1 /* 2 * Some or all of this work - Copyright (c) 2006 - 2021, Intel Corp. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * Neither the name of Intel Corporation nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 25 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 26 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 /* 29 * Resource Descriptor macros 30 * 31 * Memory32Fixed() Memory Resource Descriptor Macro 32 */ 33 Name (P414, Package (0x03) 34 { 35 ResourceTemplate () 36 { 37 Memory32Fixed (ReadOnly, 38 0xF0F1F2F3, // Address Base 39 0xF4F5F6F7, // Address Length 40 ) 41 }, 42 43 ResourceTemplate () 44 { 45 Memory32Fixed (ReadWrite, 46 0xF0F1F2F3, // Address Base 47 0xF4F5F6F7, // Address Length 48 ) 49 }, 50 51 ResourceTemplate () 52 { 53 Memory32Fixed (ReadWrite, 54 0x00000000, // Address Base 55 0x00000000, // Address Length 56 ) 57 } 58 }) 59 /* 60 ACPI Specification, Revision 3.0, September 2, 2004 61 6.4.3.4 32-Bit Fixed Memory Range Descriptor 62 32-Bit Fixed Memory Range Descriptor layout: 63 Byte 0 (Tag Bits): Value = 10000110B (0x86) (Type = 1, Large item name = 6) 64 Byte 1 (Length, bits[7:0]): Value = 00001001B (9) 65 Byte 2 (Length, bits[15:8]): Value = 00000000B (0) 66 Byte 3 (Information): 67 Bit[7:1] Ignored 68 Bit[0] Write status, _RW 69 1 writeable (read/write) 70 0 non-writeable (read-only) 71 Byte 4 (Range base address, _BAS, bits[7:0]) 72 Byte 5 (Range base address, _BAS, bits[15:8]) 73 Byte 6 (Range base address, _BAS, bits[23:16]) 74 Byte 7 (Range base address, _BAS, bits[31:24]) 75 Byte 8 (Range length, _LEN bits[7:0]) 76 Byte 9 (Range length, _LEN, bits[15:8]) 77 Byte 10 (Range length, _LEN, bits[23:16]) 78 Byte 11 (Range length, _LEN, bits[31:24]) 79 */ 80 Name (P415, Package (0x03) 81 { 82 ResourceTemplate () 83 { 84 Memory32Fixed (ReadOnly, 85 0xF0F1F2F3, // Address Base 86 0xF4F5F6F7, // Address Length 87 ) 88 }, 89 90 ResourceTemplate () 91 { 92 Memory32Fixed (ReadWrite, 93 0xF0F1F2F3, // Address Base 94 0xF4F5F6F7, // Address Length 95 ) 96 }, 97 98 ResourceTemplate () 99 { 100 Memory32Fixed (ReadWrite, 101 0x00000000, // Address Base 102 0x00000000, // Address Length 103 ) 104 } 105 }) 106 Method (RT0B, 0, Serialized) 107 { 108 /* Emit test header, set the filename */ 109 110 THDR (__METHOD__, "Memory32Fixed Resource Descriptor Macro", "memory32fixed.asl") 111 /* Main test case for packages above */ 112 113 M330 (__METHOD__, 0x03, "p414", P414, P415) 114 /* Check resource descriptor tag offsets */ 115 116 Local0 = ResourceTemplate () 117 { 118 Memory32Fixed (ReadOnly, 119 0xF0F1F2F3, // Address Base 120 0xF4F5F6F7, // Address Length 121 ) 122 Memory32Fixed (ReadOnly, 123 0xF0F1F2F3, // Address Base 124 0xF4F5F6F7, // Address Length 125 ) 126 } 127 M331 (__METHOD__, 0x01, 0x18, 0x18, 0x78, 0x78, "_RW") 128 M331 (__METHOD__, 0x02, 0x20, 0x20, 0x80, 0x80, "_BAS") 129 M331 (__METHOD__, 0x03, 0x40, 0x40, 0xA0, 0xA0, "_LEN") 130 } 131