Firmware2/Marlin/src/sd/cardreader.h
2020-06-16 01:45:27 -05:00

303 lines
9.9 KiB
C++

/**
* 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include "../inc/MarlinConfig.h"
#define IFSD(A,B) TERN(SDSUPPORT,A,B)
#if ENABLED(SDSUPPORT)
#if BOTH(SDCARD_SORT_ALPHA, SDSORT_DYNAMIC_RAM)
#define SD_RESORT 1
#endif
#define SD_ORDER(N,C) (TERN(SDCARD_RATHERRECENTFIRST, C - 1 - (N), N))
#define MAX_DIR_DEPTH 10 // Maximum folder depth
#define MAXDIRNAMELENGTH 8 // DOS folder name size
#define MAXPATHNAMELENGTH (1 + (MAXDIRNAMELENGTH + 1) * (MAX_DIR_DEPTH) + 1 + FILENAME_LENGTH) // "/" + N * ("ADIRNAME/") + "filename.ext"
#include "SdFile.h"
typedef struct {
bool saving:1,
logging:1,
sdprinting:1,
mounted:1,
filenameIsDir:1,
workDirIsRoot:1,
abort_sd_printing:1
#if ENABLED(BINARY_FILE_TRANSFER)
, binary_mode:1
#endif
;
} card_flags_t;
class CardReader {
public:
static card_flags_t flag; // Flags (above)
static char filename[FILENAME_LENGTH], // DOS 8.3 filename of the selected item
longFilename[LONG_FILENAME_LENGTH]; // Long name of the selected item
// Fast! binary file transfer
#if ENABLED(BINARY_FILE_TRANSFER)
#if HAS_MULTI_SERIAL
static int8_t transfer_port_index;
#else
static constexpr int8_t transfer_port_index = 0;
#endif
#endif
// // // Methods // // //
CardReader();
static SdFile getroot() { return root; }
static void mount();
static void release();
static inline bool isMounted() { return flag.mounted; }
static void ls();
// Handle media insert/remove
static void manage_media();
// SD Card Logging
static void openLogFile(char * const path);
static void write_command(char * const buf);
// Auto-Start files
static int8_t autostart_index; // Index of autoX.g files
static void beginautostart();
static void checkautostart();
// Basic file ops
static void openFileRead(char * const path, const uint8_t subcall=0);
static void openFileWrite(char * const path);
static void closefile(const bool store_location=false);
static void removeFile(const char * const name);
static inline char* longest_filename() { return longFilename[0] ? longFilename : filename; }
#if ENABLED(LONG_FILENAME_HOST_SUPPORT)
static void printLongPath(char * const path); // Used by M33
#endif
// Working Directory for SD card menu
static void cdroot();
static void cd(const char *relpath);
static int8_t cdup();
static uint16_t countFilesInWorkDir();
static uint16_t get_num_Files();
// Select a file
static void selectFileByIndex(const uint16_t nr);
static void selectFileByName(const char* const match);
// Print job
static void openAndPrintFile(const char *name); // (working directory)
static void fileHasFinished();
static void getAbsFilename(char *dst);
static void printFilename();
static void startFileprint();
static void endFilePrint(TERN_(SD_RESORT, const bool re_sort=false));
static void report_status();
static inline void pauseSDPrint() { flag.sdprinting = false; }
static inline bool isPaused() { return isFileOpen() && !flag.sdprinting; }
static inline bool isPrinting() { return flag.sdprinting; }
#if HAS_PRINT_PROGRESS_PERMYRIAD
static inline uint16_t permyriadDone() { return (isFileOpen() && filesize) ? sdpos / ((filesize + 9999) / 10000) : 0; }
#endif
static inline uint8_t percentDone() { return (isFileOpen() && filesize) ? sdpos / ((filesize + 99) / 100) : 0; }
// Helper for open and remove
static const char* diveToFile(const bool update_cwd, SdFile*& curDir, const char * const path, const bool echo=false);
#if ENABLED(SDCARD_SORT_ALPHA)
static void presort();
static void getfilename_sorted(const uint16_t nr);
#if ENABLED(SDSORT_GCODE)
FORCE_INLINE static void setSortOn(bool b) { sort_alpha = b; presort(); }
FORCE_INLINE static void setSortFolders(int i) { sort_folders = i; presort(); }
//FORCE_INLINE static void setSortReverse(bool b) { sort_reverse = b; }
#endif
#else
FORCE_INLINE static void getfilename_sorted(const uint16_t nr) { selectFileByIndex(nr); }
#endif
#if ENABLED(POWER_LOSS_RECOVERY)
static bool jobRecoverFileExists();
static void openJobRecoveryFile(const bool read);
static void removeJobRecoveryFile();
#endif
static inline bool isFileOpen() { return isMounted() && file.isOpen(); }
static inline uint32_t getIndex() { return sdpos; }
static inline uint32_t getFileSize() { return filesize; }
