Indice

Introduzione

Quando ho iniziato a dedicarmi allo sviluppo/studio del firmware di questo router ancora non erano stati rilasciati i sorgenti GPL da parte della Telsey (e neanche i sorgenti GPL ASUS). Pertanto i miei sforzi si concentrarono sull'analisi delle differenze rilevabili dallo studio dei sorgenti allora disponibili. In particolare, per quanto riguarda sorgenti basati su kernel della serie 2.6:

Tali firmware presentano notevoli differenze rispetto ai sorgenti utilizzati da Telecom per produrre il firmware allegato normalmente a questa tipologia di router. Alcune di queste differenze sono di poco conto (problemi di compilazione o header mancanti), altre volte le mancanze sono di natura più strutturale, dovute alle piccole differenze progettuali tra l'hardware utilizzato come riferimento e il nostro router (Es: La memoria flash). Fino a quando sono facilmente reperibili le informazioni per sopperire a tali mancanze (Es: datasheet), è relativamente semplice proseguire con il lavoro. Qualora tali informazioni non siano disponibili si rende necessario agire a basso livello, andando ad studiare laddovè queste informazioni sono presenti, sebbene in forma non molto intelligibile, ovverosia il kernel binario originale Telecom.
Quasi tutte le informazioni presenti in questa pagina sono state riportate in formato elettronico a partire dai miei appunti personali cartacei pertanto con ogni probabilità ci saranno almeno 2 o 3 mila errori di ricopiatura dei dati… Abbiate pazienza :)

boardparms.c

Oggetto del nostro studio sarà il file boardparms.c (e il relativo include boardparms.h) nella versione più recente a nostra disposizione presente nel firmware USR910x_3.04L.01_consumer.0110. Tale file contiene praticamente tutte le informazioni circa la caratterizzazione hardware del router.

In particolare possiamo notare che in esso viene definita la struttura boardparameters:

typedef struct boardparameters
{
    char szBoardId[BP_BOARD_ID_LEN];        /* board id string */
    ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS];
    VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP];
    unsigned short usSdramSize;             /* SDRAM size and type */
    unsigned short usPsiSize;               /* persistent storage in K bytes */
    unsigned short usGpioRj11InnerPair;     /* GPIO pin or not defined */
    unsigned short usGpioRj11OuterPair;     /* GPIO pin or not defined */
    unsigned short usGpioPressAndHoldReset; /* GPIO pin or not defined */
    unsigned short usGpioPcmciaReset;       /* GPIO pin or not defined */
    unsigned short usGpioUartRts;           /* GPIO pin or not defined */
    unsigned short usGpioUartCts;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdsl;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdslFail;       /* GPIO pin or not defined */
    unsigned short usGpioLedWireless;       /* GPIO pin or not defined */
    unsigned short usGpioLedUsb;            /* GPIO pin or not defined */
    unsigned short usGpioLedHpna;           /* GPIO pin or not defined */
    unsigned short usGpioLedWanData;        /* GPIO pin or not defined */
    unsigned short usGpioLedPpp;            /* GPIO pin or not defined */
    unsigned short usGpioLedPppFail;        /* GPIO pin or not defined */
    unsigned short usGpioLedBlPowerOn;      /* GPIO pin or not defined */
    unsigned short usGpioLedBlAlarm;        /* GPIO pin or not defined */
    unsigned short usGpioLedBlResetCfg;     /* GPIO pin or not defined */
    unsigned short usGpioLedBlStop;         /* GPIO pin or not defined */
    unsigned short usExtIntrWireless;       /* ext intr or not defined */
    unsigned short usExtIntrAdslDyingGasp;  /* ext intr or not defined */
    unsigned short usExtIntrHpna;           /* ext intr or not defined */
    unsigned short usCsHpna;                /* chip select not defined */
    unsigned short usAntInUseWireless;	    /* antenna in use or not defined */
    unsigned short usGpioSesBtnWireless;    /* GPIO pin or not defined */
    unsigned short usExtIntrSesBtnWireless; /* ext intr or not defined */        
    unsigned short usGpioLedSesWireless;    /* GPIO pin or not defined */        
} BOARD_PARAMETERS, *PBOARD_PARAMETERS;

seguita immediatamente da quelle che sono le definizioni per i vari hardware supportati dai sorgenti in studio:

#if defined(_BCM96338_) || defined(CONFIG_BCM96338)
static BOARD_PARAMETERS g_bcm96338sv =
{
    "96338SV",                              /* szBoardId */
    {{BP_ENET_INTERNAL_PHY,                 /* ucPhyType */
      0x01,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_NOT_DEFINED,                       /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED},                      /* usReverseMii */
     {BP_ENET_NO_PHY}},                     /* ucPhyType */
    BP_MEMORY_16MB_1_CHIP,                  /* usSdramSize */
    BP_PSI_DEFAULT_SIZE,                    /* usPsiSize */
    BP_NOT_DEFINED,                         /* usGpioRj11InnerPair */
    BP_NOT_DEFINED,                         /* usGpioRj11OuterPair */
    BP_NOT_DEFINED,                         /* usGpioPressAndHoldReset */
    BP_NOT_DEFINED,                         /* usGpioVoipReset */
    BP_NOT_DEFINED,                         /* usGpioVoipIntr */
    BP_NOT_DEFINED,                         /* usGpioPcmciaReset */
    BP_NOT_DEFINED,                         /* usGpioUartRts */
    BP_NOT_DEFINED,                         /* usGpioUartCts */
    BP_NOT_DEFINED,                         /* usGpioLedAdsl */
    BP_NOT_DEFINED,                         /* usGpioLedAdslFail */
    BP_NOT_DEFINED,                         /* usGpioLedWireless */
    BP_NOT_DEFINED,                         /* usGpioLedUsb */
    BP_NOT_DEFINED,                         /* usGpioLedHpna */
    BP_NOT_DEFINED,                         /* usGpioLedWanData */
    BP_NOT_DEFINED,                         /* usGpioLedPpp */
    BP_NOT_DEFINED,                         /* usGpioLedPppFail */
    BP_NOT_DEFINED,                         /* usGpioLedVoip */
    BP_NOT_DEFINED,                         /* usGpioLedBlPowerOn */
    BP_NOT_DEFINED,                         /* usGpioLedBlAlarm */
    BP_NOT_DEFINED,                         /* usGpioLedBlResetCfg */
    BP_NOT_DEFINED,                         /* usGpioLedBlStop */
    BP_NOT_DEFINED,                         /* usExtIntrWireless */
    BP_NOT_DEFINED,                         /* usExtIntrAdslDyingGasp */
    BP_NOT_DEFINED,                         /* usExtIntrVoip */
    BP_NOT_DEFINED,                         /* usExtIntrHpna */
    BP_NOT_DEFINED,                         /* usCsHpna */
    BP_NOT_DEFINED                          /* usCsVoip */
};

static BOARD_PARAMETERS g_bcm96338l2m8m =
{
    "96338L-2M-8M",                         /* szBoardId */

Dai sorgenti in studio possiamo in definitiva ricavare le definizioni per le seguenti tipologie di hardware: 96338SV, 96338L-2M-8M, 96345R, 96345GW2, 96345GW, 96335R, 96345R0, 96345RS, 96348R, 96348LV, 96348GW, 96348GW-10, 96348GW-11, 96348SV.
Ovviamente mancano le uniche definizioni che realmente interesserebbero il nostro studio: MAGIC e/o MAGIC1. Dovremo quindi andarcele a ricavare direttamente dal kernel precompilato Telecom. Tale kernel può essere estratto dal firmware presente normalmente nel router seguendo le operazioni descritte qui e, per poter essere analizzato deve essere decompresso.
Supponiamo a questo punto di disporre del kernel originale Telecom decompresso, che chiameremo da qui in avanti vmlinux.telecom.
Cerchiamo le porzioni di codice/dati che ci interessano all'interno del kernel. Per perseguire tale scopo utilizzamo un editor esadecimale, e ricerchiamo la stringa MAGIC1 (case sensitive). Verremo trasportati alla locazione dove è stato collegato il file boardparams.c compilato da Telecom.

