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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 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 <https://www.gnu.org/licenses/>.
*
*/
#include "../../inc/MarlinConfig.h"
#if ALL(HAS_SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
#include "../gcode.h"
#include "../../sd/cardreader.h"
#include "../../libs/W25Qxx.h"
/**
* M993: Backup SPI Flash to SD
*/
void GcodeSuite::M993() {
if (!card.isMounted()) card.mount();
char fname[] = "spiflash.bin";
card.openFileWrite(fname);
if (!card.isFileOpen()) {
SERIAL_ECHOLNPAIR("Failed to open ", fname, " to write.");
return;
}
uint8_t buf[1024];
uint32_t addr = 0;
W25QXX.init(SPI_QUARTER_SPEED);
SERIAL_ECHOPGM("Save SPI Flash");
while (addr < SPI_FLASH_SIZE) {
W25QXX.SPI_FLASH_BufferRead(buf, addr, COUNT(buf));
addr += COUNT(buf);
card.write(buf, COUNT(buf));
if (addr % (COUNT(buf) * 10) == 0) SERIAL_CHAR('.');
}
SERIAL_ECHOLNPGM(" done");
card.closefile();
}
/**
* M994: Load a backup from SD to SPI Flash
*/
void GcodeSuite::M994() {
if (!card.isMounted()) card.mount();
char fname[] = "spiflash.bin";
card.openFileRead(fname);
if (!card.isFileOpen()) {
SERIAL_ECHOLNPAIR("Failed to open ", fname, " to read.");
return;
}
uint8_t buf[1024];
uint32_t addr = 0;
W25QXX.init(SPI_QUARTER_SPEED);
W25QXX.SPI_FLASH_BulkErase();
SERIAL_ECHOPGM("Load SPI Flash");
while (addr < SPI_FLASH_SIZE) {
card.read(buf, COUNT(buf));
W25QXX.SPI_FLASH_BufferWrite(buf, addr, COUNT(buf));
addr += COUNT(buf);
if (addr % (COUNT(buf) * 10) == 0) SERIAL_CHAR('.');
}
SERIAL_ECHOLNPGM(" done");
card.closefile();
}
#endif // HAS_SPI_FLASH && SDSUPPORT && MARLIN_DEV_MODE
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