移植openharmony问题记录之binder
在移植openharmony过程中，由于添加了新组件，启动后，一直打印binder驱动程序报错，错误如下所示。
# 01-01 00:00:45.218 1 1 E 00719/Init: ServiceStart : start service deviceauth_service invalid, please check /bin/deviceauth_service.01-01 00:00:45.218 1 1 E 00719/Init: StartServiceByName : StartServiceByName, service deviceauth_service start failed!01-01 00:00:45.219 994 994 I 00719/Init: ServiceStart : service->name is appspawn01-01 00:00:45.220 1 1 E 00719/Init: ServiceStart : start service softbus_server invalid, please check /bin/softbus_server.01-01 00:00:45.220 1 1 E 00719/Init: StartServiceByName : StartServiceByName, service softbus_server start failed!01-01 00:00:45.221 1 1 E 00719/Init: ServiceStart : start service devicemanagerservice invalid, please check /bin/devicemanagerservice.01-01 00:00:45.221 1 1 E 00719/Init: StartServiceByName : StartServiceByName, service devicemanagerservice start failed!01-01 00:00:45.221 1 1 I 00719/Init: main : main, time used: sigInfo 10 ms, rcs 710 ms, cfg 44 ms.01-01 00:00:45.221 1 1 I 00719/Init: main : main, entering wait.01-01 00:00:45.303 994 994 I 00000/(null): [appspawn] get service name appspawn.01-01 00:00:45.306 994 994 I 00000/(null): [appspawn] register service succeed. 0x48092c.01-01 00:00:45.306 994 994 I 00000/(null): [appspawn] get service name appspawn.01-01 00:00:45.306 994 994 I 00000/(null): [appspawn] register featureapi succeed.[ 7.380712] hdmi_hpd_sys_config_release01-01 00:00:46.306 994 994 I 00000/(null): [appspawn] main, enter.01-01 00:00:46.306 994 994 I 01800/Samgr: Bootstrap core ser[ 7.962694] binder: 994:997 ioctl c0186201 b6cb4bdc returned -22vices(count:1).01-01 00:00:46.[ 7.971534] binder: 994:997 ioctl c0186201 b6cb4c74 returned -22306 994 994 I 00000/(null): [app[ 7.981952] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22spawn] get service name appspawn[ 7.990347] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22.01-01 00:00:46.306 994 994 I [ 7.999904] binder: 994:996 ioctl c0186201 b6dc19d0 returned -2201800/Samgr: Init service:appspa[ 8.009377] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22wn TaskPool:0xb6fe031001-01 00[ 8.018897] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22:00:46.306 994 994 I 00000/(null[ 8.028389] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22): [appspawn] get service name a[ 8.037893] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22ppspawn.01-01 00:00:46.306 995[ 8.047399] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 995 I 00000/(null): [appspawn] [ 8.056904] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22initialize, identity<0, -1, 0xb6[ 8.066412] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22f3c010>01-01 00:00:46.306 995 [ 8.075918] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22995 I 00000/(null): [appspawn] g[ 8.085423] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22et service name appspawn.01-01[ 8.094937] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 00:00:46.306 995 995 I 01800/Sa[ 8.104438] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22mgr: Initialize Client Registry![ 8.113950] binder: 994:996 ioctl c0186201 b6dc19d0 returned -2201-01 00:00:46.307 994 994 I 0[ 8.123461] binder: 994:996 ioctl c0186201 b6dc19d0 returned -220000/(null): [appspawn] HOS_Syst[ 8.132961] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22emInit is called!01-01 00:00:4[ 8.142463] binder: 994:996 ioctl c0186201 b6dc19d0 returned -226.308 994 994 I 00000/(null): [a[ 8.151969] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22ppspawn] main, entering wait.0[ 8.161474] binder: 994:996 ioctl c0186201 b6dc19d0 returned -221-01 00:00:46.311 995 995 I 0000[ 8.170981] binder: 994:996 ioctl c0186201 b6dc19d0 returned -220/(null): [appspawn] get service[ 8.180475] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 name appspawn.01-01 00:00:46.[ 8.189992] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22311 995 995 I 01800/Samgr: Init [ 8.199504] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22service appspawn <time: 1005ms> [ 8.209005] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22success!01-01 00:00:46.311 995[ 8.218511] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 995 I 01800/Samgr: Initialized [ 8.228018] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22all core system services!01-01[ 8.237523] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 00:00:46.311 995 995 I 00000/(n[ 8.247033] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22ull): [appspawn] get service nam[ 8.256543] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22e appspawn.01-01 00:00:46.311 [ 8.266048] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22995 995 I 01800/Samgr: Goto next[ 8.275553] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 boot step return code:-9[Bind[ 8.285060] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22erWrite : 363]ioctl failed ret =[ 8.294573] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22 -1[StartLoop : 611]ioctl fail[ 8.304075] binder: 994:996 ioctl c0186201 b6dc19d0 returned -22通过对比驱动发现，其实是有一些openharmony对linux内核修改的补丁没有打造成的，通过查看kernel/linux/patches/linux-5.10/hi3516dv300_patch文件夹下的文件，参考hi3516dv300_small.patch文件和hi3516dv300.patch，添加相关补丁问价拿到自己的文件中
t113_nand_linux.patch文件diff --git a/drivers/android/binder.c b/drivers/android/binder.cindex 85a6a7cb3..fae16495f 100644--- a/drivers/android/binder.c+++ b/drivers/android/binder.c@@ -3114,7 +3114,7 @@ static void binder_transaction(struct binder_proc *proc, return_error = BR_FAILED_REPLY; return_error_param = -EINVAL; return_error_line = __LINE__;- goto err_invalid_target_handle;+ //goto err_invalid_target_handle; } } if (!target_node) {t113_nand_linux_small.patch文件diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.hindex ec84ad106568..9d7b05055726 100644--- a/include/uapi/linux/android/binder.h+++ b/include/uapi/linux/android/binder.h@@ -27,6 +27,7 @@ #define B_PACK_CHARS(c1, c2, c3, c4) \ ((((c1)<<24)) | (((c2)<<16)) | (((c3)<<8)) | (c4)) #define B_TYPE_LARGE 0x85+#define BINDER_IPC_32BIT 1 enum { BINDER_TYPE_BINDER = B_PACK_CHARS('s', 'b', '*', B_TYPE_LARGE),添加之后重新编译，可以看到如下图，没有报错了。
