diff options
Diffstat (limited to 'sys/contrib/dev/acpica/evsci.c')
| -rw-r--r-- | sys/contrib/dev/acpica/evsci.c | 24 |
1 files changed, 4 insertions, 20 deletions
diff --git a/sys/contrib/dev/acpica/evsci.c b/sys/contrib/dev/acpica/evsci.c index 573ca07..d393387 100644 --- a/sys/contrib/dev/acpica/evsci.c +++ b/sys/contrib/dev/acpica/evsci.c @@ -2,7 +2,7 @@ * * Module Name: evsci - System Control Interrupt configuration and * legacy to ACPI mode state transition functions - * $Revision: 86 $ + * $Revision: 88 $ * ******************************************************************************/ @@ -10,7 +10,7 @@ * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp. + * Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp. * All rights reserved. * * 2. License @@ -143,40 +143,24 @@ AcpiEvSciHandler ( void *Context) { UINT32 InterruptHandled = ACPI_INTERRUPT_NOT_HANDLED; - UINT32 Value; - ACPI_STATUS Status; ACPI_FUNCTION_TRACE("EvSciHandler"); /* - * Make sure that ACPI is enabled by checking SCI_EN. Note that we are - * required to treat the SCI interrupt as sharable, level, active low. + * We are guaranteed by the ACPI CA initialization/shutdown code that + * if this interrupt handler is installed, ACPI is enabled. */ - Status = AcpiGetRegister (ACPI_BITREG_SCI_ENABLE, &Value, ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (Status)) - { - return (ACPI_INTERRUPT_NOT_HANDLED); - } - - if (!Value) - { - /* ACPI is not enabled; this interrupt cannot be for us */ - - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); - } /* * Fixed AcpiEvents: - * ------------- * Check for and dispatch any Fixed AcpiEvents that have occurred */ InterruptHandled |= AcpiEvFixedEventDetect (); /* * GPEs: - * ----- * Check for and dispatch any GPEs that have occurred */ InterruptHandled |= AcpiEvGpeDetect (); |
