Rev 1655 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1655 | giacomo | 1 | // JetControl |
| 2 | |||
| 3 | #include "demo.h" |
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| 4 | #include "kernel/func.h" |
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| 5 | |||
| 6 | TASK jetdummy_task(void *arg) |
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| 7 | { |
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| 8 | TIME now_dummy, last_dummy, diff_dummy, slice; |
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| 9 | struct timespec now, last, diff; |
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| 10 | int x = 0; |
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| 11 | int height; |
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| 12 | |||
| 13 | NULL_TIMESPEC(&last); |
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| 14 | last_dummy = 0; |
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| 15 | for (;;) { |
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| 16 | task_nopreempt(); |
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| 17 | jet_getstat(DUMMY_PID, NULL, NULL, NULL, &now_dummy); |
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| 18 | sys_gettime(&now); |
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| 19 | task_preempt(); |
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| 20 | |||
| 21 | SUBTIMESPEC(&now, &last, &diff); |
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| 22 | slice = diff.tv_sec * 1000000 + diff.tv_nsec/1000; |
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| 23 | diff_dummy = now_dummy - last_dummy; |
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| 24 | |||
| 25 | height = (int)(JET_DUMMY_HEIGHT*((float)diff_dummy)/((float)slice)); |
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| 26 | |||
| 27 | TIMESPEC_ASSIGN(&last, &now); |
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| 28 | last_dummy = now_dummy; |
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| 29 | |||
| 30 | mutex_lock(&mutex); |
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| 31 | grx_line(JET_DUMMY_X+x,JET_DUMMY_Y, |
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| 32 | JET_DUMMY_X+x,JET_DUMMY_Y+height ,black); |
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| 33 | grx_line(JET_DUMMY_X+x,JET_DUMMY_Y+height, |
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| 34 | JET_DUMMY_X+x,JET_DUMMY_Y+JET_DUMMY_HEIGHT,white); |
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| 35 | grx_line(JET_DUMMY_X+(x+1)%JET_DUMMY_WIDTH,JET_DUMMY_Y, |
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| 36 | JET_DUMMY_X+(x+1)%JET_DUMMY_WIDTH,JET_DUMMY_Y+JET_DUMMY_HEIGHT,255); |
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| 37 | mutex_unlock(&mutex); |
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| 38 | |||
| 39 | x = (x+1)%JET_DUMMY_WIDTH; |
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| 40 | |||
| 41 | task_endcycle(); |
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| 42 | } |
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| 43 | } |
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| 44 | |||
| 45 | |||
| 46 | TASK jetctrl_task(void *arg) |
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| 47 | { |
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| 48 | char st[50]; |
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| 49 | TIME sum, max; |
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| 50 | int n; |
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| 51 | |||
| 52 | PID i; |
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| 53 | int printed = 0; |
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| 54 | |||
| 55 | for (;;) { |
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| 56 | for (i=2, printed=0; i<MAX_PROC && printed<JET_NTASK; i++) { |
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| 57 | if (jet_getstat(i, &sum, &max, &n, NULL) != -1) { |
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| 58 | if (!n) n=1; |
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| 59 | sprintf(st, "%6d %6d %10s", (int)sum/n, (int)max, proc_table[i].name); |
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| 60 | mutex_lock(&mutex); |
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| 61 | grx_text(st, 384, JET_Y_NAME+16+printed*8, gray, black); |
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| 62 | mutex_unlock(&mutex); |
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| 63 | printed++; |
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| 64 | } |
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| 65 | } |
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| 66 | while (printed<JET_NTASK) { |
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| 67 | mutex_lock(&mutex); |
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| 68 | grx_text(" ", |
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| 69 | 384, JET_Y_NAME+16+printed*8, gray, black); |
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| 70 | mutex_unlock(&mutex); |
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| 71 | printed++; |
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| 72 | } |
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| 73 | task_endcycle(); |
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| 74 | } |
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| 75 | } |
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| 76 | |||
| 77 | TASK jetslide_task(void *arg) |
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| 78 | { |
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| 79 | TIME sum, curr, max; |
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| 80 | |||
| 81 | TIME total[JET_NTASK]; |
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| 82 | int slides[JET_NTASK]; |
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| 83 | |||
| 84 | PID i; |
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| 85 | int printed = 0; |
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| 86 | |||
| 87 | for (;;) { |
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| 88 | // Fill the total array in a nonpreemptive section |
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| 89 | task_nopreempt(); |
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| 90 | for (i=2, printed=0; i<MAX_PROC && printed<JET_NTASK; i++) { |
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| 91 | if (jet_getstat(i, &sum, NULL, NULL, &curr) != -1) { |
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| 92 | total[printed] = sum+curr; |
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| 93 | printed++; |
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| 94 | } |
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| 95 | } |
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| 96 | task_preempt(); |
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| 97 | |||
| 98 | while (printed < JET_NTASK) |
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| 99 | total[printed++] = 0; |
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| 100 | |||
| 101 | // Compute the Max elapsed time |
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| 102 | max = 0; |
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| 103 | for (i=0; i<JET_NTASK; i++) |
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| 104 | if (total[i] > max) max = total[i]; |
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| 105 | if (!max) max = 1; |
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| 106 | |||
