From 5e93bd1c9aaea886c5e5c7c1b6114ab36c30668f Mon Sep 17 00:00:00 2001 From: Peter Tyser Date: Fri, 21 Aug 2009 23:05:19 -0500 Subject: Consolidate arch-specific sbrk() implementations Signed-off-by: Peter Tyser --- lib_i386/board.c | 21 --------------------- 1 file changed, 21 deletions(-) (limited to 'lib_i386') diff --git a/lib_i386/board.c b/lib_i386/board.c index 54ef6e75a..0262b5e2c 100644 --- a/lib_i386/board.c +++ b/lib_i386/board.c @@ -73,14 +73,6 @@ ulong i386boot_bios_size = (ulong)&_i386boot_bios_size; /* size of BIOS const char version_string[] = U_BOOT_VERSION" (" U_BOOT_DATE " - " U_BOOT_TIME ")"; - -/* - * 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 int mem_malloc_init(void) { /* start malloc area right after the stack */ @@ -96,19 +88,6 @@ static int mem_malloc_init(void) return 0; } -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); -} - /************************************************************************ * Init Utilities * ************************************************************************ -- cgit v1.2.3