PCFG (SATA_AHCI_VENDOR) Register Description
| Register Name | PCFG |
|---|---|
| Offset Address | 0x0000000004 |
| Absolute Address | 0x00FD0C00A4 (SATA_AHCI_VENDOR) |
| Width | 32 |
| Type | mixedMixed types. See bit-field details. |
| Reset Value | 0x00322000 |
| Description | Dual lane port select, timer scalars, interrupt separation. |
Port Config. Controls which port of the dual lane Controller is programmed or configured
PCFG (SATA_AHCI_VENDOR) Register Bit-Field Summary
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| Reserved | 31:23 | roRead-only | 0x0 | Reserved |
| TPSS | 22:16 | rwNormal read/write | 0x32 | TPSS: Microsecond Timer Post Scaler |
| Reserved | 15 | roRead-only | 0x0 | Reserved |
| TPRS | 14:12 | rwNormal read/write | 0x2 | TPRS: Microsecond Timer Pre Scaler |
| Reserved | 11:9 | roRead-only | 0x0 | Reserved |
| CISE | 8 | rwNormal read/write | 0x0 | CISE: Chained Interrupt Separation Enabled |
| Reserved | 7:6 | roRead-only | 0x0 | Reserved |
| PAD | 5:0 | rwNormal read/write | 0x0 | PAD: Port Address 2: Port00Addr 3: Port01Addr |