--- /dev/null
+/*-
+ * Copyright (c) 2015 Semihalf
+ * Copyright (c) 2015 Stormshield
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/sockio.h>
+#include <sys/kernel.h>
+#include <sys/kthread.h>
+#include <sys/socket.h>
+#include <sys/module.h>
+#include <sys/errno.h>
+#include <sys/bus.h>
+#include <sys/conf.h>
+#include <sys/uio.h>
+#include <sys/fcntl.h>
+
+#include <net/if.h>
+#include <net/if_media.h>
+#include <net/if_types.h>
+
+#include <machine/bus.h>
+#include <machine/resource.h>
+
+#include <arm/mv/mvwin.h>
+#include <arm/mv/mvreg.h>
+#include <arm/mv/mvvar.h>
+
+#include <dev/etherswitch/etherswitch.h>
+#include <dev/etherswitch/mdio.h>
+#include <dev/mii/mii.h>
+#include <dev/mii/miivar.h>
+#include <dev/mge/if_mgevar.h>
+
+#include "e6000swreg.h"
+#include "etherswitch_if.h"
+#include "miibus_if.h"
+#include "mdio_if.h"
+
+MALLOC_DECLARE(M_E6000SW);
+MALLOC_DEFINE(M_E6000SW, "e6000sw", "e6000sw switch");
+
+#define E6000SW_LOCK(_sc) \
+ sx_xlock(&(_sc)->sx)
+#define E6000SW_UNLOCK(_sc) \
+ sx_unlock(&(_sc)->sx)
+#define E6000SW_LOCK_ASSERT(_sc, _what) \
+ sx_assert(&(_sc)->sx, (_what))
+#define E6000SW_TRYLOCK(_sc) \
+ sx_tryxlock(&(_sc)->sx)
+
+typedef struct e6000sw_softc {
+ device_t dev;
+
+ struct sx sx;
+ struct ifnet *ifp[E6000SW_NUM_PHYS];
+ char *ifname[E6000SW_NUM_PHYS];
+ device_t miibus[E6000SW_NUM_PHYS];
+ struct mii_data *mii[E6000SW_NUM_PHYS];
+ struct callout tick_callout;
+
+ uint32_t cpuports_mask;
+
+ int vid[E6000SW_NUM_VGROUPS];
+ int members[E6000SW_NUM_VGROUPS];
+ int vgroup[E6000SW_NUM_PORTS];
+} e6000sw_softc_t;
+
+static etherswitch_info_t etherswitch_info = {
+ .es_nports = E6000SW_NUM_PORTS,
+ .es_nvlangroups = E6000SW_NUM_VGROUPS,
+ .es_name = "Marvell 6000 series switch"
+};
+
+static void e6000sw_identify(driver_t *driver, device_t parent);
+static int e6000sw_probe(device_t dev);
+static int e6000sw_attach(device_t dev);
+static int e6000sw_detach(device_t dev);
+static int e6000sw_readphy(device_t dev, int phy, int reg);
+static int e6000sw_writephy(device_t dev, int phy, int reg, int data);
+static etherswitch_info_t* e6000sw_getinfo(device_t dev);
+static void e6000sw_lock(device_t dev);
+static void e6000sw_unlock(device_t dev);
+static int e6000sw_getport(device_t dev, etherswitch_port_t *p);
+static int e6000sw_setport(device_t dev, etherswitch_port_t *p);
+static int e6000sw_readreg_wrapper(device_t dev, int addr_reg);
+static int e6000sw_writereg_wrapper(device_t dev, int addr_reg, int val);
+static int e6000sw_readphy_wrapper(device_t dev, int phy, int reg);
+static int e6000sw_writephy_wrapper(device_t dev, int phy, int reg, int data);
+static int e6000sw_getvgroup_wrapper(device_t dev, etherswitch_vlangroup_t *vg);
+static int e6000sw_setvgroup_wrapper(device_t dev, etherswitch_vlangroup_t *vg);
+static int e6000sw_setvgroup(device_t dev, etherswitch_vlangroup_t *vg);
+static int e6000sw_getvgroup(device_t dev, etherswitch_vlangroup_t *vg);
+static void e6000sw_setup(device_t dev, e6000sw_softc_t *sc);
+static void e6000sw_port_vlan_conf(e6000sw_softc_t *sc);
+static void e6000sw_tick(void *arg);
