Consolidate arch-specific sbrk() implementations
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/lib_nios/board.c b/lib_nios/board.c
index cd23457..30cdb47 100644
--- a/lib_nios/board.c
+++ b/lib_nios/board.c
@@ -27,6 +27,7 @@
#include <common.h>
#include <stdio_dev.h>
#include <watchdog.h>
+#include <malloc.h>
#include <net.h>
#ifdef CONFIG_STATUS_LED
#include <status_led.h>
@@ -52,13 +53,6 @@
typedef int (init_fnc_t) (void);
/*
- * Begin and End of memory area for malloc(), and current "brk"
- */
-static ulong mem_malloc_start = 0;
-static ulong mem_malloc_end = 0;
-static ulong mem_malloc_brk = 0;
-
-/*
* The Malloc area is immediately below the monitor copy in RAM
*/
static void mem_malloc_init (void)
@@ -71,18 +65,6 @@
mem_malloc_end - mem_malloc_start);
}
-void *sbrk (ptrdiff_t increment)
-{
- ulong old = mem_malloc_brk;
- ulong new = old + increment;
-
- if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
- return (NULL);
- }
- mem_malloc_brk = new;
- return ((void *) old);
-}
-
/************************************************************************
* Initialization sequence *