On Mon, Nov 27, 2017 at 4:29 PM, Michał Pleban <lists@michau.name> wrote: > Michał Pleban wrote: > > > Could the error be caused by creating the initial disk on a 8250 > > switched into 8050 mode, as opposed to a "real" 8050? Or by > > pre-allocating some sectors in the BAM? > > I did some checks and it is definitely a bug in c1541. The following > commands exhibit the error: > > c1541 -format test,01 d80 tmp.d80 > c1541 tmp.d80 -write boot.prg boot > c1541 tmp.d80 -write 6509.prg 6509 > c1541 tmp.d80 -write 8088.prg 8088 > > The third file is corruped - when trying to read it later in c1541, it > gives the error "Track 0, Sector 0 our of bounds" and the drive hangs > when reading this. The error starts exhibiting itself when the combined > files on the disk reach certain number of blocks (it happens when the > third file has 7 blocks or 14 blocks, but not when it has 1 block). > > The problem disappears when the image type is changed to D82. > > Regards, > Michau. > > > > > Message was sent through the cbm-hackers mailing list > As soon as I have a free moment I will download the files and make a copy locally so I can test MS DOS. Very excited to give it a try. Unfortunately I have a lot of other work to get through first. Later tonigh hopefully. I am even happy to generate disks for people if need be, I have the hardware here. I use Zoom Floppy works fine. Bill Message was sent through the cbm-hackers mailing listReceived on 2017-11-27 22:01:22
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