hw/ip/rstmgr/rtl/rstmgr_reg_top.sv - 3p/lowrisc/opentitan - Git at Google

 // Copyright lowRISC contributors.
 // Licensed under the Apache License, Version 2.0, see LICENSE for details.
 // SPDX-License-Identifier: Apache-2.0
 //
 // Register Top module auto-generated by `reggen`

 `include "prim_assert.sv"

 module rstmgr_reg_top (
   input clk_i,
   input rst_ni,
   input  tlul_pkg::tl_h2d_t tl_i,
   output tlul_pkg::tl_d2h_t tl_o,
   // To HW
   output rstmgr_reg_pkg::rstmgr_reg2hw_t reg2hw, // Write
   input  rstmgr_reg_pkg::rstmgr_hw2reg_t hw2reg, // Read

   // Integrity check errors
   output logic intg_err_o,

   // Config
   input devmode_i // If 1, explicit error return for unmapped register access
 );

   import rstmgr_reg_pkg::* ;

   localparam int AW = 5;
   localparam int DW = 32;
   localparam int DBW = DW/8;                    // Byte Width

   // register signals
   logic           reg_we;
   logic           reg_re;
   logic [AW-1:0]  reg_addr;
   logic [DW-1:0]  reg_wdata;
   logic [DBW-1:0] reg_be;
   logic [DW-1:0]  reg_rdata;
   logic           reg_error;

   logic          addrmiss, wr_err;

   logic [DW-1:0] reg_rdata_next;
   logic reg_busy;

   tlul_pkg::tl_h2d_t tl_reg_h2d;
   tlul_pkg::tl_d2h_t tl_reg_d2h;


   // incoming payload check
   logic intg_err;
   tlul_cmd_intg_chk u_chk (
     .tl_i(tl_i),
     .err_o(intg_err)
   );

   logic intg_err_q;
   always_ff @(posedge clk_i or negedge rst_ni) begin
     if (!rst_ni) begin
       intg_err_q <= '0;
     end else if (intg_err) begin
       intg_err_q <= 1'b1;
     end
   end

   // integrity error output is permanent and should be used for alert generation
   // register errors are transactional
   assign intg_err_o = intg_err_q | intg_err;

   // outgoing integrity generation
   tlul_pkg::tl_d2h_t tl_o_pre;
   tlul_rsp_intg_gen #(
     .EnableRspIntgGen(1),
     .EnableDataIntgGen(1)
   ) u_rsp_intg_gen (
     .tl_i(tl_o_pre),
     .tl_o(tl_o)
   );

   assign tl_reg_h2d = tl_i;
   assign tl_o_pre   = tl_reg_d2h;

   tlul_adapter_reg #(
     .RegAw(AW),
     .RegDw(DW),
     .EnableDataIntgGen(0)
   ) u_reg_if (
     .clk_i  (clk_i),
     .rst_ni (rst_ni),

     .tl_i (tl_reg_h2d),
     .tl_o (tl_reg_d2h),

     .we_o    (reg_we),
     .re_o    (reg_re),
     .addr_o  (reg_addr),
     .wdata_o (reg_wdata),
     .be_o    (reg_be),
     .busy_i  (reg_busy),
     .rdata_i (reg_rdata),
     .error_i (reg_error)
   );

   // cdc oversampling signals

   assign reg_rdata = reg_rdata_next ;
   assign reg_error = (devmode_i & addrmiss) | wr_err | intg_err;

   // Define SW related signals
   // Format: <reg>_<field>_{wd|we|qs}
   //        or <reg>_{wd|we|qs} if field == 1 or 0
   logic reset_info_we;
   logic reset_info_por_qs;
   logic reset_info_por_wd;
   logic reset_info_low_power_exit_qs;
   logic reset_info_low_power_exit_wd;
   logic reset_info_ndm_reset_qs;
   logic reset_info_ndm_reset_wd;
   logic reset_info_hw_req_qs;
   logic reset_info_hw_req_wd;
   logic alert_info_ctrl_we;
   logic alert_info_ctrl_en_qs;
   logic alert_info_ctrl_en_wd;
   logic [3:0] alert_info_ctrl_index_qs;
   logic [3:0] alert_info_ctrl_index_wd;
   logic alert_info_attr_re;
   logic [3:0] alert_info_attr_qs;
   logic alert_info_re;
   logic [31:0] alert_info_qs;
   logic sw_rst_regwen_we;
   logic sw_rst_regwen_en_0_qs;
   logic sw_rst_regwen_en_0_wd;
   logic sw_rst_regwen_en_1_qs;
   logic sw_rst_regwen_en_1_wd;
   logic sw_rst_ctrl_n_re;
   logic sw_rst_ctrl_n_we;
   logic sw_rst_ctrl_n_val_0_qs;
   logic sw_rst_ctrl_n_val_0_wd;
   logic sw_rst_ctrl_n_val_1_qs;
   logic sw_rst_ctrl_n_val_1_wd;

