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提交 42f8fb75 编写于 作者: B Bob Moore 提交者： Rafael J. Wysocki
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ACPICA: Source restructuring: split large files into 8 new files. 

Created logical splits for eight new files. Improves modularity
and configurability.
Signed-off-by: NBob Moore <robert.moore@intel.com>
Signed-off-by: NLv Zheng <lv.zheng@intel.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
上级 4f842916
展开全部 隐藏空白更改
内联 并排
Showing with 3495 addition and 3103 deletion
drivers/acpi/acpica/Makefile
浏览文件 @ 42f8fb75
......@@ -31,6 +31,7 @@ acpi-y += \
evgpeinit.o \
evgpeutil.o \
evglock.o \
evhandler.o \
evmisc.o \
evregion.o \
evrgnini.o \
......@@ -90,6 +91,7 @@ acpi-y += \
nsobject.o \
nsparse.o \
nspredef.o \
nsprepkg.o \
nsrepair.o \
nsrepair2.o \
nssearch.o \
......@@ -104,7 +106,9 @@ acpi-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
acpi-y += \
psargs.o \
psloop.o \
psobject.o \
psopcode.o \
psopinfo.o \
psparse.o \
psscope.o \
pstree.o \
......@@ -126,7 +130,7 @@ acpi-y += \
rsutils.o \
rsxface.o
acpi-$(ACPI_FUTURE_USAGE) += rsdump.o
acpi-$(ACPI_FUTURE_USAGE) += rsdump.o rsdumpinfo.o
acpi-y += \
tbfadt.o \
......@@ -155,8 +159,10 @@ acpi-y += \
utmutex.o \
utobject.o \
utosi.o \
utownerid.o \
utresrc.o \
utstate.o \
utstring.o \
utxface.o \
utxfinit.o \
utxferror.o \
......
drivers/acpi/acpica/acdebug.h
浏览文件 @ 42f8fb75
......@@ -114,6 +114,21 @@ ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_db_generate_gpe(char *gpe_arg,
char *block_arg))
/*
* dbconvert - miscellaneous conversion routines
*/
acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value);
acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object);
acpi_status
acpi_db_convert_to_object(acpi_object_type type,
char *string, union acpi_object *object);
u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info);
void acpi_db_dump_pld_buffer(union acpi_object *obj_desc);
/*
* dbmethod - control method commands
*/
......@@ -191,6 +206,8 @@ void
acpi_db_create_execution_threads(char *num_threads_arg,
char *num_loops_arg, char *method_name_arg);
void acpi_db_delete_objects(u32 count, union acpi_object *objects);
#ifdef ACPI_DBG_TRACK_ALLOCATIONS
u32 acpi_db_get_cache_info(struct acpi_memory_list *cache);
#endif
......
drivers/acpi/acpica/acevents.h
浏览文件 @ 42f8fb75
......@@ -158,10 +158,23 @@ acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
void *context);
/*
* evregion - Address Space handling
* evhandler - Address space handling
*/
u8
acpi_ev_has_default_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id);
acpi_status acpi_ev_install_region_handlers(void);
acpi_status
acpi_ev_install_space_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup, void *context);
/*
* evregion - Operation region support
*/
acpi_status acpi_ev_initialize_op_regions(void);
acpi_status
......@@ -179,12 +192,6 @@ void
acpi_ev_detach_region(union acpi_operand_object *region_obj,
u8 acpi_ns_is_locked);
acpi_status
acpi_ev_install_space_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup, void *context);
acpi_status
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
acpi_adr_space_type space_id);
......
drivers/acpi/acpica/acnamesp.h
浏览文件 @ 42f8fb75
......@@ -218,6 +218,18 @@ acpi_ns_check_parameter_count(char *pathname,
u32 user_param_count,
const union acpi_predefined_info *info);
acpi_status
acpi_ns_check_object_type(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr,
u32 expected_btypes, u32 package_index);
/*
* nsprepkg - Validation of predefined name packages
*/
acpi_status
acpi_ns_check_package(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr);
/*
* nsnames - Name and Scope manipulation
*/
......
drivers/acpi/acpica/acparser.h
浏览文件 @ 42f8fb75
......@@ -105,7 +105,28 @@ union acpi_parse_object *acpi_ps_find_name(union acpi_parse_object *scope,
union acpi_parse_object *acpi_ps_get_parent(union acpi_parse_object *op);
/*
* psopcode - AML Opcode information
* psobject - support for parse object processing
*/
acpi_status
acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
u8 *aml_op_start,
union acpi_parse_object *unnamed_op,
union acpi_parse_object **op);
acpi_status
acpi_ps_create_op(struct acpi_walk_state *walk_state,
u8 *aml_op_start, union acpi_parse_object **new_op);
acpi_status
acpi_ps_complete_op(struct acpi_walk_state *walk_state,
union acpi_parse_object **op, acpi_status status);
acpi_status
acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
union acpi_parse_object *op, acpi_status status);
/*
* psopinfo - AML Opcode information
*/
const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode);
......
drivers/acpi/acpica/acresrc.h
浏览文件 @ 42f8fb75
......@@ -347,18 +347,21 @@ extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[];
extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[];
/*
* rsdump
* rsdumpinfo
*/
extern struct acpi_rsdump_info acpi_rs_dump_irq[];
extern struct acpi_rsdump_info acpi_rs_dump_prt[];
extern struct acpi_rsdump_info acpi_rs_dump_dma[];
extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[];
extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[];
extern struct acpi_rsdump_info acpi_rs_dump_io[];
extern struct acpi_rsdump_info acpi_rs_dump_io_flags[];
extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[];
extern struct acpi_rsdump_info acpi_rs_dump_vendor[];
extern struct acpi_rsdump_info acpi_rs_dump_end_tag[];
extern struct acpi_rsdump_info acpi_rs_dump_memory24[];
extern struct acpi_rsdump_info acpi_rs_dump_memory32[];
extern struct acpi_rsdump_info acpi_rs_dump_memory_flags[];
extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[];
extern struct acpi_rsdump_info acpi_rs_dump_address16[];
extern struct acpi_rsdump_info acpi_rs_dump_address32[];
......@@ -372,6 +375,7 @@ extern struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[];
extern struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[];
extern struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[];
extern struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[];
extern struct acpi_rsdump_info acpi_rs_dump_general_flags[];
#endif
#endif /* __ACRESRC_H__ */
drivers/acpi/acpica/acutils.h
浏览文件 @ 42f8fb75
......@@ -483,39 +483,17 @@ acpi_ut_short_divide(u64 in_dividend,
/*
* utmisc
*/
void ut_convert_backslashes(char *pathname);
const char *acpi_ut_validate_exception(acpi_status status);
u8 acpi_ut_is_pci_root_bridge(char *id);
u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
acpi_status
acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
void *target_object,
acpi_pkg_callback walk_callback, void *context);
void acpi_ut_strupr(char *src_string);
void acpi_ut_strlwr(char *src_string);
int acpi_ut_stricmp(char *string1, char *string2);
void acpi_ut_print_string(char *string, u8 max_length);
u8 acpi_ut_valid_acpi_name(u32 name);
void acpi_ut_repair_name(char *name);
u8 acpi_ut_valid_acpi_char(char character, u32 position);
acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
/* Values for Base above (16=Hex, 10=Decimal) */
#define ACPI_ANY_BASE 0
......@@ -531,6 +509,13 @@ acpi_ut_display_init_pathname(u8 type,
char *path);
#endif
/*
* utownerid - Support for Table/Method Owner IDs
*/
acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
/*
* utresrc
*/
......@@ -556,6 +541,27 @@ u8 acpi_ut_get_resource_type(void *aml);
acpi_status
acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
/*
* utstring - String and character utilities
*/
void acpi_ut_strupr(char *src_string);
void acpi_ut_strlwr(char *src_string);
int acpi_ut_stricmp(char *string1, char *string2);
acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
void acpi_ut_print_string(char *string, u8 max_length);
void ut_convert_backslashes(char *pathname);
u8 acpi_ut_valid_acpi_name(u32 name);
u8 acpi_ut_valid_acpi_char(char character, u32 position);
void acpi_ut_repair_name(char *name);
/*
* utmutex - mutex support
*/
......
drivers/acpi/acpica/evhandler.c 0 → 100644
浏览文件 @ 42f8fb75
/******************************************************************************
*
* Module Name: evhandler - Support for Address Space handlers
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2012, 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 "accommon.h"
#include "acevents.h"
#include "acnamesp.h"
#include "acinterp.h"
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evhandler")
/* Local prototypes */
static acpi_status
acpi_ev_install_handler(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
/* These are the address spaces that will get default handlers */
u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
ACPI_ADR_SPACE_SYSTEM_MEMORY,
ACPI_ADR_SPACE_SYSTEM_IO,
ACPI_ADR_SPACE_PCI_CONFIG,
ACPI_ADR_SPACE_DATA_TABLE
};
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_region_handlers
*
* PARAMETERS: None
*
* RETURN: Status
*
* DESCRIPTION: Installs the core subsystem default address space handlers.
*
******************************************************************************/
acpi_status acpi_ev_install_region_handlers(void)
{
acpi_status status;
u32 i;
ACPI_FUNCTION_TRACE(ev_install_region_handlers);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/*
* All address spaces (PCI Config, EC, SMBus) are scope dependent and
* registration must occur for a specific device.
*
* In the case of the system memory and IO address spaces there is
* currently no device associated with the address space. For these we
* use the root.
*
* We install the default PCI config space handler at the root so that
* this space is immediately available even though the we have not
* enumerated all the PCI Root Buses yet. This is to conform to the ACPI
* specification which states that the PCI config space must be always
* available -- even though we are nowhere near ready to find the PCI root
* buses at this point.
*
* NOTE: We ignore AE_ALREADY_EXISTS because this means that a handler
* has already been installed (via acpi_install_address_space_handler).
* Similar for AE_SAME_HANDLER.
*/
for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
status = acpi_ev_install_space_handler(acpi_gbl_root_node,
acpi_gbl_default_address_spaces
[i],
ACPI_DEFAULT_HANDLER,
NULL, NULL);
switch (status) {
case AE_OK:
case AE_SAME_HANDLER:
case AE_ALREADY_EXISTS:
/* These exceptions are all OK */
status = AE_OK;
break;
default:
goto unlock_and_exit;
}
}
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_has_default_handler
*
* PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
*
* RETURN: TRUE if default handler is installed, FALSE otherwise
*
* DESCRIPTION: Check if the default handler is installed for the requested
* space ID.
*
******************************************************************************/
u8
acpi_ev_has_default_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
/* Must have an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
handler_obj = obj_desc->device.handler;
/* Walk the linked list of handlers for this object */
while (handler_obj) {
if (handler_obj->address_space.space_id == space_id) {
if (handler_obj->address_space.handler_flags &
ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) {
return (TRUE);
}
}
handler_obj = handler_obj->address_space.next;
}
}
return (FALSE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_handler
*
* PARAMETERS: walk_namespace callback
*
* DESCRIPTION: This routine installs an address handler into objects that are
* of type Region or Device.
*
* If the Object is a Device, and the device has a handler of
* the same type then the search is terminated in that branch.
*
* This is because the existing handler is closer in proximity
* to any more regions than the one we are trying to install.
*
******************************************************************************/
static acpi_status
acpi_ev_install_handler(acpi_handle obj_handle,
u32 level, void *context, void **return_value)
{
union acpi_operand_object *handler_obj;
union acpi_operand_object *next_handler_obj;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_NAME(ev_install_handler);
handler_obj = (union acpi_operand_object *)context;
/* Parameter validation */
if (!handler_obj) {
return (AE_OK);
}
/* Convert and validate the device handle */
node = acpi_ns_validate_handle(obj_handle);
if (!node) {
return (AE_BAD_PARAMETER);
}
/*
* We only care about regions and objects that are allowed to have
* address space handlers
*/
if ((node->type != ACPI_TYPE_DEVICE) &&
(node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
return (AE_OK);
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
/* No object, just exit */
return (AE_OK);
}
/* Devices are handled different than regions */
if (obj_desc->common.type == ACPI_TYPE_DEVICE) {
/* Check if this Device already has a handler for this address space */
next_handler_obj = obj_desc->device.handler;
while (next_handler_obj) {
/* Found a handler, is it for the same address space? */
if (next_handler_obj->address_space.space_id ==
handler_obj->address_space.space_id) {
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Found handler for region [%s] in device %p(%p) "
"handler %p\n",
acpi_ut_get_region_name
(handler_obj->address_space.
space_id), obj_desc,
next_handler_obj,
handler_obj));
/*
* Since the object we found it on was a device, then it
* means that someone has already installed a handler for
* the branch of the namespace from this device on. Just
* bail out telling the walk routine to not traverse this
* branch. This preserves the scoping rule for handlers.
