===================================================================
RCS file: /cvs/funnyos/arch/testarm/dev/tartc.c,v
retrieving revision 1.2
retrieving revision 1.4
diff -u -r1.2 -r1.4
--- funnyos/arch/testarm/dev/tartc.c	2007/10/29 15:10:34	1.2
+++ funnyos/arch/testarm/dev/tartc.c	2007/11/04 22:55:58	1.4
@@ -1,5 +1,5 @@
 /*
- * $Id: tartc.c,v 1.2 2007/10/29 15:10:34 init Exp $
+ * $Id: tartc.c,v 1.4 2007/11/04 22:55:58 init Exp $
  */
 #include <sys/types.h>
 #include <sys/device.h>
@@ -13,12 +13,14 @@
  * testarm Real Time Clock driver.
  */
 int 	tartc_attach(struct device *, uint32_t loc, uint8_t flags);
+void 	tartc_interrupt(struct device *);
 
 
 struct driver tartc_dr = {
 	sizeof(struct tartc_dd),
 	tartc_attach,
-	NULL
+	NULL,
+	tartc_interrupt
 };
 
 
@@ -45,7 +47,30 @@
 
 	printf("testarm Real Time Clock (%d seconds past Epoch)\n", seconds);
 
+	/* XXX set timer */
+	bus_write_1(ddp->td_bushandlep, ddp->td_ioaddr + TARTC_OFF_TMRINTRFREQ, 1);
+
 	return(0);
 
+}
+
+
+void
+tartc_interrupt(struct device *self)
+{
+	/* TODO */
+	struct tartc_dd *ddp = self->dv_devdata;
+
+	/* acknowledge one timer intr */
+	bus_write_1(ddp->td_bushandlep, ddp->td_ioaddr + TARTC_OFF_TMRINTRACK, 0xff);
+
+	/*
+	 * Update seconds and print it.
+	 */
+	bus_write_1(ddp->td_bushandlep, ddp->td_ioaddr + TARTC_OFF_CLOCKUPDATE, 0xff);
+	printf("tartc intr: %d seconds past Epoch\n",
+		bus_read_4(ddp->td_bushandlep, ddp->td_ioaddr + TARTC_OFF_READSECONDS));
+
+	printf("tartc intr\n");
 }