1/*- 2 * Copyright (c) 2004 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: src/sys/dev/vge/if_vgereg.h,v 1.2 2005/01/06 01:43:31 imp Exp $ 33 */ 34 35/* 36 * Register definitions for the VIA VT6122 gigabit ethernet controller. 37 * Definitions for the built-in copper PHY can be found in vgphy.h. 38 * 39 * The VT612x controllers have 256 bytes of register space. The 40 * manual seems to imply that the registers should all be accessed 41 * using 32-bit I/O cycles, but some of them are less than 32 bits 42 * wide. Go figure. 43 */ 44 45#ifndef _IF_VGEREG_H_ 46#define _IF_VGEREG_H_ 47 48#define VGE_PAR0 0x00 /* physical address register */ 49#define VGE_PAR1 0x02 50#define VGE_PAR2 0x04 51#define VGE_RXCTL 0x06 /* RX control register */ 52#define VGE_TXCTL 0x07 /* TX control register */ 53#define VGE_CRS0 0x08 /* Global cmd register 0 (w to set) */ 54#define VGE_CRS1 0x09 /* Global cmd register 1 (w to set) */ 55#define VGE_CRS2 0x0A /* Global cmd register 2 (w to set) */ 56#define VGE_CRS3 0x0B /* Global cmd register 3 (w to set) */ 57#define VGE_CRC0 0x0C /* Global cmd register 0 (w to clr) */ 58#define VGE_CRC1 0x0D /* Global cmd register 1 (w to clr) */ 59#define VGE_CRC2 0x0E /* Global cmd register 2 (w to clr) */ 60#define VGE_CRC3 0x0F /* Global cmd register 3 (w to clr) */ 61#define VGE_MAR0 0x10 /* Mcast hash/CAM register 0 */ 62#define VGE_MAR1 0x14 /* Mcast hash/CAM register 1 */ 63#define VGE_CAM0 0x10 64#define VGE_CAM1 0x11 65#define VGE_CAM2 0x12 66#define VGE_CAM3 0x13 67#define VGE_CAM4 0x14 68#define VGE_CAM5 0x15 69#define VGE_CAM6 0x16 70#define VGE_CAM7 0x17 71#define VGE_TXDESC_HIADDR 0x18 /* Hi part of 64bit txdesc base addr */ 72#define VGE_DATABUF_HIADDR 0x1C /* Hi part of 64bit data buffer addr */ 73#define VGE_INTCTL0 0x20 /* interrupt control register */ 74#define VGE_RXSUPPTHR 0x20 75#define VGE_TXSUPPTHR 0x20 76#define VGE_INTHOLDOFF 0x20 77#define VGE_INTCTL1 0x21 /* interrupt control register */ 78#define VGE_TXHOSTERR 0x22 /* TX host error status */ 79#define VGE_RXHOSTERR 0x23 /* RX host error status */ 80#define VGE_ISR 0x24 /* Interrupt status register */ 81#define VGE_IMR 0x28 /* Interrupt mask register */ 82#define VGE_TXSTS_PORT 0x2C /* Transmit status port (???) */ 83#define VGE_TXQCSRS 0x30 /* TX queue ctl/status set */ 84#define VGE_RXQCSRS 0x32 /* RX queue ctl/status set */ 85#define VGE_TXQCSRC 0x34 /* TX queue ctl/status clear */ 86#define VGE_RXQCSRC 0x36 /* RX queue ctl/status clear */ 87#define VGE_RXDESC_ADDR_LO 0x38 /* RX desc base addr (lo 32 bits) */ 88#define VGE_RXDESC_CONSIDX 0x3C /* Current RX descriptor index */ 89#define VGE_RXQTIMER 0x3E /* RX queue timer pend register */ 90#define VGE_TXQTIMER 0x3F /* TX queue timer pend register */ 91#define VGE_TXDESC_ADDR_LO0 0x40 /* TX desc0 base addr (lo 32 bits) */ 92#define VGE_TXDESC_ADDR_LO1 0x44 /* TX desc1 base addr (lo 32 bits) */ 93#define VGE_TXDESC_ADDR_LO2 0x48 /* TX desc2 base addr (lo 32 bits) */ 94#define VGE_TXDESC_ADDR_LO3 0x4C /* TX desc3 base addr (lo 32 bits) */ 95#define VGE_RXDESCNUM 0x50 /* Size of RX desc ring */ 96#define VGE_TXDESCNUM 0x52 /* Size of TX desc ring */ 97#define VGE_TXDESC_CONSIDX0 0x54 /* Current TX descriptor index */ 98#define VGE_TXDESC_CONSIDX1 0x56 /* Current TX descriptor index */ 99#define VGE_TXDESC_CONSIDX2 0x58 /* Current TX descriptor index */ 100#define VGE_TXDESC_CONSIDX3 0x5A /* Current TX descriptor index */ 101#define VGE_TX_PAUSE_TIMER 0x5C /* TX pause frame timer */ 102#define VGE_RXDESC_RESIDUECNT 0x5E /* RX descriptor residue count */ 103#define VGE_FIFOTEST0 0x60 /* FIFO test register */ 104#define VGE_FIFOTEST1 0x64 /* FIFO test register */ 105#define VGE_CAMADDR 0x68 /* CAM address register */ 106#define VGE_CAMCTL 0x69 /* CAM control