1/* machine description file for SEQUENT SYMMETRY machines 2 Copyright (C) 1985, 1986, 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/* CHANGE: [Eric H. Herrin II; eric@ms.uky.edu - 15 Sept 1988] 23 * Modified the sequent.h file for the Sequent Symmetry machine. 24 * Biggest change was to align the sections in the a.out to 4K 25 * boundaries (this is the page size). 26 */ 27 28 29/* NOTICE: this file works for DYNIX release 3.0.12 on Sequent Symmetry 30 * (Intel 80386) machines. Hasn't been tested on anything else. 31 */ 32 33/* The following line tells the configuration script what sort of 34 operating system this machine is likely to run. 35 USUAL-OPSYS="bsd4-3" */ 36 37#include "intel386.h" 38 39/* Data type of load average, as read out of kmem. */ 40 41#define LOAD_AVE_TYPE unsigned long 42 43/* Convert that into an integer that is 100 for a load average of 1.0 */ 44 45#define FSCALE 1000.0 46#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) 47 48/* Name of file the to look in 49 for the kernel symbol table (for load average) */ 50 51#undef KERNEL_FILE 52#define KERNEL_FILE "/dynix" 53 54/* Avoids a compiler bug */ 55 56#define TAHOE_REGISTER_BUG 57 58/* Say that the text segment of a.out includes the header; 59 the header actually occupies the first few bytes of the text segment 60 and is counted in hdr.a_text. Furthermore, the value written 61 in the a_text in the file must have N_ADDRADJ added to it. */ 62 63#define A_TEXT_OFFSET(HDR) (sizeof (HDR) + N_ADDRADJ (HDR)) 64 65/* This is the offset of the executable's text, from the start of the file. */ 66 67#define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr)) 68 69/* The file sections in the Symmetry a.out must be on 4K boundaries. 70 */ 71#define SEGSIZ 4096 72#define SECTION_ALIGNMENT (SEGSIZ-1) 73 74/* (short) negative-int doesn't sign-extend correctly */ 75#define SHORT_CAST_BUG 76 77/* Cause compilations to be done in parallel in ymakefile. */ 78#define MAKE_PARALLEL & 79 80/* Define how to search all pty names. 81 This is for Dynix 3.0; delete next 5 definitions for older systems. */ 82 83#define PTY_MAJOR "pqrstuvwPQRSTUVW" 84#define PTY_MINOR "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" 85#define PTY_ITERATION \ 86 register int ma, mi; \ 87 for (ma = 0; ma < sizeof(PTY_MAJOR) - 1; ma++) \ 88 for (mi = 0; mi < sizeof(PTY_MINOR) - 1; mi++) 89#define PTY_NAME_SPRINTF \ 90 sprintf (pty_name, "/dev/pty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]); 91#define PTY_TTY_NAME_SPRINTF \ 92 sprintf (pty_name, "/dev/tty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]); 93 94/* arch-tag: 4169a89e-3764-4147-98df-1ba3bdd45a5b 95 (do not change this comment) */ 96