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authorLen Brown <len.brown@intel.com>2009-01-09 00:13:17 -0500
committerLen Brown <len.brown@intel.com>2009-01-09 03:30:47 -0500
commit95b482a8d31116f3f5c2a5089569393234d06385 (patch)
treef32aec8673a285a9d188948be97af3034ee06e93 /drivers/acpi/events/evrgnini.c
parent6620e0c49f577454b772fb381543d60ae53eb885 (diff)
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ACPICA: create acpica/ directory
also, delete sleep/ and delete ACPI_CFLAGS from Makefile Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/events/evrgnini.c')
-rw-r--r--drivers/acpi/events/evrgnini.c684
1 files changed, 0 insertions, 684 deletions
diff --git a/drivers/acpi/events/evrgnini.c b/drivers/acpi/events/evrgnini.c
deleted file mode 100644
index 1b7f9fdb..0000000
--- a/drivers/acpi/events/evrgnini.c
+++ /dev/null
@@ -1,684 +0,0 @@
-/******************************************************************************
- *
- * Module Name: evrgnini- ACPI address_space (op_region) init
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2008, Intel Corp.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions, and the following disclaimer,
- * without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- * substantially similar to the "NO WARRANTY" disclaimer below
- * ("Disclaimer") and any redistribution must be conditioned upon
- * including a substantially similar Disclaimer requirement for further
- * binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- * of any contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- */
-
-#include <acpi/acpi.h>
-#include <acpi/accommon.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
-
-#define _COMPONENT ACPI_EVENTS
-ACPI_MODULE_NAME("evrgnini")
-
-/* Local prototypes */
-static u8 acpi_ev_match_pci_root_bridge(char *id);
-
-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_system_memory_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Setup a system_memory operation region
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_system_memory_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- union acpi_operand_object *region_desc =
- (union acpi_operand_object *)handle;
- struct acpi_mem_space_context *local_region_context;
-
- ACPI_FUNCTION_TRACE(ev_system_memory_region_setup);
-
- if (function == ACPI_REGION_DEACTIVATE) {
- if (*region_context) {
- local_region_context =
- (struct acpi_mem_space_context *)*region_context;
-
- /* Delete a cached mapping if present */
-
- if (local_region_context->mapped_length) {
- acpi_os_unmap_memory(local_region_context->
- mapped_logical_address,
- local_region_context->
- mapped_length);
- }
- ACPI_FREE(local_region_context);
- *region_context = NULL;
- }
- return_ACPI_STATUS(AE_OK);
- }
-
- /* Create a new context */
-
- local_region_context =
- ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_mem_space_context));
- if (!(local_region_context)) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
-
- /* Save the region length and address for use in the handler */
-
- local_region_context->length = region_desc->region.length;
- local_region_context->address = region_desc->region.address;
-
- *region_context = local_region_context;
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_io_space_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Setup a IO operation region
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_io_space_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- ACPI_FUNCTION_TRACE(ev_io_space_region_setup);
-
- if (function == ACPI_REGION_DEACTIVATE) {
- *region_context = NULL;
- } else {
- *region_context = handler_context;
- }
-
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_pci_config_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Setup a PCI_Config operation region
- *
- * MUTEX: Assumes namespace is not locked
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_pci_config_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- acpi_status status = AE_OK;
- acpi_integer pci_value;
- struct acpi_pci_id *pci_id = *region_context;
- union acpi_operand_object *handler_obj;
- struct acpi_namespace_node *parent_node;
- struct acpi_namespace_node *pci_root_node;
- struct acpi_namespace_node *pci_device_node;
- union acpi_operand_object *region_obj =
- (union acpi_operand_object *)handle;
-
- ACPI_FUNCTION_TRACE(ev_pci_config_region_setup);
-
- handler_obj = region_obj->region.handler;
- if (!handler_obj) {
- /*
- * No installed handler. This shouldn't happen because the dispatch
- * routine checks before we get here, but we check again just in case.