   // Register instances
   // R[reset_info]: V(False)
   //   F[por]: 0:0
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW1C),
     .RESVAL  (1'h1)
   ) u_reset_info_por (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (reset_info_we),
     .wd     (reset_info_por_wd),

     // from internal hardware
     .de     (1'b0),
     .d      ('0),

     // to internal hardware
     .qe     (),
     .q      (),

     // to register interface (read)
     .qs     (reset_info_por_qs)
   );

   //   F[low_power_exit]: 1:1
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW1C),
     .RESVAL  (1'h0)
   ) u_reset_info_low_power_exit (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (reset_info_we),
     .wd     (reset_info_low_power_exit_wd),

     // from internal hardware
     .de     (hw2reg.reset_info.low_power_exit.de),
     .d      (hw2reg.reset_info.low_power_exit.d),

     // to internal hardware
     .qe     (),
     .q      (),

     // to register interface (read)
     .qs     (reset_info_low_power_exit_qs)
   );

   //   F[ndm_reset]: 2:2
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW1C),
     .RESVAL  (1'h0)
   ) u_reset_info_ndm_reset (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (reset_info_we),
     .wd     (reset_info_ndm_reset_wd),

     // from internal hardware
     .de     (hw2reg.reset_info.ndm_reset.de),
     .d      (hw2reg.reset_info.ndm_reset.d),

     // to internal hardware
     .qe     (),
     .q      (),

     // to register interface (read)
     .qs     (reset_info_ndm_reset_qs)
   );

   //   F[hw_req]: 3:3
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW1C),
     .RESVAL  (1'h0)
   ) u_reset_info_hw_req (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (reset_info_we),
     .wd     (reset_info_hw_req_wd),

     // from internal hardware
     .de     (hw2reg.reset_info.hw_req.de),
     .d      (hw2reg.reset_info.hw_req.d),

     // to internal hardware
     .qe     (),
     .q      (reg2hw.reset_info.hw_req.q),

     // to register interface (read)
     .qs     (reset_info_hw_req_qs)
   );


   // R[alert_info_ctrl]: V(False)
   //   F[en]: 0:0
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessRW),
     .RESVAL  (1'h0)
   ) u_alert_info_ctrl_en (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (alert_info_ctrl_we),
     .wd     (alert_info_ctrl_en_wd),

     // from internal hardware
     .de     (hw2reg.alert_info_ctrl.en.de),
     .d      (hw2reg.alert_info_ctrl.en.d),

     // to internal hardware
     .qe     (),
     .q      (reg2hw.alert_info_ctrl.en.q),

     // to register interface (read)
     .qs     (alert_info_ctrl_en_qs)
   );

   //   F[index]: 7:4
   prim_subreg #(
     .DW      (4),
     .SwAccess(prim_subreg_pkg::SwAccessRW),
     .RESVAL  (4'h0)
   ) u_alert_info_ctrl_index (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (alert_info_ctrl_we),
     .wd     (alert_info_ctrl_index_wd),

     // from internal hardware
     .de     (1'b0),
     .d      ('0),

     // to internal hardware
     .qe     (),
     .q      (reg2hw.alert_info_ctrl.index.q),

     // to register interface (read)
     .qs     (alert_info_ctrl_index_qs)
   );


   // R[alert_info_attr]: V(True)
   prim_subreg_ext #(
     .DW    (4)
   ) u_alert_info_attr (
     .re     (alert_info_attr_re),
     .we     (1'b0),
     .wd     ('0),
     .d      (hw2reg.alert_info_attr.d),
     .qre    (),
     .qe     (),
     .q      (),
     .qs     (alert_info_attr_qs)
   );


