diff --git a/.gitignore b/.gitignore
index 371559b..2064412 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,6 @@ CMakeSettings.json
 /.envrc.*
 .clangd
 /install
+.gdb_history
+.launch/TGC-VP interp.launch
+.launch/TGC-VP-FW-Debug dhrystone.launch
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
index c15ab36..2793523 100644
--- a/.vscode/extensions.json
+++ b/.vscode/extensions.json
@@ -1,10 +1,15 @@
 {
     "recommendations": [
-        "ms-vscode.cpptools-extension-pack",
+        "mkhl.direnv",
+        "sanaajani.taskrunnercode",
+        "ms-vscode.cpptools-themes",
+        "cnshenj.vscode-task-manager",
+        "twxs.cmake",
+        "kylinideteam.cmake-intellisence",
+        "kylinideteam.kylin-cmake-tools",
         "llvm-vs-code-extensions.vscode-clangd",
         "eclipse-cdt.cdt-gdb-vscode",
         "eclipse-cdt.memory-inspector",
-        "eclipse-cdt.peripheral-inspector",
-
+        "eclipse-cdt.peripheral-inspector"
     ]
 }
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
index 488d4f1..22b683b 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -56,16 +56,34 @@
             "program": "${workspaceFolder}/build/Debug/src/riscv-vp",
             "arguments": "-v DEBUG --isa 'tgc5c|mu_p' --backend asmjit -f fw/hello-world/hello.elf",
             "openGdbConsole": true
+        },
+        {
+            "type": "gdb",
+            "request": "launch",
+            "name": "64bit VP with Linux",
+            "cwd": "${workspaceRoot}",
+            "program": "${workspaceFolder}/build/Debug/src/riscv-vp",
+            "arguments": "--isa 'rv64gc|msu_vp' -v DEBUG --disass -l run.log -f build/Linux4TGC/opensbi/build/platform/riscv_vp/firmware/fw_payload.elf -m 40ms",
+            "openGdbConsole": true
+        },
+        {
+            "type": "gdb",
+            "request": "launch",
+            "name": "64bit VP with Linux with gdbserver",
+            "cwd": "${workspaceRoot}",
+            "program": "${workspaceFolder}/build/Debug/src/riscv-vp",
+            "arguments": "--isa 'rv64gc|msu_vp' -f build/Linux4TGC/opensbi/build/platform/riscv_vp/firmware/fw_payload.elf -m 40ms -g 10000",
+            "openGdbConsole": true
         }
     ],
     "compounds": [
         {
             "name": "FW-Debug 32bit",
-            "configurations": ["32bit VP with gdbserver", "Attach to VP"]
+            "configurations": ["32bit VP with gdbserver", "Attach GDB to VP"]
         },
         {
             "name": "FW-Debug 64bit",
-            "configurations": ["64bit VP with gdbserver", "Attach to VP"]
+            "configurations": ["64bit VP with gdbserver", "Attach GDB to VP"]
         }
     ]
 }
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 347762a..4f9123e 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -2,7 +2,7 @@
     "files.associations": {
         "platform.h": "c"
     },
-    "debug.allowBreakpointsEverywhere": true,
+    "debug.disassemblyView.showSourceCode": true,
     "editor.rulers": [
         {
             "column": 140,
@@ -14,10 +14,15 @@
         "--background-index",
         "--compile-commands-dir=${workspaceFolder}/build"
     ],
+    "cmake.buildDirectory": "${workspaceFolder}/build",
     "cmake.copyCompileCommands": "${workspaceFolder}/build/compile_commands.json",
     "cmake.options.statusBarVisibility": "hidden",
     "cmake.options.advanced": {
         "configure": {"projectStatusVisibility": "visible"},
         "build": {"statusBarVisibility": "visible"}
+    },
+    "todo-tree.ripgrep.ripgrep": "/bin/rg",
+    "files.watcherExclude": {
+        "**/target": true
     }
 }
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7418014..d5d92d1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -77,8 +77,6 @@ if(NOT LIBS_ONLY)
 	add_subdirectory(src)
 endif()
 
