diff --git a/.envrc b/.envrc
index bdad7ec..bcdccba 100644
--- a/.envrc
+++ b/.envrc
@@ -3,6 +3,8 @@ if [ $distro == "CentOS" ]; then
     . /opt/rh/devtoolset-8/enable
     . /opt/rh/llvm-toolset-7/enable
     . /opt/rh/rh-python38/enable
+elif [ $distro == "Rocky" ]; then
+    . /opt/rh/gcc-toolset-11/enable
 fi
 module load ./Modulefile
 layout python3
diff --git a/.gitignore b/.gitignore
index cec994f..9dbfbf8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,5 +19,5 @@ CMakeSettings.json
 /src-gen/
 /*.json
 /cfg.yaml
-/.direnv
-/.cache
\ No newline at end of file
+/.direnv/
+/.envrc.eyck
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 877621e..a0bfce7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -80,9 +80,6 @@ set(CONAN_PACKAGE_LIST
 set(CONAN_PACKAGE_OPTIONS fmt:header_only=True ${CONAN_BOOST_OPTIONS})
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND WITH_TCC)
     list(APPEND CONAN_PACKAGE_LIST seasocks/1.4.4)
-    if(WITH_TCC)
-    	list(APPEND CONAN_PACKAGE_LIST tcc/0.9.27)
-   	endif()
 	list(APPEND CONAN_PACKAGE_OPTIONS lua:compile_as_cpp=False )
 endif()
 if(WITH_LLVM)
@@ -90,7 +87,7 @@ if(WITH_LLVM)
 	list(APPEND CONAN_PACKAGE_OPTIONS libiconv:shared=False)
 endif()
 if(WITH_ASMJIT)
-    list(APPEND CONAN_PACKAGE_LIST asmjit/cci.20230325)
+    list(APPEND CONAN_PACKAGE_LIST asmjit/cci.20240531)
     list(APPEND CONAN_PACKAGE_OPTIONS asmjit:shared=False)
 endif()
 if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/tgc-iss/dbt-rise-plugins)
@@ -100,12 +97,9 @@ endif()
 
 if(NOT USE_CWR_SYSTEMC AND NOT USE_NCSC_SYSTEMC AND NOT DEFINED ENV{SYSTEMC_HOME})
 	set(CONAN_PACKAGE_LIST ${CONAN_PACKAGE_LIST}
-	    systemc/2.3.3
-	    systemc-cci/1.0.0
-	    ) 
+	    systemc/2.3.4) 
 	set(CONAN_PACKAGE_OPTIONS ${CONAN_PACKAGE_OPTIONS}
 	    systemc:shared=${SHARED_FLAG}
-	    systemc-cci:shared=${SHARED_FLAG}
 	    systemc:disable_virtual_bind=False)
 endif()
 
@@ -195,7 +189,7 @@ if(FW_BUILD)
 	if(NOT riscvfw_POPULATED)
 	  	FetchContent_Populate(riscvfw)
 	endif()
-	set(BOARD tgc-vp)
+	set(BOARD tgc_vp)
  	add_subdirectory(${riscvfw_SOURCE_DIR})
 endif()
 
diff --git a/README.md b/README.md
index 325fddc..51496b6 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,6 @@ Using gitpod you can run the VP in the cloud. Just visit [Gitpod.io](https://www
 and follow the instructions. After the build finished you can run
 
 ```
-
 build/src/tgc-vp -f fw/hello-world/prebuilt/hello.elf
 
 ```
@@ -20,7 +19,6 @@ build/src/tgc-vp -f fw/hello-world/prebuilt/hello.elf
 or use ctest:
 
 ```
-
 cd build
 ctest
 
@@ -38,61 +36,39 @@ You will see on console the prints of the hello world firmware at fw/hello-world
 * install conan.io (see also http://docs.conan.io/en/latest/installation.html):
   
   ```
-
-  pip3 install --user conan
-
+  pip3 install --user 'conan<2.0'
   ```
   
-  It is advised to use conan version 1.36 or newer. In case of an older version please run
-  
-  ```sh
-
-  pip3 install --user --upgrade conan
-
-  ``` 
-  
   Installing conan for the first time you need to create a profile:
   
   ```
-  
   conan profile create default --detect
-  
   ```
   
 * checkout source from git
 
   ```sh
-
   git clone --recursive -b develop https://github.com/Minres/TGC-VP.git 
-
   ``` 
 
 * start an out-of-source build:
   
   ```
-
   cd TGC-VP
-  mkdir build
-  cd build
-  cmake ..
-  make -j tgc-vp
-
+  cmake -S . -B build
+  cmake --build build -j tgc-vp
   ```
   
 * run the VP with pre-built firmware
 
   ```
-
   ctest
-
   ```
 
   or
 
   ```
-
-  src/tgc-vp -f ../fw/hello-world/prebuild/hello.elf 
-
+  src/tgc-vp -f fw/hello-world/prebuild/hello.elf 
   ```
   
 To rebuild the firmware you need to install a RISC-V toolchain like https://github.com/riscv/riscv-tools.
@@ -107,8 +83,6 @@ You need to have to following installed:
 
 * Visual Studio 2019 (community edition is sufficient) with C/C++ support
 * Python 3.6 or newer
-* SystemC 2.3.3 and SystemC-CCI 1.0.0. Both should be installed into the same location and the 
-  environment variable SYSTEMC_HOME should point to it
 * Conan (https://conan.io/) version 1.36 or newer. If python is installed this can be installed using pip
   (see above in [Quick start](#quick-start))
   
@@ -117,9 +91,7 @@ You need to have to following installed:
 Create a project at the location of the git workarea. This can be done 
 
 ```
-
 devenv <path to checkout>
-
 ```
 
 The build steps are as described in the VS documentation for CMake based projects.
diff --git a/fw/bsp b/fw/bsp
deleted file mode 160000
index 71c7fd6..0000000
--- a/fw/bsp
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 71c7fd698176a45313b50428905837b444050aa9
diff --git a/requirements.txt b/requirements.txt
index ec2cd9c..5cbe7e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-conan<2.0
\ No newline at end of file
+conan==1.59
diff --git a/scc b/scc
index aa3769f..59d07fb 160000
--- a/scc
+++ b/scc
@@ -1 +1 @@
-Subproject commit aa3769fd5b313bdfd1ac66b94710c5b2b834e9a4
+Subproject commit 59d07fbc6678f5676dc508925ed1982007e350f1
diff --git a/tgc-iss/dbt-rise-core b/tgc-iss/dbt-rise-core
index 039aad4..b725ff3 160000
--- a/tgc-iss/dbt-rise-core
+++ b/tgc-iss/dbt-rise-core
@@ -1 +1 @@
-Subproject commit 039aad46939353ed31cd801f978853835a4f6c6d
+Subproject commit b725ff307be15ae274b5b4e97bcb73856212b1b4
diff --git a/tgc-iss/dbt-rise-tgc b/tgc-iss/dbt-rise-tgc
index f4f90c5..fd303c8 160000
--- a/tgc-iss/dbt-rise-tgc
+++ b/tgc-iss/dbt-rise-tgc
@@ -1 +1 @@
-Subproject commit f4f90c5e65573d3bc979f447e3f78f794499d36e
+Subproject commit fd303c83436fabe397af73686abd0d1158de27a3
diff --git a/vpvper b/vpvper
index 899316d..c7453a4 160000
--- a/vpvper
+++ b/vpvper
@@ -1 +1 @@
-Subproject commit 899316db7ec527a46c968199a9c0e0f64e48fc2b
+Subproject commit c7453a4fc3e7eb1e9c52a168f847e36c625fe7cc