*/
return (AE_CTRL_DEPTH);
}
/* Walk the linked list of handlers attached to this device */
next_handler_obj = next_handler_obj->address_space.next;
}
/*
* As long as the device didn't have a handler for this space we
* don't care about it. We just ignore it and proceed.
*/
return (AE_OK);
}
/* Object is a Region */
if (obj_desc->region.space_id != handler_obj->address_space.space_id) {
/* This region is for a different address space, just ignore it */
return (AE_OK);
}
/*
* Now we have a region and it is for the handler's address space type.
*
* First disconnect region for any previous handler (if any)
*/
acpi_ev_detach_region(obj_desc, FALSE);
/* Connect the region to the new handler */
status = acpi_ev_attach_region(handler_obj, obj_desc, FALSE);
return (status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_space_handler
*
* PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
* handler - Address of the handler
* setup - Address of the setup function
* context - Value passed to the handler on each access
*
* RETURN: Status
*
* DESCRIPTION: Install a handler for all op_regions of a given space_id.
* Assumes namespace is locked
*
******************************************************************************/
acpi_status
acpi_ev_install_space_handler(struct acpi_namespace_node * node,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup, void *context)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
acpi_status status;
acpi_object_type type;
u8 flags = 0;
ACPI_FUNCTION_TRACE(ev_install_space_handler);
/*
* This registration is valid for only the types below and the root. This
* is where the default handlers get placed.
*/
if ((node->type != ACPI_TYPE_DEVICE) &&
(node->type != ACPI_TYPE_PROCESSOR) &&
(node->type != ACPI_TYPE_THERMAL) && (node != acpi_gbl_root_node)) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
if (handler == ACPI_DEFAULT_HANDLER) {
flags = ACPI_ADDR_HANDLER_DEFAULT_INSTALLED;
switch (space_id) {
case ACPI_ADR_SPACE_SYSTEM_MEMORY:
handler = acpi_ex_system_memory_space_handler;
setup = acpi_ev_system_memory_region_setup;
break;
case ACPI_ADR_SPACE_SYSTEM_IO:
handler = acpi_ex_system_io_space_handler;
setup = acpi_ev_io_space_region_setup;
break;
case ACPI_ADR_SPACE_PCI_CONFIG:
handler = acpi_ex_pci_config_space_handler;
setup = acpi_ev_pci_config_region_setup;
break;
case ACPI_ADR_SPACE_CMOS:
handler = acpi_ex_cmos_space_handler;
setup = acpi_ev_cmos_region_setup;
break;
case ACPI_ADR_SPACE_PCI_BAR_TARGET:
handler = acpi_ex_pci_bar_space_handler;
setup = acpi_ev_pci_bar_region_setup;
break;
case ACPI_ADR_SPACE_DATA_TABLE:
handler = acpi_ex_data_table_space_handler;
setup = NULL;
break;
default:
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
}
/* If the caller hasn't specified a setup routine, use the default */
if (!setup) {
setup = acpi_ev_default_region_setup;
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
/*
* The attached device object already exists. Make sure the handler
* is not already installed.
*/
handler_obj = obj_desc->device.handler;
/* Walk the handler list for this device */
while (handler_obj) {
/* Same space_id indicates a handler already installed */
if (handler_obj->address_space.space_id == space_id) {
if (handler_obj->address_space.handler ==
handler) {
/*
* It is (relatively) OK to attempt to install the SAME
* handler twice. This can easily happen with the
* PCI_Config space.
*/
status = AE_SAME_HANDLER;
goto unlock_and_exit;
} else {
/* A handler is already installed */
status = AE_ALREADY_EXISTS;
}
goto unlock_and_exit;
}
/* Walk the linked list of handlers */
handler_obj = handler_obj->address_space.next;
}
} else {
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Creating object on Device %p while installing handler\n",
node));
/* obj_desc does not exist, create one */
if (node->type == ACPI_TYPE_ANY) {
type = ACPI_TYPE_DEVICE;
} else {
type = node->type;
}
obj_desc = acpi_ut_create_internal_object(type);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
/* Init new descriptor */
obj_desc->common.type = (u8)type;
/* Attach the new object to the Node */
status = acpi_ns_attach_object(node, obj_desc, type);
/* Remove local reference to the object */
acpi_ut_remove_reference(obj_desc);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
}
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n",
acpi_ut_get_region_name(space_id), space_id,
acpi_ut_get_node_name(node), node, obj_desc));
/*
* Install the handler
*
* At this point there is no existing handler. Just allocate the object
* for the handler and link it into the list.
*/
handler_obj =
acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER);
if (!handler_obj) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
/* Init handler obj */
handler_obj->address_space.space_id = (u8)space_id;
handler_obj->address_space.handler_flags = flags;
handler_obj->address_space.region_list = NULL;
handler_obj->address_space.node = node;
handler_obj->address_space.handler = handler;
handler_obj->address_space.context = context;
handler_obj->address_space.setup = setup;
/* Install at head of Device.address_space list */
handler_obj->address_space.next = obj_desc->device.handler;
/*
* The Device object is the first reference on the handler_obj.
* Each region that uses the handler adds a reference.
*/
obj_desc->device.handler = handler_obj;
/*
* Walk the namespace finding all of the regions this
* handler will manage.
*
* Start at the device and search the branch toward
* the leaf nodes until either the leaf is encountered or
* a device is detected that has an address handler of the
* same type.
*
* In either case, back up and search down the remainder
* of the branch
*/
status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
ACPI_NS_WALK_UNLOCK,
acpi_ev_install_handler, NULL,
handler_obj, NULL);
unlock_and_exit:
return_ACPI_STATUS(status);
}
drivers/acpi/acpica/evregion.c
浏览文件 @ 42f8fb75
/******************************************************************************
*
* Module Name: evregion - ACPI address_space (op_region) handler dispatch
* Module Name: evregion - Operation Region support
*
*****************************************************************************/
......@@ -50,10 +50,9 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evregion")
extern u8 acpi_gbl_default_address_spaces[];
/* Local prototypes */
static u8
acpi_ev_has_default_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id);
static void acpi_ev_orphan_ec_reg_method(void);
......@@ -61,135 +60,6 @@ static acpi_status
acpi_ev_reg_run(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
static acpi_status
acpi_ev_install_handler(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
/* These are the address spaces that will get default handlers */
#define ACPI_NUM_DEFAULT_SPACES 4
static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
ACPI_ADR_SPACE_SYSTEM_MEMORY,
ACPI_ADR_SPACE_SYSTEM_IO,
ACPI_ADR_SPACE_PCI_CONFIG,
ACPI_ADR_SPACE_DATA_TABLE
};
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_region_handlers
*
* PARAMETERS: None
*
* RETURN: Status
*
* DESCRIPTION: Installs the core subsystem default address space handlers.
*
******************************************************************************/
acpi_status acpi_ev_install_region_handlers(void)
{
acpi_status status;
u32 i;
ACPI_FUNCTION_TRACE(ev_install_region_handlers);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/*
* All address spaces (PCI Config, EC, SMBus) are scope dependent and
* registration must occur for a specific device.
*
* In the case of the system memory and IO address spaces there is
* currently no device associated with the address space. For these we
* use the root.
*
* We install the default PCI config space handler at the root so that
* this space is immediately available even though the we have not
* enumerated all the PCI Root Buses yet. This is to conform to the ACPI
* specification which states that the PCI config space must be always
* available -- even though we are nowhere near ready to find the PCI root
* buses at this point.
*
* NOTE: We ignore AE_ALREADY_EXISTS because this means that a handler
* has already been installed (via acpi_install_address_space_handler).
* Similar for AE_SAME_HANDLER.
*/
for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
status = acpi_ev_install_space_handler(acpi_gbl_root_node,
acpi_gbl_default_address_spaces
[i],
ACPI_DEFAULT_HANDLER,
NULL, NULL);
switch (status) {
case AE_OK:
case AE_SAME_HANDLER:
case AE_ALREADY_EXISTS:
/* These exceptions are all OK */
status = AE_OK;
break;
default:
goto unlock_and_exit;
}
}
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_has_default_handler
*
* PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
*
* RETURN: TRUE if default handler is installed, FALSE otherwise
*
* DESCRIPTION: Check if the default handler is installed for the requested
* space ID.
*
******************************************************************************/
static u8
acpi_ev_has_default_handler(struct acpi_namespace_node *node,
acpi_adr_space_type space_id)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
/* Must have an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
handler_obj = obj_desc->device.handler;
/* Walk the linked list of handlers for this object */
while (handler_obj) {
if (handler_obj->address_space.space_id == space_id) {
if (handler_obj->address_space.handler_flags &
ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) {
return (TRUE);
}
}
handler_obj = handler_obj->address_space.next;
}
}
return (FALSE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_initialize_op_regions
......@@ -239,91 +109,6 @@ acpi_status acpi_ev_initialize_op_regions(void)
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_execute_reg_method
*
* PARAMETERS: region_obj - Region object
* function - Passed to _REG: On (1) or Off (0)
*
* RETURN: Status
*
* DESCRIPTION: Execute _REG method for a region
*
******************************************************************************/
acpi_status
acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
{
struct acpi_evaluate_info *info;
union acpi_operand_object *args[3];
union acpi_operand_object *region_obj2;
acpi_status status;
ACPI_FUNCTION_TRACE(ev_execute_reg_method);
region_obj2 = acpi_ns_get_secondary_object(region_obj);
if (!region_obj2) {
return_ACPI_STATUS(AE_NOT_EXIST);
}
if (region_obj2->extra.method_REG == NULL) {
return_ACPI_STATUS(AE_OK);
}
/* Allocate and initialize the evaluation information block */
info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
if (!info) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
info->prefix_node = region_obj2->extra.method_REG;
info->pathname = NULL;
info->parameters = args;
info->flags = ACPI_IGNORE_RETURN_VALUE;
/*
* The _REG method has two arguments:
*
* arg0 - Integer:
* Operation region space ID Same value as region_obj->Region.space_id
*
* arg1 - Integer:
* connection status 1 for connecting the handler, 0 for disconnecting
* the handler (Passed as a parameter)
*/
args[0] =
acpi_ut_create_integer_object((u64) region_obj->region.space_id);
if (!args[0]) {
status = AE_NO_MEMORY;
goto cleanup1;
}
args[1] = acpi_ut_create_integer_object((u64) function);
if (!args[1]) {
status = AE_NO_MEMORY;
goto cleanup2;
}
args[2] = NULL; /* Terminate list */
/* Execute the method, no return value */
ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
(ACPI_TYPE_METHOD, info->prefix_node, NULL));
status = acpi_ns_evaluate(info);
acpi_ut_remove_reference(args[1]);
cleanup2:
acpi_ut_remove_reference(args[0]);
cleanup1:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_address_space_dispatch
......@@ -709,351 +494,86 @@ acpi_ev_attach_region(union acpi_operand_object *handler_obj,
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_handler
*
* PARAMETERS: walk_namespace callback
*
* DESCRIPTION: This routine installs an address handler into objects that are
* of type Region or Device.
*
* If the Object is a Device, and the device has a handler of
* the same type then the search is terminated in that branch.
*
* This is because the existing handler is closer in proximity
* to any more regions than the one we are trying to install.
*
******************************************************************************/
static acpi_status
acpi_ev_install_handler(acpi_handle obj_handle,
u32 level, void *context, void **return_value)
{
union acpi_operand_object *handler_obj;
union acpi_operand_object *next_handler_obj;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_NAME(ev_install_handler);
handler_obj = (union acpi_operand_object *)context;
/* Parameter validation */
if (!handler_obj) {
return (AE_OK);
}
/* Convert and validate the device handle */
node = acpi_ns_validate_handle(obj_handle);
if (!node) {
return (AE_BAD_PARAMETER);
}
/*
* We only care about regions and objects that are allowed to have
* address space handlers
*/
if ((node->type != ACPI_TYPE_DEVICE) &&
(node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
return (AE_OK);
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
/* No object, just exit */
return (AE_OK);
}
/* Devices are handled different than regions */
if (obj_desc->common.type == ACPI_TYPE_DEVICE) {
/* Check if this Device already has a handler for this address space */
next_handler_obj = obj_desc->device.handler;
while (next_handler_obj) {
/* Found a handler, is it for the same address space? */
if (next_handler_obj->address_space.space_id ==
handler_obj->address_space.space_id) {
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Found handler for region [%s] in device %p(%p) "
"handler %p\n",
acpi_ut_get_region_name
(handler_obj->address_space.
space_id), obj_desc,
next_handler_obj,
handler_obj));
/*
* Since the object we found it on was a device, then it
* means that someone has already installed a handler for
* the branch of the namespace from this device on. Just
* bail out telling the walk routine to not traverse this
* branch. This preserves the scoping rule for handlers.
