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[unix-history] / usr / src / sys / vax / stand / drtest.c

/*      drtest.c        4.7     83/02/04        */

#include "../h/param.h"
#include "../h/inode.h"
#include "../h/fs.h"
#include "saio.h"

/* Standalone program to test a disk driver by reading every sector on
* the disk in chunks of CHUNK.
*/

#define CHUNK   32
#define SECTSIZ 512

char diskname[] = "xx(00,0)";

main()
{
       char buf[50], buffer[CHUNK*SECTSIZ];
       int unit,fd,chunk,j;
       struct st st;
       register i;

       printf("Testprogram for stand-alone hp or up driver\n\n");
askunit:
       printf("Enter disk name [ type(adapter,unit), e.g, hp(1,3) ] > ");
       gets(buf);
       unit = (*(buf+3) - '0')*8 + *(buf+5)-'0';
       diskname[0] = *buf;
       diskname[1] = *(buf+1);
       diskname[3] = '0' + unit/10;
       diskname[4] = '0' + unit%10;
       if ((fd=open(diskname,0)) < 0) {
               goto askunit;
       }
       ioctl(fd,SAIODEVDATA,&st);
       printf("Device data: #cylinders=%d, #tracks=%d, #sectors=%d\n",
               st.ncyl, st.ntrak, st.nsect);
       chunk = st.nsect*SECTSIZ;
       printf("Testing %s, chunk size is %d bytes\n",buf, chunk);
       printf("Start ...Make sure %s is online\n",buf);
       lseek(fd,0,0);
       for (i=0;i < st.ncyl*st.ntrak; i++) {
/*              for (j=8;j<st.ntrak+8;j++) {
                       lseek(fd,(i*st.nspc+((j%st.ntrak)*st.nsect))*SECTSIZ,0);
*/
                       read(fd,buffer, chunk);
/*              }                                       */
               if (i%(st.ntrak*5) == 0) printf("%d\r",i/st.ntrak);
       }
       goto askunit;
}