diff --git a/src/host/CMakeLists.txt b/src/host/CMakeLists.txt
index 5679005..13a73ad 100644
--- a/src/host/CMakeLists.txt
+++ b/src/host/CMakeLists.txt
@@ -14,12 +14,19 @@ pico_add_subdirectory(pico_stdlib)
 pico_add_doxygen(${CMAKE_CURRENT_LIST_DIR})
 
 macro(pico_set_float_implementation TARGET IMPL)
+    # ignore
 endmacro()
 
 macro(pico_set_double_implementation TARGET IMPL)
+    # ignore
+endmacro()
+
+macro(pico_set_binary_type TARGET IMPL)
+    # ignore
 endmacro()
 
 macro(pico_set_boot_stage2 TARGET IMPL)
+    # ignore
 endmacro()
 
 set(PICO_HOST_DIR "${CMAKE_CURRENT_LIST_DIR}" CACHE INTERNAL "")
diff --git a/tools/elf2uf2/main.cpp b/tools/elf2uf2/main.cpp
index 07cd107..b66f082 100644
--- a/tools/elf2uf2/main.cpp
+++ b/tools/elf2uf2/main.cpp
@@ -59,16 +59,19 @@ struct address_range {
 
 typedef std::vector<address_range> address_ranges;
 
-#define MAIN_RAM_START 0x20000000u
-#define MAIN_RAM_END   0x20042000u
-#define FLASH_START    0x10000000u
-#define FLASH_END      0x15000000u
-#define XIP_SRAM_START 0x15000000u
-#define XIP_SRAM_END   0x15004000u
+#define MAIN_RAM_START        0x20000000u
+#define MAIN_RAM_END          0x20042000u
+#define FLASH_START           0x10000000u
+#define FLASH_END             0x15000000u
+#define XIP_SRAM_START        0x15000000u
+#define XIP_SRAM_END          0x15004000u
+#define MAIN_RAM_BANKED_START 0x21000000u
+#define MAIN_RAM_BANKED_END   0x21040000u
 
 const address_ranges rp2040_address_ranges_flash {
     address_range(FLASH_START, FLASH_END, address_range::type::CONTENTS),
-    address_range(MAIN_RAM_START, MAIN_RAM_END, address_range::type::NO_CONTENTS)
+    address_range(MAIN_RAM_START, MAIN_RAM_END, address_range::type::NO_CONTENTS),
+    address_range(MAIN_RAM_BANKED_START, MAIN_RAM_BANKED_END, address_range::type::NO_CONTENTS)
 };
 
 const address_ranges rp2040_address_ranges_ram {