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/netif/nge/if_ngereg.h

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    1 /*
    2  * Copyright (c) 2001 Wind River Systems
    3  * Copyright (c) 1997, 1998, 1999, 2000, 2001
    4  *      Bill Paul <wpaul@bsdi.com>.  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
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. All advertising materials mentioning features or use of this software
   15  *    must display the following acknowledgement:
   16  *      This product includes software developed by Bill Paul.
   17  * 4. Neither the name of the author nor the names of any co-contributors
   18  *    may be used to endorse or promote products derived from this software
   19  *    without specific prior written permission.
   20  *
   21  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
   22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   24  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
   25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   31  * THE POSSIBILITY OF SUCH DAMAGE.
   32  *
   33  * $FreeBSD: src/sys/dev/nge/if_ngereg.h,v 1.4.2.5 2002/11/13 12:54:06 simokawa Exp $
   34  * $DragonFly: src/sys/dev/netif/nge/if_ngereg.h,v 1.9 2006/08/01 18:05:43 swildner Exp $
   35  */
   36 
   37 #define NGE_CSR                 0x00
   38 #define NGE_CFG                 0x04
   39 #define NGE_MEAR                0x08
   40 #define NGE_PCITST              0x0C
   41 #define NGE_ISR                 0x10
   42 #define NGE_IMR                 0x14
   43 #define NGE_IER                 0x18
   44 #define NGE_IHR                 0x1C
   45 #define NGE_TX_LISTPTR_LO       0x20
   46 #define NGE_TX_LISTPTR_HI       0x24
   47 #define NGE_TX_LISTPTR          NGE_TX_LISTPTR_LO
   48 #define NGE_TX_CFG              0x28
   49 #define NGE_GPIO                0x2C
   50 #define NGE_RX_LISTPTR_LO       0x30
   51 #define NGE_RX_LISTPTR_HI       0x34
   52 #define NGE_RX_LISTPTR          NGE_RX_LISTPTR_LO
   53 #define NGE_RX_CFG              0x38
   54 #define NGE_PRIOQCTL            0x3C
   55 #define NGE_WOLCSR              0x40
   56 #define NGE_PAUSECSR            0x44
   57 #define NGE_RXFILT_CTL          0x48
   58 #define NGE_RXFILT_DATA         0x4C
   59 #define NGE_BOOTROM_ADDR        0x50
   60 #define NGE_BOOTROM_DATA        0x54
   61 #define NGE_SILICONREV          0x58
   62 #define NGE_MIBCTL              0x5C
   63 #define NGE_MIB_RXERRPKT        0x60
   64 #define NGE_MIB_RXERRFCS        0x64
   65 #define NGE_MIB_RXERRMISSEDPKT  0x68
   66 #define NGE_MIB_RXERRALIGN      0x6C
   67 #define NGE_MIB_RXERRSYM        0x70
   68 #define NGE_MIB_RXERRGIANT      0x74
   69 #define NGE_MIB_RXERRRANGLEN    0x78
   70 #define NGE_MIB_RXBADOPCODE     0x7C
   71 #define NGE_MIB_RXPAUSEPKTS     0x80
   72 #define NGE_MIB_TXPAUSEPKTS     0x84
   73 #define NGE_MIB_TXERRSQE        0x88
   74 #define NGE_TXPRIOQ_PTR1        0xA0
   75 #define NGE_TXPRIOQ_PTR2        0xA4
   76 #define NGE_TXPRIOQ_PTR3        0xA8
   77 #define NGE_RXPRIOQ_PTR1        0xB0
   78 #define NGE_RXPRIOQ_PTR2        0xB4
   79 #define NGE_RXPRIOQ_PTR3        0xB8
   80 #define NGE_VLAN_IP_RXCTL       0xBC
   81 #define NGE_VLAN_IP_TXCTL       0xC0
   82 #define NGE_VLAN_DATA           0xC4
   83 #define NGE_CLKRUN              0xCC
   84 #define NGE_TBI_BMCR            0xE0
   85 #define NGE_TBI_BMSR            0xE4
   86 #define NGE_TBI_ANAR            0xE8
   87 #define NGE_TBI_ANLPAR          0xEC
