fpga: x4xx: Refactor MB CPLD code for future devices

Original-commit: e2a79712a7949ffec88135236c744dc5d8bde217

top/x400/cpld/regmap/i2c_regmap_utils.vh

@@ -0,0 +1,57 @@
+//
+// Copyright 2022 Ettus Research, A National Instruments Company
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+//
+// Module: jtag_regmap_utils.vh
+// Description:
+// The constants in this file are autogenerated by XmlParse.
+
+//===============================================================================
+// A numerically ordered list of registers and their HDL source files
+//===============================================================================
+
+  // ID EEPROM  : 0x0 : 0x50 (ctrlport_to_i2c.v)
+  // Top Side Temp Sensor : 0x4 : 0x48 (ctrlport_to_i2c.v)
+  // Bottom Side Temp Sensor  : 0x8 : 0x49 (ctrlport_to_i2c.v)
+  // LED GPIO Expander  : 0xC : 0x20 (ctrlport_to_i2c.v)
+
+//===============================================================================
+// RegTypes
+//===============================================================================
+
+//===============================================================================
+// Register Group JTAG_REGS TODO update these
+//===============================================================================
+
+  // TX_DATA Register (from ctrlport_to_jtag.v)
+  localparam ID_EEPROM = 'h0; // Register Offset
+  localparam TX_DATA_SIZE = 32;  // register width in bits
+  localparam TX_DATA_MASK = 32'h0;
+
+  // STB_DATA Register (from ctrlport_to_jtag.v)
+  localparam STB_DATA = 'h4; // Register Offset
+  localparam STB_DATA_SIZE = 32;  // register width in bits
+  localparam STB_DATA_MASK = 32'h0;
+
+  // CONTROL Register (from ctrlport_to_jtag.v)
+  localparam CONTROL = 'h8; // Register Offset
+  localparam CONTROL_SIZE = 32;  // register width in bits
+  localparam CONTROL_MASK = 32'h80001FFF;
+  localparam PRESCALAR_SIZE = 8;  //CONTROL:prescalar
+  localparam PRESCALAR_MSB  = 7;  //CONTROL:prescalar
+  localparam PRESCALAR      = 0;  //CONTROL:prescalar
+  localparam LENGTH_SIZE =  5;  //CONTROL:length
+  localparam LENGTH_MSB  = 12;  //CONTROL:length
+  localparam LENGTH      =  8;  //CONTROL:length
+  localparam RESET_SIZE =  1;  //CONTROL:reset
+  localparam RESET_MSB  = 31;  //CONTROL:reset
+  localparam RESET      = 31;  //CONTROL:reset
+  localparam READY_SIZE =  1;  //CONTROL:ready
+  localparam READY_MSB  = 31;  //CONTROL:ready
+  localparam READY      = 31;  //CONTROL:ready
+
+  // RX_DATA Register (from ctrlport_to_jtag.v)
+  localparam RX_DATA = 'hC; // Register Offset
+  localparam RX_DATA_SIZE = 32;  // register width in bits
+  localparam RX_DATA_MASK = 32'h0;