On Tue, Apr 26, 2011 at 09:15:04PM -0500, Scott Duplichan wrote: > Kevin O'Connor wrote: > ]Out of curiosity, can you see what happens if you return > ]DISK_RET_EBOUNDARY in the unaligned case? > > DOS tries the same request 10 times then ignores the error > and continues.
Thanks for testing. > ]It's not currently possible to dynamically allocate memory during > ]runtime. However, it is possible to allocate a buffer at init and > ]keep it around for later. How big of a buffer would you need? > > I think a single aligned 512 byte buffer would do. The code could > read a sector at a time and memcpy from the seabios aligned buffer > into the caller's unaligned buffer. Yeah. One can call malloc_low() during the init phase to allocate this buffer. Ideally, though, there would be some way to share buffer space with the other users (eg, cdemu, ide dma, usb). -Kevin _______________________________________________ SeaBIOS mailing list SeaBIOS@seabios.org http://www.seabios.org/mailman/listinfo/seabios