Rev 1219 | Go to most recent revision | Details | Last modification | View Log | RSS feed
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| 1218 | giacomo | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Giacomo Guidi <giacomo@gandalf.sssup.it> |
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| 10 | * |
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| 11 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 12 | * |
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| 13 | * http://www.sssup.it |
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| 14 | * http://retis.sssup.it |
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| 15 | * http://shark.sssup.it |
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| 16 | */ |
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| 17 | |||
| 18 | /* |
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| 19 | * Copyright (C) 2000 Paolo Gai |
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| 20 | * |
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| 21 | * This program is free software; you can redistribute it and/or modify |
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| 22 | * it under the terms of the GNU General Public License as published by |
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| 23 | * the Free Software Foundation; either version 2 of the License, or |
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| 24 | * (at your option) any later version. |
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| 25 | * |
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| 26 | * This program is distributed in the hope that it will be useful, |
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| 27 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 28 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 29 | * GNU General Public License for more details. |
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| 30 | * |
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| 31 | * You should have received a copy of the GNU General Public License |
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| 32 | * along with this program; if not, write to the Free Software |
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| 33 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 34 | */ |
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| 35 | |||
| 36 | #include "kernel/kern.h" |
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| 37 | |||
| 38 | #include "fsf_contract.h" |
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| 39 | |||
| 40 | #include "stdlib.h" |
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| 41 | #include "unistd.h" |
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| 42 | #include "string.h" |
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| 43 | |||
| 44 | #include "pthread.h" |
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| 45 | |||
| 46 | #include "drivers/keyb.h" |
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| 47 | #include "drivers/glib.h" |
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| 48 | |||
| 49 | #define SERVER_I_PERIOD 40000 |
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| 50 | #define SERVER_I_BUDGET 10000 |
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| 51 | #define SERVER_P_PERIOD 40000 |
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| 52 | #define SERVER_P_BUDGET 10000 |
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| 53 | #define SERVER_B_PERIOD 40000 |
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| 54 | #define SERVER_B_BUDGET 1000 |
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| 55 | |||
| 56 | struct timespec server_I_period = {0,SERVER_I_PERIOD*1000}; |
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| 57 | struct timespec server_I_budget = {0,SERVER_I_BUDGET*1000}; |
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| 58 | struct timespec server_P_period = {0,SERVER_P_PERIOD*1000}; |
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| 59 | struct timespec server_P_budget = {0,SERVER_P_BUDGET*1000}; |
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| 60 | struct timespec server_B_period = {0,SERVER_B_PERIOD*1000}; |
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| 61 | struct timespec server_B_budget = {0,SERVER_B_BUDGET*1000}; |
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| 62 | |||
| 63 | fsf_server_id_t server_I, server_P, server_B; |
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| 64 | fsf_contract_parameters_t contract_I, contract_P, contract_B; |
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| 65 | |||
| 66 | pthread_t pI,pP,pB; |
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| 67 | |||
| 68 | TASK decoder(void *arg) |
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| 69 | { |
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| 70 | |||
| 71 | int i; |
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| 72 | |||
| 73 | cprintf("Decoder Start %d\n",exec_shadow); |
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| 74 | |||
| 75 | for (i=0;i<100000;i++); |
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| 76 | |||
| 77 | cprintf("Decoder End %d\n",exec_shadow); |
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| 78 | |||
| 79 | task_endcycle(); |
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| 80 | |||
| 81 | return NULL; |
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| 82 | |||
| 83 | } |
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| 84 | |||
| 85 | int init_mpeg_server() { |
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| 86 | |||
| 87 | int err; |
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| 88 | HARD_TASK_MODEL ht; |
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| 89 | |||
| 90 | fsf_initialize_contract(&contract_I); |
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| 91 | fsf_set_contract_basic_parameters(&contract_I,&server_I_budget,&server_I_period,NULL,NULL,FSF_DEFAULT_WORKLOAD); |
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| 92 | fsf_set_local_scheduler_parameter(&contract_I, FSF_SCHEDULER_MPEG); |
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| 93 | |||
| 94 | fsf_initialize_contract(&contract_P); |
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| 95 | fsf_set_contract_basic_parameters(&contract_P,&server_P_budget,&server_P_period,NULL,NULL,FSF_DEFAULT_WORKLOAD); |
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| 96 | fsf_set_local_scheduler_parameter(&contract_P, FSF_SCHEDULER_MPEG); |
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| 97 | |||
| 98 | fsf_initialize_contract(&contract_B); |
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| 99 | fsf_set_contract_basic_parameters(&contract_B,&server_B_budget,&server_B_period,NULL,NULL,FSF_DEFAULT_WORKLOAD); |
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| 100 | fsf_set_local_scheduler_parameter(&contract_B, FSF_SCHEDULER_MPEG); |
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| 101 | |||
| 102 | err = fsf_negotiate_contract(&contract_I,&server_I); |
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| 103 | if (err) cprintf("(FSF ERROR %d)",err); |
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| 104 | err = fsf_negotiate_contract(&contract_P,&server_P); |
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| 105 | if (err) cprintf("(FSF ERROR %d)",err); |
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| 106 | err = fsf_negotiate_contract(&contract_B,&server_B); |
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| 107 | if (err) cprintf("(FSF ERROR %d)",err); |
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| 108 | |||
| 109 | hard_task_default_model(ht); |
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| 110 | |||
| 111 | fsf_create_thread(server_I, &pI, NULL, decoder, NULL, &ht); |
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| 112 | cprintf("Server I %d\n",pI); |
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| 113 | |||
| 114 | fsf_create_thread(server_P, &pP, NULL, decoder, NULL, &ht); |
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| 115 | cprintf("Server P %d\n",pP); |
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| 116 | |||
| 117 | fsf_create_thread(server_B, &pB, NULL, decoder, NULL, &ht); |
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| 118 | cprintf("Server B %d\n",pB); |
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| 119 | |||
| 120 | return 0; |
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| 121 | |||
| 122 | } |
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| 123 | |||
| 124 | int main () { |
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| 125 | |||
| 126 | init_mpeg_server(); |
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| 127 | TIME T,Q; |
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| 128 | |||
| 129 | T = 40000; |
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| 130 | Q = 10000; |
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| 131 | MPEGSTAR_rescale(server_I,Q,T); |
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| 132 | task_activate(pI); |
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| 133 | |||
| 134 | T = 80000; |
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| 135 | Q = 10000; |
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| 136 | MPEGSTAR_rescale(server_P,Q,T); |
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| 137 | task_activate(pP); |
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| 138 | |||
| 139 | T = 120000; |
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| 140 | Q = 1000; |
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| 141 | MPEGSTAR_rescale(server_B,Q,T); |
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| 142 | task_activate(pB); |
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| 143 | |||
| 144 | while(1); |
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| 145 | |||
| 146 | return 0; |
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| 147 | |||
| 148 | } |