Hardwire CHERI to enable

lowRISC · May 23, 2024 · 21f4c1a · 21f4c1a
1 parent 865f002
commit 21f4c1a
Showing 1 changed file with 2 additions and 12 deletions.
diff --git a/rtl/fpga/top_sonata.sv b/rtl/fpga/top_sonata.sv
@@ -162,19 +162,9 @@ module top_sonata (
   wire scl1_i = scl1 & rph_g3_scl & mb6;
   wire sda1_i = sda1 & rph_g2_sda & mb5;
 
-  // DIP switches are OFF by default and employ a pull up, which means CHERI shall enabled by
-  // default; sample this once when leaving reset as a development aid during bring up.
+  // Enable CHERI by default.
   logic enable_cheri;
-  logic cheri_decided;
-  always_ff @(posedge clk_sys or negedge rst_sys_n) begin
-    if (!rst_sys_n) begin
-      cheri_decided <= 1'b0;
-      enable_cheri  <= 1'b1;
-    end else if (!cheri_decided) begin
-      enable_cheri  <= usrSw[7];
-      cheri_decided <= 1'b1;
-    end
-  end
+  assign enable_cheri = 1'b1;
 
   sonata_system #(
     .GpiWidth     ( 13           ),