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 * $DragonFly: src/sys/dev/netif/vge/if_vgereg.h,v 1.1 2006/05/20 07:15:17 sephe Exp $ 34 */ 35 36 /* 37 * Register definitions for the VIA VT6122 gigabit ethernet controller. 38 * Definitions for the built-in copper PHY can be found in vgphy.h. 39 * 40 * The VT612x controllers have 256 bytes of register space. The 41 * manual seems to imply that the registers should all be accessed 42 * using 32-bit I/O cycles, but some of them are less than 32 bits 43 * wide. Go figure. 44 */ 45 46 #ifndef _IF_VGEREG_H_ 47 #define _IF_VGEREG_H_ 48 49 #define VGE_PAR0 0x00 /* physical address register */ 50 #define VGE_PAR1 0x02 51 #define VGE_PAR2 0x04 52 #define VGE_RXCTL 0x06 /* RX control register */ 53 #define VGE_TXCTL 0x07 /* TX control register */ 54 #define VGE_CRS0 0x08 /* Global cmd register 0 (w to set) */ 55 #define VGE_CRS1 0x09 /* Global cmd register 1 (w to set) */ 56 #define VGE_CRS2 0x0A /* Global cmd register 2 (w to set) */ 57 #define VGE_CRS3 0x0B /* Global cmd register 3 (w to set) */ 58 #define VGE_CRC0 0x0C /* Global cmd register 0 (w to clr) */ 59 #define VGE_CRC1 0x0D /* Global cmd register 1 (w to clr) */ 60 #define VGE_CRC2 0x0E /* Global cmd register 2 (w to clr) */ 61 #define VGE_CRC3 0x0F /* Global cmd register 3 (w to clr) */ 62 #define VGE_MAR0 0x10 /* Mcast hash/CAM register 0 */ 63 #define VGE_MAR1 0x14 /* Mcast hash/CAM register 1 */ 64 #define VGE_CAM0 0x10 65 #define VGE_CAM1 0x11 66 #define VGE_CAM2 0x12 67 #define VGE_CAM3 0x13 68 #define VGE_CAM4 0x14 69 #define VGE_CAM5 0x15 70 #define VGE_CAM6 0x16 71 #define VGE_CAM7 0x17 72 #define VGE_TXDESC_HIADDR 0x18 /* Hi part of 64bit txdesc base addr */ 73 #define VGE_DATABUF_HIADDR 0x1D /* Hi part of 64bit data buffer addr */ 74 #define VGE_INTCTL0 0x20 /* interrupt control register */ 75 #define VGE_RXSUPPTHR 0x20 76 #define VGE_TXSUPPTHR 0x20 77 #define VGE_INTHOLDOFF 0x20 78 #define VGE_INTCTL1 0x21 /* interrupt control register */ 79 #define VGE_TXHOSTERR 0x22 /* TX host error status */ 80 #define VGE_RXHOSTERR 0x23 /* RX host error status */ 81 #define VGE_ISR 0x24 /* Interrupt status register */ 82 #define VGE_IMR 0x28 /* Interrupt mask register */ 83 #define VGE_TXSTS_PORT 0x2C /* Transmit status port (???) */ 84 #define VGE_TXQCSRS 0x30 /* TX queue ctl/status set */ 85 #define VGE_RXQCSRS 0x32 /* RX queue ctl/status set */ 86 #define VGE_TXQCSRC 0x34 /* TX queue ctl/status clear */ 87 #define VGE_RXQCSRC 0x36 /* RX queue ctl/status clear */ 88 #define VGE_RXDESC_ADDR_LO 0x38 /* RX desc base addr (lo 32 bits) */ 89 #define VGE_RXDESC_CONSIDX 0x3C /* Current RX descriptor index */ 90 #define VGE_RXQTIMER 0x3E /* RX queue timer pend register */ 91 #define VGE_TXQTIMER 0x3F /* TX queue timer pend register */ 92 #define VGE_TXDESC_ADDR_LO0 0x40 /* TX desc0 base addr (lo 32 bits) */ 93 #define VGE_TXDESC_ADDR_LO1 0x44 /* TX desc1 base addr (lo 32 bits) */ 94 #define VGE_TXDESC_ADDR_LO2 0x48 /* TX desc2 base addr (lo 32 bits) */ 95 #define VGE_TXDESC_ADDR_LO3 0x4C /* TX desc3 base addr (lo 32 bits) */ 96 #define VGE_RXDESCNUM 0x50 /* Size of RX desc ring */ 97 #define VGE_TXDESCNUM 0x52 /* Size of TX desc ring */ 98 #define VGE_TXDESC_CONSIDX0 