BWN_TSSI_MAX
if (a == 0 || a == BWN_TSSI_MAX || b == 0 || b == BWN_TSSI_MAX ||
c == 0 || c == BWN_TSSI_MAX || d == 0 || d == BWN_TSSI_MAX)
BWN_TSSI_MAX | (BWN_TSSI_MAX << 8) |
(BWN_TSSI_MAX << 16) | (BWN_TSSI_MAX << 24));
KASSERT(tssi < BWN_TSSI_MAX, ("%s:%d: fail", __func__, __LINE__));