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@@ -29,16 +29,16 @@
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#ifdef CFG_ID_EEPROM
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typedef struct {
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- unsigned char id[4]; /* 0x0000 - 0x0003 */
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- unsigned char sn[12]; /* 0x0004 - 0x000F */
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- unsigned char errata[5];/* 0x0010 - 0x0014 */
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- unsigned char date[7]; /* 0x0015 - 0x001a */
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- unsigned char res_1[37];/* 0x001b - 0x003f */
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- unsigned char tab_size; /* 0x0040 */
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- unsigned char tab_flag; /* 0x0041 */
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- unsigned char mac[8][6];/* 0x0042 - 0x0071 */
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- unsigned char res_2[126];/* 0x0072 - 0x00ef */
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- unsigned int crc; /* 0x00f0 - 0x00f3 crc32 checksum */
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+ unsigned char id[4]; /* 0x0000 - 0x0003 */
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+ unsigned char sn[12]; /* 0x0004 - 0x000F */
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+ unsigned char errata[5]; /* 0x0010 - 0x0014 */
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+ unsigned char date[7]; /* 0x0015 - 0x001a */
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+ unsigned char res_1[37]; /* 0x001b - 0x003f */
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+ unsigned char tab_size; /* 0x0040 */
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+ unsigned char tab_flag; /* 0x0041 */
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+ unsigned char mac[8][6]; /* 0x0042 - 0x0071 */
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+ unsigned char res_2[126]; /* 0x0072 - 0x00ef */
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+ unsigned int crc; /* 0x00f0 - 0x00f3 crc32 checksum */
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} EEPROM_data;
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static EEPROM_data mac_data;
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@@ -48,30 +48,34 @@ int mac_show(void)
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int i;
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unsigned char ethaddr[8][18];
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- printf("ID %c%c%c%c\n", mac_data.id[0],\
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- mac_data.id[1],\
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- mac_data.id[2],\
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- mac_data.id[3]);
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- printf("Errata %c%c%c%c%c\n", mac_data.errata[0],\
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- mac_data.errata[1],\
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- mac_data.errata[2],\
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- mac_data.errata[3],\
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- mac_data.errata[4]);
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- printf("Date %c%c%c%c%c%c%c\n", mac_data.date[0],\
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- mac_data.date[1],\
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- mac_data.date[2],\
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- mac_data.date[3],\
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- mac_data.date[4],\
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- mac_data.date[5],\
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- mac_data.date[6]);
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+ printf("ID %c%c%c%c\n",
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+ mac_data.id[0],
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+ mac_data.id[1],
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+ mac_data.id[2],
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+ mac_data.id[3]);
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+ printf("Errata %c%c%c%c%c\n",
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+ mac_data.errata[0],
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+ mac_data.errata[1],
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+ mac_data.errata[2],
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+ mac_data.errata[3],
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+ mac_data.errata[4]);
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+ printf("Date %c%c%c%c%c%c%c\n",
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+ mac_data.date[0],
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+ mac_data.date[1],
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+ mac_data.date[2],
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+ mac_data.date[3],
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+ mac_data.date[4],
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+ mac_data.date[5],
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+ mac_data.date[6]);
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for (i = 0; i < 8; i++) {
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- sprintf(ethaddr[i],"%02x:%02x:%02x:%02x:%02x:%02x",\
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- mac_data.mac[i][0],\
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- mac_data.mac[i][1],\
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- mac_data.mac[i][2],\
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- mac_data.mac[i][3],\
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- mac_data.mac[i][4],\
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- mac_data.mac[i][5]);
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+ sprintf(ethaddr[i],
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+ "%02x:%02x:%02x:%02x:%02x:%02x",
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+ mac_data.mac[i][0],
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+ mac_data.mac[i][1],
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+ mac_data.mac[i][2],
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+ mac_data.mac[i][3],
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+ mac_data.mac[i][4],
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+ mac_data.mac[i][5]);
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printf("MAC %d %s\n", i, ethaddr[i]);
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}
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@@ -85,7 +89,7 @@ int mac_show(void)
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int mac_read(void)
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{
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- int ret,length;
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+ int ret, length;
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unsigned int crc = 0;
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unsigned char dev = ID_EEPROM_ADDR, *data;
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@@ -98,12 +102,12 @@ int mac_read(void)
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data = (unsigned char *)(&mac_data);
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printf("Check CRC on reading ...");
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- crc = crc32(crc, data, length-4);
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+ crc = crc32(crc, data, length - 4);
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if (crc != mac_data.crc) {
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- printf("CRC checksum is invalid, in EEPROM CRC is %x, calculated CRC is %x\n",mac_data.crc,crc);
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+ printf("CRC checksum is invalid, in EEPROM CRC is %x, calculated CRC is %x\n",
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+ mac_data.crc, crc);
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return -1;
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- }