-find_package(ClangFormat)
-
 if(FW_BUILD)
 	include(FetchContent)
 	set(FETCHCONTENT_BASE_DIR ${CMAKE_CURRENT_BINARY_DIR}/..)
diff --git a/dbt-rise-core b/dbt-rise-core
index b0fd676..e60892d 160000
--- a/dbt-rise-core
+++ b/dbt-rise-core
@@ -1 +1 @@
-Subproject commit b0fd6762be2a39e4b05667f71778be4fb1bd6019
+Subproject commit e60892d2f9645231d24b02c864b6583ffda0c327
diff --git a/dbt-rise-riscv b/dbt-rise-riscv
index c99d195..1260c9d 160000
--- a/dbt-rise-riscv
+++ b/dbt-rise-riscv
@@ -1 +1 @@
-Subproject commit c99d195faa93daaa9f00f52ee13408c76443e302
+Subproject commit 1260c9db5ec97242d07b20254654a057db3e7288
diff --git a/scc b/scc
index badc373..214d4fc 160000
--- a/scc
+++ b/scc
@@ -1 +1 @@
-Subproject commit badc373aae58a9745dac803862edb522e6674321
+Subproject commit 214d4fc7b0faad1918ef42ecda34b046569c6642
diff --git a/src/CLIParser.cpp b/src/CLIParser.cpp
index fa2ddea..f72d5b1 100644
--- a/src/CLIParser.cpp
+++ b/src/CLIParser.cpp
@@ -41,10 +41,8 @@ CLIParser::CLIParser(int argc, char* argv[])
     auto log_level = vm_["verbose"].as<scc::log>();
     auto log_level_num = static_cast<unsigned>(log_level);
     LOGGER(DEFAULT)::reporting_level() = logging::as_log_level(log_level_num > 6 ? 6 : log_level_num);
-    LOGGER(connection)::reporting_level() =
-        logging::as_log_level(log_level_num > 4 ? log_level_num - 1 : log_level_num);
-    LOGGER(dbt_rise_iss)::reporting_level() =
-        logging::as_log_level(log_level_num > 4 ? log_level_num - 1 : log_level_num);
+    LOGGER(connection)::reporting_level() = logging::as_log_level(log_level_num > 4 ? log_level_num - 1 : log_level_num);
+    LOGGER(dbt_rise_iss)::reporting_level() = logging::as_log_level(log_level_num > 4 ? log_level_num - 1 : log_level_num);
     ///////////////////////////////////////////////////////////////////////////
     // configure logging
     ///////////////////////////////////////////////////////////////////////////
@@ -57,8 +55,8 @@ CLIParser::CLIParser(int argc, char* argv[])
     scc::stream_redirection cerr_redir(std::cerr, scc::log::ERROR);
     sc_core::sc_report_handler::set_actions("/IEEE_Std_1666/deprecated", sc_core::SC_DO_NOTHING);
     sc_core::sc_report_handler::set_actions(sc_core::SC_ID_MORE_THAN_ONE_SIGNAL_DRIVER_, sc_core::SC_DO_NOTHING);
-    sc_core::sc_report_handler::set_actions(sc_core::SC_ERROR, sc_core::SC_LOG | sc_core::SC_CACHE_REPORT |
-                                                                   sc_core::SC_DISPLAY | sc_core::SC_STOP);
+    sc_core::sc_report_handler::set_actions(sc_core::SC_ERROR,
+                                            sc_core::SC_LOG | sc_core::SC_CACHE_REPORT | sc_core::SC_DISPLAY | sc_core::SC_STOP);
 }
 
 void CLIParser::build() {
@@ -100,6 +98,8 @@ void CLIParser::build() {
                     "set th ename of the trace file")
             ("max_time,m", po::value<std::string>(),
                     "maximum time to run")
+            ("heartbeat", po::value<std::string>()->default_value("0"),
+                    "print a heartbeat message at specifeid time intervals")
             ("config-file,c", po::value<std::string>()->default_value(""),
                     "read configuration from file")
             ("plugin,p", po::value<std::vector<std::string>>(),
diff --git a/src/sc_main.cpp b/src/sc_main.cpp
index 21c2276..0b573ed 100644
--- a/src/sc_main.cpp
+++ b/src/sc_main.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019 -2021 MINRES Technolgies GmbH
+ * Copyright (c) 2019 -2025 MINRES Technolgies GmbH
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -22,7 +22,6 @@
 #include <boost/program_options.hpp>
 #include <fstream>
 #include <iostream>
-#include <sstream>
 #ifdef ERROR
 #undef ERROR
 #endif
@@ -31,7 +30,6 @@ const std::string core_path{"tb.top.core_complex"};
 
