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/cxgb/cxgb_ioctl.h

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    1 /**************************************************************************
    2 
    3 Copyright (c) 2007, Chelsio Inc.
    4 All rights reserved.
    5 
    6 Redistribution and use in source and binary forms, with or without
    7 modification, are permitted provided that the following conditions are met:
    8 
    9  1. Redistributions of source code must retain the above copyright notice,
   10     this list of conditions and the following disclaimer.
   11 
   12  2. Neither the name of the Chelsio Corporation nor the names of its
   13     contributors may be used to endorse or promote products derived from
   14     this software without specific prior written permission.
   15 
   16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   20 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   21 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   22 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   23 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   24 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   25 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   26 POSSIBILITY OF SUCH DAMAGE.
   27 
   28 $FreeBSD: releng/6.4/sys/dev/cxgb/cxgb_ioctl.h 171884 2007-08-18 09:10:26Z kmacy $
   29 
   30 ***************************************************************************/
   31 #ifndef __CHIOCTL_H__
   32 #define __CHIOCTL_H__
   33 
   34 /*
   35  * Ioctl commands specific to this driver.
   36  */
   37 enum {
   38         CH_SETREG = 0x40,
   39         CH_GETREG,
   40         CH_SETTPI,
   41         CH_GETTPI,
   42         CH_DEVUP,
   43         CH_GETMTUTAB,
   44         CH_SETMTUTAB,
   45         CH_GETMTU,
   46         CH_SET_PM,
   47         CH_GET_PM,
   48         CH_GET_TCAM,
   49         CH_SET_TCAM,
   50         CH_GET_TCB,
   51         CH_READ_TCAM_WORD,
   52         CH_GET_MEM,
   53         CH_GET_SGE_CONTEXT,
   54         CH_GET_SGE_DESC,
   55         CH_LOAD_FW,
   56         CH_GET_PROTO,
   57         CH_SET_PROTO,
   58         CH_SET_TRACE_FILTER,
   59         CH_SET_QSET_PARAMS,
   60         CH_GET_QSET_PARAMS,
   61         CH_SET_QSET_NUM,
   62         CH_GET_QSET_NUM,
   63         CH_SET_PKTSCHED,
   64         CH_IFCONF_GETREGS,
   65         CH_GETMIIREGS,
   66         CH_SETMIIREGS,
   67         CH_SET_FILTER,
   68         CH_SET_HW_SCHED,
   69         CH_DEL_FILTER,
   70 };
   71 
   72 struct ch_reg {
   73         uint32_t addr;
   74         uint32_t val;
   75 };
   76 
   77 struct ch_cntxt {
   78         uint32_t cntxt_type;
   79         uint32_t cntxt_id;
   80         uint32_t data[4];
   81 };
   82 
   83 /* context types */
   84 enum { CNTXT_TYPE_EGRESS, CNTXT_TYPE_FL, CNTXT_TYPE_RSP, CNTXT_TYPE_CQ };
   85 
   86 struct ch_desc {
   87         uint32_t cmd;
   88         uint32_t queue_num;
   89         uint32_t idx;
   90         uint32_t size;
   91         uint8_t  data[128];
   92 };
   93 
   94 struct ch_mem_range {
   95         uint32_t cmd;
   96         uint32_t mem_id;
   97         uint32_t addr;
   98         uint32_t len;
   99         uint32_t version;
  100         uint8_t  *buf;
  101 };
  102 
  103 struct ch_qset_params {
  104         uint32_t qset_idx;
  105         int32_t  txq_size[3];
  106         int32_t  rspq_size;
  107         int32_t  fl_size[2];
  108         int32_t  intr_lat;
  109         int32_t  polling;
  110         int32_t  cong_thres;
  111         int32_t  vector;
  112         int32_t  qnum;
  113 };
  114 
  115 struct ch_pktsched_params {
  116         uint32_t cmd;
  117         uint8_t  sched;
  118         uint8_t  idx;
  119         uint8_t  min;
  120         uint8_t  max;
  121         uint8_t  binding;
  122 };
  123 
  124 struct ch_hw_sched {
  125         uint32_t cmd;
  126         uint8_t  sched;
  127         int8_t   mode;
  128         int8_t   channel;
  129         int32_t  kbps;        /* rate in Kbps */
  130         int32_t  class_ipg;   /* tenths of nanoseconds */
  131         uint32_t flow_ipg;    /* usec */
  132 };
  133 
  134 struct ch_filter_tuple {
  135         uint32_t sip;
  136         uint32_t dip;
  137         uint16_t sport;
  138         uint16_t dport;
  139         uint16_t vlan:12;
  140         uint16_t vlan_prio:3;
  141 };
  142 
  143 struct ch_filter {
  144         uint32_t cmd;
  145         uint32_t filter_id;
