payton/nt9856x
Template
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

1.修复插入usb识别问题

Browse Source
This commit is contained in:
payton 2023-11-24 10:11:05 +08:00
parent 0d75e82d10
commit 0c835f714d
1 changed files with 19 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
code/application/source/cardv/SrcCode/System/SysUsb_Exe.c
View File

@ -72,6 +72,7 @@ static BOOL System_WaitUsbDev(void)
break; break;
vos_util_delay_ms(10); vos_util_delay_ms(10);
cnt++;
} while(cnt < timeout); } while(cnt < timeout);
if(exit_code == 0) if(exit_code == 0)
@ -103,6 +104,22 @@ static BOOL System_check_usb_host(void)
} }
} }
static BOOL System_check_usb_dev(void)
{
char command[26] = "lsmod | grep nvt_usb2dev";
FILE *fp = popen(command, "r");
char result[256];
fgets(result, sizeof(result), fp);
pclose(fp);
if (result[0] == '\0') {
printf("nvt_usb2dev module is not loaded.\n");
return FALSE;
} else {
printf("nvt_usb2dev module is loaded.\n");
return TRUE;
}
}
static BOOL System_InsmodUsb(BOOL isHost) static BOOL System_InsmodUsb(BOOL isHost)
{ {
char** usb_drivers = NULL; char** usb_drivers = NULL;
@ -178,13 +195,13 @@ static BOOL System_RmmodUsb(BOOL isHost)
if(isHost){ if(isHost){
if(is_usb_host_driver_inserted == FALSE) if(System_check_usb_host() == FALSE)
return TRUE; return TRUE;
usb_drivers = usb_host_drivers; usb_drivers = usb_host_drivers;
} }
else{ else{
if(is_usb_dev_driver_inserted == FALSE) if(System_check_usb_dev() == FALSE)
return TRUE; return TRUE;
usb_drivers = usb_dev_drivers; usb_drivers = usb_dev_drivers;