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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /kernel/trunk/generic/include/mm/frame.h @ 762

  → /kernel/trunk/generic/include/mm/frame.h @ 763

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 762 → Rev 763

/kernel/trunk/generic/include/mm/frame.h
48,8 → 48,8
#define FRAME_NO_MEMORY 1 /* frame_alloc return status */
#define FRAME_ERROR 2 /* frame_alloc return status */
#define FRAME2ADDR(zone, frame) ((zone)->base + ((frame) - (zone)->frames) * FRAME_SIZE)
#define ADDR2FRAME(zone, addr) (&((zone)->frames[((addr) - (zone)->base) / FRAME_SIZE]))
#define FRAME2ADDR(zone, frame) ((zone)->base + (((frame) - (zone)->frames) << FRAME_WIDTH))
#define ADDR2FRAME(zone, addr) (&((zone)->frames[(((addr) - (zone)->base) >> FRAME_WIDTH)]))
#define FRAME_INDEX(zone, frame) ((index_t)((frame) - (zone)->frames))
#define FRAME_INDEX_ABS(zone, frame) (((index_t)((frame) - (zone)->frames)) + (zone)->base_index)
#define FRAME_INDEX_VALID(zone, index) (((index) >= 0) && ((index) < ((zone)->free_count + (zone)->busy_count)))