register */ 107#define VGE_GFTEST 0x6A 108#define VGE_FTSCMD 0x6B 109#define VGE_MIICFG 0x6C /* MII port config register */ 110#define VGE_MIISTS 0x6D /* MII port status register */ 111#define VGE_PHYSTS0 0x6E /* PHY status register */ 112#define VGE_PHYSTS1 0x6F /* PHY status register */ 113#define VGE_MIICMD 0x70 /* MII command register */ 114#define VGE_MIIADDR 0x71 /* MII address register */ 115#define VGE_MIIDATA 0x72 /* MII data register */ 116#define VGE_SSTIMER 0x74 /* single-shot timer */ 117#define VGE_PTIMER 0x76 /* periodic timer */ 118#define VGE_CHIPCFG0 0x78 /* chip config A */ 119#define VGE_CHIPCFG1 0x79 /* chip config B */ 120#define VGE_CHIPCFG2 0x7A /* chip config C */ 121#define VGE_CHIPCFG3 0x7B /* chip config D */ 122#define VGE_DMACFG0 0x7C /* DMA config 0 */ 123#define VGE_DMACFG1 0x7D /* DMA config 1 */ 124#define VGE_RXCFG 0x7E /* MAC RX config */ 125#define VGE_TXCFG 0x7F /* MAC TX config */ 126#define VGE_PWRMGMT 0x82 /* power management shadow register */ 127#define VGE_PWRSTAT 0x83 /* power state shadow register */ 128#define VGE_MIBCSR 0x84 /* MIB control/status register */ 129#define VGE_SWEEDATA 0x85 /* EEPROM software loaded data */ 130#define VGE_MIBDATA 0x88 /* MIB data register */ 131#define VGE_EEWRDAT 0x8C /* EEPROM embedded write */ 132#define VGE_EECSUM 0x92 /* EEPROM checksum */ 133#define VGE_EECSR 0x93 /* EEPROM control/status */ 134#define VGE_EERDDAT 0x94 /* EEPROM embedded read */ 135#define VGE_EEADDR 0x96 /* EEPROM address */ 136#define VGE_EECMD 0x97 /* EEPROM embedded command */ 137#define VGE_CHIPSTRAP 0x99 /* Chip jumper strapping status */ 138#define VGE_MEDIASTRAP 0x9B /* Media jumper strapping */ 139#define VGE_DIAGSTS 0x9C /* Chip diagnostic status */ 140#define VGE_DBGCTL 0x9E /* Chip debug control */ 141#define VGE_DIAGCTL 0x9F /* Chip diagnostic control */ 142#define VGE_WOLCR0S 0xA0 /* WOL0 event set */ 143#define VGE_WOLCR1S 0xA1 /* WOL1 event set */ 144#define VGE_PWRCFGS 0xA2 /* Power management config set */ 145#define VGE_WOLCFGS 0xA3 /* WOL config set */ 146#define VGE_WOLCR0C 0xA4 /* WOL0 event clear */ 147#define VGE_WOLCR1C 0xA5 /* WOL1 event clear */ 148#define VGE_PWRCFGC 0xA6 /* Power management config clear */ 149#define VGE_WOLCFGC 0xA7 /* WOL config clear */ 150#define VGE_WOLSR0S 0xA8 /* WOL status set */ 151#define VGE_WOLSR1S 0xA9 /* WOL status set */ 152#define VGE_WOLSR0C 0xAC /* WOL status clear */ 153#define VGE_WOLSR1C 0xAD /* WOL status clear */ 154#define VGE_WAKEPAT_CRC0 0xB0 155#define VGE_WAKEPAT_CRC1 0xB2 156#define VGE_WAKEPAT_CRC2 0xB4 157#define VGE_WAKEPAT_CRC3 0xB6 158#define VGE_WAKEPAT_CRC4 0xB8 159#define VGE_WAKEPAT_CRC5 0xBA 160#define VGE_WAKEPAT_CRC6 0xBC 161#define VGE_WAKEPAT_CRC7 0xBE 162#define VGE_WAKEPAT_MSK0_0 0xC0 163#define VGE_WAKEPAT_MSK0_1 0xC4 164#define VGE_WAKEPAT_MSK0_2 0xC8 165#define VGE_WAKEPAT_MSK0_3 0xCC 166#define VGE_WAKEPAT_MSK1_0 0xD0 167#define VGE_WAKEPAT_MSK1_1 0xD4 168#define VGE_WAKEPAT_MSK1_2 0xD8 169#define VGE_WAKEPAT_MSK1_3 0xDC 170#define VGE_WAKEPAT_MSK2_0 0xE0 171#define VGE_WAKEPAT_MSK2_1 0xE4 172#define VGE_WAKEPAT_MSK2_2 0xE8 173#define VGE_WAKEPAT_MSK2_3 0xEC 174#define VGE_WAKEPAT_MSK3_0 0xF0 175#define VGE_WAKEPAT_MSK3_1 0xF4 176#define VGE_WAKEPAT_MSK3_2 0xF8 177#define VGE_WAKEPAT_MSK3_3 0xFC 178 179/* Receive control register */ 180 181#define VGE_RXCTL_RX_BADFRAMES 0x01 /* accept CRC error frames */ 182#define VGE_RXCTL_RX_RUNT 0x02 /* accept runts */ 183#define VGE_RXCTL_RX_MCAST 0x04 /* accept multicasts */ 184#define VGE_RXCTL_RX_BCAST 0x08 /* accept broadcasts */ 185#define VGE_RXCTL_RX_PROMISC 0x10 /* promisc mode */ 186#define VGE_RXCTL_RX_GIANT 0x20 /* accept VLAN tagged frames */ 187#define VGE_RXCTL_RX_UCAST 0x40 /* use perfect filtering */ 