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authorPeter Tyser <ptyser@xes-inc.com>2009-08-21 23:05:19 -0500
committerWolfgang Denk <wd@denx.de>2009-09-04 21:45:39 +0200
commit5e93bd1c9aaea886c5e5c7c1b6114ab36c30668f (patch)
treeec61a4a1610baf8ebfad8fc08688c393368c4dbd /lib_avr32
parent65f6f07b72a71b83d775c4d20d7ebcd6b2d2086d (diff)
Consolidate arch-specific sbrk() implementations
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_avr32')
-rw-r--r--lib_avr32/board.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/lib_avr32/board.c b/lib_avr32/board.c
index e2b0a2e1a2e..03a520cddc3 100644
--- a/lib_avr32/board.c
+++ b/lib_avr32/board.c
@@ -41,13 +41,6 @@ const char version_string[] =
unsigned long monitor_flash_len;
-/*
- * Begin and end of memory area for malloc(), and current "brk"
- */
-static unsigned long mem_malloc_start = 0;
-static unsigned long mem_malloc_end = 0;
-static unsigned long mem_malloc_brk = 0;
-
/* Weak aliases for optional board functions */
static int __do_nothing(void)
{
@@ -73,18 +66,6 @@ static void mem_malloc_init(void)
mem_malloc_end - mem_malloc_start);
}
-void *sbrk(ptrdiff_t increment)
-{
- unsigned long old = mem_malloc_brk;
- unsigned long new = old + increment;
-
- if ((new < mem_malloc_start) || (new > mem_malloc_end))
- return NULL;
-
- mem_malloc_brk = new;
- return ((void *)old);
-}
-
#ifdef CONFIG_SYS_DMA_ALLOC_LEN
#include <asm/arch/cacheflush.h>
#include <asm/io.h>