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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 ENABLED(SDSUPPORT)
-
- #include "../gcode.h"
- #include "../../sd/cardreader.h"
-
- /**
- * M20: List SD card to serial output in [name] [size] format.
- *
- * With CUSTOM_FIRMWARE_UPLOAD:
- * F<bool> - List BIN files only, for use with firmware upload
- *
- * With LONG_FILENAME_HOST_SUPPORT:
- * L<bool> - List long filenames (instead of DOS8.3 names)
- *
- * With M20_TIMESTAMP_SUPPORT:
- * T<bool> - Include timestamps
- */
- void GcodeSuite::M20() {
- if (card.flag.mounted) {
- SERIAL_ECHOLNPGM(STR_BEGIN_FILE_LIST);
- card.ls(TERN0(CUSTOM_FIRMWARE_UPLOAD, parser.boolval('F') << LS_ONLY_BIN)
- | TERN0(LONG_FILENAME_HOST_SUPPORT, parser.boolval('L') << LS_LONG_FILENAME)
- | TERN0(M20_TIMESTAMP_SUPPORT, parser.boolval('T') << LS_TIMESTAMP));
- SERIAL_ECHOLNPGM(STR_END_FILE_LIST);
- }
- else
- SERIAL_ECHO_MSG(STR_NO_MEDIA);
- }
-
- #endif // SDSUPPORT
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