From 906308e69be07cc160f3fac3a3db68a140e6f9ac Mon Sep 17 00:00:00 2001
From: Ryan <fauxpark@gmail.com>
Date: Tue, 10 Aug 2021 18:03:04 +1000
Subject: [PATCH] Add padding to LUFA-MS .BIN files (#13922)

---
 tmk_core/avr.mk | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tmk_core/avr.mk b/tmk_core/avr.mk
index 690154535bc6..d0a1b86ca4b7 100644
--- a/tmk_core/avr.mk
+++ b/tmk_core/avr.mk
@@ -239,7 +239,12 @@ bootloadHID: $(BUILD_DIR)/$(TARGET).hex check-size cpfirmware
 
 # Convert hex to bin.
 bin: $(BUILD_DIR)/$(TARGET).hex
+ifeq ($(BOOTLOADER),lufa-ms)
+	$(eval BIN_PADDING=$(shell n=`expr 32768 - $(BOOTLOADER_SIZE)` && echo $$(($$n)) || echo 0))
+	$(OBJCOPY) -Iihex -Obinary $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin --pad-to $(BIN_PADDING)
+else
 	$(OBJCOPY) -Iihex -Obinary $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin
+endif
 	$(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin;
 
 # copy bin to FLASH.bin