| 1 | // ========== Copyright Header Begin ========================================== |
| 2 | // |
| 3 | // OpenSPARC T2 Processor File: flow_db_tasks.vr |
| 4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved |
| 5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. |
| 6 | // |
| 7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 8 | // |
| 9 | // This program is free software; you can redistribute it and/or modify |
| 10 | // it under the terms of the GNU General Public License as published by |
| 11 | // the Free Software Foundation; version 2 of the License. |
| 12 | // |
| 13 | // This program is distributed in the hope that it will be useful, |
| 14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | // GNU General Public License for more details. |
| 17 | // |
| 18 | // You should have received a copy of the GNU General Public License |
| 19 | // along with this program; if not, write to the Free Software |
| 20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | // |
| 22 | // For the avoidance of doubt, and except that if any non-GPL license |
| 23 | // choice is available it will apply instead, Sun elects to use only |
| 24 | // the General Public License version 2 (GPLv2) at this time for any |
| 25 | // software where a choice of GPL license versions is made |
| 26 | // available with the language indicating that GPLv2 or any later version |
| 27 | // may be used, or where a choice of which version of the GPL is applied is |
| 28 | // otherwise unspecified. |
| 29 | // |
| 30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 31 | // CA 95054 USA or visit www.sun.com if you need additional information or |
| 32 | // have any questions. |
| 33 | // |
| 34 | // ========== Copyright Header End ============================================ |
| 35 | #include <vera_defines.vrh> |
| 36 | #include "pcg_types.vri" |
| 37 | #include "flow_db.vrh" |
| 38 | |
| 39 | extern integer flow_db_lock; |
| 40 | // extern integer flow_num; |
| 41 | extern flow_db_entry flow_db[]; |
| 42 | |
| 43 | task flow_db_add_entry(integer org_port, integer data_length, flow_desc flow, tup_descr tup, rcv_param rx_param, |
| 44 | tmt_param tx_param, tcp_state fl_state, bit[63:0] options, integer flow_num) { |
| 45 | |
| 46 | integer n; |
| 47 | |
| 48 | // Set LOCK |
| 49 | semaphore_get(WAIT,flow_db_lock,1); |
| 50 | |
| 51 | flow_db[flow_num] = new; |
| 52 | flow_db[flow_num].org_port = org_port; |
| 53 | flow_db[flow_num].data_length = data_length; |
| 54 | flow_db[flow_num].flow_num = flow_num; |
| 55 | flow_db[flow_num].flow = new flow; |
| 56 | flow_db[flow_num].tup = new tup; |
| 57 | flow_db[flow_num].rx_param = new rx_param; |
| 58 | flow_db[flow_num].tx_param = new tx_param; |
| 59 | //flow_db[flow_num].tx_param.last_seqno = 0; |
| 60 | flow_db[flow_num].fl_state = new fl_state; |
| 61 | flow_db[flow_num].options = options; |
| 62 | |
| 63 | //for(n=0;n<20;n++) |
| 64 | // flow_db[flow_db_index].pc_check[n] = 0; |
| 65 | |
| 66 | // flow_db_add_entry = flow_num; |
| 67 | |
| 68 | |
| 69 | //flow_db_index++; |
| 70 | |
| 71 | |
| 72 | // Reset LOCK |
| 73 | semaphore_put(flow_db_lock,1); |
| 74 | } |
| 75 | |
| 76 | |
| 77 | task flow_db_init() { |
| 78 | integer n; |
| 79 | integer flow_num; |
| 80 | |
| 81 | // Alocate Semaphores |
| 82 | flow_db_lock = alloc(SEMAPHORE,0,1,1); |
| 83 | if(flow_db_lock == 0) { |
| 84 | printf("FLOW DB: INIT: Could not allocate spaphore flow_db_lock.\n"); |
| 85 | } else flow_num=0; |
| 86 | |
| 87 | } |
| 88 | |