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Rev | Author | Line No. | Line |
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1254 | giacomo | 1 | #include "func.h" |
1255 | giacomo | 2 | #include "common/calibrate.h" |
1254 | giacomo | 3 | |
4 | extern int cal_cycles; |
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5 | extern struct timespec zero_time; |
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6 | extern struct loader_task loader_task_list[]; |
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7 | extern struct loader_contract loader_contract_list[]; |
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8 | extern int total_loader_task; |
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9 | extern int total_loader_contract; |
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10 | |||
11 | /* Delay Calibration */ |
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12 | int calibrate_cycle() |
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13 | { |
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14 | long long i; |
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15 | struct timespec start,end,diff; |
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16 | |||
1255 | giacomo | 17 | if (cal_cycles != 0) return 0; |
1254 | giacomo | 18 | |
19 | kern_cli(); |
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20 | kern_gettime(&start); |
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21 | for (i=0;i<CALIBRATION_DELTA;i++) |
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22 | __asm__ __volatile__ ("xorl %%eax,%%eax\n\t" |
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23 | "cpuid\n\t" |
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24 | :::"eax","ebx","ecx","edx"); |
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25 | kern_gettime(&end); |
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26 | kern_sti(); |
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27 | |||
28 | SUBTIMESPEC(&end,&start,&diff); |
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29 | cal_cycles = TIMESPEC2USEC(&diff); |
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30 | cprintf("Calibration usec/[%d cycles] = %d\n",CALIBRATION_DELTA,cal_cycles); |
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31 | |||
32 | return 0; |
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33 | |||
34 | } |
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35 | |||
36 | int get_server_from_contract(int contract) |
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37 | { |
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38 | |||
39 | int i; |
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40 | |||
41 | for(i=0;i<total_loader_contract;i++) |
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42 | if (loader_contract_list[i].number == contract) |
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43 | return loader_contract_list[i].server; |
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44 | |||
45 | return -1; |
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46 | |||
47 | } |
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48 | |||
49 | void *get_task_model(struct loader_task *current) { |
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50 | if (current->local_scheduler == PAR_POSIX) { |
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51 | static NRT_TASK_MODEL nrt; |
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52 | |||
53 | nrt_task_default_model(nrt); |
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54 | nrt_task_def_save_arrivals(nrt); |
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55 | nrt_task_def_ctrl_jet(nrt); |
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56 | nrt_task_def_group(nrt,current->group); |
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57 | nrt_task_def_usemath(nrt); |
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58 | |||
59 | return &nrt; |
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60 | |||
61 | } |
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62 | |||
63 | if (current->local_scheduler == PAR_EDF) { |
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64 | static HARD_TASK_MODEL ht; |
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65 | |||
66 | hard_task_default_model(ht); |
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67 | hard_task_def_ctrl_jet(ht); |
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68 | hard_task_def_mit(ht,TIMESPEC2USEC(¤t->deadline)); |
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69 | hard_task_def_wcet(ht,TIMESPEC2USEC(¤t->wcet)); |
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70 | hard_task_def_group(ht,current->group); |
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71 | hard_task_def_usemath(ht); |
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72 | return &ht; |
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73 | } |
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74 | |||
75 | |||
76 | if (current->local_scheduler == PAR_RM) { |
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77 | static HARD_TASK_MODEL ht; |
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78 | |||
79 | hard_task_default_model(ht); |
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80 | hard_task_def_mit(ht,TIMESPEC2USEC(¤t->deadline)); |
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81 | hard_task_def_wcet(ht,TIMESPEC2USEC(¤t->wcet)); |
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82 | hard_task_def_ctrl_jet(ht); |
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83 | hard_task_def_group(ht,current->group); |
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84 | hard_task_def_usemath(ht); |
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85 | return &ht; |
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86 | } |
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87 | |||
88 | return NULL; |
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89 | |||
90 | } |
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91 | |||
92 | void set_simulation_time (struct timespec *total) { |
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93 | struct timespec end_time; |
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94 | |||
95 | ADDTIMESPEC(&zero_time,total,&end_time); |
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96 | kern_event_post(&end_time,(void *)((void *)(sys_end)),NULL); |
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97 | |||
98 | } |
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99 | |||
100 | int calibration_func() { |
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101 | return kern_gettime(NULL); |
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102 | |||
103 | } |
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104 | |||
105 | void start_simulation() { |
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106 | |||
107 | int i; |
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108 | struct loader_task *l = loader_task_list; |
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109 | struct timespec end_time; |
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110 | |||
111 | i = 0; |
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112 | |||
113 | kern_gettime(&zero_time); |
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114 | |||
115 | while (i < total_loader_task) { |
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116 | |||
117 | if (l->act_number > 0) { |
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118 | ADDTIMESPEC(&zero_time, &l->act[0], &end_time); |
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119 | l->act_current++; |
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120 | kern_event_post(&end_time,(void *)((void *)(loader_task_activate)),l); |
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121 | } |
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122 | |||
123 | i++; |
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124 | l=&loader_task_list[i]; |
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125 | |||
126 | } |
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127 | |||
128 | } |
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129 | |||
130 | |||
131 | void loader_task_activate(struct loader_task *l) { |
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132 | |||
133 | struct timespec actual_time,end_time; |
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134 | |||
135 | kern_gettime(&actual_time); |
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136 | group_activate(l->group); |
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137 | |||
138 | if (l->act_number > l->act_current) { |
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139 | |||
140 | ADDTIMESPEC(&actual_time, &l->act[l->act_current], &end_time); |
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141 | |||
142 | l->act_current++; |
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143 | kern_event_post(&end_time,(void *)((void *)(loader_task_activate)),l); |
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144 | |||
145 | } |
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146 | |||
147 | } |