2005-04-17 06:20:36 +08:00
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/*******************************************************************
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*
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* Copyright (c) 2000 ATecoM GmbH
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*
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* The author may be reached at ecd@atecom.com.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*******************************************************************/
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#ifndef _IDT77252_H
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#define _IDT77252_H 1
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#include <linux/ptrace.h>
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#include <linux/skbuff.h>
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#include <linux/workqueue.h>
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2007-05-24 05:45:45 +08:00
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#include <linux/mutex.h>
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2005-04-17 06:20:36 +08:00
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/*****************************************************************************/
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/* */
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/* Makros */
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/* */
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/*****************************************************************************/
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#define VPCI2VC(card, vpi, vci) \
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(((vpi) << card->vcibits) | ((vci) & card->vcimask))
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/*****************************************************************************/
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/* */
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/* DEBUGGING definitions */
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/* */
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/*****************************************************************************/
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#define DBG_RAW_CELL 0x00000400
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#define DBG_TINY 0x00000200
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#define DBG_GENERAL 0x00000100
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#define DBG_XGENERAL 0x00000080
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#define DBG_INIT 0x00000040
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#define DBG_DEINIT 0x00000020
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#define DBG_INTERRUPT 0x00000010
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#define DBG_OPEN_CONN 0x00000008
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#define DBG_CLOSE_CONN 0x00000004
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#define DBG_RX_DATA 0x00000002
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#define DBG_TX_DATA 0x00000001
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#ifdef CONFIG_ATM_IDT77252_DEBUG
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#define CPRINTK(args...) do { if (debug & DBG_CLOSE_CONN) printk(args); } while(0)
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#define OPRINTK(args...) do { if (debug & DBG_OPEN_CONN) printk(args); } while(0)
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#define IPRINTK(args...) do { if (debug & DBG_INIT) printk(args); } while(0)
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#define INTPRINTK(args...) do { if (debug & DBG_INTERRUPT) printk(args); } while(0)
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#define DIPRINTK(args...) do { if (debug & DBG_DEINIT) printk(args); } while(0)
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#define TXPRINTK(args...) do { if (debug & DBG_TX_DATA) printk(args); } while(0)
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#define RXPRINTK(args...) do { if (debug & DBG_RX_DATA) printk(args); } while(0)
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#define XPRINTK(args...) do { if (debug & DBG_XGENERAL) printk(args); } while(0)
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#define DPRINTK(args...) do { if (debug & DBG_GENERAL) printk(args); } while(0)
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#define NPRINTK(args...) do { if (debug & DBG_TINY) printk(args); } while(0)
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#define RPRINTK(args...) do { if (debug & DBG_RAW_CELL) printk(args); } while(0)
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#else
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#define CPRINTK(args...) do { } while(0)
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#define OPRINTK(args...) do { } while(0)
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#define IPRINTK(args...) do { } while(0)
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#define INTPRINTK(args...) do { } while(0)
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#define DIPRINTK(args...) do { } while(0)
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#define TXPRINTK(args...) do { } while(0)
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#define RXPRINTK(args...) do { } while(0)
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#define XPRINTK(args...) do { } while(0)
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#define DPRINTK(args...) do { } while(0)
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#define NPRINTK(args...) do { } while(0)
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#define RPRINTK(args...) do { } while(0)
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#endif
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#define SCHED_UBR0 0
