SK_TXRBS1_CTLTST
CSR_WRITE_4(l, SK_TXRBS1_CTLTST, RBCTL_UNRESET);
CSR_WRITE_4(l, SK_TXRBS1_CTLTST, RBCTL_STORENFWD_ON);
CSR_WRITE_4(l, SK_TXRBS1_CTLTST, RBCTL_ON);
SK_IF_WRITE_4(sc_if, 1, SK_TXRBS1_CTLTST, SK_RBCTL_RESET);
SK_IF_WRITE_4(sc_if, 1, SK_TXRBS1_CTLTST, SK_RBCTL_UNRESET);
SK_IF_WRITE_4(sc_if, 1, SK_TXRBS1_CTLTST, SK_RBCTL_STORENFWD_ON);
SK_IF_WRITE_4(sc_if, 1, SK_TXRBS1_CTLTST, SK_RBCTL_ON);
SK_IF_WRITE_4(sc_if, 1, SK_TXRBS1_CTLTST, SK_RBCTL_RESET|SK_RBCTL_OFF);