aboutsummaryrefslogtreecommitdiff
path: root/board/hermes
diff options
context:
space:
mode:
authorwdenk <wdenk>2004-01-06 22:38:14 +0000
committerwdenk <wdenk>2004-01-06 22:38:14 +0000
commitc83bf6a2d00ef846c1fb2b0c60540f03ef203125 (patch)
treee410334c86d491dbbec765a5765eef9cccd3135a /board/hermes
parentb299e41a0d34bf96202d9bbb72739bdd9414b0cc (diff)
downloadu-boot-linaro-stable-c83bf6a2d00ef846c1fb2b0c60540f03ef203125.tar.gz
Add a common get_ram_size() function and modify the the
board-specific files to invoke that common implementation.
Diffstat (limited to 'board/hermes')
-rw-r--r--board/hermes/hermes.c34
1 files changed, 1 insertions, 33 deletions
diff --git a/board/hermes/hermes.c b/board/hermes/hermes.c
index 97a774570..7490324cb 100644
--- a/board/hermes/hermes.c
+++ b/board/hermes/hermes.c
@@ -225,42 +225,10 @@ 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;
- 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) {
- *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)) {
- return (cnt * sizeof (long));
- }
- }
- return (maxsize);
+ return (get_ram_size(base, maxsize));
}
/* ------------------------------------------------------------------------- */