drivers/net/ethernet/intel/ixgbevf/defines.h

   1 /*******************************************************************************
   2
   3   Intel 82599 Virtual Function driver
   4   Copyright(c) 1999 - 2012 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  24   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  25
  26 *******************************************************************************/
  27
  28 #ifndef _IXGBEVF_DEFINES_H_
  29 #define _IXGBEVF_DEFINES_H_
  30
  31 /* Device IDs */
  32 #define IXGBE_DEV_ID_82599_VF           0x10ED
  33 #define IXGBE_DEV_ID_X540_VF            0x1515
  34 #define IXGBE_DEV_ID_X550_VF            0x1565
  35 #define IXGBE_DEV_ID_X550EM_X_VF        0x15A8
  36
  37 #define IXGBE_VF_IRQ_CLEAR_MASK         7
  38 #define IXGBE_VF_MAX_TX_QUEUES          8
  39 #define IXGBE_VF_MAX_RX_QUEUES          8
  40
  41 /* DCB define */
  42 #define IXGBE_VF_MAX_TRAFFIC_CLASS      8
  43
  44 /* Link speed */
  45 typedef u32 ixgbe_link_speed;
  46 #define IXGBE_LINK_SPEED_1GB_FULL       0x0020
  47 #define IXGBE_LINK_SPEED_10GB_FULL      0x0080
  48 #define IXGBE_LINK_SPEED_100_FULL       0x0008
  49
  50 #define IXGBE_CTRL_RST              0x04000000 /* Reset (SW) */
  51 #define IXGBE_RXDCTL_ENABLE         0x02000000 /* Enable specific Rx Queue */
  52 #define IXGBE_TXDCTL_ENABLE         0x02000000 /* Enable specific Tx Queue */
  53 #define IXGBE_LINKS_UP              0x40000000
  54 #define IXGBE_LINKS_SPEED_82599     0x30000000
  55 #define IXGBE_LINKS_SPEED_10G_82599 0x30000000
  56 #define IXGBE_LINKS_SPEED_1G_82599  0x20000000
  57 #define IXGBE_LINKS_SPEED_100_82599 0x10000000
  58
  59 /* Number of Transmit and Receive Descriptors must be a multiple of 8 */
  60 #define IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE  8
  61 #define IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE  8
  62 #define IXGBE_REQ_TX_BUFFER_GRANULARITY   1024
  63
  64 /* Interrupt Vector Allocation Registers */
  65 #define IXGBE_IVAR_ALLOC_VAL    0x80 /* Interrupt Allocation valid */
  66
  67 #define IXGBE_VF_INIT_TIMEOUT   200 /* Number of retries to clear RSTI */
  68
  69 /* Receive Config masks */
  70 #define IXGBE_RXCTRL_RXEN       0x00000001  /* Enable Receiver */
  71 #define IXGBE_RXCTRL_DMBYPS     0x00000002  /* Descriptor Monitor Bypass */
  72 #define IXGBE_RXDCTL_ENABLE     0x02000000  /* Enable specific Rx Queue */
  73 #define IXGBE_RXDCTL_VME        0x40000000  /* VLAN mode enable */
  74 #define IXGBE_RXDCTL_RLPMLMASK  0x00003FFF  /* Only supported on the X540 */
  75 #define IXGBE_RXDCTL_RLPML_EN   0x00008000
  76
  77 /* DCA Control */
  78 #define IXGBE_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */
  79
  80 /* PSRTYPE bit definitions */
  81 #define IXGBE_PSRTYPE_TCPHDR    0x00000010
  82 #define IXGBE_PSRTYPE_UDPHDR    0x00000020
  83 #define IXGBE_PSRTYPE_IPV4HDR   0x00000100
  84 #define IXGBE_PSRTYPE_IPV6HDR   0x00000200
  85 #define IXGBE_PSRTYPE_L2HDR     0x00001000
  86
  87 /* SRRCTL bit definitions */
