root@dm816x:~# video_chain -u null_display
Selected usecase 'null_display'
 0: SYSTEM: System Common Init in progress !!!
 0: SYSTEM: IPC init in progress !!!
 13: SYSTEM: CPU [DSP] syslink proc ID is [0] !!!
 13: SYSTEM: CPU [VIDEO-M3] syslink proc ID is [1] !!!
 13: SYSTEM: CPU [VPSS-M3] syslink proc ID is [2] !!!
 13: SYSTEM: CPU [HOST] syslink proc ID is [3] !!!
 13: SYSTEM: Creating MsgQ Heap [IPC_MSGQ_MSG_HEAP_3] ...
 15: SYSTEM: Creating MsgQ [HOST_MSGQ] ...
 17: SYSTEM: Creating MsgQ [HOST_ACK_MSGQ] ...
 18: SYSTEM: Opening MsgQ [DSP_MSGQ] ...
 19: SYSTEM: Opening MsgQ [VIDEO-M3_MSGQ] ...
 19: SYSTEM: Opening MsgQ [VPSS-M3_MSGQ] ...
 20: SYSTEM: Notify register to [DSP] line 0, event 15 ...
 21: SYSTEM: Notify register to [VIDEO-M3] line 0, event 15 ...
 22: SYSTEM: Notify register to [VPSS-M3] line 0, event 15 ...
 22: SYSTEM: IPC init DONE !!!
 24: SYSTEM: Creating ListMP [HOST_IPC_OUT_24] in region 0 ...
 26: SYSTEM: Creating ListMP [HOST_IPC_IN_24] in region 0 ...
 27: SYSTEM: ListElem Shared Addr = 0x40819d80
 28: SYSTEM: Creating ListMP [HOST_IPC_OUT_25] in region 0 ...
 30: SYSTEM: Creating ListMP [HOST_IPC_IN_25] in region 0 ...
 32: SYSTEM: ListElem Shared Addr = 0x4084d000
 33: SYSTEM: Creating ListMP [HOST_IPC_OUT_19] in region 0 ...
 35: SYSTEM: Creating ListMP [HOST_IPC_IN_19] in region 0 ...
 37: SYSTEM: ListElem Shared Addr = 0x408a3880
 38: SYSTEM: Creating ListMP [HOST_IPC_OUT_20] in region 0 ...
 40: SYSTEM: Creating ListMP [HOST_IPC_IN_20] in region 0 ...
 42: SYSTEM: ListElem Shared Addr = 0x408c7100
 43: SYSTEM: Creating ListMP [HOST_IPC_OUT_21] in region 0 ...
 45: SYSTEM: Creating ListMP [HOST_IPC_IN_21] in region 0 ...
 46: SYSTEM: ListElem Shared Addr = 0x408ea400
 63: SYSTEM: System Common Init Done !!!
 [host] HDMI Ctrl :Initializing
 [host] HDMI Ctrl :Initialized
 [host] HDMI Ctrl :Sink Connected
 3096: MCFW  : CPU Revision [ES2.0] !!!
 3096: MCFW  : Detected [(null)] Board !!!
 3096: MCFW  : Base Board Revision [DVR] !!!
 3097: MCFW  : Daughter Card Revision [DVR] !!!
 [m3vpss ] WARNING!!.Tiler Memory cannot be accessed by M3 in 2G build.Will not disable
 [m3vpss ]  106585: NULL_SRC: Create in progress !!!
 [m3vpss ]  106614: NULL_SRC: Create Done !!!
 [m3vpss ]  107614: DISPLAY: Create in progress !!!
 [m3vpss ]  107615: DISPLAY: Create Done !!!
 [m3vpss ]  109616: DISPLAY: Start in progress !!!
 [m3vpss ]  109616: DISPLAY: Clock stopped!!!
 [m3vpss ] 0
 [m3vpss ] 1
 [m3vpss ] 2
 [m3vpss ] 3
 [m3vpss ] 4
 [m3vpss ] 000
 [m3vpss ] 001
 [m3vpss ] 002
 [m3vpss ] 003
 [m3vpss ] 004
 [m3vpss ] 004_010
 [m3vpss ] DLM client callback
Quit
root@dm816x:~#