Re: [Freedos-user] DMA error trying to format floppy...

2020-03-09 Thread Eric Auer
Hi! If you get floppy DMA errors with FreeDOS FORMAT (which version? error message?) then consider avoiding UMBs (EMM386, UMBPCI) or using helpers such as LOWDMA of DOSLFN or DMACHECK of UMBPCI to ensure usability. There should also be separate helpers to protect floppy access from crossing 64k

Re: [Freedos-user] DMA error trying to format floppy...

2020-03-08 Thread michael
The Teac USB floppy drive I have seems to work in Windows ME, uge! I took the ISA multi I/O card out. Freedos could really use USB floppy and USB cdrom support. USB hard drive support would also be very nice. DOS without floppy drives just isn't DOS. Anymore, you cannot get floppy drives. They

[Freedos-user] DMA error trying to format floppy...

2020-03-08 Thread michael
Trying to use the Freedos 1.3 live cd to get a dos prompt and test formatting floppies. My hardware is special. I'm using a PICMG 1.0 passive backplane or more specifically the HPP 14S backplane. I'm using an EVOC FSC-1740VNA single board computer. This SBC does not have an onboard floppy