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- else {
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+ } else {
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printf("CRC OK\n");
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mac_show();
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}
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@@ -114,94 +118,97 @@ int mac_prog(void)
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{
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int ret, i, length;
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unsigned int crc = 0;
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- unsigned char dev = ID_EEPROM_ADDR,*ptr;
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- unsigned char * eeprom_data = (unsigned char *)(&mac_data);
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+ unsigned char dev = ID_EEPROM_ADDR, *ptr;
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+ unsigned char *eeprom_data = (unsigned char *)(&mac_data);
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for (i = 0; i < sizeof(mac_data.res_1); i++)
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mac_data.res_1[i] = 0;
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- for (i = 0;i < sizeof(mac_data.res_2); i++)
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+ for (i = 0; i < sizeof(mac_data.res_2); i++)
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mac_data.res_2[i] = 0;
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length = sizeof(EEPROM_data);
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- crc = crc32 (crc, eeprom_data, length-4);
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+ crc = crc32(crc, eeprom_data, length - 4);
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mac_data.crc = crc;
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for (i = 0, ptr = eeprom_data; i < length; i += 8, ptr += 8) {
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- ret = i2c_write(dev, i, 1, ptr, (length-i) <8 ? (length-i) : 8);
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- udelay(5000); /* 5ms write cycle timing */
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+ ret =
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+ i2c_write(dev, i, 1, ptr,
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+ (length - i) < 8 ? (length - i) : 8);
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+ udelay(5000); /* 5ms write cycle timing */
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if (ret)
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break;
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}
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if (ret) {
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printf("Programming failed.\n");
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return -1;
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- }
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- else {
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- printf("Programming %d bytes. Reading back ...\n",length);
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+ } else {
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+ printf("Programming %d bytes. Reading back ...\n", length);
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mac_read();
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}
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return 0;
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}
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-int do_mac (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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+int do_mac(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
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{
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int i;
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char cmd = 's';
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unsigned long long mac_val;
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- if(i2c_probe(ID_EEPROM_ADDR) != 0)
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+ if (i2c_probe(ID_EEPROM_ADDR) != 0)
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return -1;
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- if(argc>1) {
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+ if (argc > 1) {
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cmd = argv[1][0];
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switch (cmd) {
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- case 'r': /* display */
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- mac_read();
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- break;
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- case 's': /* save */
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- mac_prog();
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- break;
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- case 'i': /* id */
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- for (i=0; i<4; i++) {
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- mac_data.id[i] = argv[2][i];
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- }
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- break;
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- case 'n': /* serial number */
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- for (i=0; i<12; i++) {
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- mac_data.sn[i] = argv[2][i];
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- }
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- break;
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- case 'e': /* errata */
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- for (i=0; i<5; i++) {
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- mac_data.errata[i] = argv[2][i];
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- }
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- break;
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- case 'd': /* date */
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- for (i=0; i<7; i++) {
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- mac_data.date[i] = argv[2][i];
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- }
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- break;
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- case 'p': /* number of ports */
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- mac_data.tab_size = (unsigned char)simple_strtoul(argv[2],NULL,16);
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- break;
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- case '0': /* mac 0 */
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- case '1': /* mac 1 */
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- case '2': /* mac 2 */
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- case '3': /* mac 3 */
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- case '4': /* mac 4 */
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- case '5': /* mac 5 */
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- case '6': /* mac 6 */
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- case '7': /* mac 7 */
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- mac_val = simple_strtoull(argv[2],NULL,16);
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- for (i=0; i<6; i++) {
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- mac_data.mac[cmd-'0'][i] = *((unsigned char *)(((unsigned int)(&mac_val))+i+2));
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- }
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- break;
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- case 'h': /* help */
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- default:
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- printf ("Usage:\n%s\n", cmdtp->usage);
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- break;
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+ case 'r': /* display */
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+ mac_read();
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+ break;
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+ case 's': /* save */
