binutils-gdb/gdb/dbug-rom.c

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/* Remote debugging interface to dBUG ROM monitor for GDB, the GNU debugger.
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Copyright 1996, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
Written by Stan Shebs of Cygnus Support.
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This file is part of GDB.
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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.
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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.
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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. */
/* dBUG is a monitor supplied on various Motorola boards, including
m68k, ColdFire, and PowerPC-based designs. The code here assumes
the ColdFire, and (as of 9/25/96) has only been tested with a
ColdFire IDP board. */
#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"
#include "serial.h"
#include "regcache.h"
#include "m68k-tdep.h"
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static void dbug_open (char *args, int from_tty);
static void
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dbug_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' + M68K_D0_REGNUM;
break;
case 'A':
if (regname[1] < '0' || regname[1] > '7')
return;
regno = regname[1] - '0' + M68K_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 an "A7". */
static const char *
dbug_regname (int index)
{
static char *regnames[] =
{
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
"A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
"SR", "PC"
/* no float registers */
};
if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
|| (index < 0) || (index >= NUM_REGS))
return NULL;
else
return regnames[index];
}
static struct target_ops dbug_ops;
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static struct monitor_ops dbug_cmds;
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static char *dbug_inits[] =
{"\r", NULL};
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static void
init_dbug_cmds (void)
{
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dbug_cmds.flags = MO_CLR_BREAK_USES_ADDR | MO_GETMEM_NEEDS_RANGE | MO_FILL_USES_ADDR;
dbug_cmds.init = dbug_inits; /* Init strings */
dbug_cmds.cont = "go\r"; /* continue command */
dbug_cmds.step = "trace\r"; /* single step */
dbug_cmds.stop = NULL; /* interrupt command */
dbug_cmds.set_break = "br %x\r"; /* set a breakpoint */
dbug_cmds.clr_break = "br -r %x\r"; /* clear a breakpoint */
dbug_cmds.clr_all_break = "br -r\r"; /* clear all breakpoints */
dbug_cmds.fill = "bf.b %x %x %x\r"; /* fill (start end val) */
dbug_cmds.setmem.cmdb = "mm.b %x %x\r"; /* setmem.cmdb (addr, value) */
dbug_cmds.setmem.cmdw = "mm.w %x %x\r"; /* setmem.cmdw (addr, value) */
dbug_cmds.setmem.cmdl = "mm.l %x %x\r"; /* setmem.cmdl (addr, value) */
dbug_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */
dbug_cmds.setmem.resp_delim = NULL; /* setmem.resp_delim */
dbug_cmds.setmem.term = NULL; /* setmem.term */
dbug_cmds.setmem.term_cmd = NULL; /* setmem.term_cmd */
dbug_cmds.getmem.cmdb = "md.b %x %x\r"; /* getmem.cmdb (addr, addr2) */
dbug_cmds.getmem.cmdw = "md.w %x %x\r"; /* getmem.cmdw (addr, addr2) */
dbug_cmds.getmem.cmdl = "md.l %x %x\r"; /* getmem.cmdl (addr, addr2) */
dbug_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, addr2) */
dbug_cmds.getmem.resp_delim = ":"; /* getmem.resp_delim */
dbug_cmds.getmem.term = NULL; /* getmem.term */
dbug_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */
dbug_cmds.setreg.cmd = "rm %s %x\r"; /* setreg.cmd (name, value) */
dbug_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */
dbug_cmds.setreg.term = NULL; /* setreg.term */
dbug_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */
dbug_cmds.getreg.cmd = "rd %s\r"; /* getreg.cmd (name) */
