| |
| /****************************************************************************** |
| * |
| * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These |
| * interfaces must be implemented by OSL to interface the |
| * ACPI components to the host operating system. |
| * |
| *****************************************************************************/ |
| |
| |
| /* |
| * Copyright (C) 2000 - 2005, R. Byron Moore |
| * 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 __ACPIOSXF_H__ |
| #define __ACPIOSXF_H__ |
| |
| #include "platform/acenv.h" |
| #include "actypes.h" |
| |
| |
| /* Priorities for acpi_os_queue_for_execution */ |
| |
| #define OSD_PRIORITY_GPE 1 |
| #define OSD_PRIORITY_HIGH 2 |
| #define OSD_PRIORITY_MED 3 |
| #define OSD_PRIORITY_LO 4 |
| |
| #define ACPI_NO_UNIT_LIMIT ((u32) -1) |
| #define ACPI_MUTEX_SEM 1 |
| |
| |
| /* Functions for acpi_os_signal */ |
| |
| #define ACPI_SIGNAL_FATAL 0 |
| #define ACPI_SIGNAL_BREAKPOINT 1 |
| |
| struct acpi_signal_fatal_info |
| { |
| u32 type; |
| u32 code; |
| u32 argument; |
| }; |
| |
| |
| /* |
| * OSL Initialization and shutdown primitives |
| */ |
| |
| acpi_status |
| acpi_os_initialize ( |
| void); |
| |
| acpi_status |
| acpi_os_terminate ( |
| void); |
| |
| |
| /* |
| * ACPI Table interfaces |
| */ |
| |
| acpi_status |
| acpi_os_get_root_pointer ( |
| u32 flags, |
| struct acpi_pointer *address); |
| |
| acpi_status |
| acpi_os_predefined_override ( |
| const struct acpi_predefined_names *init_val, |
| acpi_string *new_val); |
| |
| acpi_status |
| acpi_os_table_override ( |
| struct acpi_table_header *existing_table, |
| struct acpi_table_header **new_table); |
| |
| |
| /* |
| * Synchronization primitives |
| */ |
| |
| acpi_status |
| acpi_os_create_semaphore ( |
| u32 max_units, |
| u32 initial_units, |
| acpi_handle *out_handle); |
| |
| acpi_status |
| acpi_os_delete_semaphore ( |
| acpi_handle handle); |
| |
| acpi_status |
| acpi_os_wait_semaphore ( |
| acpi_handle handle, |
| u32 units, |
| u16 timeout); |
| |
| acpi_status |
| acpi_os_signal_semaphore ( |
| acpi_handle handle, |
| u32 units); |
| |
| acpi_status |
| acpi_os_create_lock ( |
| acpi_handle *out_handle); |
| |
| void |
| acpi_os_delete_lock ( |
| acpi_handle handle); |
| |
| void |
| acpi_os_acquire_lock ( |
| acpi_handle handle, |
| u32 flags); |
| |
| void |
| acpi_os_release_lock ( |
| acpi_handle handle, |
| u32 flags); |
| |
| |
| /* |
| * Memory allocation and mapping |
| */ |
| |
| void * |
| acpi_os_allocate ( |
| acpi_size size); |
| |
| void |
| acpi_os_free ( |
| void * memory); |
| |
| acpi_status |
| acpi_os_map_memory ( |
| acpi_physical_address physical_address, |
| acpi_size size, |
| void __iomem **logical_address); |
| |
| void |
| acpi_os_unmap_memory ( |
| void __iomem *logical_address, |
| acpi_size size); |
| |
| #ifdef ACPI_FUTURE_USAGE |
| acpi_status |
| acpi_os_get_physical_address ( |
| void *logical_address, |
| acpi_physical_address *physical_address); |
| #endif |
| |
| |
| /* |
| * Interrupt handlers |
| */ |
| |
| acpi_status |
| acpi_os_install_interrupt_handler ( |
| u32 gsi, |
| acpi_osd_handler service_routine, |
| void *context); |
| |
| acpi_status |
