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
|
/**************************************************************************//**
*
* @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-2-7 Wayne First version
*
******************************************************************************/
#ifndef NU_MISC_UTIL_H
#define NU_MISC_UTIL_H
#ifdef __cplusplus
extern "C" {
#endif
#define NU_MAX(a,b) ((a)>(b)?(a):(b))
#define NU_MIN(a,b) ((a)<(b)?(a):(b))
#define NU_CLAMP(x, min, max) NU_MIN(NU_MAX((x), (min)), (max))
#define NU_ALIGN_DOWN(X, ALIGN) ((X) & ~((ALIGN) - 1))
#define NU_ALIGN_UP(X, ALIGN) (((X) + (ALIGN) - 1) & ~((ALIGN) - 1))
#define NU_ISALIGNED(a, b) (((a) & (b - 1)) == 0)
#define SET_BIT(REG, BIT) ((REG) |= (BIT))
#define CLEAR_BIT(REG, BIT) ((REG) &= ~(BIT))
#define READ_BIT(REG, BIT) ((REG) & (BIT))
#define CLEAR_REG(REG) ((REG) = (0x0))
#define WRITE_REG(REG, VAL) ((REG) = (VAL))
#define READ_REG(REG) ((REG))
#define MODIFY_REG(REG, CLEARMASK, SETMASK) WRITE_REG((REG), (((READ_REG(REG)) & (~(CLEARMASK))) | (SETMASK)))
#ifdef __cplusplus
}
#endif
#endif
|
