if_ed_pccard.c revision 150959
1146773Ssam/*- 2146773Ssam * Copyright (c) 2005, M. Warner Losh 3146773Ssam * Copyright (c) 1995, David Greenman 4146773Ssam * All rights reserved. 5146773Ssam * 6146773Ssam * Redistribution and use in source and binary forms, with or without 7146773Ssam * modification, are permitted provided that the following conditions 8146773Ssam * are met: 9146773Ssam * 1. Redistributions of source code must retain the above copyright 10146773Ssam * notice unmodified, this list of conditions, and the following 11146773Ssam * disclaimer. 12146773Ssam * 2. Redistributions in binary form must reproduce the above copyright 13146773Ssam * notice, this list of conditions and the following disclaimer in the 14146773Ssam * documentation and/or other materials provided with the distribution. 15146773Ssam * 16146773Ssam * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17146773Ssam * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18146773Ssam * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19146773Ssam * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20146773Ssam * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21146773Ssam * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22146773Ssam * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23146773Ssam * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24190207Srpaulo * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25146773Ssam * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26146773Ssam * SUCH DAMAGE. 27146773Ssam * 28146773Ssam * $FreeBSD: head/sys/dev/ed/if_ed_pccard.c 150959 2005-10-05 05:24:35Z imp $ 29146773Ssam */ 30146773Ssam 31146773Ssam/* 32146773Ssam * Notes for adding media support. Each chipset is somewhat different 33146773Ssam * from the others. Linux has a table of OIDs that it uses to see what 34146773Ssam * supports the misc register of the NS83903. But a sampling of datasheets 35146773Ssam * I could dig up on cards I own paints a different picture. 36146773Ssam * 37146773Ssam * Chipset specific details: 38146773Ssam * NS 83903/902A paired 39146773Ssam * ccr base 0x1020 40146773Ssam * id register at 0x1000: 7-3 = 0, 2-0 = 1. 41146773Ssam * (maybe this test is too week) 42146773Ssam * misc register at 0x018: 43146773Ssam * 6 WAIT_TOUTENABLE enable watchdog timeout 44146773Ssam * 3 AUI/TPI 1 AUX, 0 TPI 45146773Ssam * 2 loopback 46146773Ssam * 1 gdlink (tpi mode only) 1 tp good, 0 tp bad 47146773Ssam * 0 0-no mam, 1 mam connected 48146773Ssam * NS83926 appears to be a NS pcmcia glue chip used on the IBM Ethernet II 49146773Ssam * and the NEC PC9801N-J12 ccr base 0x2000! 50146773Ssam * 51146773Ssam * winbond 289c926 52146773Ssam * ccr base 0xfd0 53146773Ssam * cfb (am 0xff2): 54146773Ssam * 0-1 PHY01 00 TPI, 01 10B2, 10 10B5, 11 TPI (reduced squ) 55146773Ssam * 2 LNKEN 0 - enable link and auto switch, 1 disable 56146773Ssam * 3 LNKSTS TPI + LNKEN=0 + link good == 1, else 0 57146773Ssam * sr (am 0xff4) 58146773Ssam * 88 00 88 00 88 00, etc 59146773Ssam * 60146773Ssam * TMI tc3299a (cr PHY01 == 0) 61146773Ssam * ccr base 0x3f8 62146773Ssam * cra (io 0xa) 63146773Ssam * crb (io 0xb) 64146773Ssam * 0-1 PHY01 00 auto, 01 res, 10 10B5, 11 TPI 65146773Ssam * 2 GDLINK 1 disable checking of link 66146773Ssam * 6 LINK 0 bad link, 1 good link 67146773Ssam * TMI tc5299 10/100 chip, has a different MII interaction than 68146773Ssam * dl100xx and ax88x90. 69146773Ssam * 70146773Ssam * EN5017A, EN5020 no data, but very popular 71146773Ssam * Other chips? 72146773Ssam * NetBSD supports RTL8019, but none have surfaced that I can see 73146773Ssam */ 74146773Ssam 75146773Ssam#include <sys/param.h> 76146773Ssam#include <sys/systm.h> 77146773Ssam#include <sys/socket.h> 78146773Ssam#include <sys/kernel.h> 79146773Ssam#include <sys/conf.h> 80190207Srpaulo#include <sys/uio.h> 81146773Ssam 82146773Ssam#include <sys/module.h> 83146773Ssam#include <sys/bus.h> 84146773Ssam#include <machine/bus.h> 85146773Ssam#include <sys/rman.h> 86146773Ssam#include <machine/resource.h> 87146773Ssam 88146773Ssam#include <net/ethernet.h> 89190207Srpaulo#include <net/if.h> 90146773Ssam#include <net/if_arp.h> 91146773Ssam#include <net/if_mib.h> 92146773Ssam#include <net/if_media.h> 93146773Ssam 94146773Ssam#include <dev/ed/if_edreg.h> 95146773Ssam#include <dev/ed/if_edvar.h> 96146773Ssam#include <dev/ed/ax88x90reg.h> 97146773Ssam#include <dev/ed/dl100xxreg.h> 98146773Ssam#include <dev/ed/tc5299jreg.h> 99146773Ssam#include <dev/pccard/pccardvar.h> 100146773Ssam#include <dev/pccard/pccardreg.h> 101146773Ssam#include <dev/pccard/pccard_cis.h> 102146773Ssam#include <dev/mii/mii.h> 103146773Ssam#include <dev/mii/miivar.h> 104146773Ssam 105190207Srpaulo#include "card_if.h" 106190207Srpaulo/* "device miibus" required. See GENERIC if you get errors here. */ 107146773Ssam#include "miibus_if.h" 108146773Ssam#include "pccarddevs.h" 109146773Ssam 110146773Ssam/* 111146773Ssam * NE-2000 based PC Cards have a number of ways to get the MAC address. 