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Use MARLIN_EEPROM_SIZE with E2END as fallback (#18059)

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This commit is contained in:
Scott Lahteine
2020-05-22 02:15:40 -05:00
committed by GitHub
parent 31eb487da5
commit 461647fcee
49 changed files with 205 additions and 201 deletions
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15
Marlin/src/HAL/LINUX/eeprom.cpp
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@@ -28,10 +28,15 @@
#include "../shared/eeprom_api.h"
#include <stdio.h>
#define LINUX_EEPROM_SIZE (E2END + 1)
uint8_t buffer[LINUX_EEPROM_SIZE];
#ifndef MARLIN_EEPROM_SIZE
#define MARLIN_EEPROM_SIZE 0x1000 // 4KB of Emulated EEPROM
#endif
uint8_t buffer[MARLIN_EEPROM_SIZE];
char filename[] = "eeprom.dat";
size_t PersistentStore::capacity() { return MARLIN_EEPROM_SIZE; }
bool PersistentStore::access_start() {
const char eeprom_erase_value = 0xFF;
FILE * eeprom_file = fopen(filename, "rb");
@@ -40,8 +45,8 @@ bool PersistentStore::access_start() {
fseek(eeprom_file, 0L, SEEK_END);
std::size_t file_size = ftell(eeprom_file);
if (file_size < LINUX_EEPROM_SIZE) {
memset(buffer + file_size, eeprom_erase_value, LINUX_EEPROM_SIZE - file_size);
if (file_size < MARLIN_EEPROM_SIZE) {
memset(buffer + file_size, eeprom_erase_value, MARLIN_EEPROM_SIZE - file_size);
}
else {
fseek(eeprom_file, 0L, SEEK_SET);
@@ -95,7 +100,5 @@ bool PersistentStore::read_data(int &pos, uint8_t* value, const size_t size, uin
return bytes_read != size; // return true for any error
}
size_t PersistentStore::capacity() { return 4096; } // 4KiB of Emulated EEPROM
#endif // EEPROM_SETTINGS
#endif // __PLAT_LINUX__