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#define SCHED_UBR 1
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#define SCHED_VBR 2
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#define SCHED_ABR 3
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#define SCHED_CBR 4
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#define SCQFULL_TIMEOUT HZ
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/*****************************************************************************/
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/* */
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/* Free Buffer Queue Layout */
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/* */
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/*****************************************************************************/
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#define SAR_FB_SIZE_0 (2048 - 256)
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#define SAR_FB_SIZE_1 (4096 - 256)
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#define SAR_FB_SIZE_2 (8192 - 256)
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#define SAR_FB_SIZE_3 (16384 - 256)
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#define SAR_FBQ0_LOW 4
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#define SAR_FBQ0_HIGH 8
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#define SAR_FBQ1_LOW 2
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#define SAR_FBQ1_HIGH 4
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#define SAR_FBQ2_LOW 1
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#define SAR_FBQ2_HIGH 2
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#define SAR_FBQ3_LOW 1
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#define SAR_FBQ3_HIGH 2
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#if 0
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#define SAR_TST_RESERVED 44 /* Num TST reserved for UBR/ABR/VBR */
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#else
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#define SAR_TST_RESERVED 0 /* Num TST reserved for UBR/ABR/VBR */
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#endif
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#define TCT_CBR 0x00000000
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#define TCT_UBR 0x00000000
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#define TCT_VBR 0x40000000
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#define TCT_ABR 0x80000000
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#define TCT_TYPE 0xc0000000
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#define TCT_RR 0x20000000
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#define TCT_LMCR 0x08000000
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#define TCT_SCD_MASK 0x0007ffff
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#define TCT_TSIF 0x00004000
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#define TCT_HALT 0x80000000
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#define TCT_IDLE 0x40000000
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#define TCT_FLAG_UBR 0x80000000
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/*****************************************************************************/
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/* */
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/* Structure describing an IDT77252 */
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/* */
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/*****************************************************************************/
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struct scqe
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{
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u32 word_1;
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u32 word_2;
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u32 word_3;
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u32 word_4;
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};
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#define SCQ_ENTRIES 64
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#define SCQ_SIZE (SCQ_ENTRIES * sizeof(struct scqe))
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#define SCQ_MASK (SCQ_SIZE - 1)
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struct scq_info
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{
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struct scqe *base;
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struct scqe *next;
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struct scqe *last;
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dma_addr_t paddr;
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spinlock_t lock;
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atomic_t used;
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unsigned long trans_start;
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unsigned long scd;
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spinlock_t skblock;
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struct sk_buff_head transmit;
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struct sk_buff_head pending;
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};
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struct rx_pool {
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2008-09-22 12:38:26 +08:00
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struct sk_buff_head queue;
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2005-04-17 06:20:36 +08:00
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unsigned int len;
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};
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struct aal1 {
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unsigned int total;