  88 #define IXGBE_SRRCTL_BSIZEPKT_SHIFT     10     /* so many KBs */
  89 #define IXGBE_SRRCTL_RDMTS_SHIFT        22
  90 #define IXGBE_SRRCTL_RDMTS_MASK         0x01C00000
  91 #define IXGBE_SRRCTL_DROP_EN            0x10000000
  92 #define IXGBE_SRRCTL_BSIZEPKT_MASK      0x0000007F
  93 #define IXGBE_SRRCTL_BSIZEHDR_MASK      0x00003F00
  94 #define IXGBE_SRRCTL_DESCTYPE_LEGACY    0x00000000
  95 #define IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
  96 #define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT  0x04000000
  97 #define IXGBE_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000
  98 #define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
  99 #define IXGBE_SRRCTL_DESCTYPE_MASK      0x0E000000
 100
 101 /* Receive Descriptor bit definitions */
 102 #define IXGBE_RXD_STAT_DD         0x01    /* Descriptor Done */
 103 #define IXGBE_RXD_STAT_EOP        0x02    /* End of Packet */
 104 #define IXGBE_RXD_STAT_FLM        0x04    /* FDir Match */
 105 #define IXGBE_RXD_STAT_VP         0x08    /* IEEE VLAN Packet */
 106 #define IXGBE_RXDADV_NEXTP_MASK   0x000FFFF0 /* Next Descriptor Index */
 107 #define IXGBE_RXDADV_NEXTP_SHIFT  0x00000004
 108 #define IXGBE_RXD_STAT_UDPCS      0x10    /* UDP xsum calculated */
 109 #define IXGBE_RXD_STAT_L4CS       0x20    /* L4 xsum calculated */
 110 #define IXGBE_RXD_STAT_IPCS       0x40    /* IP xsum calculated */
 111 #define IXGBE_RXD_STAT_PIF        0x80    /* passed in-exact filter */
 112 #define IXGBE_RXD_STAT_CRCV       0x100   /* Speculative CRC Valid */
 113 #define IXGBE_RXD_STAT_VEXT       0x200   /* 1st VLAN found */
 114 #define IXGBE_RXD_STAT_UDPV       0x400   /* Valid UDP checksum */
 115 #define IXGBE_RXD_STAT_DYNINT     0x800   /* Pkt caused INT via DYNINT */
 116 #define IXGBE_RXD_STAT_TS         0x10000 /* Time Stamp */
 117 #define IXGBE_RXD_STAT_SECP       0x20000 /* Security Processing */
 118 #define IXGBE_RXD_STAT_LB         0x40000 /* Loopback Status */
 119 #define IXGBE_RXD_STAT_ACK        0x8000  /* ACK Packet indication */
 120 #define IXGBE_RXD_ERR_CE          0x01    /* CRC Error */
 121 #define IXGBE_RXD_ERR_LE          0x02    /* Length Error */
 122 #define IXGBE_RXD_ERR_PE          0x08    /* Packet Error */
 123 #define IXGBE_RXD_ERR_OSE         0x10    /* Oversize Error */
 124 #define IXGBE_RXD_ERR_USE         0x20    /* Undersize Error */
 125 #define IXGBE_RXD_ERR_TCPE        0x40    /* TCP/UDP Checksum Error */
 126 #define IXGBE_RXD_ERR_IPE         0x80    /* IP Checksum Error */
 127 #define IXGBE_RXDADV_ERR_MASK     0xFFF00000 /* RDESC.ERRORS mask */
 128 #define IXGBE_RXDADV_ERR_SHIFT    20         /* RDESC.ERRORS shift */
 129 #define IXGBE_RXDADV_ERR_HBO      0x00800000 /*Header Buffer Overflow */
 130 #define IXGBE_RXDADV_ERR_CE       0x01000000 /* CRC Error */
 131 #define IXGBE_RXDADV_ERR_LE       0x02000000 /* Length Error */
 132 #define IXGBE_RXDADV_ERR_PE       0x08000000 /* Packet Error */
 133 #define IXGBE_RXDADV_ERR_OSE      0x10000000 /* Oversize Error */