0x54 /* Current TX descriptor index */ 99 #define VGE_TXDESC_CONSIDX1 0x56 /* Current TX descriptor index */ 100 #define VGE_TXDESC_CONSIDX2 0x58 /* Current TX descriptor index */ 101 #define VGE_TXDESC_CONSIDX3 0x5A /* Current TX descriptor index */ 102 #define VGE_TX_PAUSE_TIMER 0x5C /* TX pause frame timer */ 103 #define VGE_RXDESC_RESIDUECNT 0x5E /* RX descriptor residue count */ 104 #define VGE_FIFOTEST0 0x60 /* FIFO test register */ 105 #define VGE_FIFOTEST1 0x64 /* FIFO test register */ 106 #define VGE_CAMADDR 0x68 /* CAM address register */ 107 #define VGE_CAMCTL 0x69 /* CAM control register */ 108 #define VGE_GFTEST 0x6A 109 #define VGE_FTSCMD 0x6B 110 #define VGE_MIICFG 0x6C /* MII port config register */ 111 #define VGE_MIISTS 0x6D /* MII port status register */ 112 #define VGE_PHYSTS0 0x6E /* PHY status register */ 113 #define VGE_PHYSTS1 0x6F /* PHY status register */ 114 #define VGE_MIICMD 0x70 /* MII command register */ 115 #define VGE_MIIADDR 0x71 /* MII address register */ 116 #define VGE_MIIDATA 0x72 /* MII data register */ 117 #define VGE_SSTIMER 0x74 /* single-shot timer */ 118 #define VGE_PTIMER 0x76 /* periodic timer */ 119 #define VGE_CHIPCFG0 0x78 /* chip config A */ 120 #define VGE_CHIPCFG1 0x79 /* chip config B */ 121 #define VGE_CHIPCFG2 0x7A /* chip config C */ 122 #define VGE_CHIPCFG3 0x7B /* chip config D */ 123 #define VGE_DMACFG0 0x7C /* DMA config 0 */ 124 #define VGE_DMACFG1 0x7D /* DMA config 1 */ 125 #define VGE_RXCFG 0x7E /* MAC RX config */ 126 #define VGE_TXCFG 0x7F /* MAC TX config */ 127 #define VGE_PWRMGMT 0x82 /* power management shadow register */ 128 #define VGE_PWRSTAT 0x83 /* power state shadow register */ 129 #define VGE_MIBCSR 0x84 /* MIB control/status register */ 130 #define VGE_SWEEDATA 0x85 /* EEPROM software loaded data */ 131 #define VGE_MIBDATA 0x88 /* MIB data register */ 132 #define VGE_EEWRDAT 0x8C /* EEPROM embedded write */ 133 #define VGE_EECSUM 0x92 /* EEPROM checksum */ 134 #define VGE_EECSR 0x93 /* EEPROM control/status */ 135 #define VGE_EERDDAT 0x94 /* EEPROM embedded read */ 136 #define VGE_EEADDR 0x96 /* EEPROM address */ 137 #define VGE_EECMD 0x97 /* EEPROM embedded command */ 138 #define VGE_CHIPSTRAP 0x99 /* Chip jumper strapping status */ 139 #define VGE_MEDIASTRAP 0x9B /* Media jumper strapping */ 140 #define VGE_DIAGSTS 0x9C /* Chip diagnostic status */ 141 #define VGE_DBGCTL 0x9E /* Chip debug control */ 142 #define VGE_DIAGCTL 0x9F /* Chip diagnostic control */ 143 #define VGE_WOLCR0S 0xA0 /* WOL0 event set */ 144 #define VGE_WOLCR1S 0xA1 /* WOL1 event set */ 145 #define VGE_PWRCFGS 0xA2 /* Power management config set */ 146 #define VGE_WOLCFGS 0xA3 /* WOL config set */ 147 #define VGE_WOLCR0C 0xA4 /* WOL0 event clear */ 148 #define VGE_WOLCR1C 0xA5 /* WOL1 event clear */ 149 #define VGE_PWRCFGC 0xA6 /* Power management config clear */ 150 #define VGE_WOLCFGC 0xA7 /* WOL config clear */ 151 #define VGE_WOLSR0S 0xA8 /* WOL status set */ 152 #define VGE_WOLSR1S 0xA9 /* WOL status set */ 153 #define VGE_WOLSR0C 0xAC /* WOL status clear */ 154 #define VGE_WOLSR1C 0xAD /* WOL status clear */ 155 #define VGE_WAKEPAT_CRC0 0xB0 156 #define VGE_WAKEPAT_CRC1 0xB2 157 #define VGE_WAKEPAT_CRC2 0xB4 158 #define