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unsigned int count;
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struct sk_buff *data;
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unsigned char sequence;
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};
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struct rate_estimator {
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struct timer_list timer;
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unsigned int interval;
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unsigned int ewma_log;
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u64 cells;
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u64 last_cells;
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long avcps;
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u32 cps;
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u32 maxcps;
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};
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struct vc_map {
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unsigned int index;
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unsigned long flags;
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#define VCF_TX 0
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#define VCF_RX 1
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#define VCF_IDLE 2
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#define VCF_RSV 3
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unsigned int class;
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u8 init_er;
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u8 lacr;
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u8 max_er;
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unsigned int ntste;
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spinlock_t lock;
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struct atm_vcc *tx_vcc;
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struct atm_vcc *rx_vcc;
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struct idt77252_dev *card;
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struct scq_info *scq; /* To keep track of the SCQ */
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struct rate_estimator *estimator;
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int scd_index;
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union {
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struct rx_pool rx_pool;
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struct aal1 aal1;
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} rcv;
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};
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/*****************************************************************************/
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/* */
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/* RCTE - Receive Connection Table Entry */
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/* */
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/*****************************************************************************/
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struct rct_entry
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{
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u32 word_1;
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u32 buffer_handle;
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u32 dma_address;
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u32 aal5_crc32;
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};
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/*****************************************************************************/
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/* */
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/* RSQ - Receive Status Queue */
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/* */
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/*****************************************************************************/
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#define SAR_RSQE_VALID 0x80000000
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#define SAR_RSQE_IDLE 0x40000000
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#define SAR_RSQE_BUF_MASK 0x00030000
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#define SAR_RSQE_BUF_ASGN 0x00008000
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#define SAR_RSQE_NZGFC 0x00004000
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#define SAR_RSQE_EPDU 0x00002000
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#define SAR_RSQE_BUF_CONT 0x00001000
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#define SAR_RSQE_EFCIE 0x00000800
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#define SAR_RSQE_CLP 0x00000400
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#define SAR_RSQE_CRC 0x00000200
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#define SAR_RSQE_CELLCNT 0x000001FF
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#define RSQSIZE 8192
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#define RSQ_NUM_ENTRIES (RSQSIZE / 16)
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#define RSQ_ALIGNMENT 8192
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struct rsq_entry {
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u32 word_1;
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u32 word_2;
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u32 word_3;
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u32 word_4;
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};
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struct rsq_info {
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struct rsq_entry *base;
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struct rsq_entry *next;
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struct rsq_entry *last;