*/
return (AE_CTRL_DEPTH);
}
/* Walk the linked list of handlers attached to this device */
next_handler_obj = next_handler_obj->address_space.next;
}
/*
* As long as the device didn't have a handler for this space we
* don't care about it. We just ignore it and proceed.
*/
return (AE_OK);
}
/* Object is a Region */
if (obj_desc->region.space_id != handler_obj->address_space.space_id) {
/* This region is for a different address space, just ignore it */
return (AE_OK);
}
/*
* Now we have a region and it is for the handler's address space type.
*
* First disconnect region for any previous handler (if any)
*/
acpi_ev_detach_region(obj_desc, FALSE);
/* Connect the region to the new handler */
status = acpi_ev_attach_region(handler_obj, obj_desc, FALSE);
return (status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_space_handler
* FUNCTION: acpi_ev_execute_reg_method
*
* PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
* handler - Address of the handler
* setup - Address of the setup function
* context - Value passed to the handler on each access
* PARAMETERS: region_obj - Region object
* function - Passed to _REG: On (1) or Off (0)
*
* RETURN: Status
*
* DESCRIPTION: Install a handler for all op_regions of a given space_id.
* Assumes namespace is locked
* DESCRIPTION: Execute _REG method for a region
*
******************************************************************************/
acpi_status
acpi_ev_install_space_handler(struct acpi_namespace_node * node,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup, void *context)
acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
struct acpi_evaluate_info *info;
union acpi_operand_object *args[3];
union acpi_operand_object *region_obj2;
acpi_status status;
acpi_object_type type;
u8 flags = 0;
ACPI_FUNCTION_TRACE(ev_install_space_handler);
/*
* This registration is valid for only the types below and the root. This
* is where the default handlers get placed.
*/
if ((node->type != ACPI_TYPE_DEVICE) &&
(node->type != ACPI_TYPE_PROCESSOR) &&
(node->type != ACPI_TYPE_THERMAL) && (node != acpi_gbl_root_node)) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
ACPI_FUNCTION_TRACE(ev_execute_reg_method);
if (handler == ACPI_DEFAULT_HANDLER) {
flags = ACPI_ADDR_HANDLER_DEFAULT_INSTALLED;
switch (space_id) {
case ACPI_ADR_SPACE_SYSTEM_MEMORY:
handler = acpi_ex_system_memory_space_handler;
setup = acpi_ev_system_memory_region_setup;
break;
case ACPI_ADR_SPACE_SYSTEM_IO:
handler = acpi_ex_system_io_space_handler;
setup = acpi_ev_io_space_region_setup;
break;
case ACPI_ADR_SPACE_PCI_CONFIG:
handler = acpi_ex_pci_config_space_handler;
setup = acpi_ev_pci_config_region_setup;
break;
case ACPI_ADR_SPACE_CMOS:
handler = acpi_ex_cmos_space_handler;
setup = acpi_ev_cmos_region_setup;
break;
case ACPI_ADR_SPACE_PCI_BAR_TARGET:
handler = acpi_ex_pci_bar_space_handler;
setup = acpi_ev_pci_bar_region_setup;
break;
case ACPI_ADR_SPACE_DATA_TABLE:
handler = acpi_ex_data_table_space_handler;
setup = NULL;
break;
default:
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
region_obj2 = acpi_ns_get_secondary_object(region_obj);
if (!region_obj2) {
return_ACPI_STATUS(AE_NOT_EXIST);
}
/* If the caller hasn't specified a setup routine, use the default */
if (!setup) {
setup = acpi_ev_default_region_setup;
if (region_obj2->extra.method_REG == NULL) {
return_ACPI_STATUS(AE_OK);
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
/*
* The attached device object already exists. Make sure the handler
* is not already installed.
*/
handler_obj = obj_desc->device.handler;
/* Walk the handler list for this device */
while (handler_obj) {
/* Same space_id indicates a handler already installed */
if (handler_obj->address_space.space_id == space_id) {
if (handler_obj->address_space.handler ==
handler) {
/*
* It is (relatively) OK to attempt to install the SAME
* handler twice. This can easily happen with the
* PCI_Config space.
*/
status = AE_SAME_HANDLER;
goto unlock_and_exit;
} else {
/* A handler is already installed */
status = AE_ALREADY_EXISTS;
}
goto unlock_and_exit;
}
/* Walk the linked list of handlers */
handler_obj = handler_obj->address_space.next;
}
} else {
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Creating object on Device %p while installing handler\n",
node));
/* obj_desc does not exist, create one */
if (node->type == ACPI_TYPE_ANY) {
type = ACPI_TYPE_DEVICE;
} else {
type = node->type;
}
obj_desc = acpi_ut_create_internal_object(type);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
/* Init new descriptor */
obj_desc->common.type = (u8) type;
/* Attach the new object to the Node */
status = acpi_ns_attach_object(node, obj_desc, type);
/* Remove local reference to the object */
acpi_ut_remove_reference(obj_desc);
/* Allocate and initialize the evaluation information block */
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
if (!info) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n",
acpi_ut_get_region_name(space_id), space_id,
acpi_ut_get_node_name(node), node, obj_desc));
info->prefix_node = region_obj2->extra.method_REG;
info->pathname = NULL;
info->parameters = args;
info->flags = ACPI_IGNORE_RETURN_VALUE;
/*
* Install the handler
* The _REG method has two arguments:
*
* arg0 - Integer:
* Operation region space ID Same value as region_obj->Region.space_id
*
* At this point there is no existing handler. Just allocate the object
* for the handler and link it into the list.
* arg1 - Integer:
* connection status 1 for connecting the handler, 0 for disconnecting
* the handler (Passed as a parameter)
*/
handler_obj =
acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER);
if (!handler_obj) {
args[0] =
acpi_ut_create_integer_object((u64)region_obj->region.space_id);
if (!args[0]) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
goto cleanup1;
}
/* Init handler obj */
args[1] = acpi_ut_create_integer_object((u64)function);
if (!args[1]) {
status = AE_NO_MEMORY;
goto cleanup2;
}
handler_obj->address_space.space_id = (u8) space_id;
handler_obj->address_space.handler_flags = flags;
handler_obj->address_space.region_list = NULL;
handler_obj->address_space.node = node;
handler_obj->address_space.handler = handler;
handler_obj->address_space.context = context;
handler_obj->address_space.setup = setup;
args[2] = NULL; /* Terminate list */
/* Install at head of Device.address_space list */
/* Execute the method, no return value */
handler_obj->address_space.next = obj_desc->device.handler;
ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
(ACPI_TYPE_METHOD, info->prefix_node, NULL));
/*
* The Device object is the first reference on the handler_obj.
* Each region that uses the handler adds a reference.
*/
obj_desc->device.handler = handler_obj;
status = acpi_ns_evaluate(info);
acpi_ut_remove_reference(args[1]);
/*
* Walk the namespace finding all of the regions this
* handler will manage.
*
* Start at the device and search the branch toward
* the leaf nodes until either the leaf is encountered or
* a device is detected that has an address handler of the
* same type.
*
* In either case, back up and search down the remainder
* of the branch
*/
status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
ACPI_NS_WALK_UNLOCK,
acpi_ev_install_handler, NULL,
handler_obj, NULL);
cleanup2:
acpi_ut_remove_reference(args[0]);
unlock_and_exit:
cleanup1:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}
......
drivers/acpi/acpica/nspredef.c
浏览文件 @ 42f8fb75
......@@ -72,27 +72,6 @@ ACPI_MODULE_NAME("nspredef")
*
******************************************************************************/
/* Local prototypes */
static acpi_status
acpi_ns_check_package(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr);
static acpi_status
acpi_ns_check_package_list(struct acpi_predefined_data *data,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count);
static acpi_status
acpi_ns_check_package_elements(struct acpi_predefined_data *data,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
u8 type2, u32 count2, u32 start_index);
static acpi_status
acpi_ns_check_object_type(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr,
u32 expected_btypes, u32 package_index);
static acpi_status
acpi_ns_check_reference(struct acpi_predefined_data *data,
union acpi_operand_object *return_object);
......@@ -405,564 +384,6 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
return (NULL); /* Not found */
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package
*
* PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
* RETURN: Status
*
* DESCRIPTION: Check a returned package object for the correct count and
* correct type of all sub-objects.
*
******************************************************************************/
static acpi_status
acpi_ns_check_package(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
const union acpi_predefined_info *package;
union acpi_operand_object **elements;
acpi_status status = AE_OK;
u32 expected_count;
u32 count;
u32 i;
ACPI_FUNCTION_NAME(ns_check_package);
/* The package info for this name is in the next table entry */
package = data->predefined + 1;
ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
"%s Validating return Package of Type %X, Count %X\n",
data->pathname, package->ret_info.type,
return_object->package.count));
/*
* For variable-length Packages, we can safely remove all embedded
* and trailing NULL package elements
*/
acpi_ns_remove_null_elements(data, package->ret_info.type,
return_object);
/* Extract package count and elements array */
elements = return_object->package.elements;
count = return_object->package.count;
/* The package must have at least one element, else invalid */
if (!count) {
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Package has no elements (empty)"));
return (AE_AML_OPERAND_VALUE);
}
/*
* Decode the type of the expected package contents
*
* PTYPE1 packages contain no subpackages
* PTYPE2 packages contain sub-packages
*/
switch (package->ret_info.type) {
case ACPI_PTYPE1_FIXED:
/*
* The package count is fixed and there are no sub-packages
*
* If package is too small, exit.
* If package is larger than expected, issue warning but continue
*/
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (count < expected_count) {
goto package_too_small;
} else if (count > expected_count) {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Return Package is larger than needed - "
"found %u, expected %u\n",
data->pathname, count,
expected_count));
}
/* Validate all elements of the returned package */
status = acpi_ns_check_package_elements(data, elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
package->ret_info.
count2, 0);
break;
case ACPI_PTYPE1_VAR:
/*
* The package count is variable, there are no sub-packages, and all
* elements must be of the same type
*/
for (i = 0; i < count; i++) {
status = acpi_ns_check_object_type(data, elements,
package->ret_info.
object_type1, i);
if (ACPI_FAILURE(status)) {
return (status);
}
elements++;
}
break;
case ACPI_PTYPE1_OPTION:
/*
* The package count is variable, there are no sub-packages. There are
* a fixed number of required elements, and a variable number of
* optional elements.
*
* Check if package is at least as large as the minimum required
*/
expected_count = package->ret_info3.count;
if (count < expected_count) {
goto package_too_small;
}
/* Variable number of sub-objects */
for (i = 0; i < count; i++) {
if (i < package->ret_info3.count) {
/* These are the required package elements (0, 1, or 2) */
status =
acpi_ns_check_object_type(data, elements,
package->
ret_info3.
object_type[i],
i);
if (ACPI_FAILURE(status)) {
return (status);
}
} else {
/* These are the optional package elements */
status =
acpi_ns_check_object_type(data, elements,
package->
ret_info3.
tail_object_type,
i);
if (ACPI_FAILURE(status)) {
return (status);
}
}
elements++;
}
break;
case ACPI_PTYPE2_REV_FIXED:
/* First element is the (Integer) revision */
status = acpi_ns_check_object_type(data, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
elements++;
count--;
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
case ACPI_PTYPE2_PKG_COUNT:
/* First element is the (Integer) count of sub-packages to follow */
status = acpi_ns_check_object_type(data, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
/*
* Count cannot be larger than the parent package length, but allow it
* to be smaller. The >= accounts for the Integer above.
*/
expected_count = (u32) (*elements)->integer.value;
if (expected_count >= count) {
goto package_too_small;
}
count = expected_count;
elements++;
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
case ACPI_PTYPE2:
case ACPI_PTYPE2_FIXED:
case ACPI_PTYPE2_MIN:
case ACPI_PTYPE2_COUNT:
case ACPI_PTYPE2_FIX_VAR:
/*
* These types all return a single Package that consists of a
* variable number of sub-Packages.
*
* First, ensure that the first element is a sub-Package. If not,
* the BIOS may have incorrectly returned the object as a single
* package instead of a Package of Packages (a common error if
* there is only one entry). We may be able to repair this by
* wrapping the returned Package with a new outer Package.
*/
if (*elements
&& ((*elements)->common.type != ACPI_TYPE_PACKAGE)) {
/* Create the new outer package and populate it */
status =
acpi_ns_wrap_with_package(data, return_object,
return_object_ptr);
if (ACPI_FAILURE(status)) {
return (status);
}
/* Update locals to point to the new package (of 1 element) */
return_object = *return_object_ptr;
elements = return_object->package.elements;
count = 1;
}
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
default:
/* Should not get here if predefined info table is correct */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Invalid internal return type in table entry: %X",
package->ret_info.type));
return (AE_AML_INTERNAL);
}
return (status);
package_too_small:
/* Error exit for the case with an incorrect package count */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Package is too small - found %u elements, expected %u",
count, expected_count));
return (AE_AML_OPERAND_VALUE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package_list
*
* PARAMETERS: data - Pointer to validation data structure
* package - Pointer to package-specific info for method
* elements - Element list of parent package. All elements
* of this list should be of type Package.
