*****************************************************************************/
/*
- * Copyright (C) 2000 - 2006, R. Byron Moore
+ * Copyright (C) 2000 - 2007, R. Byron Moore
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/module.h>
#include <acpi/acpi.h>
+#include <acpi/actables.h>
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwsleep")
acpi_status
acpi_set_firmware_waking_vector(acpi_physical_address physical_address)
{
+ struct acpi_table_facs *facs;
+ acpi_status status;
+
+ ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector);
- ACPI_FUNCTION_TRACE("acpi_set_firmware_waking_vector");
+ /* Get the FACS */
+
+ status =
+ acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
+ (struct acpi_table_header **)&facs);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
/* Set the vector */
- if (acpi_gbl_common_fACS.vector_width == 32) {
- *(ACPI_CAST_PTR
- (u32, acpi_gbl_common_fACS.firmware_waking_vector))
- = (u32) physical_address;
+ if ((facs->length < 32) || (!(facs->xfirmware_waking_vector))) {
+ /*
+ * ACPI 1.0 FACS or short table or optional X_ field is zero
+ */
+ facs->firmware_waking_vector = (u32) physical_address;
} else {
- *acpi_gbl_common_fACS.firmware_waking_vector = physical_address;
+ /*
+ * ACPI 2.0 FACS with valid X_ field
+ */
+ facs->xfirmware_waking_vector = physical_address;
}
return_ACPI_STATUS(AE_OK);
}
+ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector)
+
/*******************************************************************************
*
* FUNCTION: acpi_get_firmware_waking_vector
* DESCRIPTION: Access function for the firmware_waking_vector field in FACS
*
******************************************************************************/
-
#ifdef ACPI_FUTURE_USAGE
acpi_status
acpi_get_firmware_waking_vector(acpi_physical_address * physical_address)
{
+ struct acpi_table_facs *facs;
+ acpi_status status;
- ACPI_FUNCTION_TRACE("acpi_get_firmware_waking_vector");
+ ACPI_FUNCTION_TRACE(acpi_get_firmware_waking_vector);
if (!physical_address) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
+ /* Get the FACS */
+
+ status =
+ acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
+ (struct acpi_table_header **)&facs);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
/* Get the vector */
- if (acpi_gbl_common_fACS.vector_width == 32) {
- *physical_address = (acpi_physical_address)
- *
- (ACPI_CAST_PTR
- (u32, acpi_gbl_common_fACS.firmware_waking_vector));
+ if ((facs->length < 32) || (!(facs->xfirmware_waking_vector))) {
+ /*
+ * ACPI 1.0 FACS or short table or optional X_ field is zero
+ */
+ *physical_address =
+ (acpi_physical_address) facs->firmware_waking_vector;
} else {
+ /*
+ * ACPI 2.0 FACS with valid X_ field
+ */
*physical_address =
- *acpi_gbl_common_fACS.firmware_waking_vector;
+ (acpi_physical_address) facs->xfirmware_waking_vector;
}
return_ACPI_STATUS(AE_OK);
}
+
+ACPI_EXPORT_SYMBOL(acpi_get_firmware_waking_vector)
#endif
/*******************************************************************************
* various OS-specific tasks between the two steps.
*
******************************************************************************/
-
acpi_status acpi_enter_sleep_state_prep(u8 sleep_state)
{
acpi_status status;
struct acpi_object_list arg_list;
union acpi_object arg;
- ACPI_FUNCTION_TRACE("acpi_enter_sleep_state_prep");
+ ACPI_FUNCTION_TRACE(acpi_enter_sleep_state_prep);
/*
* _PSW methods could be run here to enable wake-on keyboard, LAN, etc.
return_ACPI_STATUS(AE_OK);
}
+ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_prep)
+
/*******************************************************************************
*
* FUNCTION: acpi_enter_sleep_state
* THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
*
******************************************************************************/
-
acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
{
u32 PM1Acontrol;
u32 in_value;
acpi_status status;
- ACPI_FUNCTION_TRACE("acpi_enter_sleep_state");
+ ACPI_FUNCTION_TRACE(acpi_enter_sleep_state);
if ((acpi_gbl_sleep_type_a > ACPI_SLEEP_TYPE_MAX) ||
(acpi_gbl_sleep_type_b > ACPI_SLEEP_TYPE_MAX)) {
/* Clear wake status */
- status =
- acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Clear all fixed and general purpose status bits */
- status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_hw_clear_acpi_status();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Wait until we enter sleep state */
do {
- status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value,
- ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
return_ACPI_STATUS(AE_OK);
}
-EXPORT_SYMBOL(acpi_enter_sleep_state);
+ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state)
/*******************************************************************************
*
* THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
*
******************************************************************************/
-
acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
{
u32 in_value;
acpi_status status;
- ACPI_FUNCTION_TRACE("acpi_enter_sleep_state_s4bios");
+ ACPI_FUNCTION_TRACE(acpi_enter_sleep_state_s4bios);
- status =
- acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
- status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_hw_clear_acpi_status();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
ACPI_FLUSH_CPU_CACHE();
- status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd,
- (u32) acpi_gbl_FADT->S4bios_req, 8);
+ status = acpi_os_write_port(acpi_gbl_FADT.smi_command,
+ (u32) acpi_gbl_FADT.S4bios_request, 8);
do {
acpi_os_stall(1000);
- status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value,
- ACPI_MTX_DO_NOT_LOCK);
+ status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
return_ACPI_STATUS(AE_OK);
}
-EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios);
+ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios)
/*******************************************************************************
*
* Called with interrupts ENABLED.
*
******************************************************************************/
-
acpi_status acpi_leave_sleep_state(u8 sleep_state)
{
struct acpi_object_list arg_list;
u32 PM1Acontrol;
u32 PM1Bcontrol;
- ACPI_FUNCTION_TRACE("acpi_leave_sleep_state");
+ ACPI_FUNCTION_TRACE(acpi_leave_sleep_state);
/*
* Set SLP_TYPE and SLP_EN to state S0.
ACPI_REGISTER_PM1_CONTROL,
&PM1Acontrol);
if (ACPI_SUCCESS(status)) {
+
/* Clear SLP_EN and SLP_TYP fields */
PM1Acontrol &= ~(sleep_type_reg_info->access_bit_mask |
(void)
acpi_set_register(acpi_gbl_fixed_event_info
- [ACPI_EVENT_POWER_BUTTON].enable_register_id, 1,
- ACPI_MTX_DO_NOT_LOCK);
+ [ACPI_EVENT_POWER_BUTTON].enable_register_id, 1);
(void)
acpi_set_register(acpi_gbl_fixed_event_info
- [ACPI_EVENT_POWER_BUTTON].status_register_id, 1,
- ACPI_MTX_DO_NOT_LOCK);
+ [ACPI_EVENT_POWER_BUTTON].status_register_id, 1);
arg.integer.value = ACPI_SST_WORKING;
status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL);
return_ACPI_STATUS(status);
}
+
+ACPI_EXPORT_SYMBOL(acpi_leave_sleep_state)