xnu-4570.1.46.tar.gz

[apple/xnu.git] / osfmk / arm / cpu_internal.h

diff --git a/osfmk/arm/cpu_internal.h b/osfmk/arm/cpu_internal.h
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+/*
+ * Copyright (c) 2007 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+/*
+ * @OSF_COPYRIGHT@
+ */
+#ifndef        _ARM_CPU_INTERNAL_H_
+#define        _ARM_CPU_INTERNAL_H_
+
+
+#include <mach/kern_return.h>
+#include <arm/cpu_data_internal.h>
+
+extern void                                            cpu_bootstrap(
+                                                                               void);
+
+extern void                                            cpu_init(
+                                                                               void);
+
+extern void                                            cpu_timebase_init(boolean_t from_boot);
+
+extern kern_return_t                   cpu_signal(
+                                                                               cpu_data_t              *target,
+                                                                               unsigned int    signal,
+                                                                               void                    *p0,
+                                                                               void                    *p1);
+
+extern kern_return_t                   cpu_signal_deferred(
+                                                                               cpu_data_t              *target);
+
+extern void                    cpu_signal_cancel(
+                                                                               cpu_data_t              *target);
+
+#define SIGPnop                        0x00000000U             /* Send IPI with no service */
+#define SIGPdec                        0x00000001U             /* Request decremeter service */
+#define        SIGPchud                0x00000002U             /* CHUD CPU Signal request types */
+#define SIGPxcall              0x00000004U             /* Call a function on a processor */
+#define SIGPast                        0x00000008U             /* Request AST check */
+#define SIGPdebug              0x00000010U             /* Request Debug call */
+#define SIGPLWFlush            0x00000020UL            /* Request LWFlush call */
+#define SIGPLWClean            0x00000040UL            /* Request LWClean call */
+#define SIGPkptimer            0x00000100U             /* Request kperf timer */
+
+#define SIGPdisabled           0x80000000U             /* Signal disabled */
+
+extern void *                                  chudxnu_cpu_alloc(
+                                                                               boolean_t boot_processor);
+
+extern void                                            chudxnu_cpu_free(
+                                                                               void *per_proc_chud);
+
+extern unsigned int real_ncpus;
+
+
+#endif /* _ARM_CPU_INTERNAL_H_ */