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overworked cardreader for folder support; not finished yet.

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This commit is contained in:
Bernhard Kubicek 2011-11-19 13:13:34 +01:00
parent 1e5e141ac9
commit 70abca195a
5 changed files with 154 additions and 474 deletions
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5
Marlin/Marlin.pde
View file

@ -176,6 +176,7 @@ static unsigned long stoptime=0;
//=============================ROUTINES=============================
//===========================================================================
void get_arc_coordinates();
extern "C"{
extern unsigned int __bss_end;
@ -588,7 +589,7 @@ inline void process_commands()
starpos = (strchr(strchr_pointer + 4,'*'));
if(starpos!=NULL)
*(starpos-1)='\0';
card.selectFile(strchr_pointer + 4);
card.openFile(strchr_pointer + 4,true);
break;
case 24: //M24 - Start SD print
card.startFileprint();
@ -613,7 +614,7 @@ inline void process_commands()
strchr_pointer = strchr(npos,' ') + 1;
*(starpos-1) = '\0';
}
card.startFilewrite(strchr_pointer+4);
card.openFile(strchr_pointer+4,false);
break;
case 29: //M29 - Stop SD write

329
Marlin/SdFat.cpp
View file

@ -1,329 +0,0 @@
/* Arduino SdFat Library
* Copyright (C) 2009 by William Greiman
*
* This file is part of the Arduino SdFat Library
*
* This Library 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 Library 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 the Arduino SdFat Library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#include "SdFat.h"
#include "SdFatUtil.h"
//------------------------------------------------------------------------------
/** Change a volume's working directory to root
*
* Changes the volume's working directory to the SD's root directory.
* Optionally set the current working directory to the volume's
* working directory.
*
* \param[in] set_cwd Set the current working directory to this volume's
* working directory if true.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::chdir(bool set_cwd) {
if (set_cwd) SdBaseFile::cwd_ = &vwd_;
vwd_.close();
return vwd_.openRoot(&vol_);
}
//------------------------------------------------------------------------------
/** Change a volume's working directory
*
* Changes the volume working directory to the \a path subdirectory.
* Optionally set the current working directory to the volume's
* working directory.
*
* Example: If the volume's working directory is "/DIR", chdir("SUB")
* will change the volume's working directory from "/DIR" to "/DIR/SUB".
*
* If path is "/", the volume's working directory will be changed to the
* root directory
*
* \param[in] path The name of the subdirectory.
*
* \param[in] set_cwd Set the current working directory to this volume's
* working directory if true.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::chdir(const char *path, bool set_cwd) {
SdBaseFile dir;
if (path[0] == '/' && path[1] == '\0') return chdir(set_cwd);
if (!dir.open(&vwd_, path, O_READ)) goto fail;
if (!dir.isDir()) goto fail;
vwd_ = dir;
if (set_cwd) SdBaseFile::cwd_ = &vwd_;
return true;
fail:
return false;
}
//------------------------------------------------------------------------------
/** Set the current working directory to a volume's working directory.
*
* This is useful with multiple SD cards.
*
* The current working directory is changed to this volume's working directory.
*
* This is like the Windows/DOS \<drive letter>: command.
*/
void SdFat::chvol() {
SdBaseFile::cwd_ = &vwd_;
}
//------------------------------------------------------------------------------
/** %Print any SD error code and halt. */
void SdFat::errorHalt() {
errorPrint();
while (1);
}
//------------------------------------------------------------------------------
/** %Print msg, any SD error code, and halt.
*
* \param[in] msg Message to print.
*/
void SdFat::errorHalt(char const* msg) {
errorPrint(msg);
while (1);
}
//------------------------------------------------------------------------------
/** %Print msg, any SD error code, and halt.
*
* \param[in] msg Message in program space (flash memory) to print.
*/
void SdFat::errorHalt_P(PGM_P msg) {
errorPrint_P(msg);
while (1);
}
//------------------------------------------------------------------------------
/** %Print any SD error code. */
void SdFat::errorPrint() {
if (!card_.errorCode()) return;
PgmPrint("SD errorCode: 0X");
Serial.println(card_.errorCode(), HEX);
}
//------------------------------------------------------------------------------
/** %Print msg, any SD error code.
*
* \param[in] msg Message to print.
*/
void SdFat::errorPrint(char const* msg) {
PgmPrint("error: ");
Serial.println(msg);
errorPrint();
}
//------------------------------------------------------------------------------
/** %Print msg, any SD error code.
*
* \param[in] msg Message in program space (flash memory) to print.
*/
void SdFat::errorPrint_P(PGM_P msg) {
PgmPrint("error: ");
SerialPrintln_P(msg);
errorPrint();
}
//------------------------------------------------------------------------------
/**
* Test for the existence of a file.
*
* \param[in] name Name of the file to be tested for.
*
* \return true if the file exists else false.
*/
bool SdFat::exists(const char* name) {
return vwd_.exists(name);
}
//------------------------------------------------------------------------------
/**
* Initialize an SdFat object.
*
* Initializes the SD card, SD volume, and root directory.
*
* \param[in] sckRateID value for SPI SCK rate. See Sd2Card::init().
* \param[in] chipSelectPin SD chip select pin. See Sd2Card::init().
