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Diffstat (limited to 'sys/dev/vge/if_vgereg.h')
| -rw-r--r-- | sys/dev/vge/if_vgereg.h | 697 |
1 files changed, 697 insertions, 0 deletions
diff --git a/sys/dev/vge/if_vgereg.h b/sys/dev/vge/if_vgereg.h new file mode 100644 index 0000000..9b7e586 --- /dev/null +++ b/sys/dev/vge/if_vgereg.h @@ -0,0 +1,697 @@ +/* + * Copyright (c) 2004 + * Bill Paul <wpaul@windriver.com>. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Bill Paul. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/* + * Register definitions for the VIA VT6122 gigabit ethernet controller. + * Definitions for the built-in copper PHY can be found in vgphy.h. + * + * The VT612x controllers have 256 bytes of register space. The + * manual seems to imply that the registers should all be accessed + * using 32-bit I/O cycles, but some of them are less than 32 bits + * wide. Go figure. + */ + +#ifndef _IF_VGEREG_H_ +#define _IF_VGEREG_H_ + +#define VIA_VENDORID 0x1106 +#define VIA_DEVICEID_61XX 0x3119 + +#define VGE_PAR0 0x00 /* physical address register */ +#define VGE_PAR1 0x02 +#define VGE_PAR2 0x04 +#define VGE_RXCTL 0x06 /* RX control register */ +#define VGE_TXCTL 0x07 /* TX control register */ +#define VGE_CRS0 0x08 /* Global cmd register 0 (w to set) */ +#define VGE_CRS1 0x09 /* Global cmd register 1 (w to set) */ +#define VGE_CRS2 0x0A /* Global cmd register 2 (w to set) */ +#define VGE_CRS3 0x0B /* Global cmd register 3 (w to set) */ +#define VGE_CRC0 0x0C /* Global cmd register 0 (w to clr) */ +#define VGE_CRC1 0x0D /* Global cmd register 1 (w to clr) */ +#define VGE_CRC2 0x0E /* Global cmd register 2 (w to clr) */ +#define VGE_CRC3 0x0F /* Global cmd register 3 (w to clr) */ +#define VGE_MAR0 0x10 /* Mcast hash/CAM register 0 */ +#define VGE_MAR1 0x14 /* Mcast hash/CAM register 1 */ +#define VGE_CAM0 0x10 +#define VGE_CAM1 0x11 +#define VGE_CAM2 0x12 +#define VGE_CAM3 0x13 +#define VGE_CAM4 0x14 +#define VGE_CAM5 0x15 +#define VGE_CAM6 0x16 +#define VGE_CAM7 0x17 +#define VGE_TXDESC_HIADDR 0x18 /* Hi part of 64bit txdesc base addr */ +#define VGE_DATABUF_HIADDR 0x1D /* Hi part of 64bit data buffer addr */ +#define VGE_INTCTL0 0x20 /* interrupt control register */ +#define VGE_RXSUPPTHR 0x20 +#define VGE_TXSUPPTHR 0x20 +#define VGE_INTHOLDOFF 0x20 +#define VGE_INTCTL1 0x21 /* interrupt control register */ +#define VGE_TXHOSTERR 0x22 /* TX host error status */ +#define VGE_RXHOSTERR 0x23 /* RX host error status */ +#define VGE_ISR 0x24 /* Interrupt status register */ +#define VGE_IMR 0x28 /* Interrupt mask register */ +#define VGE_TXSTS_PORT 0x2C /* Transmit status port (???) */ +#define VGE_TXQCSRS 0x30 /* TX queue ctl/status set */ +#define VGE_RXQCSRS 0x32 /* RX queue ctl/status set */ +#define VGE_TXQCSRC 0x34 /* TX queue ctl/status clear */ +#define VGE_RXQCSRC 