source: rtems/c/src/lib/libbsp/arm/lpc24xx/include/start-config.h @ 991fdb33

4.115
Last change on this file since 991fdb33 was c499856, checked in by Chris Johns <chrisj@…>, on Mar 20, 2014 at 9:10:47 PM

Change all references of rtems.com to rtems.org.

  • Property mode set to 100644
File size: 2.7 KB
Line 
1/**
2 * @file
3 *
4 * @ingroup lpc24xx
5 *
6 * @brief BSP start configuration.
7 */
8
9/*
10 * Copyright (c) 2011-2012 embedded brains GmbH.  All rights reserved.
11 *
12 *  embedded brains GmbH
13 *  Obere Lagerstr. 30
14 *  82178 Puchheim
15 *  Germany
16 *  <rtems@embedded-brains.de>
17 *
18 * The license and distribution terms for this file may be
19 * found in the file LICENSE in this distribution or at
20 * http://www.rtems.org/license/LICENSE.
21 */
22
23#ifndef LIBBSP_ARM_LPC24XX_START_CONFIG_H
24#define LIBBSP_ARM_LPC24XX_START_CONFIG_H
25
26#include <rtems/score/armv7m.h>
27
28#include <bsp.h>
29#include <bsp/io.h>
30#include <bsp/start.h>
31#include <bsp/lpc-emc.h>
32
33#ifdef __cplusplus
34extern "C" {
35#endif /* __cplusplus */
36
37/**
38 * @brief Pico seconds @a ps to clock ticks for clock frequency @a f.
39 */
40#define LPC24XX_PS_TO_CLK(ps, f) \
41  (((((uint64_t) (ps)) * ((uint64_t) (f))) + 1000000000000ULL - 1ULL) \
42    / 1000000000000ULL)
43
44/**
45 * @brief Pico seconds @a ps to EMCCLK clock ticks adjusted by @a m.
46 */
47#define LPC24XX_PS_TO_EMCCLK(ps, m) \
48  (LPC24XX_PS_TO_CLK(ps, LPC24XX_EMCCLK) > (m) ? \
49    LPC24XX_PS_TO_CLK(ps, LPC24XX_EMCCLK) - (m) : 0)
50
51typedef struct {
52  uint32_t refresh;
53  uint32_t readconfig;
54  uint32_t trp;
55  uint32_t tras;
56  uint32_t tsrex;
57  uint32_t tapr;
58  uint32_t tdal;
59  uint32_t twr;
60  uint32_t trc;
61  uint32_t trfc;
62  uint32_t txsr;
63  uint32_t trrd;
64  uint32_t tmrd;
65  uint32_t emcdlyctl;
66} lpc24xx_emc_dynamic_config;
67
68typedef struct {
69  volatile lpc_emc_dynamic *chip_select;
70  uint32_t address;
71  uint32_t config;
72  uint32_t rascas;
73  uint32_t mode;
74} lpc24xx_emc_dynamic_chip_config;
75
76typedef struct {
77  volatile lpc_emc_static *chip_select;
78  struct {
79    uint32_t config;
80    uint32_t waitwen;
81    uint32_t waitoen;
82    uint32_t waitrd;
83    uint32_t waitpage;
84    uint32_t waitwr;
85    uint32_t waitrun;
86  } config;
87} lpc24xx_emc_static_chip_config;
88
89extern BSP_START_DATA_SECTION const lpc24xx_pin_range
90  lpc24xx_start_config_pinsel [];
91
92extern BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_config
93  lpc24xx_start_config_emc_dynamic [];
94
95extern BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_chip_config
96  lpc24xx_start_config_emc_dynamic_chip [];
97
98extern BSP_START_DATA_SECTION const size_t
99  lpc24xx_start_config_emc_dynamic_chip_count;
100
101extern BSP_START_DATA_SECTION const lpc24xx_emc_static_chip_config
102  lpc24xx_start_config_emc_static_chip [];
103
104extern BSP_START_DATA_SECTION const size_t
105  lpc24xx_start_config_emc_static_chip_count;
106
107#ifdef ARM_MULTILIB_ARCH_V7M
108
109extern BSP_START_DATA_SECTION const ARMV7M_MPU_Region
110  lpc24xx_start_config_mpu_region [];
111
112extern BSP_START_DATA_SECTION const size_t
113  lpc24xx_start_config_mpu_region_count;
114
115#endif /* ARM_MULTILIB_ARCH_V7M */
116
117#ifdef __cplusplus
118}
119#endif /* __cplusplus */
120
121#endif /* LIBBSP_ARM_LPC24XX_START_CONFIG_H */
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