i.mx6 MAC Address Hacking

/************************************************************************** * i.mx6 MAC Address ha cking * Description: * This document describes how the i.mx6 driver obtains the MAC address. * 2016-6-24 Shenzhen Nanshan Ping Shan village Zengjianfeng ************************************************************** ************//** Initialize __MACH_DESC_MX6Q_SABRESD data structure.*/Machine_start (MX6Q_SABRESD,"Freescale i. mx 6quad/duallite/solo sabre-sd Board")    /*Maintainer:freescale Semiconductor, Inc.*/. Boot_params= Mx6_phys_offset +0x100,. Fixup=Fixup_mxc_board,. Map_io=mx6_map_io,. Init_irq=Mx6_init_irq,. Init_machine= Mx6_sabresd_board_init,--------------+. Timer= &mx6_sabresd_timer, |. Reserve= Mx6q_sabresd_reserve, |Machine_end|                                                                 | |Static void__init Mx6_sabresd_board_init (void) <-------------+{... imx6_init_fec (fec_data); --------------------+    ......                                                             |}                                                                      | |void__init IMX6_INIT_FEC (structFec_platform_data Fec_data) <----+{fec_get_mac_addr (FEC_DATA.MAC); ----------+if(!is_valid_ether_addr (FEC_DATA.MAC)) |random_ether_addr (FEC_DATA.MAC); | |if(CPU_IS_MX6SL ()) |IMX6SL_ADD_FEC (&fec_data); |Else|IMX6Q_ADD_FEC (&fec_data); |}                                                                  | |Static intFEC_GET_MAC_ADDR (unsignedChar*MAC) <----------+{unsignedintvalue; Value= Readl (mx6_io_address (OCOTP_BASE_ADDR) + HW_OCOTP_MACN (0)); mac[5] = value &0xFF; mac[4] = (Value >>8) &0xFF; mac[3] = (Value >> -) &0xFF; mac[2] = (Value >> -) &0xFF; Value= Readl (mx6_io_address (OCOTP_BASE_ADDR) + HW_OCOTP_MACN (1)); mac[1] = value &0xFF; mac[0] = (Value >>8) &0xFF; return 0;}

i.mx6 MAC Address Hacking