Thomas SOETE / SimpleLib

Simple mbed library with macros

Dependents:   SimpleTimer SimpleUART SimpleTimer Stoppuhr1

mbed_globals.h@8:f8b47457fdcf, 2010-11-13 (annotated)

Committer:
Alkorin
Date:
Sat Nov 13 22:15:12 2010 +0000
Revision:
8:f8b47457fdcf
Parent:
6:9e1310782abf
Child:
10:0f79cde3f231
Added License

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Alkorin 8:f8b47457fdcf 1 /*
Alkorin 8:f8b47457fdcf 2 * Copyright or © or Copr. 2010, Thomas SOETE
Alkorin 8:f8b47457fdcf 3 *
Alkorin 8:f8b47457fdcf 4 * Author e-mail: thomas@soete.org
Alkorin 8:f8b47457fdcf 5 *
Alkorin 8:f8b47457fdcf 6 * This software is governed by the CeCILL license under French law and
Alkorin 8:f8b47457fdcf 7 * abiding by the rules of distribution of free software. You can use,
Alkorin 8:f8b47457fdcf 8 * modify and/ or redistribute the software under the terms of the CeCILL
Alkorin 8:f8b47457fdcf 9 * license as circulated by CEA, CNRS and INRIA at the following URL
Alkorin 8:f8b47457fdcf 10 * "http://www.cecill.info".
Alkorin 8:f8b47457fdcf 11 *
Alkorin 8:f8b47457fdcf 12 * As a counterpart to the access to the source code and rights to copy,
Alkorin 8:f8b47457fdcf 13 * modify and redistribute granted by the license, users are provided only
Alkorin 8:f8b47457fdcf 14 * with a limited warranty and the software's author, the holder of the
Alkorin 8:f8b47457fdcf 15 * economic rights, and the successive licensors have only limited
Alkorin 8:f8b47457fdcf 16 * liability.
Alkorin 8:f8b47457fdcf 17 *
Alkorin 8:f8b47457fdcf 18 * In this respect, the user's attention is drawn to the risks associated
Alkorin 8:f8b47457fdcf 19 * with loading, using, modifying and/or developing or reproducing the
Alkorin 8:f8b47457fdcf 20 * software by the user in light of its specific status of free software,
Alkorin 8:f8b47457fdcf 21 * that may mean that it is complicated to manipulate, and that also
Alkorin 8:f8b47457fdcf 22 * therefore means that it is reserved for developers and experienced
Alkorin 8:f8b47457fdcf 23 * professionals having in-depth computer knowledge. Users are therefore
Alkorin 8:f8b47457fdcf 24 * encouraged to load and test the software's suitability as regards their
Alkorin 8:f8b47457fdcf 25 * requirements in conditions enabling the security of their systems and/or
Alkorin 8:f8b47457fdcf 26 * data to be ensured and, more generally, to use and operate it in the
Alkorin 8:f8b47457fdcf 27 * same conditions as regards security.
Alkorin 8:f8b47457fdcf 28 *
Alkorin 8:f8b47457fdcf 29 * The fact that you are presently reading this means that you have had
Alkorin 8:f8b47457fdcf 30 * knowledge of the CeCILL license and that you accept its terms.
Alkorin 8:f8b47457fdcf 31 */
Alkorin 8:f8b47457fdcf 32
Alkorin 5:b3aa0a49e21f 33 #ifndef __MBED_GLOBALS_H__
Alkorin 5:b3aa0a49e21f 34 #define __MBED_GLOBALS_H__
Alkorin 5:b3aa0a49e21f 35
Alkorin 5:b3aa0a49e21f 36 #include <LPC17xx.h>
Alkorin 5:b3aa0a49e21f 37
Alkorin 5:b3aa0a49e21f 38 /* GLOBALS MACRO */
Alkorin 5:b3aa0a49e21f 39 #define GET_REGISTER8(reg) *(volatile uint8_t *)(reg)
Alkorin 5:b3aa0a49e21f 40 #define GET_REGISTER16(reg) *(volatile uint16_t *)(reg)
Alkorin 5:b3aa0a49e21f 41 #define GET_REGISTER32(reg) *(volatile uint32_t *)(reg)
Alkorin 5:b3aa0a49e21f 42
Alkorin 5:b3aa0a49e21f 43 #define SET_REGISTER8(reg, val) *(uint8_t *)(reg)=(val)
Alkorin 5:b3aa0a49e21f 44 #define SET_REGISTER16(reg, val) *(uint16_t *)(reg)=(val)
Alkorin 5:b3aa0a49e21f 45 #define SET_REGISTER32(reg, val) *(uint32_t *)(reg)=(val)
Alkorin 5:b3aa0a49e21f 46
Alkorin 5:b3aa0a49e21f 47 // See 34.3.2.5 p740
Alkorin 5:b3aa0a49e21f 48 #define BIT_BANDING_ADDRESS(reg, bit) (((reg) & 0xF0000000) | (0x02000000) | (((reg) & 0x000FFFFF) << 5) | ((bit) << 2))
Alkorin 6:9e1310782abf 49 #define GET_BIT_ADDRESS(reg, bit) BIT_BANDING_ADDRESS(((uint32_t)&(reg)), (bit))
Alkorin 6:9e1310782abf 50 #define GET_BIT_VALUE(reg, bit) GET_REGISTER32(GET_BIT_ADDRESS((reg), (bit)))
Alkorin 6:9e1310782abf 51 #define SET_BIT_VALUE(reg, bit, value) SET_REGISTER32(GET_BIT_ADDRESS((reg), (bit)), (value))
Alkorin 5:b3aa0a49e21f 52
Alkorin 5:b3aa0a49e21f 53 // Macro tools
Alkorin 5:b3aa0a49e21f 54 #define TOKENPASTE(x, y) x ## y
Alkorin 5:b3aa0a49e21f 55 #define TOKENPASTE2(x, y) TOKENPASTE(x, y)
Alkorin 5:b3aa0a49e21f 56 #define TOKENPASTE3(x, y, z) TOKENPASTE(TOKENPASTE(x, y), z)
Alkorin 5:b3aa0a49e21f 57
Alkorin 0:aa3c3d1a5918 58 #endif