0x36 /* RX queue ctl/status clear */ +#define VGE_RXDESC_ADDR_LO 0x38 /* RX desc base addr (lo 32 bits) */ +#define VGE_RXDESC_CONSIDX 0x3C /* Current RX descriptor index */ +#define VGE_RXQTIMER 0x3E /* RX queue timer pend register */ +#define VGE_TXQTIMER 0x3F /* TX queue timer pend register */ +#define VGE_TXDESC_ADDR_LO0 0x40 /* TX desc0 base addr (lo 32 bits) */ +#define VGE_TXDESC_ADDR_LO1 0x44 /* TX desc1 base addr (lo 32 bits) */ +#define VGE_TXDESC_ADDR_LO2 0x48 /* TX desc2 base addr (lo 32 bits) */ +#define VGE_TXDESC_ADDR_LO3 0x4C /* TX desc3 base addr (lo 32 bits) */ +#define VGE_RXDESCNUM 0x50 /* Size of RX desc ring */ +#define VGE_TXDESCNUM 0x52 /* Size of TX desc ring */ +#define VGE_TXDESC_CONSIDX0 0x54 /* Current TX descriptor index */ +#define VGE_TXDESC_CONSIDX1 0x56 /* Current TX descriptor index */ +#define VGE_TXDESC_CONSIDX2 0x58 /* Current TX descriptor index */ +#define VGE_TXDESC_CONSIDX3 0x5A /* Current TX descriptor index */ +#define VGE_TX_PAUSE_TIMER 0x5C /* TX pause frame timer */ +#define VGE_RXDESC_RESIDUECNT 0x5E /* RX descriptor residue count */ +#define VGE_FIFOTEST0 0x60 /* FIFO test register */ +#define VGE_FIFOTEST1 0x64 /* FIFO test register */ +#define VGE_CAMADDR 0x68 /* CAM address register */ +#define VGE_CAMCTL 0x69 /* CAM control register */ +#define VGE_GFTEST 0x6A +#define VGE_FTSCMD 0x6B +#define VGE_MIICFG 0x6C /* MII port config register */ +#define VGE_MIISTS 0x6D /* MII port status register */ +#define VGE_PHYSTS0 0x6E /* PHY status register */ +#define VGE_PHYSTS1 0x6F /* PHY status register */ +#define VGE_MIICMD 0x70 /* MII command register */ +#define VGE_MIIADDR 0x71 /* MII address register */ +#define VGE_MIIDATA 0x72 /* MII data register */ +#define VGE_SSTIMER 0x74 /* single-shot timer */ +#define VGE_PTIMER 0x76 /* periodic timer */ +#define VGE_CHIPCFG0 0x78 /* chip config A */ +#define VGE_CHIPCFG1 0x79 /* chip config B */ +#define VGE_CHIPCFG2 0x7A /* chip config C */ +#define VGE_CHIPCFG3 0x7B /* chip config D */ +#define VGE_DMACFG0 0x7C /* DMA config 0 */ +#define VGE_DMACFG1 0x7D /* DMA config 1 */ +#define VGE_RXCFG 0x7E /* MAC RX config */ +#define VGE_TXCFG 0x7F /* MAC TX config */ +#define VGE_PWRMGMT 0x82 /* power management shadow register */ +#define VGE_PWRSTAT 0x83 /* power state shadow register */ +#define VGE_MIBCSR 0x84 /* MIB control/status register */ +#define VGE_SWEEDATA 0x85 /* EEPROM software loaded data */ +#define VGE_MIBDATA 0x88 /* MIB data register */ +#define VGE_EEWRDAT 0x8C /* EEPROM embedded write */ +#define VGE_EECSUM 0x92 /* EEPROM checksum */ +#define VGE_EECSR 0x93 /* EEPROM control/status */ +#define VGE_EERDDAT 0x94 /* EEPROM embedded read */ +#define VGE_EEADDR 0x96 /* EEPROM address */ +#define VGE_EECMD 0x97 /* EEPROM embedded command */ +#define VGE_CHIPSTRAP 0x99 /* Chip jumper