* count - Count of subpackages
*
* RETURN: Status
*
* DESCRIPTION: Examine a list of subpackages
*
******************************************************************************/
static acpi_status
acpi_ns_check_package_list(struct acpi_predefined_data *data,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count)
{
union acpi_operand_object *sub_package;
union acpi_operand_object **sub_elements;
acpi_status status;
u32 expected_count;
u32 i;
u32 j;
/*
* Validate each sub-Package in the parent Package
*
* NOTE: assumes list of sub-packages contains no NULL elements.
* Any NULL elements should have been removed by earlier call
* to acpi_ns_remove_null_elements.
*/
for (i = 0; i < count; i++) {
sub_package = *elements;
sub_elements = sub_package->package.elements;
data->parent_package = sub_package;
/* Each sub-object must be of type Package */
status = acpi_ns_check_object_type(data, &sub_package,
ACPI_RTYPE_PACKAGE, i);
if (ACPI_FAILURE(status)) {
return (status);
}
/* Examine the different types of expected sub-packages */
data->parent_package = sub_package;
switch (package->ret_info.type) {
case ACPI_PTYPE2:
case ACPI_PTYPE2_PKG_COUNT:
case ACPI_PTYPE2_REV_FIXED:
/* Each subpackage has a fixed number of elements */
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
package->ret_info.
count2, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_FIX_VAR:
/*
* Each subpackage has a fixed number of elements and an
* optional element
*/
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
sub_package->package.
count -
package->ret_info.
count1, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_FIXED:
/* Each sub-package has a fixed length */
expected_count = package->ret_info2.count;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
/* Check the type of each sub-package element */
for (j = 0; j < expected_count; j++) {
status =
acpi_ns_check_object_type(data,
&sub_elements[j],
package->
ret_info2.
object_type[j],
j);
if (ACPI_FAILURE(status)) {
return (status);
}
}
break;
case ACPI_PTYPE2_MIN:
/* Each sub-package has a variable but minimum length */
expected_count = package->ret_info.count1;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
/* Check the type of each sub-package element */
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
sub_package->package.
count, 0, 0, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_COUNT:
/*
* First element is the (Integer) count of elements, including
* the count field (the ACPI name is num_elements)
*/
status = acpi_ns_check_object_type(data, sub_elements,
ACPI_RTYPE_INTEGER,
0);
if (ACPI_FAILURE(status)) {
return (status);
}
/*
* Make sure package is large enough for the Count and is
* is as large as the minimum size
*/
expected_count = (u32)(*sub_elements)->integer.value;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
if (sub_package->package.count <
package->ret_info.count1) {
expected_count = package->ret_info.count1;
goto package_too_small;
}
if (expected_count == 0) {
/*
* Either the num_entries element was originally zero or it was
* a NULL element and repaired to an Integer of value zero.
* In either case, repair it by setting num_entries to be the
* actual size of the subpackage.
*/
expected_count = sub_package->package.count;
(*sub_elements)->integer.value = expected_count;
}
/* Check the type of each sub-package element */
status =
acpi_ns_check_package_elements(data,
(sub_elements + 1),
package->ret_info.
object_type1,
(expected_count - 1),
0, 0, 1);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
default: /* Should not get here, type was validated by caller */
return (AE_AML_INTERNAL);
}
elements++;
}
return (AE_OK);
package_too_small:
/* The sub-package count was smaller than required */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Sub-Package[%u] is too small - found %u elements, expected %u",
i, sub_package->package.count, expected_count));
return (AE_AML_OPERAND_VALUE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package_elements
*
* PARAMETERS: data - Pointer to validation data structure
* elements - Pointer to the package elements array
* type1 - Object type for first group
* count1 - Count for first group
* type2 - Object type for second group
* count2 - Count for second group
* start_index - Start of the first group of elements
*
* RETURN: Status
*
* DESCRIPTION: Check that all elements of a package are of the correct object
* type. Supports up to two groups of different object types.
*
******************************************************************************/
static acpi_status
acpi_ns_check_package_elements(struct acpi_predefined_data *data,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
u8 type2, u32 count2, u32 start_index)
{
union acpi_operand_object **this_element = elements;
acpi_status status;
u32 i;
/*
* Up to two groups of package elements are supported by the data
* structure. All elements in each group must be of the same type.
* The second group can have a count of zero.
*/
for (i = 0; i < count1; i++) {
status = acpi_ns_check_object_type(data, this_element,
type1, i + start_index);
if (ACPI_FAILURE(status)) {
return (status);
}
this_element++;
}
for (i = 0; i < count2; i++) {
status = acpi_ns_check_object_type(data, this_element,
type2,
(i + count1 + start_index));
if (ACPI_FAILURE(status)) {
return (status);
}
this_element++;
}
return (AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_object_type
......@@ -982,7 +403,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
*
******************************************************************************/
static acpi_status
acpi_status
acpi_ns_check_object_type(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr,
u32 expected_btypes, u32 package_index)
......
drivers/acpi/acpica/nsprepkg.c 0 → 100644
浏览文件 @ 42f8fb75
/******************************************************************************
*
* Module Name: nsprepkg - Validation of package objects for predefined names
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2012, 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 "accommon.h"
#include "acnamesp.h"
#include "acpredef.h"
#define _COMPONENT ACPI_NAMESPACE
ACPI_MODULE_NAME("nsprepkg")
/* Local prototypes */
static acpi_status
acpi_ns_check_package_list(struct acpi_predefined_data *data,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count);
static acpi_status
acpi_ns_check_package_elements(struct acpi_predefined_data *data,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
u8 type2, u32 count2, u32 start_index);
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package
*
* PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
* RETURN: Status
*
* DESCRIPTION: Check a returned package object for the correct count and
* correct type of all sub-objects.
*
******************************************************************************/
acpi_status
acpi_ns_check_package(struct acpi_predefined_data *data,
union acpi_operand_object **return_object_ptr)
{
union acpi_operand_object *return_object = *return_object_ptr;
const union acpi_predefined_info *package;
union acpi_operand_object **elements;
acpi_status status = AE_OK;
u32 expected_count;
u32 count;
u32 i;
ACPI_FUNCTION_NAME(ns_check_package);
/* The package info for this name is in the next table entry */
package = data->predefined + 1;
ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
"%s Validating return Package of Type %X, Count %X\n",
data->pathname, package->ret_info.type,
return_object->package.count));
/*
* For variable-length Packages, we can safely remove all embedded
* and trailing NULL package elements
*/
acpi_ns_remove_null_elements(data, package->ret_info.type,
return_object);
/* Extract package count and elements array */
elements = return_object->package.elements;
count = return_object->package.count;
/* The package must have at least one element, else invalid */
if (!count) {
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Package has no elements (empty)"));
return (AE_AML_OPERAND_VALUE);
}
/*
* Decode the type of the expected package contents
*
* PTYPE1 packages contain no subpackages
* PTYPE2 packages contain sub-packages
*/
switch (package->ret_info.type) {
case ACPI_PTYPE1_FIXED:
/*
* The package count is fixed and there are no sub-packages
*
* If package is too small, exit.
* If package is larger than expected, issue warning but continue
*/
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (count < expected_count) {
goto package_too_small;
} else if (count > expected_count) {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Return Package is larger than needed - "
"found %u, expected %u\n",
data->pathname, count,
expected_count));
}
/* Validate all elements of the returned package */
status = acpi_ns_check_package_elements(data, elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
package->ret_info.
count2, 0);
break;
case ACPI_PTYPE1_VAR:
/*
* The package count is variable, there are no sub-packages, and all
* elements must be of the same type
*/
for (i = 0; i < count; i++) {
status = acpi_ns_check_object_type(data, elements,
package->ret_info.
object_type1, i);
if (ACPI_FAILURE(status)) {
return (status);
}
elements++;
}
break;
case ACPI_PTYPE1_OPTION:
/*
* The package count is variable, there are no sub-packages. There are
* a fixed number of required elements, and a variable number of
* optional elements.
*
* Check if package is at least as large as the minimum required
*/
expected_count = package->ret_info3.count;
if (count < expected_count) {
goto package_too_small;
}
/* Variable number of sub-objects */
for (i = 0; i < count; i++) {
if (i < package->ret_info3.count) {
/* These are the required package elements (0, 1, or 2) */
status =
acpi_ns_check_object_type(data, elements,
package->
ret_info3.
object_type[i],
i);
if (ACPI_FAILURE(status)) {
return (status);
}
} else {
/* These are the optional package elements */
status =
acpi_ns_check_object_type(data, elements,
package->
ret_info3.
tail_object_type,
i);
if (ACPI_FAILURE(status)) {
return (status);
}
}
elements++;
}
break;
case ACPI_PTYPE2_REV_FIXED:
/* First element is the (Integer) revision */
status = acpi_ns_check_object_type(data, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
elements++;
count--;
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
case ACPI_PTYPE2_PKG_COUNT:
/* First element is the (Integer) count of sub-packages to follow */
status = acpi_ns_check_object_type(data, elements,
ACPI_RTYPE_INTEGER, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
/*
* Count cannot be larger than the parent package length, but allow it
* to be smaller. The >= accounts for the Integer above.
*/
expected_count = (u32)(*elements)->integer.value;
if (expected_count >= count) {
goto package_too_small;
}
count = expected_count;
elements++;
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
case ACPI_PTYPE2:
case ACPI_PTYPE2_FIXED:
case ACPI_PTYPE2_MIN:
case ACPI_PTYPE2_COUNT:
case ACPI_PTYPE2_FIX_VAR:
/*
* These types all return a single Package that consists of a
* variable number of sub-Packages.
*
* First, ensure that the first element is a sub-Package. If not,
* the BIOS may have incorrectly returned the object as a single
* package instead of a Package of Packages (a common error if
* there is only one entry). We may be able to repair this by
* wrapping the returned Package with a new outer Package.
*/
if (*elements
&& ((*elements)->common.type != ACPI_TYPE_PACKAGE)) {
/* Create the new outer package and populate it */
status =
acpi_ns_wrap_with_package(data, return_object,
return_object_ptr);
if (ACPI_FAILURE(status)) {
return (status);
}
/* Update locals to point to the new package (of 1 element) */
return_object = *return_object_ptr;
elements = return_object->package.elements;
count = 1;
}
/* Examine the sub-packages */
status =
acpi_ns_check_package_list(data, package, elements, count);
break;
default:
/* Should not get here if predefined info table is correct */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Invalid internal return type in table entry: %X",
package->ret_info.type));
return (AE_AML_INTERNAL);
}
return (status);
package_too_small:
/* Error exit for the case with an incorrect package count */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Package is too small - found %u elements, expected %u",
count, expected_count));
return (AE_AML_OPERAND_VALUE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package_list
*
* PARAMETERS: data - Pointer to validation data structure
* package - Pointer to package-specific info for method
* elements - Element list of parent package. All elements
* of this list should be of type Package.
* count - Count of subpackages
*
* RETURN: Status
*
* DESCRIPTION: Examine a list of subpackages
*
******************************************************************************/
static acpi_status
acpi_ns_check_package_list(struct acpi_predefined_data *data,
const union acpi_predefined_info *package,
union acpi_operand_object **elements, u32 count)
{
union acpi_operand_object *sub_package;
union acpi_operand_object **sub_elements;
acpi_status status;
u32 expected_count;
u32 i;
u32 j;
/*
* Validate each sub-Package in the parent Package
*
* NOTE: assumes list of sub-packages contains no NULL elements.
* Any NULL elements should have been removed by earlier call
* to acpi_ns_remove_null_elements.
