rtems_monitor_extension_canonical(rtems_monitor_extension_t *, void *);

void       rtems_monitor_extension_dump_header(boolean verbose);

void       rtems_monitor_extension_dump(rtems_monitor_extension_t *, boolean);

/* task.c */

void    rtems_monitor_task_canonical(rtems_monitor_task_t *, void *);

void    rtems_monitor_task_dump_header(boolean verbose);

void    rtems_monitor_task_dump(rtems_monitor_task_t *, boolean);

/* queue.c */

void    rtems_monitor_queue_canonical(rtems_monitor_queue_t *, void *);

void    rtems_monitor_queue_dump_header(boolean verbose);

void    rtems_monitor_queue_dump(rtems_monitor_queue_t *, boolean);

/* driver.c */

void    *rtems_monitor_driver_next(void *, rtems_monitor_driver_t *, rtems_id *);

void     rtems_monitor_driver_canonical(rtems_monitor_driver_t *, void *);

void     rtems_monitor_driver_dump_header(boolean);

void     rtems_monitor_driver_dump(rtems_monitor_driver_t *, boolean);

/* dname.c */

void    *rtems_monitor_dname_next(void *, rtems_monitor_dname_t *, rtems_id *);

void     rtems_monitor_dname_canonical(rtems_monitor_dname_t *, void *);

void     rtems_monitor_dname_dump_header(boolean);

void     rtems_monitor_dname_dump(rtems_monitor_dname_t *, boolean);

/* symbols.c */

rtems_symbol_table_t *rtems_symbol_table_create();

void                  rtems_symbol_table_destroy(rtems_symbol_table_t *table);

rtems_symbol_t *rtems_symbol_create(rtems_symbol_table_t *, char *, unsigned32);

rtems_symbol_t *rtems_symbol_value_lookup(rtems_symbol_table_t *, unsigned32);

const rtems_symbol_t *rtems_symbol_value_lookup_exact(rtems_symbol_table_t *, unsigned32);

rtems_symbol_t *rtems_symbol_name_lookup(rtems_symbol_table_t *, char *);

void   *rtems_monitor_symbol_next(void *object_info, rtems_monitor_symbol_t *, rtems_id *);

void    rtems_monitor_symbol_canonical(rtems_monitor_symbol_t *, rtems_symbol_t *);

void    rtems_monitor_symbol_canonical_by_name(rtems_monitor_symbol_t *, char *);

void    rtems_monitor_symbol_canonical_by_value(rtems_monitor_symbol_t *, void *);

unsigned32 rtems_monitor_symbol_dump(rtems_monitor_symbol_t *, boolean);

void    rtems_monitor_symbol_cmd(int, char **, unsigned32, boolean);

extern rtems_symbol_table_t *rtems_monitor_symbols;

#ifndef MONITOR_PROMPT

#define MONITOR_PROMPT "rtems"          /* will have '> ' appended */

#endif

#define MONITOR_WAKEUP_EVENT   RTEMS_EVENT_0

#define STREQ(a,b)      (strcmp(a,b) == 0)

#define STRNEQ(a,b,n)   (strncmp(a,b,n) == 0)

#ifdef __cplusplus

}

#endif

#endif  /* ! __MONITOR_H */