   88 #define NGE_TBI_ANER            0xF0
   89 #define NGE_TBI_ESR             0xF4
   90 
   91 /* Control/status register */
   92 #define NGE_CSR_TX_ENABLE       0x00000001
   93 #define NGE_CSR_TX_DISABLE      0x00000002
   94 #define NGE_CSR_RX_ENABLE       0x00000004
   95 #define NGE_CSR_RX_DISABLE      0x00000008
   96 #define NGE_CSR_TX_RESET        0x00000010
   97 #define NGE_CSR_RX_RESET        0x00000020
   98 #define NGE_CSR_SOFTINTR        0x00000080
   99 #define NGE_CSR_RESET           0x00000100
  100 #define NGE_CSR_TX_PRIOQ_ENB0   0x00000200
  101 #define NGE_CSR_TX_PRIOQ_ENB1   0x00000400
  102 #define NGE_CSR_TX_PRIOQ_ENB2   0x00000800
  103 #define NGE_CSR_TX_PRIOQ_ENB3   0x00001000
  104 #define NGE_CSR_RX_PRIOQ_ENB0   0x00002000
  105 #define NGE_CSR_RX_PRIOQ_ENB1   0x00004000
  106 #define NGE_CSR_RX_PRIOQ_ENB2   0x00008000
  107 #define NGE_CSR_RX_PRIOQ_ENB3   0x00010000
  108 
  109 /* Configuration register */
  110 #define NGE_CFG_BIGENDIAN       0x00000001
  111 #define NGE_CFG_EXT_125MHZ      0x00000002
  112 #define NGE_CFG_BOOTROM_DIS     0x00000004
  113 #define NGE_CFG_PERR_DETECT     0x00000008
  114 #define NGE_CFG_DEFER_DISABLE   0x00000010
  115 #define NGE_CFG_OUTOFWIN_TIMER  0x00000020
  116 #define NGE_CFG_SINGLE_BACKOFF  0x00000040
  117 #define NGE_CFG_PCIREQ_ALG      0x00000080
  118 #define NGE_CFG_EXTSTS_ENB      0x00000100
  119 #define NGE_CFG_PHY_DIS         0x00000200
  120 #define NGE_CFG_PHY_RST         0x00000400
  121 #define NGE_CFG_64BIT_ADDR_ENB  0x00000800
  122 #define NGE_CFG_64BIT_DATA_ENB  0x00001000
  123 #define NGE_CFG_64BIT_PCI_DET   0x00002000
  124 #define NGE_CFG_64BIT_TARG      0x00004000
  125 #define NGE_CFG_MWI_DIS         0x00008000
  126 #define NGE_CFG_MRM_DIS         0x00010000
  127 #define NGE_CFG_TMRTST          0x00020000
  128 #define NGE_CFG_PHYINTR_SPD     0x00040000
  129 #define NGE_CFG_PHYINTR_LNK     0x00080000
  130 #define NGE_CFG_PHYINTR_DUP     0x00100000
  131 #define NGE_CFG_MODE_1000       0x00400000
  132 #define NGE_CFG_TBI_EN          0x01000000
  133 #define NGE_CFG_DUPLEX_STS      0x10000000
  134 #define NGE_CFG_SPEED_STS       0x60000000
  135 #define NGE_CFG_LINK_STS        0x80000000
  136 
  137 /* MII/EEPROM control register */
  138 #define NGE_MEAR_EE_DIN         0x00000001
  139 #define NGE_MEAR_EE_DOUT        0x00000002
  140 #define NGE_MEAR_EE_CLK         0x00000004
  141 #define NGE_MEAR_EE_CSEL        0x00000008
  142 #define NGE_MEAR_MII_DATA       0x00000010
  143 #define NGE_MEAR_MII_DIR        0x00000020
  144 #define NGE_MEAR_MII_CLK        0x00000040
  145 
  146 #define NGE_EECMD_WRITE         0x140
  147 #define NGE_EECMD_READ          0x180
  148 #define NGE_EECMD_ERASE         0x1c0
  149 
  150 #define NGE_EE_NODEADDR         0xA
  151 
  152 /* PCI control register */
  153 #define NGE_PCICTL_SRAMADDR     0x0000001F
  154 #define NGE_PCICTL_RAMTSTENB    0x00000020
  155 #define NGE_PCICTL_TXTSTENB     0x00000040
  156 #define NGE_PCICTL_RXTSTENB     0x00000080
  157 #define NGE_PCICTL_BMTSTENB     0x00000200
  158 #define NGE_PCICTL_RAMADDR      0x001F0000
  159 #define NGE_PCICTL_ROMTIME      0x0F000000
  160 #define NGE_PCICTL_DISCTEST     0x40000000
  161 
  162 /* Interrupt/status register */
  163 #define NGE_ISR_RX_OK           0x00000001
  164 #define NGE_ISR_RX_DESC_OK      0x00000002
  165 #define NGE_ISR_RX_ERR          0x00000004
  166 #define NGE_ISR_RX_EARLY        0x00000008
  167 #define NGE_ISR_RX_IDLE         0x00000010
  168 #define NGE_ISR_RX_OFLOW        0x00000020