 using namespace sysc;
 using namespace sc_core;
-namespace po = boost::program_options;
 
 namespace {
 const size_t ERRORR_IN_COMMAND_LINE = 1;
@@ -60,7 +58,7 @@ int sc_main(int argc, char* argv[]) {
     ///////////////////////////////////////////////////////////////////////////
     // create the performance estimation module
     ///////////////////////////////////////////////////////////////////////////
-    scc::perf_estimator estimator;
+    scc::perf_estimator estimator(scc::parse_from_string(parser.get<std::string>("heartbeat")));
     ///////////////////////////////////////////////////////////////////////////
     // set up configuration
     ///////////////////////////////////////////////////////////////////////////
@@ -72,9 +70,8 @@ int sc_main(int argc, char* argv[]) {
     std::unique_ptr<scc::configurable_tracer> tracer;
     if(auto trace_level = parser.get<unsigned>("trace-level")) {
         auto file_name = parser.get<std::string>("trace-file");
-        auto enable_sig_trace = (trace_level & 0x1) != 0; // bit0 enables sig trace
-        auto tx_trace_type =
-            static_cast<scc::tracer::file_type>(trace_level >> 1); // bit3-bit1 define the kind of transaction trace
+        auto enable_sig_trace = (trace_level & 0x1) != 0;                           // bit0 enables sig trace
+        auto tx_trace_type = static_cast<scc::tracer::file_type>(trace_level >> 1); // bit3-bit1 define the kind of transaction trace
         auto trace_default_on = parser.is_set("trace-default-on");
         if(parser.is_set("trace-default-off"))
             cfg.set_value("scc_tracer.default_trace_enable", false);
@@ -102,8 +99,7 @@ int sc_main(int argc, char* argv[]) {
     cfg.configure();
     std::unique_ptr<scc::hierarchy_dumper> dumper;
     if(parser.is_set("dump-structure"))
-        dumper.reset(
-            new scc::hierarchy_dumper(parser.get<std::string>("dump-structure"), scc::hierarchy_dumper::D3JSON));
+        dumper.reset(new scc::hierarchy_dumper(parser.get<std::string>("dump-structure"), scc::hierarchy_dumper::D3JSON));
     ///////////////////////////////////////////////////////////////////////////
     // overwrite config with command line settings
     ///////////////////////////////////////////////////////////////////////////
@@ -121,8 +117,7 @@ int sc_main(int argc, char* argv[]) {
         tlm::tlm_global_quantum::instance().set(sc_core::sc_time(parser.get<unsigned>("quantum"), sc_core::SC_NS));
     if(parser.is_set("reset")) {
         auto str = parser.get<std::string>("reset");
-        uint64_t start_address =
-            str.find("0x") == 0 ? std::stoull(str.substr(2), nullptr, 16) : std::stoull(str, nullptr, 10);
+        uint64_t start_address = str.find("0x") == 0 ? std::stoull(str.substr(2), nullptr, 16) : std::stoull(str, nullptr, 10);
         cfg.set_value(core_path + ".reset_address", start_address);
     }
     if(parser.is_set("disass")) {
diff --git a/src/vp/gen/PipelinedMemoryBusToApbBridge.h b/src/vp/gen/PipelinedMemoryBusToApbBridge.h
index 2bdb616..ce22cb1 100644
--- a/src/vp/gen/PipelinedMemoryBusToApbBridge.h
+++ b/src/vp/gen/PipelinedMemoryBusToApbBridge.h
@@ -18,5 +18,5 @@ const std::array<scc::target_memory_map_entry<scc::LT>, 7> PipelinedMemoryBusToA
     {aclint.socket, 0x30000, 0xc000},
     {irq_ctrl.socket, 0x40000, 0x8},
     {qspi.socket, 0x50000, 0x5c},
-    {boot_rom.target, 0x80000, 0x2000},
+    {boot_rom.target, 0x80000, 0x100000},
 }};
diff --git a/src/vp/system.cpp b/src/vp/system.cpp
index 3d48159..b95f16f 100644
--- a/src/vp/system.cpp
+++ b/src/vp/system.cpp
@@ -15,6 +15,7 @@ namespace vp {
 using namespace sc_core;
 using namespace vpvper::minres;
 
