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linux-next/drivers/acpi/acpica/acresrc.h
Bob Moore 4ac4c5fad8 ACPICA: Headers: Deploy #pragma pack (push) and (pop). 
Use push and pop to both guarantee that the correct alignment is used,
and to restore the alignment to whatever it was before the header
was included.

It is reported that the #pragma pack(push/pop) directives are not supported
by the specific GCCs, but this patch still doesn't affect kernel build
as there are already #pragma pack([1]) directives used in the old ACPICA
headers, which means there shouldn't be GCCs that are currently used to
compile the ACPI kernels do not support #pragma pack() directives.

References: https://bugs.acpica.org/show_bug.cgi?id=1058
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-27 00:45:59 +01:00

386 lines
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/******************************************************************************
*
* Name: acresrc.h - Resource Manager function prototypes
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2014, 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.
*/
#ifndef __ACRESRC_H__
#define __ACRESRC_H__
/* Need the AML resource descriptor structs */
#include "amlresrc.h"
#pragma pack(push) /* Set default struct packing */
/*
* If possible, pack the following structures to byte alignment, since we
* don't care about performance for debug output. Two cases where we cannot
* pack the structures:
*
* 1) Hardware does not support misaligned memory transfers
* 2) Compiler does not support pointers within packed structures
*/
#if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
#pragma pack(1)
#endif
/*
* Individual entry for the resource conversion tables
*/
typedef const struct acpi_rsconvert_info {
u8 opcode;
u8 resource_offset;
u8 aml_offset;
u8 value;
} acpi_rsconvert_info;
/* Resource conversion opcodes */
typedef enum {
ACPI_RSC_INITGET = 0,
ACPI_RSC_INITSET,
ACPI_RSC_FLAGINIT,
ACPI_RSC_1BITFLAG,
ACPI_RSC_2BITFLAG,
ACPI_RSC_3BITFLAG,
ACPI_RSC_ADDRESS,
ACPI_RSC_BITMASK,
ACPI_RSC_BITMASK16,
ACPI_RSC_COUNT,
ACPI_RSC_COUNT16,
ACPI_RSC_COUNT_GPIO_PIN,
ACPI_RSC_COUNT_GPIO_RES,
ACPI_RSC_COUNT_GPIO_VEN,
ACPI_RSC_COUNT_SERIAL_RES,
ACPI_RSC_COUNT_SERIAL_VEN,
ACPI_RSC_DATA8,
ACPI_RSC_EXIT_EQ,
ACPI_RSC_EXIT_LE,
ACPI_RSC_EXIT_NE,
ACPI_RSC_LENGTH,
ACPI_RSC_MOVE_GPIO_PIN,
ACPI_RSC_MOVE_GPIO_RES,
ACPI_RSC_MOVE_SERIAL_RES,
ACPI_RSC_MOVE_SERIAL_VEN,
ACPI_RSC_MOVE8,
ACPI_RSC_MOVE16,
ACPI_RSC_MOVE32,
ACPI_RSC_MOVE64,
ACPI_RSC_SET8,
ACPI_RSC_SOURCE,
ACPI_RSC_SOURCEX
} ACPI_RSCONVERT_OPCODES;
/* Resource Conversion sub-opcodes */
#define ACPI_RSC_COMPARE_AML_LENGTH 0
#define ACPI_RSC_COMPARE_VALUE 1
#define ACPI_RSC_TABLE_SIZE(d) (sizeof (d) / sizeof (struct acpi_rsconvert_info))
#define ACPI_RS_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_resource,f)
#define AML_OFFSET(f) (u8) ACPI_OFFSET (union aml_resource,f)
/*
* Individual entry for the resource dump tables
*/
typedef const struct acpi_rsdump_info {
u8 opcode;
u8 offset;
char *name;
const char **pointer;
} acpi_rsdump_info;
/* Values for the Opcode field above */
typedef enum {
ACPI_RSD_TITLE = 0,
ACPI_RSD_1BITFLAG,
ACPI_RSD_2BITFLAG,
ACPI_RSD_3BITFLAG,
ACPI_RSD_ADDRESS,
ACPI_RSD_DWORDLIST,
ACPI_RSD_LITERAL,
ACPI_RSD_LONGLIST,
ACPI_RSD_SHORTLIST,
ACPI_RSD_SHORTLISTX,
ACPI_RSD_SOURCE,
ACPI_RSD_STRING,
ACPI_RSD_UINT8,
ACPI_RSD_UINT16,
ACPI_RSD_UINT32,
ACPI_RSD_UINT64,
ACPI_RSD_WORDLIST
} ACPI_RSDUMP_OPCODES;
/* restore default alignment */
#pragma pack()
/* Resource tables indexed by internal resource type */
extern const u8 acpi_gbl_aml_resource_sizes[];
extern const u8 acpi_gbl_aml_resource_serial_bus_sizes[];
extern struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[];
/* Resource tables indexed by raw AML resource descriptor type */
extern const u8 acpi_gbl_resource_struct_sizes[];
extern const u8 acpi_gbl_resource_struct_serial_bus_sizes[];
extern struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[];
extern struct acpi_rsconvert_info
*acpi_gbl_convert_resource_serial_bus_dispatch[];
struct acpi_vendor_walk_info {
struct acpi_vendor_uuid *uuid;
struct acpi_buffer *buffer;
acpi_status status;
};
/*
* rscreate
*/
acpi_status
acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
struct acpi_buffer *output_buffer);
acpi_status
acpi_rs_create_aml_resources(struct acpi_buffer *resource_list,
struct acpi_buffer *output_buffer);
acpi_status
acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
struct acpi_buffer *output_buffer);
/*
* rsutils
*/
acpi_status
acpi_rs_get_prt_method_data(struct acpi_namespace_node *node,
struct acpi_buffer *ret_buffer);
acpi_status
acpi_rs_get_crs_method_data(struct acpi_namespace_node *node,
struct acpi_buffer *ret_buffer);
acpi_status
