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path: root/drivers/acpi/acpica/evevent.c
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Diffstat (limited to 'drivers/acpi/acpica/evevent.c')
-rw-r--r--drivers/acpi/acpica/evevent.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/evevent.c b/drivers/acpi/acpica/evevent.c
index d458b041e651..6729ebe2f1e6 100644
--- a/drivers/acpi/acpica/evevent.c
+++ b/drivers/acpi/acpica/evevent.c
@@ -5,7 +5,7 @@
*****************************************************************************/
/*
- * Copyright (C) 2000 - 2011, Intel Corp.
+ * Copyright (C) 2000 - 2012, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -71,6 +71,12 @@ acpi_status acpi_ev_initialize_events(void)
ACPI_FUNCTION_TRACE(ev_initialize_events);
+ /* If Hardware Reduced flag is set, there are no fixed events */
+
+ if (acpi_gbl_reduced_hardware) {
+ return_ACPI_STATUS(AE_OK);
+ }
+
/*
* Initialize the Fixed and General Purpose Events. This is done prior to
* enabling SCIs to prevent interrupts from occurring before the handlers
@@ -111,6 +117,12 @@ acpi_status acpi_ev_install_xrupt_handlers(void)
ACPI_FUNCTION_TRACE(ev_install_xrupt_handlers);
+ /* If Hardware Reduced flag is set, there is no ACPI h/w */
+
+ if (acpi_gbl_reduced_hardware) {
+ return_ACPI_STATUS(AE_OK);
+ }
+
/* Install the SCI handler */
status = acpi_ev_install_sci_handler();