188#define VGE_RXCTL_RX_SYMERR 0x80 /* accept symbol err packet */ 189 190/* Transmit control register */ 191 192#define VGE_TXCTL_LOOPCTL 0x03 /* loopback control */ 193#define VGE_TXCTL_COLLCTL 0x0C /* collision retry control */ 194 195#define VGE_TXLOOPCTL_OFF 0x00 196#define VGE_TXLOOPCTL_MAC_INTERNAL 0x01 197#define VGE_TXLOOPCTL_EXTERNAL 0x02 198 199#define VGE_TXCOLLS_NORMAL 0x00 /* one set of 16 retries */ 200#define VGE_TXCOLLS_32 0x04 /* two sets of 16 retries */ 201#define VGE_TXCOLLS_48 0x08 /* three sets of 16 retries */ 202#define VGE_TXCOLLS_INFINITE 0x0C /* retry forever */ 203 204/* Global command register 0 */ 205 206#define VGE_CR0_START 0x01 /* start NIC */ 207#define VGE_CR0_STOP 0x02 /* stop NIC */ 208#define VGE_CR0_RX_ENABLE 0x04 /* turn on RX engine */ 209#define VGE_CR0_TX_ENABLE 0x08 /* turn on TX engine */ 210 211/* Global command register 1 */ 212 213#define VGE_CR1_NOUCAST 0x01 /* disable unicast reception */ 214#define VGE_CR1_NOPOLL 0x08 /* disable RX/TX desc polling */ 215#define VGE_CR1_TIMER0_ENABLE 0x20 /* enable single shot timer */ 216#define VGE_CR1_TIMER1_ENABLE 0x40 /* enable periodic timer */ 217#define VGE_CR1_SOFTRESET 0x80 /* software reset */ 218 219/* Global command register 2 */ 220 221#define VGE_CR2_TXPAUSE_THRESH_LO 0x03 /* TX pause frame lo threshold */ 222#define VGE_CR2_TXPAUSE_THRESH_HI 0x0C /* TX pause frame hi threshold */ 223#define VGE_CR2_HDX_FLOWCTL_ENABLE 0x10 /* half duplex flow control */ 224#define VGE_CR2_FDX_RXFLOWCTL_ENABLE 0x20 /* full duplex RX flow control */ 225#define VGE_CR2_FDX_TXFLOWCTL_ENABLE 0x40 /* full duplex TX flow control */ 226#define VGE_CR2_XON_ENABLE 0x80 /* 802.3x XON/XOFF flow control */ 227 228/* Global command register 3 */ 229 230#define VGE_CR3_INT_SWPEND 0x01 /* disable multi-level int bits */ 231#define VGE_CR3_INT_GMSK 0x02 /* mask off all interrupts */ 232#define VGE_CR3_INT_HOLDOFF 0x04 /* enable int hold off timer */ 233#define VGE_CR3_DIAG 0x10 /* diagnostic enabled */ 234#define VGE_CR3_PHYRST 0x20 /* assert PHYRSTZ */ 235#define VGE_CR3_STOP_FORCE 0x40 /* force NIC to stopped state */ 236 237/* Interrupt control register */ 238 239#define VGE_INTCTL_SC_RELOAD 0x01 /* reload hold timer */ 240#define VGE_INTCTL_HC_RELOAD 0x02 /* enable hold timer reload */ 241#define VGE_INTCTL_STATUS 0x04 /* interrupt pending status */ 242#define VGE_INTCTL_MASK 0x18 /* multilayer int mask */ 243#define VGE_INTCTL_RXINTSUP_DISABLE 0x20 /* disable RX int supression */ 244#define VGE_INTCTL_TXINTSUP_DISABLE 0x40 /* disable TX int supression */ 245#define VGE_INTCTL_SOFTINT 0x80 /* request soft interrupt */ 246 247#define VGE_INTMASK_LAYER0 0x00 248#define VGE_INTMASK_LAYER1 0x08 249#define VGE_INTMASK_ALL 0x10 250#define VGE_INTMASK_ALL2 0x18 251 252/* Transmit host error status register */ 253 254#define VGE_TXHOSTERR_TDSTRUCT 0x01 /* bad TX desc structure */ 255#define VGE_TXHOSTERR_TDFETCH_BUSERR 0x02 /* bus error on desc fetch */ 256#define VGE_TXHOSTERR_TDWBACK_BUSERR 0x04 /* bus error on desc writeback */ 257#define VGE_TXHOSTERR_FIFOERR 0x08 /* TX FIFO DMA bus error */ 258 259/* Receive host error status register */ 260 261#define VGE_RXHOSTERR_RDSTRUCT 0x01 /* bad RX desc structure */ 262#define VGE_RXHOSTERR_RDFETCH_BUSERR 0x02 /* bus error on desc fetch */ 263#define VGE_RXHOSTERR_RDWBACK_BUSERR 0x04 /* bus error on desc writeback */ 264#define VGE_RXHOSTERR_FIFOERR 0x08 /* RX FIFO DMA bus error */ 265 266/* Interrupt status register */ 267 268#define VGE_ISR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ 269#define VGE_ISR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ 270#define VGE_ISR_RXOK 0x00000004 /* normal RX done */ 271#define VGE_ISR_TXOK 0x00000008 /* combo results for next 4 bits */ 