0017:fed0 80 18 ff 80 80 18 fe dc 00 00 00 00 4d 41 47 49 ..ÿ...þÜ....MAGI
0017:fee0 43 31 00 00 00 00 00 00 00 00 00 00 01 01 ff ff C1............ÿÿ
0017:fef0 ff ff ff ff ff ff ff ff 00 01 00 00 ff ff 00 00 ÿÿÿÿÿÿÿÿ....ÿÿ..
0017:ff00 03 00 ff ff ff ff ff ff ff ff 80 18 00 03 00 03 ..ÿÿÿÿÿÿÿÿ......
0017:ff10 00 01 00 02 01 00 00 02 00 19 00 22 80 16 00 02 ..........."....
0017:ff20 00 00 00 00 00 00 00 00 00 00 00 00 00 05 00 18 ................
0017:ff30 ff ff ff ff ff ff ff ff ff ff ff ff 80 05 ff ff ÿÿÿÿÿÿÿÿÿÿÿÿ..ÿÿ
0017:ff40 80 1c ff ff 80 1d 80 23 80 04 ff ff ff ff ff ff ..ÿÿ...#..ÿÿÿÿÿÿ
0017:ff50 80 02 80 03 80 17 80 00 ff ff ff ff 80 01 ff ff ........ÿÿÿÿ..ÿÿ
0017:ff60 ff f0 ff ff ff ff 00 03 ff ff ff ff ff ff ff ff ÿðÿÿÿÿ..ÿÿÿÿÿÿÿÿ
0017:ff70 80 06 80 07 00 04 00 01 00 01 00 00 30 00 00 00 ............0...
0017:ff80 4d 41 47 49 43 00 00 00 00 00 00 00 00 00 00 00 MAGIC...........
0017:ff90 01 01 ff ff ff ff ff ff ff ff ff ff 00 01 00 00 ..ÿÿÿÿÿÿÿÿÿÿ....
0017:ffa0 ff ff 00 00 02 00 ff ff ff ff ff ff ff ff 80 18 ÿÿ....ÿÿÿÿÿÿÿÿ..
0017:ffb0 00 01 00 00 ff ff 00 00 01 00 00 02 00 19 00 22 ....ÿÿ........."
0017:ffc0 80 16 00 02 00 00 00 00 00 00 00 00 00 00 00 00 ................
0017:ffd0 00 05 00 18 ff ff ff ff ff ff ff ff ff ff ff ff ....ÿÿÿÿÿÿÿÿÿÿÿÿ
0017:ffe0 80 05 ff ff 00 1d 00 1c 80 1e 80 23 80 04 ff ff ..ÿÿ.......#..ÿÿ
0017:fff0 ff ff ff ff 80 02 80 03 80 17 80 00 ff ff ff ff ÿÿÿÿ........ÿÿÿÿ
0018:0000 80 01 ff ff ff f0 ff ff ff ff 00 03 ff ff ff ff ..ÿÿÿðÿÿÿÿ..ÿÿÿÿ
0018:0010 ff ff ff ff 80 06 80 07 00 04 00 01 00 01 00 00 ÿÿÿÿ............
0018:0020 30 00 00 00 43 50 56 41 34 00 00 00 00 00 00 00 0...CPVA4.......
0018:0030 00 00 00 00 01 01 ff ff ff ff ff ff ff ff ff ff ......ÿÿÿÿÿÿÿÿÿÿ
0018:0040 00 01 00 00 ff ff 00 00 03 00 ff ff ff ff ff ff ....ÿÿ....ÿÿÿÿÿÿ
0018:0050 ff ff 80 03 00 03 00 03 00 01 00 03 01 00 00 02 ÿÿ..............
0018:0060 00 04 00 22 ff ff 00 02 00 00 00 00 00 00 00 00 ..."ÿÿ..........
0018:0070 00 00 00 00 00 05 00 18 ff ff ff ff 00 21 ff ff ........ÿÿÿÿ.!ÿÿ
0018:0080 ff ff ff ff 80 05 ff ff ff ff ff ff ff ff ff ff ÿÿÿÿ..ÿÿÿÿÿÿÿÿÿÿ
0018:0090 ff ff 80 05 ff ff ff ff ff ff ff ff ff ff ff ff ÿÿ..ÿÿÿÿÿÿÿÿÿÿÿÿ
0018:00a0 ff ff ff ff 80 05 ff ff ff f0 ff ff ff ff 00 03 ÿÿÿÿ..ÿÿÿðÿÿÿÿ..
0018:00b0 ff ff ff ff ff ff 00 02 80 00 80 01 ff ff ff ff ÿÿÿÿÿÿ......ÿÿÿÿ
0018:00c0 ff ff 00 00 1e 00 00 00 39 36 33 34 38 47 57 2d ÿÿ......96348GW-
0018:00d0 31 30 00 00 00 00 00 00 01 01 ff ff ff ff ff ff 10........ÿÿÿÿÿÿ
0018:00e0 ff ff ff ff 00 01 00 00 ff ff 00 00 03 00 ff ff ÿÿÿÿ....ÿÿ....ÿÿ
0018:00f0 ff ff ff ff ff ff ff ff 00 03 00 04 00 01 00 02 ÿÿÿÿÿÿÿÿ........
0018:0100 01 00 00 02 00 06 00 22 ff ff 00 02 00 00 00 00 ......."ÿÿ......
0018:0110 00 00 00 00 00 00 00 00 00 05 00 18 ff ff ff ff ............ÿÿÿÿ
0018:0120 80 21 ff ff ff ff ff ff ff ff 80 02 ff ff ff ff .!ÿÿÿÿÿÿÿÿ..ÿÿÿÿ
0018:0130 ff ff ff ff ff ff 80 03 80 03 80 04 ff ff ff ff ÿÿÿÿÿÿ......ÿÿÿÿ
0018:0140 ff ff 80 00 ff ff 80 03 80 01 ff ff ff f0 ff ff ÿÿ..ÿÿ....ÿÿÿðÿÿ
0018:0150 ff ff 00 00 ff ff ff ff ff ff ff ff ff ff ff ff ÿÿ..ÿÿÿÿÿÿÿÿÿÿÿÿ
0018:0160 ff ff ff ff ff ff 00 00 00 00 00 00 39 36 33 34 ÿÿÿÿÿÿ......9634
0018:0170 38 57 32 00 00 00 00 00 00 00 00 00 01 01 ff ff 8W2...........ÿÿ
0018:0180 ff ff ff ff ff ff ff ff 00 01 00 00 ff ff 00 00 ÿÿÿÿÿÿÿÿ....ÿÿ..
0018:0190 03 00 ff ff ff ff ff ff ff ff ff ff 00 03 00 03 ..ÿÿÿÿÿÿÿÿÿÿ....
0018:01a0 00 01 00 00 01 00 00 02 00 06 00 22 ff ff 00 02 ..........."ÿÿ..
0018:01b0 00 00 00 00 00 00 00 00 00 00 00 00 00 05 00 18 ................
0018:01c0 ff ff ff ff 80 21 ff ff ff ff ff ff ff ff 80 02 ÿÿÿÿ.!ÿÿÿÿÿÿÿÿ..
0018:01d0 ff ff ff ff ff ff 80 03 80 03 80 04 80 00 ff ff ÿÿÿÿÿÿ........ÿÿ
0018:01e0 80 03 80 01 ff ff ff f0 ff ff ff ff 00 01 00 23 ....ÿÿÿðÿÿÿÿ...#
0018:01f0 00 03 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 ..ÿÿ............
0018:0200 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
0018:0210 39 36 33 34 38 47 57 00 00 00 00 00 00 00 00 00 96348GW.........
0018:0220 01 01 ff ff ff ff ff ff ff ff ff ff 00 01 00 00 ..ÿÿÿÿÿÿÿÿÿÿ....
0018:0230 ff ff 00 00 03 00 ff ff ff ff ff ff ff ff ff ff ÿÿ....ÿÿÿÿÿÿÿÿÿÿ
0018:0240 00 03 00 03 00 01 00 02 01 00 00 02 00 06 00 22 ..............."
0018:0250 ff ff 00 02 00 00 00 00 00 00 00 00 00 00 00 00 ÿÿ..............
0018:0260 00 05 00 18 ff ff ff ff 80 21 ff ff ff ff ff ff ....ÿÿÿÿ.!ÿÿÿÿÿÿ
0018:0270 ff ff 80 02 ff ff ff ff ff ff ff ff ff ff 80 03 ÿÿ..ÿÿÿÿÿÿÿÿÿÿ..
0018:0280 80 03 80 04 ff ff ff ff ff ff 80 00 ff ff 80 03 ....ÿÿÿÿÿÿ..ÿÿ..
0018:0290 80 01 ff ff ff f0 ff ff ff ff 00 00 00 23 00 03 ..ÿÿÿðÿÿÿÿ...#..
0018:02a0 ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 ÿÿÿÿÿÿÿÿÿÿÿÿÿÿ..
0018:02b0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
0018:02c0 00 00 00 0c 00 00 00 00 00 00 00 00 00 00 00 00 ................

Dal blocco di codice sopra evidenziato è possibile vedere che sono presenti le definizioni per le seguenti piattaforme hardware: MAGIC1, MAGIC, CPVA4, 96348GW-10, 96348W2, 96348GW. Questo ci conferma inoltre che, con ogni probabilità il kernel fornito da Telecom è stato originariamente sviluppato dalla Telsey in quanto in esso è presente la definizione per CPVA4 che risulta essere un'altro degli apparati commercilizzati da Telsey, di cui Telsey NON distribuisce i sorgenti violando così ancora in modo palese la licenza GPL :(
Tralasciano le disquisizioni sulla poca serietà delle aziende che succhiano dal mondo dell'open source ignorandone bellamente le regole, passiamo alla parte che più interessa a noi… ovverosia l'analisi dei dati che ci siamo appena ricavati, concentrandoci particolarmente sulla definizione del MAGIC.

