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author | Matthew Fioravante <matthew.fioravante@jhuapl.edu> | 2012-10-08 14:36:28 +0100 |
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committer | Matthew Fioravante <matthew.fioravante@jhuapl.edu> | 2012-10-08 14:36:28 +0100 |
commit | 5691487f3100c5176da4f0acbbb39b09b6180e05 (patch) | |
tree | b3299999f5e4c5788bc842f94cd7c2dba79d5e9c /extras/mini-os/include | |
parent | 98febed0b69e20ca0a97e984f7aa0dd1a185706b (diff) | |
download | xen-5691487f3100c5176da4f0acbbb39b09b6180e05.tar.gz xen-5691487f3100c5176da4f0acbbb39b09b6180e05.tar.bz2 xen-5691487f3100c5176da4f0acbbb39b09b6180e05.zip |
minios: Add ioread/iowrite functions to mini-os
This patch adds iowritexx() and ioreadxx() functions for interacting
with hardware memory to mini-os. The functions are available in a header
iorw.h
Signed-off-by: Matthew Fioravante <matthew.fioravante@jhuapl.edu>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyons.org>
Reviewed-by: George Dunlap <george.dunlap@eu.citrix.com>
Committed-by: Ian Campbell <ian.campbell@citrix.com>
Diffstat (limited to 'extras/mini-os/include')
-rw-r--r-- | extras/mini-os/include/iorw.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/extras/mini-os/include/iorw.h b/extras/mini-os/include/iorw.h new file mode 100644 index 0000000000..d5ec065cf1 --- /dev/null +++ b/extras/mini-os/include/iorw.h @@ -0,0 +1,16 @@ +#ifndef MINIOS_IORW_H +#define MINIOS_IORW_H + +#include <mini-os/types.h> + +void iowrite8(volatile void* addr, uint8_t val); +void iowrite16(volatile void* addr, uint16_t val); +void iowrite32(volatile void* addr, uint32_t val); +void iowrite64(volatile void* addr, uint64_t val); + +uint8_t ioread8(volatile void* addr); +uint16_t ioread16(volatile void* addr); +uint32_t ioread32(volatile void* addr); +uint64_t ioread64(volatile void* addr); + +#endif |