malloc_simple: Add a little more debugging

Output the pointer returned by each call to malloc(). This can be useful
when debugging memory problems.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/common/malloc_simple.c b/common/malloc_simple.c
index 479a1e47b640e987b84a1f57d983839acf83ec11..0f6bcbcc712d895dbc2235e8029c4fe09f2f4058 100644 (file)
--- a/common/malloc_simple.c
+++ b/common/malloc_simple.c
@@ -19,12 +19,15 @@ void *malloc_simple(size_t bytes)
        void *ptr;
 
        new_ptr = gd->malloc_ptr + bytes;
-       debug("%s: size=%zx, ptr=%lx, limit=%lx\n", __func__, bytes, new_ptr,
+       debug("%s: size=%zx, ptr=%lx, limit=%lx: ", __func__, bytes, new_ptr,
              gd->malloc_limit);
-       if (new_ptr > gd->malloc_limit)
+       if (new_ptr > gd->malloc_limit) {
+               debug("space exhausted\n");
                return NULL;
+       }
        ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes);
        gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr));
+       debug("%lx\n", (ulong)ptr);
 
        return ptr;
 }