static void tlp_pci_attach(device_t parent, device_t self, void *aux) { struct tulip_pci_softc *psc = device_private(self); struct tulip_softc *sc = &psc->sc_tulip; struct pci_attach_args *pa = aux; pci_chipset_tag_t pc = pa->pa_pc; pci_intr_handle_t ih; const char *intrstr = NULL; bus_space_tag_t iot, memt; bus_space_handle_t ioh, memh; int ioh_valid, memh_valid, i, j; const struct tulip_pci_product *tpp; prop_data_t ea; uint8_t enaddr[ETHER_ADDR_LEN]; uint32_t val = 0; pcireg_t reg; int error; bus_size_t iosize = 0, memsize = 0; sc->sc_dev = self; sc->sc_devno = pa->pa_device; psc->sc_pc = pa->pa_pc; psc->sc_pcitag = pa->pa_tag; LIST_INIT(&psc->sc_intrslaves); tpp = tlp_pci_lookup(pa); if (tpp == NULL) { printf("\n"); panic("tlp_pci_attach: impossible"); } sc->sc_chip = tpp->tpp_chip; /* * By default, Tulip registers are 8 bytes long (4 bytes * followed by a 4 byte pad). */ sc->sc_regshift = 3; /* * No power management hooks. * XXX Maybe we should add some! */ sc->sc_flags |= TULIPF_ENABLED; /* * Get revision info, and set some chip-specific variables. */ sc->sc_rev = PCI_REVISION(pa->pa_class); switch (sc->sc_chip) { case TULIP_CHIP_21140: if (sc->sc_rev >= 0x20) sc->sc_chip = TULIP_CHIP_21140A; break; case TULIP_CHIP_21142: if (sc->sc_rev >= 0x20) sc->sc_chip = TULIP_CHIP_21143; break; case TULIP_CHIP_82C168: if (sc->sc_rev >= 0x20) sc->sc_chip = TULIP_CHIP_82C169; break; case TULIP_CHIP_MX98713: if (sc->sc_rev >= 0x10) sc->sc_chip = TULIP_CHIP_MX98713A; break; case TULIP_CHIP_MX98715: if (sc->sc_rev >= 0x20) sc->sc_chip = TULIP_CHIP_MX98715A; if (sc->sc_rev >= 0x25) sc->sc_chip = TULIP_CHIP_MX98715AEC_X; if (sc->sc_rev >= 0x30) sc->sc_chip = TULIP_CHIP_MX98725; break; case TULIP_CHIP_WB89C840F: sc->sc_regshift = 2; break; case TULIP_CHIP_AN985: /* * The AN983 and AN985 are very similar, and are * differentiated by a "signature" register that * is like, but not identical, to a PCI ID register. */ reg = pci_conf_read(pc, pa->pa_tag, 0x80); switch (reg) { case 0x09811317: sc->sc_chip = TULIP_CHIP_AN985; break; case 0x09851317: sc->sc_chip = TULIP_CHIP_AN983; break; default: /* Unknown -- use default. */ break; } break; case TULIP_CHIP_AX88140: if (sc->sc_rev >= 0x10) sc->sc_chip = TULIP_CHIP_AX88141; break; case TULIP_CHIP_DM9102: if (sc->sc_rev >= 0x30) sc->sc_chip = TULIP_CHIP_DM9102A; break; default: /* Nothing. */ break; } aprint_normal(": %s Ethernet, pass %d.%d\n", tlp_chip_name(sc->sc_chip), (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf); switch (sc->sc_chip) { case TULIP_CHIP_21040: if (sc->sc_rev < 0x20) { aprint_normal_dev(self, "21040 must be at least pass 2.0\n"); return; } break; case TULIP_CHIP_21140: if (sc->sc_rev < 0x11) { aprint_normal_dev(self, "21140 must be at least pass 1.1\n"); return; } break; default: /* Nothing. */ break; } /* * Check to see if the device is in power-save mode, and * being it out if necessary. */ switch (sc->sc_chip) { case TULIP_CHIP_21140: case TULIP_CHIP_21140A: case TULIP_CHIP_21142: case TULIP_CHIP_21143: case TULIP_CHIP_MX98713A: case TULIP_CHIP_MX98715: case TULIP_CHIP_MX98715A: case TULIP_CHIP_MX98715AEC_X: case TULIP_CHIP_MX98725: case TULIP_CHIP_DM9102: case TULIP_CHIP_DM9102A: case TULIP_CHIP_AX88140: case TULIP_CHIP_AX88141: case TULIP_CHIP_RS7112: /* * Clear the "sleep mode" bit in the CFDA register. */ reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA); if (reg & (CFDA_SLEEP|CFDA_SNOOZE)) pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA, reg & ~(CFDA_SLEEP|CFDA_SNOOZE)); break; default: /* Nothing. */ break; } /* power up chip */ if ((error = pci_activate(pa->pa_pc, pa->pa_tag, self, NULL)) && error != EOPNOTSUPP) { aprint_error_dev(self, "cannot activate %d\n", error); return; } /* * Map the device. */ ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, &iosize) == 0); memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA, PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0, &memt, &memh, NULL, &memsize) == 0); if (memh_valid) { sc->sc_st = memt; sc->sc_sh = memh; psc->sc_mapsize = memsize; if (ioh_valid) { bus_space_unmap(iot, ioh, iosize); ioh_valid = 0; } } else if (ioh_valid) { sc->sc_st = iot; sc->sc_sh = ioh; psc->sc_mapsize = iosize; if (memh_valid) { bus_space_unmap(memt, memh, memsize); memh_valid = 0; } } else { aprint_error_dev(self, "unable to map device registers\n"); goto fail; } sc->sc_dmat = pa->pa_dmat; /* * Make sure bus mastering is enabled. */ pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) | PCI_COMMAND_MASTER_ENABLE); /* * Get the cacheline size. */ sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag, PCI_BHLC_REG)); /* * Get PCI data moving command info. */ if (pa->pa_flags & PCI_FLAGS_MRL_OKAY) sc->sc_flags |= TULIPF_MRL; if (pa->pa_flags & PCI_FLAGS_MRM_OKAY) sc->sc_flags |= TULIPF_MRM; if (pa->pa_flags & PCI_FLAGS_MWI_OKAY) sc->sc_flags |= TULIPF_MWI; /* * Read the contents of the Ethernet Address ROM/SROM. */ switch (sc->sc_chip) { case TULIP_CHIP_21040: sc->sc_srom_addrbits = 6; sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT); TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS); for (i = 0; i < TULIP_ROM_SIZE(6); i++) { for (j = 0; j < 10000; j++) { val = TULIP_READ(sc, CSR_MIIROM); if ((val & MIIROM_DN) == 0) break; } sc->sc_srom[i] = val & MIIROM_DATA; } break; case TULIP_CHIP_82C168: case TULIP_CHIP_82C169: { sc->sc_srom_addrbits = 2; sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT); /* * The Lite-On PNIC stores the Ethernet address in * the first 3 words of the EEPROM. EEPROM access * is not like the other Tulip chips. */ for (i = 0; i < 6; i += 2) { TULIP_WRITE(sc, CSR_PNIC_SROMCTL, PNIC_SROMCTL_READ | (i >> 1)); for (j = 0; j < 500; j++) { delay(2); val = TULIP_READ(sc, CSR_MIIROM); if ((val & PNIC_MIIROM_BUSY) == 0) break; } if (val & PNIC_MIIROM_BUSY) { aprint_error_dev(self, "EEPROM timed out\n"); goto fail; } val &= PNIC_MIIROM_DATA; sc->sc_srom[i] = val >> 8; sc->sc_srom[i + 1] = val & 0xff; } break; } default: /* * XXX This isn't quite the right way to do this; we should * XXX be attempting to fetch the mac-addr property in the * XXX bus-agnostic part of the driver independently. But * XXX that requires a larger change in the SROM handling * XXX logic, and for now we can at least remove a machine- * XXX dependent wart from the PCI front-end. */ ea = prop_dictionary_get(device_properties(self), "mac-address"); if (ea != NULL) { extern int tlp_srom_debug; KASSERT(prop_object_type(ea) == PROP_TYPE_DATA); KASSERT(prop_data_size(ea) == ETHER_ADDR_LEN); memcpy(enaddr, prop_data_data_nocopy(ea), ETHER_ADDR_LEN); sc->sc_srom_addrbits = 6; sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT|M_ZERO); memcpy(sc->sc_srom, enaddr, sizeof(enaddr)); if (tlp_srom_debug) { aprint_normal("SROM CONTENTS:"); for (i = 0; i < TULIP_ROM_SIZE(6); i++) { if ((i % 8) == 0) aprint_normal("\n\t"); aprint_normal("0x%02x ", sc->sc_srom[i]); } aprint_normal("\n"); } break; } /* Check for a slaved ROM on a multi-port board. */ tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM, TULIP_PCI_SLAVEROM); if (psc->sc_flags & TULIP_PCI_SLAVEROM) { sc->sc_srom_addrbits = psc->sc_master->sc_tulip.sc_srom_addrbits; sc->sc_srom = psc->sc_master->sc_tulip.sc_srom; enaddr[5] += sc->sc_devno - psc->sc_master->sc_tulip.sc_devno; } else if (tlp_read_srom(sc) == 0) goto cant_cope; break; } /* * Deal with chip/board quirks. This includes setting up * the mediasw, and extracting the Ethernet address from * the rombuf. */ switch (sc->sc_chip) { case TULIP_CHIP_21040: /* * Parse the Ethernet