*/
for (i = 0; i < count; i++) {
sub_package = *elements;
sub_elements = sub_package->package.elements;
data->parent_package = sub_package;
/* Each sub-object must be of type Package */
status = acpi_ns_check_object_type(data, &sub_package,
ACPI_RTYPE_PACKAGE, i);
if (ACPI_FAILURE(status)) {
return (status);
}
/* Examine the different types of expected sub-packages */
data->parent_package = sub_package;
switch (package->ret_info.type) {
case ACPI_PTYPE2:
case ACPI_PTYPE2_PKG_COUNT:
case ACPI_PTYPE2_REV_FIXED:
/* Each subpackage has a fixed number of elements */
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
package->ret_info.
count2, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_FIX_VAR:
/*
* Each subpackage has a fixed number of elements and an
* optional element
*/
expected_count =
package->ret_info.count1 + package->ret_info.count2;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
package->ret_info.
count1,
package->ret_info.
object_type2,
sub_package->package.
count -
package->ret_info.
count1, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_FIXED:
/* Each sub-package has a fixed length */
expected_count = package->ret_info2.count;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
/* Check the type of each sub-package element */
for (j = 0; j < expected_count; j++) {
status =
acpi_ns_check_object_type(data,
&sub_elements[j],
package->
ret_info2.
object_type[j],
j);
if (ACPI_FAILURE(status)) {
return (status);
}
}
break;
case ACPI_PTYPE2_MIN:
/* Each sub-package has a variable but minimum length */
expected_count = package->ret_info.count1;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
/* Check the type of each sub-package element */
status =
acpi_ns_check_package_elements(data, sub_elements,
package->ret_info.
object_type1,
sub_package->package.
count, 0, 0, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
case ACPI_PTYPE2_COUNT:
/*
* First element is the (Integer) count of elements, including
* the count field (the ACPI name is num_elements)
*/
status = acpi_ns_check_object_type(data, sub_elements,
ACPI_RTYPE_INTEGER,
0);
if (ACPI_FAILURE(status)) {
return (status);
}
/*
* Make sure package is large enough for the Count and is
* is as large as the minimum size
*/
expected_count = (u32)(*sub_elements)->integer.value;
if (sub_package->package.count < expected_count) {
goto package_too_small;
}
if (sub_package->package.count <
package->ret_info.count1) {
expected_count = package->ret_info.count1;
goto package_too_small;
}
if (expected_count == 0) {
/*
* Either the num_entries element was originally zero or it was
* a NULL element and repaired to an Integer of value zero.
* In either case, repair it by setting num_entries to be the
* actual size of the subpackage.
*/
expected_count = sub_package->package.count;
(*sub_elements)->integer.value = expected_count;
}
/* Check the type of each sub-package element */
status =
acpi_ns_check_package_elements(data,
(sub_elements + 1),
package->ret_info.
object_type1,
(expected_count - 1),
0, 0, 1);
if (ACPI_FAILURE(status)) {
return (status);
}
break;
default: /* Should not get here, type was validated by caller */
return (AE_AML_INTERNAL);
}
elements++;
}
return (AE_OK);
package_too_small:
/* The sub-package count was smaller than required */
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
"Return Sub-Package[%u] is too small - found %u elements, expected %u",
i, sub_package->package.count, expected_count));
return (AE_AML_OPERAND_VALUE);
}
/*******************************************************************************
*
* FUNCTION: acpi_ns_check_package_elements
*
* PARAMETERS: data - Pointer to validation data structure
* elements - Pointer to the package elements array
* type1 - Object type for first group
* count1 - Count for first group
* type2 - Object type for second group
* count2 - Count for second group
* start_index - Start of the first group of elements
*
* RETURN: Status
*
* DESCRIPTION: Check that all elements of a package are of the correct object
* type. Supports up to two groups of different object types.
*
******************************************************************************/
static acpi_status
acpi_ns_check_package_elements(struct acpi_predefined_data *data,
union acpi_operand_object **elements,
u8 type1,
u32 count1,
u8 type2, u32 count2, u32 start_index)
{
union acpi_operand_object **this_element = elements;
acpi_status status;
u32 i;
/*
* Up to two groups of package elements are supported by the data
* structure. All elements in each group must be of the same type.
* The second group can have a count of zero.
*/
for (i = 0; i < count1; i++) {
status = acpi_ns_check_object_type(data, this_element,
type1, i + start_index);
if (ACPI_FAILURE(status)) {
return (status);
}
this_element++;
}
for (i = 0; i < count2; i++) {
status = acpi_ns_check_object_type(data, this_element,
type2,
(i + count1 + start_index));
if (ACPI_FAILURE(status)) {
return (status);
}
this_element++;
}
return (AE_OK);
}
drivers/acpi/acpica/psloop.c
浏览文件 @ 42f8fb75
......@@ -58,351 +58,15 @@
#define _COMPONENT ACPI_PARSER
ACPI_MODULE_NAME("psloop")
static u32 acpi_gbl_depth = 0;
/* Local prototypes */
static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state);
static acpi_status
acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
u8 * aml_op_start,
union acpi_parse_object *unnamed_op,
union acpi_parse_object **op);
static acpi_status
acpi_ps_create_op(struct acpi_walk_state *walk_state,
u8 * aml_op_start, union acpi_parse_object **new_op);
static acpi_status
acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
u8 * aml_op_start, union acpi_parse_object *op);
static acpi_status
acpi_ps_complete_op(struct acpi_walk_state *walk_state,
union acpi_parse_object **op, acpi_status status);
static acpi_status
acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
union acpi_parse_object *op, acpi_status status);
static void
acpi_ps_link_module_code(union acpi_parse_object *parent_op,
u8 *aml_start, u32 aml_length, acpi_owner_id owner_id);
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_aml_opcode
*
* PARAMETERS: walk_state - Current state
*
* RETURN: Status
*
* DESCRIPTION: Extract the next AML opcode from the input stream.
*
******************************************************************************/
static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state)
{
ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state);
walk_state->aml_offset =
(u32) ACPI_PTR_DIFF(walk_state->parser_state.aml,
walk_state->parser_state.aml_start);
walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state));
/*
* First cut to determine what we have found:
* 1) A valid AML opcode
* 2) A name string
* 3) An unknown/invalid opcode
*/
walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
switch (walk_state->op_info->class) {
case AML_CLASS_ASCII:
case AML_CLASS_PREFIX:
/*
* Starts with a valid prefix or ASCII char, this is a name
* string. Convert the bare name string to a namepath.
*/
walk_state->opcode = AML_INT_NAMEPATH_OP;
walk_state->arg_types = ARGP_NAMESTRING;
break;
case AML_CLASS_UNKNOWN:
/* The opcode is unrecognized. Complain and skip unknown opcodes */
if (walk_state->pass_number == 2) {
ACPI_ERROR((AE_INFO,
"Unknown opcode 0x%.2X at table offset 0x%.4X, ignoring",
walk_state->opcode,
(u32)(walk_state->aml_offset +
sizeof(struct acpi_table_header))));
ACPI_DUMP_BUFFER((walk_state->parser_state.aml - 16),
48);
#ifdef ACPI_ASL_COMPILER
/*
* This is executed for the disassembler only. Output goes
* to the disassembled ASL output file.
*/
acpi_os_printf
("/*\nError: Unknown opcode 0x%.2X at table offset 0x%.4X, context:\n",
walk_state->opcode,
(u32)(walk_state->aml_offset +
sizeof(struct acpi_table_header)));
/* Dump the context surrounding the invalid opcode */
acpi_ut_dump_buffer(((u8 *)walk_state->parser_state.
aml - 16), 48, DB_BYTE_DISPLAY,
(walk_state->aml_offset +
sizeof(struct acpi_table_header) -
16));
acpi_os_printf(" */\n");
#endif
}
/* Increment past one-byte or two-byte opcode */
walk_state->parser_state.aml++;
if (walk_state->opcode > 0xFF) { /* Can only happen if first byte is 0x5B */
walk_state->parser_state.aml++;
}
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
default:
/* Found opcode info, this is a normal opcode */
walk_state->parser_state.aml +=
acpi_ps_get_opcode_size(walk_state->opcode);
walk_state->arg_types = walk_state->op_info->parse_args;
break;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_build_named_op
*
* PARAMETERS: walk_state - Current state
* aml_op_start - Begin of named Op in AML
* unnamed_op - Early Op (not a named Op)
* op - Returned Op
*
* RETURN: Status
*
* DESCRIPTION: Parse a named Op
*
******************************************************************************/
static acpi_status
acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
u8 * aml_op_start,
union acpi_parse_object *unnamed_op,
union acpi_parse_object **op)
{
acpi_status status = AE_OK;
union acpi_parse_object *arg = NULL;
ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state);
unnamed_op->common.value.arg = NULL;
unnamed_op->common.arg_list_length = 0;
unnamed_op->common.aml_opcode = walk_state->opcode;
/*
* Get and append arguments until we find the node that contains
* the name (the type ARGP_NAME).
*/
while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) &&
(GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) {
status =
acpi_ps_get_next_arg(walk_state,
&(walk_state->parser_state),
GET_CURRENT_ARG_TYPE(walk_state->
arg_types), &arg);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
acpi_ps_append_arg(unnamed_op, arg);
INCREMENT_ARG_LIST(walk_state->arg_types);
}
/*
* Make sure that we found a NAME and didn't run out of arguments
*/
if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) {
return_ACPI_STATUS(AE_AML_NO_OPERAND);
}
/* We know that this arg is a name, move to next arg */
INCREMENT_ARG_LIST(walk_state->arg_types);
/*
* Find the object. This will either insert the object into
* the namespace or simply look it up
*/
walk_state->op = NULL;
status = walk_state->descending_callback(walk_state, op);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog"));
return_ACPI_STATUS(status);
}
if (!*op) {
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
}
status = acpi_ps_next_parse_state(walk_state, *op, status);
if (ACPI_FAILURE(status)) {
if (status == AE_CTRL_PENDING) {
return_ACPI_STATUS(AE_CTRL_PARSE_PENDING);
}
return_ACPI_STATUS(status);
}
acpi_ps_append_arg(*op, unnamed_op->common.value.arg);
acpi_gbl_depth++;
if ((*op)->common.aml_opcode == AML_REGION_OP ||
(*op)->common.aml_opcode == AML_DATA_REGION_OP) {
/*
* Defer final parsing of an operation_region body, because we don't
* have enough info in the first pass to parse it correctly (i.e.,
* there may be method calls within the term_arg elements of the body.)
*
* However, we must continue parsing because the opregion is not a
* standalone package -- we don't know where the end is at this point.
*
* (Length is unknown until parse of the body complete)
*/
(*op)->named.data = aml_op_start;
(*op)->named.length = 0;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_create_op
*
* PARAMETERS: walk_state - Current state
* aml_op_start - Op start in AML
* new_op - Returned Op
*
* RETURN: Status
*
* DESCRIPTION: Get Op from AML
*
******************************************************************************/
static acpi_status
acpi_ps_create_op(struct acpi_walk_state *walk_state,
u8 * aml_op_start, union acpi_parse_object **new_op)
{
acpi_status status = AE_OK;
union acpi_parse_object *op;
union acpi_parse_object *named_op = NULL;
union acpi_parse_object *parent_scope;
u8 argument_count;
const struct acpi_opcode_info *op_info;
ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state);
status = acpi_ps_get_aml_opcode(walk_state);
if (status == AE_CTRL_PARSE_CONTINUE) {
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
}
/* Create Op structure and append to parent's argument list */
walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
op = acpi_ps_alloc_op(walk_state->opcode);
if (!op) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
if (walk_state->op_info->flags & AML_NAMED) {
status =
acpi_ps_build_named_op(walk_state, aml_op_start, op,
&named_op);
acpi_ps_free_op(op);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
*new_op = named_op;
return_ACPI_STATUS(AE_OK);
}
/* Not a named opcode, just allocate Op and append to parent */
if (walk_state->op_info->flags & AML_CREATE) {
/*
* Backup to beginning of create_XXXfield declaration
* body_length is unknown until we parse the body
*/
op->named.data = aml_op_start;
op->named.length = 0;
}
if (walk_state->opcode == AML_BANK_FIELD_OP) {
/*
* Backup to beginning of bank_field declaration
* body_length is unknown until we parse the body
*/
op->named.data = aml_op_start;
op->named.length = 0;
}
parent_scope = acpi_ps_get_parent_scope(&(walk_state->parser_state));
acpi_ps_append_arg(parent_scope, op);
if (parent_scope) {
op_info =
acpi_ps_get_opcode_info(parent_scope->common.aml_opcode);
if (op_info->flags & AML_HAS_TARGET) {
argument_count =
acpi_ps_get_argument_count(op_info->type);
if (parent_scope->common.arg_list_length >
argument_count) {
op->common.flags |= ACPI_PARSEOP_TARGET;
}
} else if (parent_scope->common.aml_opcode == AML_INCREMENT_OP) {
op->common.flags |= ACPI_PARSEOP_TARGET;
}
}
if (walk_state->descending_callback != NULL) {
/*
* Find the object. This will either insert the object into
* the namespace or simply look it up
*/
walk_state->op = *new_op = op;
status = walk_state->descending_callback(walk_state, &op);
status = acpi_ps_next_parse_state(walk_state, op, status);
if (status == AE_CTRL_PENDING) {
status = AE_CTRL_PARSE_PENDING;
}
}
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_arguments
......@@ -710,288 +374,6 @@ acpi_ps_link_module_code(union acpi_parse_object *parent_op,
}
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_complete_op
*
* PARAMETERS: walk_state - Current state
* op - Returned Op
* status - Parse status before complete Op
*
* RETURN: Status
*
* DESCRIPTION: Complete Op
*
******************************************************************************/
static acpi_status
acpi_ps_complete_op(struct acpi_walk_state *walk_state,
union acpi_parse_object **op, acpi_status status)
{
acpi_status status2;
ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state);
/*
* Finished one argument of the containing scope
*/
walk_state->parser_state.scope->parse_scope.arg_count--;
/* Close this Op (will result in parse subtree deletion) */
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
*op = NULL;
switch (status) {
case AE_OK:
break;
case AE_CTRL_TRANSFER:
/* We are about to transfer to a called method */
walk_state->prev_op = NULL;
walk_state->prev_arg_types = walk_state->arg_types;
return_ACPI_STATUS(status);
case AE_CTRL_END:
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
if (*op) {
walk_state->op = *op;
walk_state->op_info =
acpi_ps_get_opcode_info((*op)->common.aml_opcode);
walk_state->opcode = (*op)->common.aml_opcode;
status = walk_state->ascending_callback(walk_state);
status =
acpi_ps_next_parse_state(walk_state, *op, status);
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
status = AE_OK;
break;
case AE_CTRL_BREAK:
case AE_CTRL_CONTINUE:
/* Pop off scopes until we find the While */
while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) {
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
}
/* Close this iteration of the While loop */
walk_state->op = *op;
walk_state->op_info =
acpi_ps_get_opcode_info((*op)->common.aml_opcode);
walk_state->opcode = (*op)->common.aml_opcode;
status = walk_state->ascending_callback(walk_state);
status = acpi_ps_next_parse_state(walk_state, *op, status);
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
status = AE_OK;
break;
case AE_CTRL_TERMINATE:
/* Clean up */
do {
if (*op) {
status2 =
acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
acpi_ut_delete_generic_state
(acpi_ut_pop_generic_state
(&walk_state->control_state));
}
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (*op);
return_ACPI_STATUS(AE_OK);
default: /* All other non-AE_OK status */
do {
if (*op) {
status2 =
acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (*op);
#if 0
/*
* TBD: Cleanup parse ops on error
*/
if (*op == NULL) {
acpi_ps_pop_scope(parser_state, op,
&walk_state->arg_types,
&walk_state->arg_count);
}
#endif
walk_state->prev_op = NULL;
walk_state->prev_arg_types = walk_state->arg_types;
return_ACPI_STATUS(status);
}
/* This scope complete? */
if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) {
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op));
} else {
*op = NULL;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_complete_final_op
*
* PARAMETERS: walk_state - Current state
* op - Current Op
* status - Current parse status before complete last
* Op
*
* RETURN: Status
*
* DESCRIPTION: Complete last Op.