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::init(uint8_t sckRateID, uint8_t chipSelectPin) {
return card_.init(sckRateID, chipSelectPin) && vol_.init(&card_) && chdir(1);
}
//------------------------------------------------------------------------------
/** %Print error details and halt after SdFat::init() fails. */
void SdFat::initErrorHalt() {
initErrorPrint();
while (1);
}
//------------------------------------------------------------------------------
/**Print message, error details, and halt after SdFat::init() fails.
*
* \param[in] msg Message to print.
*/
void SdFat::initErrorHalt(char const *msg) {
Serial.println(msg);
initErrorHalt();
}
//------------------------------------------------------------------------------
/**Print message, error details, and halt after SdFat::init() fails.
*
* \param[in] msg Message in program space (flash memory) to print.
*/
void SdFat::initErrorHalt_P(PGM_P msg) {
SerialPrintln_P(msg);
initErrorHalt();
}
//------------------------------------------------------------------------------
/** Print error details after SdFat::init() fails. */
void SdFat::initErrorPrint() {
if (card_.errorCode()) {
PgmPrintln("Can't access SD card. Do not reformat.");
if (card_.errorCode() == SD_CARD_ERROR_CMD0) {
PgmPrintln("No card, wrong chip select pin, or SPI problem?");
}
errorPrint();
} else if (vol_.fatType() == 0) {
PgmPrintln("Invalid format, reformat SD.");
} else if (!vwd_.isOpen()) {
PgmPrintln("Can't open root directory.");
} else {
PgmPrintln("No error found.");
}
}
//------------------------------------------------------------------------------
/**Print message and error details and halt after SdFat::init() fails.
*
* \param[in] msg Message to print.
*/
void SdFat::initErrorPrint(char const *msg) {
Serial.println(msg);
initErrorPrint();
}
//------------------------------------------------------------------------------
/**Print message and error details after SdFat::init() fails.
*
* \param[in] msg Message in program space (flash memory) to print.
*/
void SdFat::initErrorPrint_P(PGM_P msg) {
SerialPrintln_P(msg);
initErrorHalt();
}
//------------------------------------------------------------------------------
/** List the directory contents of the volume working directory to Serial.
*
* \param[in] flags The inclusive OR of
*
* LS_DATE - %Print file modification date
*
* LS_SIZE - %Print file size.
*
* LS_R - Recursive list of subdirectories.
*/
void SdFat::ls(uint8_t flags) {
vwd_.ls(&Serial, flags);
}
//------------------------------------------------------------------------------
/** List the directory contents of the volume working directory to Serial.
*
* \param[in] pr Print stream for list.
*
* \param[in] flags The inclusive OR of
*
* LS_DATE - %Print file modification date
*
* LS_SIZE - %Print file size.
*
* LS_R - Recursive list of subdirectories.
*/
void SdFat::ls(Print* pr, uint8_t flags) {
vwd_.ls(pr, flags);
}
//------------------------------------------------------------------------------
/** Make a subdirectory in the volume working directory.
*
* \param[in] path A path with a valid 8.3 DOS name for the subdirectory.
*
* \param[in] pFlag Create missing parent directories if true.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::mkdir(const char* path, bool pFlag) {
SdBaseFile sub;
return sub.mkdir(&vwd_, path, pFlag);
}
//------------------------------------------------------------------------------
/** Remove a file from the volume working directory.
*
* \param[in] path A path with a valid 8.3 DOS name for the file.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::remove(const char* path) {
return SdBaseFile::remove(&vwd_, path);
}
//------------------------------------------------------------------------------
/** Rename a file or subdirectory.
*
* \param[in] oldPath Path name to the file or subdirectory to be renamed.
*
* \param[in] newPath New path name of the file or subdirectory.
*
* The \a newPath object must not exist before the rename call.
*
* The file to be renamed must not be open. The directory entry may be
* moved and file system corruption could occur if the file is accessed by
* a file object that was opened before the rename() call.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::rename(const char *oldPath, const char *newPath) {
SdBaseFile file;
if (!file.open(oldPath, O_READ)) return false;
return file.rename(&vwd_, newPath);
}
//------------------------------------------------------------------------------
/** Remove a subdirectory from the volume's working directory.
*
* \param[in] path A path with a valid 8.3 DOS name for the subdirectory.
*
* The subdirectory file will be removed only if it is empty.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
*/
bool SdFat::rmdir(const char* path) {
SdBaseFile sub;
if (!sub.open(path, O_READ)) return false;
return sub.rmdir();
}
//------------------------------------------------------------------------------
/** Truncate a file to a specified length. The current file position
* will be maintained if it is less than or equal to \a length otherwise
* it will be set to end of file.
*
* \param[in] path A path with a valid 8.3 DOS name for the file.
* \param[in] length The desired length for the file.
*
* \return The value one, true, is returned for success and
* the value zero, false, is returned for failure.
* Reasons for failure include file is read only, file is a directory,
* \a length is greater than the current file size or an I/O error occurs.
*/
bool SdFat::truncate(const char* path, uint32_t length) {
SdBaseFile file;
if (!file.open(path, O_WRITE)) return false;
return file.truncate(length);
}

