fbt: support for LOADER_AUTOSTART; post-build size stats (#1594)

* fbt: restored LOADER_AUTOSTART support
* scripts: added fwsize.py wrapper for size command; fbt: changed size post-build stats to fwsize.py call
* fbt: removed size wrapper
* fbt: added stats for binary flash size in pages
* fbt: hint on build options details
* scripts: fixed fwsize.py for *nix

site_scons/commandline.scons

@@ -174,6 +174,12 @@ vars.Add(
     default="update_default",
 )
 
+vars.Add(
+    "LOADER_AUTOSTART",
+    help="Application name to automatically run on Flipper boot",
+    default="",
+)
+
 
 vars.Add(
     "FIRMWARE_APPS",

site_scons/fbt/appmanifest.py

@@ -200,8 +200,9 @@ class ApplicationsCGenerator:
         FlipperAppType.STARTUP: ("FlipperOnStartHook", "FLIPPER_ON_SYSTEM_START"),
     }
 
-    def __init__(self, buildset: AppBuildset):
+    def __init__(self, buildset: AppBuildset, autorun_app: str = ""):
         self.buildset = buildset
+        self.autorun = autorun_app
 
     def get_app_ep_forward(self, app: FlipperApplication):
         if app.apptype == FlipperAppType.STARTUP:
@@ -219,7 +220,11 @@ class ApplicationsCGenerator:
      .flags = {'|'.join(f"FlipperApplicationFlag{flag}" for flag in app.flags)} }}"""
 
     def generate(self):
-        contents = ['#include "applications.h"', "#include <assets_icons.h>"]
+        contents = [
+            '#include "applications.h"',
+            "#include <assets_icons.h>",
+            f'const char* FLIPPER_AUTORUN_APP_NAME = "{self.autorun}";',
+        ]
         for apptype in self.APP_TYPE_MAP:
             contents.extend(
                 map(self.get_app_ep_forward, self.buildset.get_apps_of_type(apptype))

site_scons/site_tools/crosscc.py

@@ -7,7 +7,6 @@ from SCons.Tool import gnulink
 import strip
 import gdb
 import objdump
-import size
 
 from SCons.Action import _subproc
 import subprocess
@@ -38,7 +37,7 @@ def _get_tool_version(env, tool):
 
 
 def generate(env, **kw):
-    for orig_tool in (asm, gcc, gxx, ar, gnulink, strip, gdb, objdump, size):
+    for orig_tool in (asm, gcc, gxx, ar, gnulink, strip, gdb, objdump):
         orig_tool.generate(env)
     env.SetDefault(
         TOOLCHAIN_PREFIX=kw.get("toolchain_prefix"),
@@ -57,7 +56,6 @@ def generate(env, **kw):
             "GDB",
             "GDBPY",
             "OBJDUMP",
-            "SIZE",
         ],
     )
     # Call CC to check version

site_scons/site_tools/fbt_apps.py

@@ -51,7 +51,7 @@ def DumpApplicationConfig(target, source, env):
 def build_apps_c(target, source, env):
     target_file_name = target[0].path
 
-    gen = ApplicationsCGenerator(env["APPBUILD"])
+    gen = ApplicationsCGenerator(env["APPBUILD"], env.subst("$LOADER_AUTOSTART"))
     with open(target_file_name, "w") as file:
         file.write(gen.generate())
 

site_scons/site_tools/size.py

@@ -1,24 +0,0 @@
-from SCons.Builder import Builder
-from SCons.Action import Action
-
-
-def generate(env):
-    env.SetDefault(
-        SIZE="size",
-        SIZEFLAGS=[],
-        SIZECOM="$SIZE $SIZEFLAGS $TARGETS",
-    )
-    env.Append(
-        BUILDERS={
-            "ELFSize": Builder(
-                action=Action(
-                    "${SIZECOM}",
-                    "${SIZECOMSTR}",
-                ),
-            ),
-        }
-    )
-
-
-def exists(env):
-    return True