Maxim Ibragimov / mbed-dev

mbed library sources. Supersedes mbed-src. Fixed broken STM32F1xx RTC on rtc_api.c

Dependents:   Nucleo_F103RB_RTC_battery_bkup_pwr_off_okay

Fork of mbed-dev by mbed official

targets/TARGET_NUVOTON/TARGET_M451/flash_api.c@177:619788de047e, 2017-11-07 (annotated)

Committer:
maxxir
Date:
Tue Nov 07 16:46:29 2017 +0000
Revision:
177:619788de047e
Parent:
163:74e0ce7f98e8 
To fix broken RTC on Nucleo_F103RB / STM32F103 BluePill etc..;  Used direct RTC register manipulation for STM32F1xx;  rtc_read() && rtc_write()  (native rtc_init() - works good);  also added stub for non-working on STM32F1xx rtc_read_subseconds().

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Anna Bridge 163:74e0ce7f98e8 1 /* mbed Microcontroller Library
Anna Bridge 163:74e0ce7f98e8 2 * Copyright (c) 2015-2016 Nuvoton
Anna Bridge 163:74e0ce7f98e8 3 *
Anna Bridge 163:74e0ce7f98e8 4 * Licensed under the Apache License, Version 2.0 (the "License");
Anna Bridge 163:74e0ce7f98e8 5 * you may not use this file except in compliance with the License.
Anna Bridge 163:74e0ce7f98e8 6 * You may obtain a copy of the License at
Anna Bridge 163:74e0ce7f98e8 7 *
Anna Bridge 163:74e0ce7f98e8 8 * http://www.apache.org/licenses/LICENSE-2.0
Anna Bridge 163:74e0ce7f98e8 9 *
Anna Bridge 163:74e0ce7f98e8 10 * Unless required by applicable law or agreed to in writing, software
Anna Bridge 163:74e0ce7f98e8 11 * distributed under the License is distributed on an "AS IS" BASIS,
Anna Bridge 163:74e0ce7f98e8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Anna Bridge 163:74e0ce7f98e8 13 * See the License for the specific language governing permissions and
Anna Bridge 163:74e0ce7f98e8 14 * limitations under the License.
Anna Bridge 163:74e0ce7f98e8 15 */
Anna Bridge 163:74e0ce7f98e8 16
Anna Bridge 163:74e0ce7f98e8 17 #include "flash_api.h"
Anna Bridge 163:74e0ce7f98e8 18 #include "flash_data.h"
Anna Bridge 163:74e0ce7f98e8 19 #include "mbed_critical.h"
Anna Bridge 163:74e0ce7f98e8 20
Anna Bridge 163:74e0ce7f98e8 21 // This is a flash algo binary blob. It is PIC (position independent code) that should be stored in RAM
Anna Bridge 163:74e0ce7f98e8 22 // NOTE: On ARMv7-M/ARMv8-M, instruction fetches are always little-endian.
Anna Bridge 163:74e0ce7f98e8 23 static uint32_t FLASH_ALGO[] = {
Anna Bridge 163:74e0ce7f98e8 24 0x4603b530, 0x2164460c, 0x4dd72059, 0x20166028, 0xf8c5070d, 0x20880100, 0x0100f8c5, 0xf8d006c0,
