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-rw-r--r--include/acpi/platform/aclinux.h209
1 files changed, 69 insertions, 140 deletions
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 93c55ed7c53d..cd1f052d55bb 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -48,7 +48,6 @@
#define ACPI_USE_SYSTEM_CLIBRARY
#define ACPI_USE_DO_WHILE_0
-#define ACPI_MUTEX_TYPE ACPI_BINARY_SEMAPHORE
#ifdef __KERNEL__
@@ -71,169 +70,65 @@
#ifdef EXPORT_ACPI_INTERFACES
#include <linux/export.h>
#endif
-#include <asm/acpi.h>
+#include <asm/acenv.h>
-/* Host-dependent types and defines for in-kernel ACPICA */
+#ifndef CONFIG_ACPI
-#define ACPI_MACHINE_WIDTH BITS_PER_LONG
-#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
-#define strtoul simple_strtoul
+/* External globals for __KERNEL__, stubs is needed */
-#define acpi_cache_t struct kmem_cache
-#define acpi_spinlock spinlock_t *
-#define acpi_cpu_flags unsigned long
+#define ACPI_GLOBAL(t,a)
+#define ACPI_INIT_GLOBAL(t,a,b)
-#else /* !__KERNEL__ */
+/* Generating stubs for configurable ACPICA macros */
-#include <stdarg.h>
-#include <string.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <unistd.h>
+#define ACPI_NO_MEM_ALLOCATIONS
-/* Disable kernel specific declarators */
+/* Generating stubs for configurable ACPICA functions */
-#ifndef __init
-#define __init
-#endif
-
-#ifndef __iomem
-#define __iomem
-#endif
+#define ACPI_NO_ERROR_MESSAGES
+#undef ACPI_DEBUG_OUTPUT
-/* Host-dependent types and defines for user-space ACPICA */
-
-#define ACPI_FLUSH_CPU_CACHE()
-#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread))
+/* External interface for __KERNEL__, stub is needed */
-#if defined(__ia64__) || defined(__x86_64__) || defined(__aarch64__)
-#define ACPI_MACHINE_WIDTH 64
-#define COMPILER_DEPENDENT_INT64 long
-#define COMPILER_DEPENDENT_UINT64 unsigned long
-#else
-#define ACPI_MACHINE_WIDTH 32
-#define COMPILER_DEPENDENT_INT64 long long
-#define COMPILER_DEPENDENT_UINT64 unsigned long long
-#define ACPI_USE_NATIVE_DIVIDE
-#endif
+#define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
+ static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
+#define ACPI_EXTERNAL_RETURN_OK(prototype) \
+ static ACPI_INLINE prototype {return(AE_OK);}
+#define ACPI_EXTERNAL_RETURN_VOID(prototype) \
+ static ACPI_INLINE prototype {return;}
+#define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
+ static ACPI_INLINE prototype {return(0);}
+#define ACPI_EXTERNAL_RETURN_PTR(prototype) \
+ static ACPI_INLINE prototype {return(NULL);}
-#ifndef __cdecl
-#define __cdecl
-#endif
+#endif /* CONFIG_ACPI */
-#endif /* __KERNEL__ */
+/* Host-dependent types and defines for in-kernel ACPICA */
-/* Linux uses GCC */
+#define ACPI_MACHINE_WIDTH BITS_PER_LONG
+#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
+#define strtoul simple_strtoul
-#include <acpi/platform/acgcc.h>
+#define acpi_cache_t struct kmem_cache
+#define acpi_spinlock spinlock_t *
+#define acpi_cpu_flags unsigned long
-#ifdef __KERNEL__
+/* Use native linux version of acpi_os_allocate_zeroed */
-/*
- * FIXME: Inclusion of actypes.h
- * Linux kernel need this before defining inline OSL interfaces as
- * actypes.h need to be included to find ACPICA type definitions.
- * Since from ACPICA's perspective, the actypes.h should be included after
- * acenv.h (aclinux.h), this leads to a inclusion mis-ordering issue.
