read_c0_errctl
ectlval = read_c0_errctl();
res = read_c0_errctl();
cp0_ectl = read_c0_errctl();
cp0_ectl = read_c0_errctl();
WARN_ON(!!(read_c0_errctl() & ERRCTL_PE) != l1parity);
errctl = read_c0_errctl();
l1parity_present = (read_c0_errctl() & ERRCTL_PE);
l2parity_present = (read_c0_errctl() & ERRCTL_L2P);
errctl = read_c0_errctl();
str_enabled_disabled(read_c0_errctl() & 0x80000000));
read_c0_errctl());