+static void e6000sw_set_atustat(device_t dev, e6000sw_softc_t *sc, int bin,
+ int flag);
+static int e6000sw_atu_flush(device_t dev, e6000sw_softc_t *sc, int flag);
+static __inline void e6000sw_writereg(e6000sw_softc_t *sc, int addr, int reg,
+ int val);
+static __inline uint32_t e6000sw_readreg(e6000sw_softc_t *sc, int addr,
+ int reg);
+static int e6000sw_ifmedia_upd(struct ifnet *ifp);
+static void e6000sw_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr);
+static int e6000sw_atu_mac_table(device_t dev, e6000sw_softc_t *sc, struct
+ atu_opt *atu, int flag);
+static int e6000sw_get_pvid(e6000sw_softc_t *sc, int port, int *pvid);
+static int e6000sw_set_pvid(e6000sw_softc_t *sc, int port, int pvid);
+static __inline int e6000sw_cpuport(e6000sw_softc_t *sc, int port);
+static __inline struct mii_data *e6000sw_miiforphy(e6000sw_softc_t *sc,
+ unsigned int phy);
+
+static struct proc *e6000sw_kproc;
+
+static device_method_t e6000sw_methods[] = {
+ /* device interface */
+ DEVMETHOD(device_identify, e6000sw_identify),
+ DEVMETHOD(device_probe, e6000sw_probe),
+ DEVMETHOD(device_attach, e6000sw_attach),
+ DEVMETHOD(device_detach, e6000sw_detach),
+
+ /* bus interface */
+ DEVMETHOD(bus_add_child, device_add_child_ordered),
+
+ /* mii interface */
+ DEVMETHOD(miibus_readreg, e6000sw_readphy),
+ DEVMETHOD(miibus_writereg, e6000sw_writephy),
+
+ /* etherswitch interface */
+ DEVMETHOD(etherswitch_getinfo, e6000sw_getinfo),
+ DEVMETHOD(etherswitch_lock, e6000sw_lock),
+ DEVMETHOD(etherswitch_unlock, e6000sw_unlock),
+ DEVMETHOD(etherswitch_getport, e6000sw_getport),
+ DEVMETHOD(etherswitch_setport, e6000sw_setport),
+ DEVMETHOD(etherswitch_readreg, e6000sw_readreg_wrapper),
+ DEVMETHOD(etherswitch_writereg, e6000sw_writereg_wrapper),
+ DEVMETHOD(etherswitch_readphyreg, e6000sw_readphy_wrapper),
+ DEVMETHOD(etherswitch_writephyreg, e6000sw_writephy_wrapper),
+ DEVMETHOD(etherswitch_setvgroup, e6000sw_setvgroup_wrapper),
+ DEVMETHOD(etherswitch_getvgroup, e6000sw_getvgroup_wrapper),
+
+ DEVMETHOD_END
+};
+
+static devclass_t e6000sw_devclass;
+
+DEFINE_CLASS_0(e6000sw, e6000sw_driver, e6000sw_methods,
+ sizeof(e6000sw_softc_t));
+
+DRIVER_MODULE(e6000sw, mdio, e6000sw_driver, e6000sw_devclass, 0, 0);
+DRIVER_MODULE(etherswitch, e6000sw, etherswitch_driver, etherswitch_devclass, 0,
+ 0);
+DRIVER_MODULE(miibus, e6000sw, miibus_driver, miibus_devclass, 0, 0);
+MODULE_DEPEND(e6000sw, mdio, 1, 1, 1);
+
+static void
+e6000sw_identify(driver_t *driver, device_t parent)
+{
+
+ if (device_find_child(parent, "e6000sw", -1) == NULL)
+ BUS_ADD_CHILD(parent, 0, "e6000sw", -1);
+}
+
+static int
+e6000sw_probe(device_t dev)
+{
+ e6000sw_softc_t *sc;
+ const char *description;
+ unsigned int id;
+
+ sc = device_get_softc(dev);
+ bzero(sc, sizeof(e6000sw_softc_t));
+ sc->dev = dev;
+ /* Lock is necessary due to assertions. */
+ sx_init(&sc->sx, "e6000sw");
+ E6000SW_LOCK(sc);
+
+ id = e6000sw_readreg(sc, REG_PORT(0), SWITCH_ID);
+
+ switch (id & 0xfff0) {
+ case 0x3520:
+ description = "Marvell 88E6352";
+ break;
+ case 0x1720:
+ description = "Marvell 88E6172";
+ break;
+ case 0x1760:
+ description = "Marvell 88E6176";
