int main(int argc, char**argv) {
#if 1
create_tests(1e-7);
mtxmul_tests(1e-7);
mtxmul_eye_tests(1e-7);
datamul_tests(1e-7);
datamul_eye_tests(1e-7);
#endif
datamul_4_2_tests(1024, 1e-7);
pass();
return 0;
}
int main(int argc, char**argv) {
#if 1
create_tests(1e-7);
mtx_copy(1e-7);
mtx_diff(1e-1);
mtx_diff(1e-7);
mtxmul_tests(1e-7);
mtxmul_eye_tests(1e-7);
datamul_tests(1e-7);
datamul_eye_tests(1e-7);
#endif
datamul_4_2_tests(1024, 1e-7);
mtxinverse_tests(3e-5);
return pass();
}
int main(int argc, char *argv[])
{
int i;
uint rootino, off;
struct dirent de;
char buf[512];
struct dinode din;
static_assert(sizeof(int) == 4, "Integers must be 4 bytes!");
if(argc != 3)
{
fprintf(stderr, "Usage: mkfs.xv6 <image name> <test|release>\n");
exit(1);
}
assert((512 % sizeof(struct dinode)) == 0);
assert((512 % sizeof(struct dirent)) == 0);
fsfd = open(argv[1], O_RDWR|O_CREAT|O_TRUNC, 0666);
if(fsfd < 0){
perror(argv[1]);
exit(1);
}
sb.size = xint(size);
sb.nblocks = xint(nblocks); // so whole disk is size sectors
sb.ninodes = xint(ninodes);
sb.nlog = xint(nlog);
bitblocks = size/(512*8) + 1;
usedblocks = ninodes / IPB + 3 + bitblocks;
freeblock = usedblocks;
if (0)
{
printf("used %d (bit %d ninode %zu) free %u log %u total %d\n", usedblocks,
bitblocks, ninodes/IPB + 1, freeblock, nlog, nblocks+usedblocks+nlog);
}
assert(nblocks + usedblocks + nlog == size);
for(i = 0; i < nblocks + usedblocks + nlog; i++)
wsect(i, zeroes);
memset(buf, 0, sizeof(buf));
memmove(buf, &sb, sizeof(sb));
wsect(1, buf);
rootino = ialloc(T_DIR);
assert(rootino == ROOTINO);
bzero(&de, sizeof(de));
de.d_ino = xshort(rootino);
strcpy(de.d_name, ".");
iappend(rootino, &de, sizeof(de));
bzero(&de, sizeof(de));
de.d_ino = xshort(rootino);
strcpy(de.d_name, "..");
iappend(rootino, &de, sizeof(de));
if (!strcmp(argv[2], "release"))
{
create_fhs(rootino, "coreutils/init");
}
else if (!strcmp(argv[2], "test"))
{
create_fhs(rootino, "tests/init");
create_tests(rootino);
}
// fix size of root inode dir
rinode(rootino, &din);
off = xint(din.size);
off = ((off/BSIZE) + 1) * BSIZE;
din.size = xint(off);
winode(rootino, &din);
balloc(usedblocks);
exit(0);
}
