spi

.gitignore

@@ -1,3 +1,4 @@
+/hid/.platformio/
 /hid/.pio/
 /pkg/
 /src/

PKGBUILD

@@ -56,6 +56,7 @@ depends=(
 	nginx-mainline
 	openssl
 	platformio
+	avrdude-svn
 	make
 	patch
 	sudo

hid/Makefile

@@ -4,6 +4,12 @@ ps2:
 	make _build E=ps2
 mixed:
 	make _build E=mixed
+usb-spi:
+	make _build E=usb_spi
+ps2-spi:
+	make _build E=ps2_spi
+mixed-spi:
+	make _build E=mixed_spi
 _build:
 	rm -f .current
 	platformio run --environment $(E)
@@ -15,11 +21,18 @@ upload:
 	platformio run --environment $(shell cat .current) --target upload
 
 
+bootloader-spi: install-bootloader-spi
+install-bootloader-spi: upload-bootloader-spi
+upload-bootloader-spi:
+	platformio run --environment bootloader_spi --target bootloader
+
+
 update:
 	platformio platform update
 
 
 clean-all: clean
+	rm -rf .platformio
 clean:
 	rm -rf .pio .current
 

hid/avrdude-rpi.conf

@@ -0,0 +1,7 @@
+programmer
+	id = "rpi";
+	desc = "RPi SPI programmer";
+	type = "linuxspi";
+	reset = 25;
+	baudrate = 400000;
+;

hid/avrdude.py

@@ -0,0 +1,53 @@
+# https://docs.platformio.org/en/latest/projectconf/advanced_scripting.html
+
+from os import rename
+from os import symlink
+from os.path import exists
+from os.path import join
+
+import platform
+
+Import("env")
+
+
+# =====
+def _get_tool_path() -> str:
+    path = env.PioPlatform().get_package_dir("tool-avrdude")
+    assert exists(path)
+    return path
+
+
+def _fix_ld_arm() -> None:
+    tool_path = _get_tool_path()
+    flag_path = join(tool_path, ".fix-ld-arm.done")
+
+    if not exists(flag_path):
+        def patch(*_, **__) -> None:
+            symlink("/usr/lib/libtinfo.so.6", join(tool_path, "libtinfo.so.5"))
+            open(flag_path, "w").close()
+
+        env.Execute(patch)
+
+
+def _replace_to_system(new_path: str) -> None:
+    tool_path = _get_tool_path()
+    flag_path = join(tool_path, ".replace-to-system.done")
+
+    if not exists(flag_path):
+        def patch(*_, **__) -> None:
+            old_path = join(tool_path, "avrdude")
+            bak_path = join(tool_path, "_avrdude_bak")
+            rename(old_path, bak_path)
+            symlink(new_path, old_path)
+            open(flag_path, "w").close()
+
+        env.Execute(patch)
+
+
+# =====
+if "arm" in platform.machine():
+    _fix_ld_arm()
+
+_path = "/usr/bin/avrdude"
+if exists(_path):
+    _replace_to_system(_path)

hid/patch.py

@@ -1,20 +1,32 @@
-from os.path import join
+# https://docs.platformio.org/en/latest/projectconf/advanced_scripting.html
+
 from os.path import exists
+from os.path import join
+from os.path import basename
+
+from typing import Dict
 
 Import("env")
 
 
 # =====
-deps_path = env.get("PROJECT_LIBDEPS_DIR", env.get("PROJECTLIBDEPS_DIR"))
-assert deps_path, deps_path
-env_path = join(deps_path, env["PIOENV"])
-flag_path = join(env_path, ".patched")
+def _get_libs() -> Dict[str, str]:
+    return {
+        builder.name: builder.path
+        for builder in env.GetLibBuilders()
+    }
 
-if not exists(flag_path):
-    env.Execute(f"patch -p1 -d {join(env_path, 'HID-Project')} < {join('patches', 'absmouse.patch')}")
 
-    def touch_flag(*_, **__) -> None:
-        with open(flag_path, "w") as flag_file:
-            pass
+def _patch_lib(lib_path: str, patch_path: str) -> None:
+    assert exists(lib_path)
+    flag_path: str = join(lib_path, f".{basename(patch_path)}.done")
+    if not exists(flag_path):
+        env.Execute(f"patch -p1 -d {lib_path} < {patch_path}")
+        env.Execute(lambda *_, **__: open(flag_path, "w").close())
 
-    env.Execute(touch_flag)
+
+# =====
+_libs = _get_libs()
+assert "TimerOne" in _libs  # Just checking
+if "HID-Project" in _libs:
+    _patch_lib(_libs["HID-Project"], "patches/absmouse.patch")

hid/platformio.ini

@@ -1,59 +1,149 @@
-; PlatformIO Project Configuration File
-;
-;   Build options: build flags, source filter
-;   Upload options: custom upload port, speed and extra flags
-;   Library options: dependencies, extra library storages
-;   Advanced options: extra scripting
-;
-; Please visit documentation for the other options and examples
-; http://docs.platformio.org/page/projectconf.html
+# http://docs.platformio.org/page/projectconf.html
+[platformio]
+core_dir = ./.platformio/
 
