diff options
Diffstat (limited to 'lib_mips/board.c')
| -rw-r--r-- | lib_mips/board.c | 40 |
1 files changed, 3 insertions, 37 deletions
diff --git a/lib_mips/board.c b/lib_mips/board.c index aa5b1295c..f62a46a17 100644 --- a/lib_mips/board.c +++ b/lib_mips/board.c @@ -60,13 +60,6 @@ const char version_string[] = static char *failed = "*** failed ***\n"; /* - * Begin and End of memory area for malloc(), and current "brk" - */ -static ulong mem_malloc_start; -static ulong mem_malloc_end; -static ulong mem_malloc_brk; - -/* * mips_io_port_base is the begin of the address space to which x86 style * I/O ports are mapped. */ @@ -81,34 +74,6 @@ int __board_early_init_f(void) } int board_early_init_f(void) __attribute__((weak, alias("__board_early_init_f"))); -/* - * The Malloc area is immediately below the monitor copy in DRAM - */ -static void mem_malloc_init (void) -{ - ulong dest_addr = CONFIG_SYS_MONITOR_BASE + gd->reloc_off; - - mem_malloc_end = dest_addr; - mem_malloc_start = dest_addr - TOTAL_MALLOC_LEN; - mem_malloc_brk = mem_malloc_start; - - memset ((void *) mem_malloc_start, - 0, - 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); -} - static int init_func_ram (void) { @@ -370,8 +335,9 @@ void board_init_r (gd_t *id, ulong dest_addr) bd = gd->bd; - /* initialize malloc() area */ - mem_malloc_init(); + /* The Malloc area is immediately below the monitor copy in DRAM */ + mem_malloc_init(CONFIG_SYS_MONITOR_BASE + gd->reloc_off - + TOTAL_MALLOC_LEN, TOTAL_MALLOC_LEN); malloc_bin_reloc(); #ifndef CONFIG_SYS_NO_FLASH |