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|-+! Index Word+! Description+|-+| 1+| buffer size (unused)
−|-
−| 2
−|-
−| 3
−|-
−| 4
−| [[IPC#Buffer_Mapping_Translation|Buffer Mapping Descriptor(R)]] = (param_size << 4) | 0xA
−|-
−| 5
−| param address
−|-
−| 6
−| [[IPC#Buffer_Mapping_Translation|Buffer Mapping Descriptor(W)]] = (buffer_size << 4) | 0xC
−|-
−| 7
−|-
−|}
|-+! Index Word+! Description+|-+|-
−| 1
−|-
−| 2
−| [[IPC#Buffer_Mapping_Translation|Buffer Unmapping Descriptor(R)]] = (param_size << 4) | 0xA
−|-
−| 3
−| param address
−|-
−| 4
−| [[IPC#Buffer_Mapping_Translation|Buffer Unmapping Descriptor(W)]] = (buffer_size << 4) | 0xC
−|-
−| 5
−|-
−|}
=Request=
=Request=
−{| class="wikitable" border="1"
+{{IPC/Request}}
−{{#vardefine:ipc_offset|0}}
−{{IPC/RequestEntry|Header code [0x000A00C4]}}
−{{IPC/RequestEntry|Destination buffer size (unused)}}
−{{IPC/RequestEntry|Info type}}
−| 0
+{{IPC/RequestEntry|Param buffer size (unused)}}
−| Header code [0x000A00C4]
+{{IPC/MapPointerR|Param buffer address}}
−|-
+{{IPC/MapPointerW|Destination buffer address}}
−{{IPC/RequestEnd}}
−| Info type
−| Param size (unused)
−| buffer address
−=Response=
=Response=
−{| class="wikitable" border="1"
+{{IPC/Request}}
−{{#vardefine:ipc_offset|0}}
−{{IPC/RequestEntry|Header code [0x000A0044]}}
−{{IPC/RequestEntry|Result code}}
−{{IPC/MapPointerR|Param buffer address}}
−| 0
+{{IPC/MapPointerW|Destination buffer address}}
−| Header code [0x000A0044]
+{{IPC/RequestEnd}}
−| Result code
−| buffer address
−=Info Type=
=Info Type=