*
******************************************************************************/
static acpi_status
acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
union acpi_parse_object *op, acpi_status status)
{
acpi_status status2;
ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state);
/*
* Complete the last Op (if not completed), and clear the scope stack.
* It is easily possible to end an AML "package" with an unbounded number
* of open scopes (such as when several ASL blocks are closed with
* sequential closing braces). We want to terminate each one cleanly.
*/
ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n",
op));
do {
if (op) {
if (walk_state->ascending_callback != NULL) {
walk_state->op = op;
walk_state->op_info =
acpi_ps_get_opcode_info(op->common.
aml_opcode);
walk_state->opcode = op->common.aml_opcode;
status =
walk_state->ascending_callback(walk_state);
status =
acpi_ps_next_parse_state(walk_state, op,
status);
if (status == AE_CTRL_PENDING) {
status =
acpi_ps_complete_op(walk_state, &op,
AE_OK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
if (status == AE_CTRL_TERMINATE) {
status = AE_OK;
/* Clean up */
do {
if (op) {
status2 =
acpi_ps_complete_this_op
(walk_state, op);
if (ACPI_FAILURE
(status2)) {
return_ACPI_STATUS
(status2);
}
}
acpi_ps_pop_scope(&
(walk_state->
parser_state),
&op,
&walk_state->
arg_types,
&walk_state->
arg_count);
} while (op);
return_ACPI_STATUS(status);
}
else if (ACPI_FAILURE(status)) {
/* First error is most important */
(void)
acpi_ps_complete_this_op(walk_state,
op);
return_ACPI_STATUS(status);
}
}
status2 = acpi_ps_complete_this_op(walk_state, op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
acpi_ps_pop_scope(&(walk_state->parser_state), &op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (op);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_parse_loop
......@@ -1178,10 +560,6 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
walk_state->op_info =
acpi_ps_get_opcode_info(op->common.aml_opcode);
if (walk_state->op_info->flags & AML_NAMED) {
if (acpi_gbl_depth) {
acpi_gbl_depth--;
}
if (op->common.aml_opcode == AML_REGION_OP ||
op->common.aml_opcode == AML_DATA_REGION_OP) {
/*
......
drivers/acpi/acpica/psobject.c 0 → 100644
浏览文件 @ 42f8fb75
/******************************************************************************
*
* Module Name: psobject - Support for parse objects
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2012, 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 "accommon.h"
#include "acparser.h"
#include "amlcode.h"
#define _COMPONENT ACPI_PARSER
ACPI_MODULE_NAME("psobject")
/* Local prototypes */
static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state);
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_aml_opcode
*
* PARAMETERS: walk_state - Current state
*
* RETURN: Status
*
* DESCRIPTION: Extract the next AML opcode from the input stream.
*
******************************************************************************/
static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state)
{
ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state);
walk_state->aml_offset =
(u32)ACPI_PTR_DIFF(walk_state->parser_state.aml,
walk_state->parser_state.aml_start);
walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state));
/*
* First cut to determine what we have found:
* 1) A valid AML opcode
* 2) A name string
* 3) An unknown/invalid opcode
*/
walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
switch (walk_state->op_info->class) {
case AML_CLASS_ASCII:
case AML_CLASS_PREFIX:
/*
* Starts with a valid prefix or ASCII char, this is a name
* string. Convert the bare name string to a namepath.
*/
walk_state->opcode = AML_INT_NAMEPATH_OP;
walk_state->arg_types = ARGP_NAMESTRING;
break;
case AML_CLASS_UNKNOWN:
/* The opcode is unrecognized. Complain and skip unknown opcodes */
if (walk_state->pass_number == 2) {
ACPI_ERROR((AE_INFO,
"Unknown opcode 0x%.2X at table offset 0x%.4X, ignoring",
walk_state->opcode,
(u32)(walk_state->aml_offset +
sizeof(struct acpi_table_header))));
ACPI_DUMP_BUFFER((walk_state->parser_state.aml - 16),
48);
#ifdef ACPI_ASL_COMPILER
/*
* This is executed for the disassembler only. Output goes
* to the disassembled ASL output file.
*/
acpi_os_printf
("/*\nError: Unknown opcode 0x%.2X at table offset 0x%.4X, context:\n",
walk_state->opcode,
(u32)(walk_state->aml_offset +
sizeof(struct acpi_table_header)));
/* Dump the context surrounding the invalid opcode */
acpi_ut_dump_buffer(((u8 *)walk_state->parser_state.
aml - 16), 48, DB_BYTE_DISPLAY,
(walk_state->aml_offset +
sizeof(struct acpi_table_header) -
16));
acpi_os_printf(" */\n");
#endif
}
/* Increment past one-byte or two-byte opcode */
walk_state->parser_state.aml++;
if (walk_state->opcode > 0xFF) { /* Can only happen if first byte is 0x5B */
walk_state->parser_state.aml++;
}
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
default:
/* Found opcode info, this is a normal opcode */
walk_state->parser_state.aml +=
acpi_ps_get_opcode_size(walk_state->opcode);
walk_state->arg_types = walk_state->op_info->parse_args;
break;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_build_named_op
*
* PARAMETERS: walk_state - Current state
* aml_op_start - Begin of named Op in AML
* unnamed_op - Early Op (not a named Op)
* op - Returned Op
*
* RETURN: Status
*
* DESCRIPTION: Parse a named Op
*
******************************************************************************/
acpi_status
acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
u8 *aml_op_start,
union acpi_parse_object *unnamed_op,
union acpi_parse_object **op)
{
acpi_status status = AE_OK;
union acpi_parse_object *arg = NULL;
ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state);
unnamed_op->common.value.arg = NULL;
unnamed_op->common.arg_list_length = 0;
unnamed_op->common.aml_opcode = walk_state->opcode;
/*
* Get and append arguments until we find the node that contains
* the name (the type ARGP_NAME).
*/
while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) &&
(GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) {
status =
acpi_ps_get_next_arg(walk_state,
&(walk_state->parser_state),
GET_CURRENT_ARG_TYPE(walk_state->
arg_types), &arg);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
acpi_ps_append_arg(unnamed_op, arg);
INCREMENT_ARG_LIST(walk_state->arg_types);
}
/*
* Make sure that we found a NAME and didn't run out of arguments
*/
if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) {
return_ACPI_STATUS(AE_AML_NO_OPERAND);
}
/* We know that this arg is a name, move to next arg */
INCREMENT_ARG_LIST(walk_state->arg_types);
/*
* Find the object. This will either insert the object into
* the namespace or simply look it up
*/
walk_state->op = NULL;
status = walk_state->descending_callback(walk_state, op);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog"));
return_ACPI_STATUS(status);
}
if (!*op) {
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
}
status = acpi_ps_next_parse_state(walk_state, *op, status);
if (ACPI_FAILURE(status)) {
if (status == AE_CTRL_PENDING) {
return_ACPI_STATUS(AE_CTRL_PARSE_PENDING);
}
return_ACPI_STATUS(status);
}
acpi_ps_append_arg(*op, unnamed_op->common.value.arg);
if ((*op)->common.aml_opcode == AML_REGION_OP ||
(*op)->common.aml_opcode == AML_DATA_REGION_OP) {
/*
* Defer final parsing of an operation_region body, because we don't
* have enough info in the first pass to parse it correctly (i.e.,
* there may be method calls within the term_arg elements of the body.)
*
* However, we must continue parsing because the opregion is not a
* standalone package -- we don't know where the end is at this point.
