/*
* get_board_mac_addr
*
* Read the MAC address in a board specific way
*
*/
error_t get_board_mac_addr(unsigned char mac_addr[6])
{
error_t error = 0;
alt_u32 signature;
/* Get the flash sector with the MAC address. */
error = FindLastFlashSectorOffset(&last_flash_sector_offset);
if (!error)
last_flash_sector = CFI_FLASH_BASE + last_flash_sector_offset;
else
printf ("Could not locate flash sector with MAC address.\n");
/* This last_flash_sector region of flash is examined to see if
* valid network settings are present, indicated by a signature of 0x00005afe at
* the first address of the last flash sector. This hex value is chosen as the
* signature since it looks like the english word "SAFE", meaning that it is
* safe to use these network address values.
*/
///*
if (!error)
{
signature = IORD_32DIRECT(last_flash_sector, 0);
if (signature != 0x00005afe)
{
error = generate_and_store_mac_addr();
}
}
//*/
// mac_addr[0] = 0x00;
// mac_addr[1] = 0x07;
// mac_addr[2] = 0xed;
// mac_addr[3] = 0x12;
// mac_addr[4] = 0x8f;
// mac_addr[5] = 0xff;
if (!error)
{
mac_addr[0] = IORD_8DIRECT(last_flash_sector, 4);
mac_addr[1] = IORD_8DIRECT(last_flash_sector, 5);
mac_addr[2] = IORD_8DIRECT(last_flash_sector, 6);
mac_addr[3] = IORD_8DIRECT(last_flash_sector, 7);
mac_addr[4] = IORD_8DIRECT(last_flash_sector, 8);
mac_addr[5] = IORD_8DIRECT(last_flash_sector, 9);
printf("Your Ethernet MAC address is %02x:%02x:%02x:%02x:%02x:%02x\n",
mac_addr[0],
mac_addr[1],
mac_addr[2],
mac_addr[3],
mac_addr[4],
mac_addr[5]);
}
return error;
}
/*
* get_board_mac_addr
*
* Read the MAC address in a board specific way
*
*/
error_t get_board_mac_addr(unsigned char mac_addr[6])
{
error_t error = 0;
alt_u32 signature;
#if 0
/* Get the flash sector with the MAC address. */
error = FindLastFlashSectorOffset(&last_flash_sector_offset);
if (!error)
last_flash_sector = EXT_FLASH_BASE + last_flash_sector_offset;
/* This last_flash_sector region of flash is examined to see if
* valid network settings are present, indicated by a signature of 0x00005afe at
* the first address of the last flash sector. This hex value is chosen as the
* signature since it looks like the english word "SAFE", meaning that it is
* safe to use these network address values.
*/
if (!error)
{
signature = IORD_32DIRECT(last_flash_sector, 0);
if (signature != 0x00005afe)
{
error = generate_and_store_mac_addr();
}
}
#endif
if (!error)
{
/* Hard code MAC address here $$ */
mac_addr[0] = 0x00;
mac_addr[1] = 0x15;
mac_addr[2] = 0x17;
mac_addr[3] = 0x26;
mac_addr[4] = 0x63;
mac_addr[5] = 0xf9;
printf("Your Ethernet MAC address is %02x:%02x:%02x:%02x:%02x:%02x\n",
mac_addr[0],
mac_addr[1],
mac_addr[2],
mac_addr[3],
mac_addr[4],
mac_addr[5]);
}
return error;
}
/*
* get_board_mac_addr
*
* Read the MAC address in a board specific way
*
*/
error_t get_board_mac_addr(unsigned char mac_addr[6])
{
error_t error = 0;
alt_u32 signature;
alt_u32 mac_addr_ptr = EXT_FLASH_BASE + ETHERNET_OPTION_BITS;
/* This last_flash_sector region of flash is examined to see if
* valid network settings are present, indicated by a signature of 0x00005afe at
* the first address of the last flash sector. This hex value is chosen as the
* signature since it looks like the english word "SAFE", meaning that it is
* safe to use these network address values.
*/
/* Get the flash sector with the MAC address. */
signature = IORD_32DIRECT(mac_addr_ptr, 0);
if (signature != 0x00005afe)
{
error = generate_and_store_mac_addr();
}
if (!error)
{
mac_addr[0] = IORD_8DIRECT(mac_addr_ptr, 4);
mac_addr[1] = IORD_8DIRECT(mac_addr_ptr, 5);
mac_addr[2] = IORD_8DIRECT(mac_addr_ptr, 6);
mac_addr[3] = IORD_8DIRECT(mac_addr_ptr, 7);
mac_addr[4] = IORD_8DIRECT(mac_addr_ptr, 8);
mac_addr[5] = IORD_8DIRECT(mac_addr_ptr, 9);
printf("Your Ethernet MAC address is %02x:%02x:%02x:%02x:%02x:%02x\n",
mac_addr[0],
mac_addr[1],
mac_addr[2],
mac_addr[3],
mac_addr[4],
mac_addr[5]);
}
return error;
}
