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Diffstat (limited to 'gdb/op50-rom.c')
| -rw-r--r-- | gdb/op50-rom.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/gdb/op50-rom.c b/gdb/op50-rom.c new file mode 100644 index 00000000000..32620918414 --- /dev/null +++ b/gdb/op50-rom.c @@ -0,0 +1,142 @@ +/* Remote target glue for the Oki op50n based eval board. + + Copyright 1995 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" + +static void op50n_open PARAMS ((char *args, int from_tty)); + +/* + * this array of registers need to match the indexes used by GDB. The + * whole reason this exists is cause the various ROM monitors use + * different strings than GDB does, and doesn't support all the + * registers either. So, typing "info reg sp" becomes a "r30". + */ + +static char *op50n_regnames[NUM_REGS] = +{ + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", + "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", + "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", + "cr11", "p", NULL, NULL, NULL, "cr15", "cr19", "cr20", + "cr21", "cr22", NULL, NULL, NULL, NULL, NULL, NULL, + NULL, NULL, NULL, "cr0", "cr8", "cr9", "cr10","cr12", + "cr13", "cr24", "cr25", "cr26", +}; + +/* + * 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 op50n_ops; + +static char *op50n_inits[] = {".\r", NULL}; + +static struct monitor_ops op50n_cmds ; + +static void +init_op50n_cmds(void) +{ + op50n_cmds.flags = MO_CLR_BREAK_USES_ADDR /*| MO_GETMEM_READ_SINGLE*/; /* flags */ + op50n_cmds.init = op50n_inits; /* Init strings */ + op50n_cmds.cont = "g\r"; /* continue command */ + op50n_cmds.step = "t\r"; /* single step */ + op50n_cmds.stop = "\003.\r"; /* Interrupt char */ + op50n_cmds.set_break = "b %x\r"; /* set a breakpoint */ + op50n_cmds.clr_break = "b %x;0\r"; /* clear breakpoint at addr */ + op50n_cmds.clr_all_break = "bx\r"; /* clear all breakpoints */ + op50n_cmds.fill = "fx %x s%x %x\r"; /* memory fill cmd (addr, len, val) */ + op50n_cmds.setmem.cmdb = "sx %x %x\r"; /* setmem.cmdb (addr, value) */ + op50n_cmds.setmem.cmdw = "sh %x %x\r"; /* setmem.cmdw (addr, value) */ + op50n_cmds.setmem.cmdl = "s %x %x\r"; /* setmem.cmdl (addr, value) */ + op50n_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ + op50n_cmds.setmem.resp_delim = NULL; /* setmem.resp_delim */ + op50n_cmds.setmem.term = NULL; /* setmem.term */ + op50n_cmds.setmem.term_cmd = NULL; /* setmem.term_cmd */ +#if 0 + { + "sx %x\r", /* getmem.cmdb (addr, len) */ + "sh %x\r", /* getmem.cmdw (addr, len) */ + "s %x\r", /* getmem.cmdl (addr, len) */ + NULL, /* getmem.cmdll (addr, len) */ + " : ", /* getmem.resp_delim */ + " ", /* getmem.term */ + ".\r", /* getmem.term_cmd */ + } ; +#else + op50n_cmds.getmem.cmdb = "dx %x s%x\r"; /* getmem.cmdb (addr, len) */ + op50n_cmds.getmem.cmdw = NULL; /* getmem.cmdw (addr, len) */ + op50n_cmds.getmem.cmdl = NULL; /* getmem.cmdl (addr, len) */ + op50n_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */ + op50n_cmds.getmem.resp_delim = " : "; /* getmem.resp_delim */ + op50n_cmds.getmem.term = NULL; /* getmem.term */ + op50n_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */ +#endif + op50n_cmds.setreg.cmd = "x %s %x\r"; /* setreg.cmd (name, value) */ + op50n_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ + op50n_cmds.setreg.term = NULL; /* setreg.term */ + op50n_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */ + op50n_cmds.getreg.cmd = "x %s\r"; /* getreg.cmd (name) */ + op50n_cmds.getreg.resp_delim = "="; /* getreg.resp_delim */ + op50n_cmds.getreg.term = " "; /* getreg.term */ + op50n_cmds.getreg.term_cmd = ".\r"; /* getreg.term_cmd */ + op50n_cmds.dump_registers = NULL; /* dump_registers */ + op50n_cmds.register_pattern = NULL; /* register_pattern */ + op50n_cmds.supply_register = NULL; /* supply_register */ + op50n_cmds.load_routine = NULL; /* load routine */ + op50n_cmds.load = "r 0\r"; /* download command */ + op50n_cmds.loadresp = NULL; /* load response */ + op50n_cmds.prompt = "\n#"; /* monitor command prompt */ + op50n_cmds.line_term = "\r"; /* end-of-command delimitor */ + op50n_cmds.cmd_end = NULL; /* optional command terminator */ + op50n_cmds.target = &op50n_ops; /* target operations */ + op50n_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ + op50n_cmds.regnames = op50n_regnames; /* register names */ + op50n_cmds.magic = MONITOR_OPS_MAGIC; /* magic */ +}; + +static void +op50n_open (args, from_tty) + char *args; + int from_tty; +{ + monitor_open (args, &op50n_cmds, from_tty); +} + +void +_initialize_op50n () +{ + init_op50n_cmds() ; + init_monitor_ops (&op50n_ops); + + op50n_ops.to_shortname = "op50n"; + op50n_ops.to_longname = "Oki's debug monitor for the Op50n Eval board"; + op50n_ops.to_doc = "Debug on a Oki OP50N eval board.\n\ +Specify the serial device it is connected to (e.g. /dev/ttya)."; + op50n_ops.to_open = op50n_open; + + add_target (&op50n_ops); +} |