It's a kind of MAGIC

Come visto nelle sezioni precedenti la definizione dei parametri di una piattaforma incomincia con una stringa, di lunghezza BP_BOARD_ID_LEN=16 bytes

typedef struct boardparameters
{
    char szBoardId[BP_BOARD_ID_LEN];        /* board id string */

ed è contenuta in una struttura di 132 bytes (16 char di board id string + una struttura di BP_MAX_ENET_MACS=2 * sizeof(ETHERNET_MAC_INFO=18) bytes + una struttura di BP_MAX_VOIP_DSP=2 * sizeof(VOIP_DSP_INFO=12) + 28 unsigned short).
A questo punto nascono i primi problemi… infatti ci accorgiamo con orrore che il blocco binario estratto dal kernel telecom è di ben 164 byte. Ovviamente la struttura utilizzata nei sorgenti Telecom è diversa da quella che stiamo studiando noi :( e con ogni probabilità proviene da un albero dei sorgenti più recente :(
Ciò comporta che dovremo estendere la struttura che stiamo utilizzando per allocare i 32 byte in più. In questo modo i nostri sorgenti ricompilati potranno funzionare senza troppi problemi (Ma non utilizzeranno pero' mai le informazioni contenute in quei 32 byte…), e senza troppi problemi potremo utilizzare anche moduli precompilati per il kernel Telecom (Nel caso facessero accesso alla struttura dati compilata nel kernel accederebbero senza problemi alle informazioni originali, essendo il tipo di accesso alla struttura di tipo posizionale base+offset… L'unica cosa importante è trovare l'offset giusto in cui “incastonare” questi 32 byte di informazioni…).
Per scoprire quali informazioni sono state aggiunte ci faremo aiutare dalla definizione di un architettura presente in entrambe le nostre fonti di dato: 96348GW-10

96348GW-10

Questo è il 96348GW-10 secondo USR910x_3.04L.01_consumer.0110:

static BOARD_PARAMETERS g_bcm96348gw_10 =
{
    "96348GW-10",                           /* szBoardId */
    {{BP_ENET_INTERNAL_PHY,                 /* ucPhyType */
      0x01,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_NOT_DEFINED,                       /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED},                      /* usReverseMii */
     {BP_ENET_EXTERNAL_SWITCH,              /* ucPhyType */
      0x00,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_NOT_DEFINED,                       /* usGpioPhyReset */
      0x03,                                 /* numSwitchPorts */
      BP_ENET_CONFIG_SPI_SSB_1,             /* usConfigType */
      BP_ENET_REVERSE_MII}},                /* usReverseMii */
    {{BP_VOIP_DSP,                          /* ucDspType */
      0x00,                                 /* ucDspAddress */
      BP_EXT_INTR_2,                        /* usExtIntrVoip */
      BP_GPIO_6_AH,                         /* usGpioVoipReset */
      BP_GPIO_34_AH,                        /* usGpioVoipIntr */
      BP_NOT_DEFINED,                       /* usGpioLedVoip */
      BP_CS_2},                             /* usCsVoip */
     {BP_VOIP_NO_DSP}},                     /* ucDspType */
    BP_MEMORY_16MB_2_CHIP,                  /* usSdramSize */
    BP_PSI_DEFAULT_SIZE,                    /* usPsiSize */
    BP_NOT_DEFINED,                         /* usGpioRj11InnerPair */
    BP_NOT_DEFINED,                         /* usGpioRj11OuterPair */
    BP_GPIO_33_AL,                          /* usGpioPressAndHoldReset */
    BP_NOT_DEFINED,                         /* usGpioPcmciaReset */
    BP_NOT_DEFINED,                         /* usGpioUartRts */
    BP_NOT_DEFINED,                         /* usGpioUartCts */
    BP_NOT_DEFINED,                         /* usGpioLedAdsl */
    BP_GPIO_2_AL,                           /* usGpioLedAdslFail */
    BP_NOT_DEFINED,                         /* usGpioLedWireless */
    BP_NOT_DEFINED,                         /* usGpioLedUsb */
    BP_NOT_DEFINED,                         /* usGpioLedHpna */
    BP_GPIO_3_AL,                           /* usGpioLedWanData */
    BP_GPIO_3_AL,                           /* usGpioLedPpp */
    BP_GPIO_4_AL,                           /* usGpioLedPppFail */
    BP_GPIO_0_AL,                           /* usGpioLedBlPowerOn */
    BP_NOT_DEFINED,                         /* usGpioLedBlAlarm */
    BP_GPIO_3_AL,                           /* usGpioLedBlResetCfg */
    BP_GPIO_1_AL,                           /* usGpioLedBlStop */
    BP_NOT_DEFINED,                         /* usExtIntrWireless */
    BP_HW_DEFINED,                          /* usExtIntrAdslDyingGasp */
    BP_NOT_DEFINED,                         /* usExtIntrHpna */
    BP_NOT_DEFINED,                         /* usCsHpna */
    BP_WLAN_ANT_MAIN,                       /* usAntInUseWireless */
    BP_NOT_DEFINED,                         /* usGpioSesBtnWireless */
    BP_NOT_DEFINED,                         /* usExtIntrSesBtnWireless */
    BP_NOT_DEFINED                          /* usGpioLedSesWireless */
};

Questo invece è la definizione relativa allo stesso hardware (96348GW-10) presente nel kernel Telecom:

0000:0000 39 36 33 34 38 47 57 2d 31 30 00 00 00 00 00 00 96348GW-10......
0000:0010 01 01 ff ff ff ff ff ff ff ff ff ff 00 01 00 00 ..ÿÿÿÿÿÿÿÿÿÿ....
0000:0020 ff ff 00 00 03 00 ff ff ff ff ff ff ff ff ff ff ÿÿ....ÿÿÿÿÿÿÿÿÿÿ
0000:0030 00 03 00 04 00 01 00 02 01 00 00 02 00 06 00 22 ..............."
0000:0040 ff ff 00 02 00 00 00 00 00 00 00 00 00 00 00 00 ÿÿ..............
0000:0050 00 05 00 18 ff ff ff ff 80 21 ff ff ff ff ff ff ....ÿÿÿÿ.!ÿÿÿÿÿÿ
0000:0060 ff ff 80 02 ff ff ff ff ff ff ff ff ff ff 80 03 ÿÿ..ÿÿÿÿÿÿÿÿÿÿ..
0000:0070 80 03 80 04 ff ff ff ff ff ff 80 00 ff ff 80 03 ....ÿÿÿÿÿÿ..ÿÿ..
0000:0080 80 01 ff ff ff f0 ff ff ff ff 00 00 ff ff ff ff ..ÿÿÿðÿÿÿÿ..ÿÿÿÿ
0000:0090 ff ff ff ff ff ff ff ff ff ff ff ff ff ff 00 00 ÿÿÿÿÿÿÿÿÿÿÿÿÿÿ..
0000:00a0 00 00 00 00                                     ....            


Adesso guardiamole in parallelo:

