The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/mtd803var.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /* $NetBSD: mtd803var.h,v 1.2 2003/09/23 19:37:39 martin Exp $ */
    2 
    3 /*-
    4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Peter Bex <Peter.Bex@student.kun.nl>.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. All advertising materials mentioning features or use of this software
   19  *    must display the following acknowledgement:
   20  *      This product includes software developed by the NetBSD
   21  *      Foundation, Inc. and its contributors.
   22  * 4. Neither the name of The NetBSD Foundation nor the names of its
   23  *    contributors may be used to endorse or promote products derived
   24  *    from this software without specific prior written permission.
   25  *
   26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   36  * POSSIBILITY OF SUCH DAMAGE.
   37  */
   38 
   39 #include <sys/device.h>
   40 #include <sys/socket.h>
   41 #include <net/if.h>
   42 #include <net/if_ether.h>
   43 #include <net/if_media.h>
   44 #include <dev/mii/miivar.h>
   45 
   46 
   47 /* Number of Tx and Rx descriptors */
   48 #define MTD_NUM_TXD             64
   49 #define MTD_NUM_RXD             64
   50 /* Tx and Rx buffer size */
   51 #define MTD_RXBUF_SIZE          1536
   52 #define MTD_TXBUF_SIZE          1536
   53 
   54 /* DMA mem must be longword (4 bytes) aligned */
   55 #define MTD_DMA_ALIGN           4
   56 
   57 
   58 /* Descriptor structure */
   59 struct mtd_desc {
   60         u_int32_t stat;                 /* Status field */
   61         u_int32_t conf;                 /* Config field */
   62         u_int32_t data;                 /* Data buffer start address */
   63         u_int32_t next;                 /* Next descriptor address */
   64 };
   65 
   66 /* Softc struct */
   67 struct mtd_softc {
   68         struct device           dev;
   69         struct mii_data         mii;
   70         struct ethercom         ethercom;
   71         bus_space_tag_t         bus_tag;
   72         bus_space_handle_t      bus_handle;
   73         void *                  sd_hook;
   74         u_int8_t                eaddr[ETHER_ADDR_LEN];
   75         volatile unsigned int   cur_tx;
   76         volatile unsigned int   cur_rx;
   77 
   78         bus_dma_tag_t           dma_tag;
   79         struct mtd_desc *       desc;
   80         bus_dmamap_t            desc_dma_map;
   81         caddr_t                 buf;
   82         bus_dmamap_t            buf_dma_map;
   83 
   84 #if NRND > 0
   85         rndsource_element_t     rnd_src;
   86 #endif
   87 };
   88 
   89 
   90 /* Transmit descriptor layout */
   91         /* Status register */
   92 #define MTD_TXD_OWNER           0x80000000      /* Owner bit */
   93 #define MTD_TXD_RSRVD0          0x7fffc000      /* Bits [30:14] are reserved */
   94 #define MTD_TXD_ABORT           0x00002000      /* Transmit aborted */
   95 #define MTD_TXD_CSL             0x00001000      /* Carrier Sense Loss */
   96 #define MTD_TXD_LCOL            0x00000800      /* Late collision */
   97 #define MTD_TXD_EXCOL           0x00000400      /* Excessive collisions */
   98 #define MTD_TXD_DFD             0x00000200      /* Deferred */
   99 #define MTD_TXD_HBFAIL          0x00000100      /* Heart-beat failure */
  100 #define MTD_TXD_NRC             0x000000ff      /* Collision Retry Count */
  101         /* Configuration register */
  102 #define MTD_TXD_CONF_IRQC       0x80000000      /* Interrupt control */
  103 #define MTD_TXD_CONF_EIRQC      0x40000000      /* Early interrupt control */
  104 #define MTD_TXD_CONF_LSD        0x20000000      /* Last descriptor */
  105 #define MTD_TXD_CONF_FSD        0x10000000      /* First descriptor */
  106 #define MTD_TXD_CONF_CRC        0x08000000      /* CRC append */
  107 #define MTD_TXD_CONF_PAD        0x04000000      /* Pad control */
  108 #define MTD_TXD_CONF_RLCOL      0x02000000      /* Retry Late Collision */
  109 #define MTD_TXD_CONF_RSRVD0     0x01c00000      /* Bits [24:22] are reserved */
  110 #define MTD_TXD_CONF_PKTS       0x003ff800      /* Packet size */
  111 #define MTD_TXD_CONF_BUFS       0x000007ff      /* Transmit buffer size */
  112 
  113 #define MTD_TXD_PKTS_SHIFT      11
  114 
  115 /* Receive descriptor layout */
  116         /* Status register */
  117 #define MTD_RXD_OWNER           0x80000000      /* Owner bit */
  118 #define MTD_RXD_RSRVD3          0x70000000      /* Bits [30:28] are reserved */
  119 #define MTD_RXD_FLEN            0x0fff0000      /* Frame length */
  120 #define MTD_RXD_RSRVD2          0x00008000      /* Bit 15 is reserved */
  121 #define MTD_RXD_MAR             0x00004000      /* Multicast Address Received */
  122 #define MTD_RXD_BAR             0x00002000      /* Broadcast Address Received */
  123 #define MTD_RXD_PAR             0x00001000      /* Physical Address Received */
  124 #define MTD_RXD_FSD             0x00000800      /* First Descriptor */
  125 #define MTD_RXD_LSD             0x00000400      /* Last Descriptor */
  126 #define MTD_RXD_RSRVD1          0x00000300      /* Bits [9:8] are reserved */
  127 #define MTD_RXD_ERRSUM          0x00000080      /* Error summary */
  128 #define MTD_RXD_RUNT            0x00000040      /* Runt packet received */
  129 #define MTD_RXD_LONG            0x00000020      /* Long packet received */
  130 #define MTD_RXD_FALERR          0x00000010      /* Frame alignment error */
  131 #define MTD_RXD_CRC             0x00000008      /* CRC error. See manual :) */
  132 #define MTD_RXD_RXERR           0x00000004      /* Receive error */
  133 #define MTD_RXD_RSRVD0          0x00000003      /* Bits [1:0] are reserved */
  134         /* Configuration register */
  135 #define MTD_RXD_CONF_RSRVD0     0xfffff800      /* Bits [31:11] are reserved */
  136 #define MTD_RXD_CONF_BUFS       0x000007ff      /* Receive buffer size */
  137 
  138 #define MTD_RXD_FLEN_SHIFT      16
  139 
  140 extern int mtd_config __P((struct mtd_softc *));
  141 extern int mtd_irq_h __P((void *));

Cache object: 9b96a6059425138f690447023f031d2d


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.