  169 #define NGE_ISR_TX_OK           0x00000040
  170 #define NGE_ISR_TX_DESC_OK      0x00000080
  171 #define NGE_ISR_TX_ERR          0x00000100
  172 #define NGE_ISR_TX_IDLE         0x00000200
  173 #define NGE_ISR_TX_UFLOW        0x00000400
  174 #define NGE_ISR_MIB_SERVICE     0x00000800
  175 #define NGE_ISR_SOFTINTR        0x00001000
  176 #define NGE_ISR_PME_EVENT       0x00002000
  177 #define NGE_ISR_PHY_INTR        0x00004000
  178 #define NGE_ISR_HIBITS          0x00008000
  179 #define NGE_ISR_RX_FIFO_OFLOW   0x00010000
  180 #define NGE_ISR_TGT_ABRT        0x00020000
  181 #define NGE_ISR_BM_ABRT         0x00040000
  182 #define NGE_ISR_SYSERR          0x00080000
  183 #define NGE_ISR_PARITY_ERR      0x00100000
  184 #define NGE_ISR_RX_RESET_DONE   0x00200000
  185 #define NGE_ISR_TX_RESET_DONE   0x00400000
  186 #define NGE_ISR_RX_PRIOQ_DESC0  0x00800000
  187 #define NGE_ISR_RX_PRIOQ_DESC1  0x01000000
  188 #define NGE_ISR_RX_PRIOQ_DESC2  0x02000000
  189 #define NGE_ISR_RX_PRIOQ_DESC3  0x04000000
  190 #define NGE_ISR_TX_PRIOQ_DESC0  0x08000000
  191 #define NGE_ISR_TX_PRIOQ_DESC1  0x10000000
  192 #define NGE_ISR_TX_PRIOQ_DESC2  0x20000000
  193 #define NGE_ISR_TX_PRIOQ_DESC3  0x40000000
  194 
  195 /* Interrupt mask register */
  196 #define NGE_IMR_RX_OK           0x00000001
  197 #define NGE_IMR_RX_DESC_OK      0x00000002
  198 #define NGE_IMR_RX_ERR          0x00000004
  199 #define NGE_IMR_RX_EARLY        0x00000008
  200 #define NGE_IMR_RX_IDLE         0x00000010
  201 #define NGE_IMR_RX_OFLOW        0x00000020
  202 #define NGE_IMR_TX_OK           0x00000040
  203 #define NGE_IMR_TX_DESC_OK      0x00000080
  204 #define NGE_IMR_TX_ERR          0x00000100
  205 #define NGE_IMR_TX_IDLE         0x00000200
  206 #define NGE_IMR_TX_UFLOW        0x00000400
  207 #define NGE_IMR_MIB_SERVICE     0x00000800
  208 #define NGE_IMR_SOFTINTR        0x00001000
  209 #define NGE_IMR_PME_EVENT       0x00002000
  210 #define NGE_IMR_PHY_INTR        0x00004000
  211 #define NGE_IMR_HIBITS          0x00008000
  212 #define NGE_IMR_RX_FIFO_OFLOW   0x00010000
  213 #define NGE_IMR_TGT_ABRT        0x00020000
  214 #define NGE_IMR_BM_ABRT         0x00040000
  215 #define NGE_IMR_SYSERR          0x00080000
  216 #define NGE_IMR_PARITY_ERR      0x00100000
  217 #define NGE_IMR_RX_RESET_DONE   0x00200000
  218 #define NGE_IMR_TX_RESET_DONE   0x00400000
  219 #define NGE_IMR_RX_PRIOQ_DESC0  0x00800000
  220 #define NGE_IMR_RX_PRIOQ_DESC1  0x01000000
  221 #define NGE_IMR_RX_PRIOQ_DESC2  0x02000000
  222 #define NGE_IMR_RX_PRIOQ_DESC3  0x04000000
  223 #define NGE_IMR_TX_PRIOQ_DESC0  0x08000000
  224 #define NGE_IMR_TX_PRIOQ_DESC1  0x10000000
  225 #define NGE_IMR_TX_PRIOQ_DESC2  0x20000000
  226 #define NGE_IMR_TX_PRIOQ_DESC3  0x40000000
  227 
  228 #define NGE_INTRS       \
  229         (NGE_IMR_RX_OFLOW|NGE_IMR_TX_UFLOW|NGE_IMR_TX_OK|\
  230          NGE_IMR_TX_IDLE|NGE_IMR_RX_OK|NGE_IMR_RX_ERR|\
  231          NGE_IMR_SYSERR|NGE_IMR_PHY_INTR|\
  232          NGE_IMR_RX_IDLE|NGE_IMR_RX_FIFO_OFLOW)
  233 
  234 /* Interrupt enable register */
  235 #define NGE_IER_INTRENB         0x00000001
  236 
  237 /* Interrupt moderation timer register */
  238 #define NGE_IHR_HOLDOFF         0x000000FF
  239 #define NGE_IHR_HOLDCTL         0x00000100
  240 
  241 /* Transmit configuration register */
  242 #define NGE_TXCFG_DRAIN_THRESH  0x000000FF /* 32-byte units */
  243 #define NGE_TXCFG_FILL_THRESH   0x0000FF00 /* 32-byte units */
  244 #define NGE_1000MB_BURST_DIS    0x00080000
