bwn_fwinitvals
const struct bwn_fwinitvals *, size_t, size_t);
((const struct bwn_fwinitvals *)((const char *)fwp.fw->data + offset))
bwn_fwinitvals_write(struct bwn_mac *mac, const struct bwn_fwinitvals *ivals,
((const struct bwn_fwinitvals *)((const uint8_t *)(iv) + \
((const struct bwn_fwinitvals *)((const uint8_t *)(iv) + \
const struct bwn_fwinitvals *iv;
KASSERT(sizeof(struct bwn_fwinitvals) == 6,