76
Marlin/SdFat.h
View file

@ -1,76 +0,0 @@
/* Arduino SdFat Library
* Copyright (C) 2009 by William Greiman
*
* This file is part of the Arduino SdFat Library
*
* This Library 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 Library 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 the Arduino SdFat Library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#ifndef SdFat_h
#define SdFat_h
/**
* \file
* \brief SdFat class
*/
#include "SdFile.h"
//#include <SdStream.h>
//#include <ArduinoStream.h>
//------------------------------------------------------------------------------
/** SdFat version YYYYMMDD */
#define SD_FAT_VERSION 20110902
//------------------------------------------------------------------------------
/**
* \class SdFat
* \brief Integration class for the %SdFat library.
*/
class SdFat {
public:
SdFat() {}
/** \return a pointer to the Sd2Card object. */
Sd2Card* card() {return &card_;}
bool chdir(bool set_cwd = false);
bool chdir(const char* path, bool set_cwd = false);
void chvol();
void errorHalt();
void errorHalt_P(PGM_P msg);
void errorHalt(char const *msg);
void errorPrint();
void errorPrint_P(PGM_P msg);
void errorPrint(char const *msg);
bool exists(const char* name);
bool init(uint8_t sckRateID = SPI_FULL_SPEED,
uint8_t chipSelectPin = SD_CHIP_SELECT_PIN);
void initErrorHalt();
void initErrorHalt(char const *msg);
void initErrorHalt_P(PGM_P msg);
void initErrorPrint();
void initErrorPrint(char const *msg);
void initErrorPrint_P(PGM_P msg);
void ls(uint8_t flags = 0);
void ls(Print* pr, uint8_t flags = 0);
bool mkdir(const char* path, bool pFlag = true);
bool remove(const char* path);
bool rename(const char *oldPath, const char *newPath);
bool rmdir(const char* path);
bool truncate(const char* path, uint32_t length);
/** \return a pointer to the SdVolume object. */
SdVolume* vol() {return &vol_;}
/** \return a pointer to the volume working directory. */
SdBaseFile* vwd() {return &vwd_;}
private:
Sd2Card card_;
SdVolume vol_;
SdBaseFile vwd_;
};
#endif // SdFat_h

