Add support for the Xircom X3201-3 in 21143 emulation mode. This chip
appears on some Xircom and Intel RealPort(tm) cards. From Rafal Boni, with some slight modifications from me.
This commit is contained in:
thorpej
parent
32e3df96e2
commit
701cc4b663
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@ -1,7 +1,7 @@
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/* $NetBSD: if_tlp_cardbus.c,v 1.9 2000/01/25 19:29:19 thorpej Exp $ */
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/* $NetBSD: if_tlp_cardbus.c,v 1.10 2000/01/25 21:50:30 thorpej Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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@ -44,7 +44,6 @@
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* TODO:
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*
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* - power management
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* - add support for the Xircom clone
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*/
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#include "opt_inet.h"
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@ -138,10 +137,15 @@ const struct tulip_cardbus_product {
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{ PCI_VENDOR_DEC, PCI_PRODUCT_DEC_21142,
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TULIP_CHIP_21142, 0xe0 },
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{ PCI_VENDOR_XIRCOM, PCI_PRODUCT_XIRCOM_X3201_3_21143,
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TULIP_CHIP_X3201_3, 0xe0 },
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{ 0, 0,
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TULIP_CHIP_INVALID, 0 },
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};
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void tlp_cardbus_x3201_reset __P((struct tulip_softc *));
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const struct tulip_cardbus_product *tlp_cardbus_lookup
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__P((const struct cardbus_attach_args *));
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@ -209,6 +213,13 @@ tlp_cardbus_attach(parent, self, aux)
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*/
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sc->sc_regshift = 3;
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/*
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* Some chips have a 128 byte SROM (6 address bits), and some
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* have a 512 byte SROM (8 address bits). Default to 6; we'll
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* adjust below.
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*/
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sc->sc_srom_addrbits = 6;
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/*
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* Get revision info, and set some chip-specific variables.
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*/
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@ -217,6 +228,12 @@ tlp_cardbus_attach(parent, self, aux)
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case TULIP_CHIP_21142:
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if (sc->sc_rev >= 0x20)
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sc->sc_chip = TULIP_CHIP_21143;
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if (sc->sc_rev >= 0x41) {
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/*
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* 21143 rev. 4.1 has a larger SROM.
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*/
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sc->sc_srom_addrbits = 8;
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}
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break;
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default:
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@ -234,6 +251,7 @@ tlp_cardbus_attach(parent, self, aux)
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switch (sc->sc_chip) {
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case TULIP_CHIP_21142:
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case TULIP_CHIP_21143:
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case TULIP_CHIP_X3201_3:
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/*
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* Clear the "sleep mode" bit in the CFDA register.
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*/
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@ -315,28 +333,34 @@ tlp_cardbus_attach(parent, self, aux)
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}
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/*
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* Read the contents of the Ethernet Address ROM/SROM. Some
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* chips have a 128 byte SROM (6 address bits), and some
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* have a 512 byte SROM (8 address bits).
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* Read the contents of the Ethernet Address ROM/SROM.
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*/
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sc->sc_srom_addrbits = 6;
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try_again:
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memset(sc->sc_srom, 0, sizeof(sc->sc_srom));
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tlp_read_srom(sc, 0, TULIP_ROM_SIZE(sc->sc_srom_addrbits) >> 1,
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sc->sc_srom);
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#if 0
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{
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int i;
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switch (sc->sc_chip) {
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case TULIP_CHIP_X3201_3:
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/*
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* No SROM on this chip.
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*/
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break;
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printf("SROM CONTENTS:");
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for (i = 0; i < TULIP_ROM_SIZE(sc->sc_srom_addrbits); i++) {
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if ((i % 8) == 0)
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printf("\n\t");
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printf("0x%02x ", sc->sc_srom[i]);
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default:
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tlp_read_srom(sc, 0, TULIP_ROM_SIZE(sc->sc_srom_addrbits) >> 1,
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sc->sc_srom);
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#if 0
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{
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int i;
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printf("SROM CONTENTS:");
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for (i = 0; i <
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TULIP_ROM_SIZE(sc->sc_srom_addrbits); i++) {
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if ((i % 8) == 0)
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printf("\n\t");
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printf("0x%02x ", sc->sc_srom[i]);
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}
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printf("\n");
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}
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printf("\n");
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}
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#endif
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}
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/*
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* Deal with chip/board quirks. This includes setting up
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@ -368,17 +392,19 @@ tlp_cardbus_attach(parent, self, aux)
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goto cant_cope;
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break;
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case TULIP_CHIP_X3201_3:
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/*
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* The X3201 doens't have an SROM. Lift the MAC address
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* from the CIS. Also, we have a special media switch:
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* MII-on-SIO, plus some special GPIO setup.
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*/
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memcpy(enaddr, ca->ca_cis.funce.network.netid, sizeof(enaddr));
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sc->sc_reset = tlp_cardbus_x3201_reset;
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sc->sc_mediasw = &tlp_sio_mii_mediasw;
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break;
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default:
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cant_cope:
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/*
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* Try reading it again, with larger SROM
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* size, if we haven't already.
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*/
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if (sc->sc_srom_addrbits != 8) {
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sc->sc_srom_addrbits = 8;
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goto try_again;
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}
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printf("%s: sorry, unable to handle your board\n",
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sc->sc_dev.dv_xname);
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return;
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@ -402,3 +428,17 @@ tlp_cardbus_attach(parent, self, aux)
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*/
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tlp_attach(sc, enaddr);
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}
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void
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tlp_cardbus_x3201_reset(sc)
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struct tulip_softc *sc;
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{
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u_int32_t reg;
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reg = TULIP_READ(sc, CSR_SIAGEN);
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/* make GP[2,0] outputs */
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TULIP_WRITE(sc, CSR_SIAGEN, (reg & ~SIAGEN_MD) | SIAGEN_CWE |
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0x00050000);
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TULIP_WRITE(sc, CSR_SIAGEN, (reg & ~SIAGEN_CWE) | SIAGEN_MD);
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}
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