offset descrizione typedef struct boardparameters USR910x_3.04L.01_consumer.0110 Kernel Telecom offset
0 board id string char szBoardId[BP_BOARD_ID_LEN]; 96348GW-10 96348GW-10 0
Information about an Ethernet MAC. 1) ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS]
15 BP_ENET_xxx unsigned char ucPhyType; BP_ENET_INTERNAL_PHY 0x01 15
16 0 to 31 unsigned char ucPhyAddress; 0x01 0x01 16
18 GPIO pin or not defined unsigned short usGpioPhySpiSck; BP_NOT_DEFINED 0xFFFF 18
20 GPIO pin or not defined unsigned short usGpioPhySpiSs; BP_NOT_DEFINED 0xFFFF 20
22 GPIO pin or not defined unsigned short usGpioPhySpiMosi; BP_NOT_DEFINED 0xFFFF 22
24 GPIO pin or not defined unsigned short usGpioPhySpiMiso; BP_NOT_DEFINED 0xFFFF 24
26 GPIO pin or not defined (96348LV) unsigned short usGpioPhyReset; BP_NOT_DEFINED 0xFFFF 26
28 Number of PHY ports unsigned short numSwitchPorts; 0x01 0x0001 28
30 Configuration type unsigned short usConfigType; BP_ENET_CONFIG_MDIO 0x0000 30
32 Reverse MII unsigned short usReverseMii; BP_NOT_DEFINED 0xFFFF 32
UNKNOWN TELECOM 0x0000 34
Information about an Ethernet MAC. 2) ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS]
34 BP_ENET_xxx unsigned char ucPhyType; BP_ENET_EXTERNAL_SWITCH 0x03 36
35 0 to 31 unsigned char ucPhyAddress; 0x00 0x00 37
36 GPIO pin or not defined unsigned short usGpioPhySpiSck; BP_NOT_DEFINED 0xFFFF 38
38 GPIO pin or not defined unsigned short usGpioPhySpiSs; BP_NOT_DEFINED 0xFFFF 40
40 GPIO pin or not defined unsigned short usGpioPhySpiMosi; BP_NOT_DEFINED 0xFFFF 42
42 GPIO pin or not defined unsigned short usGpioPhySpiMiso; BP_NOT_DEFINED 0xFFFF 44
44 GPIO pin or not defined (96348LV) unsigned short usGpioPhyReset; BP_NOT_DEFINED 0xFFFF 46
46 Number of PHY ports unsigned short numSwitchPorts; 0x03 0x0003 48
48 Configuration type unsigned short usConfigType; BP_ENET_CONFIG_SPI_SSB_1 0x0004 50
50 Reverse MII unsigned short usReverseMii; BP_ENET_REVERSE_MII 0x0001 52
UNKNOWN TELECOM 0x0002 54
Information about VoIP DSPs. 3) VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP]
52 unsigned char ucDspType; BP_VOIP_DSP 0x01 56
53 unsigned char ucDspAddress; 0x00 0x00 57
54 unsigned short usExtIntrVoip; BP_EXT_INTR_2 0x0002 58
56 unsigned short usGpioVoipReset; BP_GPIO_6_AH 0x0006 60
58 unsigned short usGpioVoipIntr; BP_GPIO_34_AH 0x0022 62
60 unsigned short usGpioLedVoip; BP_NOT_DEFINED 0xFFFF 64
62 unsigned short usCsVoip; BP_CS_2 0x0002 66
Information about VoIP DSPs. 4) VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP]
64 unsigned char ucDspType; BP_VOIP_NO_DSP 0x00 68
65 unsigned char ucDspAddress; 0x00 69
66 unsigned short usExtIntrVoip; 0x0000 70
68 unsigned short usGpioVoipReset; 0x0000 72
70 unsigned short usGpioVoipIntr; 0x0000 74
72 unsigned short usGpioLedVoip; 0x0000 76
74 unsigned short usCsVoip; 0x0000 78
76 SDRAM size and type unsigned short usSdramSize; BP_MEMORY_16MB_2_CHIP 0x0005 80
78 persistent storage in K bytes unsigned short usPsiSize; BP_PSI_DEFAULT_SIZE 0x0018 82
80 GPIO pin or not defined unsigned short usGpioRj11InnerPair; BP_NOT_DEFINED 0xFFFF 84
82 GPIO pin or not defined unsigned short usGpioRj11OuterPair; BP_NOT_DEFINED 0xFFFF 86
84 GPIO pin or not defined unsigned short usGpioPressAndHoldReset; BP_GPIO_33_AL 0x8021 88
86 GPIO pin or not defined unsigned short usGpioPcmciaReset; BP_NOT_DEFINED 0xFFFF 90
88 GPIO pin or not defined unsigned short usGpioUartRts; BP_NOT_DEFINED 0xFFFF 92
90 GPIO pin or not defined unsigned short usGpioUartCts; BP_NOT_DEFINED 0xFFFF 94
92 GPIO pin or not defined unsigned short usGpioLedAdsl; BP_NOT_DEFINED 0xFFFF 96
94 GPIO pin or not defined unsigned short usGpioLedAdslFail; BP_GPIO_2_AL 0x8002 98
96 GPIO pin or not defined unsigned short usGpioLedWireless; BP_NOT_DEFINED 0xFFFF 100
98 GPIO pin or not defined unsigned short usGpioLedUsb; BP_NOT_DEFINED 0xFFFF 102
100 GPIO pin or not defined unsigned short usGpioLedHpna; BP_NOT_DEFINED 0xFFFF 104
UNKNOWN TELECOM 0xFFFF 106
UNKNOWN TELECOM 0xFFFF 108
102 GPIO pin or not defined unsigned short usGpioLedWanData; BP_GPIO_3_AL 0x8003 110
104 GPIO pin or not defined unsigned short usGpioLedPpp; BP_GPIO_3_AL 0x8003 112
106 GPIO pin or not defined unsigned short usGpioLedPppFail; BP_GPIO_4_AL 0x8004 114
UNKNOWN TELECOM 0xFFFF 116
UNKNOWN TELECOM 0xFFFF 118
UNKNOWN TELECOM 0xFFFF 120
108 GPIO pin or not defined unsigned short usGpioLedBlPowerOn; BP_GPIO_0_AL 0x8000 122
110 GPIO pin or not defined unsigned short usGpioLedBlAlarm; BP_NOT_DEFINED 0xFFFF 124
112 GPIO pin or not defined unsigned short usGpioLedBlResetCfg; BP_GPIO_3_AL 0x8003 126
114 GPIO pin or not defined unsigned short usGpioLedBlStop; BP_GPIO_1_AL 0x8001 128
116 ext intr or not defined unsigned short usExtIntrWireless; BP_NOT_DEFINED 0xFFFF 130
118 ext intr or not defined unsigned short usExtIntrAdslDyingGasp; BP_HW_DEFINED 0xFFF0 132
120 ext intr or not defined unsigned short usExtIntrHpna; BP_NOT_DEFINED 0xFFFF 134
122 chip select not defined unsigned short usCsHpna; BP_NOT_DEFINED 0xFFFF 136
124 antenna in use or not defined unsigned short usAntInUseWireless; BP_WLAN_ANT_MAIN 0x0000 138
126 GPIO pin or not defined unsigned short usGpioSesBtnWireless; BP_NOT_DEFINED 0xFFFF 140
128 ext intr or not defined unsigned short usExtIntrSesBtnWireless; BP_NOT_DEFINED 0xFFFF 142
130 GPIO pin or not defined unsigned short usGpioLedSesWireless; BP_NOT_DEFINED 0xFFFF 144
UNKNOWN TELECOM 0xFFFF 146
UNKNOWN TELECOM 0xFFFF 148
UNKNOWN TELECOM 0xFFFF 150
UNKNOWN TELECOM 0xFFFF 152
UNKNOWN TELECOM 0xFFFF 154
UNKNOWN TELECOM 0xFFFF 156
UNKNOWN TELECOM 0x0000 158
UNKNOWN TELECOM 0x0000 160
UNKNOWN TELECOM 0x0000 162

Possiamo quindi estrapolare le seguenti differenze certe (perchè delimitate ad entrambi gli estremi da valori ben noti):

32 Reverse MII usReverseMii; BP_NOT_DEFINED 0xFFFF 32
UNKNOWN TELECOM 0x0000 34
Information about an Ethernet MAC. 5) ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS]
34 BP_ENET_xxx unsigned char ucPhyType; BP_ENET_EXTERNAL_SWITCH 0x03 36
50 Reverse MII usReverseMii; BP_ENET_REVERSE_MII 0x0001 52
UNKNOWN TELECOM 0x0002 54
Information about VoIP DSPs. 6) VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP]
52 unsigned char ucDspType; BP_VOIP_DSP 0x01 56
106 GPIO pin or not defined unsigned short usGpioLedPppFail; BP_GPIO_4_AL 0x8004 114
UNKNOWN TELECOM 0xFFFF 116
UNKNOWN TELECOM 0xFFFF 118
UNKNOWN TELECOM 0xFFFF 120
108 GPIO pin or not defined unsigned short usGpioLedBlPowerOn; BP_GPIO_0_AL 0x8000 122

Mentre un certo margine di incertezza rimane per queste differenze:

94 GPIO pin or not defined unsigned short usGpioLedAdslFail; BP_GPIO_2_AL 0x8002 98
96 GPIO pin or not defined unsigned short usGpioLedWireless; BP_NOT_DEFINED 0xFFFF 100
98 GPIO pin or not defined unsigned short usGpioLedUsb; BP_NOT_DEFINED 0xFFFF 102
100 GPIO pin or not defined unsigned short usGpioLedHpna; BP_NOT_DEFINED 0xFFFF 104
UNKNOWN TELECOM 0xFFFF 106
UNKNOWN TELECOM 0xFFFF 108
102 GPIO pin or not defined unsigned short usGpioLedWanData; BP_GPIO_3_AL 0x8003 110
124 antenna in use or not defined unsigned short usAntInUseWireless; BP_WLAN_ANT_MAIN 0x0000 138
126 GPIO pin or not defined unsigned short usGpioSesBtnWireless; BP_NOT_DEFINED 0xFFFF 140
128 ext intr or not defined unsigned short usExtIntrSesBtnWireless; BP_NOT_DEFINED 0xFFFF 142
130 GPIO pin or not defined unsigned short usGpioLedSesWireless; BP_NOT_DEFINED 0xFFFF 144
UNKNOWN TELECOM 0xFFFF 146
UNKNOWN TELECOM 0xFFFF 148
UNKNOWN TELECOM 0xFFFF 150
UNKNOWN TELECOM 0xFFFF 152
UNKNOWN TELECOM 0xFFFF 154
UNKNOWN TELECOM 0xFFFF 156
UNKNOWN TELECOM 0x0000 158
UNKNOWN TELECOM 0x0000 160
UNKNOWN TELECOM 0x0000 162

Infatti a titolo di esempio la prima potrebbe essere anche così indicata:

94 GPIO pin or not defined unsigned short usGpioLedAdslFail; BP_GPIO_2_AL 0x8002 98
UNKNOWN TELECOM 0xFFFF 100
UNKNOWN TELECOM 0xFFFF 102
96 GPIO pin or not defined unsigned short usGpioLedWireless; BP_NOT_DEFINED 0xFFFF 104
98 GPIO pin or not defined unsigned short usGpioLedUsb; BP_NOT_DEFINED 0xFFFF 106
100 GPIO pin or not defined unsigned short usGpioLedHpna; BP_NOT_DEFINED 0xFFFF 108
102 GPIO pin or not defined unsigned short usGpioLedWanData; BP_GPIO_3_AL 0x8003 110

o così:

94 GPIO pin or not defined unsigned short usGpioLedAdslFail; BP_GPIO_2_AL 0x8002 98
96 GPIO pin or not defined unsigned short usGpioLedWireless; BP_NOT_DEFINED 0xFFFF 100
UNKNOWN TELECOM 0xFFFF 102
UNKNOWN TELECOM 0xFFFF 104
98 GPIO pin or not defined unsigned short usGpioLedUsb; BP_NOT_DEFINED 0xFFFF 106
100 GPIO pin or not defined unsigned short usGpioLedHpna; BP_NOT_DEFINED 0xFFFF 108
102 GPIO pin or not defined unsigned short usGpioLedWanData; BP_GPIO_3_AL 0x8003 110

Questo perchè i valori in più sono annegati all'interno di altri dati aventi lo stesso valore, e quindi appaiono indistinguibili. C'è da dire che questo non comporterà problemi per quanto riguarda l'esecuzione del codice (Al binario eseguibile poco importa che il dato di tipo unsigned short definito all'offset 100 fosse chiamato usGpioLedUsb piuttosto che usGpioLedHpna all'intenro dei sorgenti, quello che importa è il valore assunto da tale variabili. Fino a quando tale valore non varia tra di esse le potremo considerare intercambiabili).
Tale incertezza potrebbe anche essere risolta effettuando l'analisi comparativa tra altre definizioni note e comuni (Ad es: 96348GW). Prima di procedere in tal senso è conveniente verificare quali sono i valori assunti dalla definizione della piattaforma MAGIC nel binario Telecom. Nel caso essi risultassero ininfluenti potremmo evitare di compiere questo lavoro.

