[FL-2554] Embedded arm-none-eabi toolchain (#1351)

SConstruct

@@ -8,6 +8,8 @@
 
 import os
 
+EnsurePythonVersion(3, 8)
+
 DefaultEnvironment(tools=[])
 # Progress(["OwO\r", "owo\r", "uwu\r", "owo\r"], interval=15)
 
@@ -32,7 +34,7 @@ coreenv["ROOT_DIR"] = Dir(".")
 # Create a separate "dist" environment and add construction envs to it
 distenv = coreenv.Clone(
     tools=["fbt_dist", "openocd", "blackmagic"],
-    OPENOCD_GDB_PIPE=["|openocd -c 'gdb_port pipe' ${[SINGLEQUOTEFUNC(OPENOCD_OPTS)]}"],
+    OPENOCD_GDB_PIPE=["|openocd -c 'gdb_port pipe; log_output debug/openocd.log' ${[SINGLEQUOTEFUNC(OPENOCD_OPTS)]}"],
     GDBOPTS_BASE=[
         "-ex",
         "target extended-remote ${GDBREMOTE}",