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authorEric Dao <eric@erickhangdao.com>2025-03-10 17:54:31 -0400
committerEric Dao <eric@erickhangdao.com>2025-03-10 17:54:31 -0400
commitab224e2e6ba65f5a369ec392f99cd8845ad06c98 (patch)
treea1e757e9341863ed52b8ad4c5a1c45933aab9da4 /python/openvino/demo/ip/intel_ai_ip/verilog/dla_cdc_reset_async.sv
parent40da1752f2c8639186b72f6838aa415e854d0b1d (diff)
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diff --git a/python/openvino/demo/ip/intel_ai_ip/verilog/dla_cdc_reset_async.sv b/python/openvino/demo/ip/intel_ai_ip/verilog/dla_cdc_reset_async.sv
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+// Copyright 2022 Intel Corporation.
+//
+// This software and the related documents are Intel copyrighted materials,
+// and your use of them is governed by the express license under which they
+// were provided to you ("License"). Unless the License provides otherwise,
+// you may not use, modify, copy, publish, distribute, disclose or transmit
+// this software or the related documents without Intel's prior written
+// permission.
+//
+// This software and the related documents are provided as is, with no express
+// or implied warranties, other than those that are expressly stated in the
+// License.
+
+`resetall
+`undefineall
+`default_nettype none
+
+/// Synchronize a reset to a clock domain. Provide both asynchronous asserting reset output
+/// Both output resets deassert synchronous to clk
+module dla_cdc_reset_async (
+ input wire clk,
+ input wire i_async_resetn,
+
+ output logic o_async_resetn /// Reset asserts asynchronously with i_async_reset_n, deasserts synchronous to clk
+);
+
+logic w_resetn;
+
+// We instantiate an internal module for custom constraint matching. (The aclr pin gets the -to constraint)
+dla_clock_cross_half_sync_internal #(
+ .METASTABILITY_STAGES ( 3 )
+) dla_areset_clock_cross_sync_special_name_for_sdc_wildcard_matching (
+ .i_src_data (1'b1),
+
+ .clk_dst (clk),
+ .i_dst_async_resetn (i_async_resetn),
+ .o_dst_data (w_resetn)
+);
+
+assign o_async_resetn = w_resetn;
+
+endmodule