[RV_DM]rv_dm_ROM_read_access_vseq

This is draft Pull request for review the sequence.I want to read contents of ROM but error i got that" Offset 'h800 exceeds size of memory, 'h200".Even offset is valid and in range.

Signed-off-by: Basit Mehmood <[email protected]>

hw/ip/rv_dm/dv/env/seq_lib/rv_dm_ROM_read_access_vseq.sv

@@ -0,0 +1,35 @@
+// Copyright lowRISC contributors.
+// Licensed under the Apache License, Version 2.0, see LICENSE for details.
+// SPDX-License-Identifier: Apache-2.0
+
+class rv_dm_ROM_read_access_vseq extends rv_dm_base_vseq;
+
+`uvm_object_utils(rv_dm_ROM_read_access_vseq)
+
+  `uvm_object_new
+
+  constraint lc_hw_debug_en_c {
+    lc_hw_debug_en == lc_ctrl_pkg::On;
+  }
+  constraint scanmode_c {
+    scanmode == prim_mubi_pkg::MuBi4False;
+  }
+  task body();
+    uvm_reg_data_t data;
+    uvm_reg_data_t [63:0]read_data;
+    repeat ($urandom_range(1, 10)) begin
+      data = $urandom_range(0,31);
+      csr_wr(.ptr(jtag_dmi_ral.dmcontrol.haltreq), .value(1));
+      `uvm_info(`gfn,("\n \n  Testpoint 1 0x%0h"),UVM_LOW)
+      cfg.clk_rst_vif.wait_clks($urandom_range(0, 1000));
+      csr_wr(.ptr(tl_mem_ral.halted), .value(0));
+      `uvm_info(`gfn,("\n \n  Testpoint 2 0x%0h"),UVM_LOW)
+      cfg.clk_rst_vif.wait_clks($urandom_range(0, 1000))
+      for (int i = 0; i <= 511; i++) begin
+        mem_rd(.ptr(tl_mem_ral.rom),.offset(64'h800),.data(read_data));
+        `uvm_info(`gfn, $sformatf("\n \n  Access rom addr 0x%0h", read_data),UVM_LOW)
+    end
+    end
+  endtask
+
+endclass : rv_dm_ROM_read_access_vseq