1/* Machine description file for PFU A-series. 2 Copyright (C) 1988, 1999, 2001, 2002, 2003, 2004, 3 2005, 2006, 2007 Free Software Foundation, Inc. 4 5This file is part of GNU Emacs. 6 7GNU Emacs is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU Emacs is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU Emacs; see the file COPYING. If not, write to 19the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22 23/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word 24 is the most significant byte. */ 25 26#define WORDS_BIG_ENDIAN 27 28/* Say this machine is a 68000 */ 29 30#define m68000 31#define mc68000 1 32 33/* Use type int rather than a union, to represent Lisp_Object */ 34 35#define NO_UNION_TYPE 36 37/* XINT must explicitly sign-extend */ 38 39#define EXPLICIT_SIGN_EXTEND 40 41/* The symbol FIONREAD is defined, but the feature does not work. */ 42 43#define BROKEN_FIONREAD 44 45/* Define NO_REMAP if memory segmentation makes it not work well 46 to change the boundary between the text section and data section 47 when Emacs is dumped. If you define this, the preloaded Lisp 48 code will not be sharable; but that's better than failing completely. */ 49 50#define NO_REMAP 51 52/* Define TEXT_START_ADDR if your linker don't set execute point to _start. 53 If it needed, temacs always CORE-DUMP. */ 54 55#define TEXT_START_ADDR __start 56 57/* Define START_FILES if your machine used _start. 58 */ 59 60#define START_FILES crt0.o 61 62/* Define LD_SWITCH_MACHINE if your linker needs it. 63 */ 64 65#define LD_SWITCH_MACHINE -e __start 66 67#if pfa50 || pfa70 68/* On A-50/60/70/80, data space has high order byte use. */ 69#define DATA_SEG_BITS 0x60000000 70#endif /* pfa50, pfa70 */ 71 72/* SX/A has alloca in the PW library. */ 73 74#define LIB_STANDARD -lPW -lc 75 76/* SX/A uses terminfo and lib/curses */ 77 78#define TERMINFO 79 80#define HAVE_PTYS 81#define HAVE_SOCKETS 82 83/* SX/A use SystemV style getdents/readdir. */ 84 85/* SX/A does not have sigblock(2) */ 86#define sigblock(mask) (0) 87 88#define NO_SIOCTL_H 89 90#define BROKEN_SIGIO 91 92/* arch-tag: f3a127d5-790b-4c78-b6be-837139fb12c4 93 (do not change this comment) */ 94