return 0;
}
+#ifdef CONFIG_SYS_NONCACHED_MEMORY
+static int reserve_noncached(void)
+{
+ /*
+ * The value of gd->start_addr_sp must match the value of malloc_start
+ * calculated in boatrd_f.c:initr_malloc(), which is passed to
+ * board_r.c:mem_malloc_init() and then used by
+ * cache.c:noncached_init()
+ *
+ * These calculations must match the code in cache.c:noncached_init()
+ */
+ gd->start_addr_sp = ALIGN(gd->start_addr_sp, MMU_SECTION_SIZE) -
+ MMU_SECTION_SIZE;
+ gd->start_addr_sp -= ALIGN(CONFIG_SYS_NONCACHED_MEMORY,
+ MMU_SECTION_SIZE);
+ debug("Reserving %dM for noncached_alloc() at: %08lx\n",
+ CONFIG_SYS_NONCACHED_MEMORY >> 20, gd->start_addr_sp);
+
+ return 0;
+}
+#endif
+
/* reserve memory for malloc() area */
static int reserve_malloc(void)
{
gd->start_addr_sp = gd->start_addr_sp - TOTAL_MALLOC_LEN;
debug("Reserving %dk for malloc() at: %08lx\n",
TOTAL_MALLOC_LEN >> 10, gd->start_addr_sp);
+#ifdef CONFIG_SYS_NONCACHED_MEMORY
+ reserve_noncached();
+#endif
+
return 0;
}