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eb8c3be9 | 1 | /* machine description file for National Semiconductor 32000, running Genix. |
429ab54e GM |
2 | Copyright (C) 1985, 1986, 2001, 2002, 2003, 2004, |
3 | 2005, 2006, 2007 Free Software Foundation, Inc. | |
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4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
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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 | |
4a9f99bd | 9 | the Free Software Foundation; either version 3, or (at your option) |
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10 | any later version. |
11 | ||
20c428fd | 12 | GNU Emacs is distributed in the hope that it will be useful, |
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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. */ | |
4a6fd0de | 21 | |
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22 | |
23 | ||
177c0ea7 | 24 | /* The following line tells the configuration script what sort of |
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25 | operating system this machine is likely to run. |
26 | USUAL-OPSYS="usg5-2" */ | |
27 | ||
74d3f806 KH |
28 | /* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word |
29 | is the most significant byte. */ | |
30 | ||
31 | #undef WORDS_BIG_ENDIAN | |
32 | ||
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33 | /* Define NO_ARG_ARRAY if you cannot take the address of the first of a |
34 | * group of arguments and treat it as an array of the arguments. */ | |
35 | ||
36 | /* #define NO_ARG_ARRAY */ | |
37 | ||
38 | /* Define WORD_MACHINE if addresses and such have | |
39 | * to be corrected before they can be used as byte counts. */ | |
40 | ||
41 | /* #define WORD_MACHINE */ | |
42 | ||
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43 | /* Now define a symbol for the cpu type, if your compiler |
44 | does not define it automatically: | |
45 | Ones defined so far include vax, m68000, ns16000, pyramid, | |
46 | orion, tahoe, APOLLO and many others */ | |
47 | ||
48 | /* Use type int rather than a union, to represent Lisp_Object */ | |
49 | /* This is desirable for most machines. */ | |
50 | ||
51 | #define NO_UNION_TYPE | |
52 | ||
53 | /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend | |
54 | the 24-bit bit field into an int. In other words, if bit fields | |
55 | are always unsigned. | |
56 | ||
57 | If you use NO_UNION_TYPE, this flag does not matter. */ | |
58 | ||
59 | #define EXPLICIT_SIGN_EXTEND | |
60 | ||
61 | /* Data type of load average, as read out of kmem. */ | |
62 | ||
63 | /* #define LOAD_AVE_TYPE long */ | |
64 | ||
65 | /* Convert that into an integer that is 100 for a load average of 1.0 */ | |
66 | ||
67 | /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */ | |
68 | ||
69 | /* Define CANNOT_DUMP on machines where unexec does not work. | |
70 | Then the function dump-emacs will not be defined | |
71 | and temacs will do (load "loadup") automatically unless told otherwise. */ | |
72 | ||
73 | /* #define CANNOT_DUMP */ | |
74 | ||
75 | /* Define VIRT_ADDR_VARIES if the virtual addresses of | |
76 | pure and impure space as loaded can vary, and even their | |
77 | relative order cannot be relied on. | |
78 | ||
79 | Otherwise Emacs assumes that text space precedes data space, | |
80 | numerically. */ | |
81 | ||
82 | /* #define VIRT_ADDR_VARIES */ | |
83 | ||
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84 | /* Define NO_REMAP if memory segmentation makes it not work well |
85 | to change the boundary between the text section and data section | |
86 | when Emacs is dumped. If you define this, the preloaded Lisp | |
87 | code will not be sharable; but that's better than failing completely. */ | |
88 | ||
89 | /* #define NO_REMAP */ | |
90 | ||
91 | #define TEXT_START 0 | |
92 | ||
61e63089 | 93 | #if !defined (__NetBSD__) && !defined (__OpenBSD__) |
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94 | #define EXEC_MAGIC 0410 |
95 | ||
96 | #define PURESIZE 140000 | |
97 | ||
98 | #define START_FILES pre-crt0.o /lib/crt0.o | |
d2d1c35d | 99 | #endif |
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100 | |
101 | /* arch-tag: 13dde0e0-8ed5-4bc3-a0dc-5456c9db5f94 | |
102 | (do not change this comment) */ |