我检查我的LS -la的/ dev/V *，但没有的/ dev/video0的文件，如何video0的文件连接在debian的OS无法连接到视频设备（的/ dev/video0的）
crw ------- 1 root root 7，0 Feb 8 16:21/dev/vcs crw ------- 1 root root 7,1 Feb 8 16:21/dev/vcs1 crw- ------ 1 root root 7,2 Feb 8 16:21/dev/vcs2 crw ------- 1 root root 7，3 Feb 8 16:21/dev/vcs3 crw --- ---- 1 root root 7，4 Feb 8 16:21/dev/vcs4 crw ------- 1 root root 7，5 Feb 8 16:21/dev/vcs5 crw ----- - 1 root root 7，6 Feb 8 16:21/dev/vcs6 crw ------- 1 root roo t 7，63 Feb 8 17:34/dev/vcs63 crw ------- 1 root root 7，7 Feb 7 16:21/dev/vcs7 crw ------- 1 root root 7 ，128 Feb 8 16:21/dev/vcsa crw ------- 1 root root 7，129 Feb 8 16:21/dev/vcsa1 crw ------- 1 root root 7，130 Feb 8 16:21/dev/vcsa2 crw ------- 1 root root 7，131 Feb 8 16:21/dev/vcsa3 crw ------- 1 root root 7，132 Feb 8 16:21/dev/vcsa4 crw ------- 1 root root 7,133 Feb 8 16:21/dev/vcsa5 crw ------- 1 root root 7,134 Feb 8 16： 21/dev/vcsa6 crw ------- 1 root root 7,191 Feb 8 17:34/dev/vcsa63 crw ------- 1 root root 7,135 Feb 8 16:21/dev/vcsa7 crw ------- 1 root root 10，63 Feb 8 16:21/dev/vga_arbiter