Changeset f72906c in mainline for kernel/generic/include

Timestamp:

2013-09-12T18:09:51Z (12 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

69f5f19

Parents:

b11f6fb

Message:

prefer allocating physical frames from the so called low priority memory (< 16 MB on ia32 and amd64)
this saves the high priority memory for legacy DMA transfers, etc.

Location:

kernel/generic/include

Files:

• adt/bitmap.h (modified) (1 diff)
• mm/frame.h (modified) (1 diff)

kernel/generic/include/adt/bitmap.h

@@ -81 +81 @@
 extern void bitmap_clear_range(bitmap_t *, size_t, size_t);
 
-extern int bitmap_allocate_range(bitmap_t *, size_t, size_t, size_t, size_t *);
+extern int bitmap_allocate_range(bitmap_t *, size_t, size_t, size_t, size_t,
+    size_t *);
 extern void bitmap_copy(bitmap_t *, bitmap_t *, size_t);
 

kernel/generic/include/mm/frame.h

@@ -131 +131 @@
 extern void frame_init(void);
 extern bool frame_adjust_zone_bounds(bool, uintptr_t *, size_t *);
-extern uintptr_t frame_alloc_generic(size_t, frame_flags_t, uintptr_t, size_t *);
+extern uintptr_t frame_alloc_generic(size_t, frame_flags_t, uintptr_t,
+    size_t *);
 extern uintptr_t frame_alloc(size_t, frame_flags_t, uintptr_t);
-extern uintptr_t frame_alloc_noreserve(size_t, frame_flags_t, uintptr_t);
 extern void frame_free_generic(uintptr_t, size_t, frame_flags_t);
 extern void frame_free(uintptr_t, size_t);