112146773Ssam * Some cards encode this as a FUNCE. Others have this in the ROMs the 113190207Srpaulo * same way that ISA cards do. Some have it encoded in the attribute 114190207Srpaulo * memory somewhere that isn't in the CIS. Some new chipsets have it 115190207Srpaulo * in special registers in the ASIC part of the chip. 116146773Ssam * 117162017Ssam * For those cards that have the MAC adress stored in attribute memory, 118162017Ssam * nearly all of them have it at a fixed offset (0xff0). We use that 119146773Ssam * offset as a source of last resource if other offsets have failed. 120146773Ssam */ 121146773Ssam#define ED_DEFAULT_MAC_OFFSET 0xff0 122146773Ssam 123146773Ssamstatic const struct ed_product { 124146773Ssam struct pccard_product prod; 125146773Ssam int flags; 126146773Ssam#define NE2000DVF_DL100XX 0x0001 /* chip is D-Link DL10019/22 */ 127146773Ssam#define NE2000DVF_AX88X90 0x0002 /* chip is ASIX AX88[17]90 */ 128146773Ssam#define NE2000DVF_TC5299J 0x0004 /* chip is Tamarack TC5299J */ 129146773Ssam#define NE2000DVF_ENADDR 0x0100 /* Get MAC from attr mem */ 130146773Ssam#define NE2000DVF_ANYFUNC 0x0200 /* Allow any function type */ 131146773Ssam#define NE2000DVF_MODEM 0x0400 /* Has a modem/serial */ 132146773Ssam int enoff; 133146773Ssam} ed_pccard_products[] = { 134146773Ssam { PCMCIA_CARD(ACCTON, EN2212), 0}, 135146773Ssam { PCMCIA_CARD(ACCTON, EN2216), 0}, 136146773Ssam { PCMCIA_CARD(ALLIEDTELESIS, LA_PCM), 0}, 137146773Ssam { PCMCIA_CARD(AMBICOM, AMB8002T), 0}, 138146773Ssam { PCMCIA_CARD(BILLIONTON, LNT10TN), 0}, 139146773Ssam { PCMCIA_CARD(BILLIONTON, CFLT10N), 0}, 140146773Ssam { PCMCIA_CARD(BROMAX, IPORT), 0}, 141146773Ssam { PCMCIA_CARD(BROMAX, IPORT2), 0}, 142146773Ssam { PCMCIA_CARD(BUFFALO, LPC2_CLT), 0}, 143146773Ssam { PCMCIA_CARD(BUFFALO, LPC3_CLT), 0}, 144146773Ssam { PCMCIA_CARD(BUFFALO, LPC3_CLX), NE2000DVF_AX88X90}, 145146773Ssam { PCMCIA_CARD(BUFFALO, LPC4_TX), NE2000DVF_AX88X90}, 146146773Ssam { PCMCIA_CARD(BUFFALO, LPC_CF_CLT), 0}, 147146773Ssam { PCMCIA_CARD(CNET, NE2000), 0}, 148146773Ssam { PCMCIA_CARD(COMPEX, AX88190), NE2000DVF_AX88X90}, 149146773Ssam { PCMCIA_CARD(COMPEX, LANMODEM), 0}, 150146773Ssam { PCMCIA_CARD(COMPEX, LINKPORT_ENET_B), 0}, 151146773Ssam { PCMCIA_CARD(COREGA, ETHER_II_PCC_T), 0}, 152146773Ssam { PCMCIA_CARD(COREGA, ETHER_II_PCC_TD), 0}, 153146773Ssam { PCMCIA_CARD(COREGA, ETHER_PCC_T), 0}, 154146773Ssam { PCMCIA_CARD(COREGA, ETHER_PCC_TD), 0}, 155146773Ssam { PCMCIA_CARD(COREGA, FAST_ETHER_PCC_TX), NE2000DVF_DL100XX}, 156146773Ssam { PCMCIA_CARD(COREGA, FETHER_PCC_TXD), NE2000DVF_AX88X90}, 157146773Ssam { PCMCIA_CARD(COREGA, FETHER_PCC_TXF), NE2000DVF_DL100XX}, 158146773Ssam { PCMCIA_CARD(DAYNA, COMMUNICARD_E_1), 0}, 159146773Ssam { PCMCIA_CARD(DAYNA, COMMUNICARD_E_2), 0}, 160146773Ssam { PCMCIA_CARD(DLINK, DE660), 0 }, 161146773Ssam { PCMCIA_CARD(DLINK, DE660PLUS), 0}, 162146773Ssam { PCMCIA_CARD(DYNALINK, L10C), 0}, 163146773Ssam { PCMCIA_CARD(EDIMAX, EP4000A), 0}, 164146773Ssam { PCMCIA_CARD(EPSON, EEN10B), NE2000DVF_ENADDR, 0xff0}, 165146773Ssam { PCMCIA_CARD(EXP, THINLANCOMBO), 0}, 166146773Ssam { PCMCIA_CARD(GREY_CELL, TDK3000), 0}, 167146773Ssam { PCMCIA_CARD(GREY_CELL, DMF650TX), 168146773Ssam NE2000DVF_ANYFUNC | NE2000DVF_DL100XX | NE2000DVF_MODEM}, 169146773Ssam { PCMCIA_CARD(IBM, HOME_AND_AWAY), 0}, 170146773Ssam { PCMCIA_CARD(IBM, INFOMOVER), NE2000DVF_ENADDR, 0xff0}, 171146773Ssam { PCMCIA_CARD(IODATA3, PCLAT), 0}, 172146773Ssam { PCMCIA_CARD(KINGSTON, CIO10T), 0}, 173146773Ssam { PCMCIA_CARD(KINGSTON, KNE2), 0}, 174146773Ssam { PCMCIA_CARD(LANTECH, FASTNETTX), NE2000DVF_AX88X90}, 175146773Ssam { PCMCIA_CARD(LINKSYS, COMBO_ECARD), 176146773Ssam NE2000DVF_DL100XX | NE2000DVF_AX88X90}, 177146773Ssam { PCMCIA_CARD(LINKSYS, ECARD_1), 0}, 178146773Ssam { PCMCIA_CARD(LINKSYS, ECARD_2), 0}, 179146773Ssam { PCMCIA_CARD(LINKSYS, ETHERFAST), NE2000DVF_DL100XX}, 180146773Ssam { PCMCIA_CARD(LINKSYS, TRUST_COMBO_ECARD), 0}, 181146773Ssam { PCMCIA_CARD(MACNICA, ME1_JEIDA), 0}, 182146773Ssam { PCMCIA_CARD(MAGICRAM, ETHER), 0}, 183146773Ssam { PCMCIA_CARD(MELCO, LPC3_CLX), NE2000DVF_AX88X90}, 184146773Ssam { PCMCIA_CARD(MELCO, LPC3_TX), NE2000DVF_AX88X90}, 185146773Ssam { PCMCIA_CARD(NDC, ND5100_E), 0}, 186146773Ssam { PCMCIA_CARD(NETGEAR, FA410TXC), NE2000DVF_DL100XX}, 187146773Ssam /* Same ID as DLINK DFE-670TXD. 670 has DL10022, fa411 has ax88790 */ 188146773Ssam { PCMCIA_CARD(NETGEAR, FA411), NE2000DVF_AX88X90 | NE2000DVF_DL100XX}, 189146773Ssam { PCMCIA_CARD(NEXTCOM, NEXTHAWK), 0}, 190146773Ssam { PCMCIA_CARD(NEWMEDIA, LANSURFER), 0}, 191146773Ssam { PCMCIA_CARD(OEM2, ETHERNET), 0}, 192146773Ssam { PCMCIA_CARD(OEM2, NE2000), 0}, 193146773Ssam { PCMCIA_CARD(PLANET, SMARTCOM2000), 0 }, 194146773Ssam { PCMCIA_CARD(PREMAX, PE200), 0}, 195146773Ssam { PCMCIA_CARD(PSION, LANGLOBAL), 196146773Ssam NE2000DVF_ANYFUNC | NE2000DVF_AX88X90 | NE2000DVF_MODEM}, 197146773Ssam { PCMCIA_CARD(RACORE, ETHERNET), 0}, 198146773Ssam { PCMCIA_CARD(RACORE, FASTENET), NE2000DVF_AX88X90}, 199146773Ssam { PCMCIA_CARD(RACORE, 8041TX), NE2000DVF_AX88X90 | NE2000DVF_TC5299J}, 200146773Ssam { PCMCIA_CARD(RELIA, COMBO), 0}, 201146773Ssam { PCMCIA_CARD(RPTI, EP400), 0}, 202146773Ssam { PCMCIA_CARD(RPTI, EP401), 0}, 203146773Ssam { PCMCIA_CARD(SMC, EZCARD), 0}, 204146773Ssam { PCMCIA_CARD(SOCKET, EA_ETHER), 0}, 205146773Ssam { PCMCIA_CARD(SOCKET, ES_1000), 0}, 206146773Ssam { PCMCIA_CARD(SOCKET, LP_ETHER), 0}, 207146773Ssam { PCMCIA_CARD(SOCKET, LP_ETHER_CF), 0}, 208146773Ssam { PCMCIA_CARD(SOCKET, LP_ETH_10_100_CF), NE2000DVF_DL100XX}, 209146773Ssam { PCMCIA_CARD(SVEC, COMBOCARD), 0}, 210146773Ssam { PCMCIA_CARD(SVEC, LANCARD), 0}, 211146773Ssam { PCMCIA_CARD(TAMARACK, ETHERNET), 0}, 212146773Ssam { PCMCIA_CARD(TDK, CFE_10), 0}, 213146773Ssam { PCMCIA_CARD(TDK, LAK_CD031), 0}, 214146773Ssam { PCMCIA_CARD(TDK, DFL5610WS), 0}, 215146773Ssam { PCMCIA_CARD(TELECOMDEVICE, LM5LT), 0 }, 216146773Ssam { PCMCIA_CARD(TELECOMDEVICE, TCD_HPC100), NE2000DVF_AX88X90}, 217146773Ssam { PCMCIA_CARD(ZONET, ZEN), 0}, 218146773Ssam { { NULL } } 219146773Ssam}; 220146773Ssam 221146773Ssam/* 222146773Ssam * PC Card (PCMCIA) specific code. 223146773Ssam */ 224146773Ssamstatic int ed_pccard_probe(device_t); 225146773Ssamstatic int ed_pccard_attach(device_t); 226146773Ssam 227146773Ssamstatic int ed_pccard_dl100xx(device_t dev, const struct ed_product *); 228146773Ssamstatic void ed_pccard_dl100xx_mii_reset(struct ed_softc *sc); 229146773Ssamstatic u_int ed_pccard_dl100xx_mii_readbits(struct ed_softc *sc, int nbits); 230146773Ssamstatic void ed_pccard_dl100xx_mii_writebits(struct ed_softc *sc, u_int val, 231146773Ssam int nbits); 232146773Ssam 233146773Ssamstatic int ed_pccard_ax88x90(device_t dev, const struct ed_product *); 234146773Ssamstatic void ed_pccard_ax88x90_mii_reset(struct ed_softc *sc); 235146773Ssamstatic u_int ed_pccard_ax88x90_mii_readbits(struct ed_softc *sc, int nbits); 236146773Ssamstatic void ed_pccard_ax88x90_mii_writebits(struct ed_softc *sc, u_int val, 237146773Ssam int nbits); 238146773Ssam 239146773Ssamstatic int ed_miibus_readreg(device_t dev, int phy, int reg); 240146773Ssamstatic int ed_ifmedia_upd(struct ifnet *); 241172683Smlaierstatic void ed_ifmedia_sts(struct ifnet *, struct ifmediareq *); 242146773Ssam 243146773Ssamstatic int ed_pccard_tc5299j(device_t dev, const struct ed_product *); 244146773Ssamstatic void ed_pccard_tc5299j_mii_reset(struct ed_softc *sc); 245146773Ssamstatic u_int ed_pccard_tc5299j_mii_readbits(struct ed_softc *sc, int nbits); 246146773Ssamstatic void ed_pccard_tc5299j_mii_writebits(struct ed_softc *sc, u_int val, 247146773Ssam int nbits); 248146773Ssam 249146773Ssamstatic void 250146773Ssamed_pccard_print_entry(const struct ed_product *pp) 251146773Ssam{ 252146773Ssam int i; 253146773Ssam 254146773Ssam printf("Product entry: "); 255190207Srpaulo if (pp->prod.pp_name) 256146773Ssam printf("name='%s',", pp->prod.pp_name); 257146773Ssam printf("vendor=%#x,product=%#x", pp->prod.pp_vendor, 258146773Ssam pp->prod.pp_product); 259146773Ssam for (i = 0; i < 4; i++) 260146773Ssam if (pp->prod.pp_cis[i]) 261146773Ssam printf(",CIS%d='%s'", i, pp->prod.pp_cis[i]); 262146773Ssam printf("\n"); 263146773Ssam} 264146773Ssam 265146773Ssamstatic int 266146773Ssamed_pccard_probe(device_t dev) 267146773Ssam{ 268190207Srpaulo const struct ed_product *pp, *pp2; 269146773Ssam int error, first = 1; 270146773Ssam uint32_t fcn = PCCARD_FUNCTION_UNSPEC; 271146773Ssam 272162017Ssam /* Make sure we're a network function */ 273162017Ssam error = pccard_get_function(dev, &fcn); 274162017Ssam if (error != 0) 275162017Ssam return (error); 276146773Ssam 277162017Ssam if ((pp = (const struct ed_product *) pccard_product_lookup(dev, 278162017Ssam (const struct pccard_product *) ed_pccard_products, 279162017Ssam sizeof(ed_pccard_products[0]), NULL)) != NULL) { 280146773Ssam if (pp->prod.pp_name != NULL) 281146773Ssam device_set_desc(dev, pp->prod.pp_name); 282146773Ssam /* 283146773Ssam * Some devices don't ID themselves as network, but 284146773Ssam * that's OK if the flags say so. 285146773Ssam */ 286146773Ssam if (!