Add patches and update build instructions

README.md

@@ -42,3 +42,26 @@ Furthermore, these apps are also built-in for convenience:
 - /builtin/apps: apps that are builtin and necessary for minimal facilities (launcher, wificonf, appstore etc)
 - /builtin/res/mipmap-mdpi/default_icon_64x64.bin: default icon for apps that don't have one
 
+# Building
+
+mkdir ~/sources/
+cd ~/sources/
+
+git clone https://github.com/LightningPiggy/PiggyOS.git
+
+git clone https://github.com/bixb922/freezeFS
+~/sources/PiggyOS/scripts/build_freezefs_mount_builtin.sh
+
+git clone https://github.com/cnadler86/micropython-camera-API
+echo 'include("~/sources/lvgl_micropython/build/manifest.py")' >> micropython-camera-API/src/manifest.py
+
+git clone https://github.com/lvgl-micropython/lvgl_micropython
+# TODO: apply patches from ~/sources/PiggyOS/patches/
+
+cp ~/sources/PiggyOS/patches/lv_conf.h lvgl_micropython/lib/
+
+cd lvgl_micropython/
+~/sources/PiggyOS/scripts/build_lvgl_micropython.sh
+
+# Now install it with:
+~/sources/PiggyOS/scripts/flash_over_usb.sh

patches/freezeFS_fix_glob_python_3.9.patch

@@ -0,0 +1,16 @@
+diff --git a/freezefs/archive.py b/freezefs/archive.py
+index 843090d..26e2029 100644
+--- a/freezefs/archive.py
++++ b/freezefs/archive.py
+@@ -87,8 +87,9 @@ def to_python(  pc_infolder, pc_outfile,
+         
+     # Get files
+     files = []
+-    for path in glob( "**", root_dir=pc_infolder, recursive=True ):
+-        fo = FileObject( pc_infolder, Path( path ), request_compression, level, wbits )
++    for path in glob(os.path.join(pc_infolder, "**"), recursive=True):
++        rel_path = os.path.relpath(path, pc_infolder)
++        fo = FileObject(pc_infolder, Path(rel_path), request_compression, level, wbits)
+         files.append( fo )
+ 
+     # Generate output        

patches/lvgl_micropython_lib_micropython_add_cnadler86_esp32-camera.patch

@@ -0,0 +1,10 @@
+diff --git a/ports/esp32/main_esp32s3/idf_component.yml b/ports/esp32/main_esp32s3/idf_component.yml
+index 05ab2f2..0ce3878 100644
+--- a/ports/esp32/main_esp32s3/idf_component.yml
++++ b/ports/esp32/main_esp32s3/idf_component.yml
+@@ -4,3 +4,5 @@ dependencies:
+   espressif/esp_tinyusb: "~1.0.0"
+   idf:
+     version: ">=5.0.4"
++  espressif/esp32-camera:
++    git: https://github.com/cnadler86/esp32-camera.git

patches/lvgl_micropython_lib_micropython_fix_mpremote.patch

@@ -0,0 +1,14 @@
+diff --git a/tools/mpremote/mpremote/main.py b/tools/mpremote/mpremote/main.py
+index e6e3970..5501fa4 100644
+--- a/tools/mpremote/mpremote/main.py
++++ b/tools/mpremote/mpremote/main.py
+@@ -477,7 +477,8 @@ class State:
+         self.ensure_connected()
+         soft_reset = self._auto_soft_reset if soft_reset is None else soft_reset
+         if soft_reset or not self.transport.in_raw_repl:
+-            self.transport.enter_raw_repl(soft_reset=soft_reset)
++            #self.transport.enter_raw_repl(soft_reset=soft_reset)
++            self.transport.enter_raw_repl(soft_reset=False)
+             self._auto_soft_reset = False
+ 
+     def ensure_friendly_repl(self):

patches/lvgl_micropython_lib_micropython_temperature_float.patch

@@ -0,0 +1,14 @@
+diff --git a/tools/mpremote/mpremote/main.py b/tools/mpremote/mpremote/main.py
+index e6e3970..5501fa4 100644
+--- a/tools/mpremote/mpremote/main.py
++++ b/tools/mpremote/mpremote/main.py
+@@ -477,7 +477,8 @@ class State:
+         self.ensure_connected()
+         soft_reset = self._auto_soft_reset if soft_reset is None else soft_reset
+         if soft_reset or not self.transport.in_raw_repl:
+-            self.transport.enter_raw_repl(soft_reset=soft_reset)
++            #self.transport.enter_raw_repl(soft_reset=soft_reset)
++            self.transport.enter_raw_repl(soft_reset=False)
+             self._auto_soft_reset = False
+ 
+     def ensure_friendly_repl(self):

scripts/build_lvgl_micropython.sh

@@ -0,0 +1,6 @@
+# Build for https://www.waveshare.com/wiki/ESP32-S3-Touch-LCD-2:
+# --ota: support Over-The-Air updates
+# --partition size: both OTA partitions are 4MB
+# --flash-size: total flash size is 16MB
+# 
+python3 make.py --ota --partition-size=4194304 --flash-size=16 esp32 BOARD=ESP32_GENERIC_S3 BOARD_VARIANT=SPIRAM_OCT DISPLAY=st7789 INDEV=cst816s USER_C_MODULE="/home/user/sources/micropython-camera-API/src/micropython.cmake" FROZEN_MANIFEST=manifest.py

scripts/flash_over_usb.sh

@@ -0,0 +1,4 @@
+fwfile="build/lvgl_micropy_ESP32_GENERIC_S3-SPIRAM_OCT-16.bin"
+ls -al "$fwfile"
+~/.espressif/python_env/idf5.2_py3.9_env/bin/python -m esptool --chip esp32s3 --before default_reset --after hard_reset write_flash --flash_mode dio --flash_size 16MB --flash_freq 80m --erase-all  0x0 "$fwfile"
+