CFU_ROW_RANGE (CFU_CSR) Register Description
| Register Name | CFU_ROW_RANGE |
|---|---|
| Relative Address | 0x000000006C |
| Absolute Address | 0x00F12B006C (CFU_CSR) |
| Width | 32 |
| Type | mixedMixed types. See bit-field details. |
| Reset Value | 0x00000000 |
| Description | Number of CFrame rows in the device |
Used to detect an out of range access on CFI due to an AXI transaction request to the CFU. Note: A half height row is counted as 1 row.
CFU_ROW_RANGE (CFU_CSR) Register Bit-Field Summary
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| Reserved | 31:6 | razRead as zero | 0x0 | Reserved |
| Half_HCF | 5 | roRead-only | 0x0 | Top configuration frame (CFrame) row can be full or half height. 0: Full Height 1: Half Height Note: Field name reference: half_fsr |
| num | 4:0 | roRead-only | 0x0 | Number of configuration frame rows in the device. 00000: reserved 00001: One CFrame row 00010: Two CFrame rows 00011: Three CFrame rows etc Note: When an out of row range read is detected, the CFU will flag an error and can trigger an interrupt. |