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

Subversion Repositories or1k

[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [altos-xdep.c] - Blame information for rev 1774

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 104 markom 
/* OBSOLETE /* Low level interface to ptrace, for GDB when running under m68k SVR2 Unix */
2 
/* OBSOLETE    on Altos 3068.  Report bugs to Jyrki Kuoppala <jkp@cs.hut.fi> */
3 
/* OBSOLETE    Copyright (C) 1989, 1991 Free Software Foundation, Inc. */
4 
/* OBSOLETE  */
5 
/* OBSOLETE This file is part of GDB. */
6 
/* OBSOLETE  */
7 
/* OBSOLETE This program is free software; you can redistribute it and/or modify */
8 
/* OBSOLETE it under the terms of the GNU General Public License as published by */
9 
/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
10 
/* OBSOLETE (at your option) any later version. */
11 
/* OBSOLETE  */
12 
/* OBSOLETE This program is distributed in the hope that it will be useful, */
13 
/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
14 
/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the */
15 
/* OBSOLETE GNU General Public License for more details. */
16 
/* OBSOLETE  */
17 
/* OBSOLETE You should have received a copy of the GNU General Public License */
18 
/* OBSOLETE along with this program; if not, write to the Free Software */
19 
/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  *x/ */
20 
/* OBSOLETE  */
21 
/* OBSOLETE #include "defs.h" */
22 
/* OBSOLETE #include "frame.h" */
23 
/* OBSOLETE #include "inferior.h" */
24 
/* OBSOLETE  */
25 
/* OBSOLETE #ifdef USG */
26 
/* OBSOLETE #include <sys/types.h> */
27 
/* OBSOLETE #endif */
28 
/* OBSOLETE  */
29 
/* OBSOLETE #include <sys/param.h> */
30 
/* OBSOLETE #include <sys/dir.h> */
31 
/* OBSOLETE #include <signal.h> */
32 
/* OBSOLETE #include <sys/ioctl.h> */
33 
/* OBSOLETE #include <fcntl.h> */
34 
/* OBSOLETE #ifdef USG */
35 
/* OBSOLETE #include <sys/page.h> */
36 
/* OBSOLETE #ifdef ALTOS */
37 
/* OBSOLETE #include <sys/net.h> */
38 
/* OBSOLETE #include <errno.h> */
39 
/* OBSOLETE #endif */
40 
/* OBSOLETE #endif */
41 
/* OBSOLETE  */
42 
/* OBSOLETE #include "gdbcore.h" */
43 
/* OBSOLETE #include <sys/user.h>               /* After a.out.h  *x/ */
44 
/* OBSOLETE #include <sys/file.h> */
45 
/* OBSOLETE #include "gdb_stat.h" */
46 
/* OBSOLETE  */
47 
/* OBSOLETE  */
48 
/* OBSOLETE /* Work with core dump and executable files, for GDB.  */
49 
/* OBSOLETE    This code would be in corefile.c if it weren't machine-dependent. *x/ */
50 
/* OBSOLETE  */
51 
/* OBSOLETE void */
52 
/* OBSOLETE core_file_command (filename, from_tty) */
53 
/* OBSOLETE      char *filename; */
54 
/* OBSOLETE      int from_tty; */
55 
/* OBSOLETE { */
56 
/* OBSOLETE   int val; */
57 
/* OBSOLETE  */
58 
/* OBSOLETE   /* Discard all vestiges of any previous core file */
59 
/* OBSOLETE      and mark data and stack spaces as empty.  *x/ */
60 
/* OBSOLETE  */
61 
/* OBSOLETE   if (corefile) */
62 
/* OBSOLETE     free (corefile); */
63 
/* OBSOLETE   corefile = 0; */
64 
/* OBSOLETE  */
65 
/* OBSOLETE   if (corechan >= 0) */
66 
/* OBSOLETE     close (corechan); */
67 
/* OBSOLETE   corechan = -1; */
68 
/* OBSOLETE  */
69 
/* OBSOLETE   data_start = 0; */
70 
/* OBSOLETE   data_end = 0; */
71 
/* OBSOLETE   stack_start = STACK_END_ADDR; */
72 
/* OBSOLETE   stack_end = STACK_END_ADDR; */
73 
/* OBSOLETE  */
74 
/* OBSOLETE   /* Now, if a new core file was specified, open it and digest it.  *x/ */
75 
/* OBSOLETE  */
76 
/* OBSOLETE   if (filename) */
77 
/* OBSOLETE     { */
78 
/* OBSOLETE       filename = tilde_expand (filename); */
79 
/* OBSOLETE       make_cleanup (free, filename); */
80 
/* OBSOLETE        */
81 
/* OBSOLETE       if (have_inferior_p ()) */
82 
/* OBSOLETE     error ("To look at a core file, you must kill the program with \"kill\"."); */
83 
/* OBSOLETE       corechan = open (filename, O_RDONLY, 0); */
84 
/* OBSOLETE       if (corechan < 0) */
85 