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dma_addr_t paddr;
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};
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/*****************************************************************************/
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/* */
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/* TSQ - Transmit Status Queue */
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/* */
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/*****************************************************************************/
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#define SAR_TSQE_INVALID 0x80000000
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#define SAR_TSQE_TIMESTAMP 0x00FFFFFF
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#define SAR_TSQE_TYPE 0x60000000
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#define SAR_TSQE_TYPE_TIMER 0x00000000
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#define SAR_TSQE_TYPE_TSR 0x20000000
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#define SAR_TSQE_TYPE_IDLE 0x40000000
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#define SAR_TSQE_TYPE_TBD_COMP 0x60000000
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#define SAR_TSQE_TAG(stat) (((stat) >> 24) & 0x1f)
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#define TSQSIZE 8192
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#define TSQ_NUM_ENTRIES 1024
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#define TSQ_ALIGNMENT 8192
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struct tsq_entry
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{
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u32 word_1;
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u32 word_2;
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};
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struct tsq_info
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{
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struct tsq_entry *base;
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struct tsq_entry *next;
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struct tsq_entry *last;
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dma_addr_t paddr;
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};
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struct tst_info
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{
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struct vc_map *vc;
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u32 tste;
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};
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#define TSTE_MASK 0x601fffff
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#define TSTE_OPC_MASK 0x60000000
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#define TSTE_OPC_NULL 0x00000000
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#define TSTE_OPC_CBR 0x20000000
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#define TSTE_OPC_VAR 0x40000000
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#define TSTE_OPC_JMP 0x60000000
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#define TSTE_PUSH_IDLE 0x01000000
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#define TSTE_PUSH_ACTIVE 0x02000000
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#define TST_SWITCH_DONE 0
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#define TST_SWITCH_PENDING 1
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#define TST_SWITCH_WAIT 2
|
|
|
|
|
|
|
|
|
|
#define FBQ_SHIFT 9
|
|
|
|
|
#define FBQ_SIZE (1 << FBQ_SHIFT)
|
|
|
|
|
#define FBQ_MASK (FBQ_SIZE - 1)
|
|
|
|
|
|
|
|
|
|
struct sb_pool
|
|
|
|
|
{
|
|
|
|
|
unsigned int index;
|
|
|
|
|
struct sk_buff *skb[FBQ_SIZE];
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#define POOL_HANDLE(queue, index) (((queue + 1) << 16) | (index))
|
|
|
|
|
#define POOL_QUEUE(handle) (((handle) >> 16) - 1)
|
|
|
|
|
#define POOL_INDEX(handle) ((handle) & 0xffff)
|
|
|
|
|
|
|
|
|
|
struct idt77252_dev
|
|
|
|
|
{
|
|
|
|
|
struct tsq_info tsq; /* Transmit Status Queue */
|
|
|
|
|
struct rsq_info rsq; /* Receive Status Queue */
|
|
|
|
|
|
|
|
|
|
struct pci_dev *pcidev; /* PCI handle (desriptor) */
|
|
|
|
|
struct atm_dev *atmdev; /* ATM device desriptor */
|
|
|
|
|
|
|
|
|
|
void __iomem *membase; /* SAR's memory base address */
|
|
|
|
|
unsigned long srambase; /* SAR's sram base address */
|
|
|
|
|
void __iomem *fbq[4]; /* FBQ fill addresses */
|
|
|
|
|
|
2007-05-24 05:45:45 +08:00
|
|
|
struct mutex mutex;
|
2005-04-17 06:20:36 +08:00
|
|
|
spinlock_t cmd_lock; /* for r/w utility/sram */
|
|
|
|
|
|
|
|
|
|
unsigned long softstat;
|
|
|
|
|
unsigned long flags; /* see blow */
|
|
|
|
|
|
|
|
|
|
struct work_struct tqueue;
|
|
|
|
|
|
|
|
|
|
unsigned long tct_base; /* TCT base address in SRAM */
|
|
|
|
|
unsigned long rct_base; /* RCT base address in SRAM */
|
|
|
|
|
unsigned long rt_base; /* Rate Table base in SRAM */
|
|
|
|
|
unsigned long scd_base; /* SCD base address in SRAM */
|
|
|
|
|
unsigned long tst[2]; /* TST base address in SRAM */
|
|
|
|
|
unsigned long abrst_base; /* ABRST base address in SRAM */
|
|
|
|
|
unsigned long fifo_base; /* RX FIFO base in SRAM */
|
|
|
|
|
|
|
|
|
|
unsigned long irqstat[16];
|
|
|
|
|
|
|
|
|
|
unsigned int sramsize; /* SAR's sram size */
|
|
|
|
|
|
|
|
|
|
unsigned int tct_size; /* total TCT entries */
|
|
|
|
|
unsigned int rct_size; /* total RCT entries */
|
|
|
|
|
unsigned int scd_size; /* length of SCD */
|
|
|
|
|
unsigned int tst_size; /* total TST entries */
|
|
|
|
|
unsigned int tst_free; /* free TSTEs in TST */
|
|
|
|
|
unsigned int abrst_size; /* size of ABRST in words */
|
|
|
|
|
unsigned int fifo_size; /* size of RX FIFO in words */
|
|
|
|
|
|
|
|
|
|
unsigned int vpibits; /* Bits used for VPI index */
|
|
|
|
|
unsigned int vcibits; /* Bits used for VCI index */
