octeon/dev/cn30xxpko.c

42 #define	_PKO_RD8(sc, off) \
43 	bus_space_read_8((sc)->sc_regt, (sc)->sc_regh, (off))
44 #define	_PKO_WR8(sc, off, v) \
45 	bus_space_write_8((sc)->sc_regt, (sc)->sc_regh, (off), (v))
54 	struct cn30xxpko_softc *sc;
57 	sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
58 	if (sc == NULL)
61 	sc->sc_port = aa->aa_port;
62 	sc->sc_regt = aa->aa_regt;
63 	sc->sc_cmdptr = aa->aa_cmdptr;
64 	sc->sc_cmd_buf_pool = aa->aa_cmd_buf_pool;
65 	sc->sc_cmd_buf_size = aa->aa_cmd_buf_size;
67 	status = bus_space_map(sc->sc_regt, PKO_BASE, PKO_SIZE, 0,
68 	    &sc->sc_regh);
72 	*rsc = sc;
76 cn30xxpko_enable(struct cn30xxpko_softc *sc)
80 	reg_flags = _PKO_RD8(sc, PKO_REG_FLAGS_OFFSET);
87 	_PKO_WR8(sc, PKO_REG_FLAGS_OFFSET, reg_flags);
94 cn30xxpko_reset(cn30xxpko_softc *sc)
98 	reg_flags = _PKO_RD8(sc, PKO_REG_FLAGS_OFFSET);
100 	_PKO_WR8(sc, PKO_REG_FLAGS_OFFSET, reg_flags);
105 cn30xxpko_config(struct cn30xxpko_softc *sc)
109 	SET(reg_cmd_buf, (sc->sc_cmd_buf_pool << 20) & PKO_REG_CMD_BUF_POOL);
110 	SET(reg_cmd_buf, sc->sc_cmd_buf_size & PKO_REG_CMD_BUF_SIZE);
111 	_PKO_WR8(sc, PKO_REG_CMD_BUF_OFFSET, reg_cmd_buf);
115 cn30xxpko_port_enable(struct cn30xxpko_softc *sc, int enable)
121 	SET(reg_read_idx, sc->sc_port & PKO_REG_READ_IDX_IDX);
126 	SET(mem_queue_qos, ((uint64_t)sc->sc_port << 7) & PKO_MEM_QUEUE_QOS_PID);
127 	SET(mem_queue_qos, sc->sc_port & PKO_MEM_QUEUE_QOS_QID);
131 	_PKO_WR8(sc, PKO_REG_READ_IDX_OFFSET, reg_read_idx);
132 	_PKO_WR8(sc, PKO_MEM_QUEUE_QOS_OFFSET, mem_queue_qos);
140 cn30xxpko_port_config(struct cn30xxpko_softc *sc)
146 	KASSERT(sc->sc_port < 32);
154 	if (sc->sc_port == 24) {
156 		_PKO_WR8(sc, PKO_REG_READ_IDX_OFFSET, 1ULL << 8);
158 			val = _PKO_RD8(sc, PKO_MEM_PORT_PTRS_OFFSET);
164 				_PKO_WR8(sc, PKO_MEM_PORT_PTRS_OFFSET, val);
174 	SET(mem_queue_ptrs, ((uint64_t)sc->sc_port << 7) & PKO_MEM_QUEUE_PTRS_PID);
175 	SET(mem_queue_ptrs, sc->sc_port & PKO_MEM_QUEUE_PTRS_QID);
179 	_PKO_WR8(sc, PKO_MEM_QUEUE_PTRS_OFFSET, mem_queue_ptrs);
185 	sc->sc_cmdptr->cmdptr = (uint64_t)buf_ptr;
186 	sc->sc_cmdptr->cmdptr_idx = 0;
188 	pko_queue_map_init[sc->sc_port] = 1;