From 621ce29a53e9e94e085fbd86c0b7134e9df4bfe5 Mon Sep 17 00:00:00 2001 From: yiancar Date: Wed, 29 Aug 2018 23:14:49 +0300 Subject: STM32 EEPROM Emulation (#3741) * STM32 EEPROM Emulation - Added EEPROM emulation libaries from libmaple and Arduino_STM32. https://github.com/rogerclarkmelbourne/Arduino_STM32 and https://github.com/leaflabs/libmaple. - Renamed teensy EEPROM library and added conditional selection of library. - Remapped EEPROM memory map for 16 byte blocks (as is with STM32f3xx MCUs). - Added EEPROM initialization in main.c of Chibios. - Added EEPROM format to clear the emulated pages when EEPROM is marked as invalid. * Fixed ifdef --- tmk_core/common/chibios/flash_stm32.h | 53 +++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100755 tmk_core/common/chibios/flash_stm32.h (limited to 'tmk_core/common/chibios/flash_stm32.h') diff --git a/tmk_core/common/chibios/flash_stm32.h b/tmk_core/common/chibios/flash_stm32.h new file mode 100755 index 0000000000..cc065cbca2 --- /dev/null +++ b/tmk_core/common/chibios/flash_stm32.h @@ -0,0 +1,53 @@ +/* + * This software is experimental and a work in progress. + * Under no circumstances should these files be used in relation to any critical system(s). + * Use of these files is at your own risk. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * This files are free to use from https://github.com/rogerclarkmelbourne/Arduino_STM32 and + * https://github.com/leaflabs/libmaple + * + * Modifications for QMK and STM32F303 by Yiancar + */ + +#ifndef __FLASH_STM32_H +#define __FLASH_STM32_H + +#ifdef __cplusplus + extern "C" { +#endif + +#include "ch.h" +#include "hal.h" + +typedef enum + { + FLASH_BUSY = 1, + FLASH_ERROR_PG, + FLASH_ERROR_WRP, + FLASH_ERROR_OPT, + FLASH_COMPLETE, + FLASH_TIMEOUT, + FLASH_BAD_ADDRESS + } FLASH_Status; + +#define IS_FLASH_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) < 0x0807FFFF)) + +FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout); +FLASH_Status FLASH_ErasePage(uint32_t Page_Address); +FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data); + +void FLASH_Unlock(void); +void FLASH_Lock(void); + +#ifdef __cplusplus +} +#endif + +#endif /* __FLASH_STM32_H */ -- cgit v1.2.3