Messages in this thread | | | Date | Wed, 03 Apr 2024 20:34:57 +0200 | From | "Arnd Bergmann" <> | Subject | Re: [PATCH 0/1] m68k: Handle HAS_IOPORT dependencies |
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On Wed, Apr 3, 2024, at 20:11, Michael Schmitz wrote: > Niklas, > > how do you propose we handle legacy drivers that do depend on > inb()/outb() functions (_not_ actual ISA I/O) on architectures that map > inb()/outb() to MMIO functions? > > (In my case, that's at least ne.c - Geert ought to have a better > overview what else does use inb()/outb() on m68k)
If a machine provides an inb()/outb() set of operations that is actually used, it should set HAS_IOPORT.
For the Q40, it may be better in the long run to change the drivers to just use MMIO directly though.
Arnd
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