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ACPICA: Linux OSL: cleanup/update/merge 

Merge the OSL with the actual file used by Linux, so that the
file does not require patching when integrated with Linux. General
cleanup and some restructuring.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore 2009-04-22 13:39:47 +08:00 committed by Len Brown
parent 2b09ce98a2
commit e0c437bcca
1 changed files with 38 additions and 25 deletions
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63
include/acpi/platform/aclinux.h
View File

@ -1,11 +1,11 @@
/******************************************************************************
*
* Name: aclinux.h - OS specific defines, etc.
* Name: aclinux.h - OS specific defines, etc. for Linux
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2008, Intel Corp.
* Copyright (C) 2000 - 2009, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -44,10 +44,13 @@
#ifndef __ACLINUX_H__
#define __ACLINUX_H__
/* Common (in-kernel/user-space) ACPICA configuration */
#define ACPI_USE_SYSTEM_CLIBRARY
#define ACPI_USE_DO_WHILE_0
#define ACPI_MUTEX_TYPE ACPI_BINARY_SEMAPHORE
#ifdef __KERNEL__
#include <linux/string.h>
@ -63,15 +66,18 @@
#include <linux/spinlock_types.h>
#include <asm/current.h>
/* Host-dependent types and defines */
/* Host-dependent types and defines for in-kernel ACPICA */
#define ACPI_MACHINE_WIDTH BITS_PER_LONG
#define acpi_cache_t struct kmem_cache
#define acpi_spinlock spinlock_t *
#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
#define strtoul simple_strtoul
#else /* !__KERNEL__ */
#define acpi_cache_t struct kmem_cache
#define acpi_spinlock spinlock_t *
#define acpi_cpu_flags unsigned long
#define acpi_thread_id struct task_struct *
#else /* !__KERNEL__ */
#include <stdarg.h>
#include <string.h>
@ -79,6 +85,11 @@
#include <ctype.h>
#include <unistd.h>
/* Host-dependent types and defines for user-space ACPICA */
#define ACPI_FLUSH_CPU_CACHE()
#define acpi_thread_id pthread_t
#if defined(__ia64__) || defined(__x86_64__)
#define ACPI_MACHINE_WIDTH 64
#define COMPILER_DEPENDENT_INT64 long
@ -94,17 +105,17 @@
#define __cdecl
#endif
#define ACPI_FLUSH_CPU_CACHE()
#endif /* __KERNEL__ */
#endif /* __KERNEL__ */
/* Linux uses GCC */
#include "acgcc.h"
#define acpi_cpu_flags unsigned long
#define acpi_thread_id struct task_struct *
#ifdef __KERNEL__
/*
* Overrides for in-kernel ACPICA
*/
static inline acpi_thread_id acpi_os_get_thread_id(void)
{
return current;
@ -119,30 +130,32 @@ static inline acpi_thread_id acpi_os_get_thread_id(void)
#include <acpi/actypes.h>
static inline void *acpi_os_allocate(acpi_size size)
{
return kmalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
return kmalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
}
static inline void *acpi_os_allocate_zeroed(acpi_size size)
{
return kzalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
return kzalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
}
static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
{
return kmem_cache_zalloc(cache,
irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
}
#define ACPI_ALLOCATE(a) acpi_os_allocate(a)
#define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed(a)
#define ACPI_FREE(a) kfree(a)
#define ACPI_ALLOCATE(a) acpi_os_allocate(a)
#define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed(a)
#define ACPI_FREE(a) kfree(a)
/*
* We need to show where it is safe to preempt execution of ACPICA
*/
#define ACPI_PREEMPTION_POINT() \
do { \
if (!irqs_disabled()) \
cond_resched(); \
/* Used within ACPICA to show where it is safe to preempt execution */
#define ACPI_PREEMPTION_POINT() \
do { \
if (!irqs_disabled()) \
cond_resched(); \
} while (0)
#endif /* __ACLINUX_H__ */
#endif /* __KERNEL__ */
#endif /* __ACLINUX_H__ */