| acpi_os_remove_interrupt_handler ( |
| u32 gsi, |
| acpi_osd_handler service_routine); |
| |
| |
| /* |
| * Threads and Scheduling |
| */ |
| |
| u32 |
| acpi_os_get_thread_id ( |
| void); |
| |
| acpi_status |
| acpi_os_queue_for_execution ( |
| u32 priority, |
| acpi_osd_exec_callback function, |
| void *context); |
| |
| void |
| acpi_os_wait_events_complete( |
| void * context); |
| |
| void |
| acpi_os_wait_events_complete ( |
| void *context); |
| |
| void |
| acpi_os_sleep ( |
| acpi_integer milliseconds); |
| |
| void |
| acpi_os_stall ( |
| u32 microseconds); |
| |
| |
| /* |
| * Platform and hardware-independent I/O interfaces |
| */ |
| |
| acpi_status |
| acpi_os_read_port ( |
| acpi_io_address address, |
| u32 *value, |
| u32 width); |
| |
| acpi_status |
| acpi_os_write_port ( |
| acpi_io_address address, |
| u32 value, |
| u32 width); |
| |
| |
| /* |
| * Platform and hardware-independent physical memory interfaces |
| */ |
| |
| acpi_status |
| acpi_os_read_memory ( |
| acpi_physical_address address, |
| u32 *value, |
| u32 width); |
| |
| acpi_status |
| acpi_os_write_memory ( |
| acpi_physical_address address, |
| u32 value, |
| u32 width); |
| |
| |
| /* |
| * Platform and hardware-independent PCI configuration space access |
| * Note: Can't use "Register" as a parameter, changed to "Reg" -- |
| * certain compilers complain. |
| */ |
| |
| acpi_status |
| acpi_os_read_pci_configuration ( |
| struct acpi_pci_id *pci_id, |
| u32 reg, |
| void *value, |
| u32 width); |
| |
| acpi_status |
| acpi_os_write_pci_configuration ( |
| struct acpi_pci_id *pci_id, |
| u32 reg, |
| acpi_integer value, |
| u32 width); |
| |
| /* |
| * Interim function needed for PCI IRQ routing |
| */ |
| |
| void |
| acpi_os_derive_pci_id( |
| acpi_handle rhandle, |
| acpi_handle chandle, |
| struct acpi_pci_id **pci_id); |
| |
| /* |
| * Miscellaneous |
| */ |
| |
| u8 |
| acpi_os_readable ( |
| void *pointer, |
| acpi_size length); |
| |
| #ifdef ACPI_FUTURE_USAGE |
| u8 |
| acpi_os_writable ( |
| void *pointer, |
| acpi_size length); |
| #endif |
| |
| u64 |
| acpi_os_get_timer ( |
| void); |
| |
| acpi_status |
| acpi_os_signal ( |
| u32 function, |
| void *info); |
| |
| /* |
| * Debug print routines |
| */ |
| |
| void ACPI_INTERNAL_VAR_XFACE |
| acpi_os_printf ( |
| const char *format, |
| ...); |
| |
| void |
| acpi_os_vprintf ( |
| const char *format, |
| va_list args); |
| |
| void |
| acpi_os_redirect_output ( |
| void *destination); |
| |
| |
| /* |
| * Debug input |
| */ |
| |
| #ifdef ACPI_FUTURE_USAGE |
| u32 |
| acpi_os_get_line ( |
| char *buffer); |
| #endif |
| |
| |
| /* |
| * Directory manipulation |
| */ |
| |
| void * |
| acpi_os_open_directory ( |
| char *pathname, |
| char *wildcard_spec, |
| char requested_file_type); |
| |
| /* requeste_file_type values */ |
| |
| #define REQUEST_FILE_ONLY 0 |
| #define REQUEST_DIR_ONLY 1 |
| |
| |
| char * |
| acpi_os_get_next_filename ( |
| void *dir_handle); |
| |
| void |
| acpi_os_close_directory ( |
| void *dir_handle); |
| |
| /* |
| * Debug |
| */ |
| |
| void |
| acpi_os_dbg_assert( |
| void *failed_assertion, |
| void *file_name, |
| u32 line_number, |
| char *message); |
| |
| |
| #endif /* __ACPIOSXF_H__ */ |
