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Re: IIgs peculiarities
On Feb 22, 12:37 pm, Sheppy <the.she...@gmail.com> wrote:
> > 6) If a ROM disk is to be present in banks $F0 .. $FB, what the format
> > should be? Just a ProDOS image which then shows with it's volume name?
>
> IIRC, the format is that the first bytes in the ROM memory need to be
> "ROMDISK" followed by a disk image.
Slightly more is needed. The code for the SmartPort driver to actually
read the ROMdisk resides in this ROM area as well. See pages 152-155
of "Apple IIgs Firmware Reference".