From 79d3d0f4f1035bf86af16e8b280cdb3c700f8927 Mon Sep 17 00:00:00 2001
From: Peter <4396692+pengwon@users.noreply.github.com>
Date: Thu, 16 May 2024 12:23:36 +0800
Subject: [PATCH] Update Makefile

modify Makefile for raspberry pi
---
 driver/Makefile | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/driver/Makefile b/driver/Makefile
index 886ed98..4b3324a 100644
--- a/driver/Makefile
+++ b/driver/Makefile
@@ -1,25 +1,33 @@
 CONFIG_MODULE_SIG=n
 
 ifeq ($(KERNELRELEASE), )
-KERNELDIR := /lib/modules/$(shell uname -r)/build
-PWD :=$(shell pwd)
+# 需要根据你的实际情况修改路径
+KERNELDIR ?= /usr/src/linux-headers-$(shell uname -r)
+PWD := $(shell pwd)
+
 default:
-	$(MAKE) -C $(KERNELDIR)  M=$(PWD)  
+    $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+
 clean:
-	rm -rf *.mk .tmp_versions Module.symvers *.mod.c *.o *.ko .*.cmd Module.markers modules.order *.a *.mod
+    $(MAKE) -C $(KERNELDIR) M=$(PWD) clean
+
 load:
 	insmod ch9344.ko
+
 unload:
 	rmmod ch9344
+
 install: default
 	insmod ch9344.ko || true
 	mkdir -p /lib/modules/$(shell uname -r)/kernel/drivers/usb/serial/ || true
 	cp -f ./ch9344.ko /lib/modules/$(shell uname -r)/kernel/drivers/usb/serial/ || true
 	depmod -a
+
 uninstall:
 	rmmod ch9344 || true
 	rm -rf /lib/modules/$(shell uname -r)/kernel/drivers/usb/serial/ch9344.ko || true
 	depmod -a
+
 else
 	obj-m := ch9344.o
 endif