- */
- ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
- "Attempting to init a region %p, with no handler\n",
- region_obj));
- return_ACPI_STATUS(AE_NOT_EXIST);
- }
-
- *region_context = NULL;
- if (function == ACPI_REGION_DEACTIVATE) {
- if (pci_id) {
- ACPI_FREE(pci_id);
- }
- return_ACPI_STATUS(status);
- }
-
- parent_node = acpi_ns_get_parent_node(region_obj->region.node);
-
- /*
- * Get the _SEG and _BBN values from the device upon which the handler
- * is installed.
- *
- * We need to get the _SEG and _BBN objects relative to the PCI BUS device.
- * This is the device the handler has been registered to handle.
- */
-
- /*
- * If the address_space.Node is still pointing to the root, we need
- * to scan upward for a PCI Root bridge and re-associate the op_region
- * handlers with that device.
- */
- if (handler_obj->address_space.node == acpi_gbl_root_node) {
-
- /* Start search from the parent object */
-
- pci_root_node = parent_node;
- while (pci_root_node != acpi_gbl_root_node) {
-
- /* Get the _HID/_CID in order to detect a root_bridge */
-
- if (acpi_ev_is_pci_root_bridge(pci_root_node)) {
-
- /* Install a handler for this PCI root bridge */
-
- status =
- acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL);
- if (ACPI_FAILURE(status)) {
- if (status == AE_SAME_HANDLER) {
- /*
- * It is OK if the handler is already installed on the
- * root bridge. Still need to return a context object
- * for the new PCI_Config operation region, however.
- */
- status = AE_OK;
- } else {
- ACPI_EXCEPTION((AE_INFO, status,
- "Could not install PciConfig handler for Root Bridge %4.4s",
- acpi_ut_get_node_name
- (pci_root_node)));
- }
- }
- break;
- }
-
- pci_root_node = acpi_ns_get_parent_node(pci_root_node);
- }
-
- /* PCI root bridge not found, use namespace root node */
- } else {
- pci_root_node = handler_obj->address_space.node;
- }
-
- /*
- * If this region is now initialized, we are done.
- * (install_address_space_handler could have initialized it)
- */
- if (region_obj->region.flags & AOPOBJ_SETUP_COMPLETE) {
- return_ACPI_STATUS(AE_OK);
- }
-
- /* Region is still not initialized. Create a new context */
-
- pci_id = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_pci_id));
- if (!pci_id) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
-
- /*
- * For PCI_Config space access, we need the segment, bus, device and
- * function numbers. Acquire them here.
- *
- * Find the parent device object. (This allows the operation region to be
- * within a subscope under the device, such as a control method.)
- */
- pci_device_node = region_obj->region.node;
- while (pci_device_node && (pci_device_node->type != ACPI_TYPE_DEVICE)) {
- pci_device_node = acpi_ns_get_parent_node(pci_device_node);
- }
-
- if (!pci_device_node) {
- ACPI_FREE(pci_id);
- return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
- }
-
- /*
- * Get the PCI device and function numbers from the _ADR object contained
- * in the parent's scope.
- */
- status =
- acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, pci_device_node,
- &pci_value);
-
- /*
- * The default is zero, and since the allocation above zeroed the data,
- * just do nothing on failure.
- */
- if (ACPI_SUCCESS(status)) {
- pci_id->device = ACPI_HIWORD(ACPI_LODWORD(pci_value));
- pci_id->function = ACPI_LOWORD(ACPI_LODWORD(pci_value));
- }
-
- /* The PCI segment number comes from the _SEG method */
-
- status =
- acpi_ut_evaluate_numeric_object(METHOD_NAME__SEG, pci_root_node,
- &pci_value);
- if (ACPI_SUCCESS(status)) {
- pci_id->segment = ACPI_LOWORD(pci_value);
- }
-
- /* The PCI bus number comes from the _BBN method */
-
- status =
- acpi_ut_evaluate_numeric_object(METHOD_NAME__BBN, pci_root_node,
- &pci_value);
- if (ACPI_SUCCESS(status)) {
- pci_id->bus = ACPI_LOWORD(pci_value);
- }
-
- /* Complete this device's pci_id */
-
- acpi_os_derive_pci_id(pci_root_node, region_obj->region.node, &pci_id);
-
- *region_context = pci_id;
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_match_pci_root_bridge
- *
- * PARAMETERS: Id - The HID/CID in string format
- *
- * RETURN: TRUE if the Id is a match for a PCI/PCI-Express Root Bridge
- *
- * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID.