MAGIC e MAGIC1

Costruiamo ora una tabella simile alla precedente, ma procedendo al contrario… partendo cioè dai valori binari presenti nel kernel precompilato cerchiamo di ricostruirci la definizione della struttura boardparameters per le piattaforme MAGIC e MAGIC1 (In tabella sono stati evidenziati i valori delle piattaforme MAGIC e MAGIC1 che differiscono dai valori ritrovati per la piattaforma 96348GW-10).

offset typedef struct boardparameters Kernel Telecom MAGIC MAGIC Kernel Telecom MAGIC1 MAGIC1
0 szBoardId[BP_BOARD_ID_LEN]; MAGIC MAGIC MAGIC1 MAGIC1
15 ucPhyType; 0x01 BP_ENET_INTERNAL_PHY 0x01 BP_ENET_INTERNAL_PHY
16 ucPhyAddress; 0x01 0x01 0x01 0x01
18 usGpioPhySpiSck; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
20 usGpioPhySpiSs; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
22 usGpioPhySpiMosi; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
24 usGpioPhySpiMiso; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
26 usGpioPhyReset; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
28 numSwitchPorts; 0x0001 0x01 0x0001 0x01
30 usConfigType; 0x0000 BP_ENET_CONFIG_MDIO 0x0000 BP_ENET_CONFIG_MDIO
32 usReverseMii; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
34 UNKNOWN TELECOM 0x0000 0x00 0x0000 0x00
36 ucPhyType; 0x02 BP_ENET_EXTERNAL_PHY 0x03 BP_ENET_EXTERNAL_SWITCH
37 ucPhyAddress; 0x00 0x00 0x00 0x00
38 usGpioPhySpiSck; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
40 usGpioPhySpiSs; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
42 usGpioPhySpiMosi; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
44 usGpioPhySpiMiso; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
46 usGpioPhyReset; 0x8018 BP_GPIO_24_AL 0x8018 BP_GPIO_24_AL
48 numSwitchPorts; 0x01 0x0001 0x03 0x0003
50 usConfigType; 0x0000 BP_ENET_CONFIG_MDIO7)) 0x0003 BP_ENET_CONFIG_SPI_SSB_08)
52 usReverseMii; 0xFFFF BP_NOT_DEFINED 0x0001 BP_ENET_REVERSE_MII
54 UNKNOWN TELECOM 0x0000 0x00 0x0002 0x02
56 ucDspType; 0x01 BP_VOIP_DSP 0x01 BP_VOIP_DSP
57 ucDspAddress; 0x00 0x00 0x00 0x00
58 usExtIntrVoip; 0x0002 BP_EXT_INTR_2 0x0002 BP_EXT_INTR_2
60 usGpioVoipReset; 0x0019 BP_GPIO_25_AH 0x0019 BP_GPIO_25_AH
62 usGpioVoipIntr; 0x0022 BP_GPIO_34_AH 0x0022 BP_GPIO_34_AH
64 usGpioLedVoip; 0x8016 BP_GPIO_22_AL 0x8016 BP_GPIO_22_AL
66 usCsVoip; 0x0002 BP_CS_2 0x0002 BP_CS_2
68 ucDspType; 0x00 BP_VOIP_NO_DSP 0x00 BP_VOIP_NO_DSP
69 ucDspAddress; 0x00 0x00
70 usExtIntrVoip; 0x00 0x00
72 usGpioVoipReset; 0x00 0x00
74 usGpioVoipIntr; 0x00 0x00
76 usGpioLedVoip; 0x00 0x00
78 usCsVoip; 0x00 0x00
80 usSdramSize; 0x0005 BP_MEMORY_16MB_2_CHIP 0x0005 BP_MEMORY_16MB_2_CHIP
82 usPsiSize; 0x0018 BP_PSI_DEFAULT_SIZE 0x0018 BP_PSI_DEFAULT_SIZE
84 usGpioRj11InnerPair; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
86 usGpioRj11OuterPair; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
88 usGpioPressAndHoldReset; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
90 usGpioPcmciaReset; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
92 usGpioUartRts; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
94 usGpioUartCts; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
96 usGpioLedAdsl; 0x8005 BP_GPIO_5_AL 0x8005 BP_GPIO_5_AL
98 usGpioLedAdslFail; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
100 UNKNOWN TELECOM 0x001D BP_GPIO_29_AH 0x801C BP_GPIO_28_AL
102 usGpioLedWireless; 0x001C BP_GPIO_28_AH 0xFFFF BP_NOT_DEFINED
104 UNKNOWN TELECOM 0x801E BP_GPIO_30_AL 0x801D BP_GPIO_29_AL
106 usGpioLedUsb; 0x8023 BP_GPIO_35_AL 0x8023 BP_GPIO_35_AL
108 usGpioLedHpna; 0x8004 BP_GPIO_4_AL 0x8004 BP_GPIO_4_AL
110 usGpioLedWanData; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
112 usGpioLedPpp; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
114 usGpioLedPppFail; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
116 UNKNOWN TELECOM 0x8002 BP_GPIO_2_AL 0x8002 BP_GPIO_2_AL
118 UNKNOWN TELECOM 0x8003 BP_GPIO_3_AL 0x8003 BP_GPIO_3_AL
120 UNKNOWN TELECOM 0x8017 BP_GPIO_23_AL 0x8017 BP_GPIO_23_AL
122 usGpioLedBlPowerOn; 0x8000 BP_GPIO_0_AL 0x8000 BP_GPIO_0_AL
124 usGpioLedBlAlarm; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
126 usGpioLedBlResetCfg; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
128 usGpioLedBlStop; 0x8001 BP_GPIO_1_AL 0x8001 BP_GPIO_1_AL
130 usExtIntrWireless; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
132 usExtIntrAdslDyingGasp; 0xFFF0 BP_HW_DEFINED 0xFFF0 BP_HW_DEFINED
134 usExtIntrHpna; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
136 usCsHpna; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
138 usAntInUseWireless; 0x0003 BP_WLAN_ANT_BOTH 0x0003 BP_WLAN_ANT_BOTH
140 usGpioSesBtnWireless; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
142 usExtIntrSesBtnWireless; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
144 usGpioLedSesWireless; 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
146 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
148 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
150 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
152 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
154 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
156 UNKNOWN TELECOM 0xFFFF BP_NOT_DEFINED 0xFFFF BP_NOT_DEFINED
158 UNKNOWN TELECOM 0x0000 ?????????????? 0x0000 ??????????????
160 UNKNOWN TELECOM 0x0000 ?????????????? 0x0000 ??????????????
162 UNKNOWN TELECOM 0x0000 ?????????????? 0x0000 ??????????????

Verifichiamo adesso i valori che potevano presentare problemi perchè non univocamente assegnati dall'analisi delle differenze del 96348GW-10. L'unico blocco il cui margine di incertezza potrebbe provocare problemi è:

100 UNKNOWN TELECOM 0x001D BP_GPIO_29_AH 0x801C BP_GPIO_28_AL
102 usGpioLedWireless; 0x001C BP_GPIO_28_AH 0xFFFF BP_NOT_DEFINED
104 UNKNOWN TELECOM 0x801E BP_GPIO_30_AL 0x801D BP_GPIO_29_AL
106 usGpioLedUsb; 0x8023 BP_GPIO_35_AL 0x8023 BP_GPIO_35_AL
108 usGpioLedHpna; 0x8004 BP_GPIO_4_AL 0x8004 BP_GPIO_4_AL

Infatti in tale blocco sono variati tutti i valori da BP_NOT_DEFINED verso un ben preciso pin di GPIO.
Questi sono a rigore gli scenari possibili:

1 2 3 4 5
100 usGpioLedWireless; usGpioLedWireless; usGpioLedWireless; UNKNOWN TELECOM usGpioLedWireless;
102 usGpioLedUsb; usGpioLedUsb; UNKNOWN TELECOM usGpioLedWireless; usGpioLedUsb;
104 usGpioLedHpna; UNKNOWN TELECOM usGpioLedUsb; usGpioLedUsb; UNKNOWN TELECOM
106 UNKNOWN TELECOM usGpioLedHpna; usGpioLedHpna; usGpioLedHpna; UNKNOWN TELECOM
108 UNKNOWN TELECOM UNKNOWN TELECOM UNKNOWN TELECOM UNKNOWN TELECOM usGpioLedHpna;
6 7 8 9 10
100 usGpioLedWireless; usGpioLedWireless; UNKNOWN TELECOM UNKNOWN TELECOM UNKNOWN TELECOM
102 UNKNOWN TELECOM UNKNOWN TELECOM usGpioLedWireless; usGpioLedWireless; UNKNOWN TELECOM
104 usGpioLedUsb; UNKNOWN TELECOM usGpioLedUsb; UNKNOWN TELECOM usGpioLedWireless;
106 UNKNOWN TELECOM usGpioLedUsb; UNKNOWN TELECOM usGpioLedUsb; usGpioLedUsb;
108 usGpioLedHpna; usGpioLedHpna; usGpioLedHpna; usGpioLedHpna; usGpioLedHpna;

Sperimentalmente (andando a scrivere nei vari indirizzi di GPIO) è possibile verificare che la configurazione corretta è la numero 9.