VGE_WAKEPAT_CRC3 0xB6 159 #define VGE_WAKEPAT_CRC4 0xB8 160 #define VGE_WAKEPAT_CRC5 0xBA 161 #define VGE_WAKEPAT_CRC6 0xBC 162 #define VGE_WAKEPAT_CRC7 0xBE 163 #define VGE_WAKEPAT_MSK0_0 0xC0 164 #define VGE_WAKEPAT_MSK0_1 0xC4 165 #define VGE_WAKEPAT_MSK0_2 0xC8 166 #define VGE_WAKEPAT_MSK0_3 0xCC 167 #define VGE_WAKEPAT_MSK1_0 0xD0 168 #define VGE_WAKEPAT_MSK1_1 0xD4 169 #define VGE_WAKEPAT_MSK1_2 0xD8 170 #define VGE_WAKEPAT_MSK1_3 0xDC 171 #define VGE_WAKEPAT_MSK2_0 0xE0 172 #define VGE_WAKEPAT_MSK2_1 0xE4 173 #define VGE_WAKEPAT_MSK2_2 0xE8 174 #define VGE_WAKEPAT_MSK2_3 0xEC 175 #define VGE_WAKEPAT_MSK3_0 0xF0 176 #define VGE_WAKEPAT_MSK3_1 0xF4 177 #define VGE_WAKEPAT_MSK3_2 0xF8 178 #define VGE_WAKEPAT_MSK3_3 0xFC 179 180 /* Receive control register */ 181 182 #define VGE_RXCTL_RX_BADFRAMES 0x01 /* accept CRC error frames */ 183 #define VGE_RXCTL_RX_RUNT 0x02 /* accept runts */ 184 #define VGE_RXCTL_RX_MCAST 0x04 /* accept multicasts */ 185 #define VGE_RXCTL_RX_BCAST 0x08 /* accept broadcasts */ 186 #define VGE_RXCTL_RX_PROMISC 0x10 /* promisc mode */ 187 #define VGE_RXCTL_RX_GIANT 0x20 /* accept VLAN tagged frames */ 188 #define VGE_RXCTL_RX_UCAST 0x40 /* use perfect filtering */ 189 #define VGE_RXCTL_RX_SYMERR 0x80 /* accept symbol err packet */ 190 191 /* Transmit control register */ 192 193 #define VGE_TXCTL_LOOPCTL 0x03 /* loopback control */ 194 #define VGE_TXCTL_COLLCTL 0x0C /* collision retry control */ 195 196 #define VGE_TXLOOPCTL_OFF 0x00 197 #define VGE_TXLOOPCTL_MAC_INTERNAL 0x01 198 #define VGE_TXLOOPCTL_EXTERNAL 0x02 199 200 #define VGE_TXCOLLS_NORMAL 0x00 /* one set of 16 retries */ 201 #define VGE_TXCOLLS_32 0x04 /* two sets of 16 retries */ 202 #define VGE_TXCOLLS_48 0x08 /* three sets of 16 retries */ 203 #define VGE_TXCOLLS_INFINITE 0x0C /* retry forever */ 204 205 /* Global command register 0 */ 206 207 #define VGE_CR0_START 0x01 /* start NIC */ 208 #define VGE_CR0_STOP 0x02 /* stop NIC */ 209 #define VGE_CR0_RX_ENABLE 0x04 /* turn on RX engine */ 210 #define VGE_CR0_TX_ENABLE 0x08 /* turn on TX engine */ 211 212 /* Global command register 1 */ 213 214 #define VGE_CR1_NOUCAST 0x01 /* disable unicast reception */ 215 #define VGE_CR1_NOPOLL 0x08 /* disable RX/TX desc polling */ 216 #define VGE_CR1_TIMER0_ENABLE 0x20 /* enable single shot timer */ 217 #define VGE_CR1_TIMER1_ENABLE 0x40 /* enable periodic timer */ 218 #define VGE_CR1_SOFTRESET 0x80 /* software reset */ 219 220 /* Global command register 2 */ 221 222 #define VGE_CR2_TXPAUSE_THRESH_LO 0x03 /* TX pause frame lo threshold */ 223 #define VGE_CR2_TXPAUSE_THRESH_HI 0x0C /* TX pause frame hi threshold */ 224 #define VGE_CR2_HDX_FLOWCTL_ENABLE 0x10 /* half duplex flow control */ 225 #define VGE_CR2_FDX_RXFLOWCTL_ENABLE 0x20 /* full duplex RX flow control */ 226 #define VGE_CR2_FDX_TXFLOWCTL_ENABLE 0x40 /* full duplex TX flow control */ 227 #define VGE_CR2_XON_ENABLE 0x80 /* 802.3x XON/XOFF flow control */ 228 229 /* Global command register 3 */ 230 231 #define VGE_CR3_INT_SWPEND 0x01 /* disable multi-level int bits */ 232 #define VGE_CR3_INT_GMSK 0x02 /* mask off all interrupts */ 233 #define VGE_CR3_INT_HOLDOFF 0x04 /* enable int hold off timer */ 234 #define VGE_CR3_DIAG 0x10 /* diagnostic enabled */ 235 #define VGE_CR3_PHYRST 0x20 /* assert PHYRSTZ */ 236 #define VGE_CR3_STOP_FORCE 0x40 /* force NIC to stopped state */ 237 238 /* Interrupt control register */ 239 240 #define VGE_INTCTL_SC_RELOAD 0x01 /* reload hold timer */ 241 #define VGE_INTCTL_HC_RELOAD 0x02 /* enable hold timer reload */ 242 #define VGE_INTCTL_STATUS 0x04 /* interrupt pending status */ 243 #define VGE_INTCTL_MASK 0x18 /* multilayer int mask */ 244 #define VGE_INTCTL_RXINTSUP_DISABLE 0x20 /* disable RX int supression */ 245 #define VGE_INTCTL_TXINTSUP_DISABLE 0x40 /* disable TX int supression */ 246 #define VGE_INTCTL_SOFTINT 0x80 /* request soft interrupt */ 247 248 #define VGE_INTMASK_LAYER0 0x00 249 #define VGE_INTMASK_LAYER1 0x08 250 #define VGE_INTMASK_ALL 0x10 251 #define VGE_INTMASK_ALL2 0x18 252 253 /* Transmit host error status register */ 254 255 #define VGE_TXHOSTERR_TDSTRUCT 0x01 /* bad TX desc structure */ 256 #define VGE_TXHOSTERR_TDFETCH_BUSERR 0x02 /* bus error on desc fetch */ 257 #define VGE_TXHOSTERR_TDWBACK_BUSERR 0x04 /* bus error on desc writeback */ 258 #define VGE_TXHOSTERR_FIFOERR 0x08 /* TX FIFO DMA bus error */ 259 260 /* Receive host error status register */ 261 262 #define VGE_RXHOSTERR_RDSTRUCT 0x01 /* bad RX desc structure */ 263 #define VGE_RXHOSTERR_RDFETCH_BUSERR 0x02 /* bus error on desc fetch */ 264 #define VGE_RXHOSTERR_RDWBACK_BUSERR 0x04 /* bus error on desc writeback */ 265 #define VGE_RXHOSTERR_FIFOERR 0x08 /* RX FIFO DMA bus error */ 266 267 /* Interrupt status register */ 268 269 #define VGE_ISR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ 270 #define VGE_ISR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ 271 #define VGE_ISR_RXOK 0x00000004 /* normal RX done */ 272 #define VGE_ISR_TXOK 0x00000008 /* combo results for next 4 bits */ 273 #define VGE_ISR_TXOK0 0x00000010 /* TX complete on queue 0 */ 274 #define VGE_ISR_TXOK1 0x00000020 /* TX complete on queue 1 */ 275 #define VGE_ISR_TXOK2 0x00000040 /* TX complete on queue 2 */ 276 #define VGE_ISR_TXOK3 0x00000080 /* TX complete on queue 3 */ 277 #define VGE_ISR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ 278 #define VGE_ISR_RXPAUSE 0x00000800 /* pause frame RX'ed */ 279 #define VGE_ISR_RXOFLOW 0x00001000 /* RX FIFO overflow */ 280 #define VGE_ISR_RXNODESC 0x00002000 /* ran out of RX descriptors */ 281 #define VGE_ISR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ 282 #define VGE_ISR_LINKSTS 0x00008000 /* link status change */ 283 #define VGE_ISR_TIMER0 0x00010000 /* one shot timer expired */ 284 #define VGE_ISR_TIMER1 0x00020000 /* periodic timer expired */ 285 #define VGE_ISR_PWR 0x00040000 /* wake up power event */ 286 #define VGE_ISR_PHYINT 0x00080000 /* PHY interrupt */ 287 #define VGE_ISR_STOPPED 0x00100000 /* software shutdown complete */ 288 #define VGE_ISR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ 289 #define VGE_ISR_SOFTINT 0x00400000 /* software interrupt */ 290 #define VGE_ISR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ 291 #define VGE_ISR_RXDMA_STALL 0x01000000 /* RX DMA stall */ 292 #define VGE_ISR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ 293 #define VGE_ISR_ISRC0 0x10000000 /* interrupt source indication */ 