|
|
|
|
|
unsigned int vcimask; /* Mask for VCI index */
|
|
|
|
|
|
|
|
|
|
unsigned int utopia_pcr; /* Utopia Itf's Cell Rate */
|
|
|
|
|
unsigned int link_pcr; /* PHY's Peek Cell Rate */
|
|
|
|
|
|
|
|
|
|
struct vc_map **vcs; /* Open Connections */
|
|
|
|
|
struct vc_map **scd2vc; /* SCD to Connection map */
|
|
|
|
|
|
|
|
|
|
struct tst_info *soft_tst; /* TST to Connection map */
|
|
|
|
|
unsigned int tst_index; /* Current TST in use */
|
|
|
|
|
struct timer_list tst_timer;
|
|
|
|
|
spinlock_t tst_lock;
|
|
|
|
|
unsigned long tst_state;
|
|
|
|
|
|
|
|
|
|
struct sb_pool sbpool[4]; /* Pool of RX skbuffs */
|
|
|
|
|
struct sk_buff *raw_cell_head; /* Pointer to raw cell queue */
|
|
|
|
|
u32 *raw_cell_hnd; /* Pointer to RCQ handle */
|
|
|
|
|
dma_addr_t raw_cell_paddr;
|
|
|
|
|
|
|
|
|
|
int index; /* SAR's ID */
|
|
|
|
|
int revision; /* chip revision */
|
|
|
|
|
|
|
|
|
|
char name[16]; /* Device name */
|
|
|
|
|
|
|
|
|
|
struct idt77252_dev *next;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* definition for flag field above */
|
|
|
|
|
#define IDT77252_BIT_INIT 1
|
|
|
|
|
#define IDT77252_BIT_INTERRUPT 2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#define ATM_CELL_PAYLOAD 48
|
|
|
|
|
|
|
|
|
|
#define FREEBUF_ALIGNMENT 16
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* Makros */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
#define ALIGN_ADDRESS(addr, alignment) \
|
|
|
|
|
((((u32)(addr)) + (((u32)(alignment))-1)) & ~(((u32)(alignment)) - 1))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* ABR SAR Network operation Register */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_REG_DR0 (card->membase + 0x00)
|
|
|
|
|
#define SAR_REG_DR1 (card->membase + 0x04)
|
|
|
|
|
#define SAR_REG_DR2 (card->membase + 0x08)
|
|
|
|
|
#define SAR_REG_DR3 (card->membase + 0x0C)
|
|
|
|
|
#define SAR_REG_CMD (card->membase + 0x10)
|
|
|
|
|
#define SAR_REG_CFG (card->membase + 0x14)
|
|
|
|
|
#define SAR_REG_STAT (card->membase + 0x18)
|
|
|
|
|
#define SAR_REG_RSQB (card->membase + 0x1C)
|
|
|
|
|
#define SAR_REG_RSQT (card->membase + 0x20)
|
|
|
|
|
#define SAR_REG_RSQH (card->membase + 0x24)
|
|
|
|
|
#define SAR_REG_CDC (card->membase + 0x28)
|
|
|
|
|
#define SAR_REG_VPEC (card->membase + 0x2C)
|
|
|
|
|
#define SAR_REG_ICC (card->membase + 0x30)
|
|
|
|
|
#define SAR_REG_RAWCT (card->membase + 0x34)
|
|
|
|
|
#define SAR_REG_TMR (card->membase + 0x38)
|
|
|
|
|
#define SAR_REG_TSTB (card->membase + 0x3C)
|
|
|
|
|
#define SAR_REG_TSQB (card->membase + 0x40)
|
|
|
|
|
#define SAR_REG_TSQT (card->membase + 0x44)
|
|
|
|
|
#define SAR_REG_TSQH (card->membase + 0x48)
|
|
|
|
|
#define SAR_REG_GP (card->membase + 0x4C)
|
|
|
|
|
#define SAR_REG_VPM (card->membase + 0x50)
|
|
|
|
|
#define SAR_REG_RXFD (card->membase + 0x54)
|
|
|
|
|
#define SAR_REG_RXFT (card->membase + 0x58)
|
|
|
|
|
#define SAR_REG_RXFH (card->membase + 0x5C)
|
|
|
|
|
#define SAR_REG_RAWHND (card->membase + 0x60)
|
|
|
|
|
#define SAR_REG_RXSTAT (card->membase + 0x64)
|
|
|
|
|
#define SAR_REG_ABRSTD (card->membase + 0x68)
|
|
|
|
|
#define SAR_REG_ABRRQ (card->membase + 0x6C)
|
|
|
|
|
#define SAR_REG_VBRRQ (card->membase + 0x70)
|
|
|
|
|
#define SAR_REG_RTBL (card->membase + 0x74)
|
|
|
|
|
#define SAR_REG_MDFCT (card->membase + 0x78)
|
|
|
|
|
#define SAR_REG_TXSTAT (card->membase + 0x7C)
|
|
|
|
|
#define SAR_REG_TCMDQ (card->membase + 0x80)
|
|
|
|
|
#define SAR_REG_IRCP (card->membase + 0x84)
|
|
|
|
|
#define SAR_REG_FBQP0 (card->membase + 0x88)
|
|
|
|
|
#define SAR_REG_FBQP1 (card->membase + 0x8C)
|
|
|
|
|
#define SAR_REG_FBQP2 (card->membase + 0x90)
|
|
|
|
|
#define SAR_REG_FBQP3 (card->membase + 0x94)
|
|
|
|
|
#define SAR_REG_FBQS0 (card->membase + 0x98)
|
|
|
|
|
#define SAR_REG_FBQS1 (card->membase + 0x9C)
|
|
|
|
|
#define SAR_REG_FBQS2 (card->membase + 0xA0)
|
|
|
|
|
#define SAR_REG_FBQS3 (card->membase + 0xA4)
|
|
|
|
|
#define SAR_REG_FBQWP0 (card->membase + 0xA8)
|
|
|
|
|
#define SAR_REG_FBQWP1 (card->membase + 0xAC)
|
|
|
|
|
#define SAR_REG_FBQWP2 (card->membase + 0xB0)
|
|
|
|
|
#define SAR_REG_FBQWP3 (card->membase + 0xB4)
|
|
|
|
|
#define SAR_REG_NOW (card->membase + 0xB8)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* Commands */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_CMD_NO_OPERATION 0x00000000
|
|
|
|
|
#define SAR_CMD_OPENCLOSE_CONNECTION 0x20000000
|
|
|
|
|
#define SAR_CMD_WRITE_SRAM 0x40000000
|
|
|
|
|
#define SAR_CMD_READ_SRAM 0x50000000
|
|
|
|
|
#define SAR_CMD_READ_UTILITY 0x80000000
|
|
|
|
|
#define SAR_CMD_WRITE_UTILITY 0x90000000
|
|
|
|
|
|
|
|
|
|
#define SAR_CMD_OPEN_CONNECTION (SAR_CMD_OPENCLOSE_CONNECTION | 0x00080000)
|
|
|
|
|
#define SAR_CMD_CLOSE_CONNECTION SAR_CMD_OPENCLOSE_CONNECTION
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* Configuration Register bits */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_CFG_SWRST 0x80000000 /* Software reset */
|
|
|
|
|
#define SAR_CFG_LOOP 0x40000000 /* Internal Loopback */
|
|
|
|
|
#define SAR_CFG_RXPTH 0x20000000 /* Receive Path Enable */
|
|
|
|
|
#define SAR_CFG_IDLE_CLP 0x10000000 /* SAR set CLP Bits of Null Cells */
|
|
|
|
|
#define SAR_CFG_TX_FIFO_SIZE_1 0x04000000 /* TX FIFO Size = 1 cell */
|
|
|
|
|
#define SAR_CFG_TX_FIFO_SIZE_2 0x08000000 /* TX FIFO Size = 2 cells */
|
|
|
|
|
#define SAR_CFG_TX_FIFO_SIZE_4 0x0C000000 /* TX FIFO Size = 4 cells */
|
|
|
|
|
#define SAR_CFG_TX_FIFO_SIZE_9 0x00000000 /* TX FIFO Size = 9 cells (full) */
|
|
|
|
|
#define SAR_CFG_NO_IDLE 0x02000000 /* SAR sends no Null Cells */
|
|
|
|
|
#define SAR_CFG_RSVD1 0x01000000 /* Reserved */
|
|
|
|
|
#define SAR_CFG_RXSTQ_SIZE_2k 0x00000000 /* RX Stat Queue Size = 2048 byte */
|
|
|
|
|
#define SAR_CFG_RXSTQ_SIZE_4k 0x00400000 /* RX Stat Queue Size = 4096 byte */
|
|
|
|
|
#define SAR_CFG_RXSTQ_SIZE_8k 0x00800000 /* RX Stat Queue Size = 8192 byte */
|
|
|
|
|
#define SAR_CFG_RXSTQ_SIZE_R 0x00C00000 /* RX Stat Queue Size = reserved */
