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Enhanced DR-DOS - CD bug (Announce)

posted by ecm Homepage E-mail, Düsseldorf, Germany, 07.06.2024, 23:24

> > > > What exact revision is the latest that works?
> >
> > Version <= 20240114.zip works fine
> > Version >= 20240329.zip doesn't work
>
> I was able to reproduce, CD to a directory causes a critical error prompt.
> I built a hard disk image like this: nasm -D_MEDIAID=0F8h -D_SPF=2000
> ../bootimg/bootimg.asm -I ../bootimg/ -I ../lmacros/ -D_MBR -D_BPE=32
> -D_MBR_PART_TYPE=fat32 -o big32.img -D_PAYLOADFILE=::fill,'(512 *
> 76000),26h,fill.dat,::chdir,testdir,::fill,32,32,test.dat'
> -D_SPI=256000
>
> I am fairly sure that a SvarDOS contribution changing the LBA flagging is
> to blame: https://hg.pushbx.org/ecm/edrdos/rev/220f54eecbb8 From
> https://github.com/SvarDOS/edrdos/commit/99765bd4c9ec9e035f1bd2af191c35d440c99383
>
> It changed the LBA use to be indicated by the UDF_LBA flag.
> However, in add_unit this flag is cleared:
> https://hg.pushbx.org/ecm/edrdos/file/1137afe0115d/drbio/disk.asm#l616
>
> The next changeset will fix this problem, please test today's June build in
> 45min from now.
This is the fix changeset: https://hg.pushbx.org/ecm/edrdos/rev/dde66e015fb8

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l

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