| .. _amdgpu_synid_sendmsg_rtn: |
| |
| sendmsg_rtn |
| =========== |
| |
| An 8-bit value in the instruction to encode the message type. |
| |
| This operand may be specified as one of the following: |
| |
| * An :ref:`integer_number<amdgpu_synid_integer_number>` or an :ref:`absolute_expression<amdgpu_synid_absolute_expression>`. The value must be in the range 0..0xFFFF. |
| * A *sendmsg* value described below. |
| |
| ==================================== ==================================================== |
| Sendmsg Value Syntax Description |
| ==================================== ==================================================== |
| sendmsg(MSG_RTN_GET_DOORBELL) Get doorbell ID. |
| sendmsg(MSG_RTN_GET_DDID) Get Draw/Dispatch ID. |
| sendmsg(MSG_RTN_GET_TMA) Get TMA value. |
| sendmsg(MSG_RTN_GET_TBA) Get TBA value. |
| sendmsg(MSG_RTN_GET_REALTIME) Get REALTIME value. |
| sendmsg(MSG_RTN_SAVE_WAVE) Report that this wave is ready to be context-saved. |
| ==================================== ==================================================== |
| |
| Examples: |
| |
| .. parsed-literal:: |
| |
| s_sendmsg_rtn_b32 s0, 132 |
| s_sendmsg_rtn_b32 s0, sendmsg(MSG_GET_REALTIME) |
| |