272#define VGE_ISR_TXOK0 0x00000010 /* TX complete on queue 0 */ 273#define VGE_ISR_TXOK1 0x00000020 /* TX complete on queue 1 */ 274#define VGE_ISR_TXOK2 0x00000040 /* TX complete on queue 2 */ 275#define VGE_ISR_TXOK3 0x00000080 /* TX complete on queue 3 */ 276#define VGE_ISR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ 277#define VGE_ISR_RXPAUSE 0x00000800 /* pause frame RX'ed */ 278#define VGE_ISR_RXOFLOW 0x00001000 /* RX FIFO overflow */ 279#define VGE_ISR_RXNODESC 0x00002000 /* ran out of RX descriptors */ 280#define VGE_ISR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ 281#define VGE_ISR_LINKSTS 0x00008000 /* link status change */ 282#define VGE_ISR_TIMER0 0x00010000 /* one shot timer expired */ 283#define VGE_ISR_TIMER1 0x00020000 /* periodic timer expired */ 284#define VGE_ISR_PWR 0x00040000 /* wake up power event */ 285#define VGE_ISR_PHYINT 0x00080000 /* PHY interrupt */ 286#define VGE_ISR_STOPPED 0x00100000 /* software shutdown complete */ 287#define VGE_ISR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ 288#define VGE_ISR_SOFTINT 0x00400000 /* software interrupt */ 289#define VGE_ISR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ 290#define VGE_ISR_RXDMA_STALL 0x01000000 /* RX DMA stall */ 291#define VGE_ISR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ 292#define VGE_ISR_ISRC0 0x10000000 /* interrupt source indication */ 293#define VGE_ISR_ISRC1 0x20000000 /* interrupt source indication */ 294#define VGE_ISR_ISRC2 0x40000000 /* interrupt source indication */ 295#define VGE_ISR_ISRC3 0x80000000 /* interrupt source indication */ 296 297#define VGE_INTRS (VGE_ISR_TXOK0|VGE_ISR_RXOK|VGE_ISR_STOPPED| \ 298 VGE_ISR_RXOFLOW|VGE_ISR_PHYINT| \ 299 VGE_ISR_LINKSTS|VGE_ISR_RXNODESC| \ 300 VGE_ISR_RXDMA_STALL|VGE_ISR_TXDMA_STALL| \ 301 VGE_ISR_MIBOFLOW|VGE_ISR_TIMER0) 302 303/* Interrupt mask register */ 304 305#define VGE_IMR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ 306#define VGE_IMR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ 307#define VGE_IMR_RXOK 0x00000004 /* normal RX done */ 308#define VGE_IMR_TXOK 0x00000008 /* combo results for next 4 bits */ 309#define VGE_IMR_TXOK0 0x00000010 /* TX complete on queue 0 */ 310#define VGE_IMR_TXOK1 0x00000020 /* TX complete on queue 1 */ 311#define VGE_IMR_TXOK2 0x00000040 /* TX complete on queue 2 */ 312#define VGE_IMR_TXOK3 0x00000080 /* TX complete on queue 3 */ 313#define VGE_IMR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ 314#define VGE_IMR_RXPAUSE 0x00000800 /* pause frame RX'ed */ 315#define VGE_IMR_RXOFLOW 0x00001000 /* RX FIFO overflow */ 316#define VGE_IMR_RXNODESC 0x00002000 /* ran out of RX descriptors */ 317#define VGE_IMR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ 318#define VGE_IMR_LINKSTS 0x00008000 /* link status change */ 319#define VGE_IMR_TIMER0 0x00010000 /* one shot timer expired */ 320#define VGE_IMR_TIMER1 0x00020000 /* periodic timer expired */ 321#define VGE_IMR_PWR 0x00040000 /* wake up power event */ 322#define VGE_IMR_PHYINT 0x00080000 /* PHY interrupt */ 323#define VGE_IMR_STOPPED 0x00100000 /* software shutdown complete */ 324#define VGE_IMR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ 325#define VGE_IMR_SOFTINT 0x00400000 /* software interrupt */ 326#define VGE_IMR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ 327#define VGE_IMR_RXDMA_STALL 0x01000000 /* RX DMA stall */ 328#define VGE_IMR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ 329#define VGE_IMR_ISRC0 0x10000000 /* interrupt source indication */ 330#define VGE_IMR_ISRC1 0x20000000 /* interrupt source indication */ 331#define VGE_IMR_ISRC2 0x40000000 /* interrupt source indication */ 332#define VGE_IMR_ISRC3 0x80000000 /* interrupt source indication */ 333 334/* TX descriptor