Un nuovo boardparms.c

Utilizzando le argomentazioni testè affrontate è possibile sintetizzare un file di specifica per la piattaforma MAGIC (ed eventualmente MAGIC1). Tale file conterrà la nuova definizione della struttura boardparameters:

typedef struct boardparameters
{
    char szBoardId[BP_BOARD_ID_LEN];        /* board id string */
    ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS];
    VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP];
    unsigned short usSdramSize;             /* SDRAM size and type */
    unsigned short usPsiSize;               /* persistent storage in K bytes */
    unsigned short usGpioRj11InnerPair;     /* GPIO pin or not defined */
    unsigned short usGpioRj11OuterPair;     /* GPIO pin or not defined */
    unsigned short usGpioPressAndHoldReset; /* GPIO pin or not defined */
    unsigned short usGpioPcmciaReset;       /* GPIO pin or not defined */
    unsigned short usGpioUartRts;           /* GPIO pin or not defined */
    unsigned short usGpioUartCts;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdsl;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdslFail;       /* GPIO pin or not defined */
#ifdef UNKNOWN_TELECOM    
    unsigned short usGpioUnknownTelecom1;   /* Padding for compatibility with precompiled telecom modules */
#endif    
    unsigned short usGpioLedWireless;       /* GPIO pin or not defined */
#ifdef UNKNOWN_TELECOM    
    unsigned short usGpioUnknownTelecom2;   /* Padding for compatibility with precompiled telecom modules */
#endif    
    unsigned short usGpioLedUsb;            /* GPIO pin or not defined */
    unsigned short usGpioLedHpna;           /* GPIO pin or not defined */
    unsigned short usGpioLedWanData;        /* GPIO pin or not defined */
    unsigned short usGpioLedPpp;            /* GPIO pin or not defined */
    unsigned short usGpioLedPppFail;        /* GPIO pin or not defined */
#ifdef UNKNOWN_TELECOM    
    unsigned short usGpioUnknownTelecom4;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom5;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom6;   /* Padding for compatibility with precompiled telecom modules */    
#endif    
    unsigned short usGpioLedBlPowerOn;      /* GPIO pin or not defined */
    unsigned short usGpioLedBlAlarm;        /* GPIO pin or not defined */
    unsigned short usGpioLedBlResetCfg;     /* GPIO pin or not defined */
    unsigned short usGpioLedBlStop;         /* GPIO pin or not defined */
    unsigned short usExtIntrWireless;       /* ext intr or not defined */
    unsigned short usExtIntrAdslDyingGasp;  /* ext intr or not defined */
    unsigned short usExtIntrHpna;           /* ext intr or not defined */
    unsigned short usCsHpna;                /* chip select not defined */
    unsigned short usAntInUseWireless;	    /* antenna in use or not defined */
    unsigned short usGpioSesBtnWireless;    /* GPIO pin or not defined */
    unsigned short usExtIntrSesBtnWireless; /* ext intr or not defined */        
    unsigned short usGpioLedSesWireless;    /* GPIO pin or not defined */        
#ifdef UNKNOWN_TELECOM    
    unsigned short usGpioUnknownTelecom7;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom8;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom9;   /* Padding for compatibility with precompiled telecom modules */    
    unsigned short usGpioUnknownTelecom10;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom11;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom12;   /* Padding for compatibility with precompiled telecom modules */    
    unsigned short usGpioUnknownTelecom13;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom14;   /* Padding for compatibility with precompiled telecom modules */
    unsigned short usGpioUnknownTelecom15;   /* Padding for compatibility with precompiled telecom modules */        
#endif        
} BOARD_PARAMETERS, *PBOARD_PARAMETERS;

e la relativa istanza:

static BOARD_PARAMETERS g_bcmmagic =
{
     "MAGIC",                               /* szBoardId */
    {{BP_ENET_INTERNAL_PHY,                 /* ucPhyType */
      0x01,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_NOT_DEFINED,                       /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED			    /* usReverseMii */
#ifdef UNKNOWN_TELECOM
     ,BP_NOT_DEFINED			    
#endif      
     },                      
     {BP_ENET_EXTERNAL_PHY, 	            /* ucPhyType */
      0x00,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_GPIO_24_AL,                        /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED                        /* usReverseMii */
#ifdef UNKNOWN_TELECOM
     ,BP_NOT_DEFINED			    
#endif            
     }},                     
    {{BP_VOIP_DSP,                          /* ucDspType */
      0x00,                                 /* ucDspAddress */
      BP_EXT_INTR_2,                        /* usExtIntrVoip */
      BP_GPIO_25_AH,                        /* usGpioVoipReset */
      BP_GPIO_34_AH,                        /* usGpioVoipIntr */
      BP_GPIO_22_AL,                        /* usGpioLedVoip */
      BP_CS_2},                             /* usCsVoip */
     {BP_VOIP_NO_DSP}},                     /* ucDspType */
    BP_MEMORY_16MB_2_CHIP,                  /* usSdramSize */
    BP_PSI_DEFAULT_SIZE,                    /* usPsiSize */
    BP_NOT_DEFINED,                         /* usGpioRj11InnerPair */
    BP_NOT_DEFINED,                         /* usGpioRj11OuterPair */
    BP_NOT_DEFINED,                         /* usGpioPressAndHoldReset */
    BP_NOT_DEFINED,                         /* usGpioPcmciaReset */
    BP_NOT_DEFINED,                         /* usGpioUartRts */
    BP_NOT_DEFINED,                         /* usGpioUartCts */
    BP_GPIO_5_AL,                           /* usGpioLedAdsl */
    BP_NOT_DEFINED,                         /* usGpioLedAdslFail */
#ifdef UNKNOWN_TELECOM
    BP_GPIO_29_AH,                          
#endif          
    BP_GPIO_28_AH,                          /* usGpioLedWireless */
#ifdef UNKNOWN_TELECOM    
    BP_GPIO_30_AL,                          
#endif          
    BP_GPIO_35_AL,                          /* usGpioLedUsb */
    BP_GPIO_4_AL,                           /* usGpioLedHpna */
    BP_NOT_DEFINED,                         /* usGpioLedWanData */
    BP_NOT_DEFINED,                         /* usGpioLedPpp */
    BP_NOT_DEFINED,                         /* usGpioLedPppFail */
#ifdef UNKNOWN_TELECOM
    BP_GPIO_2_AL,  
    BP_GPIO_3_AL,   
    BP_GPIO_23_AL,   
#endif              
    BP_GPIO_0_AL,                           /* usGpioLedBlPowerOn */
    BP_NOT_DEFINED,                         /* usGpioLedBlAlarm */
    BP_NOT_DEFINED,                         /* usGpioLedBlResetCfg */
    BP_GPIO_1_AL,                           /* usGpioLedBlStop */
    BP_NOT_DEFINED,                         /* usExtIntrWireless */
    BP_HW_DEFINED,                          /* usExtIntrAdslDyingGasp */
    BP_NOT_DEFINED,                         /* usExtIntrHpna */
    BP_NOT_DEFINED,                         /* usCsHpna */
    BP_WLAN_ANT_BOTH,                       /* usAntInUseWireless */
    BP_NOT_DEFINED,                         /* usGpioSesBtnWireless */
    BP_NOT_DEFINED,                         /* usExtIntrSesBtnWireless */
    BP_NOT_DEFINED                          /* usGpioLedSesWireless */
#ifdef UNKNOWN_TELECOM
   ,BP_NOT_DEFINED,
    BP_GPIO_6_AL,  
    BP_GPIO_7_AL,   
    BP_GPIO_4_AH,
    BP_GPIO_1_AH,
    BP_GPIO_1_AH,
    BP_GPIO_0_AH,
    0x3000,        
    BP_GPIO_0_AH
#endif              
};

static PBOARD_PARAMETERS g_BoardParms[] =
    {&g_bcmmagic, 0};     

Ovviamente tale definizione è creata su basi totalmente speculative, non avendo provato nel dettaglio quale tra le combinazioni reali di segnali indicate nel paragrafo precedente sia quella valida.
Fortunatamente Telsey ha ora rilasciato i sorgenti (o quanto meno quelli che loro spacciano per i sorgenti di compilazione del Telsey… ma che sono talmente ben strutturati da non compilare neppure !!!9)) e quindi noi possiamo utilizzare la definizione presente in tali sorgenti per svelare l'arcano :)

bcm963xx_3.04L.02V_consumer

Ecco al definizione di BOARD_PARAMETERS presente nei sorgenti GPL rilasciati da Telsey:

