[bpt/emacs.git] / src / m / ustation.h

/* machine description file for U-station (Nihon Unisys, SS5E; Sumitomo Denkoh, U-Station E30).
   Copyright (C) 1986 Free Software Foundation, Inc.

This file is part of GNU Emacs.

GNU Emacs 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, or (at your option)
any later version.

GNU Emacs 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 GNU Emacs; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */


/* The following line tells the configuration script what sort of 
   operating system this machine is likely to run.
   USUAL-OPSYS="usg5-3"  */

/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
   is the most significant byte.  */

#define WORDS_BIG_ENDIAN

/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
 * group of arguments and treat it as an array of the arguments.  */

#undef NO_ARG_ARRAY

/* Define WORD_MACHINE if addresses and such have
 * to be corrected before they can be used as byte counts.  */

#undef WORD_MACHINE

/* Now define a symbol for the cpu type, if your compiler
   does not define it automatically:
   vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
   are the ones defined so far.  */
/* Masscomp predefines mc68000. */

#define m68000 mc68000

/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines.  */

#define NO_UNION_TYPE

/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
   the 24-bit bit field into an int.  In other words, if bit fields
   are always unsigned.

   If you use NO_UNION_TYPE, this flag does not matter.  */

#undef EXPLICIT_SIGN_EXTEND

/* Data type of load average, as read out of kmem.  */

#define LOAD_AVE_TYPE double

/* Convert that into an integer that is 100 for a load average of 1.0  */

#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))

/* Define CANNOT_DUMP on machines where unexec does not work.
   Then the function dump-emacs will not be defined
   and temacs will do (load "loadup") automatically unless told otherwise.  */

#undef CANNOT_DUMP

/* Define VIRT_ADDR_VARIES if the virtual addresses of
   pure and impure space as loaded can vary, and even their
   relative order cannot be relied on.

   Otherwise Emacs assumes that data space precedes text space,
   numerically.  */

#undef VIRT_ADDR_VARIES

/* Define C_ALLOCA if this machine does not support a true alloca
   and the one written in C should be used instead.
   Define HAVE_ALLOCA to say that the system provides a properly
   working alloca function and it should be used.
   Define neither one if an assembler-language alloca
   in the file alloca.s should be used.  */

/* On return from a subroutine, the 68020 compiler restores old contents of
   register variables relative to sp, so alloca() screws up such routines.
   The following definitions should work on all Masscomps.  On the MC-5500
   (a 68000) one can #undef C_ALLOCA and #define HAVE_ALLOCA.  */

#define C_ALLOCA
#undef HAVE_ALLOCA

/* Define NO_REMAP if memory segmentation makes it not work well
   to change the boundary between the text section and data section
   when Emacs is dumped.  If you define this, the preloaded Lisp
   code will not be sharable; but that's better than failing completely.  */

#undef NO_REMAP

/* Name of file the to look in
   for the kernel symbol table (for load average) */

#define KERNEL_FILE "/unix"

/* This triggers some stuff to avoid a compiler bug */

#define MASSC_REGISTER_BUG

/* Prevent -lg from being used for debugging.  Not implemented?  */

#define LIBS_DEBUG

/*
 *	Define HAVE_TERMIO if the system provides sysV-style ioctls
 *	for terminal control.
 */

