-/* Remote target glue for the rom68k ROM monitor. This was running on a
-Motorola IDP board.
-
- Copyright 1988, 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
+/* Remote target glue for the ROM68K ROM monitor.
+ Copyright 1988, 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
This file is part of GDB.
#include "monitor.h"
#include "serial.h"
-void rom68k_open();
+static void rom68k_open PARAMS ((char *args, int from_tty));
+
+static void
+rom68k_supply_register (regname, regnamelen, val, vallen)
+ char *regname;
+ int regnamelen;
+ char *val;
+ int vallen;
+{
+ int numregs;
+ int regno;
+
+ numregs = 1;
+ regno = -1;
+
+ if (regnamelen == 2)
+ switch (regname[0])
+ {
+ case 'S':
+ if (regname[1] == 'R')
+ regno = PS_REGNUM;
+ break;
+ case 'P':
+ if (regname[1] == 'C')
+ regno = PC_REGNUM;
+ break;
+ case 'D':
+ if (regname[1] != 'R')
+ break;
+ regno = D0_REGNUM;
+ numregs = 8;
+ break;
+ case 'A':
+ if (regname[1] != 'R')
+ break;
+ regno = A0_REGNUM;
+ numregs = 7;
+ break;
+ }
+ else if (regnamelen == 3)
+ switch (regname[0])
+ {
+ case 'I':
+ if (regname[1] == 'S' && regname[2] == 'P')
+ regno = SP_REGNUM;
+ }
+
+ if (regno >= 0)
+ while (numregs-- > 0)
+ val = monitor_supply_register (regno++, val);
+}
+
+/* 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". */
-/*
- * 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 *rom68k_regnames[NUM_REGS] = {
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
"A0", "A1", "A2", "A3", "A4", "A5", "A6", "ISP",
"SR", "PC" };
-/*
- * 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 rom68k_ops = {
- "rom68k", /* to_shortname */
- "Rom68k debug monitor for the IDP Eval board", /* to_longname */
- "Debug on a Motorola IDP eval board running the ROM68K monitor.\n\
-Specify the serial device it is connected to (e.g. /dev/ttya).",
- rom68k_open, /* to_open */
- monitor_close, /* to_close */
- NULL, /* to_attach */
- monitor_detach, /* to_detach */
- monitor_resume, /* to_resume */
- monitor_wait, /* to_wait */
- monitor_fetch_registers, /* to_fetch_registers */
- monitor_store_registers, /* to_store_registers */
- monitor_prepare_to_store, /* to_prepare_to_store */
- monitor_xfer_memory, /* to_xfer_memory */
- monitor_files_info, /* to_files_info */
- monitor_insert_breakpoint, /* to_insert_breakpoint */
- monitor_remove_breakpoint, /* to_remove_breakpoint */
- 0, /* to_terminal_init */
- 0, /* to_terminal_inferior */
- 0, /* to_terminal_ours_for_output */
- 0, /* to_terminal_ours */
- 0, /* to_terminal_info */
- monitor_kill, /* to_kill */
- monitor_load, /* to_load */
- 0, /* to_lookup_symbol */
- NULL, /* to_create_inferior */
- monitor_mourn_inferior, /* to_mourn_inferior */
- 0, /* to_can_run */
- 0, /* to_notice_signals */
- 0, /* to_stop */
- process_stratum, /* to_stratum */
- 0, /* to_next */
- 1, /* to_has_all_memory */
- 1, /* to_has_memory */
- 1, /* to_has_stack */
- 1, /* to_has_registers */
- 1, /* to_has_execution */
- 0, /* sections */
- 0, /* sections_end */
- OPS_MAGIC /* to_magic */
-};
+/* 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. */
+
+static struct target_ops rom68k_ops;
-static char *rom68k_loadtypes[] = {"none", "srec", "default", NULL};
-static char *rom68k_loadprotos[] = {"none", NULL};
+static char *rom68k_inits[] = {".\r\r", NULL}; /* Exits pm/pr & download cmds */
static struct monitor_ops rom68k_cmds =
{
- 1, /* 1 for ASCII, 0 for binary */
- ".\r\r", /* monitor init string */
- "go \r", /* execute or usually GO command */
- "go \r", /* continue command */
- "st \r", /* single step */
+ 0, /* flags */
+ rom68k_inits, /* monitor init string */
+ "go\r", /* continue command */
+ "st\r", /* single step */
+ NULL, /* No way to interrupt program */
"db %x\r", /* set a breakpoint */
"cb %x\r", /* clear a breakpoint */
- 0, /* 0 for number, 1 for address */
+ "cb *\r", /* clear all breakpoints */
+ "fm %x %x %x\r", /* fill (start len val) */
{
- "pm %x %x\r", /* setmem.cmd (addr, value) */
+ "pm %x %x\r", /* setmem.cmdb (addr, value) */
+ "pm.w %x %x\r", /* setmem.cmdw (addr, value) */
+ "pm.l %x %x\r", /* setmem.cmdl (addr, value) */
+ NULL, /* setmem.cmdll (addr, value) */
NULL, /* setreg.resp_delim */
NULL, /* setreg.term */
NULL, /* setreg.term_cmd */
},
{
- "dm %x 1\r", /* getmem.cmd (addr) */
+ "dm %x %x\r", /* getmem.cmdb (addr, len) */
+ "dm.w %x %x\r", /* getmem.cmdw (addr, len) */
+ "dm.l %x %x\r", /* getmem.cmdl (addr, len) */
+ NULL, /* getmem.cmdll (addr, len) */
" ", /* getmem.resp_delim */
NULL, /* getmem.term */
NULL, /* getmem.term_cmd */
"= ", /* getreg.term */
".\r" /* getreg.term_cmd */
},
+ "dr\r", /* dump_registers */
+ /* register_pattern */
+ "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)",
+ rom68k_supply_register, /* supply_register */
+ NULL, /* load_routine (defaults to SRECs) */
"dc\r", /* download command */
- "ROM68K :->", /* monitor command prompt */
- "=", /* end-of-command delimitor */
+ "Waiting for S-records from host... ", /* Load response */
+ "ROM68K :-> ", /* monitor command prompt */
+ "\r", /* end-of-line terminator */
".\r", /* optional command terminator */
&rom68k_ops, /* target operations */
- rom68k_loadtypes, /* loadtypes */
- rom68k_loadprotos, /* loadprotos */
- "9600", /* supported baud rates */
SERIAL_1_STOPBITS, /* number of stop bits */
- rom68k_regnames /* registers names */
- };
+ rom68k_regnames, /* registers names */
+ MONITOR_OPS_MAGIC /* magic */
+};
-void
-rom68k_open(args, from_tty)
+static void
+rom68k_open (args, from_tty)
char *args;
int from_tty;
{
void
_initialize_rom68k ()
{
- add_target (&rom68k_ops);
+ init_monitor_ops (&rom68k_ops);
+
+ rom68k_ops.to_shortname = "rom68k";
+ rom68k_ops.to_longname = "Rom68k debug monitor for the IDP Eval board";
+ rom68k_ops.to_doc = "Debug on a Motorola IDP eval board running the ROM68K monitor.\n\
+Specify the serial device it is connected to (e.g. /dev/ttya).";
+ rom68k_ops.to_open = rom68k_open;
- /* this is the default, since it's the only baud rate supported by the hardware */
- baud_rate = 9600;
+ add_target (&rom68k_ops);
}