  245 #define NGE_TXCFG_DMABURST      0x00700000
  246 #define NGE_TXCFG_ECRETRY       0x00800000
  247 #define NGE_TXCFG_AUTOPAD       0x10000000
  248 #define NGE_TXCFG_LOOPBK        0x20000000
  249 #define NGE_TXCFG_IGN_HBEAT     0x40000000
  250 #define NGE_TXCFG_IGN_CARR      0x80000000
  251 
  252 #define NGE_TXCFG_DRAIN(x)      (((x) >> 5) & NGE_TXCFG_DRAIN_THRESH)
  253 #define NGE_TXCFG_FILL(x)       ((((x) >> 5) << 8) & NGE_TXCFG_FILL_THRESH)
  254 
  255 #define NGE_TXDMA_1024BYTES     0x00000000
  256 #define NGE_TXDMA_8BYTES        0x00100000
  257 #define NGE_TXDMA_16BYTES       0x00200000
  258 #define NGE_TXDMA_32BYTES       0x00300000
  259 #define NGE_TXDMA_64BYTES       0x00400000
  260 #define NGE_TXDMA_128BYTES      0x00500000
  261 #define NGE_TXDMA_256BYTES      0x00600000
  262 #define NGE_TXDMA_512BYTES      0x00700000
  263 
  264 #define NGE_TXCFG       \
  265         (NGE_TXDMA_512BYTES|NGE_TXCFG_AUTOPAD|\
  266          NGE_TXCFG_FILL(64)|NGE_TXCFG_DRAIN(6400))
  267 
  268 /* GPIO register */
  269 #define NGE_GPIO_GP1_OUT        0x00000001
  270 #define NGE_GPIO_GP2_OUT        0x00000002
  271 #define NGE_GPIO_GP3_OUT        0x00000004
  272 #define NGE_GPIO_GP4_OUT        0x00000008
  273 #define NGE_GPIO_GP5_OUT        0x00000010
  274 #define NGE_GPIO_GP1_OUTENB     0x00000020
  275 #define NGE_GPIO_GP2_OUTENB     0x00000040
  276 #define NGE_GPIO_GP3_OUTENB     0x00000080
  277 #define NGE_GPIO_GP4_OUTENB     0x00000100
  278 #define NGE_GPIO_GP5_OUTENB     0x00000200
  279 #define NGE_GPIO_GP1_IN         0x00000400
  280 #define NGE_GPIO_GP2_IN         0x00000800
  281 #define NGE_GPIO_GP3_IN         0x00001000
  282 #define NGE_GPIO_GP4_IN         0x00002000
  283 #define NGE_GPIO_GP5_IN         0x00004000
  284 
  285 /* Receive configuration register */
  286 #define NGE_RXCFG_DRAIN_THRESH  0x0000003E /* 8-byte units */
  287 #define NGE_RXCFG_DMABURST      0x00700000
  288 #define NGE_RXCFG_RX_RANGEERR   0x04000000 /* accept in-range err frames */
  289 #define NGE_RXCFG_RX_GIANTS     0x08000000 /* accept packets > 1518 bytes */
  290 #define NGE_RXCFG_RX_FDX        0x10000000 /* full duplex receive */
  291 #define NGE_RXCFG_RX_NOCRC      0x20000000 /* strip CRC */
  292 #define NGE_RXCFG_RX_RUNT       0x40000000 /* accept short frames */
  293 #define NGE_RXCFG_RX_BADPKTS    0x80000000 /* accept error frames */
  294 
  295 #define NGE_RXCFG_DRAIN(x)      ((((x) >> 3) << 1) & NGE_RXCFG_DRAIN_THRESH)
  296 
  297 #define NGE_RXDMA_1024BYTES     0x00000000
  298 #define NGE_RXDMA_8BYTES        0x00100000
  299 #define NGE_RXDMA_16BYTES       0x00200000
  300 #define NGE_RXDMA_32YTES        0x00300000
  301 #define NGE_RXDMA_64BYTES       0x00400000
  302 #define NGE_RXDMA_128BYTES      0x00500000
  303 #define NGE_RXDMA_256BYTES      0x00600000
  304 #define NGE_RXDMA_512BYTES      0x00700000
  305 
  306 #define NGE_RXCFG \
  307         (NGE_RXCFG_DRAIN(64)|NGE_RXDMA_256BYTES|\
  308          NGE_RXCFG_RX_GIANTS|NGE_RXCFG_RX_NOCRC)
  309 
  310 /* Priority queue control */
  311 #define NGE_PRIOQCTL_TXPRIO_ENB 0x00000001
  312 #define NGE_PRIOQCTL_TXFAIR_ENB 0x00000002
  313 #define NGE_PRIOQCTL_RXPRIO     0x0000000C
  314 
  315 #define NGE_RXPRIOQ_DISABLED    0x00000000
  316 #define NGE_RXPRIOQ_TWOQS       0x00000004
  317 #define NGE_RXPRIOQ_THREEQS     0x00000008
  318 #define NGE_RXPRIOQ_FOURQS      0x0000000C
  319 
  320 /* Wake On LAN command/status register */
  321 #define NGE_WOLCSR_WAKE_ON_PHYINTR      0x00000001
