zcy
/
pluto_hdl_adi
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ad9208_dual_ebz: Cleanup workarounds 

Cleanup placement constraints and let the tool have more freedom to
place and route the design. This is possible only after balancing the
memory and system clocks.
main
Laszlo Nagy 2019-09-09 12:43:09 +01:00 committed by Laszlo Nagy
parent b7d48b8c74
commit 7c3b4a5c73
2 changed files with 0 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
projects/ad9208_dual_ebz/vcu118/system_bd.tcl
View File

@ -34,10 +34,3 @@ foreach i {0 1} {
}
# Set the smart interconnect to use a lower speed switch to meet timing
set_property -dict [list CONFIG.ADVANCED_PROPERTIES { __view__ { \
timing { M00_Buffer { AR_SLR_PIPE 1 AW_SLR_PIPE 1 B_SLR_PIPE 1 R_SLR_PIPE 1 W_SLR_PIPE 1 } } \
clocking { SW0 { ASSOCIATED_CLK aclk1 } } \
} }] [get_bd_cells axi_mem_interconnect]

17
projects/ad9208_dual_ebz/vcu118/system_constr.xdc
View File

@ -89,20 +89,3 @@ set_input_delay -clock [get_clocks global_clk_0] \
[expr [get_property PERIOD [get_clocks global_clk_0]] / 2] \
[get_ports {rx_sysref_*}]
# Place the sysref capture FFs near Bank 43, they can't be placed into the IOB due pulse width violation.
# Creating the pblock prevents the tool from placing the FFs on another SLR and not closing timing.
create_pblock pblock_sysref
resize_pblock pblock_sysref -add SLICE_X50Y254:SLICE_X50Y278
add_cells_to_pblock pblock_sysref [get_cells \
[list i_system_wrapper/system_i/axi_ad9208_1_jesd/rx/inst/i_lmfc/sysref_r_reg \
i_system_wrapper/system_i/axi_ad9208_0_jesd/rx/inst/i_lmfc/sysref_r_reg]]
# Place the data path in SLR1 for a better timing closure
create_pblock adc_data_path
resize_pblock adc_data_path -add CLOCKREGION_X0Y5:CLOCKREGION_X2Y9
add_cells_to_pblock adc_data_path [get_cells \
[list i_system_wrapper/system_i/util_ad9208_cpack \
i_system_wrapper/system_i/rx_ad9208_0_tpl_core \
i_system_wrapper/system_i/rx_ad9208_1_tpl_core \
i_system_wrapper/system_i/axi_ad9208_dma \
i_system_wrapper/system_i/axi_ad9208_fifo]] -clear_locs