start-sanitize-tic80
* config/tic80/tic80.mt: (GDBSERVER-DEPFILES, GDBSERVER_LIBS): Define for gdbserver. (SIM): Remove -lm to prevent make errors. * configure.tgt: add gdbserver to configdirs for tic80. end-sanitize-tic80 * gdbserver/utils.c (error): Change prototype to match defs.h. * gdbserver/low-sim.c: Change simulator calls to use new interface. * remote.c (remote_write_bytes): Include '$' at start of packet and checksum at end of packet in overhead calculation.
This commit is contained in:
Mark Alexander
parent
3ad248c44a
commit
28954a6eb3
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@ -1,3 +1,16 @@
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Fri Aug 8 21:35:44 1997 Mark Alexander <marka@cygnus.com>
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start-sanitize-tic80
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* config/tic80/tic80.mt:
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(GDBSERVER-DEPFILES, GDBSERVER_LIBS): Define for gdbserver.
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(SIM): Remove -lm to prevent make errors.
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* configure.tgt: add gdbserver to configdirs for tic80.
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end-sanitize-tic80
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* gdbserver/utils.c (error): Change prototype to match defs.h.
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* gdbserver/low-sim.c: Change simulator calls to use new interface.
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* remote.c (remote_write_bytes): Include '$' at start of packet
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and checksum at end of packet in overhead calculation.
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Fri Aug 8 15:59:24 1997 Ian Lance Taylor <ian@cygnus.com>
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* ser-ocd.c: If _WIN32, include <windows.h>.
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@ -1,7 +1,7 @@
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# Target: TI TMS320C80 (MVP) processor
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TDEPFILES= tic80-tdep.o
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TM_FILE= tm-tic80.h
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# Disable using the simulator until it is ready.
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SIM_OBS = remote-sim.o
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SIM = ../sim/tic80/libsim.a -lm
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SIM = ../sim/tic80/libsim.a
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GDBSERVER_DEPFILES= low-sim.o
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GDBSERVER_LIBS = ../../sim/tic80/libsim.a ../../bfd/libbfd.a ../../libiberty/libiberty.a -lm
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@ -162,7 +162,8 @@ mips64*vr4300*-*-elf*) gdb_target=vr4300 ;;
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mips64*vr4100*el-*-elf*) gdb_target=vr4300el ;;
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mips64*vr4100*-*-elf*) gdb_target=vr4300 ;;
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mips64*vr5000*el-*-elf*) gdb_target=vr5000el ;;
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mips64*vr5000*-*-elf*) gdb_target=vr5000 ;;
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mips64*vr5000*-*-elf*) gdb_target=vr5000
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configdirs="${configdirs} gdbserver" ;;
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# start-sanitize-r5900
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mips64*vr5900*el-*-elf*) gdb_target=vr5000el ;;
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mips64*vr5900*-*-elf*) gdb_target=vr5000 ;;
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@ -254,7 +255,8 @@ sparc64-*-*) gdb_target=sp64 ;;
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tahoe-*-*) gdb_target=tahoe ;;
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# start-sanitize-tic80
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tic80-*-*) gdb_target=tic80 ;;
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tic80-*-*) gdb_target=tic80
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configdirs="${configdirs} gdbserver" ;;
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# end-sanitize-tic80
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vax-*-*) gdb_target=vax ;;
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@ -23,12 +23,16 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "callback.h" /* GDB simulator callback interface */
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#include "remote-sim.h" /* GDB simulator interface */
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extern host_callback default_callback; /* in callback.c */
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extern host_callback default_callback; /* in sim/common/callback.c */
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char registers[REGISTER_BYTES];
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int target_byte_order; /* used by simulator */
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/* We record the result of sim_open so we can pass it
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back to the other sim_foo routines. */
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static SIM_DESC gdbsim_desc = 0;
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/* This version of "load" should be usable for any simulator that
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does not support loading itself. */
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@ -77,12 +81,16 @@ generic_load (loadfile_bfd)
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}
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int
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create_inferior (program, allargs)
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create_inferior (program, argv)
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char *program;
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char **allargs;
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char **argv;
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{
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bfd *abfd;
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int pid = 0;
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#ifdef TARGET_BYTE_ORDER_SELECTABLE
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char **new_argv;
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int nargs;
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#endif
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abfd = bfd_openr (program, 0);
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if (!abfd)
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@ -99,20 +107,33 @@ create_inferior (program, allargs)
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exit (1);
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}
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/* This must be set before sim_open is called, because gdb assumes that
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the simulator endianness is known immediately after the sim_open call. */
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target_byte_order = bfd_big_endian (abfd) ? 4321 : 1234;