  322 #define NGE_WOLCSR_WAKE_ON_UNICAST      0x00000002
  323 #define NGE_WOLCSR_WAKE_ON_MULTICAST    0x00000004
  324 #define NGR_WOLCSR_WAKE_ON_BROADCAST    0x00000008
  325 #define NGE_WOLCSR_WAKE_ON_ARP          0x00000010
  326 #define NGE_WOLCSR_WAKE_ON_PAT0_MATCH   0x00000020
  327 #define NGE_WOLCSR_WAKE_ON_PAT1_MATCH   0x00000040
  328 #define NGE_WOLCSR_WAKE_ON_PAT2_MATCH   0x00000080
  329 #define NGE_WOLCSR_WAKE_ON_PAT3_MATCH   0x00000100
  330 #define NGE_WOLCSR_SECUREON_ENB         0x00000200
  331 #define NGE_WOLCSR_SECUREON_HACK        0x00200000
  332 #define NGE_WOLCSR_PHYINTR              0x00400000
  333 #define NGE_WOLCSR_UNICAST              0x00800000
  334 #define NGE_WOLCSR_MULTICAST            0x01000000
  335 #define NGE_WOLCSR_BROADCAST            0x02000000
  336 #define NGE_WOLCSR_ARP_RCVD             0x04000000
  337 #define NGE_WOLCSR_PAT0_MATCH           0x08000000
  338 #define NGE_WOLCSR_PAT1_MATCH           0x10000000
  339 #define NGE_WOLCSR_PAT2_MATCH           0x20000000
  340 #define NGE_WOLCSR_PAT3_MATCH           0x40000000
  341 #define NGE_WOLCSR_MAGICPKT             0x80000000
  342 
  343 /* Pause control/status register */
  344 #define NGE_PAUSECSR_CNT                0x0000FFFF
  345 #define NGE_PAUSECSR_PFRAME_SENT        0x00020000
  346 #define NGE_PAUSECSR_RX_DATAFIFO_THR_LO 0x000C0000
  347 #define NGE_PAUSECSR_RX_DATAFIFO_THR_HI 0x00300000
  348 #define NGE_PAUSECSR_RX_STATFIFO_THR_LO 0x00C00000
  349 #define NGE_PAUSECSR_RX_STATFIFO_THR_HI 0x03000000
  350 #define NGE_PAUSECSR_PFRAME_RCVD        0x08000000
  351 #define NGE_PAUSECSR_PAUSE_ACTIVE       0x10000000
  352 #define NGE_PAUSECSR_PAUSE_ON_DA        0x20000000 /* pause on direct addr */
  353 #define NGE_PAUSECSR_PAUSE_ON_MCAST     0x40000000 /* pause on mcast */
  354 #define NGE_PAUSECSR_PAUSE_ENB          0x80000000
  355 
  356 /* Receive filter/match control message */
  357 #define MGE_RXFILTCTL_ADDR      0x000003FF
  358 #define NGE_RXFILTCTL_ULMASK    0x00080000
  359 #define NGE_RXFILTCTL_UCHASH    0x00100000
  360 #define NGE_RXFILTCTL_MCHASH    0x00200000
  361 #define NGE_RXFILTCTL_ARP       0x00400000
  362 #define NGE_RXFILTCTL_PMATCH0   0x00800000
  363 #define NGE_RXFILTCTL_PMATCH1   0x01000000
  364 #define NGE_RXFILTCTL_PMATCH2   0x02000000
  365 #define NGE_RXFILTCTL_PMATCH3   0x04000000
  366 #define NGE_RXFILTCTL_PERFECT   0x08000000
  367 #define NGE_RXFILTCTL_ALLPHYS   0x10000000
  368 #define NGE_RXFILTCTL_ALLMULTI  0x20000000
  369 #define NGE_RXFILTCTL_BROAD     0x40000000
  370 #define NGE_RXFILTCTL_ENABLE    0x80000000
  371 
  372 
  373 #define NGE_FILTADDR_PAR0       0x00000000
  374 #define NGE_FILTADDR_PAR1       0x00000002
  375 #define NGE_FILTADDR_PAR2       0x00000004
  376 #define NGE_FILTADDR_PMATCH0    0x00000006
  377 #define NGE_FILTADDR_PMATCH1    0x00000008
  378 #define NGE_FILTADDR_SOPASS0    0x0000000A
  379 #define NGE_FILTADDR_SOPASS1    0x0000000C
  380 #define NGE_FILTADDR_SOPASS2    0x0000000E
  381 #define NGE_FILTADDR_FMEM_LO    0x00000100
  382 #define NGE_FILTADDR_FMEM_HI    0x000003FE
  383 #define NGE_FILTADDR_MCAST_LO   0x00000100 /* start of multicast filter */
  384 #define NGE_FILTADDR_MCAST_HI   0x000001FE /* end of multicast filter */
  385 #define NGE_MCAST_FILTER_LEN    256        /* bytes */
  386 #define NGE_FILTADDR_PBUF0      0x00000200 /* pattern buffer 0 */
  387 #define NGE_FILTADDR_PBUF1      0x00000280 /* pattern buffer 1 */
  388 #define NGE_FILTADDR_PBUF2      0x00000300 /* pattern buffer 2 */
