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MarlinFirmware/Marlin/cardreader.cpp
2016-03-12 22:38:55 -08:00

599 lines
16 KiB
C++

#include "Marlin.h"
#include "cardreader.h"
#include "ultralcd.h"
#include "stepper.h"
#include "temperature.h"
#include "language.h"
#if ENABLED(SDSUPPORT)
CardReader::CardReader() {
filesize = 0;
sdpos = 0;
sdprinting = false;
cardOK = false;
saving = false;
logging = false;
workDirDepth = 0;
file_subcall_ctr = 0;
memset(workDirParents, 0, sizeof(workDirParents));
autostart_stilltocheck = true; //the SD start is delayed, because otherwise the serial cannot answer fast enough to make contact with the host software.
autostart_index = 0;
//power to SD reader
#if SDPOWER > -1
OUT_WRITE(SDPOWER, HIGH);
#endif //SDPOWER
next_autostart_ms = millis() + 5000;
}
char *createFilename(char *buffer, const dir_t &p) { //buffer > 12characters
char *pos = buffer;
for (uint8_t i = 0; i < 11; i++) {
if (p.name[i] == ' ') continue;
if (i == 8) *pos++ = '.';
*pos++ = p.name[i];
}
*pos++ = 0;
return buffer;
}
/**
* Dive into a folder and recurse depth-first to perform a pre-set operation lsAction:
* LS_Count - Add +1 to nrFiles for every file within the parent
* LS_GetFilename - Get the filename of the file indexed by nrFiles
* LS_SerialPrint - Print the full path of each file to serial output
*/
void CardReader::lsDive(const char *prepend, SdFile parent, const char * const match/*=NULL*/) {
dir_t p;
uint8_t cnt = 0;
// Read the next entry from a directory
while (parent.readDir(p, longFilename) > 0) {
// If the entry is a directory and the action is LS_SerialPrint
if (DIR_IS_SUBDIR(&p) && lsAction != LS_Count && lsAction != LS_GetFilename) {
// Get the short name for the item, which we know is a folder
char lfilename[FILENAME_LENGTH];
createFilename(lfilename, p);
// Allocate enough stack space for the full path to a folder, trailing slash, and nul
boolean prepend_is_empty = (prepend[0] == '\0');
int len = (prepend_is_empty ? 1 : strlen(prepend)) + strlen(lfilename) + 1 + 1;
char path[len];
// Append the FOLDERNAME12/ to the passed string.
// It contains the full path to the "parent" argument.
// We now have the full path to the item in this folder.
strcpy(path, prepend_is_empty ? "/" : prepend); // root slash if prepend is empty
strcat(path, lfilename); // FILENAME_LENGTH-1 characters maximum
strcat(path, "/"); // 1 character
// Serial.print(path);
// Get a new directory object using the full path
// and dive recursively into it.
SdFile dir;
if (!dir.open(parent, lfilename, O_READ)) {
if (lsAction == LS_SerialPrint) {
SERIAL_ECHO_START;
SERIAL_ECHOLN(MSG_SD_CANT_OPEN_SUBDIR);
SERIAL_ECHOLN(lfilename);
}
}
lsDive(path, dir);
// close() is done automatically by destructor of SdFile
}
else {
char pn0 = p.name[0];
if (pn0 == DIR_NAME_FREE) break;
if (pn0 == DIR_NAME_DELETED || pn0 == '.') continue;
if (longFilename[0] == '.') continue;
if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
filenameIsDir = DIR_IS_SUBDIR(&p);
if (!filenameIsDir && (p.name[8] != 'G' || p.name[9] == '~')) continue;
switch (lsAction) {
case LS_Count:
nrFiles++;
break;
case LS_SerialPrint:
createFilename(filename, p);
SERIAL_PROTOCOL(prepend);