/* OBSOLETE     perror_with_name (filename); */
86 
/* OBSOLETE       /* 4.2-style (and perhaps also sysV-style) core dump file.  *x/ */
87 
/* OBSOLETE       { */
88 
/* OBSOLETE     struct user u; */
89 
/* OBSOLETE  */
90 
/* OBSOLETE     unsigned int reg_offset; */
91 
/* OBSOLETE  */
92 
/* OBSOLETE     val = myread (corechan, &u, sizeof u); */
93 
/* OBSOLETE     if (val < 0) */
94 
/* OBSOLETE       perror_with_name ("Not a core file: reading upage"); */
95 
/* OBSOLETE     if (val != sizeof u) */
96 
/* OBSOLETE       error ("Not a core file: could only read %d bytes", val); */
97 
/* OBSOLETE     data_start = exec_data_start; */
98 
/* OBSOLETE  */
99 
/* OBSOLETE #if !defined (NBPG) */
100 
/* OBSOLETE #define NBPG NBPP */
101 
/* OBSOLETE #endif */
102 
/* OBSOLETE #if !defined (UPAGES) */
103 
/* OBSOLETE #define UPAGES USIZE */
104 
/* OBSOLETE #endif */
105 
/* OBSOLETE  */
106 
/* OBSOLETE     data_end = data_start + NBPG * u.u_dsize; */
107 
/* OBSOLETE     stack_start = stack_end - NBPG * u.u_ssize; */
108 
/* OBSOLETE     data_offset = NBPG * UPAGES + exec_data_start % NBPG /* Not sure about this //jkp *x/; */
109 
/* OBSOLETE     stack_offset = NBPG * (UPAGES + u.u_dsize); */
110 
/* OBSOLETE  */
111 
/* OBSOLETE     /* Some machines put an absolute address in here and some put */
112 
/* OBSOLETE        the offset in the upage of the regs.  *x/ */
113 
/* OBSOLETE     reg_offset = (int) u.u_state; */
114 
/* OBSOLETE     if (reg_offset > NBPG * UPAGES) */
115 
/* OBSOLETE       reg_offset -= KERNEL_U_ADDR; */
116 
/* OBSOLETE  */
117 
/* OBSOLETE     memcpy (&core_aouthdr, &u.u_exdata, sizeof (AOUTHDR)); */
118 
/* OBSOLETE     printf_unfiltered ("Core file is from \"%s\".\n", u.u_comm); */
119 
/* OBSOLETE  */
120 
/* OBSOLETE     /* I don't know where to find this info. */
121 
/* OBSOLETE        So, for now, mark it as not available.  *x/ */
122 
/* OBSOLETE     N_SET_MAGIC (core_aouthdr, 0); */
123 
/* OBSOLETE  */
124 
/* OBSOLETE     /* Read the register values out of the core file and store */
125 
/* OBSOLETE        them where `read_register' will find them.  *x/ */
126 
/* OBSOLETE  */
127 
/* OBSOLETE     { */
128 
/* OBSOLETE       register int regno; */
129 
/* OBSOLETE  */
130 
/* OBSOLETE       for (regno = 0; regno < NUM_REGS; regno++) */
131 
/* OBSOLETE         { */
132 
/* OBSOLETE           char buf[MAX_REGISTER_RAW_SIZE]; */
133 
/* OBSOLETE  */
134 
/* OBSOLETE           val = lseek (corechan, register_addr (regno, reg_offset), 0); */
135 
/* OBSOLETE           if (val < 0 */
136 
/* OBSOLETE               || (val = myread (corechan, buf, sizeof buf)) < 0) */
137 
/* OBSOLETE             { */
138 
/* OBSOLETE               char * buffer = (char *) alloca (strlen (REGISTER_NAME (regno)) */
139 
/* OBSOLETE                                                + 30); */
140 
/* OBSOLETE               strcpy (buffer, "Reading register "); */
141 
/* OBSOLETE               strcat (buffer, REGISTER_NAME (regno)); */
142 
/* OBSOLETE                                                 */
143 
/* OBSOLETE               perror_with_name (buffer); */
144 
/* OBSOLETE             } */
145 
/* OBSOLETE  */
146 
/* OBSOLETE           supply_register (regno, buf); */
147 
/* OBSOLETE         } */
148 
/* OBSOLETE     } */
149 
/* OBSOLETE       } */
150 
/* OBSOLETE       if (filename[0] == '/') */
151 
/* OBSOLETE     corefile = savestring (filename, strlen (filename)); */
152 
/* OBSOLETE       else */
153 
/* OBSOLETE     { */
154 
/* OBSOLETE       corefile = concat (current_directory, "/", filename, NULL); */
155 
/* OBSOLETE     } */
156 
/* OBSOLETE  */
157 
/* OBSOLETE       flush_cached_frames (); */
158 
/* OBSOLETE       select_frame (get_current_frame (), 0); */
159 
/* OBSOLETE       validate_files (); */
160 
/* OBSOLETE     } */
161 
/* OBSOLETE   else if (from_tty) */
162 
/* OBSOLETE     printf_unfiltered ("No core file now.\n"); */
163 
/* OBSOLETE } */

powered by: WebSVN 2.1.0

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