294 #define VGE_ISR_ISRC1 0x20000000 /* interrupt source indication */ 295 #define VGE_ISR_ISRC2 0x40000000 /* interrupt source indication */ 296 #define VGE_ISR_ISRC3 0x80000000 /* interrupt source indication */ 297 298 #define VGE_INTRS (VGE_ISR_TXOK0|VGE_ISR_RXOK|VGE_ISR_STOPPED| \ 299 VGE_ISR_RXOFLOW|VGE_ISR_PHYINT| \ 300 VGE_ISR_LINKSTS|VGE_ISR_RXNODESC| \ 301 VGE_ISR_RXDMA_STALL|VGE_ISR_TXDMA_STALL| \ 302 VGE_ISR_MIBOFLOW|VGE_ISR_TIMER0) 303 304 /* Interrupt mask register */ 305 306 #define VGE_IMR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ 307 #define VGE_IMR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ 308 #define VGE_IMR_RXOK 0x00000004 /* normal RX done */ 309 #define VGE_IMR_TXOK 0x00000008 /* combo results for next 4 bits */ 310 #define VGE_IMR_TXOK0 0x00000010 /* TX complete on queue 0 */ 311 #define VGE_IMR_TXOK1 0x00000020 /* TX complete on queue 1 */ 312 #define VGE_IMR_TXOK2 0x00000040 /* TX complete on queue 2 */ 313 #define VGE_IMR_TXOK3 0x00000080 /* TX complete on queue 3 */ 314 #define VGE_IMR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ 315 #define VGE_IMR_RXPAUSE 0x00000800 /* pause frame RX'ed */ 316 #define VGE_IMR_RXOFLOW 0x00001000 /* RX FIFO overflow */ 317 #define VGE_IMR_RXNODESC 0x00002000 /* ran out of RX descriptors */ 318 #define VGE_IMR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ 319 #define VGE_IMR_LINKSTS 0x00008000 /* link status change */ 320 #define VGE_IMR_TIMER0 0x00010000 /* one shot timer expired */ 321 #define VGE_IMR_TIMER1 0x00020000 /* periodic timer expired */ 322 #define VGE_IMR_PWR 0x00040000 /* wake up power event */ 323 #define VGE_IMR_PHYINT 0x00080000 /* PHY interrupt */ 324 #define VGE_IMR_STOPPED 0x00100000 /* software shutdown complete */ 325 #define VGE_IMR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ 326 #define VGE_IMR_SOFTINT 0x00400000 /* software interrupt */ 327 #define VGE_IMR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ 328 #define VGE_IMR_RXDMA_STALL 0x01000000 /* RX DMA stall */ 329 #define VGE_IMR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ 330 #define VGE_IMR_ISRC0 0x10000000 /* interrupt source indication */ 331 #define VGE_IMR_ISRC1 0x20000000 /* interrupt source indication */ 332 #define VGE_IMR_ISRC2 0x40000000 /* interrupt source indication */ 333 #define VGE_IMR_ISRC3 0x80000000 /* interrupt source indication */ 334 335 /* TX descriptor queue control/status register */ 336 337 #define VGE_TXQCSR_RUN0 0x0001 /* Enable TX queue 0 */ 338 #define VGE_TXQCSR_ACT0 0x0002 /* queue 0 active indicator */ 339 #define VGE_TXQCSR_WAK0 0x0004 /* Wake up (poll) queue 0 */ 340 #define VGE_TXQCST_DEAD0 0x0008 /* queue 0 dead indicator */ 341 #define VGE_TXQCSR_RUN1 0x0010 /* Enable TX queue 1 */ 342 #define VGE_TXQCSR_ACT1 0x0020 /* queue 1 active indicator */ 343 #define VGE_TXQCSR_WAK1 0x0040 /* Wake up (poll) queue 1 */ 344 #define VGE_TXQCST_DEAD1 0x0080 /* queue 1 dead indicator */ 345 #define VGE_TXQCSR_RUN2 0x0100 /* Enable TX queue 2 */ 346 #define VGE_TXQCSR_ACT2 0x0200 /* queue 2 active indicator */ 347 #define VGE_TXQCSR_WAK2 0x0400 /* Wake up (poll) queue 2 */ 348 #define VGE_TXQCST_DEAD2 0x0800 /* queue 2 dead indicator */ 349 #define