-[common]
+[env]
+platform = atmelavr
+board = micro
+framework = arduino
+extra_scripts =
+	pre:avrdude.py
+	post:patch.py
+platform_packages =
+	tool-avrdude
+
+[_parts_common]
 lib_deps =
 	TimerOne@1.1
+
+[_parts_usb_kbd]
+lib_deps =
+	HID-Project@2.6.1
+build_flags =
+	-DHID_USB_KBD
+
+[_parts_usb_mouse]
+lib_deps =
+	HID-Project@2.6.1
+build_flags =
+	-DHID_USB_MOUSE
+
+[_parts_ps2_kbd]
+lib_deps =
+	git+https://github.com/Harvie/ps2dev#v0.0.3
+build_flags =
+	-DHID_PS2_KBD
+	-DPS2_KBD_CLOCK_PIN=7
+	-DPS2_KBD_DATA_PIN=5
+
+[_usb]
+lib_deps =
+	${_parts_common.lib_deps}
+	${_parts_usb_kbd.lib_deps}
+#	${_parts_usb_mouse.lib_deps}
+build_flags =
+	${_parts_usb_kbd.build_flags}
+	${_parts_usb_mouse.build_flags}
+
+[_ps2]
+lib_deps =
+	${_parts_common.lib_deps}
+	${_parts_ps2_kbd.lib_deps}
+build_flags =
+	${_parts_ps2_kbd.build_flags}
+
+[_mixed]
+lib_deps =
+	${_parts_common.lib_deps}
+	${_parts_ps2_kbd.lib_deps}
+	${_parts_usb_mouse.lib_deps}
+build_flags =
+	${_parts_ps2_kbd.build_flags}
+	${_parts_usb_mouse.build_flags}
+
+
+# ===== Serial =====
+[_cmd_serial]
 build_flags =
 	-DCMD_SERIAL=Serial1
+	-DCMD_SERIAL_SPEED=115200
+upload_port = /dev/ttyACM0
 
 [env:usb]
-platform = atmelavr
-board = micro
-framework = arduino
-upload_port = /dev/ttyACM0
-lib_deps =
-	${common.lib_deps}
-	HID-Project@2.6.1
+extends =
+	_usb
+	_cmd_serial
 build_flags =
-	${common.build_flags}
-	-DHID_USB_KBD
-	-DHID_USB_MOUSE
-extra_scripts = post:patch.py
+	${_usb.build_flags}
+	${_cmd_serial.build_flags}
 
 [env:ps2]
-platform = atmelavr
-board = micro
-framework = arduino
-upload_port = /dev/ttyACM0
-lib_deps =
-	${common.lib_deps}
-	git+https://github.com/Harvie/ps2dev#v0.0.3
+extends =
+	_ps2
+	_cmd_serial
 build_flags =
-	${common.build_flags}
-	-DHID_PS2_KBD
-	-DPS2_KBD_CLOCK_PIN=7
-	-DPS2_KBD_DATA_PIN=5
+	${_ps2.build_flags}
+	${_cmd_serial.build_flags}
 
 [env:mixed]
-platform = atmelavr
-board = micro
-framework = arduino
-upload_port = /dev/ttyACM0
-lib_deps =
-	${common.lib_deps}
-	HID-Project@2.6.1
-	git+https://github.com/Harvie/ps2dev#v0.0.3
+extends =
+	_mixed
+	_cmd_serial
 build_flags =
-	${common.build_flags}
-	-DHID_PS2_KBD
-	-DHID_USB_MOUSE
-	-DPS2_KBD_CLOCK_PIN=7
-	-DPS2_KBD_DATA_PIN=5
+	${_mixed.build_flags}
+	${_cmd_serial.build_flags}
+
+
+# ===== RPi SPI =====
+[env:bootloader_spi]
+upload_protocol = rpi
+upload_flags =
+	-C
+	+avrdude-rpi.conf
+	-P
+	/dev/spidev0.0:/dev/gpiochip0
+extra_scripts =
+	pre:avrdude.py
+
+[_cmd_spi]
+build_flags =
+	-DCMD_SERIAL=Serial1
+	-DCMD_SERIAL_SPEED=115200
+#	-DCMD_SPI
+upload_protocol = custom
+upload_flags =
+	-C
+	$PROJECT_PACKAGES_DIR/tool-avrdude/avrdude.conf
+	-C
+	+avrdude-rpi.conf
+	-P
+	/dev/spidev0.0:/dev/gpiochip0
+	-c
+	rpi
+	-p
+	$BOARD_MCU
+upload_command = avrdude $UPLOAD_FLAGS -U flash:w:$SOURCE:i
+
+[env:usb_spi]
+extends =
+	_usb
+	_cmd_spi
+build_flags =
+	${_usb.build_flags}
+	${_cmd_spi.build_flags}
+
+[env:ps2_spi]
+extends =
+	_ps2
+	_cmd_spi
+build_flags =
+	${_ps2.build_flags}
+	${_cmd_spi.build_flags}
+
+[env:mixed_spi]
+extends =
+	_mixed
+	_cmd_spi
+build_flags =
+	${_mixed.build_flags}
+	${_cmd_spi.build_flags}

hid/src/main.cpp

@@ -34,7 +34,7 @@
 
 
 // #define CMD_SERIAL		Serial1
-#define CMD_SERIAL_SPEED	115200
+// #define CMD_SERIAL_SPEED	115200
 #define CMD_RECV_TIMEOUT	100000
 
 #define PROTO_MAGIC			0x33