7 main(int argc, char *argv[])
10 volatile unsigned char *cp;
14 size_t length = 0x1000;
16 fd = open("/proc/bus/pci/00/0a.1",O_RDONLY);
18 read(fd,&nvram,sizeof(nvram));
20 //printf("Star %x\n",nvram);
22 if((fd = open("/dev/mem",O_RDWR)) != -1)
24 v = mmap(0, length, PROT_READ | PROT_WRITE, MAP_SHARED,fd,nvram);
25 fprintf(stderr, "mmap returns %p\n", v);
27 if ( v == (void *) -1)
33 perror("open /dev/mem");
37 for( i = 0x836 ; i < 0x840 ; i++){
38 *(unsigned char *)(v+i) = 0;