diff options
author | Donald Kjer <don.kjer@gmail.com> | 2021-08-23 15:15:34 -0700 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-08-23 23:15:34 +0100 |
commit | e756a21636149ad47c19c659d04be93cf3071dab (patch) | |
tree | aa350c7209c5375f8a3c400353969d2ce0ed3748 /tmk_core/common/test/flash_stm32_mock.c | |
parent | 2481e109a0f79b4cdcecab4a6bf6755fb5eda3fc (diff) |
eeprom_stm32: implement high density wear leveling (#12567)
* eeprom_stm32: implement wear leveling
Update EECONFIG_MAGIC_NUMBER
eeprom_stm32: check emulated eeprom size is large enough
* eeprom_stm32: Increasing simulated EEPROM density on stm32
* Adding utility script to decode emulated eeprom
* Adding unit tests
* Applying qmk cformat changes
* cleaned up flash mocking
* Fix for stm32eeprom_parser.py checking via signature with wrong base
* Fix for nk65 keyboard
Co-authored-by: Ilya Zhuravlev <whatever@xyz.is>
Co-authored-by: zvecr <git@zvecr.com>
Diffstat (limited to 'tmk_core/common/test/flash_stm32_mock.c')
-rw-r--r-- | tmk_core/common/test/flash_stm32_mock.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/tmk_core/common/test/flash_stm32_mock.c b/tmk_core/common/test/flash_stm32_mock.c new file mode 100644 index 0000000000..1b81d81f9a --- /dev/null +++ b/tmk_core/common/test/flash_stm32_mock.c @@ -0,0 +1,50 @@ +/* Copyright 2021 by Don Kjer + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <string.h> +#include <stdbool.h> +#include "flash_stm32.h" + +uint8_t FlashBuf[MOCK_FLASH_SIZE] = {0}; + +static bool flash_locked = true; + +FLASH_Status FLASH_ErasePage(uint32_t Page_Address) { + if (flash_locked) return FLASH_ERROR_WRP; + Page_Address -= (uintptr_t)FlashBuf; + Page_Address -= (Page_Address % FEE_PAGE_SIZE); + if (Page_Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS; + memset(&FlashBuf[Page_Address], '\xff', FEE_PAGE_SIZE); + return FLASH_COMPLETE; +} + +FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data) { + if (flash_locked) return FLASH_ERROR_WRP; + Address -= (uintptr_t)FlashBuf; + if (Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS; + uint16_t oldData = *(uint16_t*)&FlashBuf[Address]; + if (oldData == 0xFFFF || Data == 0) { + *(uint16_t*)&FlashBuf[Address] = Data; + return FLASH_COMPLETE; + } else { + return FLASH_ERROR_PG; + } +} + +FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout) { return FLASH_COMPLETE; } +void FLASH_Unlock(void) { flash_locked = false; } +void FLASH_Lock(void) { flash_locked = true; } +void FLASH_ClearFlag(uint32_t FLASH_FLAG) {} |