[edn/rtl] refactored for unused signals
Converted rtl to use the usused_* naming convention.
Signed-off-by: Mark Branstad <mark.branstad@wdc.com>
diff --git a/hw/ip/edn/data/edn.hjson b/hw/ip/edn/data/edn.hjson
index 64fd43a..1ee31ac 100644
--- a/hw/ip/edn/data/edn.hjson
+++ b/hw/ip/edn/data/edn.hjson
@@ -145,10 +145,6 @@
EDN will be the next application to receive a seed from the entropy_src IP.
'''
}
- { bits: "31",
- name: "INTERNAL_USE",
- desc: "This bit is for internal use only."
- }
]
},
{ name: "SW_CMD_REQ",
diff --git a/hw/ip/edn/rtl/edn_core.sv b/hw/ip/edn/rtl/edn_core.sv
index 87429ae..72ebe83 100644
--- a/hw/ip/edn/rtl/edn_core.sv
+++ b/hw/ip/edn/rtl/edn_core.sv
@@ -130,6 +130,8 @@
logic fifo_write_err_sum;
logic fifo_read_err_sum;
logic fifo_status_err_sum;
+ logic unused_err_code_test_bit;
+ logic unused_reg2hw_regwen;
// flops
logic [31:0] cs_cmd_req_q, cs_cmd_req_d;
@@ -612,14 +614,11 @@
//--------------------------------------------
- // report edn request summary
+ // unused signals
//--------------------------------------------
- assign hw2reg.sum_sts.internal_use.de = !edn_enable;
- assign hw2reg.sum_sts.internal_use.d =
- (|err_code_test_bit[19:2]) ||
- (|err_code_test_bit[27:22]) ||
- reg2hw.regwen.q;
+ assign unused_err_code_test_bit = (|err_code_test_bit[19:2]) || (|err_code_test_bit[27:22]);
+ assign unused_reg2hw_regwen = reg2hw.regwen.q;
endmodule
diff --git a/hw/ip/edn/rtl/edn_reg_pkg.sv b/hw/ip/edn/rtl/edn_reg_pkg.sv
index 131c94c..913a4fb 100644
--- a/hw/ip/edn/rtl/edn_reg_pkg.sv
+++ b/hw/ip/edn/rtl/edn_reg_pkg.sv
@@ -111,10 +111,6 @@
logic d;
logic de;
} boot_inst_ack;
- struct packed {
- logic d;
- logic de;
- } internal_use;
} edn_hw2reg_sum_sts_reg_t;
typedef struct packed {
@@ -176,8 +172,8 @@
// HW -> register type
typedef struct packed {
- edn_hw2reg_intr_state_reg_t intr_state; // [27:24]
- edn_hw2reg_sum_sts_reg_t sum_sts; // [23:18]
+ edn_hw2reg_intr_state_reg_t intr_state; // [25:22]
+ edn_hw2reg_sum_sts_reg_t sum_sts; // [21:18]
edn_hw2reg_sw_cmd_sts_reg_t sw_cmd_sts; // [17:14]
edn_hw2reg_err_code_reg_t err_code; // [13:0]
} edn_hw2reg_t;
@@ -234,7 +230,7 @@
4'b 0001, // index[ 3] EDN_ALERT_TEST
4'b 0001, // index[ 4] EDN_REGWEN
4'b 0001, // index[ 5] EDN_CTRL
- 4'b 1111, // index[ 6] EDN_SUM_STS
+ 4'b 0001, // index[ 6] EDN_SUM_STS
4'b 1111, // index[ 7] EDN_SW_CMD_REQ
4'b 0001, // index[ 8] EDN_SW_CMD_STS
4'b 1111, // index[ 9] EDN_RESEED_CMD
diff --git a/hw/ip/edn/rtl/edn_reg_top.sv b/hw/ip/edn/rtl/edn_reg_top.sv
index dc3a49c..73d306f 100644
--- a/hw/ip/edn/rtl/edn_reg_top.sv
+++ b/hw/ip/edn/rtl/edn_reg_top.sv
@@ -140,9 +140,6 @@
logic sum_sts_boot_inst_ack_qs;
logic sum_sts_boot_inst_ack_wd;
logic sum_sts_boot_inst_ack_we;
- logic sum_sts_internal_use_qs;
- logic sum_sts_internal_use_wd;
- logic sum_sts_internal_use_we;
logic [31:0] sw_cmd_req_wd;
logic sw_cmd_req_we;
logic sw_cmd_sts_cmd_rdy_qs;
@@ -483,32 +480,6 @@
);
- // F[internal_use]: 31:31
- prim_subreg #(
- .DW (1),
- .SWACCESS("RW"),
- .RESVAL (1'h0)
- ) u_sum_sts_internal_use (
- .clk_i (clk_i ),
- .rst_ni (rst_ni ),
-
- // from register interface
- .we (sum_sts_internal_use_we),
- .wd (sum_sts_internal_use_wd),
-
- // from internal hardware
- .de (hw2reg.sum_sts.internal_use.de),
- .d (hw2reg.sum_sts.internal_use.d ),
-
- // to internal hardware
- .qe (),
- .q (),
-
- // to register interface (read)
- .qs (sum_sts_internal_use_qs)
- );
-
-
// R[sw_cmd_req]: V(True)
prim_subreg_ext #(
@@ -924,9 +895,6 @@
assign sum_sts_boot_inst_ack_we = addr_hit[6] & reg_we & !reg_error;
assign sum_sts_boot_inst_ack_wd = reg_wdata[1];
- assign sum_sts_internal_use_we = addr_hit[6] & reg_we & !reg_error;
- assign sum_sts_internal_use_wd = reg_wdata[31];
-
assign sw_cmd_req_we = addr_hit[7] & reg_we & !reg_error;
assign sw_cmd_req_wd = reg_wdata[31:0];
@@ -978,7 +946,6 @@
addr_hit[6]: begin
reg_rdata_next[0] = sum_sts_req_mode_sm_sts_qs;
reg_rdata_next[1] = sum_sts_boot_inst_ack_qs;
- reg_rdata_next[31] = sum_sts_internal_use_qs;
end
addr_hit[7]: begin
