/* $NetBSD: xbseeprom.c,v 1.6 2008/05/05 00:21:04 jmcneill Exp $ */ /*- * Copyright (c) 2007, 2008 Jared D. McNeill <jmcneill@invisible.ca> * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /* * Microsoft XBOX Serial EEPROM * * Documentation lives here: * http://www.xbox-linux.org/wiki/Xbox_Serial_EEPROM */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: xbseeprom.c,v 1.6 2008/05/05 00:21:04 jmcneill Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <sys/kmem.h> #include <sys/sysctl.h> #include <dev/i2c/i2cvar.h> static int xbseeprom_match(device_t, cfdata_t, void *); static void xbseeprom_attach(device_t, device_t, void *); struct xbseeprom_data { /* factory settings */ uint8_t HMAC_SHA1_Hash[20]; uint8_t Confounder[8]; uint8_t HDDKkey[16]; uint8_t XBERegion[4]; uint8_t Checksum2[4]; uint8_t SerialNumber[12]; uint8_t MACAddress[6]; uint8_t UNKNOWN2[2]; uint8_t OnlineKey[16]; uint8_t VideoStandard[4]; uint8_t UNKNOWN3[4]; /* user settings */ uint8_t Checksum3[4]; uint8_t TimeZoneBias[4]; uint8_t TimeZoneStdName[4]; uint8_t TimeZoneDltName[4]; uint8_t UNKNOWN4[8]; uint8_t TimeZoneStdDate[4]; uint8_t TimeZoneDltDate[4]; uint8_t UNKNOWN5[8]; uint8_t TimeZoneStdBias[4]; uint8_t TimeZoneDltBias[4]; uint8_t LanguageID[4]; uint8_t VideoFlags[4]; uint8_t AudioFlags[4]; uint8_t ParentalControlGames[4]; uint8_t ParentalControlPwd[4]; uint8_t ParentalControlMovies[4]; uint8_t XBOXLiveIPAddress[4]; uint8_t XBOXLiveDNS[4]; uint8_t XBOXLiveGateway[4]; uint8_t XBOXLiveSubnetMask[4]; uint8_t OtherSettings[4]; uint8_t DVDPlaybackKitZone[4]; uint8_t UNKNOWN6[64]; }; #define XBSEEPROM_SIZE (sizeof(struct xbseeprom_data)) struct xbseeprom_softc { device_t sc_dev; i2c_tag_t sc_tag; i2c_addr_t sc_addr; struct xbseeprom_data *sc_data; }; static void xbseeprom_read_1(struct xbseeprom_softc *, uint8_t, uint8_t *); static char xbseeprom_serial[17]; CFATTACH_DECL_NEW(xbseeprom, sizeof(struct xbseeprom_softc), xbseeprom_match, xbseeprom_attach, NULL, NULL); static int xbseeprom_match(device_t parent, cfdata_t cf, void *opaque) { struct i2c_attach_args *ia = opaque; /* Serial EEPROM always lives at 0x54 on Xbox */ if (ia->ia_addr == 0x54) return 1; return 0; } static void xbseeprom_attach(device_t parent, device_t self, void *opaque) { struct xbseeprom_softc *sc = device_private(self); struct i2c_attach_args *ia = opaque; uint8_t *ptr; int i; sc->sc_dev = self; sc->sc_tag = ia->ia_tag; sc->sc_addr = ia->ia_addr; sc->sc_data = kmem_alloc(XBSEEPROM_SIZE, KM_SLEEP); if (sc->sc_data == NULL) { aprint_error(": Not enough memory to copy EEPROM\n"); return; } aprint_normal(": Xbox Serial EEPROM\n"); /* Read in EEPROM contents */ ptr = (uint8_t *)sc->sc_data; for (i = 0; i < XBSEEPROM_SIZE; i++, ptr++) xbseeprom_read_1(sc, i, ptr); #if 0 /* Display some interesting information */ aprint_normal_dev(self, "MAC address %02x:%02x:%02x:%02x:%02x:%02x\n", sc->sc_data->MACAddress[0], sc->sc_data->MACAddress[1], sc->sc_data->MACAddress[2], sc->sc_data->MACAddress[3], sc->sc_data->MACAddress[4], sc->sc_data->MACAddress[5] ); #endif /* Setup sysctl subtree */ memset(xbseeprom_serial, 0, sizeof(xbseeprom_serial)); memcpy(xbseeprom_serial, sc->sc_data->SerialNumber, 16); sysctl_createv(NULL, 0, NULL, NULL, 0, CTLTYPE_STRING, "xbox_serial", SYSCTL_DESCR("Xbox serial number"), NULL, 0, &xbseeprom_serial, 0, CTL_MACHDEP, CTL_CREATE, CTL_EOL); return; } static void xbseeprom_read_1(struct xbseeprom_softc *sc, uint8_t cmd, uint8_t *valp) { iic_exec(sc->sc_tag, I2C_OP_READ_WITH_STOP, sc->sc_addr, &cmd, 1, valp, 1, I2C_F_POLL); }