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Rev | Author | Line No. | Line |
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1233 | giacomo | 1 | #include "func.h" |
1232 | giacomo | 2 | |
1239 | giacomo | 3 | extern int cal_cycles; |
4 | extern struct timespec zero_time; |
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1243 | giacomo | 5 | extern struct loader_task loader_task_list[]; |
1245 | giacomo | 6 | extern struct loader_contract loader_contract_list[]; |
1242 | giacomo | 7 | extern int total_loader_task; |
1245 | giacomo | 8 | extern int total_loader_contract; |
1233 | giacomo | 9 | |
1232 | giacomo | 10 | /* Delay Calibration */ |
11 | int calibrate_cycle() |
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12 | { |
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13 | long long i; |
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14 | struct timespec start,end,diff; |
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15 | |||
1252 | giacomo | 16 | if (cal_cycles != 0) return; |
17 | |||
1232 | giacomo | 18 | kern_cli(); |
19 | kern_gettime(&start); |
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1245 | giacomo | 20 | for (i=0;i<CALIBRATION_DELTA;i++) |
21 | __asm__ __volatile__ ("xorl %%eax,%%eax\n\t" |
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22 | "cpuid\n\t" |
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23 | :::"eax","ebx","ecx","edx"); |
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1232 | giacomo | 24 | kern_gettime(&end); |
25 | kern_sti(); |
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26 | |||
27 | SUBTIMESPEC(&end,&start,&diff); |
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28 | cal_cycles = TIMESPEC2USEC(&diff); |
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29 | cprintf("Calibration usec/[%d cycles] = %d\n",CALIBRATION_DELTA,cal_cycles); |
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30 | |||
31 | return 0; |
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32 | |||
33 | } |
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34 | |||
1245 | giacomo | 35 | int get_server_from_contract(int contract) |
36 | { |
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37 | |||
38 | int i; |
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39 | |||
40 | for(i=0;i<total_loader_contract;i++) |
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41 | if (loader_contract_list[i].number == contract) |
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42 | return loader_contract_list[i].server; |
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43 | |||
44 | return -1; |
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45 | |||
46 | } |
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47 | |||
1233 | giacomo | 48 | void *get_task_model(struct loader_task *current) { |
1239 | giacomo | 49 | if (current->local_scheduler == PAR_POSIX) { |
1232 | giacomo | 50 | static NRT_TASK_MODEL nrt; |
51 | |||
52 | nrt_task_default_model(nrt); |
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53 | nrt_task_def_save_arrivals(nrt); |
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54 | nrt_task_def_ctrl_jet(nrt); |
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1242 | giacomo | 55 | nrt_task_def_group(nrt,current->group); |
1232 | giacomo | 56 | nrt_task_def_usemath(nrt); |
57 | |||
58 | return &nrt; |
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59 | |||
60 | } |
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61 | |||
1239 | giacomo | 62 | if (current->local_scheduler == PAR_EDF) { |
1232 | giacomo | 63 | static HARD_TASK_MODEL ht; |
64 | |||
65 | hard_task_default_model(ht); |
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66 | hard_task_def_ctrl_jet(ht); |
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67 | hard_task_def_mit(ht,TIMESPEC2USEC(¤t->deadline)); |
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68 | hard_task_def_wcet(ht,TIMESPEC2USEC(¤t->wcet)); |
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1242 | giacomo | 69 | hard_task_def_group(ht,current->group); |
1232 | giacomo | 70 | hard_task_def_usemath(ht); |
71 | return &ht; |
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72 | } |
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73 | |||
74 | |||
1239 | giacomo | 75 | if (current->local_scheduler == PAR_RM) { |
1232 | giacomo | 76 | static HARD_TASK_MODEL ht; |
77 | |||
78 | hard_task_default_model(ht); |
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79 | hard_task_def_mit(ht,TIMESPEC2USEC(¤t->deadline)); |
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80 | hard_task_def_wcet(ht,TIMESPEC2USEC(¤t->wcet)); |
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81 | hard_task_def_ctrl_jet(ht); |
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1242 | giacomo | 82 | hard_task_def_group(ht,current->group); |
1232 | giacomo | 83 | hard_task_def_usemath(ht); |
84 | return &ht; |
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85 | } |
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1234 | giacomo | 86 | |
87 | return NULL; |
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1232 | giacomo | 88 | |
89 | } |
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90 | |||
91 | void set_simulation_time (struct timespec *total) { |
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92 | struct timespec end_time; |
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93 | |||
94 | ADDTIMESPEC(&zero_time,total,&end_time); |
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95 | kern_event_post(&end_time,(void *)((void *)(sys_end)),NULL); |
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96 | |||
97 | } |
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98 | |||
1239 | giacomo | 99 | int calibration_func() { |
100 | return kern_gettime(NULL); |
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101 | |||
102 | } |
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103 | |||
104 | void start_simulation() { |
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105 | |||
1242 | giacomo | 106 | int i; |
1243 | giacomo | 107 | struct loader_task *l = loader_task_list; |
1232 | giacomo | 108 | struct timespec end_time; |
1239 | giacomo | 109 | |
110 | i = 0; |
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1243 | giacomo | 111 | |
112 | kern_gettime(&zero_time); |
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1239 | giacomo | 113 | |
1242 | giacomo | 114 | while (i < total_loader_task) { |
1243 | giacomo | 115 | |
116 | if (l->act_number > 0) { |
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1239 | giacomo | 117 | ADDTIMESPEC(&zero_time, &l->act[0], &end_time); |
118 | l->act_current++; |
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1243 | giacomo | 119 | kern_event_post(&end_time,(void *)((void *)(loader_task_activate)),l); |
1239 | giacomo | 120 | } |
121 | |||
1243 | giacomo | 122 | i++; |
1244 | giacomo | 123 | l=&loader_task_list[i]; |
1243 | giacomo | 124 | |
1239 | giacomo | 125 | } |
126 | |||
1232 | giacomo | 127 | } |
1233 | giacomo | 128 | |
129 | |||
1239 | giacomo | 130 | void loader_task_activate(struct loader_task *l) { |
131 | |||
132 | struct timespec actual_time,end_time; |
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133 | |||
134 | kern_gettime(&actual_time); |
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135 | group_activate(l->group); |
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136 | |||
137 | if (l->act_number > l->act_current) { |
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138 | |||
139 | ADDTIMESPEC(&actual_time, &l->act[l->act_current], &end_time); |
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140 | |||
141 | l->act_current++; |
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1243 | giacomo | 142 | kern_event_post(&end_time,(void *)((void *)(loader_task_activate)),l); |
1239 | giacomo | 143 | |
144 | } |
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145 | |||
1233 | giacomo | 146 | } |