- *
- ******************************************************************************/
-
-static u8 acpi_ev_match_pci_root_bridge(char *id)
-{
-
- /*
- * Check if this is a PCI root.
- * ACPI 3.0+: check for a PCI Express root also.
- */
- if (!(ACPI_STRNCMP(id,
- PCI_ROOT_HID_STRING,
- sizeof(PCI_ROOT_HID_STRING))) ||
- !(ACPI_STRNCMP(id,
- PCI_EXPRESS_ROOT_HID_STRING,
- sizeof(PCI_EXPRESS_ROOT_HID_STRING)))) {
- return (TRUE);
- }
-
- return (FALSE);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_is_pci_root_bridge
- *
- * PARAMETERS: Node - Device node being examined
- *
- * RETURN: TRUE if device is a PCI/PCI-Express Root Bridge
- *
- * DESCRIPTION: Determine if the input device represents a PCI Root Bridge by
- * examining the _HID and _CID for the device.
- *
- ******************************************************************************/
-
-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
-{
- acpi_status status;
- struct acpica_device_id hid;
- struct acpi_compatible_id_list *cid;
- u32 i;
-
- /* Get the _HID and check for a PCI Root Bridge */
-
- status = acpi_ut_execute_HID(node, &hid);
- if (ACPI_FAILURE(status)) {
- return (FALSE);
- }
-
- if (acpi_ev_match_pci_root_bridge(hid.value)) {
- return (TRUE);
- }
-
- /* The _HID did not match. Get the _CID and check for a PCI Root Bridge */
-
- status = acpi_ut_execute_CID(node, &cid);
- if (ACPI_FAILURE(status)) {
- return (FALSE);
- }
-
- /* Check all _CIDs in the returned list */
-
- for (i = 0; i < cid->count; i++) {
- if (acpi_ev_match_pci_root_bridge(cid->id[i].value)) {
- ACPI_FREE(cid);
- return (TRUE);
- }
- }
-
- ACPI_FREE(cid);
- return (FALSE);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_pci_bar_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Setup a pci_bAR operation region
- *
- * MUTEX: Assumes namespace is not locked
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_pci_bar_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- ACPI_FUNCTION_TRACE(ev_pci_bar_region_setup);
-
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_cmos_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Setup a CMOS operation region
- *
- * MUTEX: Assumes namespace is not locked
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_cmos_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- ACPI_FUNCTION_TRACE(ev_cmos_region_setup);
-
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_default_region_setup
- *
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
- * handler_context - Address space handler context
- * region_context - Region specific context
- *
- * RETURN: Status
- *
- * DESCRIPTION: Default region initialization
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_default_region_setup(acpi_handle handle,
- u32 function,
- void *handler_context, void **region_context)
-{
- ACPI_FUNCTION_TRACE(ev_default_region_setup);
-
- if (function == ACPI_REGION_DEACTIVATE) {
- *region_context = NULL;
- } else {
- *region_context = handler_context;
- }
-
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ev_initialize_region
- *
- * PARAMETERS: region_obj - Region we are initializing
- * acpi_ns_locked - Is namespace locked?
- *
- * RETURN: Status
- *
- * DESCRIPTION: Initializes the region, finds any _REG methods and saves them
- * for execution at a later time
- *
- * Get the appropriate address space handler for a newly
- * created region.
- *
- * This also performs address space specific initialization. For
- * example, PCI regions must have an _ADR object that contains
- * a PCI address in the scope of the definition. This address is
- * required to perform an access to PCI config space.
