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authorSascha Hauer <s.hauer@pengutronix.de>2011-04-07 17:25:07 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2011-04-11 15:57:51 +0200
commit2a3762495056381e1ef1809b482b670fcd45b6d5 (patch)
treef5ea3bf85ed5bf81baae0c0f79514195bea9010e /common/dlmalloc.c
parent4bfc4b44582670182c1519f931cbe0b0efec616e (diff)
downloadbarebox-2a3762495056381e1ef1809b482b670fcd45b6d5.tar.gz
malloc: put common memory functions to seperate file
These functions are needed independently of the specific malloc implementation, so move them out. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'common/dlmalloc.c')
-rw-r--r--common/dlmalloc.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/common/dlmalloc.c b/common/dlmalloc.c
index ff63fbe..f9e1828 100644
--- a/common/dlmalloc.c
+++ b/common/dlmalloc.c
@@ -882,56 +882,6 @@ static mbinptr av_[NAV * 2 + 2] = {
/* ----------------------------------------------------------------------- */
-/*
- * Begin and End of memory area for malloc(), and current "brk"
- */
-static ulong malloc_start;
-static ulong malloc_end;
-static ulong malloc_brk;
-
-ulong mem_malloc_start(void)
-{
- return malloc_start;
-}
-
-ulong mem_malloc_end(void)
-{
- return malloc_end;
-}
-
-void mem_malloc_init(void *start, void *end)
-{
- malloc_start = (ulong)start;
- malloc_end = (ulong)end;
- malloc_brk = malloc_start;
-}
-
-static void *sbrk_no_zero(ptrdiff_t increment)
-{
- ulong old = malloc_brk;
- ulong new = old + increment;
-
- if ((new < malloc_start) || (new > malloc_end))
- return NULL;
-
- malloc_brk = new;
-
- return (void *)old;
-}
-
-static void *sbrk(ptrdiff_t increment)
-{
- void *old = sbrk_no_zero(increment);
-
- /* Only clear increment, if valid address was returned */
- if (old != NULL)
- memset(old, 0, increment);
-
- return old;
-}
-
-/* ----------------------------------------------------------------------- */
-
/* Other static bookkeeping data */
/* variables holding tunable values */