   // R[alert_info]: V(True)
   prim_subreg_ext #(
     .DW    (32)
   ) u_alert_info (
     .re     (alert_info_re),
     .we     (1'b0),
     .wd     ('0),
     .d      (hw2reg.alert_info.d),
     .qre    (),
     .qe     (),
     .q      (),
     .qs     (alert_info_qs)
   );


   // Subregister 0 of Multireg sw_rst_regwen
   // R[sw_rst_regwen]: V(False)
   //   F[en_0]: 0:0
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW0C),
     .RESVAL  (1'h1)
   ) u_sw_rst_regwen_en_0 (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (sw_rst_regwen_we),
     .wd     (sw_rst_regwen_en_0_wd),

     // from internal hardware
     .de     (1'b0),
     .d      ('0),

     // to internal hardware
     .qe     (),
     .q      (reg2hw.sw_rst_regwen[0].q),

     // to register interface (read)
     .qs     (sw_rst_regwen_en_0_qs)
   );

   //   F[en_1]: 1:1
   prim_subreg #(
     .DW      (1),
     .SwAccess(prim_subreg_pkg::SwAccessW0C),
     .RESVAL  (1'h1)
   ) u_sw_rst_regwen_en_1 (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),

     // from register interface
     .we     (sw_rst_regwen_we),
     .wd     (sw_rst_regwen_en_1_wd),

     // from internal hardware
     .de     (1'b0),
     .d      ('0),

     // to internal hardware
     .qe     (),
     .q      (reg2hw.sw_rst_regwen[1].q),

     // to register interface (read)
     .qs     (sw_rst_regwen_en_1_qs)
   );


   // Subregister 0 of Multireg sw_rst_ctrl_n
   // R[sw_rst_ctrl_n]: V(True)
   //   F[val_0]: 0:0
   prim_subreg_ext #(
     .DW    (1)
   ) u_sw_rst_ctrl_n_val_0 (
     .re     (sw_rst_ctrl_n_re),
     .we     (sw_rst_ctrl_n_we),
     .wd     (sw_rst_ctrl_n_val_0_wd),
     .d      (hw2reg.sw_rst_ctrl_n[0].d),
     .qre    (),
     .qe     (reg2hw.sw_rst_ctrl_n[0].qe),
     .q      (reg2hw.sw_rst_ctrl_n[0].q),
     .qs     (sw_rst_ctrl_n_val_0_qs)
   );

   //   F[val_1]: 1:1
   prim_subreg_ext #(
     .DW    (1)
   ) u_sw_rst_ctrl_n_val_1 (
     .re     (sw_rst_ctrl_n_re),
     .we     (sw_rst_ctrl_n_we),
     .wd     (sw_rst_ctrl_n_val_1_wd),
     .d      (hw2reg.sw_rst_ctrl_n[1].d),
     .qre    (),
     .qe     (reg2hw.sw_rst_ctrl_n[1].qe),
     .q      (reg2hw.sw_rst_ctrl_n[1].q),
     .qs     (sw_rst_ctrl_n_val_1_qs)
   );


   logic [5:0] addr_hit;
   always_comb begin
     addr_hit = '0;
     addr_hit[0] = (reg_addr == RSTMGR_RESET_INFO_OFFSET);
     addr_hit[1] = (reg_addr == RSTMGR_ALERT_INFO_CTRL_OFFSET);
     addr_hit[2] = (reg_addr == RSTMGR_ALERT_INFO_ATTR_OFFSET);
     addr_hit[3] = (reg_addr == RSTMGR_ALERT_INFO_OFFSET);
     addr_hit[4] = (reg_addr == RSTMGR_SW_RST_REGWEN_OFFSET);
     addr_hit[5] = (reg_addr == RSTMGR_SW_RST_CTRL_N_OFFSET);
   end

   assign addrmiss = (reg_re || reg_we) ? ~|addr_hit : 1'b0 ;

