[src/trunk]: src/sys/arch/arm/sa11x0 Always clear SA11x0 GPIO in interrupt ha...

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

details:   https://anonhg.NetBSD.org/src/rev/1e5bffa1192e
branches:  trunk
changeset: 535251:1e5bffa1192e
user:      rjs <rjs%NetBSD.org@localhost>
date:      Mon Aug 12 22:26:41 2002 +0000

description:
Always clear SA11x0 GPIO in interrupt handler.

diffstat:

 sys/arch/arm/sa11x0/sa1111.c |  12 +++++-------
 1 files changed, 5 insertions(+), 7 deletions(-)

diffs (35 lines):

diff -r 20614f145f5d -r 1e5bffa1192e sys/arch/arm/sa11x0/sa1111.c
--- a/sys/arch/arm/sa11x0/sa1111.c      Mon Aug 12 21:52:37 2002 +0000
+++ b/sys/arch/arm/sa11x0/sa1111.c      Mon Aug 12 22:26:41 2002 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: sa1111.c,v 1.4 2002/07/19 19:07:33 ichiro Exp $       */
+/*      $NetBSD: sa1111.c,v 1.5 2002/08/12 22:26:41 rjs Exp $  */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -217,11 +217,12 @@
            bus_space_read_4(sc->sc_iot, sc->sc_ioh, SACCIC_INTSTATCLR1);
        DPRINTF(("sacc_intr_dispatch: %x %x\n", intstat.lo, intstat.hi));
 
+       /* clear SA1110's GPIO intr status */
+       bus_space_write_4(sc->sc_piot, sc->sc_gpioh,
+                         SAGPIO_EDR, sc->sc_gpiomask);
+
        for(i = 0, mask = 1; i < 32; i++, mask <<= 1)
                if (intstat.lo & mask) {
-                       /* clear SA1110's GPIO intr status */
-                       bus_space_write_4(sc->sc_piot, sc->sc_gpioh,
-                                         SAGPIO_EDR, sc->sc_gpiomask);
                        /*
                         * Clear intr status before calling intr handlers.
                         * This cause stray interrupts, but clearing
@@ -237,9 +238,6 @@
                }
        for(i = 0, mask = 1; i < SACCIC_LEN - 32; i++, mask <<= 1)
                if (intstat.hi & mask) {
-                       /* clear SA1110's GPIO intr status */
-                       bus_space_write_4(sc->sc_piot, sc->sc_gpioh,
-                                         SAGPIO_EDR, sc->sc_gpiomask);
                        bus_space_write_4(sc->sc_iot, sc->sc_ioh,
                                          SACCIC_INTSTATCLR1, 1 << i);
 #ifdef hpcarm