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Diffstat (limited to 'gdb/config/i960/tm-nindy960.h')
-rw-r--r-- | gdb/config/i960/tm-nindy960.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/gdb/config/i960/tm-nindy960.h b/gdb/config/i960/tm-nindy960.h new file mode 100644 index 0000000..d0c46c0 --- /dev/null +++ b/gdb/config/i960/tm-nindy960.h @@ -0,0 +1,106 @@ +/* Parameters for Intel 960 running NINDY monitor, for GDB, the GNU debugger. + Copyright (C) 1990-1991 Free Software Foundation, Inc. + Contributed by Intel Corporation and 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. */ + +/***************************************************************************** + * Definitions to target GDB to an i960 debugged over a serial line. + ******************************************************************************/ + +#include "i960/tm-i960.h" + +/* forward declarations */ +#ifdef __STDC__ +struct frame_info; +#endif + +/* Override the standard gdb prompt when compiled for this target. */ + +#define DEFAULT_PROMPT "(gdb960) " + +/* Additional command line options accepted by nindy gdb's, for handling + the remote-nindy.c interface. These should really be target-specific + rather than architecture-specific. */ + +extern int nindy_old_protocol; /* nonzero if old NINDY serial protocol */ +extern int nindy_initial_brk; /* Send a BREAK to reset board first */ +extern char *nindy_ttyname; /* Name of serial port to talk to nindy */ + +#define ADDITIONAL_OPTIONS \ + {"O", no_argument, &nindy_old_protocol, 1}, \ + {"brk", no_argument, &nindy_initial_brk, 1}, \ + {"ser", required_argument, 0, 1004}, /* 1004 is magic cookie for ADDL_CASES */ + +#define ADDITIONAL_OPTION_CASES \ + case 1004: /* -ser option: remote nindy auto-start */ \ + nindy_ttyname = optarg; \ + break; + +#define ADDITIONAL_OPTION_HELP \ + "\ + -O Use old protocol to talk to a Nindy target\n\ + -brk Send a break to a Nindy target to reset it.\n\ + -ser SERIAL Open remote Nindy session to SERIAL port.\n\ +" + +/* If specified on the command line, open tty for talking to nindy, + and download the executable file if one was specified. */ + +#define ADDITIONAL_OPTION_HANDLER \ + if (!SET_TOP_LEVEL () && nindy_ttyname) { \ + nindy_open (nindy_ttyname, !batch); \ + if (!SET_TOP_LEVEL () && execarg) { \ + target_load (execarg, !batch); \ + } \ + } + +/* If configured for i960 target, we take control before main loop + and demand that we configure for a nindy target. */ + +#define BEFORE_MAIN_LOOP_HOOK \ + nindy_before_main_loop(); + +extern void +nindy_before_main_loop(); /* In remote-nindy.c */ + +/* FRAME_CHAIN_VALID returns zero if the given frame is the outermost one + and has no caller. + + On the i960, each various target system type defines FRAME_CHAIN_VALID, + since it differs between NINDY and VxWorks, the two currently supported + targets types. */ + +extern int nindy_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *)); +#define FRAME_CHAIN_VALID(chain, thisframe) nindy_frame_chain_valid (chain, thisframe) + +extern int +nindy_frame_chain_valid(); /* See nindy-tdep.c */ + +/* Sequence of bytes for breakpoint instruction */ + +#define BREAKPOINT {0x00, 0x3e, 0x00, 0x66} + +/* Amount ip must be decremented by after a breakpoint. + * This is often the number of bytes in BREAKPOINT but not always. + */ + +#define DECR_PC_AFTER_BREAK 0 + +#undef REGISTER_CONVERT_TO_VIRTUAL +#undef REGISTER_CONVERT_TO_RAW +#undef REGISTER_CONVERTIBLE |