+ break;
+ default:
+ E6000SW_UNLOCK(sc);
+ sx_destroy(&sc->sx);
+ device_printf(dev, "Unrecognized device.\n");
+ return (ENXIO);
+ }
+
+ device_set_desc(dev, description);
+
+ E6000SW_UNLOCK(sc);
+
+ return (BUS_PROBE_DEFAULT);
+}
+
+static int
+e6000sw_attach(device_t dev)
+{
+ e6000sw_softc_t *sc;
+ int phy, err, port;
+ char name[IFNAMSIZ];
+
+ err = 0;
+ sc = device_get_softc(dev);
+ E6000SW_LOCK(sc);
+ sc->cpuports_mask = E6000SW_CPUPORTS_MASK;
+ for (port = 0; port < E6000SW_NUM_PORTS; port++)
+ sc->vgroup[port] = E6000SW_PORT_NO_VGROUP;
+ e6000sw_setup(dev, sc);
+
+ snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->dev));
+ for (phy = 0; phy < E6000SW_NUM_PHYS; phy++) {
+ sc->ifp[phy] = if_alloc(IFT_ETHER);
+ if (sc->ifp[phy] == NULL)
+ goto out_fail;
+ sc->ifp[phy]->if_softc = sc;
+ sc->ifp[phy]->if_flags |= IFF_UP | IFF_BROADCAST |
+ IFF_DRV_RUNNING | IFF_SIMPLEX;
+ sc->ifname[phy] = malloc(strlen(name) + 1, M_E6000SW, M_WAITOK);
+ if (sc->ifname[phy] == NULL)
+ goto out_fail;
+ bcopy(name, sc->ifname[phy], strlen(name) + 1);
+ if_initname(sc->ifp[phy], sc->ifname[phy], phy);
+ err = mii_attach(sc->dev, &sc->miibus[phy], sc->ifp[phy],
+ e6000sw_ifmedia_upd, e6000sw_ifmedia_sts, BMSR_DEFCAPMASK,
+ phy, MII_OFFSET_ANY, 0);
+ if (err != 0) {
+ device_printf(sc->dev,
+ "attaching PHY %d failed\n",
+ phy);
+ goto out_fail;
+ }
+ sc->mii[phy] = device_get_softc(sc->miibus[phy]);
+ }
+ E6000SW_UNLOCK(sc);
+
+ bus_generic_probe(dev);
+ bus_enumerate_hinted_children(dev);
+ bus_generic_attach(dev);
+
+ kproc_create(e6000sw_tick, sc, &e6000sw_kproc, 0, 0,
+ "e6000sw tick kproc");
+
+ return (0);
+
+out_fail:
+ e6000sw_detach(dev);
+
+ return (ENXIO);
+}
+
+static __inline void
+e6000sw_poll_done(e6000sw_softc_t *sc)
+{
+
+ while (e6000sw_readreg(sc, REG_GLOBAL2, PHY_CMD) &
+ (1 << PHY_CMD_SMI_BUSY))
+ continue;
+}
+
+
+/*
+ * PHY registers are paged. Put page index in reg 22 (accessible from every
+ * page), then access specific register.
+ */
+static int
+e6000sw_readphy(device_t dev, int phy, int reg)
+{
+ e6000sw_softc_t *sc;
+ uint32_t val;
+
+ sc = device_get_softc(dev);
+ val = 0;
+
+ if (phy >= E6000SW_NUM_PHYS || reg >= E6000SW_NUM_PHY_REGS) {
+ device_printf(dev, "Wrong register address.\n");
+ return (EINVAL);
+ }
+
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ e6000sw_poll_done(sc);
+ val |= 1 << PHY_CMD_SMI_BUSY;
+ val |= PHY_CMD_MODE_MDIO << PHY_CMD_MODE;
+ val |= PHY_CMD_OPCODE_READ << PHY_CMD_OPCODE;
+ val |= (reg << PHY_CMD_REG_ADDR) & PHY_CMD_REG_ADDR_MASK;
+ val |= (phy << PHY_CMD_DEV_ADDR) & PHY_CMD_DEV_ADDR_MASK;
+ e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_CMD_REG, val);
+ e6000sw_poll_done(sc);
+ val = e6000sw_readreg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG)
+ & PHY_DATA_MASK;
+
+ return (val);
+}
+
+static int
+e6000sw_writephy(device_t dev, int phy, int reg, int data)
+{
+ e6000sw_softc_t *sc;
+ uint32_t val;
+
+ sc = device_get_softc(dev);
+ val = 0;
+
+ if (phy >= E6000SW_NUM_PHYS || reg >= E6000SW_NUM_PHY_REGS) {
+ device_printf(dev, "Wrong register address.\n");
+ return (EINVAL);
+ }
+