queue control/status register */ 335 336#define VGE_TXQCSR_RUN0 0x0001 /* Enable TX queue 0 */ 337#define VGE_TXQCSR_ACT0 0x0002 /* queue 0 active indicator */ 338#define VGE_TXQCSR_WAK0 0x0004 /* Wake up (poll) queue 0 */ 339#define VGE_TXQCST_DEAD0 0x0008 /* queue 0 dead indicator */ 340#define VGE_TXQCSR_RUN1 0x0010 /* Enable TX queue 1 */ 341#define VGE_TXQCSR_ACT1 0x0020 /* queue 1 active indicator */ 342#define VGE_TXQCSR_WAK1 0x0040 /* Wake up (poll) queue 1 */ 343#define VGE_TXQCST_DEAD1 0x0080 /* queue 1 dead indicator */ 344#define VGE_TXQCSR_RUN2 0x0100 /* Enable TX queue 2 */ 345#define VGE_TXQCSR_ACT2 0x0200 /* queue 2 active indicator */ 346#define VGE_TXQCSR_WAK2 0x0400 /* Wake up (poll) queue 2 */ 347#define VGE_TXQCST_DEAD2 0x0800 /* queue 2 dead indicator */ 348#define VGE_TXQCSR_RUN3 0x1000 /* Enable TX queue 3 */ 349#define VGE_TXQCSR_ACT3 0x2000 /* queue 3 active indicator */ 350#define VGE_TXQCSR_WAK3 0x4000 /* Wake up (poll) queue 3 */ 351#define VGE_TXQCST_DEAD3 0x8000 /* queue 3 dead indicator */ 352 353/* RX descriptor queue control/status register */ 354 355#define VGE_RXQCSR_RUN 0x0001 /* Enable RX queue */ 356#define VGE_RXQCSR_ACT 0x0002 /* queue active indicator */ 357#define VGE_RXQCSR_WAK 0x0004 /* Wake up (poll) queue */ 358#define VGE_RXQCSR_DEAD 0x0008 /* queue dead indicator */ 359 360/* RX/TX queue empty interrupt delay timer register */ 361 362#define VGE_QTIMER_PENDCNT 0x3F 363#define VGE_QTIMER_RESOLUTION 0xC0 364 365#define VGE_QTIMER_RES_1US 0x00 366#define VGE_QTIMER_RES_4US 0x40 367#define VGE_QTIMER_RES_16US 0x80 368#define VGE_QTIMER_RES_64US 0xC0 369 370/* CAM address register */ 371 372#define VGE_CAMADDR_ADDR 0x3F /* CAM address to program */ 373#define VGE_CAMADDR_AVSEL 0x40 /* 0 = address cam, 1 = VLAN cam */ 374#define VGE_CAMADDR_ENABLE 0x80 /* enable CAM read/write */ 375 376#define VGE_CAM_MAXADDRS 64 377 378/* 379 * CAM command register 380 * Note that the page select bits in this register affect three 381 * different things: 382 * - The behavior of the MAR0/MAR1 registers at offset 0x10 (the 383 * page select bits control whether the MAR0/MAR1 registers affect 384 * the multicast hash filter or the CAM table) 385 * - The behavior of the interrupt holdoff timer register at offset 386 * 0x20 (the page select bits allow you to set the interrupt 387 * holdoff timer, the TX interrupt supression count or the 388 * RX interrupt supression count) 389 * - The behavior the WOL pattern programming registers at offset 390 * 0xC0 (controls which pattern is set) 391 */ 392 393 394#define VGE_CAMCTL_WRITE 0x04 /* CAM write command */ 395#define VGE_CAMCTL_READ 0x08 /* CAM read command */ 396#define VGE_CAMCTL_INTPKT_SIZ 0x10 /* select interesting pkt CAM size */ 397#define VGE_CAMCTL_INTPKT_ENB 0x20 /* enable interesting packet mode */ 398#define VGE_CAMCTL_PAGESEL 0xC0 /* page select */ 399 400#define VGE_PAGESEL_MAR 0x00 401#define VGE_PAGESEL_CAMMASK 0x40 402#define VGE_PAGESEL_CAMDATA 0x80 403 404#define VGE_PAGESEL_INTHLDOFF 0x00 405#define VGE_PAGESEL_TXSUPPTHR 0x40 406#define VGE_PAGESEL_RXSUPPTHR 0x80 407 408#define VGE_PAGESEL_WOLPAT0 0x00 409#define VGE_PAGESEL_WOLPAT1 0x40 410 411/* MII port config register */ 412 413#define VGE_MIICFG_PHYADDR 0x1F /* PHY address (internal PHY is 1) */ 414#define VGE_MIICFG_MDCSPEED 0x20 /* MDC accelerate x 4 */ 415#define VGE_MIICFG_POLLINT 0xC0 /* polling interval */ 416 417#define VGE_MIIPOLLINT_1024 0x00 418#define VGE_MIIPOLLINT_512 0x40 419#define VGE_MIIPOLLINT_128 0x80 420#define VGE_MIIPOLLINT_64 0xC0 421 422/* MII port status register */ 423 424#define VGE_MIISTS_IIDL 0x80 /* not at sofrware/timer poll cycle */ 425 426/* PHY status register */ 427 428#define VGE_PHYSTS_TXFLOWCAP 0x01 /* resolved TX