Lines Matching full:circular

48  * TFD Circular Buffers Base (CBBC) addresses
51  * circular buffers (CBs/queues) containing Transmit Frame Descriptors (TFDs)
53  * bytes from one another.  Each TFD circular buffer in DRAM must be 256-byte
160  * 1)  Receive Buffer Descriptor (RBD) circular buffer (CB), typically with 256
170  *     Driver sets physical address [35:8] of base of RBD circular buffer
175  *     the RB's corresponding RBD within the circular buffer.  Driver sets
185  * enter pointers to these RBs into contiguous RBD circular buffer entries,
191  * the circular buffer.  This value should initially be 0 (before preparing any
193  * wrap back to 0 at the end of the circular buffer (but don't wrap before
197  * As the device fills RBs (referenced from contiguous RBDs within the circular
227  * Physical base address of Rx Buffer Descriptor Circular Buffer.
237  *         NOTE:  For 256-entry circular buffer, use only bits [7:0].
260  * 23-20: # RBDs in circular buffer = 2^value; use "8" for 256 RBDs (normal),
402 /* RB Circular Buffer size:defines the table sizes in RBD units */
664  * Each Tx queue uses a circular buffer of 256 TFDs stored in host DRAM.
665  * Both driver and device share these circular buffers, each of which must be
671  * circular buffer via the FH_MEM_CBBC_QUEUE registers.