| /* Remote debugging interface for EST-300 ICE, for GDB |
| Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001 |
| Free Software Foundation, Inc. |
| Contributed by Cygnus Support. |
| |
| Written by Steve Chamberlain for Cygnus Support. |
| Re-written by Stu Grossman of Cygnus Support |
| |
| 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 "regcache.h" |
| |
| static void est_open (char *args, int from_tty); |
| |
| static void |
| est_supply_register (char *regname, int regnamelen, char *val, int vallen) |
| { |
| int regno; |
| |
| if (regnamelen != 2) |
| return; |
| |
| switch (regname[0]) |
| { |
| case 'S': |
| if (regname[1] != 'R') |
| return; |
| regno = PS_REGNUM; |
| break; |
| case 'P': |
| if (regname[1] != 'C') |
| return; |
| regno = PC_REGNUM; |
| break; |
| case 'D': |
| if (regname[1] < '0' || regname[1] > '7') |
| return; |
| regno = regname[1] - '0' + D0_REGNUM; |
| break; |
| case 'A': |
| if (regname[1] < '0' || regname[1] > '7') |
| return; |
| regno = regname[1] - '0' + A0_REGNUM; |
| break; |
| default: |
| return; |
| } |
| |
| monitor_supply_register (regno, val); |
| } |
| |
| /* |
| * This array of registers needs to match the indexes used by GDB. The |
| * whole reason this exists is because the various ROM monitors use |
| * different names than GDB does, and don't support all the |
| * registers either. So, typing "info reg sp" becomes a "r30". |
| */ |
| |
| static const char * |
| est_regname (int index) |
| { |
| |
| static char *regnames[] = |
| { |
| "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", |
| "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", |
| "SR", "PC", |
| }; |
| |
| |
| if ((index >= (sizeof (regnames) / sizeof (regnames[0]))) |
| || (index < 0) || (index >= NUM_REGS)) |
| return NULL; |
| else |
| return regnames[index]; |
| } |
| |
| /* |
| * Define the monitor command strings. Since these are passed directly |
| * through to a printf style function, we need can include formatting |
| * strings. We also need a CR or LF on the end. |
| */ |
| |
| static struct target_ops est_ops; |
| |
| static char *est_inits[] = |
| {"he\r", /* Resets the prompt, and clears repeated cmds */ |
| NULL}; |
| |
| static struct monitor_ops est_cmds; |
| |
| static void |
| init_est_cmds (void) |
| { |
| est_cmds.flags = MO_CLR_BREAK_USES_ADDR | MO_FILL_USES_ADDR | MO_NEED_REGDUMP_AFTER_CONT | |
| MO_SREC_ACK | MO_SREC_ACK_PLUS; |
| est_cmds.init = est_inits; /* Init strings */ |
| est_cmds.cont = "go\r"; /* continue command */ |
| est_cmds.step = "sidr\r"; /* single step */ |
| est_cmds.stop = "\003"; /* ^C interrupts the program */ |
| est_cmds.set_break = "sb %x\r"; /* set a breakpoint */ |
| est_cmds.clr_break = "rb %x\r"; /* clear a breakpoint */ |
| est_cmds.clr_all_break = "rb\r"; /* clear all breakpoints */ |
| est_cmds.fill = "bfb %x %x %x\r"; /* fill (start end val) */ |
| est_cmds.setmem.cmdb = "smb %x %x\r"; /* setmem.cmdb (addr, value) */ |
| est_cmds.setmem.cmdw = "smw %x %x\r"; /* setmem.cmdw (addr, value) */ |
| est_cmds.setmem.cmdl = "sml %x %x\r"; /* setmem.cmdl (addr, value) */ |
| est_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ |
| est_cmds.setmem.resp_delim = NULL; /* setreg.resp_delim */ |
| est_cmds.setmem.term = NULL; /* setreg.term */ |
| est_cmds.setmem.term_cmd = NULL; /* setreg.term_cmd */ |
| est_cmds.getmem.cmdb = "dmb %x %x\r"; /* getmem.cmdb (addr, len) */ |
| est_cmds.getmem.cmdw = "dmw %x %x\r"; /* getmem.cmdw (addr, len) */ |
| est_cmds.getmem.cmdl = "dml %x %x\r"; /* getmem.cmdl (addr, len) */ |
| est_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */ |
| est_cmds.getmem.resp_delim = ": "; /* getmem.resp_delim */ |
| est_cmds.getmem.term = NULL; /* getmem.term */ |
| est_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */ |
| est_cmds.setreg.cmd = "sr %s %x\r"; /* setreg.cmd (name, value) */ |
| est_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ |
| est_cmds.setreg.term = NULL; /* setreg.term */ |
| est_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */ |
| est_cmds.getreg.cmd = "dr %s\r"; /* getreg.cmd (name) */ |
| est_cmds.getreg.resp_delim = " = "; /* getreg.resp_delim */ |
| est_cmds.getreg.term = NULL; /* getreg.term */ |
| est_cmds.getreg.term_cmd = NULL; /* getreg.term_cmd */ |
| est_cmds.dump_registers = "dr\r"; /* dump_registers */ |
| est_cmds.register_pattern = "\\(\\w+\\) = \\([0-9a-fA-F]+\\)"; /* register_pattern */ |
| est_cmds.supply_register = est_supply_register; /* supply_register */ |
| est_cmds.load_routine = NULL; /* load_routine (defaults to SRECs) */ |
| est_cmds.load = "dl\r"; /* download command */ |
| est_cmds.loadresp = "+"; /* load response */ |
| est_cmds.prompt = ">BKM>"; /* monitor command prompt */ |
| est_cmds.line_term = "\r"; /* end-of-line terminator */ |
| est_cmds.cmd_end = NULL; /* optional command terminator */ |
| est_cmds.target = &est_ops; /* target operations */ |
| est_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ |
| est_cmds.regnames = NULL; |
| est_cmds.regname = est_regname; /*register names*/ |
| est_cmds.magic = MONITOR_OPS_MAGIC; /* magic */ |
| } /* init_est_cmds */ |
| |
| static void |
| est_open (char *args, int from_tty) |
| { |
| monitor_open (args, &est_cmds, from_tty); |
| } |
| |
| void |
| _initialize_est (void) |
| { |
| init_est_cmds (); |
| init_monitor_ops (&est_ops); |
| |
| est_ops.to_shortname = "est"; |
| est_ops.to_longname = "EST background debug monitor"; |
| est_ops.to_doc = "Debug via the EST BDM.\n\ |
| Specify the serial device it is connected to (e.g. /dev/ttya)."; |
| est_ops.to_open = est_open; |
| |
| add_target (&est_ops); |
| } |