- */
-#include <acpi/actypes.h>
+#define USE_NATIVE_ALLOCATE_ZEROED
/*
* Overrides for in-kernel ACPICA
*/
-acpi_status __init acpi_os_initialize(void);
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_initialize
-
-acpi_status acpi_os_terminate(void);
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_terminate
-
-/*
- * Memory allocation/deallocation
- */
-
-/*
- * The irqs_disabled() check is for resume from RAM.
- * Interrupts are off during resume, just like they are for boot.
- * However, boot has (system_state != SYSTEM_RUNNING)
- * to quiet __might_sleep() in kmalloc() and resume does not.
- */
-static inline void *acpi_os_allocate(acpi_size size)
-{
- return kmalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
-}
-
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate
-
-/* Use native linux version of acpi_os_allocate_zeroed */
-
-static inline void *acpi_os_allocate_zeroed(acpi_size size)
-{
- return kzalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
-}
-
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_allocate_zeroed
-#define USE_NATIVE_ALLOCATE_ZEROED
-
-static inline void acpi_os_free(void *memory)
-{
- kfree(memory);
-}
-
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_free
-
-static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
-{
- return kmem_cache_zalloc(cache,
- irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
-}
-
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object
-
-static inline acpi_thread_id acpi_os_get_thread_id(void)
-{
- return (acpi_thread_id) (unsigned long)current;
-}
-
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id
-
-#ifndef CONFIG_PREEMPT
-
-/*
- * Used within ACPICA to show where it is safe to preempt execution
- * when CONFIG_PREEMPT=n
- */
-#define ACPI_PREEMPTION_POINT() \
- do { \
- if (!irqs_disabled()) \
- cond_resched(); \
- } while (0)
-
-#endif
-
-/*
- * When lockdep is enabled, the spin_lock_init() macro stringifies it's
- * argument and uses that as a name for the lock in debugging.
- * By executing spin_lock_init() in a macro the key changes from "lock" for
- * all locks to the name of the argument of acpi_os_create_lock(), which
- * prevents lockdep from reporting false positives for ACPICA locks.
- */
-#define acpi_os_create_lock(__handle) \
- ({ \
- spinlock_t *lock = ACPI_ALLOCATE(sizeof(*lock)); \
- if (lock) { \
- *(__handle) = lock; \
- spin_lock_init(*(__handle)); \
- } \
- lock ? AE_OK : AE_NO_MEMORY; \
- })
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock
-void __iomem *acpi_os_map_memory(acpi_physical_address where, acpi_size length);
-#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_map_memory
-
-void acpi_os_unmap_memory(void __iomem * logical_address, acpi_size size);
-#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_unmap_memory
-
/*
* OSL interfaces used by debugger/disassembler
*/
@@ -252,11 +147,45 @@ void acpi_os_unmap_memory(void __iomem * logical_address, acpi_size size);
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_next_filename
#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_close_directory
-/*
- * OSL interfaces added by Linux
- */
-void early_acpi_os_unmap_memory(void __iomem * virt, acpi_size size);
+#else /* !__KERNEL__ */
+
+#include <stdarg.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <unistd.h>
+
+/* Define/disable kernel-specific declarators */
+
+#ifndef __init
+#define __init
+#endif
+
+/* Host-dependent types and defines for user-space ACPICA */
+
+#define ACPI_FLUSH_CPU_CACHE()
+#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread))
+
+#if defined(__ia64__) || defined(__x86_64__) ||\
+ defined(__aarch64__) || defined(__PPC64__)
+#define ACPI_MACHINE_WIDTH 64
+#define COMPILER_DEPENDENT_INT64 long
+#define COMPILER_DEPENDENT_UINT64 unsigned long
+#else
+#define ACPI_MACHINE_WIDTH 32
+#define COMPILER_DEPENDENT_INT64 long long
+#define COMPILER_DEPENDENT_UINT64 unsigned long long
+#define ACPI_USE_NATIVE_DIVIDE
+#endif
+
+#ifndef __cdecl
+#define __cdecl
+#endif
#endif /* __KERNEL__ */
+/* Linux uses GCC */
+
+#include <acpi/platform/acgcc.h>
+
#endif /* __ACLINUX_H__ */