   // Check sub-word write is permitted
   always_comb begin
     wr_err = (reg_we &
               ((addr_hit[0] & (|(RSTMGR_PERMIT[0] & ~reg_be))) |
                (addr_hit[1] & (|(RSTMGR_PERMIT[1] & ~reg_be))) |
                (addr_hit[2] & (|(RSTMGR_PERMIT[2] & ~reg_be))) |
                (addr_hit[3] & (|(RSTMGR_PERMIT[3] & ~reg_be))) |
                (addr_hit[4] & (|(RSTMGR_PERMIT[4] & ~reg_be))) |
                (addr_hit[5] & (|(RSTMGR_PERMIT[5] & ~reg_be)))));
   end
   assign reset_info_we = addr_hit[0] & reg_we & !reg_error;

   assign reset_info_por_wd = reg_wdata[0];

   assign reset_info_low_power_exit_wd = reg_wdata[1];

   assign reset_info_ndm_reset_wd = reg_wdata[2];

   assign reset_info_hw_req_wd = reg_wdata[3];
   assign alert_info_ctrl_we = addr_hit[1] & reg_we & !reg_error;

   assign alert_info_ctrl_en_wd = reg_wdata[0];

   assign alert_info_ctrl_index_wd = reg_wdata[7:4];
   assign alert_info_attr_re = addr_hit[2] & reg_re & !reg_error;
   assign alert_info_re = addr_hit[3] & reg_re & !reg_error;
   assign sw_rst_regwen_we = addr_hit[4] & reg_we & !reg_error;

   assign sw_rst_regwen_en_0_wd = reg_wdata[0];

   assign sw_rst_regwen_en_1_wd = reg_wdata[1];
   assign sw_rst_ctrl_n_re = addr_hit[5] & reg_re & !reg_error;
   assign sw_rst_ctrl_n_we = addr_hit[5] & reg_we & !reg_error;

   assign sw_rst_ctrl_n_val_0_wd = reg_wdata[0];

   assign sw_rst_ctrl_n_val_1_wd = reg_wdata[1];

   // Read data return
   always_comb begin
     reg_rdata_next = '0;
     unique case (1'b1)
       addr_hit[0]: begin
         reg_rdata_next[0] = reset_info_por_qs;
         reg_rdata_next[1] = reset_info_low_power_exit_qs;
         reg_rdata_next[2] = reset_info_ndm_reset_qs;
         reg_rdata_next[3] = reset_info_hw_req_qs;
       end

       addr_hit[1]: begin
         reg_rdata_next[0] = alert_info_ctrl_en_qs;
         reg_rdata_next[7:4] = alert_info_ctrl_index_qs;
       end

       addr_hit[2]: begin
         reg_rdata_next[3:0] = alert_info_attr_qs;
       end

       addr_hit[3]: begin
         reg_rdata_next[31:0] = alert_info_qs;
       end

       addr_hit[4]: begin
         reg_rdata_next[0] = sw_rst_regwen_en_0_qs;
         reg_rdata_next[1] = sw_rst_regwen_en_1_qs;
       end

       addr_hit[5]: begin
         reg_rdata_next[0] = sw_rst_ctrl_n_val_0_qs;
         reg_rdata_next[1] = sw_rst_ctrl_n_val_1_qs;
       end

       default: begin
         reg_rdata_next = '1;
       end
     endcase
   end

   // shadow busy
   logic shadow_busy;
   assign shadow_busy = 1'b0;

   // register busy
   logic reg_busy_sel;
   assign reg_busy = reg_busy_sel | shadow_busy;
   always_comb begin
     reg_busy_sel = '0;
     unique case (1'b1)
       default: begin
         reg_busy_sel  = '0;
       end
     endcase
   end


   // Unused signal tieoff

   // wdata / byte enable are not always fully used
   // add a blanket unused statement to handle lint waivers
   logic unused_wdata;
   logic unused_be;
   assign unused_wdata = ^reg_wdata;
   assign unused_be = ^reg_be;

   // Assertions for Register Interface
   `ASSERT_PULSE(wePulse, reg_we, clk_i, !rst_ni)
   `ASSERT_PULSE(rePulse, reg_re, clk_i, !rst_ni)

   `ASSERT(reAfterRv, $rose(reg_re || reg_we) |=> tl_o_pre.d_valid, clk_i, !rst_ni)

   `ASSERT(en2addrHit, (reg_we || reg_re) |-> $onehot0(addr_hit), clk_i, !rst_ni)