flow control cap */ 429#define VGE_PHYSTS_RXFLOWCAP 0x02 /* resolved RX flow control cap */ 430#define VGE_PHYSTS_SPEED10 0x04 /* PHY in 10Mbps mode */ 431#define VGE_PHYSTS_SPEED1000 0x08 /* PHY in giga mode */ 432#define VGE_PHYSTS_FDX 0x10 /* PHY in full duplex mode */ 433#define VGE_PHYSTS_LINK 0x40 /* link status */ 434#define VGE_PHYSTS_RESETSTS 0x80 /* reset status */ 435 436/* MII management command register */ 437 438#define VGE_MIICMD_MDC 0x01 /* clock pin */ 439#define VGE_MIICMD_MDI 0x02 /* data in pin */ 440#define VGE_MIICMD_MDO 0x04 /* data out pin */ 441#define VGE_MIICMD_MOUT 0x08 /* data out pin enable */ 442#define VGE_MIICMD_MDP 0x10 /* enable direct programming mode */ 443#define VGE_MIICMD_WCMD 0x20 /* embedded mode write */ 444#define VGE_MIICMD_RCMD 0x40 /* embadded mode read */ 445#define VGE_MIICMD_MAUTO 0x80 /* enable autopolling */ 446 447/* MII address register */ 448 449#define VGE_MIIADDR_SWMPL 0x80 /* initiate priority resolution */ 450 451/* Chip config register A */ 452 453#define VGE_CHIPCFG0_PACPI 0x01 /* pre-ACPI wakeup function */ 454#define VGE_CHIPCFG0_ABSHDN 0x02 /* abnormal shutdown function */ 455#define VGE_CHIPCFG0_GPIO1PD 0x04 /* GPIO pin enable */ 456#define VGE_CHIPCFG0_SKIPTAG 0x08 /* omit 802.1p tag from CRC calc */ 457#define VGE_CHIPCFG0_PHLED 0x30 /* phy LED select */ 458 459/* Chip config register B */ 460/* Note: some of these bits are not documented in the manual! */ 461 462#define VGE_CHIPCFG1_BAKOPT 0x01 463#define VGE_CHIPCFG1_MBA 0x02 464#define VGE_CHIPCFG1_CAP 0x04 465#define VGE_CHIPCFG1_CRANDOM 0x08 466#define VGE_CHIPCFG1_OFSET 0x10 467#define VGE_CHIPCFG1_SLOTTIME 0x20 /* slot time 512/500 in giga mode */ 468#define VGE_CHIPCFG1_MIIOPT 0x40 469#define VGE_CHIPCFG1_GTCKOPT 0x80 470 471/* Chip config register C */ 472 473#define VGE_CHIPCFG2_EELOAD 0x80 /* enable EEPROM programming */ 474 475/* Chip config register D */ 476 477#define VGE_CHIPCFG3_64BIT_DAC 0x20 /* enable 64bit via DAC */ 478#define VGE_CHIPCFG3_IODISABLE 0x80 /* disable I/O access mode */ 479 480/* DMA config register 0 */ 481 482#define VGE_DMACFG0_BURSTLEN 0x07 /* RX/TX DMA burst (in dwords) */ 483 484#define VGE_DMABURST_8 0x00 485#define VGE_DMABURST_16 0x01 486#define VGE_DMABURST_32 0x02 487#define VGE_DMABURST_64 0x03 488#define VGE_DMABURST_128 0x04 489#define VGE_DMABURST_256 0x05 490#define VGE_DMABURST_STRFWD 0x07 491 492/* DMA config register 1 */ 493 494#define VGE_DMACFG1_LATENB 0x01 /* Latency timer enable */ 495#define VGE_DMACFG1_MWWAIT 0x02 /* insert wait on master write */ 496#define VGE_DMACFG1_MRWAIT 0x04 /* insert wait on master read */ 497#define VGE_DMACFG1_MRM 0x08 /* use memory read multiple */ 498#define VGE_DMACFG1_PERR_DIS 0x10 /* disable parity error checking */ 499#define VGE_DMACFG1_XMRL 0x20 /* disable memory read line support */ 500 501/* RX MAC config register */ 502 503#define VGE_RXCFG_VLANFILT 0x01 /* filter VLAN ID mismatches */ 504#define VGE_RXCFG_VTAGOPT 0x06 /* VLAN tag handling */ 505#define VGE_RXCFG_FIFO_LOWAT 0x08 /* RX FIFO low watermark (7QW/15QW) */ 506#define VGE_RXCFG_FIFO_THR 0x30 /* RX FIFO threshold */ 507#define VGE_RXCFG_ARB_PRIO 0x80 /* arbitration priority */ 508 509#define VGE_VTAG_OPT0 0x00 /* TX: no tag insertion 510 RX: rx all, no tag extraction */ 511 512#define VGE_VTAG_OPT1 0x02 /* TX: no tag insertion 513 RX: rx only tagged pkts, no 514 extraction */ 515 516#define VGE_VTAG_OPT2 0x04 /* TX: perform tag insertion, 517 RX: rx all, extract tags */ 518 519#define VGE_VTAG_OPT3 0x06 /* TX: perform tag insertion, 520 RX: rx only tagged pkts, 521 with extraction */ 522 523#define VGE_RXFIFOTHR_128BYTES 0x00 524#define VGE_RXFIFOTHR_512BYTES 0x10 525#define VGE_RXFIFOTHR_1024BYTES 0x20 526#define VGE_RXFIFOTHR_STRNFWD 