| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: SS_TimedTlb.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 | #ifndef __SS_TimedTlb_h__ |
| 24 | #define __SS_TimedTlb_h__ |
| 25 | |
| 26 | #include "SS_Tlb.h" |
| 27 | #include <map> |
| 28 | #include "SS_PliSocket.h" |
| 29 | |
| 30 | class SS_TimedTlb |
| 31 | { |
| 32 | public: |
| 33 | SS_TimedTlb( SS_Tlb* _tlb, uint_t _upper_size=256 ); |
| 34 | |
| 35 | SS_Tlb* lookup( uint32_t time ); |
| 36 | SS_Tlb* modify( uint32_t time ); |
| 37 | SS_Tlb* latest() { return latest_tlb; } |
| 38 | |
| 39 | // socket file descriptor to RTL testbench, used to report error |
| 40 | SS_PliSocket* socket; |
| 41 | |
| 42 | private: |
| 43 | struct Cmp { bool operator()( uint32_t t1, uint32_t t2 ) const { return t1 > t2; } }; |
| 44 | |
| 45 | std::map<uint32_t,SS_Tlb*,Cmp> tlb; |
| 46 | |
| 47 | uint32_t latest_time; // Last time modify was called |
| 48 | SS_Tlb* latest_tlb; // Point to the latest created tlb |
| 49 | uint_t upper_size; // Upper size limit for the TLB map. |
| 50 | }; |
| 51 | |
| 52 | #endif |
| 53 | |