 134 #define IXGBE_RXDADV_ERR_USE      0x20000000 /* Undersize Error */
 135 #define IXGBE_RXDADV_ERR_TCPE     0x40000000 /* TCP/UDP Checksum Error */
 136 #define IXGBE_RXDADV_ERR_IPE      0x80000000 /* IP Checksum Error */
 137 #define IXGBE_RXD_VLAN_ID_MASK    0x0FFF  /* VLAN ID is in lower 12 bits */
 138 #define IXGBE_RXD_PRI_MASK        0xE000  /* Priority is in upper 3 bits */
 139 #define IXGBE_RXD_PRI_SHIFT       13
 140 #define IXGBE_RXD_CFI_MASK        0x1000  /* CFI is bit 12 */
 141 #define IXGBE_RXD_CFI_SHIFT       12
 142
 143 #define IXGBE_RXDADV_STAT_DD            IXGBE_RXD_STAT_DD  /* Done */
 144 #define IXGBE_RXDADV_STAT_EOP           IXGBE_RXD_STAT_EOP /* End of Packet */
 145 #define IXGBE_RXDADV_STAT_FLM           IXGBE_RXD_STAT_FLM /* FDir Match */
 146 #define IXGBE_RXDADV_STAT_VP            IXGBE_RXD_STAT_VP  /* IEEE VLAN Pkt */
 147 #define IXGBE_RXDADV_STAT_MASK          0x000FFFFF /* Stat/NEXTP: bit 0-19 */
 148 #define IXGBE_RXDADV_STAT_FCEOFS        0x00000040 /* FCoE EOF/SOF Stat */
 149 #define IXGBE_RXDADV_STAT_FCSTAT        0x00000030 /* FCoE Pkt Stat */
 150 #define IXGBE_RXDADV_STAT_FCSTAT_NOMTCH 0x00000000 /* 00: No Ctxt Match */
 151 #define IXGBE_RXDADV_STAT_FCSTAT_NODDP  0x00000010 /* 01: Ctxt w/o DDP */
 152 #define IXGBE_RXDADV_STAT_FCSTAT_FCPRSP 0x00000020 /* 10: Recv. FCP_RSP */
 153 #define IXGBE_RXDADV_STAT_FCSTAT_DDP    0x00000030 /* 11: Ctxt w/ DDP */
 154
 155 #define IXGBE_RXDADV_RSSTYPE_MASK       0x0000000F
 156 #define IXGBE_RXDADV_PKTTYPE_MASK       0x0000FFF0
 157 #define IXGBE_RXDADV_PKTTYPE_MASK_EX    0x0001FFF0
 158 #define IXGBE_RXDADV_HDRBUFLEN_MASK     0x00007FE0
 159 #define IXGBE_RXDADV_RSCCNT_MASK        0x001E0000
 160 #define IXGBE_RXDADV_RSCCNT_SHIFT       17
 161 #define IXGBE_RXDADV_HDRBUFLEN_SHIFT    5
 162 #define IXGBE_RXDADV_SPLITHEADER_EN     0x00001000
 163 #define IXGBE_RXDADV_SPH                0x8000
 164
 165 #define IXGBE_RXD_ERR_FRAME_ERR_MASK ( \
 166                                       IXGBE_RXD_ERR_CE |  \
 167                                       IXGBE_RXD_ERR_LE |  \
 168                                       IXGBE_RXD_ERR_PE |  \
 169                                       IXGBE_RXD_ERR_OSE | \
 170                                       IXGBE_RXD_ERR_USE)
 171
 172 #define IXGBE_RXDADV_ERR_FRAME_ERR_MASK ( \
 173                                          IXGBE_RXDADV_ERR_CE |  \
 174                                          IXGBE_RXDADV_ERR_LE |  \
 175                                          IXGBE_RXDADV_ERR_PE |  \
 176                                          IXGBE_RXDADV_ERR_OSE | \
 177                                          IXGBE_RXDADV_ERR_USE)
 178
 179 #define IXGBE_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
 180 #define IXGBE_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
 181 #define IXGBE_TXD_CMD_EOP    0x01000000 /* End of Packet */
 182 #define IXGBE_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
 183 #define IXGBE_TXD_CMD_IC     0x04000000 /* Insert Checksum */