strapping status */ +#define VGE_MEDIASTRAP 0x9B /* Media jumper strapping */ +#define VGE_DIAGSTS 0x9C /* Chip diagnostic status */ +#define VGE_DBGCTL 0x9E /* Chip debug control */ +#define VGE_DIAGCTL 0x9F /* Chip diagnostic control */ +#define VGE_WOLCR0S 0xA0 /* WOL0 event set */ +#define VGE_WOLCR1S 0xA1 /* WOL1 event set */ +#define VGE_PWRCFGS 0xA2 /* Power management config set */ +#define VGE_WOLCFGS 0xA3 /* WOL config set */ +#define VGE_WOLCR0C 0xA4 /* WOL0 event clear */ +#define VGE_WOLCR1C 0xA5 /* WOL1 event clear */ +#define VGE_PWRCFGC 0xA6 /* Power management config clear */ +#define VGE_WOLCFGC 0xA7 /* WOL config clear */ +#define VGE_WOLSR0S 0xA8 /* WOL status set */ +#define VGE_WOLSR1S 0xA9 /* WOL status set */ +#define VGE_WOLSR0C 0xAC /* WOL status clear */ +#define VGE_WOLSR1C 0xAD /* WOL status clear */ +#define VGE_WAKEPAT_CRC0 0xB0 +#define VGE_WAKEPAT_CRC1 0xB2 +#define VGE_WAKEPAT_CRC2 0xB4 +#define VGE_WAKEPAT_CRC3 0xB6 +#define VGE_WAKEPAT_CRC4 0xB8 +#define VGE_WAKEPAT_CRC5 0xBA +#define VGE_WAKEPAT_CRC6 0xBC +#define VGE_WAKEPAT_CRC7 0xBE +#define VGE_WAKEPAT_MSK0_0 0xC0 +#define VGE_WAKEPAT_MSK0_1 0xC4 +#define VGE_WAKEPAT_MSK0_2 0xC8 +#define VGE_WAKEPAT_MSK0_3 0xCC +#define VGE_WAKEPAT_MSK1_0 0xD0 +#define VGE_WAKEPAT_MSK1_1 0xD4 +#define VGE_WAKEPAT_MSK1_2 0xD8 +#define VGE_WAKEPAT_MSK1_3 0xDC +#define VGE_WAKEPAT_MSK2_0 0xE0 +#define VGE_WAKEPAT_MSK2_1 0xE4 +#define VGE_WAKEPAT_MSK2_2 0xE8 +#define VGE_WAKEPAT_MSK2_3 0xEC +#define VGE_WAKEPAT_MSK3_0 0xF0 +#define VGE_WAKEPAT_MSK3_1 0xF4 +#define VGE_WAKEPAT_MSK3_2 0xF8 +#define VGE_WAKEPAT_MSK3_3 0xFC + +/* Receive control register */ + +#define VGE_RXCTL_RX_BADFRAMES 0x01 /* accept CRC error frames */ +#define VGE_RXCTL_RX_RUNT 0x02 /* accept runts */ +#define VGE_RXCTL_RX_MCAST 0x04 /* accept multicasts */ +#define VGE_RXCTL_RX_BCAST 0x08 /* accept broadcasts */ +#define VGE_RXCTL_RX_PROMISC 0x10 /* promisc mode */ +#define VGE_RXCTL_RX_GIANT 0x20 /* accept VLAN tagged frames */ +#define VGE_RXCTL_RX_UCAST 0x40 /* use perfect filtering */ +#define VGE_RXCTL_RX_SYMERR 0x80 /* accept symbol err packet */ + +/* Transmit control register */ + +#define VGE_TXCTL_LOOPCTL 0x03 /* loopback control */ +#define VGE_TXCTL_COLLCTL 0x0C /* collision retry control */ + +#define VGE_TXLOOPCTL_OFF 0x00 +#define VGE_TXLOOPCTL_MAC_INTERNAL 0x01 +#define VGE_TXLOOPCTL_EXTERNAL 0x02 + +#define VGE_TXCOLLS_NORMAL 0x00 /* one set of 16 retries */ +#define VGE_TXCOLLS_32 0x04 /* two sets of 16 retries */ +#define VGE_TXCOLLS_48 0x08 /* three sets of 16 retries */ +#define VGE_TXCOLLS_INFINITE 0x0C /* retry forever */ + +/* Global command register 0 */ + +#define VGE_CR0_START 0x01 /* start NIC */ +#define VGE_CR0_STOP 0x02 /* stop NIC */ +#define VGE_CR0_RX_ENABLE 0x04 /* turn on RX engine */ +#define VGE_CR0_TX_ENABLE 0x08 /* turn on TX engine */ + +/* Global command register 1 */ + +#define VGE_CR1_NOUCAST 0x01 /* disable unicast reception */ +#define VGE_CR1_NOPOLL 0x08 /* disable RX/TX desc polling */ +#define VGE_CR1_TIMER0_ENABLE 0x20 /* enable single shot timer */ +#define VGE_CR1_TIMER1_ENABLE 0x40 /* enable periodic timer */ +#define VGE_CR1_SOFTRESET 0x80 /* software reset */ + +/* Global command register 2 */ + +#define VGE_CR2_TXPAUSE_THRESH_LO 0x03 /* TX pause frame lo threshold */ +#define VGE_CR2_TXPAUSE_THRESH_HI 0x0C /* TX pause frame hi threshold */ +#define VGE_CR2_HDX_FLOWCTL_ENABLE 0x10 /* half duplex flow control */ +#define VGE_CR2_FDX_RXFLOWCTL_ENABLE 0x20 /* full duplex RX flow control */ +#define VGE_CR2_FDX_TXFLOWCTL_ENABLE 0x40 /* full duplex TX flow control */ +#define VGE_CR2_XON_ENABLE 0x80 /* 802.3x XON/XOFF flow control */ + +/* Global command register 3 */ + +#define VGE_CR3_INT_SWPEND 0x01 /* disable multi-level int bits */ +#define VGE_CR3_INT_GMSK 0x02 /* mask off all interrupts */ +#define VGE_CR3_INT_HOLDOFF 0x04 /* enable int hold off timer */ +#define VGE_CR3_DIAG 0x10 /* diagnostic enabled */ +#define VGE_CR3_PHYRST 0x20 /* assert PHYRSTZ */ +#define VGE_CR3_STOP_FORCE 0x40 /* force NIC to stopped state */ + +/* Interrupt control register */ + +#define VGE_INTCTL_SC_RELOAD 0x01 /* reload hold timer */ +#define VGE_INTCTL_HC_RELOAD 0x02 /* enable hold timer reload */ +#define VGE_INTCTL_STATUS 0x04 /* interrupt pending status */ +#define VGE_INTCTL_MASK 0x18 /* multilayer int mask */ +#define VGE_INTCTL_RXINTSUP_DISABLE 0x20 /* disable RX int supression */ +#define VGE_INTCTL_TXINTSUP_DISABLE 0x40 /* disable TX int supression */ +#define VGE_INTCTL_SOFTINT 0x80 /* request soft interrupt */ + +#define VGE_INTMASK_LAYER0 0x00 +#define VGE_INTMASK_LAYER1 0x08 +#define VGE_INTMASK_ALL 0x10 +#define VGE_INTMASK_ALL2 0x18 + +/* Transmit host error status register */ + +#define VGE_TXHOSTERR_TDSTRUCT 0x01 /* bad TX desc structure */ +#define VGE_TXHOSTERR_TDFETCH_BUSERR 0x02 /* bus error on desc fetch */ +#define VGE_TXHOSTERR_TDWBACK_BUSERR 0x04 /* bus error on desc writeback */ +#define VGE_TXHOSTERR_FIFOERR 0x08 /* TX FIFO DMA bus error */ + +/* Receive host error status register */ + +#define VGE_RXHOSTERR_RDSTRUCT 0x01 /* bad RX desc structure */ +#define VGE_RXHOSTERR_RDFETCH_BUSERR 0x02 /* bus error on desc fetch */ +#define VGE_RXHOSTERR_RDWBACK_BUSERR 0x04 /* bus error on desc writeback */ +#define VGE_RXHOSTERR_FIFOERR 0x08 /* RX FIFO DMA bus error */ + +/* Interrupt status register */ + +#define VGE_ISR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ +#define VGE_ISR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ +#define VGE_ISR_RXOK 0x00000004 /* normal RX done */ +#define VGE_ISR_TXOK 0x00000008 /* combo results for next 4 bits */ +#define VGE_ISR_TXOK0 