* remote-e7000.c (e7000_load): New routine to download via the
network. * (e7000_wait): Don't backup PC when we hit a breakpoint. Apparantly new sh2 pods get this right... * (e7000_ops): Add call to e7000_load.
This commit is contained in:
Stu Grossman
parent
805e36ab5d
commit
b5eccf7482
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@ -1,3 +1,11 @@
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Fri Feb 23 22:33:04 1996 Stu Grossman (grossman@critters.cygnus.com)
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* remote-e7000.c (e7000_load): New routine to download via the
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network.
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* (e7000_wait): Don't backup PC when we hit a breakpoint.
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Apparantly new sh2 pods get this right...
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* (e7000_ops): Add call to e7000_load.
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Thu Feb 22 00:52:42 1996 J.T. Conklin <jtc@rtl.cygnus.com>
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* config/m68k/{nbsd.mh,nbsd.mt,nm-nbsd.h,tm-nbsd.h,xm-nbsd.h},
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@ -1,5 +1,5 @@
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/* Remote debugging interface for Hitachi E7000 ICE, for GDB
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Copyright 1993, 1994 Free Software Foundation, Inc.
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Copyright 1993, 1994, 1996 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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Written by Steve Chamberlain for Cygnus Support.
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@ -1376,6 +1376,167 @@ e7000_kill (args, from_tty)
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{
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}
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static void
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e7000_load (args, from_tty)
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char *args;
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int from_tty;
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{
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struct cleanup *old_chain;
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asection *section;
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bfd *pbfd;
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bfd_vma entry;
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int i;
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#define WRITESIZE 0x1000
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char buf[2 + 4 + 4 + WRITESIZE]; /* `DT' + <addr> + <len> + <data> */
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char *filename;
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int quiet;
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int nostart;
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if (!strchr (dev_name, ':'))
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{
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generic_load (args, from_tty);
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return;
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}
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buf[0] = 'D';
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buf[1] = 'T';
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quiet = 0;
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nostart = 0;
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filename = NULL;
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while (*args != '\000')
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{
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char *arg;
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while (isspace (*args)) args++;
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arg = args;
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while ((*args != '\000') && !isspace (*args)) args++;
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if (*args != '\000')
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*args++ = '\000';
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if (*arg != '-')
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filename = arg;
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else if (strncmp (arg, "-quiet", strlen (arg)) == 0)
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quiet = 1;
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else if (strncmp (arg, "-nostart", strlen (arg)) == 0)
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nostart = 1;
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else
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error ("unknown option `%s'", arg);
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}
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if (!filename)
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filename = get_exec_file (1);
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pbfd = bfd_openr (filename, gnutarget);
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if (pbfd == NULL)
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{
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perror_with_name (filename);
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return;
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}
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old_chain = make_cleanup (bfd_close, pbfd);
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if (!bfd_check_format (pbfd, bfd_object))
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error ("\"%s\" is not an object file: %s", filename,
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bfd_errmsg (bfd_get_error ()));
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puts_e7000debug ("mw\r");
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expect ("\nOK");
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for (section = pbfd->sections; section; section = section->next)
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{
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if (bfd_get_section_flags (pbfd, section) & SEC_LOAD)
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{
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bfd_vma section_address;
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bfd_size_type section_size;
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file_ptr fptr;
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section_address = bfd_get_section_vma (pbfd, section);
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section_size = bfd_get_section_size_before_reloc (section);
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if (!quiet)
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printf_filtered ("[Loading section %s at 0x%x (%d bytes)]\n",
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bfd_get_section_name (pbfd, section),
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section_address,
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section_size);
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fptr = 0;
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while (section_size > 0)
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{
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int count;
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static char inds[] = "|/-\\";
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static int k = 0;
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QUIT;
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count = min (section_size, WRITESIZE);
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buf[2] = section_address >> 24;
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buf[3] = section_address >> 16;
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buf[4] = section_address >> 8;
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buf[5] = section_address;
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buf[6] = count >> 24;
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buf[7] = count >> 16;
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buf[8] = count >> 8;
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buf[9] = count;
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bfd_get_section_contents (pbfd, section, buf + 10, fptr, count);
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if (SERIAL_WRITE (e7000_desc, buf, count + 10))
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fprintf_unfiltered (gdb_stderr, "e7000_load: SERIAL_WRITE failed: %s\n", safe_strerror(errno));
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expect ("OK");
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if (!quiet)
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{
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printf_unfiltered ("\r%c", inds[k++ % 4]);
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gdb_flush (gdb_stdout);
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}
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section_address += count;
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fptr += count;
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section_size -= count;
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}
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}
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}
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write_e7000 ("ED");
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expect_prompt ();
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/* Finally, make the PC point at the start address */
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if (exec_bfd)
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write_pc (bfd_get_start_address (exec_bfd));
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inferior_pid = 0; /* No process now */
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/* This is necessary because many things were based on the PC at the time that
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we attached to the monitor, which is no longer valid now that we have loaded
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new code (and just changed the PC). Another way to do this might be to call
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normal_stop, except that the stack may not be valid, and things would get
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horribly confused... */
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clear_symtab_users ();
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if (!nostart)
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{
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entry = bfd_get_start_address (pbfd);
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if (!quiet)
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printf_unfiltered ("[Starting %s at 0x%x]\n", filename, entry);
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/* start_routine (entry);*/
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}
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do_cleanups (old_chain);
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}
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/* Clean up when a program exits.
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The program actually lives on in the remote processor's RAM, and may be
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@ -1773,7 +1934,7 @@ e7000_wait (pid, status)
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switch (stop_reason)
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{
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case 1: /* Breakpoint */
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write_pc (read_pc () - 2); /* PC is always off by 2 for breakpoints */
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write_pc (read_pc ()); /* PC is always off by 2 for breakpoints */
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status->value.sig = TARGET_SIGNAL_TRAP;
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break;
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case 0: /* Single step */
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@ -1846,7 +2007,7 @@ target e7000 foobar",
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0, /* to_terminal_ours */
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0, /* to_terminal_info */
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e7000_kill, /* to_kill */
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generic_load, /* to_load */
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e7000_load, /* to_load */
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0, /* to_lookup_symbol */
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e7000_create_inferior, /* to_create_inferior */
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e7000_mourn_inferior, /* to_mourn_inferior */
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