(pp->flags & NE2000DVF_ANYFUNC) && 287146773Ssam fcn != PCCARD_FUNCTION_NETWORK) 288146773Ssam return (ENXIO); 289146773Ssam /* 290146773Ssam * Some devices match multiple entries. Report that 291146773Ssam * as a warning to help cull the table 292146773Ssam */ 293146773Ssam pp2 = pp; 294146773Ssam while ((pp2 = (const struct ed_product *)pccard_product_lookup( 295146773Ssam dev, (const struct pccard_product *)(pp2 + 1), 296146773Ssam sizeof(ed_pccard_products[0]), NULL)) != NULL) { 297146773Ssam if (first) { 298146773Ssam device_printf(dev, 299146773Ssam "Warning: card matches multiple entries. Report to imp@freebsd.org\n"); 300146773Ssam ed_pccard_print_entry(pp); 301146773Ssam first = 0; 302146773Ssam } 303146773Ssam ed_pccard_print_entry(pp2); 304146773Ssam } 305146773Ssam 306146773Ssam return (0); 307146773Ssam } 308146773Ssam return (ENXIO); 309146773Ssam} 310146773Ssam 311146773Ssamstatic int 312146773Ssamed_pccard_rom_mac(device_t dev, uint8_t *enaddr) 313146773Ssam{ 314146773Ssam struct ed_softc *sc = device_get_softc(dev); 315146773Ssam uint8_t romdata[32]; 316146773Ssam int i; 317146773Ssam 318146773Ssam /* 319146773Ssam * Read in the rom data at location 0. Since there are no 320146773Ssam * NE-1000 based PC Card devices, we'll assume we're 16-bit. 321146773Ssam * 322146773Ssam * In researching what format this takes, I've found that the 323146773Ssam * following appears to be true for multiple cards based on 324146773Ssam * observation as well as datasheet digging. 325146773Ssam * 326146773Ssam * Data is stored in some ROM and is copied out 8 bits at a time 327146773Ssam * into 16-bit wide locations. This means that the odd locations 328146773Ssam * of the ROM are not used (and can be either 0 or ff). 329146773Ssam * 330146773Ssam * The contents appears to be as follows: 331146773Ssam * PROM RAM 332146773Ssam * Offset Offset What 333146773Ssam * 0 0 ENETADDR 0 334146773Ssam * 1 2 ENETADDR 1 335146773Ssam * 2 4 ENETADDR 2 336146773Ssam * 3 6 ENETADDR 3 337146773Ssam * 4 8 ENETADDR 4 338146773Ssam * 5 10 ENETADDR 5 339146773Ssam * 6-13 12-26 Reserved (varies by manufacturer) 340146773Ssam * 14 28 0x57 341146773Ssam * 15 30 0x57 342146773Ssam * 343146773Ssam * Some manufacturers have another image of enetaddr from 344146773Ssam * PROM offset 0x10 to 0x15 with 0x42 in 0x1e and 0x1f, but 345146773Ssam * this doesn't appear to be universally documented in the 346146773Ssam * datasheets. Some manufactuers have a card type, card config 347146773Ssam * checksums, etc encoded into PROM offset 6-13, but deciphering it 348146773Ssam * requires more knowledge about the exact underlying chipset than 349146773Ssam * we possess (and maybe can possess). 350146773Ssam */ 351146773Ssam ed_pio_readmem(sc, 0, romdata, 32); 352146773Ssam if (bootverbose) 353146773Ssam printf("ROM DATA: %32D\n", romdata, " "); 354146773Ssam if (romdata[28] != 0x57 || romdata[30] != 0x57) 355146773Ssam return (0); 356146773Ssam for (i = 0; i < ETHER_ADDR_LEN; i++) 357146773Ssam enaddr[i] = romdata[i * 2]; 358146773Ssam return (1); 359146773Ssam} 360146773Ssam 361146773Ssamstatic int 362146773Ssamed_pccard_add_modem(device_t dev) 363146773Ssam{ 364146773Ssam struct ed_softc *sc = device_get_softc(dev); 365146773Ssam 366146773Ssam device_printf(dev, "Need to write this code: modem rid is %d\n", 367146773Ssam sc->modem_rid); 368146773Ssam return 0; 369146773Ssam} 370146773Ssam 371146773Ssamstatic int 372146773Ssamed_pccard_media_ioctl(struct ed_softc *sc, struct ifreq *ifr, u_long command) 373146773Ssam{ 374146773Ssam struct mii_data *mii; 375146773Ssam 376146773Ssam if (sc->miibus == NULL) 377146773Ssam return (EINVAL); 378146773Ssam mii = device_get_softc(sc->miibus); 379146773Ssam return (ifmedia_ioctl(sc->ifp, ifr, &mii->mii_media, command)); 380146773Ssam} 381146773Ssam 382146773Ssam 383146773Ssamstatic void 384146773Ssamed_pccard_mediachg(struct ed_softc *sc) 385146773Ssam{ 386146773Ssam struct mii_data *mii; 387146773Ssam 388146773Ssam if (sc->miibus == NULL) 389146773Ssam return; 390146773Ssam mii = device_get_softc(sc->miibus); 391146773Ssam mii_mediachg(mii); 392146773Ssam} 393146773Ssam 394146773Ssamstatic void 395146773Ssamed_pccard_tick(void *arg) 396146773Ssam{ 397146773Ssam struct ed_softc *sc = arg; 398146773Ssam struct mii_data *mii; 399146773Ssam int media = 0; 400146773Ssam 401146773Ssam ED_ASSERT_LOCKED(sc); 402146773Ssam if (sc->miibus != NULL) { 403146773Ssam mii = device_get_softc(sc->miibus); 404146773Ssam media = mii->mii_media_status; 405146773Ssam mii_tick(mii); 406146773Ssam if (mii->mii_media_status & IFM_ACTIVE && 407146773Ssam media != mii->mii_media_status && 0 && 408146773Ssam sc->chip_type == ED_CHIP_TYPE_DL10022) { 409146773Ssam ed_asic_outb(sc, ED_DL100XX_DIAG, 410146773Ssam (mii->mii_media_active & IFM_FDX) ? 411146773Ssam ED_DL100XX_COLLISON_DIS : 0); 412146773Ssam } 413146773Ssam 414146773Ssam } 415146773Ssam callout_reset(&sc->tick_ch, hz, ed_pccard_tick, sc); 416146773Ssam} 417146773Ssam 418146773Ssamstatic int 419146773Ssamed_pccard_attach(device_t dev) 420146773Ssam{ 421146773Ssam u_char sum; 422146773Ssam u_char enaddr[ETHER_ADDR_LEN]; 423146773Ssam const struct ed_product *pp; 424146773Ssam int error, i; 425146773Ssam struct ed_softc *sc = device_get_softc(dev); 426146773Ssam u_long size; 427146773Ssam 428146773Ssam if ((pp = (const struct ed_product *) pccard_product_lookup(dev, 429146773Ssam (const struct pccard_product *) ed_pccard_products, 430146773Ssam sizeof(ed_pccard_products[0]), NULL)) == NULL) 431146773Ssam return (ENXIO); 432146773Ssam sc->modem_rid = -1; 433146773Ssam if (pp->flags & NE2000DVF_MODEM) { 434146773Ssam sc->port_rid = -1; 435146773Ssam for (i = 0; i < 4; i++) { 436146773Ssam size = bus_get_resource_count(dev, SYS_RES_IOPORT, i); 437146773Ssam if (size == ED_NOVELL_IO_PORTS) 438146773Ssam sc->port_rid = i; 439146773Ssam else if (size == 8) 440146773Ssam sc->modem_rid = i; 441146773Ssam } 442146773Ssam if (sc->port_rid == -1) { 443146773Ssam device_printf(dev, "Cannot locate my ports!