dbug_cmds.getreg.resp_delim = ":"; /* getreg.resp_delim */
dbug_cmds.getreg.term = NULL; /* getreg.term */
dbug_cmds.getreg.term_cmd = NULL; /* getreg.term_cmd */
dbug_cmds.dump_registers = "rd\r"; /* dump_registers */
dbug_cmds.register_pattern = "\\(\\w+\\) +:\\([0-9a-fA-F]+\\b\\)"; /* register_pattern */
2004-07-21 Andrew Cagney <cagney@gnu.org> Use regcache_raw_supply instead of supply_register. * regcache.h (supply_register): Delete declaration. * regcache.c (supply_register): Delete function. * wince.c (do_child_fetch_inferior_registers): Update. * win32-nat.c (do_child_fetch_inferior_registers) (fetch_elf_core_registers): Update. * v850ice.c (v850ice_fetch_registers): Update. * thread-db.c (thread_db_store_registers): Update. * sol-thread.c (sol_thread_store_registers): Update. * shnbsd-tdep.c (shnbsd_supply_reg): Update. * rs6000-nat.c (fetch_register): Update. * rom68k-rom.c (rom68k_supply_one_register): Update. * remote.c (remote_wait, remote_async_wait): Update. * remote-st.c (get_hex_regs): Update. * remote-sim.c (gdbsim_fetch_register): Update. * remote-sds.c (sds_fetch_registers): Update. * remote-rdp.c (remote_rdp_fetch_register): Update. * remote-rdi.c (arm_rdi_fetch_registers): Update. * remote-mips.c (mips_wait, mips_fetch_registers): Update. * remote-m32r-sdi.c (m32r_fetch_register): Update. * remote-hms.c (init_hms_cmds): Update. * remote-est.c (init_est_cmds): Update. * remote-e7000.c (get_hex_regs, fetch_regs_from_dump) (e7000_fetch_registers, sub2_from_pc, e7000_wait): Update. * ppcnbsd-tdep.c (ppcnbsd_supply_reg, ppcnbsd_supply_fpreg): Update. * ppc-linux-nat.c (fetch_altivec_register, fetch_spe_register) (fetch_register, supply_vrregset, supply_vrregset) (fetch_spe_registers): Update. * ppc-bdm.c (bdm_ppc_fetch_registers): Update. * monitor.c (monitor_supply_register): Update. * mipsv4-nat.c (supply_gregset, supply_fpregset): Update. * mipsnbsd-tdep.c (mipsnbsd_supply_reg) (mipsnbsd_supply_fpreg): Update. * mips-nat.c (fetch_inferior_registers) (fetch_core_registers): Update. * mips-linux-tdep.c (supply_32bit_reg, supply_gregset) (supply_fpregset, mips64_supply_gregset) (mips64_supply_fpregset): Update. * m68klinux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * m68k-tdep.c (supply_gregset, supply_fpregset): Update. * m32r-rom.c (init_m32r_cmds, init_mon2000_cmds): Update. * lynx-nat.c (fetch_inferior_registers, fetch_core_registers): Update. * irix5-nat.c (supply_gregset, supply_fpregset): Update. * infptrace.c (fetch_register): Update. * ia64-linux-nat.c (supply_gregset, supply_fpregset): Update. * ia64-aix-nat.c (supply_gregset, supply_fpregset): Update. * i386gnu-nat.c (fetch_fpregs, supply_gregset) (gnu_fetch_registers, gnu_store_registers): Update. * i386-nto-tdep.c (i386nto_supply_gregset): Update. * i386-linux-nat.c (fetch_register, supply_gregset) (dummy_sse_values): Update. * hpux-thread.c (hpux_thread_fetch_registers): Update. * hppah-nat.c (fetch_register): Update. * hppa-linux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * go32-nat.c (fetch_register): Update. * dve3900-rom.c (fetch_bitmapped_register) (_initialize_r3900_rom): Update. * cris-tdep.c (supply_gregset): Update. * abug-rom.c (init_abug_cmds): Update. * core-aout.c (fetch_core_registers): Update. * armnbsd-nat.c (supply_gregset, supply_fparegset) (fetch_register, fetch_fp_register): Update. * arm-linux-nat.c (fetch_nwfpe_single, fetch_nwfpe_none) (fetch_nwfpe_extended, fetch_fpregister, fetch_fpregs) (fetch_register, fetch_regs, supply_gregset, supply_fpregset): Update. * alphanbsd-tdep.c (fetch_core_registers): Update. * alpha-tdep.c (alpha_supply_int_regs, alpha_supply_fp_regs): Update. * alpha-nat.c (fetch_osf_core_registers) (fetch_osf_core_registers, fetch_osf_core_registers): Update. * aix-thread.c (supply_gprs64, supply_reg32, supply_fprs) (supply_sprs64, supply_sprs32, fetch_regs_kernel_thread): Update.