  389 #define NGE_FILTADDR_PBUF3      0x00000380 /* pattern buffer 3 */
  390 
  391 /* MIB control register */
  392 #define NGE_MIBCTL_WARNTEST     0x00000001
  393 #define NGE_MIBCTL_FREEZE_CNT   0x00000002
  394 #define NGE_MIBCTL_CLEAR_CNT    0x00000004
  395 #define NGE_MIBCTL_STROBE_CNT   0x00000008
  396 
  397 /* VLAN/IP RX control register */
  398 #define NGE_VIPRXCTL_TAG_DETECT_ENB     0x00000001
  399 #define NGE_VIPRXCTL_TAG_STRIP_ENB      0x00000002
  400 #define NGE_VIPRXCTL_DROP_TAGGEDPKTS    0x00000004
  401 #define NGE_VIPRXCTL_DROP_UNTAGGEDPKTS  0x00000008
  402 #define NGE_VIPRXCTL_IPCSUM_ENB         0x00000010
  403 #define NGE_VIPRXCTL_REJECT_BADIPCSUM   0x00000020
  404 #define NGE_VIPRXCTL_REJECT_BADTCPCSUM  0x00000040
  405 #define NGE_VIPRXCTL_REJECT_BADUDPCSUM  0x00000080
  406 
  407 /* VLAN/IP TX control register */
  408 #define NGE_VIPTXCTL_TAG_ALL            0x00000001
  409 #define NGE_VIPTXCTL_TAG_PER_PKT        0x00000002
  410 #define NGE_VIPTXCTL_CSUM_ALL           0x00000004
  411 #define NGE_VIPTXCTL_CSUM_PER_PKT       0x00000008
  412 
  413 /* VLAN data register */
  414 #define NGE_VLANDATA_VTYPE      0x0000FFFF
  415 #define NGE_VLANDATA_VTCI       0xFFFF0000
  416 
  417 /* Clockrun register */
  418 #define NGE_CLKRUN_PMESTS       0x00008000
  419 #define NGE_CLKRUN_PMEENB       0x00000100
  420 #define NGE_CLNRUN_CLKRUN_ENB   0x00000001
  421 
  422 
  423 /* TBI BMCR */
  424 #define NGE_TBIBMCR_RESTART_ANEG        0x00000200
  425 #define NGE_TBIBMCR_ENABLE_ANEG         0x00001000
  426 #define NGE_TBIBMCR_LOOPBACK            0x00004000 
  427 
  428 /* TBI BMSR */
  429 #define NGE_TBIBMSR_ANEG_DONE   0x00000004
  430 #define NGE_TBIBMSR_LINKSTAT    0x00000020
  431 
  432 /* TBI ANAR */
  433 #define NGE_TBIANAR_HDX         0x00000020
  434 #define NGE_TBIANAR_FDX         0x00000040
  435 #define NGE_TBIANAR_PS1         0x00000080
  436 #define NGE_TBIANAR_PS2         0x00000100
  437 #define NGE_TBIANAR_PCAP        0x00000180
  438 #define NGE_TBIANAR_REMFAULT    0x00003000
  439 #define NGE_TBIANAR_NEXTPAGE    0x00008000
  440 
  441 /* TBI ANLPAR */
  442 #define NGE_TBIANLPAR_HDX       0x00000020
  443 #define NGE_TBIANLPAR_FDX       0x00000040
  444 #define NGE_TBIANAR_PS1         0x00000080
  445 #define NGE_TBIANAR_PS2         0x00000100
  446 #define NGE_TBIANLPAR_PCAP      0x00000180
  447 #define NGE_TBIANLPAR_REMFAULT  0x00003000
  448 #define NGE_TBIANLPAR_NEXTPAGE  0x00008000
  449 
  450 /* TBI ANER */
  451 #define NGE_TBIANER_PAGERCVD    0x00000002
  452 #define NGE_TBIANER_NEXTPGABLE  0x00000004
  453 
  454 /* TBI EXTSTS */
  455 #define NGE_TBIEXTSTS_HXD       0x00004000
  456 #define NGE_TBIEXTSTS_FXD       0x00008000
  457 
  458 /*
  459  * DMA descriptor structures. The RX and TX descriptor formats are
  460  * deliberately designed to be similar to facilitate passing them between
  461  * RX and TX queues on multiple controllers, in the case where you have
  462  * multiple MACs in a switching configuration. With the 83820, the pointer
  463  * values can be either 64 bits or 32 bits depending on how the chip is
  464  * configured. For the 83821, the fields are always 32-bits. There is
  465  * also an optional extended status field for VLAN and TCP/IP checksum
  466  * functions. We use the checksum feature so we enable the use of this
  467  * field. Descriptors must be 64-bit aligned.
  468  * After this, we include some additional structure members for
  469  * use by the driver.