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ e6000sw_poll_done(sc);
+ val |= PHY_CMD_MODE_MDIO << PHY_CMD_MODE;
+ val |= 1 << PHY_CMD_SMI_BUSY;
+ val |= PHY_CMD_OPCODE_WRITE << PHY_CMD_OPCODE;
+ val |= (reg << PHY_CMD_REG_ADDR) & PHY_CMD_REG_ADDR_MASK;
+ val |= (phy << PHY_CMD_DEV_ADDR) & PHY_CMD_DEV_ADDR_MASK;
+ e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_DATA_REG,
+ data & PHY_DATA_MASK);
+ e6000sw_writereg(sc, REG_GLOBAL2, SMI_PHY_CMD_REG, val);
+ e6000sw_poll_done(sc);
+
+ return (0);
+}
+
+static int
+e6000sw_detach(device_t dev)
+{
+ int phy;
+ e6000sw_softc_t *sc;
+
+ sc = device_get_softc(dev);
+ bus_generic_detach(dev);
+ sx_destroy(&sc->sx);
+ for (phy = 0; phy < E6000SW_NUM_PHYS; phy++) {
+ if (sc->miibus[phy] != NULL)
+ device_delete_child(dev, sc->miibus[phy]);
+ if (sc->ifp[phy] != NULL)
+ if_free(sc->ifp[phy]);
+ if (sc->ifname[phy] != NULL)
+ free(sc->ifname[phy], M_E6000SW);
+ }
+
+ return (0);
+}
+
+static etherswitch_info_t*
+e6000sw_getinfo(device_t dev)
+{
+
+ return (ðerswitch_info);
+}
+
+static void
+e6000sw_lock(device_t dev)
+{
+ struct e6000sw_softc *sc;
+
+ sc = device_get_softc(dev);
+
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+ E6000SW_LOCK(sc);
+}
+
+static void
+e6000sw_unlock(device_t dev)
+{
+ struct e6000sw_softc *sc;
+
+ sc = device_get_softc(dev);
+
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+ E6000SW_UNLOCK(sc);
+}
+
+static int
+e6000sw_getport(device_t dev, etherswitch_port_t *p)
+{
+ struct mii_data *mii;
+ int err;
+ struct ifmediareq *ifmr;
+
+ err = 0;
+ e6000sw_softc_t *sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+
+ if (p->es_port >= E6000SW_NUM_PORTS ||
+ p->es_port < 0) {
+ err = EINVAL;
+ goto out;
+ }
+
+ e6000sw_get_pvid(sc, p->es_port, &p->es_pvid);
+
+ if (e6000sw_cpuport(sc, p->es_port)) {
+ p->es_flags |= ETHERSWITCH_PORT_CPU;
+ ifmr = &p->es_ifmr;
+ ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID;
+ ifmr->ifm_count = 0;
+ ifmr->ifm_current = ifmr->ifm_active =
+ IFM_ETHER | IFM_1000_T | IFM_FDX;
+ ifmr->ifm_mask = 0;
+ } else {
+ mii = e6000sw_miiforphy(sc, p->es_port);
+ err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr,
+ &mii->mii_media, SIOCGIFMEDIA);
+ }
+
+out:
+ E6000SW_UNLOCK(sc);
+ return (err);
+}
+
+static int
+e6000sw_setport(device_t dev, etherswitch_port_t *p)
+{
+ e6000sw_softc_t *sc;
+ int err;
+ struct mii_data *mii;
+
+ err = 0;
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+
+ if (p->es_port >= E6000SW_NUM_PORTS ||
+ p->es_port < 0) {
+ err = EINVAL;
+ goto out;
+ }
+
+ if (p->es_pvid != 0)
+ e6000sw_set_pvid(sc, p->es_port, p->es_pvid);
+ if (!e6000sw_cpuport(sc, p->es_port)) {
+ mii = e6000sw_miiforphy(sc, p->es_port);
+ err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr, &mii->mii_media,
+ SIOCSIFMEDIA);
+ }
+
+out:
+ E6000SW_UNLOCK(sc);
+ return (err);
+}
+
+/*
+ * Registers in this switch are divided into sections, specified in
+ * documentation. So as to access any of them, section index and reg index
+ * is necessary. etherswitchcfg uses only one variable, so indexes were
+ * compressed into addr_reg: 32 * section_index + reg_index.
