Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1624 | giacomo | 1 | /* |
2 | * |
||
3 | * |
||
4 | * |
||
5 | */ |
||
6 | |||
7 | #include <ll/i386/cons.h> |
||
8 | #include <kernel/func.h> |
||
9 | |||
10 | #include <fs/bdevinit.h> |
||
11 | #include <fs/bdev.h> |
||
12 | |||
13 | #include <stdlib.h> |
||
14 | #include <string.h> |
||
15 | |||
16 | #include "common.h" |
||
17 | |||
18 | #define DISKDEVICE "ide/hda1" |
||
19 | |||
20 | #define NUMBLOCK 1000 |
||
21 | |||
22 | __dev_t dev; |
||
23 | __uint8_t buffer[2048]; |
||
24 | |||
25 | int main(int argc,char *argv[]) |
||
26 | { |
||
27 | __blkcnt_t blk; |
||
28 | int res; |
||
29 | int errors; |
||
30 | TIME sttime,etime; |
||
31 | |||
32 | showmessage("\n" |
||
33 | "This test read RAMDOMLY data from first hard disk to test\n" |
||
34 | "disk throughtput.\n" |
||
35 | "Remeber that the reads are made RANDOMLY block by block so\n" |
||
36 | "don't worry if you see a VERY low throughtput.\n" |
||
37 | ); |
||
38 | srand(7); |
||
39 | |||
40 | dev=bdev_find_byname(DISKDEVICE); |
||
41 | if (dev<0) { |
||
42 | cprintf("\nCan't find device to operate with\n"); |
||
43 | return -1; |
||
44 | } |
||
45 | cprintf("\nUsing device %s (dev=%04x)\n",DISKDEVICE,dev); |
||
46 | |||
47 | cprintf("Please wait (reading %i KB ramdomly)...",NUMBLOCK/2); |
||
48 | |||
49 | sttime=sys_gettime(NULL); |
||
50 | errors=0; |
||
51 | for (blk=0;blk<NUMBLOCK;blk++) { |
||
52 | res=bdev_read(dev,rand()%5000,buffer); |
||
53 | if (res!=0) errors++; |
||
54 | } |
||
55 | etime=sys_gettime(NULL)-sttime; |
||
56 | |||
57 | cprintf("\nDone\n\n"); |
||
58 | cprintf("elapse time : %li sec %li msec\n", |
||
59 | etime/1000000l, |
||
60 | (etime/1000l)%1000l); |
||
61 | cprintf("throughtput : %6.3f KB/s\n", |
||
62 | NUMBLOCK*512.0/1024.0/etime*1000000.0); |
||
63 | //cprintf("soft reset made: %i\n",ide[0].errors); |
||
64 | cprintf("errors : %i\n",errors); |
||
65 | cprintf("\n"); |
||
66 | |||
67 | return 0; |
||
68 | } |