STATE_SET
CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR);
CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR);
CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR);
fwmem_write_quad(&fwdev, NULL, 0/*spd*/, 0xffff, 0xf0000000 | STATE_SET,