\n"); 444146773Ssam return (ENXIO); 445 } 446 } else { 447 sc->port_rid = 0; 448 } 449 /* Allocate the port resource during setup. */ 450 error = ed_alloc_port(dev, sc->port_rid, ED_NOVELL_IO_PORTS); 451 if (error) 452 return (error); 453 error = ed_alloc_irq(dev, 0, 0); 454 if (error) 455 goto bad; 456 457 /* 458 * Determine which chipset we are. All the PC Card chipsets have the 459 * ASIC and NIC offsets in the same place. 460 */ 461 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 462 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 463 error = ENXIO; 464 if (error != 0) 465 error = ed_pccard_dl100xx(dev, pp); 466 if (error != 0) 467 error = ed_pccard_ax88x90(dev, pp); 468 if (error != 0) 469 error = ed_pccard_tc5299j(dev, pp); 470 if (error != 0) 471 error = ed_probe_Novell_generic(dev, device_get_flags(dev)); 472 if (error) 473 goto bad; 474 475 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE, 476 edintr, sc, &sc->irq_handle); 477 if (error) { 478 device_printf(dev, "setup intr failed %d \n", error); 479 goto bad; 480 } 481 482 /* 483 * For the older cards, we have to get the MAC address from 484 * the card in some way. Let's try the standard PCMCIA way 485 * first. If that fails, then check to see if we have valid 486 * data from the standard NE-2000 data roms. If that fails, 487 * check to see if the card has a hint about where to look in 488 * its CIS. If that fails, maybe we should look at some 489 * default value. In all fails, we should fail the attach, 490 * but don't right now. 491 */ 492 if (sc->chip_type == ED_CHIP_TYPE_DP8390) { 493 pccard_get_ether(dev, enaddr); 494 if (bootverbose) 495 device_printf(dev, "CIS MAC %6D\n", enaddr, ":"); 496 for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++) 497 sum |= enaddr[i]; 498 if (sum == 0 && ed_pccard_rom_mac(dev, enaddr)) { 499 if (bootverbose) 500 device_printf(dev, "ROM mac %6D\n", enaddr, 501 ":"); 502 sum++; 503 } 504 if (sum == 0 && pp->flags & NE2000DVF_ENADDR) { 505 for (i = 0; i < ETHER_ADDR_LEN; i++) { 506 pccard_attr_read_1(dev, pp->enoff + i * 2, 507 enaddr + i); 508 sum |= enaddr[i]; 509 } 510 if (bootverbose) 511 device_printf(dev, "Hint %x MAC %6D\n", 512 pp->enoff, enaddr, ":"); 513 } 514 if (sum == 0) { 515 for (i = 0; i < ETHER_ADDR_LEN; i++) { 516 pccard_attr_read_1(dev, ED_DEFAULT_MAC_OFFSET + 517 i * 2, enaddr + i); 518 sum |= enaddr[i]; 519 } 520 if (bootverbose) 521 device_printf(dev, "Fallback MAC %6D\n", 522 enaddr, ":"); 523 } 524 if (sum == 0) { 525 device_printf(dev, "Cannot extract MAC address.\n"); 526 ed_release_resources(dev); 527 return (ENXIO); 528 } 529 bcopy(enaddr, sc->enaddr, ETHER_ADDR_LEN); 530 } 531 532 error = ed_attach(dev); 533 if (error) 534 goto bad; 535 if (sc->chip_type == ED_CHIP_TYPE_DL10019 || 536 sc->chip_type == ED_CHIP_TYPE_DL10022) { 537 /* Probe for an MII bus, but ignore errors. */ 538 ed_pccard_dl100xx_mii_reset(sc); 539 mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd, 540 ed_ifmedia_sts); 541 } else if (sc->chip_type == ED_CHIP_TYPE_AX88190) { 542 ed_pccard_ax88x90_mii_reset(sc); 543 if ((error = mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd, 544 ed_ifmedia_sts)) != 0) { 545 device_printf(dev, "Missing mii!\n"); 546 goto bad; 547 } 548 549 } else if (sc->chip_type == ED_CHIP_TYPE_TC5299J) { 550 ed_pccard_tc5299j_mii_reset(sc); 551 if ((error = mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd, 552 ed_ifmedia_sts)) != 0) { 553 device_printf(dev, "Missing mii!\n"); 554 goto bad; 555 } 556 557 } 558 if (sc->miibus != NULL) { 559 sc->sc_tick = ed_pccard_tick; 560 sc->sc_mediachg = ed_pccard_mediachg; 561 sc->sc_media_ioctl = ed_pccard_media_ioctl; 562 } 563 if (sc->modem_rid != -1) 564 ed_pccard_add_modem(dev); 565 return (0); 566bad: 567 ed_release_resources(dev); 568 return (error); 569} 570 571/* 572 * Probe the Ethernet MAC addrees for PCMCIA Linksys EtherFast 10/100 573 * and compatible cards (DL10019C Ethernet controller). 574 * 575 * Note: The PAO patches try to use more memory for the card, but that 576 * seems to fail for my card. A future optimization would add this back 577 * conditionally. 578 */ 579static int 580ed_pccard_dl100xx(device_t dev, const struct ed_product *pp) 581{ 582 struct ed_softc *sc = device_get_softc(dev); 583 u_char sum; 584 uint8_t id; 585 int i, error; 586 587 if (!