diff --git a/common.mk b/common.mk
index 76705a7fdc..6e47e39374 100644
--- a/common.mk
+++ b/common.mk
@@ -57,6 +57,7 @@ HELP_COMMANDS += \
 # see HELP_COMPILATION_VARIABLES
 #########################################################################################
 include $(base_dir)/generators/cva6/cva6.mk
+include $(base_dir)/generators/ibex/ibex.mk
 include $(base_dir)/generators/tracegen/tracegen.mk
 include $(base_dir)/generators/nvdla/nvdla.mk
 include $(base_dir)/tools/dromajo/dromajo.mk
@@ -174,7 +175,7 @@ MFC_BASE_LOWERING_OPTIONS = emittedLineLength=2048,noAlwaysComb,disallowLocalVar
 # hack: lower to low firrtl if Fixed types are found
 # hack: when using dontTouch, io.cpu annotations are not removed by SFC,
 # hence we remove them manually by using jq before passing them to firtool
-$(SFC_LEVEL) $(EXTRA_FIRRTL_OPTIONS) $(FINAL_ANNO_FILE) $(MFC_LOWERING_OPTIONS) &: $(FIRRTL_FILE) $(EXTRA_ANNO_FILE) $(SFC_EXTRA_ANNO_FILE)
+$(SFC_LEVEL) $(EXTRA_FIRRTL_OPTIONS) $(FINAL_ANNO_FILE) $(MFC_LOWERING_OPTIONS) &: $(FIRRTL_FILE) $(EXTRA_ANNO_FILE) $(SFC_EXTRA_ANNO_FILE) $(VLOG_SOURCES)
 ifeq (,$(ENABLE_CUSTOM_FIRRTL_PASS))
 	$(eval SFC_LEVEL := $(if $(shell grep "Fixed<" $(FIRRTL_FILE)), low, none))
 	$(eval EXTRA_FIRRTL_OPTIONS += $(if $(shell grep "Fixed<" $(FIRRTL_FILE)), $(SFC_REPL_SEQ_MEM),))
@@ -191,7 +192,7 @@ endif
 	if [ $(SFC_LEVEL) = none ]; then cat $(EXTRA_ANNO_FILE) > $(FINAL_ANNO_FILE); fi
 
 $(SFC_MFC_TARGETS) &: private TMP_DIR := $(shell mktemp -d -t cy-XXXXXXXX)
-$(SFC_MFC_TARGETS) &: $(FIRRTL_FILE) $(FINAL_ANNO_FILE) $(VLOG_SOURCES) $(SFC_LEVEL) $(EXTRA_FIRRTL_OPTIONS)
+$(SFC_MFC_TARGETS) &: $(FIRRTL_FILE) $(FINAL_ANNO_FILE) $(SFC_LEVEL) $(EXTRA_FIRRTL_OPTIONS)
 	rm -rf $(GEN_COLLATERAL_DIR)
 	$(call run_scala_main,tapeout,barstools.tapeout.transforms.GenerateModelStageMain,\
 		--no-dedup \
@@ -204,7 +205,7 @@ $(SFC_MFC_TARGETS) &: $(FIRRTL_FILE) $(FINAL_ANNO_FILE) $(VLOG_SOURCES) $(SFC_LE
 		--allow-unrecognized-annotations \
 		-X $(SFC_LEVEL) \
 		$(EXTRA_FIRRTL_OPTIONS))
-	-mv $(SFC_FIRRTL_BASENAME).lo.fir $(SFC_FIRRTL_FILE) # Optionally change file type when SFC generates LowFIRRTL
+	-mv $(SFC_FIRRTL_BASENAME).lo.fir $(SFC_FIRRTL_FILE) 2> /dev/null # Optionally change file type when SFC generates LowFIRRTL
 	@if [ $(SFC_LEVEL) = low ]; then cat $(SFC_ANNO_FILE) | jq 'del(.[] | select(.target | test("io.cpu"))?)' > $(TMP_DIR)/unnec-anno-deleted.sfc.anno.json; fi
 	@if [ $(SFC_LEVEL) = low ]; then cat $(TMP_DIR)/unnec-anno-deleted.sfc.anno.json | jq 'del(.[] | select(.class | test("SRAMAnnotation"))?)' > $(TMP_DIR)/unnec-anno-deleted2.sfc.anno.json; fi
 	@if [ $(SFC_LEVEL) = low ]; then cat $(TMP_DIR)/unnec-anno-deleted2.sfc.anno.json > $(SFC_ANNO_FILE) && rm $(TMP_DIR)/unnec-anno-deleted.sfc.anno.json && rm $(TMP_DIR)/unnec-anno-deleted2.sfc.anno.json; fi
@@ -226,7 +227,7 @@ $(SFC_MFC_TARGETS) &: $(FIRRTL_FILE) $(FINAL_ANNO_FILE) $(VLOG_SOURCES) $(SFC_LE
 		--split-verilog \
 		-o $(GEN_COLLATERAL_DIR) \
 		$(SFC_FIRRTL_FILE)
-	-mv $(SFC_SMEMS_CONF) $(MFC_SMEMS_CONF)
+	-mv $(SFC_SMEMS_CONF) $(MFC_SMEMS_CONF) 2> /dev/null
 	$(SED) -i 's/.*/& /' $(MFC_SMEMS_CONF) # need trailing space for SFC macrocompiler
 # DOC include end: FirrtlCompiler
 
