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


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FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/if_axereg.h

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    1 /*-
    2  * Copyright (c) 1997, 1998, 1999, 2000-2003
    3  *      Bill Paul <wpaul@windriver.com>.  All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. All advertising materials mentioning features or use of this software
   14  *    must display the following acknowledgement:
   15  *      This product includes software developed by Bill Paul.
   16  * 4. Neither the name of the author nor the names of any co-contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
   24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   30  * THE POSSIBILITY OF SUCH DAMAGE.
   31  *
   32  * $FreeBSD: releng/7.3/sys/dev/usb/if_axereg.h 188260 2009-02-07 01:43:04Z thompsa $
   33  */
   34 
   35 /*
   36  * Definitions for the ASIX Electronics AX88172 to ethernet controller.
   37  */
   38 
   39 
   40 /*
   41  * Vendor specific commands
   42  * ASIX conveniently doesn't document the 'set NODEID' command in their
   43  * datasheet (thanks a lot guys).
   44  * To make handling these commands easier, I added some extra data
   45  * which is decided by the axe_cmd() routine. Commands are encoded
   46  * in 16 bites, with the format: LDCC. L and D are both nibbles in
   47  * the high byte. L represents the data length (0 to 15) and D
   48  * represents the direction (0 for vendor read, 1 for vendor write).
   49  * CC is the command byte, as specified in the manual.
   50  */
   51 
   52 #define AXE_CMD_DIR(x)  (((x) & 0x0F00) >> 8)
   53 #define AXE_CMD_LEN(x)  (((x) & 0xF000) >> 12)
   54 #define AXE_CMD_CMD(x)  ((x) & 0x00FF)
   55 
   56 #define AXE_172_CMD_READ_RXTX_SRAM              0x2002
   57 #define AXE_182_CMD_READ_RXTX_SRAM              0x8002
   58 #define AXE_172_CMD_WRITE_RX_SRAM               0x0103
   59 #define AXE_172_CMD_WRITE_TX_SRAM               0x0104
   60 #define AXE_182_CMD_WRITE_RXTX_SRAM             0x8103
   61 #define AXE_CMD_MII_OPMODE_SW                   0x0106
   62 #define AXE_CMD_MII_READ_REG                    0x2007
   63 #define AXE_CMD_MII_WRITE_REG                   0x2108
   64 #define AXE_CMD_MII_READ_OPMODE                 0x1009
   65 #define AXE_CMD_MII_OPMODE_HW                   0x010A
   66 #define AXE_CMD_SROM_READ                       0x200B
   67 #define AXE_CMD_SROM_WRITE                      0x010C
   68 #define AXE_CMD_SROM_WR_ENABLE                  0x010D
   69 #define AXE_CMD_SROM_WR_DISABLE                 0x010E
   70 #define AXE_CMD_RXCTL_READ                      0x200F
   71 #define AXE_CMD_RXCTL_WRITE                     0x0110
   72 #define AXE_CMD_READ_IPG012                     0x3011
   73 #define AXE_172_CMD_WRITE_IPG0                  0x0112
   74 #define AXE_172_CMD_WRITE_IPG1                  0x0113
   75 #define AXE_172_CMD_WRITE_IPG2                  0x0114
   76 #define AXE_178_CMD_WRITE_IPG012                0x0112
   77 #define AXE_CMD_READ_MCAST                      0x8015
   78 #define AXE_CMD_WRITE_MCAST                     0x8116
   79 #define AXE_172_CMD_READ_NODEID                 0x6017
   80 #define AXE_172_CMD_WRITE_NODEID                0x6118
   81 #define AXE_178_CMD_READ_NODEID                 0x6013
   82 #define AXE_178_CMD_WRITE_NODEID                0x6114
   83 #define AXE_CMD_READ_PHYID                      0x2019
   84 #define AXE_172_CMD_READ_MEDIA                  0x101A
   85 #define AXE_178_CMD_READ_MEDIA                  0x201A
   86 #define AXE_CMD_WRITE_MEDIA                     0x011B
   87 #define AXE_CMD_READ_MONITOR_MODE               0x101C
   88 #define AXE_CMD_WRITE_MONITOR_MODE              0x011D
   89 #define AXE_CMD_READ_GPIO                       0x101E
   90 #define AXE_CMD_WRITE_GPIO                      0x011F
   91 #define AXE_CMD_SW_RESET_REG                    0x0120
   92 #define AXE_CMD_SW_PHY_STATUS                   0x0021
   93 #define AXE_CMD_SW_PHY_SELECT                   0x0122
   94 
   95 #define AXE_SW_RESET_CLEAR                      0x00
   96 #define AXE_SW_RESET_RR                         0x01
   97 #define AXE_SW_RESET_RT                         0x02
