Per port priv structure
- SG entry is limited to 168 entries
- 65535 in spec
- total 91392 (0x16500) bytes
- alignment requirements
- CLB (command header): 1-KB aligned
- FB(rx fis buffer): 256-byte aligned
- CTBA(command table): 128-byte aligned
- DBA (data buffer): word(4-byte) aligned
- Each PRD entry (of command table) could point to a buffer of maximum length of 4MB
沒有留言:
張貼留言