From: Jim Brain (brain_at_jbrain.com)
Date: 2008-12-05 22:03:24
Rainer Buchty wrote: > I experimented with efsl (->32kB) and Larwe's DOSFS (->8kB). Thanks for > the pointer to FatFS, so far I was looking into this one to be adopted: > > http://www.robs-projects.com/filelib.html > I'll check out this one, but the others I looked at all had significant restrictions (only 1 file open, inability to open multiple files with a shared buffer, etc. My tuned copy of FatFS can open multiple files on multiple drives/partitions and share 1 512 byte block of RAM among all the files. You can turn LFN support off at compile time, if you don't need or want it. > >> I would look to it as you code up ML, though, as I think the code is very >> nice. I made a Long Filename variant of it called FatFS-LFN that we use in >> uIEC and sd2iec. >> > > Not sure whether I need LFN (what a crude hack... I was amazed when I > read the FAT-related documentation how it was fiddled into FAT) as the > target architecture supports only 10-char filenames, hence mingling that > into 8+3 should be fairly easy (apart from some non-standard symbols). > np. It's optional to compile in, as some people want the single buffer option without LFN support. > Not sure, though, whether I'll be able to mingle everything (FAT32, > SD/MMC access, system integration/menu) into the 4kB bank of the target > machine's ROM. > Yeah, that's gonna be tight. The uIEC/SD2IEC bootloader is 4K, and it's all we can do to cram FAT (no LFN) and physical access routines in there. > Thanks for the input from both of you! (Wolfram, you got mail ;) > > Rainer > > > Message was sent through the cbm-hackers mailing list > -- Jim Brain, Brain Innovations (X) email@example.com Dabbling in WWW, Embedded Systems, Old CBM computers, and Good Times! Home: http://www.jbrain.com Message was sent through the cbm-hackers mailing list
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