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authorIngo Molnar <mingo@elte.hu>2009-05-11 08:44:27 -0400
committerIngo Molnar <mingo@elte.hu>2009-05-11 08:44:31 -0400
commit41fb454ebe6024f5c1e3b3cbc0abc0da762e7b51 (patch)
tree51c50bcb67a5039448ddfa1869d7948cab1217e9 /scripts/dtc/libfdt/libfdt_env.h
parent19c1a6f5764d787113fa323ffb18be7991208f82 (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into core/iommu
Merge reason: core/iommu was on an .30-rc1 base, update it to .30-rc5 to refresh. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'scripts/dtc/libfdt/libfdt_env.h')
-rw-r--r--scripts/dtc/libfdt/libfdt_env.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/scripts/dtc/libfdt/libfdt_env.h b/scripts/dtc/libfdt/libfdt_env.h
new file mode 100644
index 000000000000..449bf602daf1
--- /dev/null
+++ b/scripts/dtc/libfdt/libfdt_env.h
@@ -0,0 +1,23 @@
1#ifndef _LIBFDT_ENV_H
2#define _LIBFDT_ENV_H
3
4#include <stddef.h>
5#include <stdint.h>
6#include <string.h>
7
8#define _B(n) ((unsigned long long)((uint8_t *)&x)[n])
9static inline uint32_t fdt32_to_cpu(uint32_t x)
10{
11 return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3);
12}
13#define cpu_to_fdt32(x) fdt32_to_cpu(x)
14
15static inline uint64_t fdt64_to_cpu(uint64_t x)
16{
17 return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32)
18 | (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7);
19}
20#define cpu_to_fdt64(x) fdt64_to_cpu(x)
21#undef _B
22
23#endif /* _LIBFDT_ENV_H */