  470  */
  471 struct nge_desc_64 {
  472         /* Hardware descriptor section */
  473         uint32_t                nge_next_lo;
  474         uint32_t                nge_next_hi;
  475         uint32_t                nge_ptr_lo;
  476         uint32_t                nge_ptr_hi;
  477         uint32_t                nge_cmdsts;
  478 #define nge_rxstat              nge_cmdsts
  479 #define nge_txstat              nge_cmdsts
  480 #define nge_ctl                 nge_cmdsts
  481         uint32_t                nge_extsts;
  482         /* Driver software section */
  483         union {
  484                 struct mbuf             *nge_mbuf;
  485                 uint64_t                nge_dummy;
  486         } nge_mb_u;
  487         union {
  488                 struct nge_desc_64      *nge_nextdesc;
  489                 uint64_t                nge_dummy;
  490         } nge_nd_u;
  491 };
  492 
  493 struct nge_desc_32 {
  494         /* Hardware descriptor section */
  495         uint32_t                nge_next;
  496         uint32_t                nge_ptr;
  497         uint32_t                nge_cmdsts;
  498 #define nge_rxstat              nge_cmdsts
  499 #define nge_txstat              nge_cmdsts
  500 #define nge_ctl                 nge_cmdsts
  501         uint32_t                nge_extsts;
  502         /* Driver software section */
  503         union {
  504                 struct mbuf             *nge_mbuf;
  505                 uint64_t                nge_dummy;
  506         } nge_mb_u;
  507         union {
  508                 struct nge_desc_32      *nge_nextdesc;
  509                 uint64_t                nge_dummy;
  510         } nge_nd_u;
  511 };
  512 
  513 #define nge_desc        nge_desc_32
  514 #define nge_mbuf        nge_mb_u.nge_mbuf
  515 #define nge_nextdesc    nge_nd_u.nge_nextdesc
  516 
  517 #define NGE_CMDSTS_BUFLEN       0x0000FFFF
  518 #define NGE_CMDSTS_PKT_OK       0x08000000
  519 #define NGE_CMDSTS_CRC          0x10000000
  520 #define NGE_CMDSTS_INTR         0x20000000
  521 #define NGE_CMDSTS_MORE         0x40000000
  522 #define NGE_CMDSTS_OWN          0x80000000
  523 
  524 #define NGE_LASTDESC(x)         (!((x)->nge_ctl & NGE_CMDSTS_MORE)))
  525 #define NGE_OWNDESC(x)          ((x)->nge_ctl & NGE_CMDSTS_OWN)
  526 #define NGE_INC(x, y)           (x) = (x + 1) % y
  527 #define NGE_RXBYTES(x)          ((x)->nge_ctl & NGE_CMDSTS_BUFLEN)
  528 
  529 #define NGE_RXSTAT_RANGELENERR  0x00010000
  530 #define NGE_RXSTAT_LOOPBK       0x00020000
  531 #define NGE_RXSTAT_ALIGNERR     0x00040000
  532 #define NGE_RXSTAT_CRCERR       0x00080000
  533 #define NGE_RXSTAT_SYMBOLERR    0x00100000
  534 #define NGE_RXSTAT_RUNT         0x00200000
  535 #define NGE_RXSTAT_GIANT        0x00400000
  536 #define NGE_RXSTAT_DSTCLASS     0x01800000
  537 #define NGE_RXSTAT_OVERRUN      0x02000000
  538 #define NGE_RXSTAT_RX_ABORT     0x04000000
  539 
  540 #define NGE_DSTCLASS_REJECT     0x00000000
  541 #define NGE_DSTCLASS_UNICAST    0x00800000
  542 #define NGE_DSTCLASS_MULTICAST  0x01000000
  543 #define NGE_DSTCLASS_BROADCAST  0x02000000
  544 
  545 #define NGE_TXSTAT_COLLCNT      0x000F0000
  546 #define NGE_TXSTAT_EXCESSCOLLS  0x00100000
  547 #define NGE_TXSTAT_OUTOFWINCOLL 0x00200000
  548 #define NGE_TXSTAT_EXCESS_DEFER 0x00400000
  549 #define NGE_TXSTAT_DEFERED      0x00800000
  550 #define NGE_TXSTAT_CARR_LOST    0x01000000
  551 #define NGE_TXSTAT_UNDERRUN     0x02000000
  552 #define NGE_TXSTAT_TX_ABORT     0x04000000
  553 
  554 #define NGE_TXEXTSTS_VLAN_TCI   0x0000FFFF
  555 #define NGE_TXEXTSTS_VLANPKT    0x00010000
  556 #define NGE_TXEXTSTS_IPCSUM     0x00020000
  557 #define NGE_TXEXTSTS_TCPCSUM    0x00080000
  558 #define NGE_TXEXTSTS_UDPCSUM    0x00200000
  559 
  560 #define NGE_RXEXTSTS_VTCI       0x0000FFFF
  561 #define NGE_RXEXTSTS_VLANPKT    0x00010000
  562 #define NGE_RXEXTSTS_IPPKT      0x00020000
  563 #define NGE_RXEXTSTS_IPCSUMERR  0x00040000
  564 #define NGE_RXEXTSTS_TCPPKT     0x00080000
  565 #define NGE_RXEXTSTS_TCPCSUMERR 0x00100000
  566 #define NGE_RXEXTSTS_UDPPKT     0x00200000
  567 #define NGE_RXEXTSTS_UDPCSUMERR 0x00400000
  568 
  569 #define NGE_RX_LIST_CNT         128
  570 #define NGE_TX_LIST_CNT         128
  571 
  572 struct nge_list_data {
  573         struct nge_desc         nge_rx_list[NGE_RX_LIST_CNT];
  574         struct nge_desc         nge_tx_list[NGE_TX_LIST_CNT];
  575 };
  576 
  577 struct nge_type {
  578         uint16_t                nge_vid;
  579         uint16_t                nge_did;
  580         char                    *nge_name;
  581 };
  582 
  583 struct nge_mii_frame {
  584         uint8_t                 mii_stdelim;
  585         uint8_t                 mii_opcode;
  586         uint8_t                 mii_phyaddr;
  587         uint8_t                 mii_regaddr;