 184 #define IXGBE_TXD_CMD_RS     0x08000000 /* Report Status */
 185 #define IXGBE_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
 186 #define IXGBE_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
 187 #define IXGBE_TXD_STAT_DD    0x00000001 /* Descriptor Done */
 188 #define IXGBE_TXD_CMD        (IXGBE_TXD_CMD_EOP | IXGBE_TXD_CMD_RS)
 189
 190 /* Transmit Descriptor - Advanced */
 191 union ixgbe_adv_tx_desc {
 192         struct {
 193                 __le64 buffer_addr;      /* Address of descriptor's data buf */
 194                 __le32 cmd_type_len;
 195                 __le32 olinfo_status;
 196         } read;
 197         struct {
 198                 __le64 rsvd;       /* Reserved */
 199                 __le32 nxtseq_seed;
 200                 __le32 status;
 201         } wb;
 202 };
 203
 204 /* Receive Descriptor - Advanced */
 205 union ixgbe_adv_rx_desc {
 206         struct {
 207                 __le64 pkt_addr; /* Packet buffer address */
 208                 __le64 hdr_addr; /* Header buffer address */
 209         } read;
 210         struct {
 211                 struct {
 212                         union {
 213                                 __le32 data;
 214                                 struct {
 215                                         __le16 pkt_info; /* RSS, Pkt type */
 216                                         __le16 hdr_info; /* Splithdr, hdrlen */
 217                                 } hs_rss;
 218                         } lo_dword;
 219                         union {
 220                                 __le32 rss; /* RSS Hash */
 221                                 struct {
 222                                         __le16 ip_id; /* IP id */
 223                                         __le16 csum; /* Packet Checksum */
 224                                 } csum_ip;
 225                         } hi_dword;
 226                 } lower;
 227                 struct {
 228                         __le32 status_error; /* ext status/error */
 229                         __le16 length; /* Packet length */
 230                         __le16 vlan; /* VLAN tag */
 231                 } upper;
 232         } wb;  /* writeback */
 233 };
 234
 235 /* Context descriptors */
 236 struct ixgbe_adv_tx_context_desc {
 237         __le32 vlan_macip_lens;
 238         __le32 seqnum_seed;
 239         __le32 type_tucmd_mlhl;
 240         __le32 mss_l4len_idx;
 241 };
 242
 243 /* Adv Transmit Descriptor Config Masks */
 244 #define IXGBE_ADVTXD_DTYP_MASK  0x00F00000 /* DTYP mask */
 245 #define IXGBE_ADVTXD_DTYP_CTXT  0x00200000 /* Advanced Context Desc */
 246 #define IXGBE_ADVTXD_DTYP_DATA  0x00300000 /* Advanced Data Descriptor */
 247 #define IXGBE_ADVTXD_DCMD_EOP   IXGBE_TXD_CMD_EOP  /* End of Packet */
 248 #define IXGBE_ADVTXD_DCMD_IFCS  IXGBE_TXD_CMD_IFCS /* Insert FCS */
 249 #define IXGBE_ADVTXD_DCMD_RS    IXGBE_TXD_CMD_RS   /* Report Status */
 250 #define IXGBE_ADVTXD_DCMD_DEXT  IXGBE_TXD_CMD_DEXT /* Desc ext (1=Adv) */
