AXGE_MSR
axge_write_cmd_2(sc, AXGE_ACCESS_MAC, 2, AXGE_MSR, val);
axge_write_cmd_2(sc, AXGE_ACCESS_MAC, 2, AXGE_MSR, MSR_GM | MSR_FD |
val = axge_read_cmd_2(sc, AXGE_ACCESS_MAC, 2, AXGE_MSR);
axge_write_cmd_2(sc, AXGE_ACCESS_MAC, 2, AXGE_MSR, val);