SERIAL_PROTOCOLLN(filename);
break;
case LS_GetFilename:
createFilename(filename, p);
if (match != NULL) {
if (strcasecmp(match, filename) == 0) return;
}
else if (cnt == nrFiles) return;
cnt++;
break;
}
}
} // while readDir
}
void CardReader::ls() {
lsAction = LS_SerialPrint;
root.rewind();
lsDive("", root);
}
#if ENABLED(LONG_FILENAME_HOST_SUPPORT)
/**
* Get a long pretty path based on a DOS 8.3 path
*/
void CardReader::printLongPath(char *path) {
lsAction = LS_GetFilename;
int i, pathLen = strlen(path);
// SERIAL_ECHOPGM("Full Path: "); SERIAL_ECHOLN(path);
// Zero out slashes to make segments
for (i = 0; i < pathLen; i++) if (path[i] == '/') path[i] = '\0';
SdFile diveDir = root; // start from the root for segment 1
for (i = 0; i < pathLen;) {
if (path[i] == '\0') i++; // move past a single nul
char *segment = &path[i]; // The segment after most slashes
// If a segment is empty (extra-slash) then exit
if (!*segment) break;
// Go to the next segment
while (path[++i]) { }
// SERIAL_ECHOPGM("Looking for segment: "); SERIAL_ECHOLN(segment);
// Find the item, setting the long filename
diveDir.rewind();
lsDive("", diveDir, segment);
// Print /LongNamePart to serial output
SERIAL_PROTOCOLCHAR('/');
SERIAL_PROTOCOL(longFilename[0] ? longFilename : "???");
// If the filename was printed then that's it
if (!filenameIsDir) break;
// SERIAL_ECHOPGM("Opening dir: "); SERIAL_ECHOLN(segment);
// Open the sub-item as the new dive parent
SdFile dir;
if (!dir.open(diveDir, segment, O_READ)) {
SERIAL_EOL;
SERIAL_ECHO_START;
SERIAL_ECHOPGM(MSG_SD_CANT_OPEN_SUBDIR);
SERIAL_ECHO(segment);
break;
}
diveDir.close();
diveDir = dir;
} // while i<pathLen
SERIAL_EOL;
}
#endif // LONG_FILENAME_HOST_SUPPORT
void CardReader::initsd() {
cardOK = false;
if (root.isOpen()) root.close();
#ifndef SPI_SPEED
#define SPI_SPEED SPI_FULL_SPEED
#endif
if (!card.init(SPI_SPEED,SDSS)
#if defined(LCD_SDSS) && (LCD_SDSS != SDSS)
&& !card.init(SPI_SPEED, LCD_SDSS)
#endif
) {
//if (!card.init(SPI_HALF_SPEED,SDSS))
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_SD_INIT_FAIL);
}
else if (!volume.init(&card)) {
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM(MSG_SD_VOL_INIT_FAIL);
}
else if (!root.openRoot(&volume)) {
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM(MSG_SD_OPENROOT_FAIL);
}
else {
cardOK = true;
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_SD_CARD_OK);
}
workDir = root;
curDir = &root;
/*
if (!workDir.openRoot(&volume)) {
SERIAL_ECHOLNPGM(MSG_SD_WORKDIR_FAIL);
}
*/
}
void CardReader::setroot() {
/*if (!workDir.openRoot(&volume)) {
SERIAL_ECHOLNPGM(MSG_SD_WORKDIR_FAIL);
}*/
workDir = root;
curDir = &workDir;
}
void CardReader::release() {
sdprinting = false;
cardOK = false;
}
void CardReader::startFileprint() {
if (cardOK)
sdprinting = true;
}
void CardReader::pauseSDPrint() {
if (sdprinting) sdprinting = false;
}
void CardReader::openLogFile(char* name) {
logging = true;
openFile(name, false);
}
void CardReader::getAbsFilename(char *t) {
uint8_t cnt = 0;
*t = '/'; t++; cnt++;
for (uint8_t i = 0; i < workDirDepth; i++) {
workDirParents[i].getFilename(t); //SDBaseFile.getfilename!
while (*t && cnt < MAXPATHNAMELENGTH) { t++; cnt++; } //crawl counter forward.
