diff options
Diffstat (limited to 'include/common.h')
-rw-r--r-- | include/common.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h index c1f44b402c..e30774a43e 100644 --- a/include/common.h +++ b/include/common.h @@ -256,4 +256,17 @@ static inline void barebox_banner(void) {} (__x < 0) ? -__x : __x; \ }) +/* + * Check if two regions overlap. returns true if they do, false otherwise + */ +static inline bool region_overlap(unsigned long starta, unsigned long lena, + unsigned long startb, unsigned long lenb) +{ + if (starta + lena <= startb) + return 0; + if (startb + lenb <= starta) + return 0; + return 1; +} + #endif /* __COMMON_H_ */ |