VGE_TXQCSR_RUN3 0x1000 /* Enable TX queue 3 */ 350 #define VGE_TXQCSR_ACT3 0x2000 /* queue 3 active indicator */ 351 #define VGE_TXQCSR_WAK3 0x4000 /* Wake up (poll) queue 3 */ 352 #define VGE_TXQCST_DEAD3 0x8000 /* queue 3 dead indicator */ 353 354 /* RX descriptor queue control/status register */ 355 356 #define VGE_RXQCSR_RUN 0x0001 /* Enable RX queue */ 357 #define VGE_RXQCSR_ACT 0x0002 /* queue active indicator */ 358 #define VGE_RXQCSR_WAK 0x0004 /* Wake up (poll) queue */ 359 #define VGE_RXQCSR_DEAD 0x0008 /* queue dead indicator */ 360 361 /* RX/TX queue empty interrupt delay timer register */ 362 363 #define VGE_QTIMER_PENDCNT 0x3F 364 #define VGE_QTIMER_RESOLUTION 0xC0 365 366 #define VGE_QTIMER_RES_1US 0x00 367 #define VGE_QTIMER_RES_4US 0x40 368 #define VGE_QTIMER_RES_16US 0x80 369 #define VGE_QTIMER_RES_64US 0xC0 370 371 /* CAM address register */ 372 373 #define VGE_CAMADDR_ADDR 0x3F /* CAM address to program */ 374 #define VGE_CAMADDR_AVSEL 0x40 /* 0 = address cam, 1 = VLAN cam */ 375 #define VGE_CAMADDR_ENABLE 0x80 /* enable CAM read/write */ 376 377 #define VGE_CAM_MAXADDRS 64 378 379 /* 380 * CAM command register 381 * Note that the page select bits in this register affect three 382 * different things: 383 * - The behavior of the MAR0/MAR1 registers at offset 0x10 (the 384 * page select bits control whether the MAR0/MAR1 registers affect 385 * the multicast hash filter or the CAM table) 386 * - The behavior of the interrupt holdoff timer register at offset 387 * 0x20 (the page select bits allow you to set the interrupt 388 * holdoff timer, the TX interrupt supression count or the 389 * RX interrupt supression count) 390 * - The behavior the WOL pattern programming registers at offset 391 * 0xC0 (controls which pattern is set) 392 */ 393 394 395 #define VGE_CAMCTL_WRITE 0x04 /* CAM write command */ 396 #define VGE_CAMCTL_READ 0x08 /* CAM read command */ 397 #define VGE_CAMCTL_INTPKT_SIZ 0x10 /* select interesting pkt CAM size */ 398 #define VGE_CAMCTL_INTPKT_ENB 0x20 /* enable interesting packet mode */ 399 #define VGE_CAMCTL_PAGESEL 0xC0 /* page select */ 400 401 #define VGE_PAGESEL_MAR 0x00 402 #define VGE_PAGESEL_CAMMASK 0x40 403 #define VGE_PAGESEL_CAMDATA 0x80 404 405 #define VGE_PAGESEL_INTHLDOFF 0x00 406 #define VGE_PAGESEL_TXSUPPTHR 0x40 407 #define VGE_PAGESEL_RXSUPPTHR 0x80 408 409 #define VGE_PAGESEL_WOLPAT0 0x00 410 #define VGE_PAGESEL_WOLPAT1 0x40 411 412 /* MII port config register */ 413 414 #define VGE_MIICFG_PHYADDR 0x1F /* PHY address (internal PHY is 1) */ 415 #define VGE_MIICFG_MDCSPEED 0x20 /* MDC accelerate x 4 */ 416 #define VGE_MIICFG_POLLINT 0xC0 /* polling interval */ 417 418 #define VGE_MIIPOLLINT_1024 0x00 419 #define VGE_MIIPOLLINT_512 0x40 420 #define VGE_MIIPOLLINT_128 0x80 421 #define VGE_MIIPOLLINT_64 0xC0 422 423 /* MII port status register */ 424 425 #define VGE_MIISTS_IIDL 0x80 /* not at sofrware/timer poll cycle */ 426 427 /* PHY status register */ 428 429 #define VGE_PHYSTS_TXFLOWCAP 0x01 /* resolved TX flow control cap */ 430 #define VGE_PHYSTS_RXFLOWCAP 0x02 /* resolved RX flow control cap */ 431 #define VGE_PHYSTS_SPEED10 0x04 /* PHY in 10Mbps mode */ 432 #define VGE_PHYSTS_SPEED1000 0x08 /* PHY in giga mode */ 433 #define VGE_PHYSTS_FDX 0x10 /* PHY in full duplex mode */ 434 #define VGE_PHYSTS_LINK 0x40 /* link status */ 435 #define VGE_PHYSTS_RESETSTS 0x80 /* reset status */ 436 437 /* MII management command register */ 438 439 #define VGE_MIICMD_MDC 0x01 /* clock pin */ 440 #define VGE_MIICMD_MDI 0x02 /* data in pin */ 441 #define VGE_MIICMD_MDO 0x04 /* data out pin */ 442 #define VGE_MIICMD_MOUT 0x08 /* data out pin enable */ 443 #define VGE_MIICMD_MDP 0x10 /* enable direct programming mode */ 444 #define VGE_MIICMD_WCMD 0x20 /* embedded mode write */ 445 #define VGE_MIICMD_RCMD 0x40 /* embadded mode read */ 446 #define VGE_MIICMD_MAUTO 0x80 /* enable autopolling */ 447 448 /* MII address register */ 449 450 #define VGE_MIIADDR_SWMPL 0x80 /* initiate priority resolution */ 451 452 /* Chip config register A */ 453 454 #define VGE_CHIPCFG0_PACPI 0x01 /* pre-ACPI wakeup function */ 455 #define VGE_CHIPCFG0_ABSHDN 0x02 /* abnormal shutdown function */ 456 #define VGE_CHIPCFG0_GPIO1PD 0x04 /* GPIO pin enable */ 457 #define VGE_CHIPCFG0_SKIPTAG 0x08 /* omit 802.1p tag from CRC calc */ 458 #define VGE_CHIPCFG0_PHLED 0x30 /* phy LED select */ 459 460 /* Chip config register B */ 461 /* Note: some of these bits are not documented in the manual! */ 462 463 #define VGE_CHIPCFG1_BAKOPT 0x01 464 #define VGE_CHIPCFG1_MBA 0x02 465 #define VGE_CHIPCFG1_CAP 0x04 466 #define VGE_CHIPCFG1_CRANDOM 0x08 467 #define VGE_CHIPCFG1_OFSET 0x10 468 #define VGE_CHIPCFG1_SLOTTIME 0x20 /* slot time 512/500 in giga mode */ 469 #define VGE_CHIPCFG1_MIIOPT 0x40 470 #define VGE_CHIPCFG1_GTCKOPT 0x80 471 472 /* Chip config register C */ 473 474 #define VGE_CHIPCFG2_EELOAD 0x80 /* enable EEPROM programming */ 475 476 /* Chip config register D */ 477 478 #define VGE_CHIPCFG3_64BIT_DAC 0x20 /* enable 64bit via DAC */ 479 #define VGE_CHIPCFG3_IODISABLE 0x80 /* disable I/O access mode */ 480 481 /* DMA config register 0 */ 482 483 #define VGE_DMACFG0_BURSTLEN 0x07 /* RX/TX DMA burst (in dwords) */ 484 485 #define VGE_DMABURST_8 0x00 486 #define VGE_DMABURST_16 0x01 487 #define VGE_DMABURST_32 0x02 488 #define VGE_DMABURST_64 0x03 489 #define VGE_DMABURST_128 0x04 490 #define VGE_DMABURST_256 0x05 491 #define VGE_DMABURST_STRFWD 0x07 492 493 /* DMA config register 1 */ 494 495 #define VGE_DMACFG1_LATENB 0x01 /* Latency timer enable */ 496 #define VGE_DMACFG1_MWWAIT 0x02 /* insert wait on master write */ 497 #define VGE_DMACFG1_MRWAIT 0x04 /* insert wait on master read */ 498 #define VGE_DMACFG1_MRM 0x08 /* use memory read multiple */ 499 #define VGE_DMACFG1_PERR_DIS 0x10 /* disable parity error checking */ 500 #define VGE_DMACFG1_XMRL 0x20 /* disable memory read line support */ 501 502 /* RX MAC config register */ 503 504 #define VGE_RXCFG_VLANFILT 0x01 /* filter VLAN ID mismatches */ 505 #define VGE_RXCFG_VTAGOPT 0x06 /* VLAN tag handling */ 506 #define VGE_RXCFG_FIFO_LOWAT 0x08 /* RX FIFO low watermark (7QW/15QW) */ 507 #define VGE_RXCFG_FIFO_THR 0x30 /* RX FIFO threshold */ 508 #define VGE_RXCFG_ARB_PRIO 0x80 /* arbitration priority */ 509 510 #define VGE_VTAG_OPT0 0x00 /* TX: no tag insertion 511 RX: rx all, no tag extraction */ 512 513 #define VGE_VTAG_OPT1 0x02 /* TX: no tag insertion 514 RX: rx only tagged