OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [gnu-nat.h] - Blame information for rev 1765

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 104 markom
/* Common things used by the various *gnu-nat.c files
2
   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
3
 
4
   Written by Miles Bader <miles@gnu.ai.mit.edu>
5
 
6
   The GNU Hurd is free software; you can redistribute it and/or
7
   modify it under the terms of the GNU General Public License as
8
   published by the Free Software Foundation; either version 2, or (at
9
   your option) any later version.
10
 
11
   The GNU Hurd is distributed in the hope that it will be useful, but
12
   WITHOUT ANY WARRANTY; without even the implied warranty of
13
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14
   General Public License for more details.
15
 
16
   You should have received a copy of the GNU General Public License
17
   along with this program; if not, write to the Free Software
18
   Foundation, Inc., 59 Temple Place - Suite 330,
19
   Boston, MA 02111-1307, USA.  */
20
 
21
#ifndef __GNU_NAT_H__
22
#define __GNU_NAT_H__
23
 
24
#include <unistd.h>
25
#include <mach.h>
26
 
27
struct inf;
28
 
29
extern struct inf *current_inferior;
30
 
31
/* Converts a GDB pid to a struct proc.  */
32
struct proc *inf_tid_to_thread (struct inf *inf, int tid);
33
 
34
/* Makes sure that INF's thread list is synced with the actual process.  */
35
int inf_update_procs (struct inf *inf);
36
 
37
/* A proc is either a thread, or the task (there can only be one task proc
38
   because it always has the same TID, PROC_TID_TASK).  */
39
struct proc
40
  {
41
    thread_t port;              /* The task or thread port.  */
42
    int tid;                    /* The GDB pid (actually a thread id).  */
43
    int num;                    /* An id number for threads, to print.  */
44
 
45
    mach_port_t saved_exc_port; /* The task/thread's real exception port.  */
46
    mach_port_t exc_port;       /* Our replacement, which for.  */
47
 
48
    int sc;                     /* Desired suspend count.   */
49
    int cur_sc;                 /* Implemented suspend count.  */
50
    int run_sc;                 /* Default sc when the program is running. */
51
    int pause_sc;               /* Default sc when gdb has control. */
52
    int resume_sc;              /* Sc resulting from the last resume. */
53
    int detach_sc;              /* SC to leave around when detaching
54
                                   from program. */
55
 
56
    thread_state_data_t state;  /* Registers, &c. */
57
    int state_valid:1;          /* True if STATE is up to date. */
58
    int state_changed:1;
59
 
60
    int aborted:1;              /* True if thread_abort has been called.  */
61
    int dead:1;                 /* We happen to know it's actually dead. */
62
 
63
    /* Bit mask of registers fetched by gdb.  This is used when we re-fetch
64
       STATE after aborting the thread, to detect that gdb may have out-of-date
65
       information.  */
66
    unsigned long fetched_regs;
67
 
68
    struct inf *inf;            /* Where we come from.  */
69
 
70
    struct proc *next;
71
  };
72
 
73
/* The task has a thread entry with this TID.  */
74
#define PROC_TID_TASK   (-1)
75
 
76
#define proc_is_task(proc) ((proc)->tid == PROC_TID_TASK)
77
#define proc_is_thread(proc) ((proc)->tid != PROC_TID_TASK)
78
 
79
extern int __proc_pid (struct proc *proc);
80
 
81
/* Make sure that the state field in PROC is up to date, and return a
82
   pointer to it, or 0 if something is wrong.  If WILL_MODIFY is true,
83
   makes sure that the thread is stopped and aborted first, and sets
84
   the state_changed field in PROC to true.  */
85
extern thread_state_t proc_get_state (struct proc *proc, int will_modify);
86
 
87
/* Return printable description of proc.  */
88
extern char *proc_string (struct proc *proc);
89
 
90
#define proc_debug(_proc, msg, args...) \
91
  do { struct proc *__proc = (_proc); \
92
       debug ("{proc %d/%d %p}: " msg, \
93
              __proc_pid (__proc), __proc->tid, __proc , ##args); } while (0)
94
 
95
extern int gnu_debug_flag;
96
 
97
#define debug(msg, args...) \
98
 do { if (gnu_debug_flag) \
99
        fprintf_unfiltered (gdb_stdlog, "%s: " msg "\r\n", __FUNCTION__ , ##args); } while (0)
100
 
101
#endif /* __GNU_NAT_H__ */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.