1 /*
2  *  Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
3  *
4  *  Redistribution and use in source and binary forms, with or without
5  *  modification, are permitted provided that the following conditions
6  *  are met:
7  *
8  *    Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *
11  *    Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the
14  *    distribution.
15  *
16  *    Neither the name of Texas Instruments Incorporated nor the names of
17  *    its contributors may be used to endorse or promote products derived
18  *    from this software without specific prior written permission.
19  *
20  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  *
32  */
33 
34 #ifndef __HW_TYPES_H__
35 #define __HW_TYPES_H__
36 
37 //*****************************************************************************
38 //
39 // Define a boolean type, and values for true and false.
40 //
41 //*****************************************************************************
42 typedef unsigned char tBoolean;
43 
44 #ifndef true
45 #define true 1
46 #endif
47 
48 #ifndef false
49 #define false 0
50 #endif
51 
52 //*****************************************************************************
53 //
54 // Macros for hardware access, both direct and via the bit-band region.
55 //
56 //*****************************************************************************
57 #define HWREG(x)                                                              \
58         (*((volatile unsigned long *)(x)))
59 #define HWREGH(x)                                                             \
60         (*((volatile unsigned short *)(x)))
61 #define HWREGB(x)                                                             \
62         (*((volatile unsigned char *)(x)))
63 #define HWREGBITW(x, b)                                                       \
64         HWREG(((unsigned long)(x) & 0xF0000000) | 0x02000000 |                \
65               (((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
66 #define HWREGBITH(x, b)                                                       \
67         HWREGH(((unsigned long)(x) & 0xF0000000) | 0x02000000 |               \
68                (((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
69 #define HWREGBITB(x, b)                                                       \
70         HWREGB(((unsigned long)(x) & 0xF0000000) | 0x02000000 |               \
71                (((unsigned long)(x) & 0x000FFFFF) << 5) | ((b) << 2))
72 
73 
74 #endif // __HW_TYPES_H__
75