#define HAVE_TERMIO

/* -lnet is not standard library */

#undef LIBS_SYSTEM

/* Compiler's bug */

#define SWITCH_ENUM_BUG

/* Termcap is available */

#define LIBS_TERMCAP -ltermcap

#define EXEC_PAGESIZE 1024
#define PURESIZE 130000

#undef SIGIO
#undef SIGTSTP
Commit	Line	Data
20c428fd JB	1	/* machine description file for U-station (Nihon Unisys, SS5E; Sumitomo Denkoh, U-Station E30).
	2	Copyright (C) 1986 Free Software Foundation, Inc.
	3
	4	This file is part of GNU Emacs.
	5
	6	GNU Emacs is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
17385adc	8	the Free Software Foundation; either version 2, or (at your option)
20c428fd JB	9	any later version.
	10
	11	GNU Emacs is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with GNU Emacs; see the file COPYING. If not, write to
3b7ad313 EN	18	the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
3b7ad313 EN	19	Boston, MA 02111-1307, USA. */
20c428fd JB	20
	21
	22	/* The following line tells the configuration script what sort of
	23	operating system this machine is likely to run.
	24	USUAL-OPSYS="usg5-3" */
	25
74d3f806 KH	26	/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
	27	is the most significant byte. */
	28
	29	#define WORDS_BIG_ENDIAN
	30
20c428fd JB	31	/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
	32	* group of arguments and treat it as an array of the arguments. */
	33
	34	#undef NO_ARG_ARRAY
	35
	36	/* Define WORD_MACHINE if addresses and such have
	37	* to be corrected before they can be used as byte counts. */
	38
	39	#undef WORD_MACHINE
	40
20c428fd JB	41	/* Now define a symbol for the cpu type, if your compiler
	42	does not define it automatically:
	43	vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
	44	are the ones defined so far. */
	45	/* Masscomp predefines mc68000. */
	46
	47	#define m68000 mc68000
	48
	49	/* Use type int rather than a union, to represent Lisp_Object */
	50	/* This is desirable for most machines. */
	51
	52	#define NO_UNION_TYPE
	53
	54	/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
	55	the 24-bit bit field into an int. In other words, if bit fields
	56	are always unsigned.
	57
	58	If you use NO_UNION_TYPE, this flag does not matter. */
	59
	60	#undef EXPLICIT_SIGN_EXTEND
	61
	62	/* Data type of load average, as read out of kmem. */
	63
	64	#define LOAD_AVE_TYPE double
	65
	66	/* Convert that into an integer that is 100 for a load average of 1.0 */
	67
	68	#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
	69
	70	/* Define CANNOT_DUMP on machines where unexec does not work.
	71	Then the function dump-emacs will not be defined
	72	and temacs will do (load "loadup") automatically unless told otherwise. */
	73
	74	#undef CANNOT_DUMP
	75
	76	/* Define VIRT_ADDR_VARIES if the virtual addresses of
	77	pure and impure space as loaded can vary, and even their
	78	relative order cannot be relied on.
	79
	80	Otherwise Emacs assumes that data space precedes text space,
	81	numerically. */
	82
	83	#undef VIRT_ADDR_VARIES
	84
	85	/* Define C_ALLOCA if this machine does not support a true alloca
	86	and the one written in C should be used instead.
	87	Define HAVE_ALLOCA to say that the system provides a properly
	88	working alloca function and it should be used.
	89	Define neither one if an assembler-language alloca
	90	in the file alloca.s should be used. */
	91
	92	/* On return from a subroutine, the 68020 compiler restores old contents of
	93	register variables relative to sp, so alloca() screws up such routines.
	94	The following definitions should work on all Masscomps. On the MC-5500
	95	(a 68000) one can #undef C_ALLOCA and #define HAVE_ALLOCA. */
	96
	97	#define C_ALLOCA
	98	#undef HAVE_ALLOCA
	99
	100	/* Define NO_REMAP if memory segmentation makes it not work well
	101	to change the boundary between the text section and data section
	102	when Emacs is dumped. If you define this, the preloaded Lisp
	103	code will not be sharable; but that's better than failing completely. */
	104
105	#undef NO_REMAP
106
107	/* Name of file the to look in
108	for the kernel symbol table (for load average) */
109
110	#define KERNEL_FILE "/unix"
111
112	/* This triggers some stuff to avoid a compiler bug */
113
114	#define MASSC_REGISTER_BUG
115
116	/* Prevent -lg from being used for debugging. Not implemented? */
117
118	#define LIBS_DEBUG
119
120	/*
121	* Define HAVE_TERMIO if the system provides sysV-style ioctls
122	* for terminal control.
123	*/
124
125	#define HAVE_TERMIO
126
127	/* -lnet is not standard library */
128
20c428fd JB	129	#undef LIBS_SYSTEM
	130
	131	/* Compiler's bug */
	132
	133	#define SWITCH_ENUM_BUG
	134
	135	/* Termcap is available */
	136
	137	#define LIBS_TERMCAP -ltermcap
	138
	139	#define EXEC_PAGESIZE 1024
	140	#define PURESIZE 130000
	141
	142	#undef SIGIO
	143	#undef SIGTSTP