}
if (cnt < MAXPATHNAMELENGTH - (FILENAME_LENGTH))
file.getFilename(t);
else
t[0] = 0;
}
void CardReader::openFile(char* name, bool read, bool replace_current/*=true*/) {
if (!cardOK) return;
if (file.isOpen()) { //replacing current file by new file, or subfile call
if (!replace_current) {
if (file_subcall_ctr > SD_PROCEDURE_DEPTH - 1) {
SERIAL_ERROR_START;
SERIAL_ERRORPGM("trying to call sub-gcode files with too many levels. MAX level is:");
SERIAL_ERRORLN(SD_PROCEDURE_DEPTH);
kill(PSTR(MSG_KILLED));
return;
}
SERIAL_ECHO_START;
SERIAL_ECHOPGM("SUBROUTINE CALL target:\"");
SERIAL_ECHO(name);
SERIAL_ECHOPGM("\" parent:\"");
//store current filename and position
getAbsFilename(filenames[file_subcall_ctr]);
SERIAL_ECHO(filenames[file_subcall_ctr]);
SERIAL_ECHOPGM("\" pos");
SERIAL_ECHOLN(sdpos);
filespos[file_subcall_ctr] = sdpos;
file_subcall_ctr++;
}
else {
SERIAL_ECHO_START;
SERIAL_ECHOPGM("Now doing file: ");
SERIAL_ECHOLN(name);
}
file.close();
}
else { //opening fresh file
file_subcall_ctr = 0; //resetting procedure depth in case user cancels print while in procedure
SERIAL_ECHO_START;
SERIAL_ECHOPGM("Now fresh file: ");
SERIAL_ECHOLN(name);
}
sdprinting = false;
SdFile myDir;
curDir = &root;
char *fname = name;
char *dirname_start, *dirname_end;
if (name[0] == '/') {
dirname_start = &name[1];
while (dirname_start > 0) {
dirname_end = strchr(dirname_start, '/');
//SERIAL_ECHO("start:");SERIAL_ECHOLN((int)(dirname_start - name));
//SERIAL_ECHO("end :");SERIAL_ECHOLN((int)(dirname_end - name));
if (dirname_end > 0 && dirname_end > dirname_start) {
char subdirname[FILENAME_LENGTH];
strncpy(subdirname, dirname_start, dirname_end - dirname_start);
subdirname[dirname_end - dirname_start] = 0;
SERIAL_ECHOLN(subdirname);
if (!myDir.open(curDir, subdirname, O_READ)) {
SERIAL_PROTOCOLPGM(MSG_SD_OPEN_FILE_FAIL);
SERIAL_PROTOCOL(subdirname);
SERIAL_PROTOCOLCHAR('.');
return;
}
else {
//SERIAL_ECHOLN("dive ok");
}
curDir = &myDir;
dirname_start = dirname_end + 1;
}
else { // the remainder after all /fsa/fdsa/ is the filename
fname = dirname_start;
//SERIAL_ECHOLN("remainder");
//SERIAL_ECHOLN(fname);
break;
}
}
}
else { //relative path
curDir = &workDir;
}
if (read) {
if (file.open(curDir, fname, O_READ)) {
filesize = file.fileSize();
SERIAL_PROTOCOLPGM(MSG_SD_FILE_OPENED);
SERIAL_PROTOCOL(fname);
SERIAL_PROTOCOLPGM(MSG_SD_SIZE);
SERIAL_PROTOCOLLN(filesize);
sdpos = 0;
SERIAL_PROTOCOLLNPGM(MSG_SD_FILE_SELECTED);
getfilename(0, fname);
lcd_setstatus(longFilename[0] ? longFilename : fname);
}
else {
SERIAL_PROTOCOLPGM(MSG_SD_OPEN_FILE_FAIL);
SERIAL_PROTOCOL(fname);
SERIAL_PROTOCOLPGM(".\n");
}
}
else { //write
if (!file.open(curDir, fname, O_CREAT | O_APPEND | O_WRITE | O_TRUNC)) {
SERIAL_PROTOCOLPGM(MSG_SD_OPEN_FILE_FAIL);
SERIAL_PROTOCOL(fname);
SERIAL_PROTOCOLPGM(".\n");
}
else {
saving = true;
SERIAL_PROTOCOLPGM(MSG_SD_WRITE_TO_FILE);
SERIAL_PROTOCOLLN(name);
lcd_setstatus(fname);
}
}
}
void CardReader::removeFile(char* name) {
if (!cardOK) return;
file.close();
sdprinting = false;
SdFile myDir;
curDir = &root;
char *fname = name;
char *dirname_start, *dirname_end;
if (name[0] == '/') {
dirname_start = strchr(name, '/') + 1;
while (dirname_start > 0) {
dirname_end = strchr(dirname_start, '/');
//SERIAL_ECHO("start:");SERIAL_ECHOLN((int)(dirname_start - name));
//SERIAL_ECHO("end :");SERIAL_ECHOLN((int)(dirname_end - name));
if (dirname_end > 0 && dirname_end > dirname_start) {
char subdirname[FILENAME_LENGTH];
strncpy(subdirname, dirname_start, dirname_end - dirname_start);
subdirname[dirname_end - dirname_start] = 0;
SERIAL_ECHOLN(subdirname);
if (!myDir.open(curDir, subdirname, O_READ)) {
SERIAL_PROTOCOLPGM("open failed, File: ");
SERIAL_PROTOCOL(subdirname);
SERIAL_PROTOCOLCHAR('.');
return;
}
else {
//SERIAL_ECHOLN("dive ok");