   // this is formulated as an assumption such that the FPV testbenches do disprove this
   // property by mistake
   //`ASSUME(reqParity, tl_reg_h2d.a_valid |-> tl_reg_h2d.a_user.chk_en == tlul_pkg::CheckDis)

 endmodule
	// Copyright lowRISC contributors.
	// Licensed under the Apache License, Version 2.0, see LICENSE for details.
	// SPDX-License-Identifier: Apache-2.0
	//
	// Register Top module auto-generated by `reggen`

	`include "prim_assert.sv"

	module rstmgr_reg_top (
	input clk_i,
	input rst_ni,
	input tlul_pkg::tl_h2d_t tl_i,
	output tlul_pkg::tl_d2h_t tl_o,
	// To HW
	output rstmgr_reg_pkg::rstmgr_reg2hw_t reg2hw, // Write
	input rstmgr_reg_pkg::rstmgr_hw2reg_t hw2reg, // Read

	// Integrity check errors
	output logic intg_err_o,

	// Config
	input devmode_i // If 1, explicit error return for unmapped register access
	);

	import rstmgr_reg_pkg::* ;

	localparam int AW = 5;
	localparam int DW = 32;
	localparam int DBW = DW/8; // Byte Width

	// register signals
	logic reg_we;
	logic reg_re;
	logic [AW-1:0] reg_addr;
	logic [DW-1:0] reg_wdata;
	logic [DBW-1:0] reg_be;
	logic [DW-1:0] reg_rdata;
	logic reg_error;

	logic addrmiss, wr_err;

	logic [DW-1:0] reg_rdata_next;
	logic reg_busy;

	tlul_pkg::tl_h2d_t tl_reg_h2d;
	tlul_pkg::tl_d2h_t tl_reg_d2h;


	// incoming payload check
	logic intg_err;
	tlul_cmd_intg_chk u_chk (
	.tl_i(tl_i),
	.err_o(intg_err)
	);

	logic intg_err_q;
	always_ff @(posedge clk_i or negedge rst_ni) begin
	if (!rst_ni) begin
	intg_err_q <= '0;
	end else if (intg_err) begin
	intg_err_q <= 1'b1;
	end
	end

	// integrity error output is permanent and should be used for alert generation
	// register errors are transactional
	assign intg_err_o = intg_err_q \| intg_err;

	// outgoing integrity generation
	tlul_pkg::tl_d2h_t tl_o_pre;
	tlul_rsp_intg_gen #(
	.EnableRspIntgGen(1),
	.EnableDataIntgGen(1)
	) u_rsp_intg_gen (
	.tl_i(tl_o_pre),
	.tl_o(tl_o)
	);

	assign tl_reg_h2d = tl_i;
	assign tl_o_pre = tl_reg_d2h;

	tlul_adapter_reg #(
	.RegAw(AW),
	.RegDw(DW),
	.EnableDataIntgGen(0)
	) u_reg_if (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	.tl_i (tl_reg_h2d),
	.tl_o (tl_reg_d2h),

	.we_o (reg_we),
	.re_o (reg_re),
	.addr_o (reg_addr),
	.wdata_o (reg_wdata),
	.be_o (reg_be),
	.busy_i (reg_busy),
	.rdata_i (reg_rdata),
	.error_i (reg_error)
	);

	// cdc oversampling signals

	assign reg_rdata = reg_rdata_next ;
	assign reg_error = (devmode_i & addrmiss) \| wr_err \| intg_err;

	// Define SW related signals
	// Format: <reg>_<field>_{wd\|we\|qs}
	// or <reg>_{wd\|we\|qs} if field == 1 or 0
	logic reset_info_we;
	logic reset_info_por_qs;
	logic reset_info_por_wd;
	logic reset_info_low_power_exit_qs;
	logic reset_info_low_power_exit_wd;
	logic reset_info_ndm_reset_qs;
	logic reset_info_ndm_reset_wd;
	logic reset_info_hw_req_qs;
	logic reset_info_hw_req_wd;
	logic alert_info_ctrl_we;
	logic alert_info_ctrl_en_qs;
	logic alert_info_ctrl_en_wd;
	logic [3:0] alert_info_ctrl_index_qs;
	logic [3:0] alert_info_ctrl_index_wd;
	logic alert_info_attr_re;
	logic [3:0] alert_info_attr_qs;
	logic alert_info_re;
	logic [31:0] alert_info_qs;
	logic sw_rst_regwen_we;
	logic sw_rst_regwen_en_0_qs;
	logic sw_rst_regwen_en_0_wd;
	logic sw_rst_regwen_en_1_qs;
	logic sw_rst_regwen_en_1_wd;
	logic sw_rst_ctrl_n_re;
	logic sw_rst_ctrl_n_we;
	logic sw_rst_ctrl_n_val_0_qs;
	logic sw_rst_ctrl_n_val_0_wd;
	logic sw_rst_ctrl_n_val_1_qs;
	logic sw_rst_ctrl_n_val_1_wd;

