| /kernel/trunk/generic/include/mm/frame.h |
|---|
| 61,15 → 61,6 |
| #define FRAME_NO_MEMORY 1 /* frame_alloc return status */ |
| #define FRAME_ERROR 2 /* frame_alloc return status */ |
| /* Return true if the interlvals overlap */ |
| static inline int overlaps(__address s1,__address sz1, __address s2, __address sz2) |
| { |
| __address e1 = s1+sz1; |
| __address e2 = s2+sz2; |
| return s1 < e2 && s2 < e1; |
| } |
| static inline __address PFN2ADDR(pfn_t frame) |
| { |
| return (__address)(frame << FRAME_WIDTH); |
| /kernel/trunk/generic/include/macros.h |
|---|
| 39,4 → 39,15 |
| #define min(a,b) ((a)<(b)?(a):(b)) |
| #define max(a,b) ((a)>(b)?(a):(b)) |
| /* Return true if the interlvals overlap */ |
| static inline int overlaps(__address s1,size_t sz1, __address s2, size_t sz2) |
| { |
| __address e1 = s1+sz1; |
| __address e2 = s2+sz2; |
| return s1 < e2 && s2 < e1; |
| } |
| /* Compute overlapping of physical addresses */ |
| #define PA_overlaps(x,szx,y,szy) overlaps(KA2PA(x),szx,KA2PA(y), szy) |
| #endif |