  588         uint8_t                 mii_turnaround;
  589         uint16_t                mii_data;
  590 };
  591 
  592 /*
  593  * MII constants
  594  */
  595 #define NGE_MII_STARTDELIM      0x01
  596 #define NGE_MII_READOP          0x02
  597 #define NGE_MII_WRITEOP         0x01
  598 #define NGE_MII_TURNAROUND      0x02
  599 
  600 #define NGE_JUMBO_FRAMELEN      9018
  601 #define NGE_JUMBO_MTU           (NGE_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
  602 #define NGE_JSLOTS              384
  603 
  604 #define NGE_JRAWLEN (NGE_JUMBO_FRAMELEN + ETHER_ALIGN)
  605 #define NGE_JLEN (NGE_JRAWLEN + \
  606         (sizeof(uint64_t) - NGE_JRAWLEN % sizeof(uint64_t)))
  607 #define NGE_JPAGESZ PAGE_SIZE
  608 #define NGE_RESID (NGE_JPAGESZ - (NGE_JLEN * NGE_JSLOTS) % NGE_JPAGESZ)
  609 #define NGE_JMEM ((NGE_JLEN * NGE_JSLOTS) + NGE_RESID)
  610 
  611 struct nge_softc;
  612 
  613 struct nge_jslot {
  614         struct nge_softc        *nge_sc;
  615         void                    *nge_buf;
  616         int                     nge_inuse;
  617         int                     nge_slot;
  618         SLIST_ENTRY(nge_jslot)  jslot_link;
  619 };
  620 
  621 struct nge_ring_data {
  622         int                     nge_rx_prod;
  623         int                     nge_tx_prod;
  624         int                     nge_tx_cons;
  625         int                     nge_tx_cnt;
  626         /* Stick the jumbo mem management stuff here too. */
  627         struct nge_jslot        nge_jslots[NGE_JSLOTS];
  628         void                    *nge_jumbo_buf;
  629 };
  630 
  631 struct nge_softc {
  632         struct arpcom           arpcom;         /* interface info */
  633         bus_space_handle_t      nge_bhandle;
  634         bus_space_tag_t         nge_btag;
  635         struct resource         *nge_res;
  636         struct resource         *nge_irq;
  637         void                    *nge_intrhand;
  638         device_t                nge_miibus;
  639         int                     nge_if_flags;
  640         uint8_t                 nge_unit;
  641         uint8_t                 nge_type;
  642         uint8_t                 nge_link;
  643         uint8_t                 nge_width;
  644 #define NGE_WIDTH_32BITS        0
  645 #define NGE_WIDTH_64BITS        1
  646         struct ifpoll_compat    nge_npoll;
  647         struct nge_list_data    *nge_ldata;
  648         struct nge_ring_data    nge_cdata;
  649         struct callout          nge_stat_timer;
  650         SLIST_HEAD(__nge_jfreehead, nge_jslot)  nge_jfree_listhead;
  651         struct lwkt_serialize   nge_jslot_serializer;
  652         uint8_t                 nge_tbi;
  653         struct ifmedia          nge_ifmedia;
  654         int                     rxcycles;
  655 };
  656 
  657 /*
  658  * register space access macros
  659  */
  660 #define CSR_WRITE_4(sc, reg, val)       \
  661         bus_space_write_4(sc->nge_btag, sc->nge_bhandle, reg, val)
  662 
  663 #define CSR_READ_4(sc, reg)             \
  664         bus_space_read_4(sc->nge_btag, sc->nge_bhandle, reg)
  665 
  666 #define NGE_TIMEOUT             1000
  667 #define ETHER_ALIGN             2
  668 #define NGE_RXLEN               1536
  669 #define NGE_MIN_FRAMELEN        60
  670 
  671 /*
  672  * PCI low memory base and low I/O base register, and
  673  * other PCI registers.
  674  */
  675 
  676 #define NGE_PCI_VENDOR_ID       0x00
  677 #define NGE_PCI_DEVICE_ID       0x02
  678 #define NGE_PCI_COMMAND         0x04
  679 #define NGE_PCI_STATUS          0x06
  680 #define NGE_PCI_REVID           0x08
  681 #define NGE_PCI_CLASSCODE       0x09
  682 #define NGE_PCI_CACHELEN        0x0C
  683 #define NGE_PCI_LATENCY_TIMER   0x0D
  684 #define NGE_PCI_HEADER_TYPE     0x0E
  685 #define NGE_PCI_LOIO            0x10
  686 #define NGE_PCI_LOMEM           0x14
  687 #define NGE_PCI_BIOSROM         0x30
  688 #define NGE_PCI_INTLINE         0x3C
  689 #define NGE_PCI_INTPIN          0x3D
  690 #define NGE_PCI_MINGNT          0x3E
  691 #define NGE_PCI_MINLAT          0x0F
  692 #define NGE_PCI_RESETOPT        0x48
  693 #define NGE_PCI_EEPROM_DATA     0x4C
  694 
  695 /* power management registers */
  696 #define NGE_PCI_CAPID           0x50 /* 8 bits */
  697 #define NGE_PCI_NEXTPTR         0x51 /* 8 bits */
  698 #define NGE_PCI_PWRMGMTCAP      0x52 /* 16 bits */
  699 #define NGE_PCI_PWRMGMTCTRL     0x54 /* 16 bits */
  700 
  701 #define NGE_PSTATE_MASK         0x0003
  702 #define NGE_PSTATE_D0           0x0000
  703 #define NGE_PSTATE_D1           0x0001
  704 #define NGE_PSTATE_D2           0x0002
  705 #define NGE_PSTATE_D3           0x0003
  706 #define NGE_PME_EN              0x0010
  707 #define NGE_PME_STATUS          0x8000

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