1 /* $NetBSD: OsdEnvironment.c,v 1.3 2007/12/15 00:39:25 perry Exp $ */ 2 3 /* 4 * Copyright 2001 Wasabi Systems, Inc. 5 * All rights reserved. 6 * 7 * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed for the NetBSD Project by 20 * Wasabi Systems, Inc. 21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22 * or promote products derived from this software without specific prior 23 * written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 /* 39 * OS Services Layer 40 * 41 * 6.1: Environmental support. 42 */ 43 44 #include <sys/cdefs.h> 45 __KERNEL_RCSID(0, "$NetBSD: OsdEnvironment.c,v 1.3 2007/12/15 00:39:25 perry Exp $"); 46 47 #include <sys/types.h> 48 49 #include <dev/acpi/acpica.h> 50 #include <dev/acpi/acpivar.h> 51 #include <dev/acpi/acpi_osd.h> 52 53 #include <machine/acpi_machdep.h> 54 55 #define _COMPONENT ACPI_OS_SERVICES 56 ACPI_MODULE_NAME("ENVIRONMENT"); 57 58 /* 59 * AcpiOsInitialize: 60 * 61 * Initialize the OSL subsystem. 62 */ 63 ACPI_STATUS 64 AcpiOsInitialize(void) 65 { 66 ACPI_STATUS rv; 67 68 ACPI_FUNCTION_TRACE(__func__); 69 70 /* Initialize the Osd Scheduler. */ 71 acpi_osd_sched_init(); 72 73 rv = acpi_md_OsInitialize(); 74 75 return_ACPI_STATUS(rv); 76 } 77 78 /* 79 * AcpiOsTerminate: 80 * 81 * Terminate the OSL subsystem. 82 */ 83 ACPI_STATUS 84 AcpiOsTerminate(void) 85 { 86 ACPI_STATUS rv; 87 88 ACPI_FUNCTION_TRACE(__func__); 89 90 /* Tear down the Osd Scheduler. */ 91 acpi_osd_sched_fini(); 92 93 rv = acpi_md_OsTerminate(); 94 95 return_ACPI_STATUS(rv); 96 } 97 98 /* 99 * AcpiOsGetRootPointer: 100 * 101 * Obtain the Root ACPI talbe pointer (RSDP) 102 */ 103 ACPI_PHYSICAL_ADDRESS 104 AcpiOsGetRootPointer(void) 105 { 106 return acpi_OsGetRootPointer(); 107 } 108