pkts, no 515 extraction */ 516 517 #define VGE_VTAG_OPT2 0x04 /* TX: perform tag insertion, 518 RX: rx all, extract tags */ 519 520 #define VGE_VTAG_OPT3 0x06 /* TX: perform tag insertion, 521 RX: rx only tagged pkts, 522 with extraction */ 523 524 #define VGE_RXFIFOTHR_128BYTES 0x00 525 #define VGE_RXFIFOTHR_512BYTES 0x10 526 #define VGE_RXFIFOTHR_1024BYTES 0x20 527 #define VGE_RXFIFOTHR_STRNFWD 0x30 528 529 /* TX MAC config register */ 530 531 #define VGE_TXCFG_SNAPOPT 0x01 /* 1 == insert VLAN tag at 532 13th byte 533 0 == insert VLANM tag after 534 SNAP header (21st byte) */ 535 #define VGE_TXCFG_NONBLK 0x02 /* priority TX/non-blocking mode */ 536 #define VGE_TXCFG_NONBLK_THR 0x0C /* non-blocking threshold */ 537 #define VGE_TXCFG_ARB_PRIO 0x80 /* arbitration priority */ 538 539 #define VGE_TXBLOCK_64PKTS 0x00 540 #define VGE_TXBLOCK_32PKTS 0x04 541 #define VGE_TXBLOCK_128PKTS 0x08 542 #define VGE_TXBLOCK_8PKTS 0x0C 543 544 /* EEPROM control/status register */ 545 546 #define VGE_EECSR_EDO 0x01 /* data out pin */ 547 #define VGE_EECSR_EDI 0x02 /* data in pin */ 548 #define VGE_EECSR_ECK 0x04 /* clock pin */ 549 #define VGE_EECSR_ECS 0x08 /* chip select pin */ 550 #define VGE_EECSR_DPM 0x10 /* direct program mode enable */ 551 #define VGE_EECSR_RELOAD 0x20 /* trigger reload from EEPROM */ 552 #define VGE_EECSR_EMBP 0x40 /* embedded program mode enable */ 553 554 /* EEPROM embedded command register */ 555 556 #define VGE_EECMD_ERD 0x01 /* EEPROM read command */ 557 #define VGE_EECMD_EWR 0x02 /* EEPROM write command */ 558 #define VGE_EECMD_EWEN 0x04 /* EEPROM write enable */ 559 #define VGE_EECMD_EWDIS 0x08 /* EEPROM write disable */ 560 #define VGE_EECMD_EDONE 0x80 /* read/write done */ 561 562 /* Chip operation and diagnostic control register */ 563 564 #define VGE_DIAGCTL_PHYINT_ENB 0x01 /* Enable PHY interrupts */ 565 #define VGE_DIAGCTL_TIMER0_RES 0x02 /* timer0 uSec resolution */ 566 #define VGE_DIAGCTL_TIMER1_RES 0x04 /* timer1 uSec resolution */ 567 #define VGE_DIAGCTL_LPSEL_DIS 0x08 /* disable LPSEL field */ 568 #define VGE_DIAGCTL_MACFORCE 0x10 /* MAC side force mode */ 569 #define VGE_DIAGCTL_FCRSVD 0x20 /* reserved for future fiber use */ 570 #define VGE_DIAGCTL_FDXFORCE 0x40 /* force full duplex mode */ 571 #define VGE_DIAGCTL_GMII 0x80 /* force GMII mode, otherwise MII */ 572 573 /* Location of station address in EEPROM */ 574 #define VGE_EE_EADDR 0 575 576 /* DMA descriptor structures */ 577 578 /* 579 * Each TX DMA descriptor has a control and status word, and 7 580 * fragment address/length words. If a transmitted packet spans 581 * more than 7 fragments, it has to be coalesced. 582 */ 583 584 #define VGE_TX_FRAGS 7 585 586 struct vge_tx_frag { 587 uint32_t vge_addrlo; 588 uint16_t vge_addrhi; 589 uint16_t vge_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 602 603 struct vge_tx_desc { 604 uint32_t vge_sts; 605 uint32_t vge_ctl; 606 struct vge_tx_frag vge_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. */ 644 645 struct vge_rx_desc { 646 volatile uint32_t vge_sts; 647 volatile uint32_t vge_ctl; 648 volatile uint32_t vge_addrlo; 649 volatile uint16_t vge_addrhi; 650 volatile uint16_t vge_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