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+ mac_prog();
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+ break;
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+ case 'i': /* id */
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+ for (i = 0; i < 4; i++) {
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+ mac_data.id[i] = argv[2][i];
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+ }
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+ break;
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+ case 'n': /* serial number */
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+ for (i = 0; i < 12; i++) {
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+ mac_data.sn[i] = argv[2][i];
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+ }
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+ break;
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+ case 'e': /* errata */
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+ for (i = 0; i < 5; i++) {
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+ mac_data.errata[i] = argv[2][i];
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+ }
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+ break;
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+ case 'd': /* date */
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+ for (i = 0; i < 7; i++) {
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+ mac_data.date[i] = argv[2][i];
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+ }
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+ break;
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+ case 'p': /* number of ports */
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+ mac_data.tab_size =
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+ (unsigned char)simple_strtoul(argv[2], NULL, 16);
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+ break;
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+ case '0': /* mac 0 */
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+ case '1': /* mac 1 */
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+ case '2': /* mac 2 */
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+ case '3': /* mac 3 */
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+ case '4': /* mac 4 */
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+ case '5': /* mac 5 */
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+ case '6': /* mac 6 */
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+ case '7': /* mac 7 */
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+ mac_val = simple_strtoull(argv[2], NULL, 16);
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+ for (i = 0; i < 6; i++) {
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+ mac_data.mac[cmd - '0'][i] =
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+ *((unsigned char *)
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+ (((unsigned int)(&mac_val)) + i + 2));
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+ }
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+ break;
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+ case 'h': /* help */
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+ default:
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+ printf("Usage:\n%s\n", cmdtp->usage);
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+ break;
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}
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- }
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- else {
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+ } else {
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mac_show();
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}
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return 0;
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@@ -209,36 +216,41 @@ int do_mac (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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int mac_read_from_eeprom(void)
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{
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- int length,i;
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- unsigned char dev = ID_EEPROM_ADDR, *data, ethaddr[4][18], enetvar[32];
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+ int length, i;
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+ unsigned char dev = ID_EEPROM_ADDR;
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+ unsigned char *data;
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+ unsigned char ethaddr[4][18];
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+ unsigned char enetvar[32];
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unsigned int crc = 0;
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length = sizeof(EEPROM_data);
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- if(i2c_read (dev, 0, 1, (unsigned char *)(&mac_data), length)) {
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+ if (i2c_read(dev, 0, 1, (unsigned char *)(&mac_data), length)) {
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printf("Read failed.\n");
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return -1;
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}
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data = (unsigned char *)(&mac_data);
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- crc = crc32(crc, data, length-4);
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+ crc = crc32(crc, data, length - 4);
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if (crc != mac_data.crc) {
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return -1;
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- }
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- else {
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- for(i=0; i<4; i++) {
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- if(memcmp(&mac_data.mac[i], "\0\0\0\0\0\0", 6)) {
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- sprintf(ethaddr[i], "%02x:%02x:%02x:%02x:%02x:%02x", \
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- mac_data.mac[i][0], \
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- mac_data.mac[i][1], \
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- mac_data.mac[i][2], \
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- mac_data.mac[i][3], \
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- mac_data.mac[i][4], \
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+ } else {
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+ for (i = 0; i < 4; i++) {
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+ if (memcmp(&mac_data.mac[i], "\0\0\0\0\0\0", 6)) {
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+ sprintf(ethaddr[i],
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+ "%02x:%02x:%02x:%02x:%02x:%02x",
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+ mac_data.mac[i][0],
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+ mac_data.mac[i][1],
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+ mac_data.mac[i][2],
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+ mac_data.mac[i][3],
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+ mac_data.mac[i][4],
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mac_data.mac[i][5]);
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- sprintf(enetvar, i ? "eth%daddr" : "ethaddr", i);
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+ sprintf(enetvar,
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+ i ? "eth%daddr" : "ethaddr",
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+ i);
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setenv(enetvar, ethaddr[i]);
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}
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}
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}
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return 0;
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}
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-#endif /* CFG_ID_EEPROM */
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+#endif /* CFG_ID_EEPROM */
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