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Finish STM32F4 SD-based settings storage (#14844)

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Tanguy Pruvot 2019-08-07 05:53:11 +02:00 committed by Scott Lahteine
parent a0d782e46e
commit eecfcd124d
1 changed files with 13 additions and 14 deletions
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27
Marlin/src/HAL/HAL_STM32/persistent_store_sdcard.cpp
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@ -21,24 +21,23 @@
*/ */
/** /**
* HAL for stm32duino.com based on Libmaple and compatible (STM32F1)
* Implementation of EEPROM settings in SD Card * Implementation of EEPROM settings in SD Card
*/ */
#ifdef TARGET_STM32F4 #if defined(ARDUINO_ARCH_STM32) && !defined(STM32GENERIC)
#include "../../inc/MarlinConfig.h" #include "../../inc/MarlinConfig.h"
#if ENABLED(EEPROM_SETTINGS) && NONE(FLASH_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM) #if ENABLED(EEPROM_SETTINGS) && NONE(FLASH_EEPROM_EMULATION, SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#include "../shared/persistent_store_api.h" #include "../shared/persistent_store_api.h"
#ifndef E2END #ifndef E2END
#define E2END 0xFFF // 4KB #define E2END 0xFFF // 4KB
#endif #endif
#define HAL_EEPROM_SIZE (E2END + 1) // 16KB #define HAL_EEPROM_SIZE int(E2END + 1)
#define _ALIGN(x) __attribute__ ((aligned(x))) // SDIO uint32_t* compat. #define _ALIGN(x) __attribute__ ((aligned(x)))
static char _ALIGN(4) HAL_eeprom_data[HAL_EEPROM_SIZE]; static char _ALIGN(4) HAL_eeprom_data[HAL_EEPROM_SIZE];
#if ENABLED(SDSUPPORT) #if ENABLED(SDSUPPORT)
@ -52,11 +51,11 @@ static char _ALIGN(4) HAL_eeprom_data[HAL_EEPROM_SIZE];
SdFile file, root = card.getroot(); SdFile file, root = card.getroot();
if (!file.open(&root, EEPROM_FILENAME, O_RDONLY)) if (!file.open(&root, EEPROM_FILENAME, O_RDONLY))
return false; return true;
int16_t bytes_read = file.read(HAL_eeprom_data, HAL_STM32F4_EEPROM_SIZE); int bytes_read = file.read(HAL_eeprom_data, HAL_EEPROM_SIZE);
if (bytes_read < 0) return false; if (bytes_read < 0) return false;
for (; bytes_read < HAL_STM32F4_EEPROM_SIZE; bytes_read++) for (; bytes_read < HAL_EEPROM_SIZE; bytes_read++)
HAL_eeprom_data[bytes_read] = 0xFF; HAL_eeprom_data[bytes_read] = 0xFF;
file.close(); file.close();
return true; return true;
@ -66,17 +65,17 @@ static char _ALIGN(4) HAL_eeprom_data[HAL_EEPROM_SIZE];
if (!card.isDetected()) return false; if (!card.isDetected()) return false;
SdFile file, root = card.getroot(); SdFile file, root = card.getroot();
int16_t bytes_written = 0; int bytes_written = 0;
if (file.open(&root, EEPROM_FILENAME, O_CREAT | O_WRITE | O_TRUNC)) { if (file.open(&root, EEPROM_FILENAME, O_CREAT | O_WRITE | O_TRUNC)) {
bytes_written = file.write(HAL_eeprom_data, HAL_STM32F4_EEPROM_SIZE); bytes_written = file.write(HAL_eeprom_data, HAL_EEPROM_SIZE);
file.close(); file.close();
} }
return (bytes_written == HAL_STM32F4_EEPROM_SIZE); return (bytes_written == HAL_EEPROM_SIZE);
} }
#else // !SDSUPPORT #else // !SDSUPPORT
#error "Please define SPI_EEPROM (in Configuration.h) or disable EEPROM_SETTINGS." #error "Please define an EEPROM, a SDCARD or disable EEPROM_SETTINGS."
#endif // !SDSUPPORT #endif // !SDSUPPORT
@ -98,7 +97,7 @@ bool PersistentStore::read_data(int &pos, uint8_t* value, const size_t size, uin
return false; return false;
} }
size_t PersistentStore::capacity() { return HAL_STM32F4_EEPROM_SIZE; } size_t PersistentStore::capacity() { return HAL_EEPROM_SIZE; }
#endif // EEPROM_SETTINGS #endif // EEPROM_SETTINGS
#endif // __STM32F4__ #endif // STM32