	// Register instances
	// R[reset_info]: V(False)
	// F[por]: 0:0
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW1C),
	.RESVAL (1'h1)
	) u_reset_info_por (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (reset_info_we),
	.wd (reset_info_por_wd),

	// from internal hardware
	.de (1'b0),
	.d ('0),

	// to internal hardware
	.qe (),
	.q (),

	// to register interface (read)
	.qs (reset_info_por_qs)
	);

	// F[low_power_exit]: 1:1
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW1C),
	.RESVAL (1'h0)
	) u_reset_info_low_power_exit (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (reset_info_we),
	.wd (reset_info_low_power_exit_wd),

	// from internal hardware
	.de (hw2reg.reset_info.low_power_exit.de),
	.d (hw2reg.reset_info.low_power_exit.d),

	// to internal hardware
	.qe (),
	.q (),

	// to register interface (read)
	.qs (reset_info_low_power_exit_qs)
	);

	// F[ndm_reset]: 2:2
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW1C),
	.RESVAL (1'h0)
	) u_reset_info_ndm_reset (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (reset_info_we),
	.wd (reset_info_ndm_reset_wd),

	// from internal hardware
	.de (hw2reg.reset_info.ndm_reset.de),
	.d (hw2reg.reset_info.ndm_reset.d),

	// to internal hardware
	.qe (),
	.q (),

	// to register interface (read)
	.qs (reset_info_ndm_reset_qs)
	);

	// F[hw_req]: 3:3
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW1C),
	.RESVAL (1'h0)
	) u_reset_info_hw_req (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (reset_info_we),
	.wd (reset_info_hw_req_wd),

	// from internal hardware
	.de (hw2reg.reset_info.hw_req.de),
	.d (hw2reg.reset_info.hw_req.d),

	// to internal hardware
	.qe (),
	.q (reg2hw.reset_info.hw_req.q),

	// to register interface (read)
	.qs (reset_info_hw_req_qs)
	);


	// R[alert_info_ctrl]: V(False)
	// F[en]: 0:0
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessRW),
	.RESVAL (1'h0)
	) u_alert_info_ctrl_en (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (alert_info_ctrl_we),
	.wd (alert_info_ctrl_en_wd),

	// from internal hardware
	.de (hw2reg.alert_info_ctrl.en.de),
	.d (hw2reg.alert_info_ctrl.en.d),

	// to internal hardware
	.qe (),
	.q (reg2hw.alert_info_ctrl.en.q),

	// to register interface (read)
	.qs (alert_info_ctrl_en_qs)
	);

	// F[index]: 7:4
	prim_subreg #(
	.DW (4),
	.SwAccess(prim_subreg_pkg::SwAccessRW),
	.RESVAL (4'h0)
	) u_alert_info_ctrl_index (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (alert_info_ctrl_we),
	.wd (alert_info_ctrl_index_wd),

	// from internal hardware
	.de (1'b0),
	.d ('0),

	// to internal hardware
	.qe (),
	.q (reg2hw.alert_info_ctrl.index.q),

	// to register interface (read)
	.qs (alert_info_ctrl_index_qs)
	);


	// R[alert_info_attr]: V(True)
	prim_subreg_ext #(
	.DW (4)
	) u_alert_info_attr (
	.re (alert_info_attr_re),
	.we (1'b0),
	.wd ('0),
	.d (hw2reg.alert_info_attr.d),
	.qre (),
	.qe (),
	.q (),
	.qs (alert_info_attr_qs)
	);


