[src/trunk]: src/sys/arch/arm/samsung exynos mct -- snapshot

[marty <marty%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/453c66bd1893
branches:  trunk
changeset: 342733:453c66bd1893
user:      marty <marty%NetBSD.org@localhost>
date:      Thu Jan 07 04:45:10 2016 +0000

description:
exynos mct -- snapshot

This code is still a mess, but at least it uses an interrupt-map so I can
use it to test whether interrupt-map handling in fdt_intr_ is working
properly.

Need to get some real documentation and redo this so it works. :(

diffstat:

 sys/arch/arm/samsung/mct.c |  18 +++++-------------
 1 files changed, 5 insertions(+), 13 deletions(-)

diffs (68 lines):

diff -r 35b8b751e1c8 -r 453c66bd1893 sys/arch/arm/samsung/mct.c
--- a/sys/arch/arm/samsung/mct.c        Thu Jan 07 04:41:46 2016 +0000
+++ b/sys/arch/arm/samsung/mct.c        Thu Jan 07 04:45:10 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mct.c,v 1.9 2016/01/05 21:53:48 marty Exp $    */
+/*     $NetBSD: mct.c,v 1.10 2016/01/07 04:45:10 marty Exp $   */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
 
 #include <sys/cdefs.h>
 
-__KERNEL_RCSID(1, "$NetBSD: mct.c,v 1.9 2016/01/05 21:53:48 marty Exp $");
+__KERNEL_RCSID(1, "$NetBSD: mct.c,v 1.10 2016/01/07 04:45:10 marty Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -54,9 +54,8 @@
 
 static int  mct_match(device_t, cfdata_t, void *);
 static void mct_attach(device_t, device_t, void *);
-static int mct_intr(void *arg);
 
-//static int clockhandler(void *);
+static int clockhandler(void *);
 
 CFATTACH_DECL_NEW(exyo_mct, 0, mct_match, mct_attach, NULL, NULL);
 
@@ -74,7 +73,6 @@
 };
 #endif
 
-
 static inline uint32_t
 mct_read_global(struct mct_softc *sc, bus_size_t o)
 {
@@ -174,12 +172,8 @@
                device_xname(self), "missing interrupts");
 
        for (int i = 0; i < 12; i++)
-               fdtbus_intr_establish(faa->faa_phandle, i, 0, 0, mct_intr, 0);
-}
-
-static int mct_intr(void *arg)
-{
-       return 0;
+               fdtbus_intr_establish(faa->faa_phandle, i, 0, 0,
+                                     clockhandler, 0);
 }
 
 static inline uint64_t
@@ -194,7 +188,6 @@
 }
 
 
-#if 0
 /* interrupt handler */
 static int
 clockhandler(void *arg)
@@ -221,7 +214,6 @@
        /* handled */
        return 1;
 }
-#endif
 
 void
 mct_init_cpu_clock(struct cpu_info *ci)