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88 lines
2.4 KiB
88 lines
2.4 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../../inc/MarlinConfig.h"
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#if ALL(HAS_SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
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#include "../gcode.h"
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#include "../../sd/cardreader.h"
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#include "../../libs/W25Qxx.h"
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/**
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* M993: Backup SPI Flash to SD
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*/
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void GcodeSuite::M993() {
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if (!card.isMounted()) card.mount();
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char fname[] = "spiflash.bin";
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card.openFileWrite(fname);
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if (!card.isFileOpen()) {
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SERIAL_ECHOLNPAIR("Failed to open ", fname, " to write.");
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return;
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}
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uint8_t buf[1024];
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uint32_t addr = 0;
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W25QXX.init(SPI_QUARTER_SPEED);
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SERIAL_ECHOPGM("Save SPI Flash");
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while (addr < SPI_FLASH_SIZE) {
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W25QXX.SPI_FLASH_BufferRead(buf, addr, COUNT(buf));
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addr += COUNT(buf);
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card.write(buf, COUNT(buf));
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if (addr % (COUNT(buf) * 10) == 0) SERIAL_CHAR('.');
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}
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SERIAL_ECHOLNPGM(" done");
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card.closefile();
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}
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/**
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* M994: Load a backup from SD to SPI Flash
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*/
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void GcodeSuite::M994() {
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if (!card.isMounted()) card.mount();
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char fname[] = "spiflash.bin";
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card.openFileRead(fname);
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if (!card.isFileOpen()) {
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SERIAL_ECHOLNPAIR("Failed to open ", fname, " to read.");
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return;
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}
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uint8_t buf[1024];
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uint32_t addr = 0;
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W25QXX.init(SPI_QUARTER_SPEED);
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W25QXX.SPI_FLASH_BulkErase();
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SERIAL_ECHOPGM("Load SPI Flash");
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while (addr < SPI_FLASH_SIZE) {
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card.read(buf, COUNT(buf));
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W25QXX.SPI_FLASH_BufferWrite(buf, addr, COUNT(buf));
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addr += COUNT(buf);
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if (addr % (COUNT(buf) * 10) == 0) SERIAL_CHAR('.');
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}
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SERIAL_ECHOLNPGM(" done");
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card.closefile();
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}
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#endif // HAS_SPI_FLASH && SDSUPPORT && MARLIN_DEV_MODE
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