takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/platform/mbed_sdk_boot.c@3:f3764f852aa8, 2018-10-11 (annotated)

Committer:
kadonotakashi
Date:
Thu Oct 11 02:27:46 2018 +0000
Revision:
3:f3764f852aa8
Parent:
0:8fdf9a60065b 
Nucreo 446 + SSD1331 test version;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /* mbed Microcontroller Library
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2017 ARM Limited
kadonotakashi 0:8fdf9a60065b 3 *
kadonotakashi 0:8fdf9a60065b 4 * Licensed under the Apache License, Version 2.0 (the "License");
kadonotakashi 0:8fdf9a60065b 5 * you may not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 6 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 9 *
kadonotakashi 0:8fdf9a60065b 10 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 11 * distributed under the License is distributed on an "AS IS" BASIS,
kadonotakashi 0:8fdf9a60065b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 13 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 14 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 15 */
kadonotakashi 0:8fdf9a60065b 16
kadonotakashi 0:8fdf9a60065b 17 #include "mbed_toolchain.h"
kadonotakashi 0:8fdf9a60065b 18 #include <stdlib.h>
kadonotakashi 0:8fdf9a60065b 19 #include <stdint.h>
kadonotakashi 0:8fdf9a60065b 20 #include "cmsis.h"
kadonotakashi 0:8fdf9a60065b 21
kadonotakashi 0:8fdf9a60065b 22 /* This startup is for mbed 2 baremetal. There is no config for RTOS for mbed 2,
kadonotakashi 0:8fdf9a60065b 23 * therefore we protect this file with MBED_CONF_RTOS_PRESENT
kadonotakashi 0:8fdf9a60065b 24 * Note: The new consolidated started for mbed OS is in rtos/mbed_boot code file.
kadonotakashi 0:8fdf9a60065b 25 */
kadonotakashi 0:8fdf9a60065b 26 #if !defined(MBED_CONF_RTOS_PRESENT)
kadonotakashi 0:8fdf9a60065b 27
kadonotakashi 0:8fdf9a60065b 28 /* mbed_main is a function that is called before main()
kadonotakashi 0:8fdf9a60065b 29 * mbed_sdk_init() is also a function that is called before main(), but unlike
kadonotakashi 0:8fdf9a60065b 30 * mbed_main(), it is not meant for user code, but for the SDK itself to perform
kadonotakashi 0:8fdf9a60065b 31 * initializations before main() is called.
kadonotakashi 0:8fdf9a60065b 32 */
kadonotakashi 0:8fdf9a60065b 33 MBED_WEAK void mbed_main(void)
kadonotakashi 0:8fdf9a60065b 34 {
kadonotakashi 0:8fdf9a60065b 35
kadonotakashi 0:8fdf9a60065b 36 }
kadonotakashi 0:8fdf9a60065b 37
kadonotakashi 0:8fdf9a60065b 38 /* This function can be implemented by the target to perform higher level target initialization
kadonotakashi 0:8fdf9a60065b 39 */
kadonotakashi 0:8fdf9a60065b 40 MBED_WEAK void mbed_sdk_init(void)
kadonotakashi 0:8fdf9a60065b 41 {
kadonotakashi 0:8fdf9a60065b 42
kadonotakashi 0:8fdf9a60065b 43 }
kadonotakashi 0:8fdf9a60065b 44
kadonotakashi 0:8fdf9a60065b 45 MBED_WEAK void software_init_hook_rtos()
kadonotakashi 0:8fdf9a60065b 46 {
kadonotakashi 0:8fdf9a60065b 47 // Nothing by default
kadonotakashi 0:8fdf9a60065b 48 }
kadonotakashi 0:8fdf9a60065b 49
kadonotakashi 0:8fdf9a60065b 50 void mbed_copy_nvic(void)
kadonotakashi 0:8fdf9a60065b 51 {
kadonotakashi 0:8fdf9a60065b 52 /* If vector address in RAM is defined, copy and switch to dynamic vectors. Exceptions for M0 which doesn't have
kadonotakashi 0:8fdf9a60065b 53 VTOR register and for A9 for which CMSIS doesn't define NVIC_SetVector; in both cases target code is
kadonotakashi 0:8fdf9a60065b 54 responsible for correctly handling the vectors.
