X-Git-Url: https://rtime.felk.cvut.cz/gitweb/l4.git/blobdiff_plain/35719fdd2ff27177690edb32843d32e092a006e3..5658d2ec9c1081516a8868259fa867926e25ab3f:/l4/pkg/acpica/lib-acpi/src/acpica/include/platform/aclinux.h diff --git a/l4/pkg/acpica/lib-acpi/src/acpica/include/platform/aclinux.h b/l4/pkg/acpica/lib-acpi/src/acpica/include/platform/aclinux.h index c6f868cdb..f2d96d766 100644 --- a/l4/pkg/acpica/lib-acpi/src/acpica/include/platform/aclinux.h +++ b/l4/pkg/acpica/lib-acpi/src/acpica/include/platform/aclinux.h @@ -8,13 +8,13 @@ * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp. + * Some or all of this work - Copyright (c) 1999 - 2012, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided + * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * @@ -31,7 +31,7 @@ * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right + * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following @@ -43,11 +43,11 @@ * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, + * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee + * Code and the date of any change. Licensee must include in that file the + * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * @@ -55,7 +55,7 @@ * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In + * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual @@ -80,10 +80,10 @@ * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY + * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE + * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, + * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY + * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * @@ -92,14 +92,14 @@ * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS + * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the + * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in @@ -127,11 +127,9 @@ #include #include -#include #include #include -#include -#include +#include #include #include #include @@ -147,7 +145,6 @@ #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__ */ @@ -160,7 +157,7 @@ /* Host-dependent types and defines for user-space ACPICA */ #define ACPI_FLUSH_CPU_CACHE() -#define ACPI_THREAD_ID pthread_t +#define ACPI_CAST_PTHREAD_T(pthread) ((ACPI_THREAD_ID) (pthread)) #if defined(__ia64__) || defined(__x86_64__) #define ACPI_MACHINE_WIDTH 64 @@ -185,12 +182,13 @@ #ifdef __KERNEL__ +#include /* * Overrides for in-kernel ACPICA */ static inline acpi_thread_id acpi_os_get_thread_id(void) { - return current; + return (ACPI_THREAD_ID) (unsigned long) current; } /* @@ -199,7 +197,6 @@ static inline acpi_thread_id acpi_os_get_thread_id(void) * However, boot has (system_state != SYSTEM_RUNNING) * to quiet __might_sleep() in kmalloc() and resume does not. */ -#include static inline void *acpi_os_allocate(acpi_size size) { return kmalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL); @@ -220,13 +217,35 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache) #define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed(a) #define ACPI_FREE(a) kfree(a) -/* Used within ACPICA to show where it is safe to preempt execution */ - +#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 AcpiOsCreateLock(__handle) \ +({ \ + spinlock_t *lock = ACPI_ALLOCATE(sizeof(*lock)); \ + \ + if (lock) { \ + *(__handle) = lock; \ + spin_lock_init(*(__handle)); \ + } \ + lock ? AE_OK : AE_NO_MEMORY; \ +}) #endif /* __KERNEL__ */