| 107 | // Compute the slides width |
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| 108 | for (i=0; i<JET_NTASK; i++) |
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| 109 | slides[i] = (int)( (((float)total[i])/max) * JET_SLIDE_WIDTH); |
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| 110 | |||
| 111 | // print the data |
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| 112 | mutex_lock(&mutex); |
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| 113 | for (i=0; i<JET_NTASK; i++) { |
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| 114 | grx_box(JET_SLIDE_X, JET_Y_NAME+16+i*8, |
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| 115 | JET_SLIDE_X+slides[i], JET_Y_NAME+23+i*8, gray); |
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| 116 | grx_box(JET_SLIDE_X+slides[i], JET_Y_NAME+16+i*8, |
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| 117 | JET_SLIDE_X+JET_SLIDE_WIDTH, JET_Y_NAME+23+i*8, black); |
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| 118 | } |
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| 119 | |||
| 120 | while (i<JET_NTASK) { |
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| 121 | grx_box(JET_SLIDE_X, JET_Y_NAME+16+i*8, |
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| 122 | JET_SLIDE_X+JET_SLIDE_WIDTH, JET_Y_NAME+20+i*8, black); |
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| 123 | i++; |
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| 124 | } |
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| 125 | mutex_unlock(&mutex); |
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| 126 | task_endcycle(); |
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| 127 | } |
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| 128 | } |
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| 129 | |||
| 130 | |||
| 131 | void scenario_jetcontrol(void) |
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| 132 | { |
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| 133 | grx_text("System load" , 384, 248, rgb16(0,0,255), black); |
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| 134 | grx_line(384,258,639,258,red); |
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| 135 | |||
| 136 | grx_text(" Mean Max Name Slide", 384, JET_Y_NAME, gray, black); |
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| 137 | grx_line(384,JET_Y_NAME+10,639,JET_Y_NAME+10,gray); |
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| 138 | |||
| 139 | grx_rect(JET_DUMMY_X-1, JET_DUMMY_Y-1, |
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| 140 | JET_DUMMY_X+JET_DUMMY_WIDTH, JET_DUMMY_Y+JET_DUMMY_HEIGHT+1, gray); |
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| 141 | |||
| 142 | grx_text("100%", JET_DUMMY_X-40, JET_DUMMY_Y, gray, black); |
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| 143 | grx_text(" 0%", JET_DUMMY_X-40, JET_DUMMY_Y+JET_DUMMY_HEIGHT-8, gray, black); |
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| 144 | |||
| 145 | grx_line(JET_DUMMY_X-1, JET_DUMMY_Y, JET_DUMMY_X-5, JET_DUMMY_Y, gray); |
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| 146 | grx_line(JET_DUMMY_X-1, JET_DUMMY_Y+JET_DUMMY_HEIGHT, JET_DUMMY_X-5, JET_DUMMY_Y+JET_DUMMY_HEIGHT, gray); |
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| 147 | grx_line(384,258,639,258,red); |
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| 148 | } |
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| 149 | |||
| 150 | void init_jetcontrol(void) |
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| 151 | { |
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| 152 | SOFT_TASK_MODEL m3, m4, m5; |
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| 153 | |||
| 154 | PID p3, p4, p5; |
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| 155 | |||
| 156 | soft_task_default_model(m3); |
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| 157 | soft_task_def_level(m3,1); |
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| 158 | soft_task_def_period(m3, PERIOD_JETCTRL); |
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| 159 | soft_task_def_met(m3, WCET_JETCTRL); |
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| 160 | soft_task_def_ctrl_jet(m3); |
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| 161 | soft_task_def_group(m3, 1); |
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| 162 | p3 = task_create("jctrl", jetctrl_task, &m3, NULL); |
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| 163 | if (p3 == -1) { |
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| 164 | grx_close(); |
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| 165 | perror("FFTPlay: Could not create task <jetctrl>\n"); |
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| 166 | ll_abort(54); |
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| 167 | sys_end(); |
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| 168 | } |
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| 169 | |||
| 170 | soft_task_default_model(m4); |
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| 171 | soft_task_def_level(m4,1); |
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| 172 | soft_task_def_period(m4, PERIOD_JETDUMMY); |
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| 173 | soft_task_def_met(m4, WCET_JETDUMMY); |
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| 174 | soft_task_def_group(m4, 1); |
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| 175 | soft_task_def_usemath(m4); |
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| 176 | soft_task_def_ctrl_jet(m4); |
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| 177 | p4 = task_create("jdmy", jetdummy_task, &m4, NULL); |
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| 178 | if (p4 == -1) { |
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| 179 | grx_close(); |
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| 180 | perror("FFTPlay: Could not create task <jetdummy>\n"); |
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| 181 | ll_abort(54); |
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| 182 | sys_end(); |
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| 183 | } |
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| 184 | |||
| 185 | soft_task_default_model(m5); |
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| 186 | soft_task_def_level(m5,1); |
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| 187 | soft_task_def_period(m5, PERIOD_JETSLIDE); |
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| 188 | soft_task_def_met(m5, WCET_JETSLIDE); |
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| 189 | soft_task_def_group(m5, 1); |
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| 190 | soft_task_def_usemath(m5); |
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| 191 | soft_task_def_ctrl_jet(m5); |
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| 192 | p5 = task_create("jsli", jetslide_task, &m5, NULL); |
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| 193 | if (p5 == -1) { |
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| 194 | grx_close(); |
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| 195 | perror("FFTPlay: Could not create task <jetslide>\n"); |
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| 196 | ll_abort(54); |
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| 197 | sys_end(); |
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| 198 | } |
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| 199 | } |
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| 200 |