kadonotakashi 0:8fdf9a60065b 55 */
kadonotakashi 0:8fdf9a60065b 56 #if !defined(__CORTEX_M0) && !defined(__CORTEX_A9)
kadonotakashi 0:8fdf9a60065b 57 #ifdef NVIC_RAM_VECTOR_ADDRESS
kadonotakashi 0:8fdf9a60065b 58 uint32_t *old_vectors = (uint32_t *)SCB->VTOR;
kadonotakashi 0:8fdf9a60065b 59 uint32_t *vectors = (uint32_t *)NVIC_RAM_VECTOR_ADDRESS;
kadonotakashi 0:8fdf9a60065b 60 for (int i = 0; i < NVIC_NUM_VECTORS; i++) {
kadonotakashi 0:8fdf9a60065b 61 vectors[i] = old_vectors[i];
kadonotakashi 0:8fdf9a60065b 62 }
kadonotakashi 0:8fdf9a60065b 63 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
kadonotakashi 0:8fdf9a60065b 64 #endif /* NVIC_RAM_VECTOR_ADDRESS */
kadonotakashi 0:8fdf9a60065b 65 #endif /* !defined(__CORTEX_M0) && !defined(__CORTEX_A9) */
kadonotakashi 0:8fdf9a60065b 66 }
kadonotakashi 0:8fdf9a60065b 67
kadonotakashi 0:8fdf9a60065b 68 /* Toolchain specific main code */
kadonotakashi 0:8fdf9a60065b 69
kadonotakashi 0:8fdf9a60065b 70 #if defined (__CC_ARM) || (defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 5010060))
kadonotakashi 0:8fdf9a60065b 71
kadonotakashi 0:8fdf9a60065b 72 int $Super$$main(void);
kadonotakashi 0:8fdf9a60065b 73
kadonotakashi 0:8fdf9a60065b 74 int $Sub$$main(void)
kadonotakashi 0:8fdf9a60065b 75 {
kadonotakashi 0:8fdf9a60065b 76 mbed_main();
kadonotakashi 0:8fdf9a60065b 77 return $Super$$main();
kadonotakashi 0:8fdf9a60065b 78 }
kadonotakashi 0:8fdf9a60065b 79
kadonotakashi 0:8fdf9a60065b 80 void _platform_post_stackheap_init(void)
kadonotakashi 0:8fdf9a60065b 81 {
kadonotakashi 0:8fdf9a60065b 82 mbed_copy_nvic();
kadonotakashi 0:8fdf9a60065b 83 mbed_sdk_init();
kadonotakashi 0:8fdf9a60065b 84 }
kadonotakashi 0:8fdf9a60065b 85
kadonotakashi 0:8fdf9a60065b 86 #elif defined (__GNUC__)
kadonotakashi 0:8fdf9a60065b 87
kadonotakashi 0:8fdf9a60065b 88 extern int __real_main(void);
kadonotakashi 0:8fdf9a60065b 89
kadonotakashi 0:8fdf9a60065b 90 void software_init_hook(void)
kadonotakashi 0:8fdf9a60065b 91 {
kadonotakashi 0:8fdf9a60065b 92 mbed_copy_nvic();
kadonotakashi 0:8fdf9a60065b 93 mbed_sdk_init();
kadonotakashi 0:8fdf9a60065b 94 software_init_hook_rtos();
kadonotakashi 0:8fdf9a60065b 95 }
kadonotakashi 0:8fdf9a60065b 96
kadonotakashi 0:8fdf9a60065b 97
kadonotakashi 0:8fdf9a60065b 98 int __wrap_main(void)
kadonotakashi 0:8fdf9a60065b 99 {
kadonotakashi 0:8fdf9a60065b 100 mbed_main();
kadonotakashi 0:8fdf9a60065b 101 return __real_main();
kadonotakashi 0:8fdf9a60065b 102 }
kadonotakashi 0:8fdf9a60065b 103
kadonotakashi 0:8fdf9a60065b 104 #elif defined (__ICCARM__)
kadonotakashi 0:8fdf9a60065b 105
kadonotakashi 0:8fdf9a60065b 106 int __low_level_init(void)
kadonotakashi 0:8fdf9a60065b 107 {
kadonotakashi 0:8fdf9a60065b 108 mbed_copy_nvic();
kadonotakashi 0:8fdf9a60065b 109 return 1;
kadonotakashi 0:8fdf9a60065b 110 }
kadonotakashi 0:8fdf9a60065b 111
kadonotakashi 0:8fdf9a60065b 112 #endif
kadonotakashi 0:8fdf9a60065b 113
kadonotakashi 0:8fdf9a60065b 114 #endif