+ */
+static int
+e6000sw_readreg_wrapper(device_t dev, int addr_reg)
+{
+
+ if ((addr_reg > (REG_GLOBAL2 * 32 + REG_NUM_MAX)) ||
+ (addr_reg < (REG_PORT(0) * 32))) {
+ device_printf(dev, "Wrong register address.\n");
+ return (EINVAL);
+ }
+
+ return (e6000sw_readreg(device_get_softc(dev), addr_reg / 32,
+ addr_reg % 32));
+}
+
+static int
+e6000sw_writereg_wrapper(device_t dev, int addr_reg, int val)
+{
+
+ if ((addr_reg > (REG_GLOBAL2 * 32 + REG_NUM_MAX)) ||
+ (addr_reg < (REG_PORT(0) * 32))) {
+ device_printf(dev, "Wrong register address.\n");
+ return (EINVAL);
+ }
+ e6000sw_writereg(device_get_softc(dev), addr_reg / 5,
+ addr_reg % 32, val);
+
+ return (0);
+}
+
+/*
+ * These wrappers are necessary because PHY accesses from etherswitchcfg
+ * need to be synchronized with locks, while miibus PHY accesses do not.
+ */
+static int
+e6000sw_readphy_wrapper(device_t dev, int phy, int reg)
+{
+ e6000sw_softc_t *sc;
+ int ret;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+ ret = e6000sw_readphy(dev, phy, reg);
+ E6000SW_UNLOCK(sc);
+
+ return (ret);
+}
+
+static int
+e6000sw_writephy_wrapper(device_t dev, int phy, int reg, int data)
+{
+ e6000sw_softc_t *sc;
+ int ret;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+ ret = e6000sw_writephy(dev, phy, reg, data);
+ E6000SW_UNLOCK(sc);
+
+ return (ret);
+}
+
+/*
+ * setvgroup/getvgroup called from etherswitchfcg need to be locked,
+ * while internal calls do not.
+ */
+static int
+e6000sw_setvgroup_wrapper(device_t dev, etherswitch_vlangroup_t *vg)
+{
+ e6000sw_softc_t *sc;
+ int ret;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+ ret = e6000sw_setvgroup(dev, vg);
+ E6000SW_UNLOCK(sc);
+
+ return (ret);
+}
+
+static int
+e6000sw_getvgroup_wrapper(device_t dev, etherswitch_vlangroup_t *vg)
+{
+ e6000sw_softc_t *sc;
+ int ret;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+
+ E6000SW_LOCK(sc);
+ ret = e6000sw_getvgroup(dev, vg);
+ E6000SW_UNLOCK(sc);
+
+ return (ret);
+}
+
+static __inline void
+e6000sw_flush_port(e6000sw_softc_t *sc, int port)
+{
+ uint32_t reg;
+
+ reg = e6000sw_readreg(sc, REG_PORT(port),
+ PORT_VLAN_MAP);
+ reg &= ~PORT_VLAN_MAP_TABLE_MASK;
+ reg &= ~PORT_VLAN_MAP_FID_MASK;
+ e6000sw_writereg(sc, REG_PORT(port),
+ PORT_VLAN_MAP, reg);
+ if (sc->vgroup[port] != E6000SW_PORT_NO_VGROUP) {
+ /*
+ * If port belonged somewhere, owner-group
+ * should have its entry removed.
