Consolidate arch-specific sbrk() implementations

[platform/kernel/u-boot.git] / lib_nios2 / board.c

diff --git a/lib_nios2/board.c b/lib_nios2/board.c
index b142c59..e5a8d54 100644 (file)
--- a/lib_nios2/board.c
+++ b/lib_nios2/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>
@@ -55,13 +56,6 @@ extern void malloc_bin_reloc (void);
 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)
@@ -74,18 +68,6 @@ static void mem_malloc_init (void)
                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                                             *