projects / OpenSPARC-T2-SAM / blame
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1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== | |
| 3 | * | |
| 4 | * Hypervisor Software File: mau_api.h | |
| 5 | * | |
| 6 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
| 7 | * | |
| 8 | * - Do no alter or remove copyright notices | |
| 9 | * | |
| 10 | * - Redistribution and use of this software in source and binary forms, with | |
| 11 | * or without modification, are permitted provided that the following | |
| 12 | * conditions are met: | |
| 13 | * | |
| 14 | * - Redistribution of source code must retain the above copyright notice, | |
| 15 | * this list of conditions and the following disclaimer. | |
| 16 | * | |
| 17 | * - Redistribution in binary form must reproduce the above copyright notice, | |
| 18 | * this list of conditions and the following disclaimer in the | |
| 19 | * documentation and/or other materials provided with the distribution. | |
| 20 | * | |
| 21 | * Neither the name of Sun Microsystems, Inc. or the names of contributors | |
| 22 | * may be used to endorse or promote products derived from this software | |
| 23 | * without specific prior written permission. | |
| 24 | * | |
| 25 | * This software is provided "AS IS," without a warranty of any kind. | |
| 26 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
| 27 | * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
| 28 | * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
| 29 | * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
| 30 | * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
| 31 | * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
| 32 | * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
| 33 | * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
| 34 | * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
| 35 | * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
| 36 | * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
| 37 | * | |
| 38 | * You acknowledge that this software is not designed, licensed or | |
| 39 | * intended for use in the design, construction, operation or maintenance of | |
| 40 | * any nuclear facility. | |
| 41 | * | |
| 42 | * ========== Copyright Header End ============================================ | |
| 43 | */ | |
| 44 | /* | |
| 45 | * Copyright 2007 Sun Microsystems, Inc. All rights reserved. | |
| 46 | * Use is subject to license terms. | |
| 47 | */ | |
| 48 | ||
| 49 | #ifndef _MAU_API_H | |
| 50 | #define _MAU_API_H | |
| 51 | ||
| 52 | #pragma ident "@(#)mau_api.h 1.1 07/05/03 SMI" | |
| 53 | ||
| 54 | #ifdef __cplusplus | |
| 55 | extern "C" { | |
| 56 | #endif | |
| 57 | ||
| 58 | #ifndef _ASM | |
| 59 | /* Forward typedefs */ | |
| 60 | typedef union ma_ctl ma_ctl_t; | |
| 61 | typedef union ma_mpa ma_mpa_t; | |
| 62 | typedef union ma_ma ma_ma_t; | |
| 63 | typedef uint64_t ma_np_t; | |
| 64 | ||
| 65 | /* | |
| 66 | * Modulare Arithmetic Unit (MA) control register definition. | |
| 67 | */ | |
| 68 | union ma_ctl { | |
| 69 | uint64_t value; | |
| 70 | struct { | |
| 71 | uint64_t reserved1:50; | |
| 72 | uint64_t invert_parity:1; | |
| 73 | uint64_t thread:2; | |
| 74 | uint64_t busy:1; | |
| 75 | uint64_t interrupt:1; | |
| 76 | uint64_t operation:3; | |
| 77 | uint64_t length:6; | |
| 78 | } bits; | |
| 79 | }; | |
| 80 | #endif /* _ASM */ | |
| 81 | ||
| 82 | /* Values for ma_ctl operation field */ | |
| 83 | #define MA_OP_LOAD 0x0 | |
| 84 | #define MA_OP_STORE 0x1 | |
| 85 | #define MA_OP_MULTIPLY 0x2 | |
| 86 | #define MA_OP_REDUCE 0x3 | |
| 87 | #define MA_OP_EXPONENTIATE 0x4 | |
| 88 | ||
| 89 | #define MA_WORDS2BYTES_SHIFT 3 /* log2(sizeof(uint64_t)) */ | |
| 90 | ||
| 91 | /* The MA memory is 1280 bytes (160 8 byte words) */ | |
| 92 | #define MA_SIZE 1280 | |
| 93 | ||
| 94 | /* We can only load 64 8 byte words at a time */ | |
| 95 | #define MA_LOAD_MAX 64 | |
| 96 | ||
| 97 | #ifndef _ASM | |
| 98 | union ma_mpa { | |
| 99 | uint64_t value; | |
| 100 | struct { | |
| 101 | uint64_t reserved0:24; | |
| 102 | uint64_t address:37; | |
| 103 | uint64_t reserved1:3; | |
| 104 | } bits; | |
| 105 | }; | |
| 106 | ||
| 107 | union ma_ma { | |
| 108 | uint64_t value; | |
| 109 | struct { | |
| 110 | uint64_t reserved0:16; | |
| 111 | uint64_t address5:8; | |
| 112 | uint64_t address4:8; | |
| 113 | uint64_t address3:8; | |
| 114 | uint64_t address2:8; | |
| 115 | uint64_t address1:8; | |
| 116 | uint64_t address0:8; | |
| 117 | } bits; | |
| 118 | }; | |
| 119 | ||
| 120 | #endif /* _ASM */ | |
| 121 | ||
| 122 | #ifdef __cplusplus | |
| 123 | } | |
| 124 | #endif | |
| 125 | ||
| 126 | #endif /* _MAU_API_H */ |