25
Marlin/cardreader.h
View file

@ -3,9 +3,8 @@
#ifdef SDSUPPORT
#include "SdFat.h"
#include "SdFile.h"
enum LsAction {LS_SerialPrint,LS_Count,LS_GetFilename};
class CardReader
{
public:
@ -17,20 +16,22 @@ public:
//this is to delay autostart and hence the initialisaiton of the sd card to some seconds after the normal init, so the device is available quick after a reset
void checkautostart(bool x);
void openFile(char* name,bool read);
void closefile();
void release();
void startFileprint();
void startFilewrite(char *name);
//void startFilewrite(char *name);
void pauseSDPrint();
void getStatus();
void selectFile(char* name);
void cd(char * absolutPath);
//void selectFile(char* name);
void getfilename(const uint8_t nr);
uint8_t getnrfilenames();
uint16_t getnrfilenames();
inline void ls() {root.ls();};
void ls();
void lsDive(char *prepend,SdFile parent);
inline bool eof() { return sdpos>=filesize ;};
inline int16_t get() { sdpos = file.curPosition();return (int16_t)file.read();};
inline void setIndex(long index) {sdpos = index;file.seekSet(index);};
@ -42,7 +43,7 @@ public:
bool cardOK ;
char filename[11];
private:
SdFile root;
SdFile root,*curDir;
Sd2Card card;
SdVolume volume;
SdFile file;
@ -52,6 +53,10 @@ private:
uint32_t sdpos ;
bool autostart_stilltocheck; //the sd start is delayed, because otherwise the serial cannot answer fast enought to make contact with the hostsoftware.
LsAction lsAction; //stored for recursion.
int16_t nrFiles; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
char* diveDirName;
};