	// R[alert_info]: V(True)
	prim_subreg_ext #(
	.DW (32)
	) u_alert_info (
	.re (alert_info_re),
	.we (1'b0),
	.wd ('0),
	.d (hw2reg.alert_info.d),
	.qre (),
	.qe (),
	.q (),
	.qs (alert_info_qs)
	);


	// Subregister 0 of Multireg sw_rst_regwen
	// R[sw_rst_regwen]: V(False)
	// F[en_0]: 0:0
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW0C),
	.RESVAL (1'h1)
	) u_sw_rst_regwen_en_0 (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (sw_rst_regwen_we),
	.wd (sw_rst_regwen_en_0_wd),

	// from internal hardware
	.de (1'b0),
	.d ('0),

	// to internal hardware
	.qe (),
	.q (reg2hw.sw_rst_regwen[0].q),

	// to register interface (read)
	.qs (sw_rst_regwen_en_0_qs)
	);

	// F[en_1]: 1:1
	prim_subreg #(
	.DW (1),
	.SwAccess(prim_subreg_pkg::SwAccessW0C),
	.RESVAL (1'h1)
	) u_sw_rst_regwen_en_1 (
	.clk_i (clk_i),
	.rst_ni (rst_ni),

	// from register interface
	.we (sw_rst_regwen_we),
	.wd (sw_rst_regwen_en_1_wd),

	// from internal hardware
	.de (1'b0),
	.d ('0),

	// to internal hardware
	.qe (),
	.q (reg2hw.sw_rst_regwen[1].q),

	// to register interface (read)
	.qs (sw_rst_regwen_en_1_qs)
	);


	// Subregister 0 of Multireg sw_rst_ctrl_n
	// R[sw_rst_ctrl_n]: V(True)
	// F[val_0]: 0:0
	prim_subreg_ext #(
	.DW (1)
	) u_sw_rst_ctrl_n_val_0 (
	.re (sw_rst_ctrl_n_re),
	.we (sw_rst_ctrl_n_we),
	.wd (sw_rst_ctrl_n_val_0_wd),
	.d (hw2reg.sw_rst_ctrl_n[0].d),
	.qre (),
	.qe (reg2hw.sw_rst_ctrl_n[0].qe),
	.q (reg2hw.sw_rst_ctrl_n[0].q),
	.qs (sw_rst_ctrl_n_val_0_qs)
	);

	// F[val_1]: 1:1
	prim_subreg_ext #(
	.DW (1)
	) u_sw_rst_ctrl_n_val_1 (
	.re (sw_rst_ctrl_n_re),
	.we (sw_rst_ctrl_n_we),
	.wd (sw_rst_ctrl_n_val_1_wd),
	.d (hw2reg.sw_rst_ctrl_n[1].d),
	.qre (),
	.qe (reg2hw.sw_rst_ctrl_n[1].qe),
	.q (reg2hw.sw_rst_ctrl_n[1].q),
	.qs (sw_rst_ctrl_n_val_1_qs)
	);



	logic [5:0] addr_hit;
	always_comb begin
	addr_hit = '0;
	addr_hit[0] = (reg_addr == RSTMGR_RESET_INFO_OFFSET);
	addr_hit[1] = (reg_addr == RSTMGR_ALERT_INFO_CTRL_OFFSET);
	addr_hit[2] = (reg_addr == RSTMGR_ALERT_INFO_ATTR_OFFSET);
	addr_hit[3] = (reg_addr == RSTMGR_ALERT_INFO_OFFSET);
	addr_hit[4] = (reg_addr == RSTMGR_SW_RST_REGWEN_OFFSET);
	addr_hit[5] = (reg_addr == RSTMGR_SW_RST_CTRL_N_OFFSET);
	end

	assign addrmiss = (reg_re \|\| reg_we) ? ~\|addr_hit : 1'b0 ;

