search for: has_ioports

On Tue, 14 Mar 2023, Niklas Schnelle <schnelle at linux.ibm.com> wrote: > In a future patch HAS_IOPORT=n will result in inb()/outb() and friends > not being declared. We thus need to add HAS_IOPORT as dependency for > those drivers using them. In the bochs driver there is optional MMIO > support detected at runtime, warn if this isn't taken when > HAS_IOPORT is not

...s16550.c b/xen/drivers/char/ns16550.c index 5892eb7..9c2cded 100644 --- a/xen/drivers/char/ns16550.c +++ b/xen/drivers/char/ns16550.c @@ -503,7 +503,7 @@ static int __init check_existence(struct ns16550 *uart) { unsigned char status, scratch, scratch2, scratch3; -#ifdef HAS_IO_PORTS +#ifdef HAS_IOPORTS /* * We can''t poke MMIO UARTs until they get I/O remapped later. Assume that * if we''re getting MMIO UARTs, the arch code knows what it''s doing. -- 1.7.10.4

See http://www.gossamer-threads.com/lists/xen/devel/297170 for some information on how to get this going. I''ve rebased and addressed the review comments. As before several of the patches are not to be applied because they can be done better using infrastructure from Julien''s "Allow Xen to boot with a raw Device Tree" patch. They are included for completeness. With

See http://www.gossamer-threads.com/lists/xen/devel/297170 for some information on how to get this going. I''ve rebased and addressed the review comments. With this rebase I''ve picked up some patches from Julien which were required to do things properly, so the gic v7 and device blacklisting patches have been changed to use the proper mechanisms. Previously I was able to boot

...Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Tim Deegan <tim@xen.org> commit 688eeb878cc58150bf6e729c9c1836b8c1e4cc8f Author: Andrew Cooper <andrew.cooper3@citrix.com> Date: Wed Sep 25 10:44:21 2013 +0200 ns16550: Use correct #define symbol for HAS_IOPORTS CID 1091471, Regression caused by 7c1de0038895cbc75ebd0caffc5b0f3f03c5ad51 This appears to be a typo which causes check_existence() to unconditionally return 1 in all cases. Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Ian Campbell <...