0x00000010 /* TX complete on queue 0 */ +#define VGE_ISR_TXOK1 0x00000020 /* TX complete on queue 1 */ +#define VGE_ISR_TXOK2 0x00000040 /* TX complete on queue 2 */ +#define VGE_ISR_TXOK3 0x00000080 /* TX complete on queue 3 */ +#define VGE_ISR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ +#define VGE_ISR_RXPAUSE 0x00000800 /* pause frame RX'ed */ +#define VGE_ISR_RXOFLOW 0x00001000 /* RX FIFO overflow */ +#define VGE_ISR_RXNODESC 0x00002000 /* ran out of RX descriptors */ +#define VGE_ISR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ +#define VGE_ISR_LINKSTS 0x00008000 /* link status change */ +#define VGE_ISR_TIMER0 0x00010000 /* one shot timer expired */ +#define VGE_ISR_TIMER1 0x00020000 /* periodic timer expired */ +#define VGE_ISR_PWR 0x00040000 /* wake up power event */ +#define VGE_ISR_PHYINT 0x00080000 /* PHY interrupt */ +#define VGE_ISR_STOPPED 0x00100000 /* software shutdown complete */ +#define VGE_ISR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ +#define VGE_ISR_SOFTINT 0x00400000 /* software interrupt */ +#define VGE_ISR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ +#define VGE_ISR_RXDMA_STALL 0x01000000 /* RX DMA stall */ +#define VGE_ISR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ +#define VGE_ISR_ISRC0 0x10000000 /* interrupt source indication */ +#define VGE_ISR_ISRC1 0x20000000 /* interrupt source indication */ +#define VGE_ISR_ISRC2 0x40000000 /* interrupt source indication */ +#define VGE_ISR_ISRC3 0x80000000 /* interrupt source indication */ + +#define VGE_INTRS (VGE_ISR_TXOK0|VGE_ISR_RXOK|VGE_ISR_STOPPED| \ + VGE_ISR_RXOFLOW|VGE_ISR_PHYINT| \ + VGE_ISR_LINKSTS|VGE_ISR_RXNODESC| \ + VGE_ISR_RXDMA_STALL|VGE_ISR_TXDMA_STALL| \ + VGE_ISR_MIBOFLOW|VGE_ISR_TIMER0) + +/* Interrupt mask register */ + +#define VGE_IMR_RXOK_HIPRIO 0x00000001 /* hi prio RX int */ +#define VGE_IMR_TXOK_HIPRIO 0x00000002 /* hi prio TX int */ +#define VGE_IMR_RXOK 0x00000004 /* normal RX done */ +#define VGE_IMR_TXOK 0x00000008 /* combo results for next 4 bits */ +#define VGE_IMR_TXOK0 0x00000010 /* TX complete on queue 0 */ +#define VGE_IMR_TXOK1 0x00000020 /* TX complete on queue 1 */ +#define VGE_IMR_TXOK2 0x00000040 /* TX complete on queue 2 */ +#define VGE_IMR_TXOK3 0x00000080 /* TX complete on queue 3 */ +#define VGE_IMR_RXCNTOFLOW 0x00000400 /* RX packet count overflow */ +#define VGE_IMR_RXPAUSE 0x00000800 /* pause frame RX'ed */ +#define VGE_IMR_RXOFLOW 0x00001000 /* RX FIFO overflow */ +#define VGE_IMR_RXNODESC 0x00002000 /* ran out of RX descriptors */ +#define VGE_IMR_RXNODESC_WARN 0x00004000 /* running out of RX descs */ +#define VGE_IMR_LINKSTS 0x00008000 /* link status change */ +#define VGE_IMR_TIMER0 0x00010000 /* one shot timer expired */ +#define VGE_IMR_TIMER1 0x00020000 /* periodic timer expired */ +#define VGE_IMR_PWR 0x00040000 /* wake up power event */ +#define VGE_IMR_PHYINT 0x00080000 /* PHY interrupt */ +#define VGE_IMR_STOPPED 0x00100000 /* software shutdown complete */ +#define VGE_IMR_MIBOFLOW 0x00200000 /* MIB counter overflow warning */ +#define VGE_IMR_SOFTINT 0x00400000 /* software interrupt */ +#define VGE_IMR_HOLDOFF_RELOAD 0x00800000 /* reload hold timer */ +#define VGE_IMR_RXDMA_STALL 0x01000000 /* RX DMA stall */ +#define VGE_IMR_TXDMA_STALL 0x02000000 /* TX DMA STALL */ +#define VGE_IMR_ISRC0 0x10000000 /* interrupt source indication */ +#define VGE_IMR_ISRC1 0x20000000 /* interrupt source indication */ +#define VGE_IMR_ISRC2 0x40000000 /* interrupt source indication */ +#define VGE_IMR_ISRC3 0x80000000 /* interrupt source indication */ + +/* TX descriptor queue control/status register */ + +#define VGE_TXQCSR_RUN0 0x0001 /* Enable TX queue 0 */ +#define VGE_TXQCSR_ACT0 0x0002 /* queue 0 active indicator */ +#define VGE_TXQCSR_WAK0 0x0004 /* Wake up (poll) queue 0 */ +#define VGE_TXQCST_DEAD0 0x0008 /* queue 0 dead indicator */ +#define VGE_TXQCSR_RUN1 0x0010 /* Enable TX queue 1 */ +#define VGE_TXQCSR_ACT1 0x0020 /* queue 1 active indicator */ +#define VGE_TXQCSR_WAK1 0x0040 /* Wake up (poll) queue 1 */ +#define VGE_TXQCST_DEAD1 0x0080 /* queue 1 dead indicator */ +#define VGE_TXQCSR_RUN2 0x0100 /* Enable TX queue 2 */ +#define VGE_TXQCSR_ACT2 0x0200 /* queue 2 active indicator */ +#define VGE_TXQCSR_WAK2 0x0400 /* Wake up (poll) queue 2 */ +#define VGE_TXQCST_DEAD2 0x0800 /* queue 2 dead indicator */ +#define VGE_TXQCSR_RUN3 0x1000 /* Enable TX queue 3 */ +#define VGE_TXQCSR_ACT3 0x2000 /* queue 3 active indicator */ +#define VGE_TXQCSR_WAK3 0x4000 /* Wake up (poll) queue 3 */ +#define VGE_TXQCST_DEAD3 0x8000 /* queue 3 dead indicator */ + +/* RX descriptor queue control/status register */ + +#define VGE_RXQCSR_RUN 0x0001 /* Enable RX queue */ +#define VGE_RXQCSR_ACT 0x0002 /* queue active indicator */ +#define VGE_RXQCSR_WAK 0x0004 /* Wake up (poll) queue */ +#define VGE_RXQCSR_DEAD 0x0008 /* queue dead indicator */ + +/* RX/TX queue empty interrupt delay timer register */ + +#define VGE_QTIMER_PENDCNT 0x3F +#define VGE_QTIMER_RESOLUTION 0xC0 + +#define VGE_QTIMER_RES_1US 0x00 +#define VGE_QTIMER_RES_4US 0x40 +#define VGE_QTIMER_RES_16US 0x80 +#define VGE_QTIMER_RES_64US 0xC0 + +/* CAM address register */ + +#define VGE_CAMADDR_ADDR 0x3F /* CAM address to program */ +#define VGE_CAMADDR_AVSEL 0x40 /* 0 = address cam, 1 = VLAN cam */ +#define VGE_CAMADDR_ENABLE 0x80 /* enable CAM read/write */ + +#define VGE_CAM_MAXADDRS 64 + +/* + * CAM command register + * Note that the page select bits in this register affect three + * different things: + * - The behavior of the MAR0/MAR1 registers at offset 0x10 (the + * page select bits control whether the MAR0/MAR1 registers affect + * the multicast