|
|
|
|
|
#define SAR_CFG_ICAPT 0x00200000 /* accept Invalid Cells */
|
|
|
|
|
#define SAR_CFG_IGGFC 0x00100000 /* Ignore GFC */
|
|
|
|
|
#define SAR_CFG_VPVCS_0 0x00000000 /* VPI/VCI Select bit range */
|
|
|
|
|
#define SAR_CFG_VPVCS_1 0x00040000 /* VPI/VCI Select bit range */
|
|
|
|
|
#define SAR_CFG_VPVCS_2 0x00080000 /* VPI/VCI Select bit range */
|
|
|
|
|
#define SAR_CFG_VPVCS_8 0x000C0000 /* VPI/VCI Select bit range */
|
|
|
|
|
#define SAR_CFG_CNTBL_1k 0x00000000 /* Connection Table Size */
|
|
|
|
|
#define SAR_CFG_CNTBL_4k 0x00010000 /* Connection Table Size */
|
|
|
|
|
#define SAR_CFG_CNTBL_16k 0x00020000 /* Connection Table Size */
|
|
|
|
|
#define SAR_CFG_CNTBL_512 0x00030000 /* Connection Table Size */
|
|
|
|
|
#define SAR_CFG_VPECA 0x00008000 /* VPI/VCI Error Cell Accept */
|
|
|
|
|
#define SAR_CFG_RXINT_NOINT 0x00000000 /* No Interrupt on PDU received */
|
|
|
|
|
#define SAR_CFG_RXINT_NODELAY 0x00001000 /* Interrupt without delay to host*/
|
|
|
|
|
#define SAR_CFG_RXINT_256US 0x00002000 /* Interrupt with delay 256 usec */
|
|
|
|
|
#define SAR_CFG_RXINT_505US 0x00003000 /* Interrupt with delay 505 usec */
|
|
|
|
|
#define SAR_CFG_RXINT_742US 0x00004000 /* Interrupt with delay 742 usec */
|
|
|
|
|
#define SAR_CFG_RAWIE 0x00000800 /* Raw Cell Queue Interrupt Enable*/
|
|
|
|
|
#define SAR_CFG_RQFIE 0x00000400 /* RSQ Almost Full Int Enable */
|
|
|
|
|
#define SAR_CFG_RSVD2 0x00000200 /* Reserved */
|
|
|
|
|
#define SAR_CFG_CACHE 0x00000100 /* DMA on Cache Line Boundary */
|
|
|
|
|
#define SAR_CFG_TMOIE 0x00000080 /* Timer Roll Over Int Enable */
|
|
|
|
|
#define SAR_CFG_FBIE 0x00000040 /* Free Buffer Queue Int Enable */
|
|
|
|
|
#define SAR_CFG_TXEN 0x00000020 /* Transmit Operation Enable */
|
|
|
|
|
#define SAR_CFG_TXINT 0x00000010 /* Transmit status Int Enable */
|
|
|
|
|
#define SAR_CFG_TXUIE 0x00000008 /* Transmit underrun Int Enable */
|
|
|
|
|
#define SAR_CFG_UMODE 0x00000004 /* Utopia Mode Select */
|
|
|
|
|
#define SAR_CFG_TXSFI 0x00000002 /* Transmit status Full Int Enable*/
|
|
|
|
|
#define SAR_CFG_PHYIE 0x00000001 /* PHY Interrupt Enable */
|
|
|
|
|
|
|
|
|
|
#define SAR_CFG_TX_FIFO_SIZE_MASK 0x0C000000 /* TX FIFO Size Mask */
|
|
|
|
|
#define SAR_CFG_RXSTQSIZE_MASK 0x00C00000
|
|
|
|
|
#define SAR_CFG_CNTBL_MASK 0x00030000
|
|
|
|
|
#define SAR_CFG_RXINT_MASK 0x00007000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* Status Register bits */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_STAT_FRAC_3 0xF0000000 /* Fraction of Free Buffer Queue 3 */
|
|
|
|
|
#define SAR_STAT_FRAC_2 0x0F000000 /* Fraction of Free Buffer Queue 2 */
|
|
|
|
|
#define SAR_STAT_FRAC_1 0x00F00000 /* Fraction of Free Buffer Queue 1 */
|
|
|
|
|
#define SAR_STAT_FRAC_0 0x000F0000 /* Fraction of Free Buffer Queue 0 */
|
|
|
|
|
#define SAR_STAT_TSIF 0x00008000 /* Transmit Status Indicator */
|
|
|
|
|
#define SAR_STAT_TXICP 0x00004000 /* Transmit Status Indicator */
|
|
|
|
|
#define SAR_STAT_RSVD1 0x00002000 /* Reserved */
|
|
|
|
|
#define SAR_STAT_TSQF 0x00001000 /* Transmit Status Queue full */
|
|
|
|
|
#define SAR_STAT_TMROF 0x00000800 /* Timer overflow */
|
|
|
|
|
#define SAR_STAT_PHYI 0x00000400 /* PHY device Interrupt flag */
|
|
|
|
|
#define SAR_STAT_CMDBZ 0x00000200 /* ABR SAR Comand Busy Flag */
|
|
|
|
|
#define SAR_STAT_FBQ3A 0x00000100 /* Free Buffer Queue 3 Attention */
|
|
|
|
|
#define SAR_STAT_FBQ2A 0x00000080 /* Free Buffer Queue 2 Attention */
|
|
|
|
|
#define SAR_STAT_RSQF 0x00000040 /* Receive Status Queue full */
|
|
|
|
|
#define SAR_STAT_EPDU 0x00000020 /* End Of PDU Flag */
|
|
|
|
|
#define SAR_STAT_RAWCF 0x00000010 /* Raw Cell Flag */
|
|
|
|
|
#define SAR_STAT_FBQ1A 0x00000008 /* Free Buffer Queue 1 Attention */
|
|
|
|
|
#define SAR_STAT_FBQ0A 0x00000004 /* Free Buffer Queue 0 Attention */
|
|
|
|
|
#define SAR_STAT_RSQAF 0x00000002 /* Receive Status Queue almost full*/
|
|
|
|
|
#define SAR_STAT_RSVD2 0x00000001 /* Reserved */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* General Purpose Register bits */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_GP_TXNCC_MASK 0xff000000 /* Transmit Negative Credit Count */
|
|
|
|
|
#define SAR_GP_EEDI 0x00010000 /* EEPROM Data In */
|
|
|
|
|
#define SAR_GP_BIGE 0x00008000 /* Big Endian Operation */
|
|
|
|
|
#define SAR_GP_RM_NORMAL 0x00000000 /* Normal handling of RM cells */
|
|
|
|
|
#define SAR_GP_RM_TO_RCQ 0x00002000 /* put RM cells into Raw Cell Queue */
|
|
|
|
|
#define SAR_GP_RM_RSVD 0x00004000 /* Reserved */
|
|
|
|
|
#define SAR_GP_RM_INHIBIT 0x00006000 /* Inhibit update of Connection tab */
|
|
|
|
|
#define SAR_GP_PHY_RESET 0x00000008 /* PHY Reset */
|
|
|
|
|
#define SAR_GP_EESCLK 0x00000004 /* EEPROM SCLK */
|
|
|
|
|
#define SAR_GP_EECS 0x00000002 /* EEPROM Chip Select */
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#define SAR_GP_EEDO 0x00000001 /* EEPROM Data Out */
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/*****************************************************************************/
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/* */
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/* SAR local SRAM layout for 128k work SRAM */
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/* */
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/*****************************************************************************/
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#define SAR_SRAM_SCD_SIZE 12
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#define SAR_SRAM_TCT_SIZE 8
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#define SAR_SRAM_RCT_SIZE 4
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#define SAR_SRAM_TCT_128_BASE 0x00000
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#define SAR_SRAM_TCT_128_TOP 0x01fff
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#define SAR_SRAM_RCT_128_BASE 0x02000
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#define SAR_SRAM_RCT_128_TOP 0x02fff
