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105 lines
4.2 KiB
C
105 lines
4.2 KiB
C
/*
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* Copyright (c) 2001-2003
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* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Author: Hartmut Brandt <harti@freebsd.org>
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*
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* $FreeBSD$
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*
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* Default configuration
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*/
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/* configuration */
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#define HE_CONFIG_VPI_BITS 2
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#define HE_CONFIG_VCI_BITS 10
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/* interrupt group 0 only */
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/* the size must be 1 <= size <= 1023 */
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#define HE_CONFIG_IRQ0_SIZE 256
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#define HE_CONFIG_IRQ0_THRESH 224 /* retrigger interrupt */
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#define HE_CONFIG_IRQ0_LINE HE_REGM_IRQ_A /* routing */
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/* don't change these */
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#define HE_CONFIG_TXMEM (128 * 1024) /* words */
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#define HE_CONFIG_RXMEM (64 * 1024) /* words */
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#define HE_CONFIG_LCMEM (512 * 1024) /* words */
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/* group 0 - all AALs except AAL.raw */
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/* receive group 0 buffer pools (mbufs and mbufs+cluster) */
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/* the size must be a power of 2: 4 <= size <= 8192 */
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#define HE_CONFIG_RBPS0_SIZE 2048 /* entries per queue */
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#define HE_CONFIG_RBPS0_THRESH 256 /* interrupt threshold */
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#define HE_CONFIG_RBPL0_SIZE 512 /* entries per queue */
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#define HE_CONFIG_RBPL0_THRESH 32 /* interrupt threshold */
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/* receive group 0 buffer return queue */
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/* the size must be a power of 2: 1 <= size <= 16384 */
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#define HE_CONFIG_RBRQ0_SIZE 512 /* entries in queue */
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#define HE_CONFIG_RBRQ0_THRESH 256 /* interrupt threshold */
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#define HE_CONFIG_RBRQ0_TOUT 10 /* interrupt timeout */
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#define HE_CONFIG_RBRQ0_PCNT 5 /* packet count threshold */
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/* group 1 - raw cells */
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/* receive group 1 small buffer pool */
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/* the size must be a power of 2: 4 <= size <= 8192 */
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#define HE_CONFIG_RBPS1_SIZE 1024 /* entries in queue */
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#define HE_CONFIG_RBPS1_THRESH 512 /* interrupt threshold */
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/* receive group 1 buffer return queue */
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/* the size must be a power of 2: 1 <= size <= 16384 */
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#define HE_CONFIG_RBRQ1_SIZE 512 /* entries in queue */
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#define HE_CONFIG_RBRQ1_THRESH 256 /* interrupt threshold */
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#define HE_CONFIG_RBRQ1_TOUT 100 /* interrupt timeout */
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#define HE_CONFIG_RBRQ1_PCNT 25 /* packet count threshold */
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/* there is only one TPD queue */
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/* the size must be a power of 2: 1 <= size <= 4096 */
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#define HE_CONFIG_TPDRQ_SIZE 2048 /* entries in queue */
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/* transmit group 0 */
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/* the size must be a power of 2: 1 <= size <= 16384 */
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#define HE_CONFIG_TBRQ_SIZE 512 /* entries in queue */
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#define HE_CONFIG_TBRQ_THRESH 400 /* interrupt threshold */
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/* Maximum number of TPDs to allocate to a single VCC. This
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* number should depend on the cell rate and the maximum allowed cell delay */
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#define HE_CONFIG_TPD_MAXCC 2048
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/* Maximum number of external mbuf pages */
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#define HE_CONFIG_MAX_MBUF_PAGES 256
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/* Maximum number of TPDs used for one packet */
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#define HE_CONFIG_MAX_TPD_PER_PACKET \
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((((HE_MAX_PDU + MCLBYTES - 1) / MCLBYTES + 2) / 3) + 2)
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/* Number of TPDs to reserve for close operations */
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#define HE_CONFIG_TPD_RESERVE 32
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/* Number of TPDs per VCC when to re-enable flow control */
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#define HE_CONFIG_TPD_FLOW_ENB 80
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/* MCR for flushing CBR and ABR connections at close */
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#define HE_CONFIG_FLUSH_RATE 200000
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