if an attached sd(4) is readonly, make sure it's noticable in the dmesg, or write operations just fail with EACCES for no obvious reason
if an attached sd(4) is readonly, make sure it's noticable in the
dmesg, or write operations just fail with EACCES for no obvious reason

ok krw@ tedu@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars