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/*

 * Project: HARTIK (HA-rd R-eal TI-me K-ernel)

 *

 * Coordinators: Giorgio Buttazzo <giorgio@sssup.it>

 *               Gerardo Lamastra <gerardo@sssup.it>

 *

 * Authors     : Paolo Gai <pj@hartik.sssup.it>

 * (see authors.txt for full list of hartik's authors)

 *

 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)

 *

 * http://www.sssup.it

 * http://retis.sssup.it

 * http://hartik.sssup.it

 */

/**

 ------------

 CVS :        $Id: testcash.c,v 1.1 2004-06-01 11:42:41 giacomo Exp $

 File:        $File$

 Revision:    $Revision: 1.1 $

 Last update: $Date: 2004-06-01 11:42:41 $

 ------------

 testcash.c

 test for the CASH Module, directly derived from  Test Number 13 (D)

**/

/*

 * Copyright (C) 2000 Paolo Gai

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 */

#include "kernel/kern.h"

#include "modules/edf.h"

#include "cash.h"

#include <math.h>

#include <string.h>

#define ASTER_LIM       60

#define DISPLAY_MAX     15

#define STAT_Y           9

#define INPUT            0.5

#define MAX_STAT     10000

#define RVAL             1

#define XVAL             2

#define DVAL             3

struct statistic {

  TIME r_time;

  TIME ex_time;

  long dead_post;

};

 struct statistic stat[MAX_STAT];

 TIME   val[MAX_STAT];

int    n_stat = 0;

TASK hard_asteroide(void)

{

    int i;

    int y = rand() % 7 + 1;

    double avg, l, fix, u;

    double wcet = 40200;

    int load1,j;

    char s[2];

    s[0] = 'H'; s[1] = 0;

    /* exponential distribution parameters */

    fix = wcet - 10.0/9.0 * wcet * (1 - INPUT);

    avg = 1.0/9.0 * wcet * (1 - INPUT);

    l = 10.0 / 9.0 * wcet * (1 - INPUT);

    for (;;) {

      i = 1;

      while (i < ASTER_LIM) {

        /* exponential distribution */

        u = (double)rand();

        u = u / (double)RAND_MAX;

        u = -avg * log(u);

        if (u > l)

          u = avg;

        load1 = fix + u;

        for (j=0; j<load1; j++) {

          puts_xy(i,y,rand()%15+1,s);

        }

        //kern_cli();

        //stat[n_stat].r_time = CBSGHD_get_response_time(1, exec_shadow);

        //jet_gettable(exec_shadow, &stat[n_stat].ex_time, 1);

        //kern_sti();

        //n_stat++;

        task_endcycle();

        puts_xy(i,y,WHITE," ");

        i++;

      }

    }

}

TASK hard_asteroide1(void)

{

    int i;

    int y = rand() % 7 + 1;

    int load1,j;

    char s[2];

    s[0] = 'H'; s[1] = 0;

    for (;;) {

      i = 1;

      while (i < ASTER_LIM) {

        load1 = 40000 + rand()%20000;

        for (j=0; j<load1; j++) {

          puts_xy(i,y,rand()%15+1,s);

        }

        //kern_cli();

        //stat[n_stat].r_time = CBSGHD_get_response_time(1, exec_shadow);

        //jet_gettable(exec_shadow, &stat[n_stat].ex_time, 1);

        //kern_sti();

        //n_stat++;

        task_endcycle();

        puts_xy(i,y,WHITE," ");

        i++;

      }

    }

}

TASK hard_asteroide2(void)

{

    int i;

    int y = rand() % 7 + 1;

    int load1,j;

    char s[2];

    s[0] = 'H'; s[1] = 0;

    for (;;) {

      i = 1;

      while (i < ASTER_LIM) {

        load1 = 80500; // + rand()%6000;

        for (j=0; j<load1; j++) {

          puts_xy(i,y,rand()%15+1,s);

        }

        //kern_cli();

        //stat[n_stat].r_time = CBSGHD_get_response_time(5, exec_shadow);

        //jet_gettable(exec_shadow, &stat[n_stat].ex_time, 1);