Anna Bridge 163:74e0ce7f98e8 25 0xf0000100, 0xb9080001, 0xbd302001, 0x680048cf, 0x0004f040, 0x4580f04f, 0x0200f8c5, 0xf8d04628,
Anna Bridge 163:74e0ce7f98e8 26 0xf0400204, 0xf8c50004, 0xbf000204, 0xf1a11e08, 0xd1fb0101, 0x680048c6, 0x002df040, 0x60284dc4,
Anna Bridge 163:74e0ce7f98e8 27 0x68004628, 0x0001f000, 0x2001b908, 0x48c0e7dd, 0xf0406800, 0x4dbe0040, 0x20006028, 0x4601e7d5,
Anna Bridge 163:74e0ce7f98e8 28 0x48bbbf00, 0xf0006900, 0x28000001, 0x48b8d1f9, 0xf0206800, 0x4ab6002d, 0x20006010, 0x60104ab2,
Anna Bridge 163:74e0ce7f98e8 29 0x46014770, 0x48b2bf00, 0xf0006900, 0x28000001, 0x48afd1f9, 0xf0406800, 0x4aad0040, 0x20226010,
Anna Bridge 163:74e0ce7f98e8 30 0xf02160d0, 0x60500003, 0x61102001, 0x8f60f3bf, 0x48a7bf00, 0xf0006900, 0x28000001, 0x48a4d1f9,
Anna Bridge 163:74e0ce7f98e8 31 0xf0006800, 0xb1380040, 0x680048a1, 0x0040f040, 0x60104a9f, 0x47702001, 0xe7fc2000, 0x4604b570,
Anna Bridge 163:74e0ce7f98e8 32 0x4615460b, 0x46292200, 0x000ff103, 0x030ff020, 0x4897bf00, 0xf0006900, 0x28000001, 0x4894d1f9,
Anna Bridge 163:74e0ce7f98e8 33 0xf0406800, 0x4e920040, 0xf0246030, 0x6070000f, 0x60f02027, 0x1c524610, 0x0020f851, 0x36804e8c,
Anna Bridge 163:74e0ce7f98e8 34 0x46106030, 0xf8511c52, 0x4e890020, 0x0084f8c6, 0x1c524610, 0x0020f851, 0x36884e85, 0x46106030,
Anna Bridge 163:74e0ce7f98e8 35 0xf8511c52, 0x1d360020, 0x20016030, 0x61304e80, 0xe02c3b10, 0x487ebf00, 0x680030c0, 0x0030f000,
Anna Bridge 163:74e0ce7f98e8 36 0xd1f82800, 0x1c524610, 0x0020f851, 0x36804e78, 0x46106030, 0xf8511c52, 0x4e750020, 0x0084f8c6,
Anna Bridge 163:74e0ce7f98e8 37 0x4873bf00, 0x680030c0, 0x00c0f000, 0xd1f82800, 0x1c524610, 0x0020f851, 0x36884e6d, 0x46106030,
Anna Bridge 163:74e0ce7f98e8 38 0xf8511c52, 0x4e6a0020, 0x008cf8c6, 0x2b003b10, 0xbf00d1d0, 0x69004866, 0x0001f000, 0xd1f92800,
Anna Bridge 163:74e0ce7f98e8 39 0xb510bd70, 0x1cc84603, 0x0103f020, 0x4860bf00, 0xf0006900, 0x28000001, 0x485dd1f9, 0xf0406800,
Anna Bridge 163:74e0ce7f98e8 40 0x4c5b0040, 0x20216020, 0xe02060e0, 0x0003f023, 0x60604c57, 0x60a06810, 0x61202001, 0x8f60f3bf,
Anna Bridge 163:74e0ce7f98e8 41 0x4853bf00, 0xf0006900, 0x28000001, 0x4850d1f9, 0xf0006800, 0xb1380040, 0x6800484d, 0x0040f040,
Anna Bridge 163:74e0ce7f98e8 42 0x60204c4b, 0xbd102001, 0x1d121d1b, 0x29001f09, 0x2000d1dc, 0xe92de7f7, 0x460547f0, 0x4616460c,
Anna Bridge 163:74e0ce7f98e8 43 0x0800f04f, 0xbf0046c2, 0x69004841, 0x0001f000, 0xd1f92800, 0x6800483e, 0x0040f040, 0x6008493c,
Anna Bridge 163:74e0ce7f98e8 44 0xf0201ce0, 0xe02d0403, 0xb958b2e8, 0xd9092cff, 0x7780f44f, 0x0208eb06, 0x46284639, 0xff2ef7ff,
