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[fpga] Add timestamp for bitstream identification via USR_ACCESS reg #5279

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Feb 19, 2021
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[fpga] Add timestamp for bitstream identification via USR_ACCESS reg #5279

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3 changes: 3 additions & 0 deletions hw/top_earlgrey/util/vivado_hook_write_bitstream_pre.tcl
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Original file line number Diff line number Diff line change
Expand Up @@ -13,3 +13,6 @@ send_msg "Designcheck 1-2" INFO "Slack is ${slack_ns} ns."
if [expr {$slack_ns < 0}] {
send_msg "Designcheck 1-3" ERROR "Timing failed. Slack is ${slack_ns} ns."
}

# Enable bitstream identification via USR_ACCESS register.
set_property BITSTREAM.CONFIG.USR_ACCESS TIMESTAMP [current_design]