(pp->flags & NE2000DVF_DL100XX)) 588 return (ENXIO); 589 if (bootverbose) 590 device_printf(dev, "Trying DL100xx probing\n"); 591 error = ed_probe_Novell_generic(dev, device_get_flags(dev)); 592 if (bootverbose && error) 593 device_printf(dev, "Novell generic probe failed: %d\n", error); 594 if (error != 0) 595 return (error); 596 597 /* 598 * Linksys registers(offset from ASIC base) 599 * 600 * 0x04-0x09 : Physical Address Register 0-5 (PAR0-PAR5) 601 * 0x0A : Card ID Register (CIR) 602 * 0x0B : Check Sum Register (SR) 603 */ 604 for (sum = 0, i = 0x04; i < 0x0c; i++) 605 sum += ed_asic_inb(sc, i); 606 if (sum != 0xff) { 607 if (bootverbose) 608 device_printf(dev, "Bad checksum %#x\n", sum); 609 return (ENXIO); /* invalid DL10019C */ 610 } 611 if (bootverbose) 612 device_printf(dev, "CIR is %d\n", ed_asic_inb(sc, 0xa)); 613 for (i = 0; i < ETHER_ADDR_LEN; i++) 614 sc->enaddr[i] = ed_asic_inb(sc, 0x04 + i); 615 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS); 616 id = ed_asic_inb(sc, 0xf); 617 sc->isa16bit = 1; 618 sc->vendor = ED_VENDOR_NOVELL; 619 sc->type = ED_TYPE_NE2000; 620 sc->chip_type = (id & 0x90) == 0x90 ? 621 ED_CHIP_TYPE_DL10022 : ED_CHIP_TYPE_DL10019; 622 sc->type_str = ((id & 0x90) == 0x90) ? "DL10022" : "DL10019"; 623 sc->mii_readbits = ed_pccard_dl100xx_mii_readbits; 624 sc->mii_writebits = ed_pccard_dl100xx_mii_writebits; 625 return (0); 626} 627 628/* MII bit-twiddling routines for cards using Dlink chipset */ 629#define DL100XX_MIISET(sc, x) ed_asic_outb(sc, ED_DL100XX_MIIBUS, \ 630 ed_asic_inb(sc, ED_DL100XX_MIIBUS) | (x)) 631#define DL100XX_MIICLR(sc, x) ed_asic_outb(sc, ED_DL100XX_MIIBUS, \ 632 ed_asic_inb(sc, ED_DL100XX_MIIBUS) & ~(x)) 633 634static void 635ed_pccard_dl100xx_mii_reset(struct ed_softc *sc) 636{ 637 if (sc->chip_type != ED_CHIP_TYPE_DL10022) 638 return; 639 640 ed_asic_outb(sc, ED_DL100XX_MIIBUS, ED_DL100XX_MII_RESET2); 641 DELAY(10); 642 ed_asic_outb(sc, ED_DL100XX_MIIBUS, 643 ED_DL100XX_MII_RESET2 | ED_DL100XX_MII_RESET1); 644 DELAY(10); 645 ed_asic_outb(sc, ED_DL100XX_MIIBUS, ED_DL100XX_MII_RESET2); 646 DELAY(10); 647 ed_asic_outb(sc, ED_DL100XX_MIIBUS, 648 ED_DL100XX_MII_RESET2 | ED_DL100XX_MII_RESET1); 649 DELAY(10); 650 ed_asic_outb(sc, ED_DL100XX_MIIBUS, 0); 651} 652 653static void 654ed_pccard_dl100xx_mii_writebits(struct ed_softc *sc, u_int val, int nbits) 655{ 656 int i; 657 658 if (sc->chip_type == ED_CHIP_TYPE_DL10022) 659 DL100XX_MIISET(sc, ED_DL100XX_MII_DIROUT_22); 660 else 661 DL100XX_MIISET(sc, ED_DL100XX_MII_DIROUT_19); 662 663 for (i = nbits - 1; i >= 0; i--) { 664 if ((val >> i) & 1) 665 DL100XX_MIISET(sc, ED_DL100XX_MII_DATAOUT); 666 else 667 DL100XX_MIICLR(sc, ED_DL100XX_MII_DATAOUT); 668 DELAY(10); 669 DL100XX_MIISET(sc, ED_DL100XX_MII_CLK); 670 DELAY(10); 671 DL100XX_MIICLR(sc, ED_DL100XX_MII_CLK); 672 DELAY(10); 673 } 674} 675 676static u_int 677ed_pccard_dl100xx_mii_readbits(struct ed_softc *sc, int nbits) 678{ 679 int i; 680 u_int val = 0; 681 682 if (sc->chip_type == ED_CHIP_TYPE_DL10022) 683 DL100XX_MIICLR(sc, ED_DL100XX_MII_DIROUT_22); 684 else 685 DL100XX_MIICLR(sc, ED_DL100XX_MII_DIROUT_19); 686 687 for (i = nbits - 1; i >= 0; i--) { 688 DL100XX_MIISET(sc, ED_DL100XX_MII_CLK); 689 DELAY(10); 690 val <<= 1; 691 if (ed_asic_inb(sc, ED_DL100XX_MIIBUS) & ED_DL100XX_MII_DATAIN) 692 val++; 693 DL100XX_MIICLR(sc, ED_DL100XX_MII_CLK); 694 DELAY(10); 695 } 696 return val; 697} 698 699static int 700ed_pccard_ax88x90_geteprom(struct ed_softc *sc) 701{ 702 int prom[16],i; 703 u_char tmp; 704 struct { 705 unsigned char offset, value; 706 } pg_seq[] = { 707 /* Select Page0 */ 708 {ED_P0_CR, ED_CR_RD2 | ED_CR_STP | ED_CR_PAGE_0}, 709 {ED_P0_DCR, 0x01}, 710 {ED_P0_RBCR0, 0x00}, /* Clear the count regs. */ 711 {ED_P0_RBCR1, 0x00}, 712 {ED_P0_IMR, 0x00}, /* Mask completion irq. */ 713 {ED_P0_ISR, 0xff}, 714 {ED_P0_RCR, ED_RCR_MON | ED_RCR_INTT}, /* Set To Monitor */ 715 {ED_P0_TCR, ED_TCR_LB0}, /* loopback mode. */ 716 {ED_P0_RBCR0, 32}, 717 {ED_P0_RBCR1, 0x00}, 718 {ED_P0_RSAR0, 0x00}, 719 {ED_P0_RSAR1, 0x04}, 720 {ED_P0_CR, ED_CR_RD0 | ED_CR_STA | ED_CR_PAGE_0}, 721 }; 722 723 /* Reset Card */ 724 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 725 ed_asic_outb(sc, ED_NOVELL_RESET, tmp); 726 DELAY(5000); 727 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP | ED_CR_PAGE_0); 728 DELAY(5000); 729 730 /* Card Settings */ 731 for (i = 0; i < sizeof(pg_seq) / sizeof(pg_seq[0]); i++) 732 ed_nic_outb(sc, pg_seq[i].offset, pg_seq[i].value); 733 734 /* Get Data */ 735 for (i = 0; i < ETHER_ADDR_LEN / 2; i++) 736 prom[i] = ed_asic_inw(sc, 0); 737 for (i = 0; i < ETHER_ADDR_LEN; i += 2) { 738 sc->enaddr[i] = prom[i / 2] & 0xff; 739 sc->enaddr[i + 1] = (prom[i / 2] >> 8) & 0xff; 740 } 741 return (0); 742} 743 744/* 745 * Special setup for AX88[17]90 746 */ 747static int 748ed_pccard_ax88x90(device_t dev, const struct ed_product *pp) 749{ 750 int error, iobase, i, id; 751 char *ts; 752 struct ed_softc *sc = device_get_softc(dev); 753 754 if (!