}
curDir = &myDir;
dirname_start = dirname_end + 1;
}
else { // the remainder after all /fsa/fdsa/ is the filename
fname = dirname_start;
//SERIAL_ECHOLN("remainder");
//SERIAL_ECHOLN(fname);
break;
}
}
}
else { // relative path
curDir = &workDir;
}
if (file.remove(curDir, fname)) {
SERIAL_PROTOCOLPGM("File deleted:");
SERIAL_PROTOCOLLN(fname);
sdpos = 0;
}
else {
SERIAL_PROTOCOLPGM("Deletion failed, File: ");
SERIAL_PROTOCOL(fname);
SERIAL_PROTOCOLCHAR('.');
}
}
void CardReader::getStatus() {
if (cardOK) {
SERIAL_PROTOCOLPGM(MSG_SD_PRINTING_BYTE);
SERIAL_PROTOCOL(sdpos);
SERIAL_PROTOCOLCHAR('/');
SERIAL_PROTOCOLLN(filesize);
}
else {
SERIAL_PROTOCOLLNPGM(MSG_SD_NOT_PRINTING);
}
}
void CardReader::write_command(char *buf) {
char* begin = buf;
char* npos = 0;
char* end = buf + strlen(buf) - 1;
file.writeError = false;
if ((npos = strchr(buf, 'N')) != NULL) {
begin = strchr(npos, ' ') + 1;
end = strchr(npos, '*') - 1;
}
end[1] = '\r';
end[2] = '\n';
end[3] = '\0';
file.write(begin);
if (file.writeError) {
SERIAL_ERROR_START;
SERIAL_ERRORLNPGM(MSG_SD_ERR_WRITE_TO_FILE);
}
}
void CardReader::checkautostart(bool force) {
if (!force && (!autostart_stilltocheck || next_autostart_ms < millis()))
return;
autostart_stilltocheck = false;
if (!cardOK) {
initsd();
if (!cardOK) return; // fail
}
char autoname[10];
sprintf_P(autoname, PSTR("auto%i.g"), autostart_index);
for (int8_t i = 0; i < (int8_t)strlen(autoname); i++) autoname[i] = tolower(autoname[i]);
dir_t p;
root.rewind();
bool found = false;
while (root.readDir(p, NULL) > 0) {
for (int8_t i = 0; i < (int8_t)strlen((char*)p.name); i++) p.name[i] = tolower(p.name[i]);
if (p.name[9] != '~' && strncmp((char*)p.name, autoname, 5) == 0) {
char cmd[4 + (FILENAME_LENGTH + 1) * (MAX_DIR_DEPTH) + 2];
sprintf_P(cmd, PSTR("M23 %s"), autoname);
enqueuecommand(cmd);
enqueuecommands_P(PSTR("M24"));
found = true;
}
}
if (!found)
autostart_index = -1;
else
autostart_index++;
}
void CardReader::closefile(bool store_location) {
file.sync();
file.close();
saving = logging = false;
if (store_location) {
//future: store printer state, filename and position for continuing a stopped print
// so one can unplug the printer and continue printing the next day.
}
}
/**
* Get the name of a file in the current directory by index
*/
void CardReader::getfilename(uint16_t nr, const char * const match/*=NULL*/) {
curDir = &workDir;
lsAction = LS_GetFilename;
nrFiles = nr;
curDir->rewind();
lsDive("", *curDir, match);
}
uint16_t CardReader::getnrfilenames() {
curDir = &workDir;
lsAction = LS_Count;
nrFiles = 0;
curDir->rewind();
lsDive("", *curDir);
//SERIAL_ECHOLN(nrFiles);
return nrFiles;
}
void CardReader::chdir(const char * relpath) {
SdFile newfile;
SdFile *parent = &root;
if (workDir.isOpen()) parent = &workDir;
if (!newfile.open(*parent, relpath, O_READ)) {
SERIAL_ECHO_START;
SERIAL_ECHOPGM(MSG_SD_CANT_ENTER_SUBDIR);
SERIAL_ECHOLN(relpath);
}
else {
if (workDirDepth < MAX_DIR_DEPTH) {
++workDirDepth;
for (int d = workDirDepth; d--;) workDirParents[d + 1] = workDirParents[d];
workDirParents[0] = *parent;
}
workDir = newfile;
}
}
void CardReader::updir() {
if (workDirDepth > 0) {
--workDirDepth;
workDir = workDirParents[0];
for (uint16_t d = 0; d < workDirDepth; d++)
workDirParents[d] = workDirParents[d+1];
}
}
void CardReader::printingHasFinished() {
st_synchronize();
if (file_subcall_ctr > 0) { // Heading up to a parent file that called current as a procedure.
file.close();
file_subcall_ctr--;
openFile(filenames[file_subcall_ctr], true, true);
setIndex(filespos[file_subcall_ctr]);
startFileprint();
}
else {
file.close();
sdprinting = false;
if (SD_FINISHED_STEPPERRELEASE) {
//finishAndDisableSteppers();
enqueuecommands_P(PSTR(SD_FINISHED_RELEASECOMMAND));
}
autotempShutdown();
}
}
#endif //SDSUPPORT