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[src/trunk]: src/sys/dev/acpi Ignore SCI and don't try to setup ACPI fixed ha...



details:   https://anonhg.NetBSD.org/src/rev/39d3c611bf54
branches:  trunk
changeset: 445185:39d3c611bf54
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Tue Oct 16 22:29:43 2018 +0000

description:
Ignore SCI and don't try to setup ACPI fixed hardware interfaces in HW-reduced mode

diffstat:

 sys/dev/acpi/acpi.c |  25 ++++++++++++++-----------
 1 files changed, 14 insertions(+), 11 deletions(-)

diffs (56 lines):

diff -r 4b617b1d8b75 -r 39d3c611bf54 sys/dev/acpi/acpi.c
--- a/sys/dev/acpi/acpi.c       Tue Oct 16 21:44:37 2018 +0000
+++ b/sys/dev/acpi/acpi.c       Tue Oct 16 22:29:43 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: acpi.c,v 1.276 2018/10/16 10:25:33 jmcneill Exp $      */
+/*     $NetBSD: acpi.c,v 1.277 2018/10/16 22:29:43 jmcneill Exp $      */
 
 /*-
  * Copyright (c) 2003, 2007 The NetBSD Foundation, Inc.
@@ -100,7 +100,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: acpi.c,v 1.276 2018/10/16 10:25:33 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: acpi.c,v 1.277 2018/10/16 22:29:43 jmcneill Exp $");
 
 #include "pci.h"
 #include "opt_acpi.h"
@@ -524,16 +524,17 @@
 
        acpi_active = 1;
 
-       /* Show SCI interrupt. */
-       if (AcpiGbl_FADT.SciInterrupt != 0)
+       if (!AcpiGbl_ReducedHardware) {
+               /* Show SCI interrupt. */
                aprint_verbose_dev(self, "SCI interrupting at int %u\n",
                    AcpiGbl_FADT.SciInterrupt);
 
-       /*
-        * Install fixed-event handlers.
-        */
-       acpi_register_fixed_button(sc, ACPI_EVENT_POWER_BUTTON);
-       acpi_register_fixed_button(sc, ACPI_EVENT_SLEEP_BUTTON);
+               /*
+                * Install fixed-event handlers.
+                */
+               acpi_register_fixed_button(sc, ACPI_EVENT_POWER_BUTTON);
+               acpi_register_fixed_button(sc, ACPI_EVENT_SLEEP_BUTTON);
+       }
 
        acpitimer_init(sc);
        acpi_config_tree(sc);
@@ -583,8 +584,10 @@
        if ((rc = acpitimer_detach()) != 0)
                return rc;
 
-       acpi_deregister_fixed_button(sc, ACPI_EVENT_POWER_BUTTON);
-       acpi_deregister_fixed_button(sc, ACPI_EVENT_SLEEP_BUTTON);
+       if (!AcpiGbl_ReducedHardware) {
+               acpi_deregister_fixed_button(sc, ACPI_EVENT_POWER_BUTTON);
+               acpi_deregister_fixed_button(sc, ACPI_EVENT_SLEEP_BUTTON);
+       }
 
        pmf_device_deregister(self);
 



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