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-rw-r--r--cpu/mpc8xx/commproc.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/cpu/mpc8xx/commproc.c b/cpu/mpc8xx/commproc.c
index 37c72a7..75740e0 100644
--- a/cpu/mpc8xx/commproc.c
+++ b/cpu/mpc8xx/commproc.c
@@ -110,3 +110,29 @@ ulong post_word_load (void)
}
#endif /* CONFIG_POST || CONFIG_LOGBUFFER*/
+
+#ifdef CONFIG_BOOTCOUNT_LIMIT
+
+void bootcount_store (ulong a)
+{
+ volatile ulong *save_addr =
+ (volatile ulong *)( ((immap_t *) CFG_IMMR)->im_cpm.cp_dpmem +
+ CPM_BOOTCOUNT_ADDR );
+
+ save_addr[0] = a;
+ save_addr[1] = BOOTCOUNT_MAGIC;
+}
+
+ulong bootcount_load (void)
+{
+ volatile ulong *save_addr =
+ (volatile ulong *)( ((immap_t *) CFG_IMMR)->im_cpm.cp_dpmem +
+ CPM_BOOTCOUNT_ADDR );
+
+ if (save_addr[1] != BOOTCOUNT_MAGIC)
+ return 0;
+ else
+ return save_addr[0];
+}
+
+#endif /* CONFIG_BOOTCOUNT_LIMIT */