Add a common get_ram_size() function and modify the the

[kernel/u-boot.git] / board / rmu / rmu.c

diff --git a/board/rmu/rmu.c b/board/rmu/rmu.c
index 5fda4c0..e11b5b8 100644 (file)
--- a/board/rmu/rmu.c
+++ b/board/rmu/rmu.c
@@ -155,53 +155,8 @@ static long int dram_size (long int mamr_value, long int *base,
 {
        volatile immap_t *immap = (immap_t *) CFG_IMMR;
        volatile memctl8xx_t *memctl = &immap->im_memctl;
-       volatile long int *addr;
-       ulong cnt, val, size;
-       ulong save[32];         /* to make test non-destructive */
-       unsigned char i = 0;
 
        memctl->memc_mamr = mamr_value;
 
-       for (cnt = maxsize / sizeof (long); cnt > 0; cnt >>= 1) {
-               addr = base + cnt;      /* pointer arith! */
-
-               save[i++] = *addr;
-               *addr = ~cnt;
-       }
-
-       /* write 0 to base address */
-       addr = base;
-       save[i] = *addr;
-       *addr = 0;
-
-       /* check at base address */
-       if ((val = *addr) != 0) {
-               /* Restore the original data before leaving the function.
-                */
-               *addr = save[i];
-               for (cnt = 1; cnt <= maxsize / sizeof(long); cnt <<= 1) {
-                       addr  = (volatile ulong *) base + cnt;
-                       *addr = save[--i];
-               }
-               return (0);
-       }
-
-       for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
-               addr = base + cnt;      /* pointer arith! */
-
-               val = *addr;
-               *addr = save[--i];
-
-               if (val != (~cnt)) {
-                       size = cnt * sizeof (long);
-                       /* Restore the original data before returning
-                        */
-                       for (cnt <<= 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
-                               addr  = (volatile ulong *) base + cnt;
-                               *addr = save[--i];
-                       }
-                       return (size);
-               }
-       }
-       return (maxsize);
+       return (get_ram_size(base, maxsize));
 }