+SC_HAS_PROCESS(system); // NOLINT
 system::system(sc_core::sc_module_name nm)
 : sc_core::sc_module(nm)
 , NAMED(ahb_router, 3, 2)
@@ -24,17 +25,13 @@ system::system(sc_core::sc_module_name nm)
     core_complex.ibus(ahb_router.target[0]);
     core_complex.dbus(ahb_router.target[1]);
 
-    ahb_router.initiator.at(0)(qspi.xip_sck);
-    ahb_router.set_target_range(0, 0x20000000, 16_MB);
-    ahb_router.initiator.at(1)(mem_ram.target);
-    ahb_router.set_target_range(1, 0x00000000, 128_kB);
-    ahb_router.initiator.at(2)(apbBridge.target[0]);
-    ahb_router.set_target_range(2, 0x10000000, 256_MB);
+    ahb_router.bind_target(qspi.xip_sck, 0, 0x20000000, 16_MB);
+    ahb_router.bind_target(mem_ram.target, 1, 0x00000000, 32_MB);
+    ahb_router.bind_target(apbBridge.target[0], 2, 0x10000000, 256_MB);
 
     size_t i = 0;
     for(const auto& e : PipelinedMemoryBusToApbBridge_map) {
-        apbBridge.initiator.at(i)(e.target);
-        apbBridge.set_target_range(i, e.start, e.size);
+        apbBridge.bind_target(e.target, i, e.start, e.size);
         i++;
     }
 
diff --git a/src/vp/system.h b/src/vp/system.h
index dfb2ca3..025892f 100644
--- a/src/vp/system.h
+++ b/src/vp/system.h
@@ -30,8 +30,6 @@ namespace vp {
 
 class system : public sc_core::sc_module {
 public:
-    SC_HAS_PROCESS(system); // NOLINT
-
     sc_core::sc_vector<sc_core::sc_out<bool>> pins_o{"pins_o", 32};
     sc_core::sc_vector<sc_core::sc_out<bool>> pins_oe_o{"pins_oe_o", 32};
     sc_core::sc_vector<sc_core::sc_in<bool>> pins_i{"pins_i", 32};
@@ -57,8 +55,8 @@ private:
     vpvper::minres::irq_tl irq_ctrl{"irq_ctrl"};
     vpvper::minres::qspi_tl qspi{"qspi"};
 
-    scc::memory<128_kB, scc::LT> mem_ram{"mem_ram"};
-    scc::memory<8_kB, scc::LT> boot_rom{"boot_rom"};
+    scc::memory<32_MB, scc::LT> mem_ram{"mem_ram"};
+    scc::memory<1_MB, scc::LT> boot_rom{"boot_rom"};
 
     sc_core::sc_signal<sc_core::sc_time> mtime_clk{"mtime_clk"};
     sc_core::sc_signal<bool, sc_core::SC_MANY_WRITERS> rst_s{"rst_s"}, mtime_int_s{"mtime_int_s"}, msip_int_s{"msip_int_s"};
diff --git a/src/vp/tb.h b/src/vp/tb.h
index aeba73f..29b315c 100644
--- a/src/vp/tb.h
+++ b/src/vp/tb.h
@@ -20,6 +20,7 @@ public:
     tb(sc_core::sc_module_name const& nm);
     vp::system top{"top"};
     vpvper::generic::rst_gen rst_gen{"rst_gen"};
+    vpvper::generic::terminal term;
     sc_core::sc_signal<bool> rst_n{"rst_n"};
     sc_core::sc_vector<sc_core::sc_signal<bool>> pins_o{"pins_o", 32};
     sc_core::sc_vector<sc_core::sc_signal<bool>> pins_oe_o{"pins_oe_o", 32};