RTW_MSR
msr = RTW_READ8(&rsc->sc_regs, RTW_MSR) & ~RTW_MSR_NETYPE_MASK;
RTW_WRITE8(&rsc->sc_regs, RTW_MSR, msr);
RTW_WRITE8(regs, RTW_MSR, 0x0); /* no link */
RTW_WRITE8(regs, RTW_MSR, 0x8); /* sta mode link ok */
PRINTREG8(regs, RTW_MSR);