        //kern_sti();

        //n_stat++;

        task_endcycle();

        puts_xy(i,y,WHITE," ");

        i++;

      }

    }

}

TASK hard_asteroide3(void)

{

    int i;

    int y = rand() % 7 + 1;

    int load1,j;

    char s[2];

    s[0] = 'T'; s[1] = 0;

    for (;;) {

      i = 1;

      while (i < ASTER_LIM) {

        load1 = 27000;

        for (j=0; j<load1; j++) {

          puts_xy(i,y,rand()%15+1,s);

        }

        //kern_cli();

        //stat[n_stat].r_time = CBSGHD_get_response_time(5, exec_shadow);

        //jet_gettable(exec_shadow, &stat[n_stat].ex_time, 1);

        //kern_sti();

        //n_stat++;

        task_endcycle();

        puts_xy(i,y,WHITE," ");

        i++;

      }

    }

}

TASK clock()

{

    int s = 0, m = 0;

    while(1) {

      printf_xy(62,1,WHITE,"%2d:%2d",m,s);

      printf_xy(62,2,WHITE,"Utot=%12u",MAX_BANDWIDTH);

      printf_xy(62,3,WHITE,"Uedf=%12u",EDF_usedbandwidth(0));

      printf_xy(62,4,WHITE,"Ucbs=%12u",CBSGHD_usedbandwidth(1));

      task_endcycle();

      if (++s > 59) {

        s = 0;

        m++;

      }

      printf_xy(62,1,WHITE,"%2d:%2d",m,s);

      printf_xy(62,2,WHITE,"Utot=%12u",MAX_BANDWIDTH);

      printf_xy(62,3,WHITE,"Uedf=%12u",EDF_usedbandwidth(0));

      printf_xy(62,4,WHITE,"Ucbs=%12u",CBSGHD_usedbandwidth(1));

      task_endcycle();

    }

}

/* we consider the first ASTER_MAX + 2 tasks from the PID 2

   and plot on the screen the elapsed times... */

TASK jetcontrol()

{

  int i;  /* a counter */

  TIME sum, max, curr, last[5];

  int nact;

  int j; /* the elements set by jet_gettable */

  PID p;

  kern_cli();

  printf_xy(0,STAT_Y,WHITE,"PID ³ Mean T.³ Max T. ³ N.A. ³ Curr.   ³ Last1 ³ Last2 ³ Last3 ³ Last4 ³ Last5");

  kern_sti();

  for (;;) {

    for (i=0,p=0; i<DISPLAY_MAX+5 && p<MAX_PROC; p++) {

       if (jet_getstat(p, &sum, &max, &nact, &curr) == -1) continue;

       for (j=0; j<5; j++) last[j] = 0;

       jet_gettable(p, &last[0], 5);

       kern_cli();

       printf_xy(0,STAT_Y+i+1,WHITE,"%-3d ³ %-6ld ³ %-6ld ³ %-4d ³ %-7ld ³ %-5ld ³ %-5ld ³ %-5ld ³ %-5ld ³ %-5ld", p, sum/(nact==0 ? 1 : nact), max,

                 nact, curr, last[0], last[1], last[2], last[3], last[4]);

       kern_sti();

       i++;

    }

    task_endcycle();

  }

}

void save_stat(struct statistic p[], int n, char *name, int type)

{

    DOS_FILE *f;

    int i;

    char outstring[500];

    for(i = 0; i < 500; i++)

      outstring[i] = '0';

    f = DOS_fopen(name, "w");

    if (!f) {

       cprintf("Cannot open %s!!!", name);

       goto end1;

    }

    for(i = 0; i < n; i++) {

        if (type == RVAL)

            val[i] = p[i].r_time;

        if (type == XVAL)

            val[i] = p[i].ex_time;

        if (type == DVAL)

            val[i] = p[i].dead_post;

    }

    memset(outstring, 0, 300);

    sprintf(outstring, "%ld \n", (long int)n);

    cprintf("%s", outstring);

    DOS_fwrite(outstring, 1, strlen(outstring), f);

    for(i = 0; i < n; i++) {      

      memset(outstring, 0, 300);

      sprintf(outstring, "%ld           %lu\n", (long int)i, val[i]);