diff --git a/generators/chipyard/src/main/resources/csrc/cospike.cc b/generators/chipyard/src/main/resources/csrc/cospike.cc
index 6b1e9c3b05..fa0513d7c4 100644
--- a/generators/chipyard/src/main/resources/csrc/cospike.cc
+++ b/generators/chipyard/src/main/resources/csrc/cospike.cc
@@ -70,7 +70,7 @@ extern "C" void cospike_cosim(long long int cycle,
   if (!sim) {
     printf("Configuring spike cosim\n");
     std::vector<mem_cfg_t> mem_cfg;
-    std::vector<int> hartids;
+    std::vector<size_t> hartids;
     mem_cfg.push_back(mem_cfg_t(info->mem0_base, info->mem0_size));
     for (int i = 0; i < info->nharts; i++)
       hartids.push_back(i);
diff --git a/generators/chipyard/src/main/resources/csrc/spiketile.cc b/generators/chipyard/src/main/resources/csrc/spiketile.cc
index bedc41f346..4d2bb8a566 100644
--- a/generators/chipyard/src/main/resources/csrc/spiketile.cc
+++ b/generators/chipyard/src/main/resources/csrc/spiketile.cc
@@ -75,7 +75,7 @@ class chipyard_simif_t : public simif_t
   void dcache_d(uint64_t sourceid, uint64_t data[8], unsigned char has_data, unsigned char grantack);
   void drain_stq();
   bool stq_empty() { return st_q.size() == 0; };
-  
+
   ~chipyard_simif_t() { };
   chipyard_simif_t(size_t icache_ways,
                    size_t icache_sets,
@@ -262,7 +262,7 @@ extern "C" void spike_tile(int hartid, char* isa,
                            endianness_little,
                            pmpregions,
                            std::vector<mem_cfg_t>(),
-                           std::vector<int>(),
+                           std::vector<size_t>(),
                            false,
                            0);
     processor_t* p = new processor_t(isa_parser,
@@ -488,7 +488,7 @@ bool chipyard_simif_t::mmio_load(reg_t addr, size_t len, uint8_t* bytes) {
       }
     }
   }
-  
+
   if (!found) {
     return false;
   }
@@ -576,7 +576,7 @@ bool chipyard_simif_t::handle_cache_access(reg_t addr, size_t len,
       }
     }
   }
-  
+
 #define SETIDX(ADDR) ((ADDR >> 6) & (n_sets - 1))
   uint64_t setidx = SETIDX(addr);
   uint64_t offset = addr & (64 - 1);
diff --git a/generators/ibex b/generators/ibex
index 5a512227d8..626127f229 160000
--- a/generators/ibex
+++ b/generators/ibex
@@ -1 +1 @@
-Subproject commit 5a512227d8f6d2929cc354c02d40200002e661e5
+Subproject commit 626127f229dd6dc926b7670eb4dd138f32a7940a
diff --git a/scripts/build-toolchain-extra.sh b/scripts/build-toolchain-extra.sh
index 0914f23afa..049e342489 100755
--- a/scripts/build-toolchain-extra.sh
+++ b/scripts/build-toolchain-extra.sh
@@ -113,6 +113,7 @@ fi
 
 echo '==>  Installing DRAMSim2 Shared Library'
 cd $RDIR
+git submodule update --init tools/DRAMSim2
 cd tools/DRAMSim2
 make libdramsim.so
 cp libdramsim.so $RISCV/lib/