Anna Bridge 163:74e0ce7f98e8 45 0xe0164682, 0x0008f3c5, 0x2c10b958, 0xf024d309, 0xeb06070f, 0x46390208, 0xf7ff4628, 0x4682ff1f,
Anna Bridge 163:74e0ce7f98e8 46 0x4627e007, 0x0208eb06, 0x46284639, 0xff89f7ff, 0x443d4682, 0x1be444b8, 0x0f00f1ba, 0x2001d002,
Anna Bridge 163:74e0ce7f98e8 47 0x87f0e8bd, 0xd1cf2c00, 0xe7f92000, 0x1ccbb510, 0x0103f023, 0x4b1ebf00, 0xf003691b, 0x2b000301,
Anna Bridge 163:74e0ce7f98e8 48 0x4b1bd1f9, 0xf043681b, 0x4c190340, 0x23006023, 0xe02560e3, 0x0303f020, 0x60634c15, 0x60a32300,
Anna Bridge 163:74e0ce7f98e8 49 0x61232301, 0x8f60f3bf, 0x4b11bf00, 0xf003691b, 0x2b000301, 0x4b0ed1f9, 0xf003681b, 0xb1330340,
Anna Bridge 163:74e0ce7f98e8 50 0x681b4b0b, 0x0340f043, 0x60234c09, 0x4b08bd10, 0x6814689b, 0xd00042a3, 0x1d00e7f8, 0x1f091d12,
Anna Bridge 163:74e0ce7f98e8 51 0xd1d72900, 0xe7f1bf00, 0x40000100, 0x40000200, 0x4000c000, 0x00000000,
Anna Bridge 163:74e0ce7f98e8 52 };
Anna Bridge 163:74e0ce7f98e8 53
Anna Bridge 163:74e0ce7f98e8 54 static const flash_algo_t flash_algo_config = {
Anna Bridge 163:74e0ce7f98e8 55 .init = 0x00000001,
Anna Bridge 163:74e0ce7f98e8 56 .uninit = 0x0000007f,
Anna Bridge 163:74e0ce7f98e8 57 .erase_sector = 0x000000a3,
Anna Bridge 163:74e0ce7f98e8 58 .program_page = 0x00000257,
Anna Bridge 163:74e0ce7f98e8 59 .static_base = 0x00000374,
Anna Bridge 163:74e0ce7f98e8 60 .algo_blob = FLASH_ALGO
Anna Bridge 163:74e0ce7f98e8 61 };
Anna Bridge 163:74e0ce7f98e8 62
Anna Bridge 163:74e0ce7f98e8 63 static const sector_info_t sectors_info[] = {
Anna Bridge 163:74e0ce7f98e8 64 {0x0, 0x800}, // (start, sector size)
Anna Bridge 163:74e0ce7f98e8 65 };
Anna Bridge 163:74e0ce7f98e8 66
Anna Bridge 163:74e0ce7f98e8 67 static const flash_target_config_t flash_target_config = {
Anna Bridge 163:74e0ce7f98e8 68 .page_size = 0x800, // 2 KB
Anna Bridge 163:74e0ce7f98e8 69 .flash_start = 0x0,
Anna Bridge 163:74e0ce7f98e8 70 .flash_size = 0x40000, // 256 KB
Anna Bridge 163:74e0ce7f98e8 71 .sectors = sectors_info,
Anna Bridge 163:74e0ce7f98e8 72 .sector_info_count = sizeof(sectors_info) / sizeof(sector_info_t)
Anna Bridge 163:74e0ce7f98e8 73 };
Anna Bridge 163:74e0ce7f98e8 74
Anna Bridge 163:74e0ce7f98e8 75 void flash_set_target_config(flash_t *obj)
Anna Bridge 163:74e0ce7f98e8 76 {
Anna Bridge 163:74e0ce7f98e8 77 obj->flash_algo = &flash_algo_config;
Anna Bridge 163:74e0ce7f98e8 78 obj->target_config = &flash_target_config;
Anna Bridge 163:74e0ce7f98e8 79 }