      //cprintf("%s", outstring);

      DOS_fwrite(outstring, 1, strlen(outstring), f);

    }

    DOS_fclose(f);

end1:cprintf("OK?");

}

void result_save(void *p)

{

    save_stat(stat, n_stat, "stat1.tim", RVAL);

}

void fine()

{

  sys_end();

}

int main(int argc, char **argv)

{

    PID p1,p2,p3, p4, p5, p6, p7;

    ELASTIC_HARD_TASK_MODEL m;

    //    int i;

    struct timespec fineprg;

    //sys_atrunlevel(result_save, NULL, RUNLEVEL_AFTER_EXIT);

    srand(7);

    elastic_hard_task_default_model(m);

    elastic_hard_task_def_wcet(m,500);

    elastic_hard_task_def_maxperiod(m,500000);

    elastic_hard_task_def_cnormal(m,500);

    elastic_hard_task_def_period(m,500000);

    elastic_hard_task_def_group(m,1);

    elastic_hard_task_def_ctrl_jet(m);

    p1 = task_create("Clock",clock,&m,NULL);

    if (p1 == -1) {

        perror("testhd.c(main): Could not create task <Clock> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,1000);

    elastic_hard_task_def_maxperiod(m,100000);

    elastic_hard_task_def_cnormal(m,1000);

    elastic_hard_task_def_period(m,100000);

    p2 = task_create("JetControl",jetcontrol,&m,NULL);

    if (p2 == -1) {

        perror("testhd.c(main): Could not create task <JetControl> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,21000);

    elastic_hard_task_def_maxperiod(m,155000);

    elastic_hard_task_def_cnormal(m,21000);

    elastic_hard_task_def_period(m,155000);

    p3 = task_create("Hard_asteroide1",hard_asteroide1,&m,NULL);

    if (p3 == -1) {

        perror("testhd.c(main): Could not create task <Hard asteroide> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,12000);

    elastic_hard_task_def_maxperiod(m,61000);

    elastic_hard_task_def_cnormal(m,12000);

    elastic_hard_task_def_period(m,61000);

    p4 = task_create("Hard_asteroide2",hard_asteroide,&m,NULL);

    if (p4 == -1) {

        perror("testhd.c(main): Could not create task <Hard asteroide> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,30000);

    elastic_hard_task_def_maxperiod(m,200000);

    elastic_hard_task_def_cnormal(m,30000);

    elastic_hard_task_def_period(m,200000);

    p5 = task_create("Hard_asteroide3",hard_asteroide2,&m,NULL);

    if (p5 == -1) {

        perror("testhd.c(main): Could not create task <Hard asteroide> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,30000);

    elastic_hard_task_def_maxperiod(m,100000);

    elastic_hard_task_def_cnormal(m,30000);

    elastic_hard_task_def_period(m,100000);

    p6 = task_create("Hard_asteroide3",hard_asteroide2,&m,NULL);

    if (p6 == -1) {

        perror("testhd.c(main): Could not create task <Hard asteroide> ...");

        sys_end();

    }

    elastic_hard_task_def_wcet(m,10000);

    elastic_hard_task_def_maxperiod(m,200000);

    elastic_hard_task_def_cnormal(m,2500);

    elastic_hard_task_def_period(m,49000);

    p7 = task_create("Hard_asteroide3",hard_asteroide3,&m,NULL);

    if (p7 == -1) {

        perror("testhd.c(main): Could not create task <Hard asteroide> ...");

        sys_end();

    }

    printf_xy(0,STAT_Y + 15,WHITE,"Hard asteroide PID= %-3d ",p3);

    printf_xy(0,STAT_Y + 17,WHITE,"Clock PID= %-3d ",p1);

    printf_xy(0,STAT_Y + 18,WHITE,"JetControl PID= %-3d ",p2);

    task_nopreempt();

    fineprg.tv_sec = 30;

    fineprg.tv_nsec = 0;

    kern_event_post(&fineprg,fine,NULL);

    group_activate(1);

    return 0;

}