MD1
state->m_Regs[MD1] = ((MainDiv >> 16) & 0x7F);
state->m_Regs[MD1] = 0x77;
state->m_Regs[MD1] = 0x73;
state->m_Regs[MD1] = 0x71;
sca_out(0x00, msci + MD1, card); /* no address field check */
sca_in(get_msci(port) + MD1, card),
sca_out(0x00, msci + MD1, card); /* no address field check */
sca_in(get_msci(port) + MD1, card),