SOCKET_LFB_SIZE
soc_pa += socket_id * SOCKET_LFB_SIZE;
soc_pa -= socket_id * SOCKET_LFB_SIZE;
soc_pa += (node_inst >> 1) * (SOCKET_LFB_SIZE >> 1);
soc_pa += node_inst * (SOCKET_LFB_SIZE >> 2);
soc_pa += node_inst * (SOCKET_LFB_SIZE >> 2) +
(channel_index >> 4) * (SOCKET_LFB_SIZE >> 3);