| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: modarith_types.h |
| 5 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
| 6 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
| 7 | * |
| 8 | * The above named program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public |
| 10 | * License version 2 as published by the Free Software Foundation. |
| 11 | * |
| 12 | * The above named program is distributed in the hope that it will be |
| 13 | * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public |
| 18 | * License along with this work; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| 20 | * |
| 21 | * ========== Copyright Header End ============================================ |
| 22 | */ |
| 23 | /* |
| 24 | * Copyright 2007 Sun Microsystems, Inc. All rights reserved. |
| 25 | * Use is subject to license terms. |
| 26 | */ |
| 27 | |
| 28 | #ifndef _MODARITH_TYPES_H |
| 29 | #define _MODARITH_TYPES_H |
| 30 | |
| 31 | #pragma ident "@(#)modarith_types.h 1.2 07/02/19 SMI" |
| 32 | |
| 33 | #ifdef __cplusplus |
| 34 | extern "C" { |
| 35 | #endif |
| 36 | |
| 37 | #define MA_MEM_XWORDS 160 |
| 38 | #define MA_N_ADDR 6 |
| 39 | |
| 40 | typedef struct MODARITH { |
| 41 | /* PERRINJ not implemented */ |
| 42 | unsigned char strand; /* two bit integer */ |
| 43 | unsigned char busy; |
| 44 | unsigned char do_interrupt; |
| 45 | unsigned char op; |
| 46 | unsigned char length; /* true length (field + 1) */ |
| 47 | uint64_t ma_data_p; /* physaddr for load and store */ |
| 48 | unsigned char ADDR[MA_N_ADDR]; /* offsets into MA memory */ |
| 49 | uint64_t n_prime; /* for Montgomery multiplication */ |
| 50 | uint64_t ma_mem[MA_MEM_XWORDS]; /* 1280 bytes of MA memory */ |
| 51 | pthread_mutex_t lock; |
| 52 | } mod_arith_t; |
| 53 | |
| 54 | |
| 55 | |
| 56 | typedef enum { |
| 57 | MOD_ARITH_DONE, |
| 58 | MOD_ARITH_LD_COMPLETE, |
| 59 | MOD_ARITH_DATA_ACCESS_EX_TRAP, |
| 60 | MOD_ARITH_MEM_ALIGN_TRAP, |
| 61 | MOD_ARITH_ILLEGAL_INST_TRAP, |
| 62 | MOD_ARITH_FATAL, |
| 63 | MOD_ARITH_UNIMPLEMENTED |
| 64 | } mod_arith_rv_t; |
| 65 | |
| 66 | #ifdef __cplusplus |
| 67 | } |
| 68 | #endif |
| 69 | |
| 70 | #endif /* _MODARITH_TYPES_H */ |