+ */
+ sc->members[sc->vgroup[port]] &= ~(1 << port);
+ sc->vgroup[port] = E6000SW_PORT_NO_VGROUP;
+ }
+}
+
+static __inline void
+e6000sw_port_assign_vgroup(e6000sw_softc_t *sc, int port, int fid, int vgroup,
+ int members)
+{
+ uint32_t reg;
+
+ reg = e6000sw_readreg(sc, REG_PORT(port),
+ PORT_VLAN_MAP);
+ reg &= ~PORT_VLAN_MAP_TABLE_MASK;
+ reg &= ~PORT_VLAN_MAP_FID_MASK;
+ reg |= members & ~(1 << port);
+ reg |= (fid << PORT_VLAN_MAP_FID) & PORT_VLAN_MAP_FID_MASK;
+ e6000sw_writereg(sc, REG_PORT(port), PORT_VLAN_MAP,
+ reg);
+ sc->vgroup[port] = vgroup;
+}
+
+static int
+e6000sw_setvgroup(device_t dev, etherswitch_vlangroup_t *vg)
+{
+ e6000sw_softc_t *sc;
+ int port, fid;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ if (vg->es_vlangroup >= E6000SW_NUM_VGROUPS)
+ return (EINVAL);
+ if (vg->es_member_ports != vg->es_untagged_ports) {
+ device_printf(dev, "Tagged ports not supported.\n");
+ return (EINVAL);
+ }
+
+ vg->es_untagged_ports &= PORT_VLAN_MAP_TABLE_MASK;
+ fid = vg->es_vlangroup + 1;
+ for (port = 0; port < E6000SW_NUM_PORTS; port++) {
+ if ((sc->members[vg->es_vlangroup] & (1 << port)) ||
+ (vg->es_untagged_ports & (1 << port)))
+ e6000sw_flush_port(sc, port);
+ if (vg->es_untagged_ports & (1 << port))
+ e6000sw_port_assign_vgroup(sc, port, fid,
+ vg->es_vlangroup, vg->es_untagged_ports);
+ }
+ sc->vid[vg->es_vlangroup] = vg->es_vid;
+ sc->members[vg->es_vlangroup] = vg->es_untagged_ports;
+
+ return (0);
+}
+
+static int
+e6000sw_getvgroup(device_t dev, etherswitch_vlangroup_t *vg)
+{
+ e6000sw_softc_t *sc;
+
+ sc = device_get_softc(dev);
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ if (vg->es_vlangroup >= E6000SW_NUM_VGROUPS)
+ return (EINVAL);
+ vg->es_untagged_ports = vg->es_member_ports =
+ sc->members[vg->es_vlangroup];
+ vg->es_vid = ETHERSWITCH_VID_VALID;
+
+ return (0);
+}
+
+static __inline struct mii_data*
+e6000sw_miiforphy(e6000sw_softc_t *sc, unsigned int phy)
+{
+
+ if (phy >= E6000SW_NUM_PHYS)
+ return (NULL);
+
+ return (device_get_softc(sc->miibus[phy]));
+}
+
+static int
+e6000sw_ifmedia_upd(struct ifnet *ifp)
+{
+ e6000sw_softc_t *sc;
+ struct mii_data *mii;
+
+ sc = ifp->if_softc;
+ mii = e6000sw_miiforphy(sc, ifp->if_dunit);
+ if (mii == NULL)
+ return (ENXIO);
+ mii_mediachg(mii);
+
+ return (0);
+}
+
+static void
+e6000sw_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
+{
+ e6000sw_softc_t *sc;
+ struct mii_data *mii;
+
+ sc = ifp->if_softc;
+ mii = e6000sw_miiforphy(sc, ifp->if_dunit);
+
+ if (mii == NULL)
+ return;
+
+ mii_pollstat(mii);
+ ifmr->ifm_active = mii->mii_media_active;
+ ifmr->ifm_status = mii->mii_media_status;
+}
+
+static __inline uint32_t
+e6000sw_readreg(e6000sw_softc_t *sc, int addr, int reg)
+{
+
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ return (MDIO_READREG(device_get_parent(sc->dev), addr, reg));
+}
+
+static __inline void
+e6000sw_writereg(e6000sw_softc_t *sc, int addr, int reg, int val)
+{
+
+ E6000SW_LOCK_ASSERT(sc, SA_XLOCKED);
+
+ MDIO_WRITEREG(device_get_parent(sc->dev), addr, reg, val);
+}
+
+static __inline int
+e6000sw_cpuport(e6000sw_softc_t *sc, int port)
+{
+