static inline bool eof() { return sdpos >= filesize; }
static inline void setIndex(const uint32_t index) { sdpos = index; file.seekSet(index); }
static inline char* getWorkDirName() { workDir.getDosName(filename); return filename; }
static inline int16_t get() { sdpos = file.curPosition(); return (int16_t)file.read(); }
static inline int16_t read(void* buf, uint16_t nbyte) { return file.isOpen() ? file.read(buf, nbyte) : -1; }
static inline int16_t write(void* buf, uint16_t nbyte) { return file.isOpen() ? file.write(buf, nbyte) : -1; }
static Sd2Card& getSd2Card() { return sd2card; }
#if ENABLED(AUTO_REPORT_SD_STATUS)
static void auto_report_sd_status();
static inline void set_auto_report_interval(uint8_t v) {
TERN_(HAS_MULTI_SERIAL, auto_report_port = serial_port_index);
NOMORE(v, 60);
auto_report_sd_interval = v;
next_sd_report_ms = millis() + 1000UL * v;
}
#endif
private:
//
// Working directory and parents
//
static SdFile root, workDir, workDirParents[MAX_DIR_DEPTH];
static uint8_t workDirDepth;
//
// Alphabetical file and folder sorting
//
#if ENABLED(SDCARD_SORT_ALPHA)
static uint16_t sort_count; // Count of sorted items in the current directory
#if ENABLED(SDSORT_GCODE)
static bool sort_alpha; // Flag to enable / disable the feature
static int sort_folders; // Folder sorting before/none/after
//static bool sort_reverse; // Flag to enable / disable reverse sorting
#endif
// By default the sort index is static
#if ENABLED(SDSORT_DYNAMIC_RAM)
static uint8_t *sort_order;
#else
static uint8_t sort_order[SDSORT_LIMIT];
#endif
#if BOTH(SDSORT_USES_RAM, SDSORT_CACHE_NAMES) && DISABLED(SDSORT_DYNAMIC_RAM)
#define SORTED_LONGNAME_MAXLEN (SDSORT_CACHE_VFATS) * (FILENAME_LENGTH)
#define SORTED_LONGNAME_STORAGE (SORTED_LONGNAME_MAXLEN + 1)
#else
#define SORTED_LONGNAME_MAXLEN LONG_FILENAME_LENGTH
#define SORTED_LONGNAME_STORAGE SORTED_LONGNAME_MAXLEN
#endif
// Cache filenames to speed up SD menus.
#if ENABLED(SDSORT_USES_RAM)
// If using dynamic ram for names, allocate on the heap.
#if ENABLED(SDSORT_CACHE_NAMES)
static uint16_t nrFiles; // Cache the total count
#if ENABLED(SDSORT_DYNAMIC_RAM)
static char **sortshort, **sortnames;
#else
static char sortshort[SDSORT_LIMIT][FILENAME_LENGTH];
#endif
#endif
#if (ENABLED(SDSORT_CACHE_NAMES) && DISABLED(SDSORT_DYNAMIC_RAM)) || NONE(SDSORT_CACHE_NAMES, SDSORT_USES_STACK)
static char sortnames[SDSORT_LIMIT][SORTED_LONGNAME_STORAGE];
#endif
// Folder sorting uses an isDir array when caching items.
#if HAS_FOLDER_SORTING
#if ENABLED(SDSORT_DYNAMIC_RAM)
static uint8_t *isDir;
#elif ENABLED(SDSORT_CACHE_NAMES) || DISABLED(SDSORT_USES_STACK)
static uint8_t isDir[(SDSORT_LIMIT+7)>>3];
#endif
#endif
#endif // SDSORT_USES_RAM
#endif // SDCARD_SORT_ALPHA
static Sd2Card sd2card;
static SdVolume volume;
static SdFile file;
static uint32_t filesize, sdpos;
//
// Procedure calls to other files
//
#ifndef SD_PROCEDURE_DEPTH
#define SD_PROCEDURE_DEPTH 1
#endif
static uint8_t file_subcall_ctr;
static uint32_t filespos[SD_PROCEDURE_DEPTH];
static char proc_filenames[SD_PROCEDURE_DEPTH][MAXPATHNAMELENGTH];
//
// SD Auto Reporting
//
#if ENABLED(AUTO_REPORT_SD_STATUS)
static uint8_t auto_report_sd_interval;
static millis_t next_sd_report_ms;
#if HAS_MULTI_SERIAL
static int8_t auto_report_port;
#endif
#endif
//
// Directory items
//
static bool is_dir_or_gcode(const dir_t &p);
static int countItems(SdFile dir);
static void selectByIndex(SdFile dir, const uint8_t index);
static void selectByName(SdFile dir, const char * const match);
static void printListing(SdFile parent, const char * const prepend=nullptr);
#if ENABLED(SDCARD_SORT_ALPHA)
static void flush_presort();
#endif
};
#if ENABLED(USB_FLASH_DRIVE_SUPPORT)
#define IS_SD_INSERTED() Sd2Card::isInserted()
#elif PIN_EXISTS(SD_DETECT)
#define IS_SD_INSERTED() (READ(SD_DETECT_PIN) == SD_DETECT_STATE)
#else
// No card detect line? Assume the card is inserted.
#define IS_SD_INSERTED() true
#endif
#define IS_SD_PRINTING() card.flag.sdprinting
#define IS_SD_PAUSED() card.isPaused()
#define IS_SD_FILE_OPEN() card.isFileOpen()
extern CardReader card;
#else // !SDSUPPORT
#define IS_SD_PRINTING() false
#define IS_SD_PAUSED() false
#define IS_SD_FILE_OPEN() false
#define LONG_FILENAME_LENGTH 0
#endif // !SDSUPPORT