Generates a snapshot of the volatile fabric content. The volatile fabric data is read from each LSRAM, µSRAM, and probe module and copied to the fabric APB debug port.
System Service Descriptor Bit Field | Value | Description |
---|---|---|
15:7 | MBOXADDR[10:2] | Mailbox address. See Table 2. |
6:0 | 79H | Debug Snapshot service command. |
The following table lists the Debug Snapshot Service mailbox format.
Offset | Length (bytes) | Parameter | Direction | Description |
---|---|---|---|---|
0 | 4 | PORTADDR[28:0] | Input | Sets the address of the APB port. Bits 1:0 are ignored. |
4 | 1 | APBFASTWR | Input | Specifies the usage of fast APB protocol. If apb_fast_write is ‘1’ during write transfers, the fast APB protocol is used and the address range is limited to PORTADDR[15:2] and PORTADDR[28:16] is ignored. |