On Wed, Oct 02, 2013 at 09:38:41PM -0400, Kevin O'Connor wrote: > This series converts the AHCI driver to run entirely in 32bit mode. > Currently, ahci will only jump into 32bit mode when it needs to access > the ahci device's PCI config space. However, if the code has to run > anything in 32bit mode, it might as well run it all in 32bit mode. > Doing this also shrinks the total SeaBIOS code size by a few KB. > > In order for this to work, SeaBIOS needs to be able to transition from > 32bit mode back to 16bit mode in order to use yield(). This requires > tracking the stack segment when using call32() and restoring it if > call16() is later called. It also requires getting off the "extra > stack" if it is in use. > > This series is a little bit uglier than I hoped, but I'm sending it > out for further comments.
FYI, I have pushed this series. -Kevin _______________________________________________ SeaBIOS mailing list [email protected] http://www.seabios.org/mailman/listinfo/seabios
