/* S-record download support for GDB, the GNU debugger.
- Copyright 1995, 1996 Free Software Foundation, Inc.
+ Copyright 1995, 1996, 1997 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "serial.h"
#include "srec.h"
#include <time.h>
-extern void report_transfer_performance PARAMS ((unsigned long, time_t, time_t));
+extern void report_transfer_performance (unsigned long, time_t, time_t);
extern int remote_debug;
-static int make_srec PARAMS ((char *srec, CORE_ADDR targ_addr, bfd *abfd,
- asection *sect, int sectoff, int *maxrecsize,
- int flags));
-
-/* Download an executable by converting it to S records. DESC is a serial_t
- to send the data to. FILE is the name of the file to be loaded.
- LOAD_OFFSET is the offset into memory to load data into. It is usually
- specified by the user and is useful with the a.out file format.
- MAXRECSIZE is the length in chars of the largest S-record the host can
- accomodate. This is measured from the starting `S' to the last char of the
- checksum. FLAGS is various random flags, and HASHMARK is non-zero to cause
- a `#' to be printed out for each record loaded. WAITACK, if non-NULL, is
- a function that waits for an acknowledgement after each S-record, and
- returns non-zero if the ack is read correctly. */
+static int make_srec (char *srec, CORE_ADDR targ_addr, bfd * abfd,
+ asection * sect, int sectoff, int *maxrecsize,
+ int flags);
+
+/* Download an executable by converting it to S records. DESC is a
+ serial_t to send the data to. FILE is the name of the file to be
+ loaded. LOAD_OFFSET is the offset into memory to load data into.
+ It is usually specified by the user and is useful with the a.out
+ file format. MAXRECSIZE is the length in chars of the largest
+ S-record the host can accomodate. This is measured from the
+ starting `S' to the last char of the checksum. FLAGS is various
+ random flags, and HASHMARK is non-zero to cause a `#' to be
+ printed out for each record loaded. WAITACK, if non-NULL, is a
+ function that waits for an acknowledgement after each S-record,
+ and returns non-zero if the ack is read correctly. */
void
load_srec (desc, file, load_offset, maxrecsize, flags, hashmark, waitack)
int maxrecsize;
int flags;
int hashmark;
- int (*waitack) PARAMS ((void));
+ int (*waitack) (void);
{
bfd *abfd;
asection *s;
time_t start_time, end_time;
unsigned long data_count = 0;
- srec = (char *)alloca (maxrecsize + 1);
+ srec = (char *) alloca (maxrecsize + 1);
abfd = bfd_openr (file, 0);
if (!abfd)
}
start_time = time (NULL);
-
+
+ /* Write a type 0 header record. no data for a type 0, and there
+ is no data, so len is 0. */
+
+ reclen = maxrecsize;
+ make_srec (srec, 0, NULL, (asection *) 1, 0, &reclen, flags);
+ if (remote_debug)
+ {
+ srec[reclen] = '\0';
+ puts_debug ("sent -->", srec, "<--");
+ }
+ SERIAL_WRITE (desc, srec, reclen);
+
for (s = abfd->sections; s; s = s->next)
if (s->flags & SEC_LOAD)
{
int numbytes;
bfd_vma addr = bfd_get_section_vma (abfd, s) + load_offset;
bfd_size_type size = bfd_get_section_size_before_reloc (s);
-
- printf_filtered ("%s\t: 0x%08x .. 0x%08x ",
- bfd_get_section_name (abfd, s),
- (int) addr, (int) addr + size);
+ char *section_name = (char *) bfd_get_section_name (abfd, s);
+ /* Both GDB and BFD have mechanisms for printing addresses.
+ In the below, GDB's is used so that the address is
+ consistent with the rest of GDB. BFD's printf_vma() could
+ have also been used. cagney 1999-09-01 */
+ printf_filtered ("%s\t: 0x%s .. 0x%s ",
+ section_name,
+ paddr (addr),
+ paddr (addr + size));
gdb_flush (gdb_stdout);
data_count += size;
i, &reclen, flags);
if (remote_debug)
- fprintf_unfiltered (gdb_stderr, "%.*s\\r\n", reclen-1, srec);
+ {
+ srec[reclen] = '\0';
+ puts_debug ("sent -->", srec, "<--");
+ }
- /* Repeatedly send the S-record until a good acknowledgement
- is sent back. */
+ /* Repeatedly send the S-record until a good
+ acknowledgement is sent back. */
do
{
- SERIAL_WRITE (desc, srec, reclen);
+ SERIAL_WRITE (desc, srec, reclen);
+ if (ui_load_progress_hook)
+ if (ui_load_progress_hook (section_name, (unsigned long) i))
+ error ("Canceled the download");
}
- while (waitack != NULL && !waitack());
+ while (waitack != NULL && !waitack ());
if (hashmark)
{
}
} /* Per-packet (or S-record) loop */
+ if (ui_load_progress_hook)
+ if (ui_load_progress_hook (section_name, (unsigned long) i))
+ error ("Canceled the download");
putchar_unfiltered ('\n');
- } /* Loadable sections */
+ }
- if (hashmark)
+ if (hashmark)
putchar_unfiltered ('\n');
end_time = time (NULL);
-
- /* Write a type 7 terminator record. no data for a type 7, and there
- is no data, so len is 0. */
+
+ /* Write a terminator record. */
reclen = maxrecsize;
make_srec (srec, abfd->start_address, NULL, NULL, 0, &reclen, flags);
if (remote_debug)
- fprintf_unfiltered (gdb_stderr, "%.*s\\r\n", reclen-1, srec);
+ {
+ srec[reclen] = '\0';
+ puts_debug ("sent -->", srec, "<--");
+ }
+
SERIAL_WRITE (desc, srec, reclen);
- SERIAL_WRITE (desc, "\r\r", 2); /* Some monitors need these to wake up */
+ /* Some monitors need these to wake up properly. (Which ones? -sts) */
+ SERIAL_WRITE (desc, "\r\r", 2);
+ if (remote_debug)
+ puts_debug ("sent -->", "\r\r", "<---");
SERIAL_FLUSH_INPUT (desc);
/*
* make_srec -- make an srecord. This writes each line, one at a
- * time, each with it's own header and trailer line.