Address ROM. */ if (tlp_parse_old_srom(sc, enaddr) == 0) goto cant_cope; /* * All 21040 boards start out with the same * media switch. */ sc->sc_mediasw = &tlp_21040_mediasw; /* * Deal with any quirks this board might have. */ tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks); break; case TULIP_CHIP_21041: /* Check for new format SROM. */ if (tlp_isv_srom_enaddr(sc, enaddr) == 0) { /* * Not an ISV SROM; try the old DEC Ethernet Address * ROM format. */ if (tlp_parse_old_srom(sc, enaddr) == 0) goto cant_cope; } /* * All 21041 boards use the same media switch; they all * work basically the same! Yippee! */ sc->sc_mediasw = &tlp_21041_mediasw; /* * Deal with any quirks this board might have. */ tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks); break; case TULIP_CHIP_21140: case TULIP_CHIP_21140A: /* Check for new format SROM. */ if (tlp_isv_srom_enaddr(sc, enaddr) == 0) { /* * Not an ISV SROM; try the old DEC Ethernet Address * ROM format. */ if (tlp_parse_old_srom(sc, enaddr) == 0) goto cant_cope; } else { /* * We start out with the 2114x ISV media switch. * When we search for quirks, we may change to * a different switch. */ sc->sc_mediasw = &tlp_2114x_isv_mediasw; } /* * Deal with any quirks this board might have. */ tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks); /* * Bail out now if we can't deal with this board. */ if (sc->sc_mediasw == NULL) goto cant_cope; break; case TULIP_CHIP_21142: case TULIP_CHIP_21143: /* Check for new format SROM. */ if (tlp_isv_srom_enaddr(sc, enaddr) == 0) { /* * Not an ISV SROM; try the old DEC Ethernet Address * ROM format. */ if (tlp_parse_old_srom(sc, enaddr) == 0) { /* * One last try: just copy the address * from offset 20 and try to look * up quirks. */ memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN); } } else { /* * We start out with the 2114x ISV media switch. * When we search for quirks, we may change to * a different switch. */ sc->sc_mediasw = &tlp_2114x_isv_mediasw; } /* * Deal with any quirks this board might have. */ tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks); /* * Bail out now if we can't deal with this board. */ if (sc->sc_mediasw == NULL) goto cant_cope; break; case TULIP_CHIP_82C168: case TULIP_CHIP_82C169: /* * Lite-On PNIC's Ethernet address is the first 6 * bytes of its EEPROM. */ memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN); /* * Lite-On PNICs always use the same mediasw; we * select MII vs. internal NWAY automatically. */ sc->sc_mediasw = &tlp_pnic_mediasw; break; case TULIP_CHIP_MX98713: /* * The Macronix MX98713 has an MII and GPIO, but no * internal Nway block. This chip is basically a * perfect 21140A clone, with the exception of the * a magic register frobbing in order to make the * interface function. */ if (tlp_isv_srom_enaddr(sc, enaddr)) { sc->sc_mediasw = &tlp_2114x_isv_mediasw; break; } /* FALLTHROUGH */ case TULIP_CHIP_82C115: /* * Yippee! The Lite-On 82C115 is a clone of * the MX98725 (the data sheet even says `MXIC' * on it)! Imagine that, a clone of a clone. * * The differences are really minimal: * * - Wake-On-LAN support * - 128-bit multicast hash table, rather than * the standard 512-bit hash table */ /* FALLTHROUGH */ case TULIP_CHIP_MX98713A: case TULIP_CHIP_MX98715A: case TULIP_CHIP_MX98715AEC_X: case TULIP_CHIP_MX98725: /* * The MX98713A has an MII as well as an internal Nway block, * but no GPIO. The MX98715 and MX98725 have an internal * Nway block only. * * The internal Nway block, unlike the Lite-On PNIC's, does * just that - performs Nway. Once autonegotiation completes, * we must program the GPR media information into the chip. * * The byte offset of the Ethernet address is stored at * offset 0x70. */ memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN); sc->sc_mediasw = &tlp_pmac_mediasw; break; case TULIP_CHIP_WB89C840F: /* * Winbond 89C840F's Ethernet address is the first * 6 bytes of its EEPROM. */ memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN); /* * Winbond 89C840F has an MII attached to the SIO. */ sc->sc_mediasw = &tlp_sio_mii_mediasw; break; case TULIP_CHIP_AL981: /* * The ADMtek AL981's Ethernet address is located * at offset 8 of its EEPROM. */ memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN); /* * ADMtek AL981 has a built-in PHY accessed through * special registers. */ sc->sc_mediasw = &tlp_al981_mediasw; break; case TULIP_CHIP_AN983: case TULIP_CHIP_AN985: /* * The ADMtek AN985's Ethernet address is located * at offset 8 of its EEPROM. */ memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN); /* * The ADMtek AN985 can be configured in Single-Chip * mode or MAC-only mode. Single-Chip uses the built-in * PHY, MAC-only has an external PHY (usually HomePNA). * The selection is based on an EEPROM setting, and both * PHYs are accessed via MII attached to SIO. * * The AN985 "ghosts" the internal PHY onto all * MII addresses, so we have to use a media init * routine that limits the search. * XXX How does this work with MAC-only mode? */ sc->sc_mediasw = &tlp_an985_mediasw; break; case TULIP_CHIP_DM9102: case TULIP_CHIP_DM9102A: /* * Some boards with the Davicom chip have an ISV * SROM (mostly DM9102A boards -- trying to describe * the HomePNA PHY, probably) although the data in * them is generally wrong. Check for ISV format * and grab the Ethernet address that way, and if * that fails, fall back on grabbing it from an * observed offset of 20 (which is where it would * be in an ISV SROM anyhow, tho ISV can cope with * multi-port boards). */ if (!tlp_isv_srom_enaddr(sc, enaddr)) { prop_data_t eaddrprop; eaddrprop = prop_dictionary_get( device_properties(self), "mac-address"); if (eaddrprop != NULL && prop_data_size(eaddrprop) == ETHER_ADDR_LEN) memcpy(enaddr, prop_data_data_nocopy(eaddrprop), ETHER_ADDR_LEN); else memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN); } /* * Davicom chips all have an internal MII interface * and a built-in PHY. DM9102A also has a an external * MII interface, usually with a HomePNA PHY attached * to it. */ sc->sc_mediasw = &tlp_dm9102_mediasw; break; case TULIP_CHIP_AX88140: case TULIP_CHIP_AX88141: /* * ASIX AX88140/AX88141 Ethernet Address is located at offset * 20 of the SROM. */ memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN); /* * ASIX AX88140A/AX88141 chip can have a built-in PHY or * an external MII interface. */ sc->sc_mediasw = &tlp_asix_mediasw; break; case TULIP_CHIP_RS7112: /* * RS7112 Ethernet Address is located of offset 0x19a * of the SROM */ memcpy(enaddr, &sc->sc_srom[0x19a], ETHER_ADDR_LEN); /* RS7112 chip has a PHY at MII address 1 */ sc->sc_mediasw = &tlp_rs7112_mediasw; break; default: cant_cope: aprint_error_dev(self, "sorry, unable to handle your board\n"); goto fail; } /* * Handle shared interrupts. */ if (psc->sc_flags & TULIP_PCI_SHAREDINTR) { if (psc->sc_master) psc->sc_flags |= TULIP_PCI_SLAVEINTR; else { tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR, TULIP_PCI_SLAVEINTR); if (psc->sc_master == NULL) psc->sc_master = psc; } LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves, psc, sc_intrq); } if (psc->sc_flags & TULIP_PCI_SLAVEINTR) { aprint_normal_dev(self, "sharing interrupt with %s\n", device_xname(psc->sc_master->sc_tulip.sc_dev)); } else { /* * Map and establish our interrupt. */ if (pci_intr_map(pa, &ih)) { aprint_error_dev(self, "unable to map interrupt\n"); goto fail; } intrstr = pci_intr_string(pc, ih); psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, (psc->sc_flags & TULIP_PCI_SHAREDINTR) ? tlp_pci_shared_intr : tlp_intr, sc); if (psc->sc_ih == NULL) { aprint_error_dev(self, "unable to establish interrupt"); if (intrstr != NULL) aprint_error(" at %s", intrstr); aprint_error("\n"); goto fail; } aprint_normal_dev(self, "interrupting at %s\n", intrstr); } /* * Finish off the attach. */ error = tlp_attach(sc, enaddr); if (error) goto fail; return; fail: if (psc->sc_ih != NULL) { pci_intr_disestablish(psc->sc_pc, psc->sc_ih); psc->sc_ih = NULL; } if (ioh_valid) bus_space_unmap(iot, ioh, iosize); if (memh_valid) bus_space_unmap(memt, memh, memsize); psc->sc_mapsize = 0; return; }