+ return (sc->cpuports_mask & (1 << port));
+}
+
+static __inline int
+e6000sw_set_pvid(e6000sw_softc_t *sc, int port, int pvid)
+{
+
+ e6000sw_writereg(sc, REG_PORT(port), PORT_VID, pvid &
+ PORT_VID_DEF_VID_MASK);
+
+ return (0);
+}
+
+static __inline int
+e6000sw_get_pvid(e6000sw_softc_t *sc, int port, int *pvid)
+{
+
+ if (pvid == NULL)
+ return (ENXIO);
+
+ *pvid = e6000sw_readreg(sc, REG_PORT(port), PORT_VID) &
+ PORT_VID_DEF_VID_MASK;
+
+ return (0);
+}
+
+static void
+e6000sw_tick (void *arg)
+{
+ e6000sw_softc_t *sc;
+ struct mii_softc *miisc;
+ int i;
+
+ sc = arg;
+
+ E6000SW_LOCK_ASSERT(sc, SA_UNLOCKED);
+ for (;;) {
+ E6000SW_LOCK(sc);
+ for (i = 0; i < E6000SW_NUM_PHYS; i++) {
+ mii_tick(sc->mii[i]);
+ LIST_FOREACH(miisc, &sc->mii[i]->mii_phys, mii_list) {
+ if (IFM_INST(sc->mii[i]->mii_media.ifm_cur->ifm_media)
+ != miisc->mii_inst)
+ continue;
+ mii_phy_update(miisc, MII_POLLSTAT);
+ }
+ }
+ E6000SW_UNLOCK(sc);
+ pause("e6000sw tick", 1000);
+ }
+}
+
+static void
+e6000sw_setup(device_t dev, e6000sw_softc_t *sc)
+{
+ uint16_t atu_ctrl, atu_age;
+
+ /* Set aging time */
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_CONTROL,
+ (E6000SW_DEFAULT_AGETIME << ATU_CONTROL_AGETIME) |
+ (1 << ATU_CONTROL_LEARN2ALL));
+
+ /* Send all with specific mac address to cpu port */
+ e6000sw_writereg(sc, REG_GLOBAL2, MGMT_EN_2x, MGMT_EN_ALL);
+ e6000sw_writereg(sc, REG_GLOBAL2, MGMT_EN_0x, MGMT_EN_ALL);
+
+ /* Disable Remote Managment */
+ e6000sw_writereg(sc, REG_GLOBAL, SWITCH_GLOBAL_CONTROL2, 0);
+
+ /* Disable loopback filter and flow control messages */
+ e6000sw_writereg(sc, REG_GLOBAL2, SWITCH_MGMT,
+ SWITCH_MGMT_PRI_MASK |
+ (1 << SWITCH_MGMT_RSVD2CPU) |
+ SWITCH_MGMT_FC_PRI_MASK |
+ (1 << SWITCH_MGMT_FORCEFLOW));
+
+ /* Set VLAN configuration */
+ e6000sw_port_vlan_conf(sc);
+
+ e6000sw_atu_flush(dev, sc, NO_OPERATION);
+ e6000sw_atu_mac_table(dev, sc, NULL, NO_OPERATION);
+ e6000sw_set_atustat(dev, sc, 0, COUNT_ALL);
+
+ /* Set ATU AgeTime to 15 seconds */
+ atu_age = 1;
+
+ atu_ctrl = e6000sw_readreg(sc, REG_GLOBAL, ATU_CONTROL);
+
+ /* Set new AgeTime field */
+ atu_ctrl &= ~ATU_CONTROL_AGETIME_MASK;
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_CONTROL, atu_ctrl |
+ (atu_age << ATU_CONTROL_AGETIME));
+}
+
+static void
+e6000sw_port_vlan_conf(e6000sw_softc_t *sc)
+{
+ int port, ret;
+ etherswitch_vlangroup_t vg;
+ device_t dev;
+
+ dev = sc->dev;
+ /* Disable all ports */
+ for (port = 0; port < E6000SW_NUM_PORTS; port++) {
+ ret = e6000sw_readreg(sc, REG_PORT(port), PORT_CONTROL);
+ e6000sw_writereg(sc, REG_PORT(port), PORT_CONTROL,
+ (ret & ~PORT_CONTROL_ENABLE));
+ }
+
+ /* Set port priority */
+ for (port = 0; port < E6000SW_NUM_PORTS; port++) {
+ ret = e6000sw_readreg(sc, REG_PORT(port), PORT_VID);
+ ret &= ~PORT_VID_PRIORITY_MASK;
+ e6000sw_writereg(sc, REG_PORT(port), PORT_VID, ret);
+ }
+
+ vg.es_vlangroup = 0;
+ vg.es_vid = 0;
+ vg.es_member_ports = vg.es_untagged_ports = E6000SW_DEF_VLANGROUP0;
+ e6000sw_setvgroup(dev, &vg);
+ vg.es_vlangroup = 1;
+ vg.es_vid = 1;
+ vg.es_member_ports = vg.es_untagged_ports = E6000SW_DEF_VLANGROUP1;
+ e6000sw_setvgroup(dev, &vg);
+
