Request
| Index Word | Description | 
| 0 | 
| Header | 0x04110042 | Cmd | 0x0411 | Param | 1 | Xlat | 2 |  | 
| 1 | buffer size | 
| 2 | Descriptor for mapping a read-only buffer in the target process | 
| 3 | buffer address | 
Response
| Index Word | Description | 
| 0 | Header code | 
| 1 | Result code | 
Description
This notifies the cec service of the slots that it will receive shortly by sending it metadata objects for each title.
Each metadata object consists out of a tuple of three words: send method, title_id, size whereas the size is the size in bytes of the corresponding spr slot.
Requires the Cec Spr Status to be CEC_SPR_RECEIVE_READY.