1 /* Utility to load a file into the simulator.
2 Copyright (C) 1997, 1998, 2001, 2002, 2004 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation, Inc.,
16 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18 /* This is a standalone loader, independent of the sim-basic.h machinery,
19 as it is used by simulators that don't use it [though that doesn't mean
20 to suggest that they shouldn't :-)]. */
26 #include <stdio.h> /* for NULL */
27 #ifdef ANSI_PROTOTYPES
37 #include "sim-basics.h"
39 #include "sim-utils.h"
41 #include "gdb/callback.h"
42 #include "gdb/remote-sim.h"
44 static void eprintf
PARAMS ((host_callback
*, const char *, ...));
45 static void xprintf
PARAMS ((host_callback
*, const char *, ...));
46 static void report_transfer_performance
47 PARAMS ((host_callback
*, unsigned long, time_t, time_t));
48 static void xprintf_bfd_vma
PARAMS ((host_callback
*, bfd_vma
));
50 /* Load program PROG into the simulator using the function DO_LOAD.
51 If PROG_BFD is non-NULL, the file has already been opened.
52 If VERBOSE_P is non-zero statistics are printed of each loaded section
53 and the transfer rate (for consistency with gdb).
54 If LMA_P is non-zero the program sections are loaded at the LMA
56 If this fails an error message is printed and NULL is returned.
57 If it succeeds the bfd is returned.
58 NOTE: For historical reasons, older hardware simulators incorrectly
59 write the program sections at LMA interpreted as a virtual address.
60 This is still accommodated for backward compatibility reasons. */
64 sim_load_file (sd
, myname
, callback
, prog
, prog_bfd
, verbose_p
, lma_p
, do_write
)
67 host_callback
*callback
;
72 sim_write_fn do_write
;
75 /* Record separately as we don't want to close PROG_BFD if it was passed. */
77 time_t start_time
= 0; /* Start and end times of download */
79 unsigned long data_count
= 0; /* Number of bytes transferred to memory */
80 int found_loadable_section
;
83 result_bfd
= prog_bfd
;
86 result_bfd
= bfd_openr (prog
, 0);
87 if (result_bfd
== NULL
)
89 eprintf (callback
, "%s: can't open \"%s\": %s\n",
90 myname
, prog
, bfd_errmsg (bfd_get_error ()));
95 if (!bfd_check_format (result_bfd
, bfd_object
))
97 eprintf (callback
, "%s: \"%s\" is not an object file: %s\n",
98 myname
, prog
, bfd_errmsg (bfd_get_error ()));
99 /* Only close if we opened it. */
100 if (prog_bfd
== NULL
)
101 bfd_close (result_bfd
);
106 start_time
= time (NULL
);
108 found_loadable_section
= 0;
109 for (s
= result_bfd
->sections
; s
; s
= s
->next
)
111 if (s
->flags
& SEC_LOAD
)
115 size
= bfd_get_section_size_before_reloc (s
);
121 buffer
= malloc (size
);
125 "%s: insufficient memory to load \"%s\"\n",
127 /* Only close if we opened it. */
128 if (prog_bfd
== NULL
)
129 bfd_close (result_bfd
);
133 lma
= bfd_section_lma (result_bfd
, s
);
135 lma
= bfd_section_vma (result_bfd
, s
);
138 xprintf (callback
, "Loading section %s, size 0x%lx %s ",
139 bfd_get_section_name (result_bfd
, s
),
140 (unsigned long) size
,
141 (lma_p
? "lma" : "vma"));
142 xprintf_bfd_vma (callback
, lma
);
143 xprintf (callback
, "\n");
146 bfd_get_section_contents (result_bfd
, s
, buffer
, 0, size
);
147 do_write (sd
, lma
, buffer
, size
);
148 found_loadable_section
= 1;
154 if (!found_loadable_section
)
157 "%s: no loadable sections \"%s\"\n",
164 end_time
= time (NULL
);
165 xprintf (callback
, "Start address ");
166 xprintf_bfd_vma (callback
, bfd_get_start_address (result_bfd
));
167 xprintf (callback
, "\n");
168 report_transfer_performance (callback
, data_count
, start_time
, end_time
);
171 bfd_cache_close (result_bfd
);
177 xprintf
VPARAMS ((host_callback
*callback
, const char *fmt
, ...))
179 #ifndef ANSI_PROTOTYPES
180 host_callback
*callback
;
186 #ifndef ANSI_PROTOTYPES
187 callback
= va_arg (ap
, host_callback
*);
188 fmt
= va_arg (ap
, char *);
191 (*callback
->vprintf_filtered
) (callback
, fmt
, ap
);
197 eprintf
VPARAMS ((host_callback
*callback
, const char *fmt
, ...))
199 #ifndef ANSI_PROTOTYPES
200 host_callback
*callback
;
206 #ifndef ANSI_PROTOTYPES
207 callback
= va_arg (ap
, host_callback
*);
208 fmt
= va_arg (ap
, char *);
211 (*callback
->evprintf_filtered
) (callback
, fmt
, ap
);
216 /* Report how fast the transfer went. */
219 report_transfer_performance (callback
, data_count
, start_time
, end_time
)
220 host_callback
*callback
;
221 unsigned long data_count
;
222 time_t start_time
, end_time
;
224 xprintf (callback
, "Transfer rate: ");
225 if (end_time
!= start_time
)
226 xprintf (callback
, "%ld bits/sec",
227 (data_count
* 8) / (end_time
- start_time
));
229 xprintf (callback
, "%ld bits in <1 sec", (data_count
* 8));
230 xprintf (callback
, ".\n");
234 This is intended to handle the vagaries of 32 vs 64 bits, etc. */
237 xprintf_bfd_vma (callback
, vma
)
238 host_callback
*callback
;
242 xprintf (callback
, "0x%lx", (unsigned long) vma
);