STM32F4x SD-based settings storage (#14808)

This commit is contained in:
yangwenxiong 2019-08-02 20:40:27 +08:00 committed by Scott Lahteine
parent 21993b75f4
commit 6132cf900b
3 changed files with 122 additions and 16 deletions

View file

@ -24,24 +24,24 @@
#include "../../inc/MarlinConfig.h"
#if ENABLED(EEPROM_SETTINGS)
#if ENABLED(EEPROM_SETTINGS) && ANY(FLASH_EEPROM_EMULATION, SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#include "../shared/persistent_store_api.h"
#if NONE(SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#if ENABLED(FLASH_EEPROM_EMULATION)
#include <EEPROM.h>
static bool eeprom_data_written = false;
#endif
bool PersistentStore::access_start() {
#if NONE(SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#if ENABLED(FLASH_EEPROM_EMULATION)
eeprom_buffer_fill();
#endif
return true;
}
bool PersistentStore::access_finish() {
#if NONE(SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#if ENABLED(FLASH_EEPROM_EMULATION)
if (eeprom_data_written) {
eeprom_buffer_flush();
eeprom_data_written = false;
@ -66,7 +66,7 @@ bool PersistentStore::write_data(int &pos, const uint8_t *value, size_t size, ui
return true;
}
}
#elif DISABLED(SRAM_EEPROM_EMULATION)
#elif ENABLED(FLASH_EEPROM_EMULATION)
eeprom_buffered_write_byte(pos, v);
#else
*(__IO uint8_t *)(BKPSRAM_BASE + (uint8_t * const)pos) = v;
@ -76,7 +76,7 @@ bool PersistentStore::write_data(int &pos, const uint8_t *value, size_t size, ui
pos++;
value++;
};
#if NONE(SRAM_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#if ENABLED(FLASH_EEPROM_EMULATION)
eeprom_data_written = true;
#endif
@ -89,7 +89,7 @@ bool PersistentStore::read_data(int &pos, uint8_t* value, size_t size, uint16_t
const uint8_t c = (
#if EITHER(SPI_EEPROM, I2C_EEPROM)
eeprom_read_byte((uint8_t*)pos)
#elif DISABLED(SRAM_EEPROM_EMULATION)
#elif ENABLED(FLASH_EEPROM_EMULATION)
eeprom_buffered_read_byte(pos)
#else
(*(__IO uint8_t *)(BKPSRAM_BASE + ((uint8_t*)pos)))
@ -105,14 +105,14 @@ bool PersistentStore::read_data(int &pos, uint8_t* value, size_t size, uint16_t
}
size_t PersistentStore::capacity() {
#if EITHER(SPI_EEPROM, I2C_EEPROM)
return E2END + 1;
#elif DISABLED(SRAM_EEPROM_EMULATION)
return E2END + 1;
return (
#if ENABLED(SRAM_EEPROM_EMULATION)
4096 // 4kB
#else
return 4096; // 4kB
E2END + 1
#endif
);
}
#endif // EEPROM_SETTINGS
#endif // EEPROM_SETTINGS && (FLASH_EEPROM_EMULATION || SRAM_EEPROM_EMULATION || SPI_EEPROM || I2C_EEPROM)
#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

View file

@ -0,0 +1,104 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 3 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/>.
*
*/
/**
* HAL for stm32duino.com based on Libmaple and compatible (STM32F1)
* Implementation of EEPROM settings in SD Card
*/
#ifdef TARGET_STM32F4
#include "../../inc/MarlinConfig.h"
#if ENABLED(EEPROM_SETTINGS) && NONE(FLASH_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
#include "../shared/persistent_store_api.h"
#ifndef E2END
#define E2END 0xFFF // 4KB
#endif
#define HAL_EEPROM_SIZE (E2END + 1) // 16KB
#define _ALIGN(x) __attribute__ ((aligned(x))) // SDIO uint32_t* compat.
static char _ALIGN(4) HAL_eeprom_data[HAL_EEPROM_SIZE];
#if ENABLED(SDSUPPORT)
#include "../../sd/cardreader.h"
#define EEPROM_FILENAME "eeprom.dat"
bool PersistentStore::access_start() {
if (!card.isDetected()) return false;
SdFile file, root = card.getroot();
if (!file.open(&root, EEPROM_FILENAME, O_RDONLY))
return false;
int16_t bytes_read = file.read(HAL_eeprom_data, HAL_STM32F4_EEPROM_SIZE);
if (bytes_read < 0) return false;
for (; bytes_read < HAL_STM32F4_EEPROM_SIZE; bytes_read++)
HAL_eeprom_data[bytes_read] = 0xFF;
file.close();
return true;
}
bool PersistentStore::access_finish() {
if (!card.isDetected()) return false;
SdFile file, root = card.getroot();
int16_t bytes_written = 0;
if (file.open(&root, EEPROM_FILENAME, O_CREAT | O_WRITE | O_TRUNC)) {
bytes_written = file.write(HAL_eeprom_data, HAL_STM32F4_EEPROM_SIZE);
file.close();
}
return (bytes_written == HAL_STM32F4_EEPROM_SIZE);
}
#else // !SDSUPPORT
#error "Please define SPI_EEPROM (in Configuration.h) or disable EEPROM_SETTINGS."
#endif // !SDSUPPORT
bool PersistentStore::write_data(int &pos, const uint8_t *value, const size_t size, uint16_t *crc) {
for (size_t i = 0; i < size; i++)
HAL_eeprom_data[pos + i] = value[i];
crc16(crc, value, size);
pos += size;
return false;
}
bool PersistentStore::read_data(int &pos, uint8_t* value, const size_t size, uint16_t *crc, const bool writing/*=true*/) {
for (size_t i = 0; i < size; i++) {
uint8_t c = HAL_eeprom_data[pos + i];
if (writing) value[i] = c;
crc16(crc, &c, 1);
}
pos += size;
return false;
}
size_t PersistentStore::capacity() { return HAL_STM32F4_EEPROM_SIZE; }
#endif // EEPROM_SETTINGS
#endif // __STM32F4__

View file

@ -29,7 +29,9 @@
#define BOARD_NAME "BIGTREE SKR Pro 1.1"
#define SRAM_EEPROM_EMULATION
// Use one of these or SDCard-based Emulation will be used
//#define SRAM_EEPROM_EMULATION // Use BackSRAM-based EEPROM emulation
//#define FLASH_EEPROM_EMULATION // Use Flash-based EEPROM emulation
//
// Servos