(pp->flags & NE2000DVF_AX88X90)) 755 return (ENXIO); 756 757 if (bootverbose) 758 device_printf(dev, "Checking AX88x90\n"); 759 760 /* 761 * Set the IOBASE Register. The AX88x90 cards are potentially 762 * multifunction cards, and thus requires a slight workaround. 763 * We write the address the card is at. 764 */ 765 iobase = rman_get_start(sc->port_res); 766 pccard_ccr_write_1(dev, PCCARD_CCR_IOBASE0, iobase & 0xff); 767 pccard_ccr_write_1(dev, PCCARD_CCR_IOBASE1, (iobase >> 8) & 0xff); 768 769 ts = "AX88190"; 770 if (ed_asic_inb(sc, ED_AX88X90_TEST) != 0) { 771 /* 772 * AX88790 (and I think AX88190A) chips need to be 773 * powered down. There's an erratum that says we should 774 * power down the PHY for 2.5s, but this seems to power 775 * down the whole card. I'm unsure why this was done, but 776 * appears to be required for proper operation. 777 */ 778 pccard_ccr_write_1(dev, PCCARD_CCR_STATUS, 779 PCCARD_CCR_STATUS_PWRDWN); 780 /* 781 * Linux axnet driver selects the internal phy for the ax88790 782 */ 783 ed_asic_outb(sc, ED_AX88X90_GPIO, ED_AX88X90_GPIO_INT_PHY); 784 ts = "AX88790"; 785 } 786 787 /* 788 * Check to see if we have a MII PHY ID at any of the first 17 789 * locations. All AX88x90 devices have MII and a PHY, so we use 790 * this to weed out chips that would otherwise make it through 791 * the tests we have after this point. 792 */ 793 sc->mii_readbits = ed_pccard_ax88x90_mii_readbits; 794 sc->mii_writebits = ed_pccard_ax88x90_mii_writebits; 795 for (i = 0; i < 17; i++) { 796 id = ed_miibus_readreg(dev, i, MII_PHYIDR1); 797 if (id != 0 && id != 0xffff) 798 break; 799 } 800 if (i == 17) { 801 sc->mii_readbits = 0; 802 sc->mii_writebits = 0; 803 return (ENXIO); 804 } 805 806 sc->chip_type = ED_CHIP_TYPE_AX88190; 807 error = ed_pccard_ax88x90_geteprom(sc); 808 if (error) 809 return (error); 810 error = ed_probe_Novell_generic(dev, device_get_flags(dev)); 811 if (bootverbose) 812 device_printf(dev, "probe novel returns %d\n", error); 813 if (error == 0) { 814 sc->vendor = ED_VENDOR_NOVELL; 815 sc->type = ED_TYPE_NE2000; 816 sc->chip_type = ED_CHIP_TYPE_AX88190; 817 sc->type_str = ts; 818 } 819 return (error); 820} 821 822/* MII bit-twiddling routines for cards using AX88x90 chipset */ 823#define AX88X90_MIISET(sc, x) ed_asic_outb(sc, ED_AX88X90_MIIBUS, \ 824 ed_asic_inb(sc, ED_AX88X90_MIIBUS) | (x)) 825#define AX88X90_MIICLR(sc, x) ed_asic_outb(sc, ED_AX88X90_MIIBUS, \ 826 ed_asic_inb(sc, ED_AX88X90_MIIBUS) & ~(x)) 827 828static void 829ed_pccard_ax88x90_mii_reset(struct ed_softc *sc) 830{ 831 /* Do nothing! */ 832} 833 834static void 835ed_pccard_ax88x90_mii_writebits(struct ed_softc *sc, u_int val, int nbits) 836{ 837 int i; 838 839 AX88X90_MIICLR(sc, ED_AX88X90_MII_DIROUT); 840 for (i = nbits - 1; i >= 0; i--) { 841 if ((val >> i) & 1) 842 AX88X90_MIISET(sc, ED_AX88X90_MII_DATAOUT); 843 else 844 AX88X90_MIICLR(sc, ED_AX88X90_MII_DATAOUT); 845 DELAY(10); 846 AX88X90_MIISET(sc, ED_AX88X90_MII_CLK); 847 DELAY(10); 848 AX88X90_MIICLR(sc, ED_AX88X90_MII_CLK); 849 DELAY(10); 850 } 851} 852 853static u_int 854ed_pccard_ax88x90_mii_readbits(struct ed_softc *sc, int nbits) 855{ 856 int i; 857 u_int val = 0; 858 859 AX88X90_MIISET(sc, ED_AX88X90_MII_DIROUT); 860 for (i = nbits - 1; i >= 0; i--) { 861 AX88X90_MIISET(sc, ED_AX88X90_MII_CLK); 862 DELAY(10); 863 val <<= 1; 864 if (ed_asic_inb(sc, ED_AX88X90_MIIBUS) & ED_AX88X90_MII_DATAIN) 865 val++; 866 AX88X90_MIICLR(sc, ED_AX88X90_MII_CLK); 867 DELAY(10); 868 } 869 return val; 870} 871 872/* 873 * Special setup for TC5299J 874 */ 875static int 876ed_pccard_tc5299j(device_t dev, const struct ed_product *pp) 877{ 878 int error, i, id; 879 char *ts; 880 struct ed_softc *sc = device_get_softc(dev); 881 882 if (!(pp->flags & NE2000DVF_TC5299J)) 883 return (ENXIO); 884 885 if (bootverbose) 886 device_printf(dev, "Checking Tc5299j\n"); 887 888 /* 889 * Check to see if we have a MII PHY ID at any of the first 32 890 * locations. All TC5299J devices have MII and a PHY, so we use 891 * this to weed out chips that would otherwise make it through 892 * the tests we have after this point. 893 */ 894 sc->mii_readbits = ed_pccard_tc5299j_mii_readbits; 895 sc->mii_writebits = ed_pccard_tc5299j_mii_writebits; 896 for (i = 0; i < 32; i++) { 897 id = ed_miibus_readreg(dev, i, MII_PHYIDR1); 898 if (id != 0 && id != 0xffff) 899 break; 900 } 901 if (i == 32) { 902 sc->mii_readbits = 0; 903 sc->mii_writebits = 0; 904 return (ENXIO); 905 } 906 907 ts = "TC5299J"; 908 error = ed_probe_Novell_generic(dev, device_get_flags(dev)); 909 if (bootverbose) 910 device_printf(dev, "probe novel returns %d\n", error); 911 if (error != 0) { 912 sc->mii_readbits = 0; 913 sc->mii_writebits = 0; 914 return (error); 915 } 916 if (ed_pccard_rom_mac(dev, sc->enaddr) == 0) { 917 sc->mii_readbits = 0; 918 sc->mii_writebits = 0; 919 return (ENXIO); 920 } 921 sc->vendor = ED_VENDOR_NOVELL; 922 sc->type = ED_TYPE_NE2000; 923 sc->chip_type = ED_CHIP_TYPE_TC5299J; 924 sc->type_str = ts; 925 return (0); 926} 927 928/* MII bit-twiddling routines for cards using