This patch series makes SeaBIOS work with a real floppy controller. Only a single 1.44 MB floppy drive with a 1.44 MB diskette was tested. Both reading and writing works. Formatting was not tested. I also tested QEMU - seems to work fine.
Nikolay On Fri, 2018-02-09 at 02:30 +0200, Nikolay Nikolov wrote: > Signed-off-by: Nikolay Nikolov <nick...@users.sourceforge.net> > --- > src/hw/floppy.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/src/hw/floppy.c b/src/hw/floppy.c > index 3012b3a..16989c2 100644 > --- a/src/hw/floppy.c > +++ b/src/hw/floppy.c > @@ -328,6 +328,8 @@ floppy_enable_controller(void) > dprintf(2, "Floppy_enable_controller\n"); > // Clear the reset bit (enter reset state), but set 'enable IRQ > and DMA' > floppy_dor_mask(FLOPPY_DOR_RESET, FLOPPY_DOR_IRQ); > + // Real hardware needs a 4 microsecond delay > + usleep(4); > // Set the reset bit (normal operation) and keep 'enable IRQ and > DMA' on > floppy_dor_mask(0, FLOPPY_DOR_IRQ | FLOPPY_DOR_RESET); > int ret = floppy_wait_irq(); _______________________________________________ SeaBIOS mailing list SeaBIOS@seabios.org https://mail.coreboot.org/mailman/listinfo/seabios