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#ifdef TARGET_BYTE_ORDER_SELECTABLE
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/* Add "-E big" or "-E little" to the argument list depending on the
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endianness of the program to be loaded. */
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for (nargs = 0; argv[nargs] != NULL; nargs++) /* count the args */
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;
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new_argv = alloca (sizeof (char *) * (nargs + 3)); /* allocate new args */
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for (nargs = 0; argv[nargs] != NULL; nargs++) /* copy old to new */
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new_argv[nargs] = argv[nargs];
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new_args[nargs] = "-E";
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new_args[nargs + 1] = bfd_big_endian (abfd) ? "big" : "little";
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new_args[nargs + 2] = NULL;
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argv = new_args;
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#endif
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sim_set_callbacks (&default_callback);
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/* Create an instance of the simulator. */
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default_callback.init (&default_callback);
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gdbsim_desc = sim_open (SIM_OPEN_STANDALONE, &default_callback, argv);
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if (gdbsim_desc == 0)
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exit (1);
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/* Should concatenate args here. FIXME!! */
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sim_open (allargs[0]);
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/* Load program. */
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if (sim_load (allargs[0], 0) != 0)
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/* Load the program into the simulator. */
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if (sim_load (gdbsim_desc, program, NULL, 0) == SIM_RC_FAIL)
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generic_load (abfd);
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/* Create an inferior process in the simulator. This initializes SP. */
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sim_create_inferior (gdbsim_desc, argv, /* env */ NULL);
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return pid;
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}
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@ -121,7 +142,7 @@ create_inferior (program, allargs)
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void
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kill_inferior ()
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{
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sim_close (0);
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sim_close (gdbsim_desc, 0);
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default_callback.shutdown (&default_callback);
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}
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@ -131,7 +152,7 @@ static void
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fetch_register (regno)
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int regno;
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{
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sim_fetch_register (regno, ®isters[REGISTER_BYTE (regno)]);
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sim_fetch_register (gdbsim_desc, regno, ®isters[REGISTER_BYTE (regno)]);
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}
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/* Fetch all registers, or just one, from the child process. */
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@ -161,7 +182,7 @@ store_inferior_registers (regno)
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store_inferior_registers (regno);
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}
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else
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sim_store_register (regno, ®isters[REGISTER_BYTE (regno)]);
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sim_store_register (gdbsim_desc, regno, ®isters[REGISTER_BYTE (regno)]);
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}
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/* Return nonzero if the given thread is still alive. */
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@ -181,7 +202,7 @@ mywait (status)
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int sigrc;
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enum sim_stop reason;
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sim_stop_reason (&reason, &sigrc);
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sim_stop_reason (gdbsim_desc, &reason, &sigrc);
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switch (reason)
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{
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case sim_exited:
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@ -215,7 +236,7 @@ myresume (step, signo)
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{
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/* Should be using target_signal_to_host() or signal numbers in target.h
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to convert GDB signal number to target signal number. */
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sim_resume (step, signo);
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sim_resume (gdbsim_desc, step, signo);
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}
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/* Copy LEN bytes from inferior's memory starting at MEMADDR
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@ -227,7 +248,7 @@ read_inferior_memory (memaddr, myaddr, len)
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char *myaddr;
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int len;
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{
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sim_read (memaddr, myaddr, len);
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sim_read (gdbsim_desc, memaddr, myaddr, len);
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}
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/* Copy LEN bytes of data from debugger memory at MYADDR
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@ -241,7 +262,7 @@ write_inferior_memory (memaddr, myaddr, len)
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char *myaddr;
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int len;
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{
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sim_write (memaddr, myaddr, len); /* should check for error. FIXME!! */
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sim_write (gdbsim_desc, memaddr, myaddr, len); /* should check for error. FIXME!! */
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return 0;
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}
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