acpi_rs_get_prs_method_data(struct acpi_namespace_node *node,
struct acpi_buffer *ret_buffer);
acpi_status
acpi_rs_get_method_data(acpi_handle handle,
char *path, struct acpi_buffer *ret_buffer);
acpi_status
acpi_rs_set_srs_method_data(struct acpi_namespace_node *node,
struct acpi_buffer *ret_buffer);
acpi_status
acpi_rs_get_aei_method_data(struct acpi_namespace_node *node,
struct acpi_buffer *ret_buffer);
/*
* rscalc
*/
acpi_status
acpi_rs_get_list_length(u8 * aml_buffer,
u32 aml_buffer_length, acpi_size * size_needed);
acpi_status
acpi_rs_get_aml_length(struct acpi_resource *resource_list,
acpi_size resource_list_size, acpi_size * size_needed);
acpi_status
acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object,
acpi_size * buffer_size_needed);
acpi_status
acpi_rs_convert_aml_to_resources(u8 * aml,
u32 length,
u32 offset, u8 resource_index, void **context);
acpi_status
acpi_rs_convert_resources_to_aml(struct acpi_resource *resource,
acpi_size aml_size_needed, u8 * output_buffer);
/*
* rsaddr
*/
void
acpi_rs_set_address_common(union aml_resource *aml,
struct acpi_resource *resource);
u8
acpi_rs_get_address_common(struct acpi_resource *resource,
union aml_resource *aml);
/*
* rsmisc
*/
acpi_status
acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
union aml_resource *aml,
struct acpi_rsconvert_info *info);
acpi_status
acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
union aml_resource *aml,
struct acpi_rsconvert_info *info);
/*
* rsutils
*/
void
acpi_rs_move_data(void *destination,
void *source, u16 item_count, u8 move_type);
u8 acpi_rs_decode_bitmask(u16 mask, u8 * list);
u16 acpi_rs_encode_bitmask(u8 * list, u8 count);
acpi_rs_length
acpi_rs_get_resource_source(acpi_rs_length resource_length,
acpi_rs_length minimum_length,
struct acpi_resource_source *resource_source,
union aml_resource *aml, char *string_ptr);
acpi_rsdesc_size
acpi_rs_set_resource_source(union aml_resource *aml,
acpi_rs_length minimum_length,
struct acpi_resource_source *resource_source);
void
acpi_rs_set_resource_header(u8 descriptor_type,
acpi_rsdesc_size total_length,
union aml_resource *aml);
void
acpi_rs_set_resource_length(acpi_rsdesc_size total_length,
union aml_resource *aml);
/*
* rsdump
*/
void acpi_rs_dump_resource_list(struct acpi_resource *resource);
void acpi_rs_dump_irq_list(u8 * route_table);
/*
* Resource conversion tables
*/
extern struct acpi_rsconvert_info acpi_rs_convert_dma[];
extern struct acpi_rsconvert_info acpi_rs_convert_end_dpf[];
extern struct acpi_rsconvert_info acpi_rs_convert_io[];
extern struct acpi_rsconvert_info acpi_rs_convert_fixed_io[];
extern struct acpi_rsconvert_info acpi_rs_convert_end_tag[];
extern struct acpi_rsconvert_info acpi_rs_convert_memory24[];
extern struct acpi_rsconvert_info acpi_rs_convert_generic_reg[];
extern struct acpi_rsconvert_info acpi_rs_convert_memory32[];
extern struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[];
extern struct acpi_rsconvert_info acpi_rs_convert_address32[];
extern struct acpi_rsconvert_info acpi_rs_convert_address16[];
extern struct acpi_rsconvert_info acpi_rs_convert_ext_irq[];
extern struct acpi_rsconvert_info acpi_rs_convert_address64[];
extern struct acpi_rsconvert_info acpi_rs_convert_ext_address64[];
extern struct acpi_rsconvert_info acpi_rs_convert_gpio[];
extern struct acpi_rsconvert_info acpi_rs_convert_fixed_dma[];
extern struct acpi_rsconvert_info acpi_rs_convert_i2c_serial_bus[];
extern struct acpi_rsconvert_info acpi_rs_convert_spi_serial_bus[];
extern struct acpi_rsconvert_info acpi_rs_convert_uart_serial_bus[];
/* These resources require separate get/set tables */
extern struct acpi_rsconvert_info acpi_rs_get_irq[];
extern struct acpi_rsconvert_info acpi_rs_get_start_dpf[];
extern struct acpi_rsconvert_info acpi_rs_get_vendor_small[];
extern struct acpi_rsconvert_info acpi_rs_get_vendor_large[];
extern struct acpi_rsconvert_info acpi_rs_set_irq[];
extern struct acpi_rsconvert_info acpi_rs_set_start_dpf[];
extern struct acpi_rsconvert_info acpi_rs_set_vendor[];
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
/*
* rsinfo
*/
extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[];
extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[];
/*
* 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[];
extern struct acpi_rsdump_info acpi_rs_dump_address64[];
extern struct acpi_rsdump_info acpi_rs_dump_ext_address64[];
extern struct acpi_rsdump_info acpi_rs_dump_ext_irq[];
extern struct acpi_rsdump_info acpi_rs_dump_generic_reg[];
extern struct acpi_rsdump_info acpi_rs_dump_gpio[];
extern struct acpi_rsdump_info acpi_rs_dump_fixed_dma[];
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
#pragma pack(pop) /* Restore original struct packing */
#endif /* __ACRESRC_H__ */
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