	// Check sub-word write is permitted
	always_comb begin
	wr_err = (reg_we &
	((addr_hit[0] & (\|(RSTMGR_PERMIT[0] & ~reg_be))) \|
	(addr_hit[1] & (\|(RSTMGR_PERMIT[1] & ~reg_be))) \|
	(addr_hit[2] & (\|(RSTMGR_PERMIT[2] & ~reg_be))) \|
	(addr_hit[3] & (\|(RSTMGR_PERMIT[3] & ~reg_be))) \|
	(addr_hit[4] & (\|(RSTMGR_PERMIT[4] & ~reg_be))) \|
	(addr_hit[5] & (\|(RSTMGR_PERMIT[5] & ~reg_be)))));
	end
	assign reset_info_we = addr_hit[0] & reg_we & !reg_error;

	assign reset_info_por_wd = reg_wdata[0];

	assign reset_info_low_power_exit_wd = reg_wdata[1];

	assign reset_info_ndm_reset_wd = reg_wdata[2];

	assign reset_info_hw_req_wd = reg_wdata[3];
	assign alert_info_ctrl_we = addr_hit[1] & reg_we & !reg_error;

	assign alert_info_ctrl_en_wd = reg_wdata[0];

	assign alert_info_ctrl_index_wd = reg_wdata[7:4];
	assign alert_info_attr_re = addr_hit[2] & reg_re & !reg_error;
	assign alert_info_re = addr_hit[3] & reg_re & !reg_error;
	assign sw_rst_regwen_we = addr_hit[4] & reg_we & !reg_error;

	assign sw_rst_regwen_en_0_wd = reg_wdata[0];

	assign sw_rst_regwen_en_1_wd = reg_wdata[1];
	assign sw_rst_ctrl_n_re = addr_hit[5] & reg_re & !reg_error;
	assign sw_rst_ctrl_n_we = addr_hit[5] & reg_we & !reg_error;

	assign sw_rst_ctrl_n_val_0_wd = reg_wdata[0];

	assign sw_rst_ctrl_n_val_1_wd = reg_wdata[1];

	// Read data return
	always_comb begin
	reg_rdata_next = '0;
	unique case (1'b1)
	addr_hit[0]: begin
	reg_rdata_next[0] = reset_info_por_qs;
	reg_rdata_next[1] = reset_info_low_power_exit_qs;
	reg_rdata_next[2] = reset_info_ndm_reset_qs;
	reg_rdata_next[3] = reset_info_hw_req_qs;
	end

	addr_hit[1]: begin
	reg_rdata_next[0] = alert_info_ctrl_en_qs;
	reg_rdata_next[7:4] = alert_info_ctrl_index_qs;
	end

	addr_hit[2]: begin
	reg_rdata_next[3:0] = alert_info_attr_qs;
	end

	addr_hit[3]: begin
	reg_rdata_next[31:0] = alert_info_qs;
	end

	addr_hit[4]: begin
	reg_rdata_next[0] = sw_rst_regwen_en_0_qs;
	reg_rdata_next[1] = sw_rst_regwen_en_1_qs;
	end

	addr_hit[5]: begin
	reg_rdata_next[0] = sw_rst_ctrl_n_val_0_qs;
	reg_rdata_next[1] = sw_rst_ctrl_n_val_1_qs;
	end

	default: begin
	reg_rdata_next = '1;
	end
	endcase
	end

	// shadow busy
	logic shadow_busy;
	assign shadow_busy = 1'b0;

	// register busy
	logic reg_busy_sel;
	assign reg_busy = reg_busy_sel \| shadow_busy;
	always_comb begin
	reg_busy_sel = '0;
	unique case (1'b1)
	default: begin
	reg_busy_sel = '0;
	end
	endcase
	end


	// Unused signal tieoff

	// wdata / byte enable are not always fully used
	// add a blanket unused statement to handle lint waivers
	logic unused_wdata;
	logic unused_be;
	assign unused_wdata = ^reg_wdata;
	assign unused_be = ^reg_be;

	// Assertions for Register Interface
	`ASSERT_PULSE(wePulse, reg_we, clk_i, !rst_ni)
	`ASSERT_PULSE(rePulse, reg_re, clk_i, !rst_ni)

	`ASSERT(reAfterRv, $rose(reg_re \|\| reg_we) \|=> tl_o_pre.d_valid, clk_i, !rst_ni)

	`ASSERT(en2addrHit, (reg_we \|\| reg_re) \|-> $onehot0(addr_hit), clk_i, !rst_ni)

	// this is formulated as an assumption such that the FPV testbenches do disprove this
	// property by mistake
	//`ASSUME(reqParity, tl_reg_h2d.a_valid \|-> tl_reg_h2d.a_user.chk_en == tlul_pkg::CheckDis)

	endmodule