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#define SAR_SRAM_FB0_128_BASE 0x03000
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#define SAR_SRAM_FB0_128_TOP 0x033ff
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#define SAR_SRAM_FB1_128_BASE 0x03400
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#define SAR_SRAM_FB1_128_TOP 0x037ff
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#define SAR_SRAM_FB2_128_BASE 0x03800
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#define SAR_SRAM_FB2_128_TOP 0x03bff
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#define SAR_SRAM_FB3_128_BASE 0x03c00
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#define SAR_SRAM_FB3_128_TOP 0x03fff
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#define SAR_SRAM_SCD_128_BASE 0x04000
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#define SAR_SRAM_SCD_128_TOP 0x07fff
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#define SAR_SRAM_TST1_128_BASE 0x08000
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#define SAR_SRAM_TST1_128_TOP 0x0bfff
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#define SAR_SRAM_TST2_128_BASE 0x0c000
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#define SAR_SRAM_TST2_128_TOP 0x0ffff
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#define SAR_SRAM_ABRSTD_128_BASE 0x10000
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#define SAR_SRAM_ABRSTD_128_TOP 0x13fff
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#define SAR_SRAM_RT_128_BASE 0x14000
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#define SAR_SRAM_RT_128_TOP 0x15fff
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#define SAR_SRAM_FIFO_128_BASE 0x18000
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#define SAR_SRAM_FIFO_128_TOP 0x1ffff
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/*****************************************************************************/
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/* */
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/* SAR local SRAM layout for 32k work SRAM */
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/* */
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/*****************************************************************************/
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#define SAR_SRAM_TCT_32_BASE 0x00000
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#define SAR_SRAM_TCT_32_TOP 0x00fff
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#define SAR_SRAM_RCT_32_BASE 0x01000
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#define SAR_SRAM_RCT_32_TOP 0x017ff
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#define SAR_SRAM_FB0_32_BASE 0x01800
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#define SAR_SRAM_FB0_32_TOP 0x01bff
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#define SAR_SRAM_FB1_32_BASE 0x01c00
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#define SAR_SRAM_FB1_32_TOP 0x01fff
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#define SAR_SRAM_FB2_32_BASE 0x02000
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#define SAR_SRAM_FB2_32_TOP 0x023ff
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#define SAR_SRAM_FB3_32_BASE 0x02400
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#define SAR_SRAM_FB3_32_TOP 0x027ff
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#define SAR_SRAM_SCD_32_BASE 0x02800
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#define SAR_SRAM_SCD_32_TOP 0x03fff
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#define SAR_SRAM_TST1_32_BASE 0x04000
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#define SAR_SRAM_TST1_32_TOP 0x04fff
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#define SAR_SRAM_TST2_32_BASE 0x05000
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#define SAR_SRAM_TST2_32_TOP 0x05fff
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#define SAR_SRAM_ABRSTD_32_BASE 0x06000
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#define SAR_SRAM_ABRSTD_32_TOP 0x067ff
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#define SAR_SRAM_RT_32_BASE 0x06800
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#define SAR_SRAM_RT_32_TOP 0x06fff
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#define SAR_SRAM_FIFO_32_BASE 0x07000
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#define SAR_SRAM_FIFO_32_TOP 0x07fff
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/*****************************************************************************/
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/* */
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/* TSR - Transmit Status Request */
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/* */
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/*****************************************************************************/
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#define SAR_TSR_TYPE_TSR 0x80000000
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#define SAR_TSR_TYPE_TBD 0x00000000
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#define SAR_TSR_TSIF 0x20000000
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#define SAR_TSR_TAG_MASK 0x01F00000
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/*****************************************************************************/
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/* */
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/* TBD - Transmit Buffer Descriptor */
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|
/* */
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/*****************************************************************************/
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#define SAR_TBD_EPDU 0x40000000
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#define SAR_TBD_TSIF 0x20000000