static void tlp_eisa_attach(device_t parent, device_t self, void *aux) { static const u_int8_t testpat[] = { 0xff, 0, 0x55, 0xaa, 0xff, 0, 0x55, 0xaa }; struct tulip_eisa_softc *esc = device_private(self); struct tulip_softc *sc = &esc->sc_tulip; struct eisa_attach_args *ea = aux; eisa_chipset_tag_t ec = ea->ea_ec; eisa_intr_handle_t ih; bus_space_tag_t iot = ea->ea_iot; bus_space_handle_t ioh; const char *intrstr; const struct tulip_eisa_product *tep; u_int8_t enaddr[ETHER_ADDR_LEN], tmpbuf[sizeof(testpat)]; u_int32_t val; int irq, i, cnt; char intrbuf[EISA_INTRSTR_LEN]; /* * Map the device. */ if (bus_space_map(iot, EISA_SLOT_ADDR(ea->ea_slot), EISA_SLOT_SIZE, 0, &ioh)) { printf(": unable to map I/O space\n"); return; } sc->sc_dev = self; sc->sc_st = iot; sc->sc_sh = ioh; tep = tlp_eisa_lookup(ea); if (tep == NULL) { printf("\n"); panic("tlp_eisa_attach: impossible"); } sc->sc_chip = tep->tep_chip; /* * DE425's registers are 16 bytes long; the PCI configuration * space registers are interleaved in the I/O space. */ sc->sc_regshift = 4; /* * No power management hooks. */ sc->sc_flags |= TULIPF_ENABLED; /* * CBIO must map the EISA slot, and I/O access and Bus Mastering * must be enabled. */ bus_space_write_4(iot, ioh, DE425_CBIO, EISA_SLOT_ADDR(ea->ea_slot)); bus_space_write_4(iot, ioh, DE425_CFCS, bus_space_read_4(iot, ioh, DE425_CFCS) | PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MASTER_ENABLE); /* * Get revision info. */ sc->sc_rev = bus_space_read_4(iot, ioh, DE425_CFRV) & 0xff; printf(": %s Ethernet, pass %d.%d\n", tep->tep_name, (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf); sc->sc_dmat = ea->ea_dmat; /* * EISA doesn't have a cache line register. */ sc->sc_cacheline = 0; /* * Find the beginning of the Ethernet Address ROM. */ for (i = 0, cnt = 0; i < sizeof(testpat) && cnt < 32; cnt++) { tmpbuf[i] = bus_space_read_1(iot, ioh, DE425_ENETROM); if (tmpbuf[i] == testpat[i]) i++; else i = 0; } /* * ...and now read the contents of the Ethernet Address ROM. */ sc->sc_srom = malloc(32, M_DEVBUF, M_WAITOK|M_ZERO); for (i = 0; i < 32; i++) sc->sc_srom[i] = bus_space_read_1(iot, ioh, DE425_ENETROM); /* * None of the DE425 boards have the new-style SROMs. */ if (tlp_parse_old_srom(sc, enaddr) == 0) { aprint_error_dev(self, "unable to decode old-style SROM\n"); return; } /* * All DE425 boards use the 21040 media switch. */ sc->sc_mediasw = &tlp_21040_mediasw; /* * Figure out which IRQ we want to use, and determine if it's * edge- or level-triggered. */ val = bus_space_read_4(iot, ioh, DE425_CFG0); irq = tlp_eisa_irqs[(val >> 1) & 0x03]; /* * Map and establish our interrupt. */ if (eisa_intr_map(ec, irq, &ih)) { aprint_error_dev(self, "unable to map interrupt (%u)\n", irq); return; } intrstr = eisa_intr_string(ec, ih, intrbuf, sizeof(intrbuf)); esc->sc_ih = eisa_intr_establish(ec, ih, (val & 0x01) ? IST_EDGE : IST_LEVEL, IPL_NET, tlp_intr, sc); if (esc->sc_ih == NULL) { aprint_error_dev(self, "unable to establish interrupt"); if (intrstr != NULL) aprint_error(" at %s", intrstr); aprint_error("\n"); return; } if (intrstr != NULL) aprint_normal_dev(self, "interrupting at %s\n", intrstr); /* * Finish off the attach. */ tlp_attach(sc, enaddr); }