| /* Parameters for Intel 960 running NINDY monitor, for GDB, the GNU debugger. |
| Copyright 1990, 1991, 1996, 1999, 2000 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 */ |
| struct frame_info; |
| |
| /* 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. */ |
| |
| extern void nindy_open (char *name, int from_tty); |
| #define ADDITIONAL_OPTION_HANDLER \ |
| if (nindy_ttyname != NULL) \ |
| { \ |
| if (catch_command_errors (nindy_open, nindy_ttyname, \ |
| !batch, RETURN_MASK_ALL)) \ |
| { \ |
| if (execarg != NULL) \ |
| catch_command_errors (target_load, execarg, !batch, \ |
| RETURN_MASK_ALL); \ |
| } \ |
| } |
| |
| /* 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 (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 |