Consolidate arch-specific sbrk() implementations

[u-boot] / lib_arm / board.c

diff --git a/lib_arm/board.c b/lib_arm/board.c
index fa87d51373156b7f87bd1d979c47e7053696c557..62b78744372efbd62fce89a3ed88b8acec1c5253 100644 (file)
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -82,13 +82,6 @@ extern void rtl8019_get_enetaddr (uchar * addr);
 #include <i2c.h>
 #endif
 
-/*
- * 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;
-
 static
 void mem_malloc_init (ulong dest_addr)
 {
@@ -100,19 +93,6 @@ void mem_malloc_init (ulong dest_addr)
                        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);
-}
-
 
 /************************************************************************
  * Coloured LED functionality