typedef struct boardparameters
{
    char szBoardId[BP_BOARD_ID_LEN];        /* board id string */
    ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS];
    VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP];
    unsigned short usSdramSize;             /* SDRAM size and type */
    unsigned short usPsiSize;               /* persistent storage in K bytes */
    unsigned short usGpioRj11InnerPair;     /* GPIO pin or not defined */
    unsigned short usGpioRj11OuterPair;     /* GPIO pin or not defined */
    unsigned short usGpioPressAndHoldReset; /* GPIO pin or not defined */
    unsigned short usGpioPcmciaReset;       /* GPIO pin or not defined */
    unsigned short usGpioUartRts;           /* GPIO pin or not defined */
    unsigned short usGpioUartCts;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdsl;           /* GPIO pin or not defined */
    unsigned short usGpioLedAdslFail;       /* GPIO pin or not defined */
    unsigned short usGpioLedWirelessOn;     /* GPIO pin or not defined */
    unsigned short usGpioLedWirelessOff;    /* GPIO pin or not defined */
    unsigned short usGpioLedWirelessFail;   /* GPIO pin or not defined */
    unsigned short usGpioLedUsb;            /* GPIO pin or not defined */
    unsigned short usGpioLedHpna;           /* GPIO pin or not defined */
    unsigned short usGpioLedWanData;        /* GPIO pin or not defined */
    unsigned short usGpioLedPpp;            /* GPIO pin or not defined */
    unsigned short usGpioLedPppFail;        /* GPIO pin or not defined */
    unsigned short usGpioLedService;        /* GPIO pin or not defined */
    unsigned short usGpioLedServiceFail;    /* GPIO pin or not defined */
    unsigned short usGpioLedVoipFail;       /* GPIO pin or not defined */
    unsigned short usGpioLedBlPowerOn;      /* GPIO pin or not defined */
    unsigned short usGpioLedBlAlarm;        /* GPIO pin or not defined */
    unsigned short usGpioLedBlResetCfg;     /* GPIO pin or not defined */
    unsigned short usGpioLedBlStop;         /* GPIO pin or not defined */
    unsigned short usExtIntrWireless;       /* ext intr or not defined */
    unsigned short usExtIntrAdslDyingGasp;  /* ext intr or not defined */
    unsigned short usExtIntrHpna;           /* ext intr or not defined */
    unsigned short usCsHpna;                /* chip select not not defined */
    unsigned short usAntInUseWireless;	    /* antenna in use or not defined */
    unsigned short usGpioSesBtnWireless;    /* GPIO pin or not defined */
    unsigned short usExtIntrSesBtnWireless; /* ext intr or not defined */        
    unsigned short usGpioLedSesWireless;    /* GPIO pin or not defined */        
    unsigned short usGpioLedPhone1;         /* GPIO pin or not defined */
    unsigned short usGpioLedPhone2;         /* GPIO pin or not defined */
    unsigned short usExtIntrSmc;            /* ext intr or not defined */
    unsigned short usCsSmc;                 /* chip select not not defined */
    unsigned short usExtIntrCnfButton;      /* ext intr or not defined */
    unsigned short usOptTranscvReset;       /* GPIO pin or not defined */
    unsigned short usResetSpiFlash;       /* GPIO pin or not defined */
    unsigned short usSpiSwitchEnable;     /* GPIO pin or not defined */
    unsigned short usSpiSSEE;               /* GPIO pin or not defined */
    unsigned short usSpiSwitchEnable1;    /* GPIO pin or not defined */
    unsigned short usGPIO31;              /* GPIO pin or not defined */
    unsigned short usGpioRestoreBtn;        /* ext intr or not defined */
    unsigned int   hwVersMask;              /* GPIO pin mask for hardware version (must be 32 bits)*/
} BOARD_PARAMETERS, *PBOARD_PARAMETERS;

Anche qui non possiamo dire di essere fortunatissimi… Il kernel che abbiamo decompilato non è l'ultima versione rilasciata da Telecom, e probabilmente era compilato a partire da un SDK broadcom più vecchio di quello che stiamo analizzando ora. Infatti la sizeof(BOARD_PARAMETERS) è 170 byte
Rispetto al sorgente che abbiamo analizzato in precedenza sono state aggiunte le seguenti definizioni:

  unsigned short usGpioLedWirelessOn;     /* GPIO pin or not defined - Era usGpioLedWireless */
  unsigned short usGpioLedWirelessOff;    /* GPIO pin or not defined */
  unsigned short usGpioLedWirelessFail;   /* GPIO pin or not defined */
  unsigned short usGpioLedService;        /* GPIO pin or not defined */
  unsigned short usGpioLedServiceFail;    /* GPIO pin or not defined */
  unsigned short usGpioLedVoipFail;       /* GPIO pin or not defined */
  unsigned short usGpioLedPhone1;         /* GPIO pin or not defined */
  unsigned short usGpioLedPhone2;         /* GPIO pin or not defined */
  unsigned short usExtIntrSmc;            /* ext intr or not defined */
  unsigned short usCsSmc;                 /* chip select not not defined */
  unsigned short usExtIntrCnfButton;      /* ext intr or not defined */
  unsigned short usOptTranscvReset;       /* GPIO pin or not defined */
  unsigned short usResetSpiFlash;         /* GPIO pin or not defined */
  unsigned short usSpiSwitchEnable;       /* GPIO pin or not defined */
  unsigned short usSpiSSEE;               /* GPIO pin or not defined */
  unsigned short usSpiSwitchEnable1;      /* GPIO pin or not defined */
  unsigned short usGPIO31;                /* GPIO pin or not defined */
  unsigned short usGpioRestoreBtn;        /* ext intr or not defined */
  unsigned int   hwVersMask;              /* GPIO pin mask for hardware version (must be 32 bits)*/

Queste invece la nuova struttura di ETHERNET_MAC_INFO:

typedef struct EthernetMacInfo
{
    unsigned char ucPhyType;                    /* BP_ENET_xxx             */
    unsigned char ucPhyAddress;                 /* 0 to 31                 */
    unsigned short usGpioPhySpiSck;             /* GPIO pin or not defined */
    unsigned short usGpioPhySpiSs;              /* GPIO pin or not defined */
    unsigned short usGpioPhySpiMosi;            /* GPIO pin or not defined */
    unsigned short usGpioPhySpiMiso;            /* GPIO pin or not defined */
    unsigned short usGpioPhyReset;              /* GPIO pin or not defined (96348LV) */
    unsigned short numSwitchPorts;              /* Number of PHY ports */
    unsigned short uplinkIndex;                 /* index of uplink port in switch */
    unsigned short usConfigType;                /* Configuration type */
    unsigned short usReverseMii;                /* Reverse MII */
    unsigned short usSwitchType;
} ETHERNET_MAC_INFO, *PETHERNET_MAC_INFO;

a cui sono stati aggiunti i campi:

  unsigned short uplinkIndex;                 /* index of uplink port in switch */

e

  unsigned short usSwitchType;

Non si rilevano variazioni invece per la struttura VOIP_DSP_INFO. Ecco infine la definizione della piattaforma MAGIC come indicata nei sorgenti Telsey:

static BOARD_PARAMETERS g_magic =
{
    "MAGIC",                                /* szBoardId */
    {{BP_ENET_INTERNAL_PHY,                 /* ucPhyType */
      0x01,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_NOT_DEFINED,                       /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_NOT_DEFINED,                       /* uplinkIndex */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED,                       /* usReverseMii */
      BP_NO_SWITCH},                        /* usSwitchType */
    {BP_ENET_EXTERNAL_PHY,                  /* ucPhyType */
      0x00,                                 /* ucPhyAddress */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSck */
      BP_NOT_DEFINED,                       /* usGpioPhySpiSs */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMosi */
      BP_NOT_DEFINED,                       /* usGpioPhySpiMiso */
      BP_GPIO_24_AL,                        /* usGpioPhyReset */
      0x01,                                 /* numSwitchPorts */
      BP_NOT_DEFINED,                       /* uplinkIndex */
      BP_ENET_CONFIG_MDIO,                  /* usConfigType */
      BP_NOT_DEFINED,                       /* usReverseMii */
      BP_NO_SWITCH}},                       /* usSwitchType */
    {{BP_VOIP_DSP,                          /* ucDspType */
      0x00,                                 /* ucDspAddress */
      BP_EXT_INTR_2,                        /* usExtIntrVoip */
      BP_GPIO_25_AH,                        /* usGpioVoipReset */
      BP_GPIO_34_AH,                        /* usGpioVoipIntr */
      BP_GPIO_22_AL,                        /* usGpioLedVoip */
      BP_CS_2},                             /* usCsVoip */
     {BP_VOIP_NO_DSP}},                     /* ucDspType */
    BP_MEMORY_16MB_2_CHIP,                  /* usSdramSize */
    BP_PSI_DEFAULT_SIZE,                    /* usPsiSize */
    BP_NOT_DEFINED,                         /* usGpioRj11InnerPair */
    BP_NOT_DEFINED,                         /* usGpioRj11OuterPair */
    BP_NOT_DEFINED,                         /* usGpioPressAndHoldReset */
    BP_NOT_DEFINED,                         /* usGpioPcmciaReset */
    BP_NOT_DEFINED,                         /* usGpioUartRts */
    BP_NOT_DEFINED,                         /* usGpioUartCts */
    BP_GPIO_5_AL,                           /* usGpioLedAdsl */
    BP_NOT_DEFINED,                         /* usGpioLedAdslFail */
    BP_GPIO_29_AH,                          /* usGpioLedWirelessOn 28 */
    BP_GPIO_28_AH,                          /* usGpioLedWirelessOff 29*/
    BP_GPIO_30_AL,                          /* usGpioLedWirelessFail */
    BP_GPIO_35_AL,                          /* usGpioLedUsb */
    BP_GPIO_4_AL,                           /* usGpioLedHpna */
    BP_NOT_DEFINED,                         /* usGpioLedWanData */
    BP_NOT_DEFINED,                         /* usGpioLedPpp */
    BP_NOT_DEFINED,                         /* usGpioLedPppFail */
    BP_GPIO_2_AL,                           /* usGpioLedService */
    BP_GPIO_3_AL,                           /* usGpioLedServiceFail */
    BP_GPIO_23_AL,                          /* usGpioLedVoipFail */
    BP_GPIO_0_AL,                           /* usGpioLedBlPowerOn */
    BP_NOT_DEFINED,                         /* usGpioLedBlAlarm */
    BP_NOT_DEFINED,                         /* usGpioLedBlResetCfg */
    BP_GPIO_1_AL,                           /* usGpioLedBlStop */
    BP_NOT_DEFINED,                         /* usExtIntrWireless */
    BP_HW_DEFINED,                          /* usExtIntrAdslDyingGasp */
    BP_NOT_DEFINED,                         /* usExtIntrHpna */
    BP_NOT_DEFINED,                         /* usCsHpna */
    BP_WLAN_ANT_BOTH,                       /* usAntInUseWireless */
    BP_NOT_DEFINED,                         /* usGpioSesBtnWireless */
    BP_NOT_DEFINED,                         /* usExtIntrSesBtnWireless */
    BP_NOT_DEFINED,                         /* usGpioLedSesWireless */
    BP_GPIO_6_AL,                           /* usGpioLedPhone1 */
    BP_GPIO_7_AL,                           /* usGpioLedPhone2 */
    BP_NOT_DEFINED,                         /* usExtIntrSmc */
    BP_CS_1,                                /* usCsSmc */
    BP_EXT_INTR_1,                          /* usExtIntrCnfButton */
    BP_NOT_DEFINED,                         /* usOptTranscvReset */
    BP_NOT_DEFINED,                         /* usResetSpiFlash */
    BP_NOT_DEFINED,                         /* usSpiSwitchEnable */
    BP_NOT_DEFINED,                         /* usSpiSSEE */
    BP_NOT_DEFINED,                         /* usSpiSwitchEnable1 */
    BP_NOT_DEFINED,                         /* usGPIO31 */
    BP_NOT_DEFINED,                         /* usGpioRestoreBtn */
    MAGIC_MASK                              /* hwVersMask */
};