   98 #define AXE_SW_RESET_PRTE                       0x04
   99 #define AXE_SW_RESET_PRL                        0x08
  100 #define AXE_SW_RESET_BZ                         0x10
  101 #define AXE_SW_RESET_IPRL                       0x20
  102 #define AXE_SW_RESET_IPPD                       0x40
  103 
  104 /* AX88178 documentation says to always write this bit... */
  105 #define AXE_178_RESET_MAGIC                     0x40
  106 
  107 #define AXE_178_MEDIA_GMII                      0x0001
  108 #define AXE_MEDIA_FULL_DUPLEX                   0x0002
  109 #define AXE_172_MEDIA_TX_ABORT_ALLOW            0x0004
  110 /* AX88178/88772 documentation says to always write 1 to bit 2 */
  111 #define AXE_178_MEDIA_MAGIC                     0x0004
  112 /* AX88772 documentation says to always write 0 to bit 3 */
  113 #define AXE_178_MEDIA_ENCK                      0x0008
  114 #define AXE_172_MEDIA_FLOW_CONTROL_EN           0x0010
  115 #define AXE_178_MEDIA_RXFLOW_CONTROL_EN         0x0010
  116 #define AXE_178_MEDIA_TXFLOW_CONTROL_EN         0x0020
  117 #define AXE_178_MEDIA_JUMBO_EN                  0x0040
  118 #define AXE_178_MEDIA_LTPF_ONLY                 0x0080
  119 #define AXE_178_MEDIA_RX_EN                     0x0100
  120 #define AXE_178_MEDIA_100TX                     0x0200
  121 #define AXE_178_MEDIA_SBP                       0x0800
  122 #define AXE_178_MEDIA_SUPERMAC                  0x1000
  123 
  124 #define AXE_RXCMD_PROMISC                       0x0001
  125 #define AXE_RXCMD_ALLMULTI                      0x0002
  126 #define AXE_172_RXCMD_UNICAST                   0x0004
  127 #define AXE_178_RXCMD_KEEP_INVALID_CRC          0x0004
  128 #define AXE_RXCMD_BROADCAST                     0x0008
  129 #define AXE_RXCMD_MULTICAST                     0x0010
  130 #define AXE_178_RXCMD_AP                        0x0020
  131 #define AXE_RXCMD_ENABLE                        0x0080
  132 #define AXE_178_RXCMD_MFB_2048                  0x0000  /* 2K max frame burst */
  133 #define AXE_178_RXCMD_MFB_4096                  0x0100  /* 4K max frame burst */
  134 #define AXE_178_RXCMD_MFB_8192                  0x0200  /* 8K max frame burst */
  135 #define AXE_178_RXCMD_MFB_16384                 0x0300  /* 16K max frame burst*/
  136 
  137 #define AXE_NOPHY                               0xE0
  138 #define AXE_INTPHY                              0x10
  139 
  140 #define AXE_TIMEOUT             1000
  141 #define AXE_172_BUFSZ           1536
  142 #define AXE_178_MIN_BUFSZ       2048
  143 #define AXE_MIN_FRAMELEN        60
  144 #define AXE_RX_FRAMES           1
  145 #define AXE_TX_FRAMES           1
  146 
  147 #if AXE_178_MAX_FRAME_BURST == 0
  148 #define AXE_178_RXCMD_MFB       AXE_178_RXCMD_MFB_2048
  149 #define AXE_178_MAX_BUFSZ       2048
  150 #elif AXE_178_MAX_FRAME_BURST == 1
  151 #define AXE_178_RXCMD_MFB       AXE_178_RXCMD_MFB_4096
  152 #define AXE_178_MAX_BUFSZ       4096
  153 #elif AXE_178_MAX_FRAME_BURST == 2
  154 #define AXE_178_RXCMD_MFB       AXE_178_RXCMD_MFB_8192
  155 #define AXE_178_MAX_BUFSZ       8192
  156 #else
  157 #define AXE_178_RXCMD_MFB       AXE_178_RXCMD_MFB_16384
  158 #define AXE_178_MAX_BUFSZ       16384
  159 #endif
  160 
  161 #define AXE_RX_LIST_CNT         1
  162 #define AXE_TX_LIST_CNT         1
  163 
  164 struct axe_chain {
  165         struct axe_softc        *axe_sc;
  166         usbd_xfer_handle        axe_xfer;
  167         char                    *axe_buf;
  168         struct mbuf             *axe_mbuf;
  169         int                     axe_accum;
  170         int                     axe_idx;
  171 };
  172 
  173 struct axe_cdata {
  174         struct axe_chain        axe_tx_chain[AXE_TX_LIST_CNT];
  175         struct axe_chain        axe_rx_chain[AXE_RX_LIST_CNT];
  176         int                     axe_tx_prod;
  177         int                     axe_tx_cons;
  178         int                     axe_tx_cnt;
  179         int                     axe_rx_prod;
  180 };
  181 
  182 #define AXE_CTL_READ            0x01
  183 #define AXE_CTL_WRITE           0x02
  184 
  185 #define AXE_CONFIG_NO           1
  186 #define AXE_IFACE_IDX           0
  187 
  188 /*
  189  * The interrupt endpoint is currently unused
  190  * by the ASIX part.