0x30 527 528/* TX MAC config register */ 529 530#define VGE_TXCFG_SNAPOPT 0x01 /* 1 == insert VLAN tag at 531 13th byte 532 0 == insert VLANM tag after 533 SNAP header (21st byte) */ 534#define VGE_TXCFG_NONBLK 0x02 /* priority TX/non-blocking mode */ 535#define VGE_TXCFG_NONBLK_THR 0x0C /* non-blocking threshold */ 536#define VGE_TXCFG_ARB_PRIO 0x80 /* arbitration priority */ 537 538#define VGE_TXBLOCK_64PKTS 0x00 539#define VGE_TXBLOCK_32PKTS 0x04 540#define VGE_TXBLOCK_128PKTS 0x08 541#define VGE_TXBLOCK_8PKTS 0x0C 542 543/* EEPROM control/status register */ 544 545#define VGE_EECSR_EDO 0x01 /* data out pin */ 546#define VGE_EECSR_EDI 0x02 /* data in pin */ 547#define VGE_EECSR_ECK 0x04 /* clock pin */ 548#define VGE_EECSR_ECS 0x08 /* chip select pin */ 549#define VGE_EECSR_DPM 0x10 /* direct program mode enable */ 550#define VGE_EECSR_RELOAD 0x20 /* trigger reload from EEPROM */ 551#define VGE_EECSR_EMBP 0x40 /* embedded program mode enable */ 552 553/* EEPROM embedded command register */ 554 555#define VGE_EECMD_ERD 0x01 /* EEPROM read command */ 556#define VGE_EECMD_EWR 0x02 /* EEPROM write command */ 557#define VGE_EECMD_EWEN 0x04 /* EEPROM write enable */ 558#define VGE_EECMD_EWDIS 0x08 /* EEPROM write disable */ 559#define VGE_EECMD_EDONE 0x80 /* read/write done */ 560 561/* Chip operation and diagnostic control register */ 562 563#define VGE_DIAGCTL_PHYINT_ENB 0x01 /* Enable PHY interrupts */ 564#define VGE_DIAGCTL_TIMER0_RES 0x02 /* timer0 uSec resolution */ 565#define VGE_DIAGCTL_TIMER1_RES 0x04 /* timer1 uSec resolution */ 566#define VGE_DIAGCTL_LPSEL_DIS 0x08 /* disable LPSEL field */ 567#define VGE_DIAGCTL_MACFORCE 0x10 /* MAC side force mode */ 568#define VGE_DIAGCTL_FCRSVD 0x20 /* reserved for future fiber use */ 569#define VGE_DIAGCTL_FDXFORCE 0x40 /* force full duplex mode */ 570#define VGE_DIAGCTL_GMII 0x80 /* force GMII mode, otherwise MII */ 571 572/* Location of station address in EEPROM */ 573#define VGE_EE_EADDR 0 574 575/* DMA descriptor structures */ 576 577/* 578 * Each TX DMA descriptor has a control and status word, and 7 579 * fragment address/length words. If a transmitted packet spans 580 * more than 7 fragments, it has to be coalesced. 581 */ 582 583#define VGE_TX_FRAGS 7 584#define VGE_TX_MAXLEN (1 << 14) /* maximum TX packet size */ 585 586struct vge_txfrag { 587 volatile uint32_t tf_addrlo; 588 volatile uint16_t tf_addrhi; 589 volatile uint16_t tf_buflen; 590}; 591 592/* 593 * The high bit in the buflen field of fragment #0 has special meaning. 594 * Normally, the chip requires the driver to issue a TX poll command 595 * for every packet that gets put in the TX DMA queue. Sometimes though, 596 * the driver might want to queue up several packets at once and just 597 * issue one transmit command to have all of them processed. In order 598 * to obtain this behavior, the special 'queue' bit must be set. 599 */ 600 601#define VGE_TXDESC_Q 0x8000 602 603struct vge_txdesc { 604 volatile uint32_t td_sts; 605 volatile uint32_t td_ctl; 606 struct vge_txfrag td_frag[VGE_TX_FRAGS]; 607}; 608 609#define VGE_TDSTS_COLLCNT 0x0000000F /* TX collision count */ 610#define VGE_TDSTS_COLL 0x00000010 /* collision seen */ 611#define VGE_TDSTS_OWINCOLL 0x00000020 /* out of window collision */ 612#define VGE_TDSTS_OWT 0x00000040 /* jumbo frame tx abort */ 613#define VGE_TDSTS_EXCESSCOLL 0x00000080 /* TX aborted, excess colls */ 614#define VGE_TDSTS_HBEATFAIL 0x00000100 /* heartbeat detect failed */ 615#define VGE_TDSTS_CARRLOSS 0x00000200 /* carrier sense lost */ 616#define VGE_TDSTS_SHUTDOWN 0x00000400 /* shutdown during TX */ 617#define VGE_TDSTS_LINKFAIL 0x00001000 /* link fail during TX */ 618#define VGE_TDSTS_GMII 0x00002000 /* GMII transmission */ 619#define VGE_TDSTS_FDX 