diff options
author | Keir Fraser <keir.fraser@citrix.com> | 2009-03-02 10:50:59 +0000 |
---|---|---|
committer | Keir Fraser <keir.fraser@citrix.com> | 2009-03-02 10:50:59 +0000 |
commit | 6976b9a7c20dce349dccfb0eec658af5fa9af3c5 (patch) | |
tree | dbb16b8d0a9c693f4e6744bf95a75c3ad87df46c /extras/mini-os/include/x86 | |
parent | 8e3feb5145bbde1f01d001ce9574f67de87173f7 (diff) | |
download | xen-6976b9a7c20dce349dccfb0eec658af5fa9af3c5.tar.gz xen-6976b9a7c20dce349dccfb0eec658af5fa9af3c5.tar.bz2 xen-6976b9a7c20dce349dccfb0eec658af5fa9af3c5.zip |
minios: add ioremap/iounmap
Add ioremap and iounmap functions to minios. Also move some unmapping
code from and clean up mem_test.
Signed-off-by: Rolf Neugebauer <rolf.neugebauer@netronome.com>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Diffstat (limited to 'extras/mini-os/include/x86')
-rw-r--r-- | extras/mini-os/include/x86/arch_mm.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/extras/mini-os/include/x86/arch_mm.h b/extras/mini-os/include/x86/arch_mm.h index 4a04812891..36b81f2f2e 100644 --- a/extras/mini-os/include/x86/arch_mm.h +++ b/extras/mini-os/include/x86/arch_mm.h @@ -133,6 +133,10 @@ typedef unsigned long pgentry_t; #define L4_PROT (_PAGE_PRESENT|_PAGE_RW|_PAGE_ACCESSED|_PAGE_DIRTY|_PAGE_USER) #endif /* __i386__ || __x86_64__ */ +/* flags for ioremap */ +#define IO_PROT (L1_PROT) +#define IO_PROT_NOCACHE (L1_PROT | _PAGE_PCD) + #include "arch_limits.h" #define PAGE_SIZE __PAGE_SIZE #define PAGE_SHIFT __PAGE_SHIFT @@ -222,5 +226,6 @@ static __inline__ paddr_t machine_to_phys(maddr_t machine) #define do_map_zero(start, n) do_map_frames(start, &mfn_zero, n, 0, 0, DOMID_SELF, 0, L1_PROT_RO) pgentry_t *need_pgt(unsigned long addr); +int mfn_is_ram(unsigned long mfn); #endif /* _ARCH_MM_H_ */ |