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9b71f02b | 1 | /* machine description file for SEQUENT SYMMETRY machines |
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2 | Copyright (C) 1985, 1986, 2002, 2003, 2004, |
3 | 2005 Free Software Foundation, Inc. | |
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4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
17385adc | 9 | the Free Software Foundation; either version 2, or (at your option) |
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10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
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19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
9b71f02b | 21 | |
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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 | |
9b71f02b JB |
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. | |
177c0ea7 | 31 | */ |
9b71f02b | 32 | |
177c0ea7 | 33 | /* The following line tells the configuration script what sort of |
9b71f02b JB |
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 | ||
9b71f02b JB |
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 | ||
9b71f02b JB |
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 \ | |
aa566740 | 90 | sprintf (pty_name, "/dev/pty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]); |
9b71f02b | 91 | #define PTY_TTY_NAME_SPRINTF \ |
aa566740 | 92 | sprintf (pty_name, "/dev/tty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]); |
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93 | |
94 | /* arch-tag: 4169a89e-3764-4147-98df-1ba3bdd45a5b | |
95 | (do not change this comment) */ |