- * An srecord looks like this:
+ * time, each with it's own header and trailer line.
+ * An srecord looks like this:
*
* byte count-+ address
* start ---+ | | data +- checksum
- * | | | |
- * S01000006F6B692D746573742E73726563E4
- * S315000448600000000000000000FC00005900000000E9
- * S31A0004000023C1400037DE00F023604000377B009020825000348D
- * S30B0004485A0000000000004E
- * S70500040000F6
+ * | | | |
+ * S01000006F6B692D746573742E73726563E4
+ * S315000448600000000000000000FC00005900000000E9
+ * S31A0004000023C1400037DE00F023604000377B009020825000348D
+ * S30B0004485A0000000000004E
+ * S70500040000F6
*
- * S<type><length><address><data><checksum>
+ * S<type><length><address><data><checksum>
*
* Where
* - length
* - data
* is the data.
* - checksum
- * is the sum of all the raw byte data in the record, from the length
+ * is the sum of all the raw byte data in the record, from the length
* upwards, modulo 256 and subtracted from 255.
*
* This routine returns the length of the S-record.
unsigned char checksum;
int tmp;
const static char hextab[] = "0123456789ABCDEF";
- const static char data_code_table[] = "xx123";
- const static char term_code_table[] = "xx987";
- const static char *formats[] = {NULL, NULL, "S%c%02X%04X", "S%c%02X%06X",
- "S%c%02X%08X"};
+ const static char data_code_table[] = "123";
+ const static char term_code_table[] = "987";
+ const static char header_code_table[] = "000";
+ const static char *formats[] =
+ {"S%c%02X%04X",
+ "S%c%02X%06X",
+ "S%c%02X%08X"};
char const *code_table;
int addr_size;
int payload_size;
- int type_code;
char *binbuf;
char *p;
if (sect)
{
- tmp = flags; /* Data record */
- code_table = data_code_table;
- binbuf = alloca (*maxrecsize/2);
+ tmp = flags; /* Data or header record */
+ code_table = abfd ? data_code_table : header_code_table;
+ binbuf = alloca (*maxrecsize / 2);
}
else
{
- tmp = flags >> SREC_TERM_SHIFT; /* Term record */
+ tmp = flags >> SREC_TERM_SHIFT; /* Term record */
code_table = term_code_table;
}
else if (tmp & SREC_4_BYTE_ADDR)
addr_size = 4;
else
- fatal ("make_srec: Bad address (0x%x), or bad flags (0x%x).", targ_addr,
- flags);
+ internal_error ("make_srec: Bad address (0x%x), or bad flags (0x%x).",
+ targ_addr, flags);
-/* Now that we know the address size, we can figure out how much data this
- record can hold. */
+ /* Now that we know the address size, we can figure out how much
+ data this record can hold. */
- if (sect)
+ if (sect && abfd)
{
payload_size = (*maxrecsize - (1 + 1 + 2 + addr_size * 2 + 2)) / 2;
payload_size = min (payload_size, sect->_raw_size - sectoff);
bfd_get_section_contents (abfd, sect, binbuf, sectoff, payload_size);
}
else
- payload_size = 0; /* Term packets have no payload */
+ payload_size = 0; /* Term or header packets have no payload */
-/* Output the header. */
+ /* Output the header. */
- sprintf (srec, formats[addr_size], code_table[addr_size],
- addr_size + payload_size + 1, targ_addr);
+ sprintf (srec, formats[addr_size - 2], code_table[addr_size - 2],
+ addr_size + payload_size + 1, (int) targ_addr);
-/* Note that the checksum is calculated on the raw data, not the hexified
- data. It includes the length, address and the data portions of the
- packet. */
+ /* Note that the checksum is calculated on the raw data, not the
+ hexified data. It includes the length, address and the data
+ portions of the packet. */
checksum = 0;
-
- checksum += (payload_size + addr_size + 1 /* Packet length */
+
+ checksum += (payload_size + addr_size + 1 /* Packet length */
+ (targ_addr & 0xff) /* Address... */
- + ((targ_addr >> 8) & 0xff)
+ + ((targ_addr >> 8) & 0xff)
+ ((targ_addr >> 16) & 0xff)
+ ((targ_addr >> 24) & 0xff));
-
+
p = srec + 1 + 1 + 2 + addr_size * 2;
- /* build the srecord */
+ /* Build the Srecord. */
for (tmp = 0; tmp < payload_size; tmp++)
{
unsigned char k;
k = binbuf[tmp];
- *p++ = hextab [k >> 4];
- *p++ = hextab [k & 0xf];
+ *p++ = hextab[k >> 4];
+ *p++ = hextab[k & 0xf];
checksum += k;
}