191
Marlin/cardreader.pde
View file

@ -20,6 +20,106 @@ CardReader::CardReader()
autostart_atmillis=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;
}
// bool SdFat::chdir(bool set_cwd) {
// if (set_cwd) SdBaseFile::cwd_ = &vwd_;
// vwd_.close();
// return vwd_.openRoot(&vol_);
// }
void CardReader::lsDive(char *prepend,SdFile parent)
{
dir_t p;
uint8_t cnt=0;
while (parent.readDir(p) > 0)
{
if( DIR_IS_SUBDIR(&p) && lsAction!=LS_Count && lsAction!=LS_GetFilename)
{
char path[13*2];
char lfilename[13];
createFilename(lfilename,p);
path[0]=0;
if(strlen(prepend)==0) //avoid leading / if already in prepend
{
strcat(path,"/");
}
strcat(path,prepend);
strcat(path,lfilename);
strcat(path,"/");
Serial.print(path);
SdFile dir;
if(!dir.open(parent,lfilename, O_READ))
{
if(lsAction==LS_SerialPrint)
{
SERIAL_ECHO_START;
SERIAL_ECHOLN("Cannot open subdir");
SERIAL_ECHOLN(lfilename);
}
}
lsDive(path,dir);
//close done automatically by destructor of SdFile
}
if (p.name[0] == DIR_NAME_FREE) break;
if (p.name[0] == DIR_NAME_DELETED || p.name[0] == '.'|| p.name[0] == '_') continue;
if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
if(p.name[8]!='G') continue;
if(p.name[9]=='~') continue;
//if(cnt++!=nr) continue;
createFilename(filename,p);
if(lsAction==LS_SerialPrint)
{
SERIAL_PROTOCOL(prepend);
SERIAL_PROTOCOLLN(filename);
}
else if(lsAction==LS_Count)
{
nrFiles++;
}
else if(lsAction==LS_GetFilename)
{
if(cnt==nrFiles)
return;
cnt++;
}
}
}
void CardReader::ls()
{
lsAction=LS_SerialPrint;
if(lsAction==LS_Count)
nrFiles=0;
root.rewind();
lsDive("",root);
}
void CardReader::initsd()
{
cardOK = false;
@ -48,6 +148,7 @@ void CardReader::initsd()
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM("SD card ok");
}
curDir=&root;
#endif //SDSS
}
void CardReader::release()
@ -73,13 +174,20 @@ void CardReader::pauseSDPrint()
}
}
void CardReader::selectFile(char* name)
{
if(cardOK){
sdprinting = false;
file.close();
if (file.open(&root, name, O_READ)) {
void CardReader::openFile(char* name,bool read)
{
if(!cardOK)
return;
file.close();
sdprinting = false;
if(read)
{
if (file.open(&root, name, O_READ))
{
filesize = file.fileSize();
SERIAL_PROTOCOLPGM("File opened:");
SERIAL_PROTOCOL(name);
@ -89,32 +197,27 @@ void CardReader::selectFile(char* name)
SERIAL_PROTOCOLLNPGM("File selected");
}
else{
else
{
SERIAL_PROTOCOLLNPGM("file.open failed");
}
}
}
void CardReader::startFilewrite(char *name)
{
if(cardOK)
{
file.close();
sdprinting = false;
else
{ //write
if (!file.open(&root, name, O_CREAT | O_APPEND | O_WRITE | O_TRUNC))
{
SERIAL_PROTOCOLPGM("open failed, File: ");
SERIAL_PROTOCOL(name);
SERIAL_PROTOCOLLNPGM(".");
}
else{
else
{
saving = true;
SERIAL_PROTOCOLPGM("Writing to file: ");
SERIAL_PROTOCOLLN(name);
}
}
}
void CardReader::getStatus()
@ -212,49 +315,25 @@ void CardReader::closefile()
void CardReader::getfilename(const uint8_t nr)
{
lsAction=LS_GetFilename;
nrFiles=nr;
curDir->rewind();
lsDive("",*curDir);
dir_t p;
root.rewind();
uint8_t cnt=0;
filename[0]='\0';
while (root.readDir(p) > 0)
{
if (p.name[0] == DIR_NAME_FREE) break;
if (p.name[0] == DIR_NAME_DELETED || p.name[0] == '.'|| p.name[0] == '_') continue;
if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
if(p.name[8]!='G') continue;
if(p.name[9]=='~') continue;
if(cnt++!=nr) continue;
//Serial.println((char*)p.name);
uint8_t writepos=0;
for (int8_t i = 0; i < 11; i++)
{
if (p.name[i] == ' ') continue;
if (i == 8) {
filename[writepos++]='.';
}
filename[writepos++]=p.name[i];
}
filename[writepos++]=0;
}
}
uint8_t CardReader::getnrfilenames()
uint16_t CardReader::getnrfilenames()
{
dir_t p;
root.rewind();
uint8_t cnt=0;
while (root.readDir(p) > 0)
{
if (p.name[0] == DIR_NAME_FREE) break;
if (p.name[0] == DIR_NAME_DELETED || p.name[0] == '.'|| p.name[0] == '_') continue;
if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
if(p.name[8]!='G') continue;
if(p.name[9]=='~') continue;
cnt++;
}
return cnt;
lsAction=LS_Count;
nrFiles=0;
curDir->rewind();
lsDive("",*curDir);
return nrFiles;
}
void CardReader::cd(char * absolutPath)
{
}
#endif //SDSUPPORT