proc ad_data_offload_create {instance_name datapath_type mem_type mem_size source_dwidth destination_dwidth {axi_data_width 256} {axi_addr_width 32} {shared_devclk 0}} { global ad_hdl_dir global sys_cpu_resetn create_bd_cell -type hier $instance_name current_bd_instance /$instance_name ########################################################################### ## Sub-system's ports and interface definitions ########################################################################### create_bd_pin -dir I -type clk s_axi_aclk create_bd_pin -dir I -type rst s_axi_aresetn create_bd_pin -dir I -type clk s_axis_aclk create_bd_pin -dir I -type rst s_axis_aresetn create_bd_pin -dir I -type clk m_axis_aclk create_bd_pin -dir I -type rst m_axis_aresetn create_bd_intf_pin -mode Slave -vlnv xilinx.com:interface:aximm_rtl:1.0 s_axi create_bd_intf_pin -mode Slave -vlnv xilinx.com:interface:axis_rtl:1.0 s_axis create_bd_intf_pin -mode Master -vlnv xilinx.com:interface:axis_rtl:1.0 m_axis create_bd_pin -dir I init_req create_bd_pin -dir I sync_ext set source_addresses [expr ($mem_size * 8) / $source_dwidth] set source_awidth [log2 $source_addresses] set destination_max_address [expr ($mem_size * 8) / $destination_dwidth] set destination_awidth [log2 $destination_max_address] ########################################################################### # Data offload controller instance ########################################################################### ad_ip_instance data_offload i_data_offload [list \ MEM_TYPE [expr $mem_type == 0 ? 0 : 1] \ MEM_SIZE_LOG2 [log2 $mem_size] \ TX_OR_RXN_PATH $datapath_type \ SRC_DATA_WIDTH $source_dwidth \ DST_DATA_WIDTH $destination_dwidth \ DST_CYCLIC_EN $datapath_type \ SYNC_EXT_ADD_INTERNAL_CDC [expr {!$shared_devclk}] \ ] if {$mem_type == 0} { ########################################################################### # Internal storage instance (BRAMs) ########################################################################### ad_ip_instance util_do_ram storage_unit [list \ SRC_DATA_WIDTH $source_dwidth \ DST_DATA_WIDTH $destination_dwidth \ LENGTH_WIDTH [log2 $mem_size] \ ] } elseif {$mem_type == 1 || $mem_type == 2} { ########################################################################### # Bridge instance for the external DDR (1) / HBM(2) memory contreller # NOTE: The DDR/HBM instantiation should be in project's system_bd.tcl file ########################################################################### source $ad_hdl_dir/library/util_hbm/scripts/adi_util_hbm.tcl ad_create_util_hbm storage_unit \ $datapath_type \ $source_dwidth \ $destination_dwidth \ $mem_size \ $axi_data_width \ $mem_type if {$mem_type == 1} { ad_ip_parameter storage_unit CONFIG.AXI_PROTOCOL 0 } else { ad_ip_parameter storage_unit CONFIG.AXI_PROTOCOL 1 } } ########################################################################### # Connect Storage to Data Offload ########################################################################### ad_connect storage_unit/wr_ctrl i_data_offload/wr_ctrl ad_connect storage_unit/rd_ctrl i_data_offload/rd_ctrl ad_connect storage_unit/s_axis i_data_offload/m_storage_axis ad_connect storage_unit/m_axis i_data_offload/s_storage_axis ad_connect storage_unit/s_axis_aclk s_axis_aclk ad_connect storage_unit/s_axis_aresetn s_axis_aresetn ad_connect storage_unit/m_axis_aclk m_axis_aclk ad_connect storage_unit/m_axis_aresetn m_axis_aresetn ########################################################################### # Internal connections ########################################################################### ad_connect s_axi_aclk i_data_offload/s_axi_aclk ad_connect s_axi_aresetn i_data_offload/s_axi_aresetn ad_connect s_axis_aclk i_data_offload/s_axis_aclk ad_connect s_axis_aresetn i_data_offload/s_axis_aresetn ad_connect m_axis_aclk i_data_offload/m_axis_aclk ad_connect m_axis_aresetn i_data_offload/m_axis_aresetn ad_connect s_axi i_data_offload/s_axi ad_connect s_axis i_data_offload/s_axis ad_connect m_axis i_data_offload/m_axis ad_connect init_req i_data_offload/init_req ad_connect sync_ext i_data_offload/sync_ext current_bd_instance / } proc log2 {x} { return [tcl::mathfunc::int [tcl::mathfunc::ceil [expr [tcl::mathfunc::log $x] / [tcl::mathfunc::log 2]]]] }