- *
- * MUTEX: Interpreter should be unlocked, because we may run the _REG
- * method for this region.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ev_initialize_region(union acpi_operand_object *region_obj,
- u8 acpi_ns_locked)
-{
- union acpi_operand_object *handler_obj;
- union acpi_operand_object *obj_desc;
- acpi_adr_space_type space_id;
- struct acpi_namespace_node *node;
- acpi_status status;
- struct acpi_namespace_node *method_node;
- acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG;
- union acpi_operand_object *region_obj2;
-
- ACPI_FUNCTION_TRACE_U32(ev_initialize_region, acpi_ns_locked);
-
- if (!region_obj) {
- return_ACPI_STATUS(AE_BAD_PARAMETER);
- }
-
- if (region_obj->common.flags & AOPOBJ_OBJECT_INITIALIZED) {
- return_ACPI_STATUS(AE_OK);
- }
-
- region_obj2 = acpi_ns_get_secondary_object(region_obj);
- if (!region_obj2) {
- return_ACPI_STATUS(AE_NOT_EXIST);
- }
-
- node = acpi_ns_get_parent_node(region_obj->region.node);
- space_id = region_obj->region.space_id;
-
- /* Setup defaults */
-
- region_obj->region.handler = NULL;
- region_obj2->extra.method_REG = NULL;
- region_obj->common.flags &= ~(AOPOBJ_SETUP_COMPLETE);
- region_obj->common.flags |= AOPOBJ_OBJECT_INITIALIZED;
-
- /* Find any "_REG" method associated with this region definition */
-
- status =
- acpi_ns_search_one_scope(*reg_name_ptr, node, ACPI_TYPE_METHOD,
- &method_node);
- if (ACPI_SUCCESS(status)) {
- /*
- * The _REG method is optional and there can be only one per region
- * definition. This will be executed when the handler is attached
- * or removed
- */
- region_obj2->extra.method_REG = method_node;
- }
-
- /*
- * The following loop depends upon the root Node having no parent
- * ie: acpi_gbl_root_node->parent_entry being set to NULL
- */
- while (node) {
-
- /* Check to see if a handler exists */
-
- handler_obj = NULL;
- obj_desc = acpi_ns_get_attached_object(node);
- if (obj_desc) {
-
- /* Can only be a handler if the object exists */
-
- switch (node->type) {
- case ACPI_TYPE_DEVICE:
-
- handler_obj = obj_desc->device.handler;
- break;
-
- case ACPI_TYPE_PROCESSOR:
-
- handler_obj = obj_desc->processor.handler;
- break;
-
- case ACPI_TYPE_THERMAL:
-
- handler_obj = obj_desc->thermal_zone.handler;
- break;
-
- default:
- /* Ignore other objects */
- break;
- }
-
- while (handler_obj) {
-
- /* Is this handler of the correct type? */
-
- if (handler_obj->address_space.space_id ==
- space_id) {
-
- /* Found correct handler */
-
- ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
- "Found handler %p for region %p in obj %p\n",
- handler_obj,
- region_obj,
- obj_desc));
-
- status =
- acpi_ev_attach_region(handler_obj,
- region_obj,
- acpi_ns_locked);
-
- /*
- * Tell all users that this region is usable by running the _REG
- * method
- */
- if (acpi_ns_locked) {
- status =
- acpi_ut_release_mutex
- (ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS
- (status);
- }
- }
-
- status =
- acpi_ev_execute_reg_method
- (region_obj, 1);
-
- if (acpi_ns_locked) {
- status =
- acpi_ut_acquire_mutex
- (ACPI_MTX_NAMESPACE);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS
- (status);
- }
- }
-
- return_ACPI_STATUS(AE_OK);
- }
-
- /* Try next handler in the list */
-
- handler_obj = handler_obj->address_space.next;
- }
- }
-
- /* This node does not have the handler we need; Pop up one level */
-
- node = acpi_ns_get_parent_node(node);
- }
-
- /* If we get here, there is no handler for this region */
-
- ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
- "No handler for RegionType %s(%X) (RegionObj %p)\n",
- acpi_ut_get_region_name(space_id), space_id,
- region_obj));
-
- return_ACPI_STATUS(AE_NOT_EXIST);
-}