Re: [hatari-devel] floppy issue |
[ Thread Index |
Date Index
| More lists.tuxfamily.org/hatari-devel Archives
]
Hi Nicholas,
First, thank you for finding and fixing the floppy write problem!
On 18 Feb 2014 at 1:02, Nicolas Pomarède wrote:
> Le 12/02/2014 04:21, Roger Burrows a écrit :
>
> > The DMA resets are known to me as toggling the DMA line, which is required
> > before doing an I/O, in order to clear the buffer. They don't clear the
> sector
> > count on real hardware, and I don't see how any floppy I/O (TOS or EmuTOS)
> > would work if they did on Hatari.
>
> do you have a program to check this ? On my Atari STF, using some test
> code I wrote, I had the feeling that sector count is reset to 0 after
> toggling bit 8 of dma (but it's not possible to read back sector count
> to check its content)
>
I looked at the code again and I mis-read it :-(. I believe you are right,
toggling bit 8 does reset the sector count. Sorry for the confusion.
Roger