alpha_pal_rdps
KASSERT(alpha_pal_rdps() == ALPHA_PSL_IPL_HIGH);
KASSERT(alpha_pal_rdps() == ALPHA_PSL_IPL_HIGH); \
KASSERT(alpha_pal_rdps() == ALPHA_PSL_IPL_HIGH);
KASSERT(alpha_pal_rdps() < ALPHA_PSL_IPL_CLOCK);
alpha_pal_rdps());
int cur = (int)alpha_pal_rdps();
unsigned long _ipl_ = alpha_pal_rdps() & ALPHA_PSL_IPL_MASK; \