AAC_GET_MAILBOX 1433 dev/ic/aac.c major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30; AAC_GET_MAILBOX 1434 dev/ic/aac.c minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30; AAC_GET_MAILBOX 1451 dev/ic/aac.c options = AAC_GET_MAILBOX(sc, 1); AAC_GET_MAILBOX 1776 dev/ic/aac.c status = AAC_GET_MAILBOX(sc, 0);