Field Name | Bits | Type | Reset Value | Description |
Reserved | 31:27 | wtcReadable, write a 1 to clear | 0x0 | reserved |
pollmode_wb_enable | 26 | wtcReadable, write a 1 to clear | 0x0 | Poll mode writeback enable. When this bit is set the DMA writes back the completed descriptor count when a descriptor with the Completed bit set, is completed. |
non_inc_mode | 25 | wtcReadable, write a 1 to clear | 0x0 | Non-incrementing address mode is not supported. This field should always be zero. |
ie_linkdown | 24 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Linkdown |
ie_desc_error | 23:19 | wtcReadable, write a 1 to clear | 0x0 | Set to all 1s (0x1F) to enable logging of Status.Desc_error and to stop the engine if the error is detected. |
ie_write_error | 18:14 | wtcReadable, write a 1 to clear | 0x0 | Set to all 1s (0x1F) to enable logging of Status.Write_error and to stop the engine if the error is detected. |
ie_read_error | 13:9 | wtcReadable, write a 1 to clear | 0x0 | Set to all 1s (0x1F) to enable logging of Status.Read_error and to stop the engine if the error is detected. |
Reserved | 8:7 | wtcReadable, write a 1 to clear | 0x0 | reserved |
ie_idle_stopped | 6 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Idle_stopped |
ie_invalid_length | 5 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Invalid_length |
ie_magic_stopped | 4 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Magic_stopped |
ie_align_mismatch | 3 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Align_mismatch |
ie_descriptor_completed | 2 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Descriptor_completed |
ie_descriptor_stopped | 1 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to enable logging of Status.Descriptor_stopped |
run | 0 | wtcReadable, write a 1 to clear | 0x0 | Set to 1 to start the SGDMA engine. Reset to 0 to stop it; if it is busy it completes the current descriptor. |