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authorwdenk <wdenk>2004-01-06 22:38:14 +0000
committerwdenk <wdenk>2004-01-06 22:38:14 +0000
commitc83bf6a2d00ef846c1fb2b0c60540f03ef203125 (patch)
treee410334c86d491dbbec765a5765eef9cccd3135a /board/snmc
parentb299e41a0d34bf96202d9bbb72739bdd9414b0cc (diff)
Add a common get_ram_size() function and modify the the
board-specific files to invoke that common implementation.
Diffstat (limited to 'board/snmc')
-rw-r--r--board/snmc/qs850/qs850.c26
-rw-r--r--board/snmc/qs860t/qs860t.c25
2 files changed, 2 insertions, 49 deletions
diff --git a/board/snmc/qs850/qs850.c b/board/snmc/qs850/qs850.c
index 7448eb112..105eeb8eb 100644
--- a/board/snmc/qs850/qs850.c
+++ b/board/snmc/qs850/qs850.c
@@ -222,32 +222,8 @@ static long int dram_size (long int mamr_value, long int *base, long int maxsize
{
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
- volatile long int *addr;
- long int cnt, val;
memctl->memc_mamr = mamr_value;
- for (cnt = maxsize/sizeof(long); cnt > 0; cnt >>= 1) {
- addr = base + cnt; /* pointer arith! */
- *addr = ~cnt;
- }
-
- /* write 0 to base address */
- addr = base;
- *addr = 0;
-
- /* check at base address */
- if ((val = *addr) != 0) {
- return (0);
- }
-
- for (cnt = 1; ; cnt <<= 1) {
- addr = base + cnt; /* pointer arith! */
- val = *addr;
-
- if (val != (~cnt)) {
- return (cnt * sizeof(long));
- }
- }
- /* NOTREACHED */
+ return (get_ram_size(base, maxsize));
}
diff --git a/board/snmc/qs860t/qs860t.c b/board/snmc/qs860t/qs860t.c
index c4ab758d3..2a5515781 100644
--- a/board/snmc/qs860t/qs860t.c
+++ b/board/snmc/qs860t/qs860t.c
@@ -229,31 +229,8 @@ static long int dram_size (long int mbmr_value, long int *base, long int maxsize
{
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
- volatile long int *addr;
- long int cnt, val;
memctl->memc_mbmr = mbmr_value;
- for (cnt = maxsize/sizeof(long); cnt > 0; cnt >>= 1) {
- addr = base + cnt; /* pointer arith! */
- *addr = ~cnt;
- }
-
- /* write 0 to base address */
- addr = base;
- *addr = 0;
-
- /* check at base address */
- if ((val = *addr) != 0) {
- return (0);
- }
-
- for (cnt = 1; ; cnt <<= 1) {
- addr = base + cnt; /* pointer arith! */
- val = *addr;
- if (val != (~cnt)) {
- return (cnt * sizeof(long));
- }
- }
- /* NOTREACHED */
+ return (get_ram_size(base, maxsize));
}