 251 #define IXGBE_ADVTXD_DCMD_VLE   IXGBE_TXD_CMD_VLE  /* VLAN pkt enable */
 252 #define IXGBE_ADVTXD_DCMD_TSE   0x80000000 /* TCP Seg enable */
 253 #define IXGBE_ADVTXD_STAT_DD    IXGBE_TXD_STAT_DD  /* Descriptor Done */
 254 #define IXGBE_ADVTXD_TUCMD_IPV4      0x00000400  /* IP Packet Type: 1=IPv4 */
 255 #define IXGBE_ADVTXD_TUCMD_IPV6      0x00000000  /* IP Packet Type: 0=IPv6 */
 256 #define IXGBE_ADVTXD_TUCMD_L4T_UDP   0x00000000  /* L4 Packet TYPE of UDP */
 257 #define IXGBE_ADVTXD_TUCMD_L4T_TCP   0x00000800  /* L4 Packet TYPE of TCP */
 258 #define IXGBE_ADVTXD_TUCMD_L4T_SCTP  0x00001000  /* L4 Packet TYPE of SCTP */
 259 #define IXGBE_ADVTXD_IDX_SHIFT  4 /* Adv desc Index shift */
 260 #define IXGBE_ADVTXD_CC         0x00000080 /* Check Context */
 261 #define IXGBE_ADVTXD_POPTS_SHIFT      8  /* Adv desc POPTS shift */
 262 #define IXGBE_ADVTXD_POPTS_IXSM (IXGBE_TXD_POPTS_IXSM << \
 263                                  IXGBE_ADVTXD_POPTS_SHIFT)
 264 #define IXGBE_ADVTXD_POPTS_TXSM (IXGBE_TXD_POPTS_TXSM << \
 265                                  IXGBE_ADVTXD_POPTS_SHIFT)
 266 #define IXGBE_ADVTXD_PAYLEN_SHIFT    14 /* Adv desc PAYLEN shift */
 267 #define IXGBE_ADVTXD_MACLEN_SHIFT    9  /* Adv ctxt desc mac len shift */
 268 #define IXGBE_ADVTXD_VLAN_SHIFT      16  /* Adv ctxt vlan tag shift */
 269 #define IXGBE_ADVTXD_L4LEN_SHIFT     8  /* Adv ctxt L4LEN shift */
 270 #define IXGBE_ADVTXD_MSS_SHIFT       16  /* Adv ctxt MSS shift */
 271
 272 /* Interrupt register bitmasks */
 273
 274 #define IXGBE_EITR_CNT_WDIS     0x80000000
 275 #define IXGBE_MAX_EITR          0x00000FF8
 276 #define IXGBE_MIN_EITR          8
 277
 278 /* Error Codes */
 279 #define IXGBE_ERR_INVALID_MAC_ADDR              -1
 280 #define IXGBE_ERR_RESET_FAILED                  -2
 281 #define IXGBE_ERR_INVALID_ARGUMENT              -3
 282
 283 /* Transmit Config masks */
 284 #define IXGBE_TXDCTL_ENABLE             0x02000000 /* Ena specific Tx Queue */
 285 #define IXGBE_TXDCTL_SWFLSH             0x04000000 /* Tx Desc. wr-bk flushing */
 286 #define IXGBE_TXDCTL_WTHRESH_SHIFT      16         /* shift to WTHRESH bits */
 287
 288 #define IXGBE_DCA_RXCTRL_DESC_DCA_EN    (1 << 5)  /* Rx Desc enable */
 289 #define IXGBE_DCA_RXCTRL_HEAD_DCA_EN    (1 << 6)  /* Rx Desc header ena */
 290 #define IXGBE_DCA_RXCTRL_DATA_DCA_EN    (1 << 7)  /* Rx Desc payload ena */
 291 #define IXGBE_DCA_RXCTRL_DESC_RRO_EN    (1 << 9)  /* Rx rd Desc Relax Order */
 292 #define IXGBE_DCA_RXCTRL_DATA_WRO_EN    (1 << 13) /* Rx wr data Relax Order */
 293 #define IXGBE_DCA_RXCTRL_HEAD_WRO_EN    (1 << 15) /* Rx wr header RO */
 294
 295 #define IXGBE_DCA_TXCTRL_DESC_DCA_EN    (1 << 5)  /* DCA Tx Desc enable */
 296 #define IXGBE_DCA_TXCTRL_DESC_RRO_EN    (1 << 9)  /* Tx rd Desc Relax Order */
 297 #define IXGBE_DCA_TXCTRL_DESC_WRO_EN    (1 << 11) /* Tx Desc writeback RO bit */
 298 #define IXGBE_DCA_TXCTRL_DATA_RRO_EN    (1 << 13) /* Tx rd data Relax Order */
 299
 300 #endif /* _IXGBEVF_DEFINES_H_ */