  191  */
  192 #define AXE_ENDPT_RX            0x0
  193 #define AXE_ENDPT_TX            0x1
  194 #define AXE_ENDPT_INTR          0x2
  195 #define AXE_ENDPT_MAX           0x3
  196 
  197 struct axe_sframe_hdr {
  198         uint16_t        len;
  199         uint16_t        ilen;
  200 } __packed;
  201 
  202 struct axe_type {
  203         struct usb_devno        axe_dev;
  204         uint32_t                axe_flags;
  205 #define AX172   0x0000          /* AX88172 */
  206 #define AX178   0x0001          /* AX88178 */
  207 #define AX772   0x0002          /* AX88772 */
  208 };
  209 
  210 #define AXE_INC(x, y)           (x) = (x + 1) % y
  211 
  212 struct axe_softc {
  213 #if defined(__FreeBSD__)
  214 #define GET_MII(sc) (device_get_softc((sc)->axe_miibus))
  215 #elif defined(__NetBSD__)
  216 #define GET_MII(sc) (&(sc)->axe_mii)
  217 #elif defined(__OpenBSD__)
  218 #define GET_MII(sc) (&(sc)->axe_mii)
  219 #endif
  220         struct ifnet            *axe_ifp;
  221         device_t                axe_miibus;
  222         device_t                axe_dev;
  223         usbd_device_handle      axe_udev;
  224         usbd_interface_handle   axe_iface;
  225         u_int16_t               axe_vendor;
  226         u_int16_t               axe_product;
  227         u_int16_t               axe_flags;
  228         int                     axe_ed[AXE_ENDPT_MAX];
  229         usbd_pipe_handle        axe_ep[AXE_ENDPT_MAX];
  230         int                     axe_if_flags;
  231         struct axe_cdata        axe_cdata;
  232         struct callout_handle   axe_stat_ch;
  233         struct mtx              axe_mtx;
  234         struct sx               axe_sleeplock;
  235         char                    axe_dying;
  236         int                     axe_link;
  237         unsigned char           axe_ipgs[3];
  238         unsigned char           axe_phyaddrs[2];
  239         struct timeval          axe_rx_notice;
  240         struct usb_task         axe_tick_task;
  241         int                     axe_bufsz;
  242         int                     axe_boundary;
  243 };
  244 
  245 #if 0
  246 #define AXE_LOCK(_sc)           mtx_lock(&(_sc)->axe_mtx)
  247 #define AXE_UNLOCK(_sc)         mtx_unlock(&(_sc)->axe_mtx)
  248 #else
  249 #define AXE_LOCK(_sc)
  250 #define AXE_UNLOCK(_sc)
  251 #endif
  252 #define AXE_SLEEPLOCK(_sc)      sx_xlock(&(_sc)->axe_sleeplock)
  253 #define AXE_SLEEPUNLOCK(_sc)    sx_xunlock(&(_sc)->axe_sleeplock)
  254 #define AXE_SLEEPLOCKASSERT(_sc) sx_assert(&(_sc)->axe_sleeplock, SX_XLOCKED)

Cache object: 9e96387a506f2d224774de68c8a12fef


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