*
* (Length is unknown until parse of the body complete)
*/
(*op)->named.data = aml_op_start;
(*op)->named.length = 0;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_create_op
*
* PARAMETERS: walk_state - Current state
* aml_op_start - Op start in AML
* new_op - Returned Op
*
* RETURN: Status
*
* DESCRIPTION: Get Op from AML
*
******************************************************************************/
acpi_status
acpi_ps_create_op(struct acpi_walk_state *walk_state,
u8 *aml_op_start, union acpi_parse_object **new_op)
{
acpi_status status = AE_OK;
union acpi_parse_object *op;
union acpi_parse_object *named_op = NULL;
union acpi_parse_object *parent_scope;
u8 argument_count;
const struct acpi_opcode_info *op_info;
ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state);
status = acpi_ps_get_aml_opcode(walk_state);
if (status == AE_CTRL_PARSE_CONTINUE) {
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
}
/* Create Op structure and append to parent's argument list */
walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
op = acpi_ps_alloc_op(walk_state->opcode);
if (!op) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
if (walk_state->op_info->flags & AML_NAMED) {
status =
acpi_ps_build_named_op(walk_state, aml_op_start, op,
&named_op);
acpi_ps_free_op(op);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
*new_op = named_op;
return_ACPI_STATUS(AE_OK);
}
/* Not a named opcode, just allocate Op and append to parent */
if (walk_state->op_info->flags & AML_CREATE) {
/*
* Backup to beginning of create_XXXfield declaration
* body_length is unknown until we parse the body
*/
op->named.data = aml_op_start;
op->named.length = 0;
}
if (walk_state->opcode == AML_BANK_FIELD_OP) {
/*
* Backup to beginning of bank_field declaration
* body_length is unknown until we parse the body
*/
op->named.data = aml_op_start;
op->named.length = 0;
}
parent_scope = acpi_ps_get_parent_scope(&(walk_state->parser_state));
acpi_ps_append_arg(parent_scope, op);
if (parent_scope) {
op_info =
acpi_ps_get_opcode_info(parent_scope->common.aml_opcode);
if (op_info->flags & AML_HAS_TARGET) {
argument_count =
acpi_ps_get_argument_count(op_info->type);
if (parent_scope->common.arg_list_length >
argument_count) {
op->common.flags |= ACPI_PARSEOP_TARGET;
}
} else if (parent_scope->common.aml_opcode == AML_INCREMENT_OP) {
op->common.flags |= ACPI_PARSEOP_TARGET;
}
}
if (walk_state->descending_callback != NULL) {
/*
* Find the object. This will either insert the object into
* the namespace or simply look it up
*/
walk_state->op = *new_op = op;
status = walk_state->descending_callback(walk_state, &op);
status = acpi_ps_next_parse_state(walk_state, op, status);
if (status == AE_CTRL_PENDING) {
status = AE_CTRL_PARSE_PENDING;
}
}
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_complete_op
*
* PARAMETERS: walk_state - Current state
* op - Returned Op
* status - Parse status before complete Op
*
* RETURN: Status
*
* DESCRIPTION: Complete Op
*
******************************************************************************/
acpi_status
acpi_ps_complete_op(struct acpi_walk_state *walk_state,
union acpi_parse_object **op, acpi_status status)
{
acpi_status status2;
ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state);
/*
* Finished one argument of the containing scope
*/
walk_state->parser_state.scope->parse_scope.arg_count--;
/* Close this Op (will result in parse subtree deletion) */
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
*op = NULL;
switch (status) {
case AE_OK:
break;
case AE_CTRL_TRANSFER:
/* We are about to transfer to a called method */
walk_state->prev_op = NULL;
walk_state->prev_arg_types = walk_state->arg_types;
return_ACPI_STATUS(status);
case AE_CTRL_END:
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
if (*op) {
walk_state->op = *op;
walk_state->op_info =
acpi_ps_get_opcode_info((*op)->common.aml_opcode);
walk_state->opcode = (*op)->common.aml_opcode;
status = walk_state->ascending_callback(walk_state);
status =
acpi_ps_next_parse_state(walk_state, *op, status);
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
status = AE_OK;
break;
case AE_CTRL_BREAK:
case AE_CTRL_CONTINUE:
/* Pop off scopes until we find the While */
while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) {
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
}
/* Close this iteration of the While loop */
walk_state->op = *op;
walk_state->op_info =
acpi_ps_get_opcode_info((*op)->common.aml_opcode);
walk_state->opcode = (*op)->common.aml_opcode;
status = walk_state->ascending_callback(walk_state);
status = acpi_ps_next_parse_state(walk_state, *op, status);
status2 = acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
status = AE_OK;
break;
case AE_CTRL_TERMINATE:
/* Clean up */
do {
if (*op) {
status2 =
acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
acpi_ut_delete_generic_state
(acpi_ut_pop_generic_state
(&walk_state->control_state));
}
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (*op);
return_ACPI_STATUS(AE_OK);
default: /* All other non-AE_OK status */
do {
if (*op) {
status2 =
acpi_ps_complete_this_op(walk_state, *op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (*op);
#if 0
/*
* TBD: Cleanup parse ops on error
*/
if (*op == NULL) {
acpi_ps_pop_scope(parser_state, op,
&walk_state->arg_types,
&walk_state->arg_count);
}
#endif
walk_state->prev_op = NULL;
walk_state->prev_arg_types = walk_state->arg_types;
return_ACPI_STATUS(status);
}
/* This scope complete? */
if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) {
acpi_ps_pop_scope(&(walk_state->parser_state), op,
&walk_state->arg_types,
&walk_state->arg_count);
ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op));
} else {
*op = NULL;
}
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_complete_final_op
*
* PARAMETERS: walk_state - Current state
* op - Current Op
* status - Current parse status before complete last
* Op
*
* RETURN: Status
*
* DESCRIPTION: Complete last Op.
*
******************************************************************************/
acpi_status
acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
union acpi_parse_object *op, acpi_status status)
{
acpi_status status2;
ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state);
/*
* Complete the last Op (if not completed), and clear the scope stack.
* It is easily possible to end an AML "package" with an unbounded number
* of open scopes (such as when several ASL blocks are closed with
* sequential closing braces). We want to terminate each one cleanly.
*/
ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n",
op));
do {
if (op) {
if (walk_state->ascending_callback != NULL) {
walk_state->op = op;
walk_state->op_info =
acpi_ps_get_opcode_info(op->common.
aml_opcode);
walk_state->opcode = op->common.aml_opcode;
status =
walk_state->ascending_callback(walk_state);
status =
acpi_ps_next_parse_state(walk_state, op,
status);
if (status == AE_CTRL_PENDING) {
status =
acpi_ps_complete_op(walk_state, &op,
AE_OK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
if (status == AE_CTRL_TERMINATE) {
status = AE_OK;
/* Clean up */
do {
if (op) {
status2 =
acpi_ps_complete_this_op
(walk_state, op);
if (ACPI_FAILURE
(status2)) {
return_ACPI_STATUS
(status2);
}
}
acpi_ps_pop_scope(&
(walk_state->
parser_state),
&op,
&walk_state->
arg_types,
&walk_state->
arg_count);
} while (op);
return_ACPI_STATUS(status);
}
else if (ACPI_FAILURE(status)) {
/* First error is most important */
(void)
acpi_ps_complete_this_op(walk_state,
op);
return_ACPI_STATUS(status);
}
}
status2 = acpi_ps_complete_this_op(walk_state, op);
if (ACPI_FAILURE(status2)) {
return_ACPI_STATUS(status2);
}
}
acpi_ps_pop_scope(&(walk_state->parser_state), &op,
&walk_state->arg_types,
&walk_state->arg_count);
} while (op);
return_ACPI_STATUS(status);
}
drivers/acpi/acpica/psopcode.c
浏览文件 @ 42f8fb75
......@@ -43,16 +43,12 @@
#include <acpi/acpi.h>
#include "accommon.h"
#include "acparser.h"
#include "acopcode.h"
#include "amlcode.h"
#define _COMPONENT ACPI_PARSER
ACPI_MODULE_NAME("psopcode")
static const u8 acpi_gbl_argument_count[] =
{ 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 6 };
/*******************************************************************************
*
* NAME: acpi_gbl_aml_op_info
......@@ -63,7 +59,6 @@ static const u8 acpi_gbl_argument_count[] =
* the operand type.
*
******************************************************************************/
/*
* Summary of opcode types/flags
*
......@@ -181,7 +176,6 @@ static const u8 acpi_gbl_argument_count[] =
AML_CREATE_QWORD_FIELD_OP
******************************************************************************/
/*
* Master Opcode information table. A summary of everything we know about each
* opcode, all in one place.
......@@ -656,169 +650,3 @@ const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = {
/*! [End] no source code translation !*/
};
/*
* This table is directly indexed by the opcodes, and returns an
* index into the table above
*/
static const u8 acpi_gbl_short_op_index[256] = {
/* 0 1 2 3 4 5 6 7 */
/* 8 9 A B C D E F */
/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK,
/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK,
/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK,
/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX,
/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
/* 0x38 */ 0x7F, 0x80, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC,
/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK,
/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A,
/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK,
/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45,
};
/*
* This table is indexed by the second opcode of the extended opcode
* pair. It returns an index into the opcode table (acpi_gbl_aml_op_info)
*/
static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = {
/* 0 1 2 3 4 5 6 7 */
/* 8 9 A B C D E F */
/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK,
/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B,
/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK,
/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
/* 0x88 */ 0x7C,
};
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_opcode_info
*
* PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the info about the opcode.
*
* DESCRIPTION: Find AML opcode description based on the opcode.
* NOTE: This procedure must ALWAYS return a valid pointer!
*
******************************************************************************/
const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
{
ACPI_FUNCTION_NAME(ps_get_opcode_info);
/*
* Detect normal 8-bit opcode or extended 16-bit opcode
*/
if (!(opcode & 0xFF00)) {
/* Simple (8-bit) opcode: 0-255, can't index beyond table */
return (&acpi_gbl_aml_op_info
[acpi_gbl_short_op_index[(u8) opcode]]);
}
if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) &&
(((u8) opcode) <= MAX_EXTENDED_OPCODE)) {
/* Valid extended (16-bit) opcode */
return (&acpi_gbl_aml_op_info
[acpi_gbl_long_op_index[(u8) opcode]]);
}
/* Unknown AML opcode */
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Unknown AML opcode [%4.4X]\n", opcode));
return (&acpi_gbl_aml_op_info[_UNK]);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_opcode_name
*
* PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the name of the opcode (ASCII String)
* Note: Never returns NULL.
*
* DESCRIPTION: Translate an opcode into a human-readable string
*
******************************************************************************/
char *acpi_ps_get_opcode_name(u16 opcode)
{
#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
const struct acpi_opcode_info *op;
op = acpi_ps_get_opcode_info(opcode);
/* Always guaranteed to return a valid pointer */
return (op->name);
#else
return ("OpcodeName unavailable");
#endif
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_argument_count
*
* PARAMETERS: op_type - Type associated with the AML opcode
*
* RETURN: Argument count
*
* DESCRIPTION: Obtain the number of expected arguments for an AML opcode
*
******************************************************************************/
u8 acpi_ps_get_argument_count(u32 op_type)
{
if (op_type <= AML_TYPE_EXEC_6A_0T_1R) {
return (acpi_gbl_argument_count[op_type]);
}
return (0);
}
drivers/acpi/acpica/psopinfo.c 0 → 100644
浏览文件 @ 42f8fb75
/******************************************************************************
*
* Module Name: psopinfo - AML opcode information functions and dispatch tables
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2012, 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 "accommon.h"
#include "acparser.h"
#include "acopcode.h"
#include "amlcode.h"
#define _COMPONENT ACPI_PARSER
ACPI_MODULE_NAME("psopinfo")
extern const u8 acpi_gbl_short_op_index[];
extern const u8 acpi_gbl_long_op_index[];
static const u8 acpi_gbl_argument_count[] =
{ 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 6 };
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_opcode_info
*
* PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the info about the opcode.
*
* DESCRIPTION: Find AML opcode description based on the opcode.
* NOTE: This procedure must ALWAYS return a valid pointer!
*
******************************************************************************/
const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
{
ACPI_FUNCTION_NAME(ps_get_opcode_info);
/*
* Detect normal 8-bit opcode or extended 16-bit opcode
*/
if (!(opcode & 0xFF00)) {
/* Simple (8-bit) opcode: 0-255, can't index beyond table */
return (&acpi_gbl_aml_op_info
[acpi_gbl_short_op_index[(u8)opcode]]);
}
if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) &&
(((u8)opcode) <= MAX_EXTENDED_OPCODE)) {
/* Valid extended (16-bit) opcode */
return (&acpi_gbl_aml_op_info
[acpi_gbl_long_op_index[(u8)opcode]]);
}
/* Unknown AML opcode */
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Unknown AML opcode [%4.4X]\n", opcode));
return (&acpi_gbl_aml_op_info[_UNK]);
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_opcode_name
*
* PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the name of the opcode (ASCII String)
* Note: Never returns NULL.
