summaryrefslogtreecommitdiff
path: root/StdLib/Include/Ipf/machine/acpi_func.h
diff options
context:
space:
mode:
Diffstat (limited to 'StdLib/Include/Ipf/machine/acpi_func.h')
-rw-r--r--StdLib/Include/Ipf/machine/acpi_func.h107
1 files changed, 0 insertions, 107 deletions
diff --git a/StdLib/Include/Ipf/machine/acpi_func.h b/StdLib/Include/Ipf/machine/acpi_func.h
deleted file mode 100644
index 000fbbd9ac..0000000000
--- a/StdLib/Include/Ipf/machine/acpi_func.h
+++ /dev/null
@@ -1,107 +0,0 @@
-/* $NetBSD: acpi_func.h,v 1.2 2006/05/14 21:55:38 elad Exp $ */
-
-/*-
- * Copyright (c) 2002 Mitsuru IWASAKI
- * 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.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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 DAMAGE.
- *
- * $FreeBSD: src/sys/ia64/include/acpica_machdep.h,v 1.4 2004/10/11 05:39:15 njl Exp $
- */
-
-/******************************************************************************
- *
- * Name: acpica_machdep.h - arch-specific defines, etc.
- * $Revision: 1.2 $
- *
- *****************************************************************************/
-
-#ifndef _IA64_ACPI_FUNC_H_
-#define _IA64_ACPI_FUNC_H_
-
-#include <machine/cpufunc.h>
-#include <machine/atomic.h>
-
-/* Asm macros */
-
-#define ACPI_ASM_MACROS
-#define BREAKPOINT3
-#define ACPI_DISABLE_IRQS() disable_intr()
-#define ACPI_ENABLE_IRQS() enable_intr()
-
-#define ACPI_FLUSH_CPU_CACHE() /* XXX ia64_fc()? */
-
-
-/* Section 5.2.9.1: global lock acquire/release functions */
-extern int acpi_acquire_global_lock(uint32_t *lock);
-extern int acpi_release_global_lock(uint32_t *lock);
-#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = acpi_acquire_global_lock(GLptr))
-#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = acpi_release_global_lock(GLptr))
-
-
-/* Section 5.2.9.1: global lock acquire/release functions */
-#define GL_ACQUIRED (-1)
-#define GL_BUSY 0
-#define GL_BIT_PENDING 0x1
-#define GL_BIT_OWNED 0x2
-#define GL_BIT_MASK (GL_BIT_PENDING | GL_BIT_OWNED)
-
-/*
- * Acquire the global lock. If busy, set the pending bit. The caller
- * will wait for notification from the BIOS that the lock is available
- * and then attempt to acquire it again.
- */
-int
-acpi_acquire_global_lock(uint32_t *lock)
-{
- uint32_t new, old;
-
- do {
- old = *lock;
- new = ((old & ~GL_BIT_MASK) | GL_BIT_OWNED) |
- ((old >> 1) & GL_BIT_PENDING);
- } while (atomic_cmpset_acq_int(lock, old, new) == 0);
-
- return ((new < GL_BIT_MASK) ? GL_ACQUIRED : GL_BUSY);
-}
-
-/*
- * Release the global lock, returning whether there is a waiter pending.
- * If the BIOS set the pending bit, OSPM must notify the BIOS when it
- * releases the lock.
- */
-int
-acpi_release_global_lock(uint32_t *lock)
-{
- uint32_t new, old;
-
- do {
- old = *lock;
- new = old & ~GL_BIT_MASK;
- } while (atomic_cmpset_rel_int(lock, old, new) == 0);
-
- return (old & GL_BIT_PENDING);
-}
-
-#endif /* _IA64_ACPI_FUNC_H_ */