1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*
* Copyright (C) 2011-2012, Freescale Semiconductor, Inc. All Rights Reserved
* THIS SOURCE CODE IS CONFIDENTIAL AND PROPRIETARY AND MAY NOT
* BE USED OR DISTRIBUTED WITHOUT THE WRITTEN PERMISSION OF
* Freescale Semiconductor, Inc.
*/
/*!
* @file functions.h
* @brief This header file contains functions info.
*
*/
#ifndef FUNCTIONS_H
#define FUNCTIONS_H
//----------------------------------------------------------------------
// Some Genaral Macros
//----------------------------------------------------------------------
//#define FALSE 0
//#define TRUE 1
#define DUMMY_INFO 0xf00f00
#define reg8_read(addr) *((BYTE *)(addr))
#define reg16_read(addr) *((HALF *)(addr))
#define reg32_read(addr) *(WORD *)((addr))
#define reg32_read_bit(addr,bitpos) (reg32_read(addr) & (1<<(bitpos)))
#define reg8_write(addr,val) *((BYTE *)(addr)) = (val)
#define reg16_write(addr,val) *((HALF *)(addr)) = (val)
#define reg32_write(addr,val) *((WORD *)(addr)) = (val)
#define mem8_read(addr) *((BYTE *)(addr))
#define mem16_read(addr) *((HALF *)(addr))
#define mem32_read(addr) *(WORD *)((addr))
#define mem8_write(addr,val) *((BYTE *)(addr)) = (val)
#define mem16_write(addr,val) *((HALF *)(addr)) = (val)
#define mem32_write(addr,val) *((WORD *)(addr)) = (val)
#define reg8setbit(addr,bitpos) \
reg8_write((addr),(reg8_read((addr)) | (1<<(bitpos))))
#define reg16setbit(addr,bitpos) \
reg16_write((addr),(reg16_read((addr)) | (1<<(bitpos))))
#define reg32setbit(addr,bitpos) \
reg32_write((addr),(reg32_read((addr)) | (1<<(bitpos))))
#define reg8clrbit(addr,bitpos) \
reg8_write((addr),(reg8_read((addr)) & (0xFF ^ (1<<(bitpos)))))
#define reg16clrbit(addr,bitpos) \
reg16_write((addr),(reg16_read((addr)) & (0xFFFF ^ (1<<(bitpos)))))
#define reg32clrbit(addr,bitpos) \
reg32_write((addr),(reg32_read((addr)) & (0xFFFFFFFF ^ (1<<(bitpos)))))
// ##### EXPORTED TYPE DEFINITIONS ################################################# {{{1
typedef volatile unsigned long WORD;
typedef volatile unsigned short HALF;
typedef volatile unsigned char BYTE;
//----------------------------------------------------------------------
// Write With Mask (write only certain bits)
//----------------------------------------------------------------------
void reg8_write_mask(WORD addr, BYTE wdata, BYTE mask);
void reg16_write_mask(WORD addr, HALF wdata, HALF mask);
void reg32_write_mask(WORD addr, WORD wdata, WORD mask);
#endif //FUNCTIONS_H
|
