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author(no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-09-12 17:01:25 +0000
committer(no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-09-12 17:01:25 +0000
commit1413b9c0c88262b03d50ae710b493c7311e832cf (patch)
tree5b50d7b8c02057913bf0031fc9d2aa5f92c94435
parentd31e4fa6827c6885f37344d4e258cf6bae7d10c1 (diff)
add some WDT skeleton code
git-svn-id: https://svn.openpcd.org:2342/trunk@186 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
-rw-r--r--openpcd/firmware/src/os/wdt.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/openpcd/firmware/src/os/wdt.c b/openpcd/firmware/src/os/wdt.c
new file mode 100644
index 0000000..d8a2145
--- /dev/null
+++ b/openpcd/firmware/src/os/wdt.c
@@ -0,0 +1,23 @@
+/* AT91SAM7 Watch Dog Timer code for OpenPCD / OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ */
+
+#define WDT_DEBUG
+
+void wdt_irq(void)
+{
+ DEBUGPCRF("================> WATCHDOG EXPIRED !!!!!");
+}
+
+void wdt_init(void)
+{
+#ifdef WDT_DEBUG
+ AT91F_WDTSetMode(AT91C_BASE_WDT, (0xfff << 16) |
+ AT91C_WDTC_WDDBGHLT | AT91C_WDTC_WDIDLEHLT |
+ AT91C_WDTC_WDFIEN);
+#else
+ AT91F_WDTSetMode(AT91C_BASE_WDT, (0xfff << 16) |
+ AT91C_WDTC_WDDBGHLT | AT91C_WDTC_WDIDLEHLT |
+ AT91C_WDTC_WDRSTEN);
+#endif
+}
personal git repositories of Harald Welte. Your mileage may vary