E2P_CMD_EPC_CMD_READ_
val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_READ_;
u32 op = E2P_CMD_EPC_CMD_READ_ | address;
u32 op = E2P_CMD_EPC_CMD_READ_ | address;
val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_READ_;