source: SVN/cambria/redboot/packages/hal/arm/arch/current/include/basetype.h @ 1

Last change on this file since 1 was 1, checked in by Tim Harvey, 2 years ago

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1#ifndef CYGONCE_HAL_BASETYPE_H
2#define CYGONCE_HAL_BASETYPE_H
3
4//=============================================================================
5//
6//      basetype.h
7//
8//      Standard types for this architecture.
9//
10//=============================================================================
11//####ECOSGPLCOPYRIGHTBEGIN####
12// -------------------------------------------
13// This file is part of eCos, the Embedded Configurable Operating System.
14// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
15//
16// eCos is free software; you can redistribute it and/or modify it under
17// the terms of the GNU General Public License as published by the Free
18// Software Foundation; either version 2 or (at your option) any later version.
19//
20// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
21// WARRANTY; without even the implied warranty of MERCHANTABILITY or
22// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
23// for more details.
24//
25// You should have received a copy of the GNU General Public License along
26// with eCos; if not, write to the Free Software Foundation, Inc.,
27// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
28//
29// As a special exception, if other files instantiate templates or use macros
30// or inline functions from this file, or you compile this file and link it
31// with other works to produce a work based on this file, this file does not
32// by itself cause the resulting work to be covered by the GNU General Public
33// License. However the source code for this file must still be made available
34// in accordance with section (3) of the GNU General Public License.
35//
36// This exception does not invalidate any other reasons why a work based on
37// this file might be covered by the GNU General Public License.
38//
39// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
40// at http://sources.redhat.com/ecos/ecos-license/
41// -------------------------------------------
42//####ECOSGPLCOPYRIGHTEND####
43//=============================================================================
44//#####DESCRIPTIONBEGIN####
45//
46// Author(s):   nickg, gthomas
47// Contributors:  nickg, gthomas
48// Date:        1998-09-11
49// Purpose:     Define architecture base types.
50// Usage:       Included by "cyg_type.h", do not use directly
51
52//             
53//####DESCRIPTIONEND####
54//
55
56//-----------------------------------------------------------------------------
57// Characterize the architecture
58
59#ifdef __ARMEB__
60# define CYG_BYTEORDER           CYG_MSBFIRST    // Big endian
61#else
62# define CYG_BYTEORDER           CYG_LSBFIRST    // Little endian
63#endif
64#define CYG_DOUBLE_BYTEORDER    CYG_MSBFIRST    // Big? endian
65
66//-----------------------------------------------------------------------------
67// ARM does not usually use labels with underscores.
68
69#define CYG_LABEL_NAME(_name_) _name_
70#define CYG_LABEL_DEFN(_name_) _name_
71
72//-----------------------------------------------------------------------------
73// Override the alignment definitions from cyg_type.h. ARM only allows 4
74// byte alignment whereas the default is 8 byte.
75
76#define CYGARC_ALIGNMENT 4
77#define CYGARC_P2ALIGNMENT 2
78
79//-----------------------------------------------------------------------------
80// Define the standard variable sizes
81
82// The ARM architecture uses the default definitions of the base types,
83// so we do not need to define any here.
84
85//-----------------------------------------------------------------------------
86#endif // CYGONCE_HAL_BASETYPE_H
87// End of basetype.h
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