  146         struct ch_filter_tuple val;
  147         struct ch_filter_tuple mask;
  148         uint16_t mac_addr_idx;
  149         uint8_t mac_hit:1;
  150         uint8_t proto:2;
  151 
  152         uint8_t want_filter_id:1; /* report filter TID instead of RSS hash */
  153         uint8_t pass:1;           /* whether to pass or drop packets */
  154         uint8_t rss:1;            /* use RSS or specified qset */
  155         uint8_t qset;
  156 };
  157 
  158 #ifndef TCB_SIZE
  159 # define TCB_SIZE   128
  160 #endif
  161 
  162 /* TCB size in 32-bit words */
  163 #define TCB_WORDS (TCB_SIZE / 4)
  164 
  165 enum { MEM_CM, MEM_PMRX, MEM_PMTX };   /* ch_mem_range.mem_id values */
  166 
  167 struct ch_mtus {
  168         uint32_t cmd;
  169         uint32_t nmtus;
  170         uint16_t mtus[NMTUS];
  171 };
  172 
  173 struct ch_pm {
  174         uint32_t cmd;
  175         uint32_t tx_pg_sz;
  176         uint32_t tx_num_pg;
  177         uint32_t rx_pg_sz;
  178         uint32_t rx_num_pg;
  179         uint32_t pm_total;
  180 };
  181 
  182 struct ch_tcam {
  183         uint32_t cmd;
  184         uint32_t tcam_size;
  185         uint32_t nservers;
  186         uint32_t nroutes;
  187         uint32_t nfilters;
  188 };
  189 
  190 struct ch_tcb {
  191         uint32_t cmd;
  192         uint32_t tcb_index;
  193         uint32_t tcb_data[TCB_WORDS];
  194 };
  195 
  196 struct ch_tcam_word {
  197         uint32_t cmd;
  198         uint32_t addr;
  199         uint32_t buf[3];
  200 };
  201 
  202 struct ch_trace {
  203         uint32_t cmd;
  204         uint32_t sip;
  205         uint32_t sip_mask;
  206         uint32_t dip;
  207         uint32_t dip_mask;
  208         uint16_t sport;
  209         uint16_t sport_mask;
  210         uint16_t dport;
  211         uint16_t dport_mask;
  212         uint32_t vlan:12,
  213                 vlan_mask:12,
  214                 intf:4,
  215                 intf_mask:4;
  216         uint8_t  proto;
  217         uint8_t  proto_mask;
  218         uint8_t  invert_match:1,
  219                 config_tx:1,
  220                 config_rx:1,
  221                 trace_tx:1,
  222                 trace_rx:1;
  223 };
  224 
  225 #define REGDUMP_SIZE  (4 * 1024)
  226 
  227 struct ifconf_regs {
  228         uint32_t  version;
  229         uint32_t  len; /* bytes */
  230         uint8_t   *data;
  231 };
  232 
  233 struct mii_data {
  234         uint32_t phy_id;
  235         uint32_t reg_num;
  236         uint32_t val_in;
  237         uint32_t val_out;
  238 };
  239 
  240 #define CHELSIO_SETREG              _IOW('f', CH_SETREG, struct ch_reg)
  241 #define CHELSIO_GETREG              _IOWR('f', CH_GETREG, struct ch_reg)
  242 #define CHELSIO_READ_TCAM_WORD      _IOR('f', CH_READ_TCAM_WORD, struct ch_tcam)
  243 #define CHELSIO_GET_MEM             _IOWR('f', CH_GET_MEM, struct ch_mem_range)
  244 #define CHELSIO_GET_SGE_CONTEXT     _IOWR('f', CH_GET_SGE_CONTEXT, struct ch_cntxt)
  245 #define CHELSIO_GET_SGE_DESC        _IOWR('f', CH_GET_SGE_DESC, struct ch_desc)
  246 #define CHELSIO_GET_QSET_PARAMS     _IOWR('f', CH_GET_QSET_PARAMS, struct ch_qset_params)
  247 #define CHELSIO_SET_QSET_PARAMS     _IOW('f', CH_SET_QSET_PARAMS, struct ch_qset_params)
  248 #define CHELSIO_GET_QSET_NUM        _IOWR('f', CH_GET_QSET_NUM, struct ch_reg)
  249 #define CHELSIO_SET_QSET_NUM        _IOW('f', CH_SET_QSET_NUM, struct ch_reg)
  250 #define CHELSIO_GETMTUTAB           _IOR('f', CH_GET_QSET_NUM, struct ch_mtus)
  251 #define CHELSIO_SETMTUTAB           _IOW('f', CH_SET_QSET_NUM, struct ch_mtus)
  252 
  253 
  254 #define CHELSIO_SET_TRACE_FILTER    _IOW('f', CH_SET_TRACE_FILTER, struct ch_trace)
  255 #define CHELSIO_SET_PKTSCHED        _IOW('f', CH_SET_PKTSCHED, struct ch_pktsched_params)
  256 #define CHELSIO_IFCONF_GETREGS      _IOWR('f', CH_IFCONF_GETREGS, struct ifconf_regs)
  257 #define SIOCGMIIREG                 _IOWR('f', CH_GETMIIREGS, struct mii_data)
  258 #define SIOCSMIIREG                 _IOWR('f', CH_SETMIIREGS, struct mii_data)
  259 #define CHELSIO_SET_HW_SCHED        _IOWR('f', CH_SET_HW_SCHED, struct ch_hw_sched)
  260 #define CHELSIO_SET_FILTER          _IOW('f', CH_SET_FILTER, struct ch_filter)
  261 #define CHELSIO_DEL_FILTER          _IOW('f', CH_DEL_FILTER, struct ch_filter)
  262 #define CHELSIO_DEVUP               _IO('f', CH_DEVUP)
  263 #endif

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