Confrontiamola con la definizione ricavata nei paragrafi precedenti, tenendo conto delle variazioni nella struttura che occorrono a causa del disallineamento degli ambienti di SDK broadcom:

descrizione typedef struct boardparameters Janniz Telsey
board id string char szBoardId[BP_BOARD_ID_LEN]; MAGIC MAGIC
Information about an Ethernet MAC. 10) ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS]
BP_ENET_xxx unsigned char ucPhyType; BP_ENET_INTERNAL_PHY BP_ENET_INTERNAL_PHY
0 to 31 unsigned char ucPhyAddress; 0x01 0x01
GPIO pin or not defined unsigned short usGpioPhySpiSck; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiSs; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiMosi; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiMiso; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined (96348LV) unsigned short usGpioPhyReset; BP_NOT_DEFINED BP_NOT_DEFINED
Number of PHY ports unsigned short numSwitchPorts; 0x01 0x01
index of uplink port in switch unsigned short uplinkIndex; BP_NOT_DEFINED
Configuration type unsigned short usConfigType; BP_ENET_CONFIG_MDIO BP_ENET_CONFIG_MDIO
Reverse MII unsigned short usReverseMii; BP_NOT_DEFINED BP_NOT_DEFINED
SwitchType11) unsigned short usSwitchType; 0x0000 BP_NO_SWITCH
Information about an Ethernet MAC. 12) ETHERNET_MAC_INFO EnetMacInfos[BP_MAX_ENET_MACS]
BP_ENET_xxx unsigned char ucPhyType; BP_ENET_EXTERNAL_PHY BP_ENET_EXTERNAL_PHY
0 to 31 unsigned char ucPhyAddress; 0x00 0x00
GPIO pin or not defined unsigned short usGpioPhySpiSck; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiSs; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiMosi; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPhySpiMiso; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined (96348LV) unsigned short usGpioPhyReset; BP_GPIO_24_AL BP_GPIO_24_AL
Number of PHY ports unsigned short numSwitchPorts; 0x01 0x01
index of uplink port in switch unsigned short uplinkIndex; BP_NOT_DEFINED
Configuration type unsigned short usConfigType; BP_ENET_CONFIG_MDIO BP_ENET_CONFIG_MDIO
Reverse MII unsigned short usReverseMii; BP_NOT_DEFINED BP_NOT_DEFINED
SwitchType13) unsigned short usSwitchType; 0x0000 BP_NO_SWITCH
Information about VoIP DSPs. 14) VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP]
unsigned char ucDspType; BP_VOIP_DSP BP_VOIP_DSP
unsigned char ucDspAddress; 0x00 0x00
unsigned short usExtIntrVoip; BP_EXT_INTR_2 BP_EXT_INTR_2
unsigned short usGpioVoipReset; BP_GPIO_25_AH BP_GPIO_25_AH
unsigned short usGpioVoipIntr; BP_GPIO_34_AH BP_GPIO_34_AH
unsigned short usGpioLedVoip; BP_GPIO_22_AL BP_GPIO_22_AL
unsigned short usCsVoip; BP_CS_2 BP_CS_2
Information about VoIP DSPs. 15) VOIP_DSP_INFO VoIPDspInfo[BP_MAX_VOIP_DSP]
unsigned char ucDspType; BP_VOIP_NO_DSP BP_VOIP_NO_DSP
unsigned char ucDspAddress; 0x00 0x00
unsigned short usExtIntrVoip; 0x00 0x00
unsigned short usGpioVoipReset; 0x00 0x00
unsigned short usGpioVoipIntr; 0x00 0x00
unsigned short usGpioLedVoip; 0x00 0x00
unsigned short usCsVoip; 0x00 0x00
SDRAM size and type unsigned short usSdramSize; BP_MEMORY_16MB_2_CHIP BP_MEMORY_16MB_2_CHIP
persistent storage in K bytes unsigned short usPsiSize; BP_PSI_DEFAULT_SIZE BP_PSI_DEFAULT_SIZE
GPIO pin or not defined unsigned short usGpioRj11InnerPair; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioRj11OuterPair; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPressAndHoldReset; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioPcmciaReset; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioUartRts; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioUartCts; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedAdsl; BP_GPIO_5_AL BP_GPIO_5_AL
GPIO pin or not defined unsigned short usGpioLedAdslFail; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedWirelessOn;16) BP_GPIO_29_AH BP_GPIO_29_AH
GPIO pin or not defined17) unsigned short usGpioLedWirelessOff; BP_GPIO_28_AH BP_GPIO_28_AH
GPIO pin or not defined18) unsigned short usGpioLedWirelessFail; BP_GPIO_30_AL BP_GPIO_30_AL
GPIO pin or not defined unsigned short usGpioLedUsb; BP_GPIO_35_AL BP_GPIO_35_AL
GPIO pin or not defined unsigned short usGpioLedHpna; BP_GPIO_4_AL BP_GPIO_4_AL
GPIO pin or not defined unsigned short usGpioLedWanData; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedPpp; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedPppFail; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined19) unsigned short usGpioLedService; BP_GPIO_2_AL BP_GPIO_2_AL
GPIO pin or not defined20) unsigned short usGpioLedServiceFail; BP_GPIO_3_AL BP_GPIO_3_AL
GPIO pin or not defined21) unsigned short usGpioLedVoipFail; BP_GPIO_23_AL BP_GPIO_23_AL
GPIO pin or not defined unsigned short usGpioLedBlPowerOn; BP_GPIO_0_AL BP_GPIO_0_AL
GPIO pin or not defined unsigned short usGpioLedBlAlarm; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedBlResetCfg; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedBlStop; BP_GPIO_1_AL BP_GPIO_1_AL
ext intr or not defined unsigned short usExtIntrWireless; BP_NOT_DEFINED BP_NOT_DEFINED
ext intr or not defined unsigned short usExtIntrAdslDyingGasp; BP_HW_DEFINED BP_HW_DEFINED
ext intr or not defined unsigned short usExtIntrHpna; BP_NOT_DEFINED BP_NOT_DEFINED
chip select not defined unsigned short usCsHpna; BP_NOT_DEFINED BP_NOT_DEFINED
antenna in use or not defined unsigned short usAntInUseWireless; BP_WLAN_ANT_BOTH BP_WLAN_ANT_BOTH
GPIO pin or not defined unsigned short usGpioSesBtnWireless; BP_NOT_DEFINED BP_NOT_DEFINED
ext intr or not defined unsigned short usExtIntrSesBtnWireless; BP_NOT_DEFINED BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioLedSesWireless; BP_NOT_DEFINED BP_NOT_DEFINED
UNKNOWN TELECOM BP_NOT_DEFINED
GPIO pin or not defined22) unsigned short usGpioLedPhone1; BP_GPIO_6_AL BP_GPIO_6_AL
GPIO pin or not defined23) unsigned short usGpioLedPhone2; BP_GPIO_7_AL BP_GPIO_7_AL
GPIO pin or not defined24) unsigned short usExtIntrSmc; 0x0004 BP_NOT_DEFINED
GPIO pin or not defined25) unsigned short usCsSmc; 0x0001 BP_CS_1
GPIO pin or not defined26) unsigned short usExtIntrCnfButton; 0x0001 BP_EXT_INTR_1
UNKNOWN TELECOM 0x0000
GPIO pin or not defined unsigned short usOptTranscvReset; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usResetSpiFlash; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usSpiSwitchEnable; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usSpiSSEE; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usSpiSwitchEnable1; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGPIO31; BP_NOT_DEFINED
GPIO pin or not defined unsigned short usGpioRestoreBtn; BP_NOT_DEFINED
GPIO pin mask for hardware version (must be 32 bits)27) unsigned int hwVersMask; 0x30000000 MAGIC_MASK

Quest'ultimo confronto ci fornisce alcune informazioni che vale la pena annotare:

1) , 2) , 5) , 10) , 12) If ucPhyType is BP_ENET_NO_PHY then the other fields are not valid.
3) , 4) , 6) , 14) , 15) If ucDspType is BP_VOIP_NO_DSP then the other fields are not valid.
7) Internal PHY, External PHY, Switch+(no GPIO, no SPI, no MDIO Pseudo phy
8) Bcm96348GW board + Bcm5325M/E
9) Mancando in boarparms.h la define per BP_NO_SWITCH
11) , 13) , 17) , 18) , 19) , 20) , 21) , 22) , 23) , 24) , 25) , 26) , 27) Era: UNKNOWN TELECOM
16) Era: usGpioLedWireless