thebears/marlin_skr
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Use MARLIN_EEPROM_SIZE with E2END as fallback (#18059)

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files

18
Marlin/src/HAL/STM32F1/eeprom_flash.cpp
View File

@@ -39,18 +39,20 @@
#include <EEPROM.h>
// Store settings in the last two pages
#define EEPROM_SIZE (EEPROM_PAGE_SIZE * 2)
#define ACCESS_FINISHED(TF) do{ FLASH_Lock(); eeprom_dirty = false; return TF; }while(0)
#ifndef MARLIN_EEPROM_SIZE
#define MARLIN_EEPROM_SIZE ((EEPROM_PAGE_SIZE) * 2)
#endif
size_t PersistentStore::capacity() { return MARLIN_EEPROM_SIZE; }
static uint8_t ram_eeprom[EEPROM_SIZE] __attribute__((aligned(4))) = {0};
static uint8_t ram_eeprom[MARLIN_EEPROM_SIZE] __attribute__((aligned(4))) = {0};
static bool eeprom_dirty = false;
bool PersistentStore::access_start() {
const uint32_t* source = reinterpret_cast<const uint32_t*>(EEPROM_PAGE0_BASE);
uint32_t* destination = reinterpret_cast<uint32_t*>(ram_eeprom);
static_assert(0 == EEPROM_SIZE % 4, "EEPROM_SIZE is corrupted. (Must be a multiple of 4.)"); // Ensure copying as uint32_t is safe
constexpr size_t eeprom_size_u32 = EEPROM_SIZE / 4;
static_assert(0 == (MARLIN_EEPROM_SIZE) % 4, "MARLIN_EEPROM_SIZE is corrupted. (Must be a multiple of 4.)"); // Ensure copying as uint32_t is safe
constexpr size_t eeprom_size_u32 = (MARLIN_EEPROM_SIZE) / 4;
for (size_t i = 0; i < eeprom_size_u32; ++i, ++destination, ++source)
*destination = *source;
@@ -72,13 +74,15 @@ bool PersistentStore::access_finish() {
// page changes...either way, something to look at later.
FLASH_Unlock();
#define ACCESS_FINISHED(TF) { FLASH_Lock(); eeprom_dirty = false; return TF; }
status = FLASH_ErasePage(EEPROM_PAGE0_BASE);
if (status != FLASH_COMPLETE) ACCESS_FINISHED(true);
status = FLASH_ErasePage(EEPROM_PAGE1_BASE);
if (status != FLASH_COMPLETE) ACCESS_FINISHED(true);
const uint16_t *source = reinterpret_cast<const uint16_t*>(ram_eeprom);
for (size_t i = 0; i < EEPROM_SIZE; i += 2, ++source) {
for (size_t i = 0; i < MARLIN_EEPROM_SIZE; i += 2, ++source) {
if (FLASH_ProgramHalfWord(EEPROM_PAGE0_BASE + i, *source) != FLASH_COMPLETE)
ACCESS_FINISHED(false);
}
@@ -105,7 +109,5 @@ bool PersistentStore::read_data(int &pos, uint8_t* value, const size_t size, uin
return false; // return true for any error
}
size_t PersistentStore::capacity() { return EEPROM_SIZE; }
#endif // FLASH_EEPROM_EMULATION
#endif // __STM32F1__