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dbug_cmds.supply_register = dbug_supply_register;
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dbug_cmds.load_routine = NULL; /* load_routine (defaults to SRECs) */
dbug_cmds.load = "dl\r"; /* download command */
dbug_cmds.loadresp = "\n"; /* load response */
dbug_cmds.prompt = "dBUG>"; /* monitor command prompt */
dbug_cmds.line_term = "\r"; /* end-of-line terminator */
dbug_cmds.cmd_end = NULL; /* optional command terminator */
dbug_cmds.target = &dbug_ops; /* target operations */
dbug_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
dbug_cmds.regnames = NULL; /* registers names */
dbug_cmds.regname = dbug_regname;
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dbug_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
} /* init_debug_ops */
static void
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dbug_open (char *args, int from_tty)
{
monitor_open (args, &dbug_cmds, from_tty);
}
2003-06-11 Andrew Cagney <cagney@redhat.com> * xstormy16-tdep.c (xstormy16_push_return_address): Make static. (xstormy16_save_dummy_frame_tos): Make static. (_initialize_xstormy16_tdep): Add declaration. * vax-tdep.c (_initialize_vax_tdep): Add declaration. * v850-tdep.c: Make local functions static. (_initialize_v850_tdep): Add declaration. * sparc-tdep.c: Make local functions static. (_initialize_sparc_tdep): Add declaration. * sh-tdep.c: Make local functions static. (_initialize_sh_tdep): Add declaration. * sh3-rom.c (_initialize_sh3_rom): Add declaration. * s390-tdep.c: Make local functions static. (_initialize_s390_tdep): Add declaration. * dbxread.c (find_stab_function_addr): Make static. * ppc-bdm.c (_initialize_bdm_ppc): Add declaration. * ocd.c (_initialize_remote_ocd): Add declaration. * dink32-rom.c (_initialize_dink32_rom): Add declaration. * ppcbug-rom.c (_initialize_ppcbug_rom): Add declaration. * ns32k-tdep.c (_initialize_ns32k_tdep): Add declaration. * ns32knbsd-tdep.c (_initialize_ns32knbsd_tdep): Add declaration. * mips-tdep.c (_initialize_mips_tdep): Add declaration. * remote-array.c (_initialize_array): Add declaration. (_initialize_remote_monitors): Add declaration. * remote-mips.c: Make local functions static. (_initialize_remote_mips): Add declaration. * mcore-tdep.c: Make all local functions static. (_initialize_mcore_tdep): Add declaration. * dbug-rom.c (_initialize_dbug_rom): Add declaration. * abug-rom.c (_initialize_abug_rom): Add declaration. * rom68k-rom.c (_initialize_rom68k): Add declaration. * cpu32bug-rom.c (_initialize_cpu32bug_rom): Add declaration. * m68k-tdep.c (_initialize_m68k_tdep): Add declaration. * remote-est.c (_initialize_est): Add declaration. * m68hc11-tdep.c (_initialize_m68hc11_tdep): Add declaration. (m68hc11_call_dummy_address): Make static. * ia64-tdep.c: Make local functions static. (_initialize_ia64_tdep): Add declaration. * solib-legacy.c (_initialize_svr4_lm): Add declaration. * monitor.c (monitor_wait_filter): Make static. (_initialize_remote_monitors): Add declaration. * remote-hms.c (_initialize_remote_hms): Add declaration. * remote-e7000.c (fetch_regs_from_dump): Make static. (expect_n): Make static. (_initialize_remote_e7000): Add declaration. * ser-e7kpc.c: Always include "defs.h". (_initialize_ser_e7000pc): Add declaration. * h8300-tdep.c (_initialize_h8300_tdep): Add declaration. * cris-tdep.c: Make all but one function static. (_initialize_cris_tdep): Add declaration. * solib-svr4.c (_initialize_svr4_solib): Add declaration. * solib.c (update_solib_list): Make static. (_initialize_solib): Add declaration. * avr-tdep.c (avr_breakpoint_from_pc): Make static. (_initialize_avr_tdep): Add declaration. * remote-rdi.c (voiddummy): Make static. (_initialize_remote_rdi): Add declaration. * arm-tdep.c (_initialize_arm_tdep): Add declaration. * remote-rdp.c (send_rdp): Make static. (_initialize_remote_rdp): Add declaration. * alpha-tdep.c (_initialize_alpha_tdep): Add declaration.
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extern initialize_file_ftype _initialize_dbug_rom; /* -Wmissing-prototypes */
void
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_initialize_dbug_rom (void)
{
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init_dbug_cmds ();
init_monitor_ops (&dbug_ops);
dbug_ops.to_shortname = "dbug";
dbug_ops.to_longname = "dBUG monitor";
dbug_ops.to_doc = "Debug via the dBUG monitor.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
dbug_ops.to_open = dbug_open;
add_target (&dbug_ops);
}