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#define SAR_TBD_OAM 0x10000000
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#define SAR_TBD_AAL0 0x00000000
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#define SAR_TBD_AAL34 0x04000000
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#define SAR_TBD_AAL5 0x08000000
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#define SAR_TBD_GTSI 0x02000000
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#define SAR_TBD_TAG_MASK 0x01F00000
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#define SAR_TBD_VPI_MASK 0x0FF00000
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#define SAR_TBD_VCI_MASK 0x000FFFF0
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#define SAR_TBD_VC_MASK (SAR_TBD_VPI_MASK | SAR_TBD_VCI_MASK)
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#define SAR_TBD_VPI_SHIFT 20
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#define SAR_TBD_VCI_SHIFT 4
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|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* RXFD - Receive FIFO Descriptor */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
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|
|
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|
|
#define SAR_RXFD_SIZE_MASK 0x0F000000
|
|
|
|
|
#define SAR_RXFD_SIZE_512 0x00000000 /* 512 words */
|
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|
#define SAR_RXFD_SIZE_1K 0x01000000 /* 1k words */
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|
|
#define SAR_RXFD_SIZE_2K 0x02000000 /* 2k words */
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|
|
#define SAR_RXFD_SIZE_4K 0x03000000 /* 4k words */
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|
|
#define SAR_RXFD_SIZE_8K 0x04000000 /* 8k words */
|
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|
|
|
#define SAR_RXFD_SIZE_16K 0x05000000 /* 16k words */
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|
|
|
#define SAR_RXFD_SIZE_32K 0x06000000 /* 32k words */
|
|
|
|
|
#define SAR_RXFD_SIZE_64K 0x07000000 /* 64k words */
|
|
|
|
|
#define SAR_RXFD_SIZE_128K 0x08000000 /* 128k words */
|
|
|
|
|
#define SAR_RXFD_SIZE_256K 0x09000000 /* 256k words */
|
|
|
|
|
#define SAR_RXFD_ADDR_MASK 0x001ffc00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* ABRSTD - ABR + VBR Schedule Tables */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_ABRSTD_SIZE_MASK 0x07000000
|
|
|
|
|
#define SAR_ABRSTD_SIZE_512 0x00000000 /* 512 words */
|
|
|
|
|
#define SAR_ABRSTD_SIZE_1K 0x01000000 /* 1k words */
|
|
|
|
|
#define SAR_ABRSTD_SIZE_2K 0x02000000 /* 2k words */
|
|
|
|
|
#define SAR_ABRSTD_SIZE_4K 0x03000000 /* 4k words */
|
|
|
|
|
#define SAR_ABRSTD_SIZE_8K 0x04000000 /* 8k words */
|
|
|
|
|
#define SAR_ABRSTD_SIZE_16K 0x05000000 /* 16k words */
|
|
|
|
|
#define SAR_ABRSTD_ADDR_MASK 0x001ffc00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* RCTE - Receive Connection Table Entry */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#define SAR_RCTE_IL_MASK 0xE0000000 /* inactivity limit */
|
|
|
|
|
#define SAR_RCTE_IC_MASK 0x1C000000 /* inactivity count */
|
|
|
|
|
#define SAR_RCTE_RSVD 0x02000000 /* reserved */
|
|
|
|
|
#define SAR_RCTE_LCD 0x01000000 /* last cell data */
|
|
|
|
|
#define SAR_RCTE_CI_VC 0x00800000 /* EFCI in previous cell of VC */
|
|
|
|
|
#define SAR_RCTE_FBP_01 0x00000000 /* 1. cell->FBQ0, others->FBQ1 */
|
|
|
|
|
#define SAR_RCTE_FBP_1 0x00200000 /* use FBQ 1 for all cells */
|
|
|
|
|
#define SAR_RCTE_FBP_2 0x00400000 /* use FBQ 2 for all cells */
|
|
|
|
|
#define SAR_RCTE_FBP_3 0x00600000 /* use FBQ 3 for all cells */
|
|
|
|
|
#define SAR_RCTE_NZ_GFC 0x00100000 /* non zero GFC in all cell of VC */
|
|
|
|
|
#define SAR_RCTE_CONNECTOPEN 0x00080000 /* VC is open */
|
|
|
|
|
#define SAR_RCTE_AAL_MASK 0x00070000 /* mask for AAL type field s.b. */
|
|
|
|
|
#define SAR_RCTE_RAWCELLINTEN 0x00008000 /* raw cell interrupt enable */
|
|
|
|
|
#define SAR_RCTE_RXCONCELLADDR 0x00004000 /* RX constant cell address */
|
|
|
|
|
#define SAR_RCTE_BUFFSTAT_MASK 0x00003000 /* buffer status */
|
|
|
|
|
#define SAR_RCTE_EFCI 0x00000800 /* EFCI Congestion flag */
|
|
|
|
|
#define SAR_RCTE_CLP 0x00000400 /* Cell Loss Priority flag */
|
|
|
|
|
#define SAR_RCTE_CRC 0x00000200 /* Recieved CRC Error */
|
|
|
|
|
#define SAR_RCTE_CELLCNT_MASK 0x000001FF /* cell Count */
|
|
|
|
|
|
|
|
|
|
#define SAR_RCTE_AAL0 0x00000000 /* AAL types for ALL field */
|
|
|
|
|
#define SAR_RCTE_AAL34 0x00010000
|
|
|
|
|
#define SAR_RCTE_AAL5 0x00020000
|
|
|
|
|
#define SAR_RCTE_RCQ 0x00030000
|
|
|
|
|
#define SAR_RCTE_OAM 0x00040000
|
|
|
|
|
|
|
|
|
|
#define TCMDQ_START 0x01000000
|
|
|
|
|
#define TCMDQ_LACR 0x02000000
|
|
|
|
|
#define TCMDQ_START_LACR 0x03000000
|
|
|
|
|
#define TCMDQ_INIT_ER 0x04000000
|
|
|
|
|
#define TCMDQ_HALT 0x05000000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
struct idt77252_skb_prv {
|
|
|
|
|
struct scqe tbd; /* Transmit Buffer Descriptor */
|
|
|
|
|
dma_addr_t paddr; /* DMA handle */
|
|
|
|
|
u32 pool; /* sb_pool handle */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#define IDT77252_PRV_TBD(skb) \
|
|
|
|
|
(((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->tbd)
|
|
|
|
|
#define IDT77252_PRV_PADDR(skb) \
|
|
|
|
|
(((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->paddr)
|
|
|
|
|
#define IDT77252_PRV_POOL(skb) \
|
|
|
|
|
(((struct idt77252_skb_prv *)(ATM_SKB(skb)+1))->pool)
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
/* */
|
|
|
|
|
/* PCI related items */
|
|
|
|
|
/* */
|
|
|
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#ifndef PCI_VENDOR_ID_IDT
|
|
|
|
|
#define PCI_VENDOR_ID_IDT 0x111D
|
|
|
|
|
#endif /* PCI_VENDOR_ID_IDT */
|
|
|
|
|
|
|
|
|
|
#ifndef PCI_DEVICE_ID_IDT_IDT77252
|
|
|
|
|
#define PCI_DEVICE_ID_IDT_IDT77252 0x0003
|
|
|
|
|
#endif /* PCI_DEVICE_ID_IDT_IDT772052 */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#endif /* !(_IDT77252_H) */
|
