if (prom_readblocks(disk, 0, 1, block_buffer) != 1) {
prom_printf("Can't read boot blocks\n");
return 0; /* TODO: something bad happened, should fail more verbosely */
if (prom_readblocks(disk, 0, 1, block_buffer) != 1) {
prom_printf("Can't read boot blocks\n");
return 0; /* TODO: something bad happened, should fail more verbosely */