| Field Name | Bits | Type | Reset Value | Description |
|---|
| Reserved | 63:32 | razRead as zero | 0x0 | reserved |
| max_wrt_outstd_chitxn_cnt | 31:24 | rwNormal read/write | 0x4 | Maximum number of outstanding writes allowed on CHI-side |
| max_rrt_outstd_chitxn_cnt | 23:16 | rwNormal read/write | 0x4 | Maximum number of outstanding reads allowed on CHI-side |
| Reserved | 15 | razRead as zero | 0x0 | reserved |
| wrt_crdgnt_weight | 14:12 | rwNormal read/write | 0x1 | Determines weight of credit grant allocated to retried writes in presence of pending retried reads |
| Reserved | 11 | razRead as zero | 0x0 | reserved |
| rrt_crdgnt_weight | 10:8 | rwNormal read/write | 0x4 | Determines weight of credit grant allocated to retried reads in presence of pending retried writes |
| Reserved | 7 | razRead as zero | 0x0 | reserved |
| dis_ncwr_stream | 6 | rwNormal read/write | 0x0 | Disables streaming of ordered non-cacheable writes when set |
| pcie_mstr_present | 5 | rwNormal read/write | 0x0 | Indicates PCIe master is present; must be set if PCIe master is present upstream of RN-I or RN-D |
| qpc15_entry_rsv_en | 4 | rwNormal read/write | 0x0 | Enables QPC15 entry reservation 1b1: Reserves tracker entry for QoS15 requests 1b0: Does not reserve tracker entry for QoS15 requests NOTE: Only valid and applicable when por_rni_qpc_en is set |
| force_prealloc_rdb | 3 | rwNormal read/write | 0x0 | When set, all reads from the RN-I are sent with a preallocated read data buffer |
| dis_wr_stream | 2 | rwNormal read/write | 0x0 | Disables streaming of ordered writes when set |
| wfc | 1 | rwNormal read/write | 0x0 | When set, enables waiting for completion (COMP) before dispatching dependent transaction (TXN) |
| qpc_en | 0 | rwNormal read/write | 0x1 | When set, enables QPC-based scheduling using two QoS priority classes (QoS15 and non-QoS15) |