TC5299J chipset */ 929#define TC5299J_MIISET(sc, x) ed_nic_outb(sc, ED_TC5299J_MIIBUS, \ 930 ed_nic_inb(sc, ED_TC5299J_MIIBUS) | (x)) 931#define TC5299J_MIICLR(sc, x) ed_nic_outb(sc, ED_TC5299J_MIIBUS, \ 932 ed_nic_inb(sc, ED_TC5299J_MIIBUS) & ~(x)) 933 934static void 935ed_pccard_tc5299j_mii_reset(struct ed_softc *sc) 936{ 937 /* Do nothing! */ 938} 939 940static void 941ed_pccard_tc5299j_mii_writebits(struct ed_softc *sc, u_int val, int nbits) 942{ 943 int i; 944 uint8_t cr; 945 946 cr = ed_nic_inb(sc, ED_P0_CR); 947 ed_nic_outb(sc, ED_P0_CR, cr | ED_CR_PAGE_3); 948 949 TC5299J_MIICLR(sc, ED_TC5299J_MII_DIROUT); 950 for (i = nbits - 1; i >= 0; i--) { 951 if ((val >> i) & 1) 952 TC5299J_MIISET(sc, ED_TC5299J_MII_DATAOUT); 953 else 954 TC5299J_MIICLR(sc, ED_TC5299J_MII_DATAOUT); 955 TC5299J_MIISET(sc, ED_TC5299J_MII_CLK); 956 TC5299J_MIICLR(sc, ED_TC5299J_MII_CLK); 957 } 958 ed_nic_outb(sc, ED_P0_CR, cr); 959} 960 961static u_int 962ed_pccard_tc5299j_mii_readbits(struct ed_softc *sc, int nbits) 963{ 964 int i; 965 u_int val = 0; 966 uint8_t cr; 967 968 cr = ed_nic_inb(sc, ED_P0_CR); 969 ed_nic_outb(sc, ED_P0_CR, cr | ED_CR_PAGE_3); 970 971 TC5299J_MIISET(sc, ED_TC5299J_MII_DIROUT); 972 for (i = nbits - 1; i >= 0; i--) { 973 TC5299J_MIISET(sc, ED_TC5299J_MII_CLK); 974 val <<= 1; 975 if (ed_nic_inb(sc, ED_TC5299J_MIIBUS) & ED_TC5299J_MII_DATAIN) 976 val++; 977 TC5299J_MIICLR(sc, ED_TC5299J_MII_CLK); 978 } 979 ed_nic_outb(sc, ED_P0_CR, cr); 980 return val; 981} 982 983/* 984 * MII bus support routines. 985 */ 986static int 987ed_miibus_readreg(device_t dev, int phy, int reg) 988{ 989 struct ed_softc *sc; 990 int failed, val; 991 992 /* 993 * The AX88790 seem to have phy 0..f external, and 0x10 internal. 994 * but they also seem to have a bogus one that shows up at phy 995 * 0x11 through 0x1f. 996 */ 997 if (phy >= 0x11) 998 return (0); 999 1000 sc = device_get_softc(dev); 1001 (*sc->mii_writebits)(sc, 0xffffffff, 32); 1002 (*sc->mii_writebits)(sc, ED_MII_STARTDELIM, ED_MII_STARTDELIM_BITS); 1003 (*sc->mii_writebits)(sc, ED_MII_READOP, ED_MII_OP_BITS); 1004 (*sc->mii_writebits)(sc, phy, ED_MII_PHY_BITS); 1005 (*sc->mii_writebits)(sc, reg, ED_MII_REG_BITS); 1006 failed = (*sc->mii_readbits)(sc, ED_MII_ACK_BITS); 1007 val = (*sc->mii_readbits)(sc, ED_MII_DATA_BITS); 1008 (*sc->mii_writebits)(sc, ED_MII_IDLE, ED_MII_IDLE_BITS); 1009 return (failed ? 0 : val); 1010} 1011 1012static void 1013ed_miibus_writereg(device_t dev, int phy, int reg, int data) 1014{ 1015 struct ed_softc *sc; 1016 1017 /* 1018 * The AX88790 seem to have phy 0..f external, and 0x10 internal. 1019 * but they also seem to have a bogus one that shows up at phy 1020 * 0x11 through 0x1f. 1021 */ 1022 if (phy >= 0x11) 1023 return; 1024 1025 sc = device_get_softc(dev); 1026 (*sc->mii_writebits)(sc, 0xffffffff, 32); 1027 (*sc->mii_writebits)(sc, ED_MII_STARTDELIM, ED_MII_STARTDELIM_BITS); 1028 (*sc->mii_writebits)(sc, ED_MII_WRITEOP, ED_MII_OP_BITS); 1029 (*sc->mii_writebits)(sc, phy, ED_MII_PHY_BITS); 1030 (*sc->mii_writebits)(sc, reg, ED_MII_REG_BITS); 1031 (*sc->mii_writebits)(sc, ED_MII_TURNAROUND, ED_MII_TURNAROUND_BITS); 1032 (*sc->mii_writebits)(sc, data, ED_MII_DATA_BITS); 1033 (*sc->mii_writebits)(sc, ED_MII_IDLE, ED_MII_IDLE_BITS); 1034} 1035 1036static int 1037ed_ifmedia_upd(struct ifnet *ifp) 1038{ 1039 struct ed_softc *sc; 1040 struct mii_data *mii; 1041 1042 sc = ifp->if_softc; 1043 if (sc->miibus == NULL) 1044 return (ENXIO); 1045 1046 mii = device_get_softc(sc->miibus); 1047 return mii_mediachg(mii); 1048} 1049 1050static void 1051ed_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) 1052{ 1053 struct ed_softc *sc; 1054 struct mii_data *mii; 1055 1056 sc = ifp->if_softc; 1057 if (sc->miibus == NULL) 1058 return; 1059 1060 mii = device_get_softc(sc->miibus); 1061 mii_pollstat(mii); 1062 ifmr->ifm_active = mii->mii_media_active; 1063 ifmr->ifm_status = mii->mii_media_status; 1064} 1065 1066static void 1067ed_child_detached(device_t dev, device_t child) 1068{ 1069 struct ed_softc *sc; 1070 1071 sc = device_get_softc(dev); 1072 if (child == sc->miibus) 1073 sc->miibus = NULL; 1074} 1075 1076static device_method_t ed_pccard_methods[] = { 1077 /* Device interface */ 1078 DEVMETHOD(device_probe, ed_pccard_probe), 1079 DEVMETHOD(device_attach, ed_pccard_attach), 1080 DEVMETHOD(device_detach, ed_detach), 1081 1082 /* Bus interface */ 1083 DEVMETHOD(bus_child_detached, ed_child_detached), 1084 1085 /* MII interface */ 1086 DEVMETHOD(miibus_readreg, ed_miibus_readreg), 1087 DEVMETHOD(miibus_writereg, ed_miibus_writereg), 1088 1089 { 0, 0 } 1090}; 1091 1092static driver_t ed_pccard_driver = { 1093 "ed", 1094 ed_pccard_methods, 1095 sizeof(struct ed_softc) 1096}; 1097 1098DRIVER_MODULE(ed, pccard, ed_pccard_driver, ed_devclass, 0, 0); 1099DRIVER_MODULE(miibus, ed, miibus_driver, miibus_devclass, 0, 0); 1100MODULE_DEPEND(ed, miibus, 1, 1, 1); 1101MODULE_DEPEND(ed, ether, 1, 1, 1); 1102