C++ (Cpp) pmc_eeprom_read_buffer示例

示例#1

void        __init
hdw_sn_get (hdw_info_t * hi, int brdno)
{
    /* obtain hardware EEPROM information */
    long        addr;

    addr = (long) hi->addr_mapped[1] + EEPROM_OFFSET;

    /* read EEPROM with largest known format size... */
    pmc_eeprom_read_buffer (addr, 0, (char *) hi->mfg_info.data, sizeof (FLD_TYPE2));

#if 0
    {
        unsigned char *ucp = (unsigned char *) &hi->mfg_info.data;

        pr_info("eeprom[00]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 0), *(ucp + 1), *(ucp + 2), *(ucp + 3), *(ucp + 4), *(ucp + 5), *(ucp + 6), *(ucp + 7));
        pr_info("eeprom[08]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 8), *(ucp + 9), *(ucp + 10), *(ucp + 11), *(ucp + 12), *(ucp + 13), *(ucp + 14), *(ucp + 15));
        pr_info("eeprom[16]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 16), *(ucp + 17), *(ucp + 18), *(ucp + 19), *(ucp + 20), *(ucp + 21), *(ucp + 22), *(ucp + 23));
        pr_info("eeprom[24]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 24), *(ucp + 25), *(ucp + 26), *(ucp + 27), *(ucp + 28), *(ucp + 29), *(ucp + 30), *(ucp + 31));
        pr_info("eeprom[32]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 32), *(ucp + 33), *(ucp + 34), *(ucp + 35), *(ucp + 36), *(ucp + 37), *(ucp + 38), *(ucp + 39));
        pr_info("eeprom[40]:  %02x %02x %02x %02x  %02x %02x %02x %02x\n",
                *(ucp + 40), *(ucp + 41), *(ucp + 42), *(ucp + 43), *(ucp + 44), *(ucp + 45), *(ucp + 46), *(ucp + 47));
    }
#endif
#if 0
    pr_info("sn: %x %x %x %x %x %x\n",
            hi->mfg_info.Serial[0],
            hi->mfg_info.Serial[1],
            hi->mfg_info.Serial[2],
            hi->mfg_info.Serial[3],
            hi->mfg_info.Serial[4],
            hi->mfg_info.Serial[5]);
#endif

    if ((hi->promfmt = pmc_verify_cksum (&hi->mfg_info.data)) == PROM_FORMAT_Unk)
    {
        /* bad crc, data is suspect */
        if (log_level >= LOG_WARN)
            pr_info("%s: EEPROM cksum error\n", hi->devname);
        hi->mfg_info_sts = EEPROM_CRCERR;
    } else
        hi->mfg_info_sts = EEPROM_OK;
}

示例#2

文件： hwprobe.c 项目： 3sOx/asuswrt-merlin

void        __init
hdw_sn_get (hdw_info_t * hi, int brdno)
{
    /* obtain hardware EEPROM information */
    long        addr;

    addr = (long) hi->addr_mapped[1] + EEPROM_OFFSET;

    /* read EEPROM with largest known format size... */
    pmc_eeprom_read_buffer (addr, 0, (char *) hi->mfg_info.data, sizeof (FLD_TYPE2));


    if ((hi->promfmt = pmc_verify_cksum (&hi->mfg_info.data)) == PROM_FORMAT_Unk)
    {
        /* bad crc, data is suspect */
        if (log_level >= LOG_WARN)
            pr_info("%s: EEPROM cksum error\n", hi->devname);
        hi->mfg_info_sts = EEPROM_CRCERR;
    } else
        hi->mfg_info_sts = EEPROM_OK;
}