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Diffstat (limited to 'gdb/mon960-rom.c')
| -rw-r--r-- | gdb/mon960-rom.c | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/gdb/mon960-rom.c b/gdb/mon960-rom.c deleted file mode 100644 index 2b7fe5fd58d..00000000000 --- a/gdb/mon960-rom.c +++ /dev/null @@ -1,260 +0,0 @@ -/* Remote target glue for the Intel 960 MON960 ROM monitor. - Copyright 1995, 1996, 1997, 1998, 1999, 2000 - Free Software Foundation, Inc. - - 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 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. */ - - -#include "defs.h" -#include "gdbcore.h" -#include "target.h" -#include "monitor.h" -#include "serial.h" -#include "srec.h" -#include "xmodem.h" -#include "symtab.h" -#include "symfile.h" /* for generic_load */ -#include "inferior.h" /* for write_pc() */ - -#define USE_GENERIC_LOAD - -static struct target_ops mon960_ops; - -static void mon960_open (char *args, int from_tty); - -#ifdef USE_GENERIC_LOAD - -static void -mon960_load_gen (char *filename, int from_tty) -{ - generic_load (filename, from_tty); - /* Finally, make the PC point at the start address */ - if (exec_bfd) - write_pc (bfd_get_start_address (exec_bfd)); - - inferior_ptid = null_ptid; /* No process now */ -} - -#else - -static void -mon960_load (struct serial *desc, char *file, int hashmark) -{ - bfd *abfd; - asection *s; - char *buffer; - int i; - - buffer = alloca (XMODEM_PACKETSIZE); - abfd = bfd_openr (file, 0); - if (!abfd) - { - printf_filtered ("Unable to open file %s\n", file); - return; - } - if (bfd_check_format (abfd, bfd_object) == 0) - { - printf_filtered ("File is not an object file\n"); - return; - } - for (s = abfd->sections; s; s = s->next) - if (s->flags & SEC_LOAD) - { - bfd_size_type section_size; - printf_filtered ("%s\t: 0x%4x .. 0x%4x ", s->name, s->vma, - s->vma + s->_raw_size); - gdb_flush (gdb_stdout); - monitor_printf (current_monitor->load, s->vma); - if (current_monitor->loadresp) - monitor_expect (current_monitor->loadresp, NULL, 0); - xmodem_init_xfer (desc); - section_size = bfd_section_size (abfd, s); - for (i = 0; i < section_size; i += XMODEM_DATASIZE) - { - int numbytes; - numbytes = min (XMODEM_DATASIZE, section_size - i); - bfd_get_section_contents (abfd, s, buffer + XMODEM_DATAOFFSET, i, - numbytes); - xmodem_send_packet (desc, buffer, numbytes, hashmark); - if (hashmark) - { - putchar_unfiltered ('#'); - gdb_flush (gdb_stdout); - } - } /* Per-packet (or S-record) loop */ - xmodem_finish_xfer (desc); - monitor_expect_prompt (NULL, 0); - putchar_unfiltered ('\n'); - } /* Loadable sections */ - if (hashmark) - putchar_unfiltered ('\n'); -} - -#endif /* USE_GENERIC_LOAD */ - -/* This array of registers need to match the indexes used by GDB. - This exists because the various ROM monitors use different strings - than does GDB, and don't necessarily support all the registers - either. So, typing "info reg sp" becomes a "r30". */ - -/* these correspond to the offsets from tm-* files from config directories */ -/* g0-g14, fp, pfp, sp, rip,r3-15, pc, ac, tc, fp0-3 */ -/* NOTE: "ip" is documented as "ir" in the Mon960 UG. */ -/* NOTE: "ir" can't be accessed... but there's an ip and rip. */ -static char *full_regnames[NUM_REGS] = -{ - /* 0 */ "pfp", "sp", "rip", "r3", "r4", "r5", "r6", "r7", - /* 8 */ "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - /* 16 */ "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7", - /* 24 */ "g8", "g9", "g10", "g11", "g12", "g13", "g14", "fp", - /* 32 */ "pc", "ac", "tc", "ip", "fp0", "fp1", "fp2", "fp3", -}; - -static char *mon960_regnames[NUM_REGS]; - -/* Define the monitor command strings. Since these are passed directly - through to a printf style function, we may include formatting - strings. We also need a CR or LF on the end. */ - -/* need to pause the monitor for timing reasons, so slow it down */ - -#if 0 -/* FIXME: this extremely long init string causes MON960 to return two NAKS - instead of performing the autobaud recognition, at least when gdb - is running on GNU/Linux. The short string below works on Linux, and on - SunOS using a tcp serial connection. Must retest on SunOS using a - direct serial connection; if that works, get rid of the long string. */ -static char *mon960_inits[] = -{"\n\r\r\r\r\r\r\r\r\r\r\r\r\r\r\n\r\n\r\n", NULL}; -#else -static char *mon960_inits[] = -{"\r", NULL}; -#endif - -static struct monitor_ops mon960_cmds; - -static void -init_mon960_cmds (void) -{ - mon960_cmds.flags = MO_CLR_BREAK_USES_ADDR - | MO_NO_ECHO_ON_OPEN | MO_SEND_BREAK_ON_STOP | MO_GETMEM_READ_SINGLE; /* flags */ - mon960_cmds.init = mon960_inits; /* Init strings */ - mon960_cmds.cont = "go\n\r"; /* continue command */ - mon960_cmds.step = "st\n\r"; /* single step */ - mon960_cmds.stop = NULL; /* break interrupts the program */ - mon960_cmds.set_break = NULL; /* set a breakpoint */ - mon960_cmds.clr_break = /* can't use "br" because only 2 hw bps are supported */ - mon960_cmds.clr_all_break = NULL; /* clear a breakpoint - "de" is for hw bps */ - NULL, /* clear all breakpoints */ - mon960_cmds.fill = NULL; /* fill (start end val) */ - /* can't use "fi" because it takes words, not bytes */ - /* can't use "mb", "md" or "mo" because they require interaction */ - mon960_cmds.setmem.cmdb = NULL; /* setmem.cmdb (addr, value) */ - mon960_cmds.setmem.cmdw = NULL; /* setmem.cmdw (addr, value) */ - mon960_cmds.setmem.cmdl = "md %x %x\n\r"; /* setmem.cmdl (addr, value) */ - mon960_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ - mon960_cmds.setmem.resp_delim = NULL; /* setmem.resp_delim */ - mon960_cmds.setmem.term = NULL; /* setmem.term */ - mon960_cmds.setmem.term_cmd = NULL; /* setmem.term_cmd */ - /* since the parsing of multiple bytes is difficult due to - interspersed addresses, we'll only read 1 value at a time, - even tho these can handle a count */ - mon960_cmds.getmem.cmdb = "db %x\n\r"; /* getmem.cmdb (addr, #bytes) */ - mon960_cmds.getmem.cmdw = "ds %x\n\r"; /* getmem.cmdw (addr, #swords) */ - mon960_cmds.getmem.cmdl = "di %x\n\r"; /* getmem.cmdl (addr, #words) */ - mon960_cmds.getmem.cmdll = "dd %x\n\r"; /* getmem.cmdll (addr, #dwords) */ - mon960_cmds.getmem.resp_delim = " : "; /* getmem.resp_delim */ - mon960_cmds.getmem.term = NULL; /* getmem.term */ - mon960_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */ - mon960_cmds.setreg.cmd = "md %s %x\n\r"; /* setreg.cmd (name, value) */ - mon960_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ - mon960_cmds.setreg.term = NULL; /* setreg.term */ - mon960_cmds.setreg.term_cmd = NULL, /* setreg.term_cmd */ - mon960_cmds.getreg.cmd = "di %s\n\r"; /* getreg.cmd (name) */ - mon960_cmds.getreg.resp_delim = " : "; /* getreg.resp_delim */ - mon960_cmds.getreg.term = NULL; /* getreg.term */ - mon960_cmds.getreg.term_cmd = NULL; /* getreg.term_cmd */ - mon960_cmds.dump_registers = "re\n\r"; /* dump_registers */ - mon960_cmds.register_pattern = "\\(\\w+\\)=\\([0-9a-fA-F]+\\)"; /* register_pattern */ - mon960_cmds.supply_register = NULL; /* supply_register */ -#ifdef USE_GENERIC_LOAD - mon960_cmds.load_routine = NULL; /* load_routine (defaults to SRECs) */ - mon960_cmds.load = NULL; /* download command */ - mon960_cmds.loadresp = NULL; /* load response */ -#else - mon960_cmds.load_routine = mon960_load; /* load_routine (defaults to SRECs) */ - mon960_cmds.load = "do\n\r"; /* download command */ - mon960_cmds.loadresp = "Downloading\n\r"; /* load response */ -#endif - mon960_cmds.prompt = "=>"; /* monitor command prompt */ - mon960_cmds.line_term = "\n\r"; /* end-of-command delimitor */ - mon960_cmds.cmd_end = NULL; /* optional command terminator */ - mon960_cmds.target = &mon960_ops; /* target operations */ - mon960_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ - mon960_cmds.regnames = mon960_regnames; /* registers names */ - mon960_cmds.magic = MONITOR_OPS_MAGIC; /* magic */ -}; - -static void -mon960_open (char *args, int from_tty) -{ - char buf[64]; - - monitor_open (args, &mon960_cmds, from_tty); - - /* Attempt to fetch the value of the first floating point register (fp0). - If the monitor returns a string containing the word "Bad" we'll assume - this processor has no floating point registers, and nullify the - regnames entries that refer to FP registers. */ - - monitor_printf (mon960_cmds.getreg.cmd, full_regnames[FP0_REGNUM]); /* di fp0 */ - if (monitor_expect_prompt (buf, sizeof (buf)) != -1) - if (strstr (buf, "Bad") != NULL) - { - int i; - - for (i = FP0_REGNUM; i < FP0_REGNUM + 4; i++) - mon960_regnames[i] = NULL; - } -} - -void -_initialize_mon960 (void) -{ - memcpy (mon960_regnames, full_regnames, sizeof (full_regnames)); - - init_mon960_cmds (); - - init_monitor_ops (&mon960_ops); - - mon960_ops.to_shortname = "mon960"; /* for the target command */ - mon960_ops.to_longname = "Intel 960 MON960 monitor"; -#ifdef USE_GENERIC_LOAD - mon960_ops.to_load = mon960_load_gen; /* FIXME - should go back and try "do" */ -#endif - /* use SW breaks; target only supports 2 HW breakpoints */ - mon960_ops.to_insert_breakpoint = memory_insert_breakpoint; - mon960_ops.to_remove_breakpoint = memory_remove_breakpoint; - - mon960_ops.to_doc = - "Use an Intel 960 board running the MON960 debug monitor.\n\ -Specify the serial device it is connected to (e.g. /dev/ttya)."; - - mon960_ops.to_open = mon960_open; - add_target (&mon960_ops); -} |