cfe/dev/dev_dp83815.c

784     uint32_t ctrl;
787     ctrl = READCSR(sc, R_MEAR);
789     ctrl |= M_MEAR_EESEL;
790     WRITECSR(sc, R_MEAR, ctrl);
795 	ctrl ^= M_MEAR_EECLK;
796 	WRITECSR(sc, R_MEAR, ctrl);
801     ctrl &=~ M_MEAR_EESEL;
802     WRITECSR(sc, R_MEAR, ctrl);
809     uint32_t  ctrl;
811     ctrl = READCSR(sc, R_MEAR);
815 	ctrl |= M_MEAR_EEDI;
817 	ctrl &=~ M_MEAR_EEDI;
819     WRITECSR(sc, R_MEAR, ctrl);
823     WRITECSR(sc, R_MEAR, ctrl | M_MEAR_EECLK);
825     WRITECSR(sc, R_MEAR, ctrl);
829     ctrl &=~ M_MEAR_EEDI;             /* data invalid, Tidh=20 for SK^ */
830     WRITECSR(sc, R_MEAR, ctrl);
837     uint32_t  ctrl;
839     ctrl = READCSR(sc, R_MEAR);
842     WRITECSR(sc, R_MEAR, ctrl | M_MEAR_EECLK);     /* rising edge */
844     WRITECSR(sc, R_MEAR, ctrl);                    /* falling edge */
847     ctrl = READCSR(sc, R_MEAR);
848     return ((ctrl & M_MEAR_EEDO) != 0 ? 1 : 0);
857     uint32_t ctrl;
860     ctrl = READCSR(sc, R_MEAR) | M_MEAR_EESEL;
863     WRITECSR(sc, R_MEAR, ctrl);
881     WRITECSR(sc, R_MEAR, ctrl &~ M_MEAR_EESEL);
1049     uint32_t   ctrl;
1052     ctrl =  READCSR(sc, R_MEAR) & ~M_MEAR_MDC;
1053     ctrl |= M_MEAR_MDDIR;
1056 	ctrl &=~ M_MEAR_MDIO;
1057 	if ((data & bitmask) != 0) ctrl |= M_MEAR_MDIO;
1058 	WRITECSR(sc, R_MEAR, ctrl);
1061 	WRITECSR(sc, R_MEAR, ctrl | M_MEAR_MDC);
1063 	WRITECSR(sc, R_MEAR, ctrl);
1070     uint32_t  ctrl;
1072     ctrl = READCSR(sc, R_MEAR) &~ M_MEAR_MDDIR;
1075     WRITECSR(sc, R_MEAR, ctrl);
1077     WRITECSR(sc, R_MEAR, ctrl | M_MEAR_MDC);
1079     WRITECSR(sc, R_MEAR, ctrl);
1107     uint32_t  ctrl;
1120     ctrl = READCSR(sc, R_MEAR) &~ (M_MEAR_MDC | M_MEAR_MDDIR);
1124 	WRITECSR(sc, R_MEAR, ctrl);
1126 	WRITECSR(sc, R_MEAR, ctrl | M_MEAR_MDC);
1128 	WRITECSR(sc, R_MEAR, ctrl);