+ device_printf(dev, "Default vlangroups set.\n");
+ /* Set VID map */
+ for (port = 0; port < E6000SW_NUM_PORTS; port++) {
+ ret = e6000sw_readreg(sc, REG_PORT(port), PORT_VID);
+ ret &= ~PORT_VID_DEF_VID_MASK;
+ ret |= (port + 1);
+ e6000sw_writereg(sc, REG_PORT(port), PORT_VID, ret);
+ }
+
+ /* Enable all ports */
+ for (port = 0; port < E6000SW_NUM_PORTS; port++) {
+ ret = e6000sw_readreg(sc, REG_PORT(port), PORT_CONTROL);
+ e6000sw_writereg(sc, REG_PORT(port), PORT_CONTROL, (ret |
+ PORT_CONTROL_ENABLE));
+ }
+}
+
+static void
+e6000sw_set_atustat(device_t dev, e6000sw_softc_t *sc, int bin, int flag)
+{
+ uint16_t ret;
+
+ ret = e6000sw_readreg(sc, REG_GLOBAL2, ATU_STATS);
+ e6000sw_writereg(sc, REG_GLOBAL2, ATU_STATS, (bin << ATU_STATS_BIN ) |
+ (flag << ATU_STATS_FLAG));
+}
+
+static int
+e6000sw_atu_mac_table(device_t dev, e6000sw_softc_t *sc, struct atu_opt *atu,
+ int flag)
+{
+ uint16_t ret_opt;
+ uint16_t ret_data;
+ int retries;
+
+ if (flag == NO_OPERATION)
+ return (0);
+ else if ((flag & (LOAD_FROM_FIB | PURGE_FROM_FIB | GET_NEXT_IN_FIB |
+ GET_VIOLATION_DATA | CLEAR_VIOLATION_DATA)) == 0) {
+ device_printf(dev, "Wrong Opcode for ATU operation\n");
+ return (EINVAL);
+ }
+
+ ret_opt = e6000sw_readreg(sc, REG_GLOBAL, ATU_OPERATION);
+
+ if (ret_opt & ATU_UNIT_BUSY) {
+ device_printf(dev, "ATU unit is busy, cannot access"
+ "register\n");
+ return (EBUSY);
+ } else {
+ if(flag & LOAD_FROM_FIB) {
+ ret_data = e6000sw_readreg(sc, REG_GLOBAL, ATU_DATA);
+ e6000sw_writereg(sc, REG_GLOBAL2, ATU_DATA, (ret_data &
+ ~ENTRY_STATE));
+ }
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_MAC_ADDR01, atu->mac_01);
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_MAC_ADDR23, atu->mac_23);
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_MAC_ADDR45, atu->mac_45);
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_FID, atu->fid);
+
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_OPERATION, (ret_opt |
+ ATU_UNIT_BUSY | flag));
+
+ retries = E6000SW_RETRIES;
+ while (--retries & (e6000sw_readreg(sc, REG_GLOBAL,
+ ATU_OPERATION) & ATU_UNIT_BUSY))
+ DELAY(1);
+
+ if (retries == 0)
+ device_printf(dev, "Timeout while flushing\n");
+ else if (flag & GET_NEXT_IN_FIB) {
+ atu->mac_01 = e6000sw_readreg(sc, REG_GLOBAL,
+ ATU_MAC_ADDR01);
+ atu->mac_23 = e6000sw_readreg(sc, REG_GLOBAL,
+ ATU_MAC_ADDR23);
+ atu->mac_45 = e6000sw_readreg(sc, REG_GLOBAL,
+ ATU_MAC_ADDR45);
+ }
+ }
+
+ return (0);
+}
+
+static int
+e6000sw_atu_flush(device_t dev, e6000sw_softc_t *sc, int flag)
+{
+ uint16_t ret;
+ int retries;
+
+ if (flag == NO_OPERATION)
+ return (0);
+
+ ret = e6000sw_readreg(sc, REG_GLOBAL, ATU_OPERATION);
+ if (ret & ATU_UNIT_BUSY) {
+ device_printf(dev, "Atu unit is busy, cannot flush\n");
+ return (EBUSY);
+ } else {
+ e6000sw_writereg(sc, REG_GLOBAL, ATU_OPERATION, (ret |
+ ATU_UNIT_BUSY | flag));
+ retries = E6000SW_RETRIES;
+ while (--retries & (e6000sw_readreg(sc, REG_GLOBAL,
+ ATU_OPERATION) & ATU_UNIT_BUSY))
+ DELAY(1);
+
+ if (retries == 0)
+ device_printf(dev, "Timeout while flushing\n");
+ }
+
+ return (0);
+}
projects / people / liuw / freebsd.git / commitdiff