*
* DESCRIPTION: Translate an opcode into a human-readable string
*
******************************************************************************/
char *acpi_ps_get_opcode_name(u16 opcode)
{
#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
const struct acpi_opcode_info *op;
op = acpi_ps_get_opcode_info(opcode);
/* Always guaranteed to return a valid pointer */
return (op->name);
#else
return ("OpcodeName unavailable");
#endif
}
/*******************************************************************************
*
* FUNCTION: acpi_ps_get_argument_count
*
* PARAMETERS: op_type - Type associated with the AML opcode
*
* RETURN: Argument count
*
* DESCRIPTION: Obtain the number of expected arguments for an AML opcode
*
******************************************************************************/
u8 acpi_ps_get_argument_count(u32 op_type)
{
if (op_type <= AML_TYPE_EXEC_6A_0T_1R) {
return (acpi_gbl_argument_count[op_type]);
}
return (0);
}
/*
* This table is directly indexed by the opcodes It returns
* an index into the opcode table (acpi_gbl_aml_op_info)
*/
const u8 acpi_gbl_short_op_index[256] = {
/* 0 1 2 3 4 5 6 7 */
/* 8 9 A B C D E F */
/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK,
/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK,
/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK,
/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX,
/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
/* 0x38 */ 0x7F, 0x80, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC,
/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK,
/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A,
/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK,
/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45,
};
/*
* This table is indexed by the second opcode of the extended opcode
* pair. It returns an index into the opcode table (acpi_gbl_aml_op_info)
*/
const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = {
/* 0 1 2 3 4 5 6 7 */
/* 8 9 A B C D E F */
/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK,
/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B,
/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK,
/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
/* 0x88 */ 0x7C,
};
drivers/acpi/acpica/rsdump.c
浏览文件 @ 42f8fb75
......@@ -77,419 +77,16 @@ static void acpi_rs_dump_address_common(union acpi_resource_data *resource);
static void
acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table);
#define ACPI_RSD_OFFSET(f) (u8) ACPI_OFFSET (union acpi_resource_data,f)
#define ACPI_PRT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_pci_routing_table,f)
#define ACPI_RSD_TABLE_SIZE(name) (sizeof(name) / sizeof (struct acpi_rsdump_info))
/*******************************************************************************
*
* Resource Descriptor info tables
*
* Note: The first table entry must be a Title or Literal and must contain
* the table length (number of table entries)
*
******************************************************************************/
struct acpi_rsdump_info acpi_rs_dump_irq[7] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_irq), "IRQ", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.descriptor_length),
"Descriptor Length", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.triggering), "Triggering",
acpi_gbl_he_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.polarity), "Polarity",
acpi_gbl_ll_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(irq.sharable), "Sharing",
acpi_gbl_shr_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.interrupt_count),
"Interrupt Count", NULL},
{ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(irq.interrupts[0]),
"Interrupt List", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_dma[6] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_dma), "DMA", NULL},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.type), "Speed",
acpi_gbl_typ_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(dma.bus_master), "Mastering",
acpi_gbl_bm_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.transfer), "Transfer Type",
acpi_gbl_siz_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(dma.channel_count), "Channel Count",
NULL},
{ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(dma.channels[0]), "Channel List",
NULL}
};
struct acpi_rsdump_info acpi_rs_dump_start_dpf[4] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_start_dpf),
"Start-Dependent-Functions", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(start_dpf.descriptor_length),
"Descriptor Length", NULL},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.compatibility_priority),
"Compatibility Priority", acpi_gbl_config_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.performance_robustness),
"Performance/Robustness", acpi_gbl_config_decode}
};
struct acpi_rsdump_info acpi_rs_dump_end_dpf[1] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_dpf),
"End-Dependent-Functions", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_io[6] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io), "I/O", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(io.io_decode), "Address Decoding",
acpi_gbl_io_decode},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.minimum), "Address Minimum", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.maximum), "Address Maximum", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.alignment), "Alignment", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.address_length), "Address Length",
NULL}
};
struct acpi_rsdump_info acpi_rs_dump_fixed_io[3] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_io),
"Fixed I/O", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_io.address), "Address", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_io.address_length),
"Address Length", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_vendor[3] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_vendor),
"Vendor Specific", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(vendor.byte_length), "Length", NULL},
{ACPI_RSD_LONGLIST, ACPI_RSD_OFFSET(vendor.byte_data[0]), "Vendor Data",
NULL}
};
struct acpi_rsdump_info acpi_rs_dump_end_tag[1] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_tag), "EndTag",
NULL}
};
struct acpi_rsdump_info acpi_rs_dump_memory24[6] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory24),
"24-Bit Memory Range", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory24.write_protect),
"Write Protect", acpi_gbl_rw_decode},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.minimum), "Address Minimum",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.maximum), "Address Maximum",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.alignment), "Alignment",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.address_length),
"Address Length", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_memory32[6] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory32),
"32-Bit Memory Range", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory32.write_protect),
"Write Protect", acpi_gbl_rw_decode},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.minimum), "Address Minimum",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.maximum), "Address Maximum",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.alignment), "Alignment",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.address_length),
"Address Length", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[4] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_memory32),
"32-Bit Fixed Memory Range", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(fixed_memory32.write_protect),
"Write Protect", acpi_gbl_rw_decode},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address), "Address",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address_length),
"Address Length", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_address16[8] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address16),
"16-Bit WORD Address Space", NULL},
{ACPI_RSD_ADDRESS, 0, NULL, NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.granularity), "Granularity",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.minimum), "Address Minimum",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.maximum), "Address Maximum",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.translation_offset),
"Translation Offset", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.address_length),
"Address Length", NULL},
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address16.resource_source), NULL, NULL}
};
struct acpi_rsdump_info acpi_rs_dump_address32[8] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address32),
"32-Bit DWORD Address Space", NULL},
{ACPI_RSD_ADDRESS, 0, NULL, NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.granularity), "Granularity",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.minimum), "Address Minimum",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.maximum), "Address Maximum",
NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.translation_offset),
"Translation Offset", NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.address_length),
"Address Length", NULL},
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address32.resource_source), NULL, NULL}
};
struct acpi_rsdump_info acpi_rs_dump_address64[8] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address64),
"64-Bit QWORD Address Space", NULL},
{ACPI_RSD_ADDRESS, 0, NULL, NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.granularity), "Granularity",
NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.minimum), "Address Minimum",
NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.maximum), "Address Maximum",
NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.translation_offset),
"Translation Offset", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.address_length),
"Address Length", NULL},
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address64.resource_source), NULL, NULL}
};
struct acpi_rsdump_info acpi_rs_dump_ext_address64[8] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_address64),
"64-Bit Extended Address Space", NULL},
{ACPI_RSD_ADDRESS, 0, NULL, NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.granularity),
"Granularity", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.minimum),
"Address Minimum", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.maximum),
"Address Maximum", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.translation_offset),
"Translation Offset", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.address_length),
"Address Length", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.type_specific),
"Type-Specific Attribute", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_ext_irq[8] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_irq),
"Extended IRQ", NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.producer_consumer),
"Type", acpi_gbl_consume_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.triggering),
"Triggering", acpi_gbl_he_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.polarity), "Polarity",
acpi_gbl_ll_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(extended_irq.sharable), "Sharing",
acpi_gbl_shr_decode},
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(extended_irq.resource_source), NULL,
NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(extended_irq.interrupt_count),
"Interrupt Count", NULL},
{ACPI_RSD_DWORDLIST, ACPI_RSD_OFFSET(extended_irq.interrupts[0]),
"Interrupt List", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_generic_reg[6] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_generic_reg),
"Generic Register", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.space_id), "Space ID",
NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_width), "Bit Width",
NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_offset), "Bit Offset",
NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.access_size),
"Access Size", NULL},
{ACPI_RSD_UINT64, ACPI_RSD_OFFSET(generic_reg.address), "Address", NULL}
};
struct acpi_rsdump_info acpi_rs_dump_gpio[16] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_gpio), "GPIO", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.revision_id), "RevisionId", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.connection_type),
"ConnectionType", acpi_gbl_ct_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.producer_consumer),
"ProducerConsumer", acpi_gbl_consume_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.pin_config), "PinConfig",
acpi_gbl_ppc_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.sharable), "Sharing",
acpi_gbl_shr_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.io_restriction),
"IoRestriction", acpi_gbl_ior_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.triggering), "Triggering",
acpi_gbl_he_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.polarity), "Polarity",
acpi_gbl_ll_decode},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.drive_strength), "DriveStrength",
NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.debounce_timeout),
"DebounceTimeout", NULL},
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(gpio.resource_source),
"ResourceSource", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.pin_table_length),
"PinTableLength", NULL},
{ACPI_RSD_WORDLIST, ACPI_RSD_OFFSET(gpio.pin_table), "PinTable", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.vendor_length), "VendorLength",
NULL},
{ACPI_RSD_SHORTLISTX, ACPI_RSD_OFFSET(gpio.vendor_data), "VendorData",
NULL},
};
struct acpi_rsdump_info acpi_rs_dump_fixed_dma[4] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_dma),
"FixedDma", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.request_lines),
"RequestLines", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.channels), "Channels",
NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_dma.width), "TransferWidth",
acpi_gbl_dts_decode},
};
#define ACPI_RS_DUMP_COMMON_SERIAL_BUS \
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.revision_id), "RevisionId", NULL}, \
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type), "Type", acpi_gbl_sbt_decode}, \
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.producer_consumer), "ProducerConsumer", acpi_gbl_consume_decode}, \
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.slave_mode), "SlaveMode", acpi_gbl_sm_decode}, \
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type_revision_id), "TypeRevisionId", NULL}, \
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.type_data_length), "TypeDataLength", NULL}, \
{ACPI_RSD_SOURCE, ACPI_RSD_OFFSET (common_serial_bus.resource_source), "ResourceSource", NULL}, \
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.vendor_length), "VendorLength", NULL}, \
{ACPI_RSD_SHORTLISTX,ACPI_RSD_OFFSET (common_serial_bus.vendor_data), "VendorData", NULL},
struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[10] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_common_serial_bus),
"Common Serial Bus", NULL},
ACPI_RS_DUMP_COMMON_SERIAL_BUS
};
struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[13] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_i2c_serial_bus),
"I2C Serial Bus", NULL},
ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
ACPI_RSD_OFFSET(i2c_serial_bus.
access_mode),
"AccessMode", acpi_gbl_am_decode},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(i2c_serial_bus.connection_speed),
"ConnectionSpeed", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(i2c_serial_bus.slave_address),
"SlaveAddress", NULL},
};
struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[17] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_spi_serial_bus),
"Spi Serial Bus", NULL},
ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
ACPI_RSD_OFFSET(spi_serial_bus.
wire_mode), "WireMode",
acpi_gbl_wm_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(spi_serial_bus.device_polarity),
"DevicePolarity", acpi_gbl_dp_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.data_bit_length),
"DataBitLength", NULL},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_phase),
"ClockPhase", acpi_gbl_cph_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_polarity),
"ClockPolarity", acpi_gbl_cpo_decode},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(spi_serial_bus.device_selection),
"DeviceSelection", NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(spi_serial_bus.connection_speed),
"ConnectionSpeed", NULL},
};
struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[19] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_uart_serial_bus),
"Uart Serial Bus", NULL},
ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_2BITFLAG,
ACPI_RSD_OFFSET(uart_serial_bus.
flow_control),
"FlowControl", acpi_gbl_fc_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.stop_bits),
"StopBits", acpi_gbl_sb_decode},
{ACPI_RSD_3BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.data_bits),
"DataBits", acpi_gbl_bpb_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.endian), "Endian",
acpi_gbl_ed_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.parity), "Parity",
acpi_gbl_pt_decode},
{ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.lines_enabled),
"LinesEnabled", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.rx_fifo_size),
"RxFifoSize", NULL},
{ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.tx_fifo_size),
"TxFifoSize", NULL},
{ACPI_RSD_UINT32, ACPI_RSD_OFFSET(uart_serial_bus.default_baud_rate),
"ConnectionSpeed", NULL},
};
/*
* Tables used for common address descriptor flag fields
*/
static struct acpi_rsdump_info acpi_rs_dump_general_flags[5] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_general_flags), NULL,
NULL},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.producer_consumer),
"Consumer/Producer", acpi_gbl_consume_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.decode), "Address Decode",
acpi_gbl_dec_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.min_address_fixed),
"Min Relocatability", acpi_gbl_min_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.max_address_fixed),
"Max Relocatability", acpi_gbl_max_decode}
};
static struct acpi_rsdump_info acpi_rs_dump_memory_flags[5] = {
{ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory_flags),
"Resource Type", (void *)"Memory Range"},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.write_protect),
"Write Protect", acpi_gbl_rw_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.caching),
"Caching", acpi_gbl_mem_decode},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.range_type),
"Range Type", acpi_gbl_mtp_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.translation),
"Translation", acpi_gbl_ttp_decode}
};
static struct acpi_rsdump_info acpi_rs_dump_io_flags[4] = {
{ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io_flags),
"Resource Type", (void *)"I/O Range"},
{ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.io.range_type),
"Range Type", acpi_gbl_rng_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation),
"Translation", acpi_gbl_ttp_decode},
{ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation_type),
"Translation Type", acpi_gbl_trs_decode}
};
/*
* Table used to dump _PRT contents
*/
static struct acpi_rsdump_info acpi_rs_dump_prt[5] = {
{ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_prt), NULL, NULL},
{ACPI_RSD_UINT64, ACPI_PRT_OFFSET(address), "Address", NULL},
{ACPI_RSD_UINT32, ACPI_PRT_OFFSET(pin), "Pin", NULL},
{ACPI_RSD_STRING, ACPI_PRT_OFFSET(source[0]), "Source", NULL},
{ACPI_RSD_UINT32, ACPI_PRT_OFFSET(source_index), "Source Index", NULL}
};
/*******************************************************************************
*
* FUNCTION: acpi_rs_dump_descriptor
*
* PARAMETERS: Resource
* PARAMETERS: resource - Buffer containing the resource
* table - Table entry to decode the resource
*
* RETURN: None
*
* DESCRIPTION:
* DESCRIPTION: Dump a resource descriptor based on a dump table entry.
*
******************************************************************************/
......
drivers/acpi/acpica/rsdumpinfo.c 0 → 100644
浏览文件 @ 42f8fb75
此差异已折叠。
drivers/acpi/acpica/utmisc.c
浏览文件 @ 42f8fb75
此差异已折叠。
drivers/acpi/acpica/utownerid.c 0 → 100644
浏览文件 @ 42f8fb75
此差异已折叠。
drivers/acpi/acpica/utstring.c 0 → 100644
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include/acpi/acconfig.h
浏览文件 @ 42f8fb75
......@@ -191,6 +191,7 @@
/* Maximum space_ids for Operation Regions */
#define ACPI_MAX_ADDRESS_SPACE 255
#define ACPI_NUM_DEFAULT_SPACES 4
/* Array sizes. Used for range checking also */
......
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