pluto_hdl_adi/projects/common/xilinx/sys_dmafifo.tcl

52 lines
2.5 KiB
Tcl
Raw Normal View History

2014-10-01 18:50:48 +00:00
# sys bram (use only when dma is not capable of keeping up).
# generic fifo interface - existence is oblivious to software.
2014-11-12 20:24:31 +00:00
proc p_sys_dmafifo {p_name m_name adc_data_width} {
2014-10-01 18:50:48 +00:00
global ad_hdl_dir
set p_instance [get_bd_cells $p_name]
set c_instance [current_bd_instance .]
current_bd_instance $p_instance
set m_instance [create_bd_cell -type hier $m_name]
current_bd_instance $m_instance
create_bd_pin -dir I adc_rst
create_bd_pin -dir I -type clk adc_clk
create_bd_pin -dir I adc_wr
2014-11-12 20:24:31 +00:00
create_bd_pin -dir I -from [expr ($adc_data_width-1)] -to 0 adc_wdata
2014-10-01 18:50:48 +00:00
create_bd_pin -dir O adc_wovf
create_bd_pin -dir I -type clk dma_clk
2014-11-12 20:24:31 +00:00
create_bd_pin -dir O dma_wr
2014-10-01 18:50:48 +00:00
create_bd_pin -dir O -from 63 -to 0 dma_wdata
2014-11-12 20:24:31 +00:00
create_bd_pin -dir I dma_wready
create_bd_pin -dir I dma_xfer_req
create_bd_pin -dir O -from 3 -to 0 dma_xfer_status
2014-10-01 18:50:48 +00:00
2014-10-30 15:10:36 +00:00
set axi_fifo2f [create_bd_cell -type ip -vlnv analog.com:user:axi_fifo2f:1.0 axi_fifo2f]
2014-11-12 20:24:31 +00:00
set_property -dict [list CONFIG.ADC_DATA_WIDTH $adc_data_width] $axi_fifo2f
2014-10-30 15:10:36 +00:00
set_property -dict [list CONFIG.DMA_DATA_WIDTH {64}] $axi_fifo2f
set_property -dict [list CONFIG.DMA_READY_ENABLE {1}] $axi_fifo2f
2014-11-12 20:24:31 +00:00
set_property -dict [list CONFIG.DMA_ADDR_WIDTH {10}] $axi_fifo2f
2014-10-30 15:10:36 +00:00
connect_bd_net -net adc_rst [get_bd_pins adc_rst] [get_bd_pins axi_fifo2f/adc_rst]
2014-11-12 20:24:31 +00:00
connect_bd_net -net adc_clk [get_bd_pins adc_clk] [get_bd_pins axi_fifo2f/adc_clk]
2014-10-30 15:10:36 +00:00
connect_bd_net -net adc_wr [get_bd_pins adc_wr] [get_bd_pins axi_fifo2f/adc_wr]
connect_bd_net -net adc_wdata [get_bd_pins adc_wdata] [get_bd_pins axi_fifo2f/adc_wdata]
connect_bd_net -net adc_wovf [get_bd_pins adc_wovf] [get_bd_pins axi_fifo2f/adc_wovf]
2014-10-30 19:25:06 +00:00
connect_bd_net -net dma_clk [get_bd_pins dma_clk] [get_bd_pins axi_fifo2f/dma_clk]
2014-11-12 20:24:31 +00:00
connect_bd_net -net dma_wr [get_bd_pins dma_wr] [get_bd_pins axi_fifo2f/dma_wr]
2014-10-30 15:10:36 +00:00
connect_bd_net -net dma_wdata [get_bd_pins dma_wdata] [get_bd_pins axi_fifo2f/dma_wdata]
connect_bd_net -net dma_wready [get_bd_pins dma_wready] [get_bd_pins axi_fifo2f/dma_wready]
2014-11-12 20:24:31 +00:00
connect_bd_net -net dma_xfer_req [get_bd_pins dma_xfer_req] [get_bd_pins axi_fifo2f/dma_xfer_req]
connect_bd_net -net dma_xfer_status [get_bd_pins dma_xfer_status] [get_bd_pins axi_fifo2f/dma_xfer_status]
2014-10-01 18:50:48 +00:00
current_bd_instance $c_instance
}