0x00004000 /* full duplex transmit */ 620#define VGE_TDSTS_TXERR 0x00008000 /* error occurred */ 621#define VGE_TDSTS_SEGSIZE 0x3FFF0000 /* TCP large send size */ 622#define VGE_TDSTS_OWN 0x80000000 /* own bit */ 623 624#define VGE_TDCTL_VLANID 0x00000FFF /* VLAN ID */ 625#define VGE_TDCTL_CFI 0x00001000 /* VLAN CFI bit */ 626#define VGE_TDCTL_PRIO 0x0000E000 /* VLAN prio bits */ 627#define VGE_TDCTL_NOCRC 0x00010000 /* disable CRC generation */ 628#define VGE_TDCTL_JUMBO 0x00020000 /* jumbo frame */ 629#define VGE_TDCTL_TCPCSUM 0x00040000 /* do TCP hw checksum */ 630#define VGE_TDCTL_UDPCSUM 0x00080000 /* do UDP hw checksum */ 631#define VGE_TDCTL_IPCSUM 0x00100000 /* do IP hw checksum */ 632#define VGE_TDCTL_VTAG 0x00200000 /* insert VLAN tag */ 633#define VGE_TDCTL_PRIO_INT 0x00400000 /* priority int request */ 634#define VGE_TDCTL_TIC 0x00800000 /* transfer int request */ 635#define VGE_TDCTL_TCPLSCTL 0x03000000 /* TCP large send ctl */ 636#define VGE_TDCTL_FRAGCNT 0xF0000000 /* number of frags used */ 637 638#define VGE_TD_LS_MOF 0x00000000 /* middle of large send */ 639#define VGE_TD_LS_SOF 0x01000000 /* start of large send */ 640#define VGE_TD_LS_EOF 0x02000000 /* end of large send */ 641#define VGE_TD_LS_NORM 0x03000000 /* normal frame */ 642 643/* Receive DMA descriptors have a single fragment pointer. */ 644 645struct vge_rxdesc { 646 volatile uint32_t rd_sts; 647 volatile uint32_t rd_ctl; 648 volatile uint32_t rd_addrlo; 649 volatile uint16_t rd_addrhi; 650 volatile uint16_t rd_buflen; 651}; 652 653/* 654 * Like the TX descriptor, the high bit in the buflen field in the 655 * RX descriptor has special meaning. This bit controls whether or 656 * not interrupts are generated for this descriptor. 657 */ 658 659#define VGE_RXDESC_I 0x8000 660 661#define VGE_RDSTS_VIDM 0x00000001 /* VLAN tag filter miss */ 662#define VGE_RDSTS_CRCERR 0x00000002 /* bad CRC error */ 663#define VGE_RDSTS_FAERR 0x00000004 /* frame alignment error */ 664#define VGE_RDSTS_CSUMERR 0x00000008 /* bad TCP/IP checksum */ 665#define VGE_RDSTS_RLERR 0x00000010 /* RX length error */ 666#define VGE_RDSTS_SYMERR 0x00000020 /* PCS symbol error */ 667#define VGE_RDSTS_SNTAG 0x00000040 /* RX'ed tagged SNAP pkt */ 668#define VGE_RDSTS_DETAG 0x00000080 /* VLAN tag extracted */ 669#define VGE_RDSTS_BOUNDARY 0x00000300 /* frame boundary bits */ 670#define VGE_RDSTS_VTAG 0x00000400 /* VLAN tag indicator */ 671#define VGE_RDSTS_UCAST 0x00000800 /* unicast frame */ 672#define VGE_RDSTS_BCAST 0x00001000 /* broadcast frame */ 673#define VGE_RDSTS_MCAST 0x00002000 /* multicast frame */ 674#define VGE_RDSTS_PFT 0x00004000 /* perfect filter hit */ 675#define VGE_RDSTS_RXOK 0x00008000 /* frame is good. */ 676#define VGE_RDSTS_BUFSIZ 0x3FFF0000 /* received frame len */ 677#define VGE_RDSTS_SHUTDOWN 0x40000000 /* shutdown during RX */ 678#define VGE_RDSTS_OWN 0x80000000 /* own bit. */ 679 680#define VGE_RXPKT_ONEFRAG 0x00000000 /* only one fragment */ 681#define VGE_RXPKT_EOF 0x00000100 /* first frag in frame */ 682#define VGE_RXPKT_SOF 0x00000200 /* last frag in frame */ 683#define VGE_RXPKT_MOF 0x00000300 /* intermediate frag */ 684 685#define VGE_RDCTL_VLANID 0x0000FFFF /* VLAN ID info */ 686#define VGE_RDCTL_UDPPKT 0x00010000 /* UDP packet received */ 687#define VGE_RDCTL_TCPPKT 0x00020000 /* TCP packet received */ 688#define VGE_RDCTL_IPPKT 0x00040000 /* IP packet received */ 689#define VGE_RDCTL_UDPZERO 0x00080000 /* pkt with UDP CSUM of 0 */ 690#define VGE_RDCTL_FRAG 0x00100000 /* received IP frag */ 691#define VGE_RDCTL_PROTOCSUMOK 0x00200000 /* TCP/UDP checksum ok */ 692#define VGE_RDCTL_IPCSUMOK 0x00400000 /* IP checksum ok */ 693#define VGE_RDCTL_FILTIDX 0x3C000000 /* interesting filter idx */ 694 695#endif /* _IF_VGEREG_H_ */ 696