MBC_READ_RAM_EXTENDED
REG_WR16(qlt, REG_MBOX(0), MBC_READ_RAM_EXTENDED);
WRT16_IO_REG(ha, mailbox_in[0], MBC_READ_RAM_EXTENDED);
mcp->mb[0] = MBC_READ_RAM_EXTENDED;
{MBC_READ_RAM_EXTENDED, "MBC_READ_RAM_EXTENDED"}, \