hash filter or the CAM table) + * - The behavior of the interrupt holdoff timer register at offset + * 0x20 (the page select bits allow you to set the interrupt + * holdoff timer, the TX interrupt supression count or the + * RX interrupt supression count) + * - The behavior the WOL pattern programming registers at offset + * 0xC0 (controls which pattern is set) + */ + + +#define VGE_CAMCTL_WRITE 0x04 /* CAM write command */ +#define VGE_CAMCTL_READ 0x08 /* CAM read command */ +#define VGE_CAMCTL_INTPKT_SIZ 0x10 /* select interesting pkt CAM size */ +#define VGE_CAMCTL_INTPKT_ENB 0x20 /* enable interesting packet mode */ +#define VGE_CAMCTL_PAGESEL 0xC0 /* page select */ + +#define VGE_PAGESEL_MAR 0x00 +#define VGE_PAGESEL_CAMMASK 0x40 +#define VGE_PAGESEL_CAMDATA 0x80 + +#define VGE_PAGESEL_INTHLDOFF 0x00 +#define VGE_PAGESEL_TXSUPPTHR 0x40 +#define VGE_PAGESEL_RXSUPPTHR 0x80 + +#define VGE_PAGESEL_WOLPAT0 0x00 +#define VGE_PAGESEL_WOLPAT1 0x40 + +/* MII port config register */ + +#define VGE_MIICFG_PHYADDR 0x1F /* PHY address (internal PHY is 1) */ +#define VGE_MIICFG_MDCSPEED 0x20 /* MDC accelerate x 4 */ +#define VGE_MIICFG_POLLINT 0xC0 /* polling interval */ + +#define VGE_MIIPOLLINT_1024 0x00 +#define VGE_MIIPOLLINT_512 0x40 +#define VGE_MIIPOLLINT_128 0x80 +#define VGE_MIIPOLLINT_64 0xC0 + +/* MII port status register */ + +#define VGE_MIISTS_IIDL 0x80 /* not at sofrware/timer poll cycle */ + +/* PHY status register */ + +#define VGE_PHYSTS_TXFLOWCAP 0x01 /* resolved TX flow control cap */ +#define VGE_PHYSTS_RXFLOWCAP 0x02 /* resolved RX flow control cap */ +#define VGE_PHYSTS_SPEED10 0x04 /* PHY in 10Mbps mode */ +#define VGE_PHYSTS_SPEED1000 0x08 /* PHY in giga mode */ +#define VGE_PHYSTS_FDX 0x10 /* PHY in full duplex mode */ +#define VGE_PHYSTS_LINK 0x40 /* link status */ +#define VGE_PHYSTS_RESETSTS 0x80 /* reset status */ + +/* MII management command register */ + +#define VGE_MIICMD_MDC 0x01 /* clock pin */ +#define VGE_MIICMD_MDI 0x02 /* data in pin */ +#define VGE_MIICMD_MDO 0x04 /* data out pin */ +#define VGE_MIICMD_MOUT 0x08 /* data out pin enable */ +#define VGE_MIICMD_MDP 0x10 /* enable direct programming mode */ +#define VGE_MIICMD_WCMD 0x20 /* embedded mode write */ +#define VGE_MIICMD_RCMD 0x40 /* embadded mode read */ +#define VGE_MIICMD_MAUTO 0x80 /* enable autopolling */ + +/* MII address register */ + +#define VGE_MIIADDR_SWMPL 0x80 /* initiate priority resolution */ + +/* Chip config register A */ + +#define VGE_CHIPCFG0_PACPI 0x01 /* pre-ACPI wakeup function */ +#define VGE_CHIPCFG0_ABSHDN 0x02 /* abnormal shutdown function */ +#define VGE_CHIPCFG0_GPIO1PD 0x04 /* GPIO pin enable */ +#define VGE_CHIPCFG0_SKIPTAG 0x08 /* omit 802.1p tag from CRC calc */ +#define VGE_CHIPCFG0_PHLED 0x30 /* phy LED select */ + +/* Chip config register B */ +/* Note: some of these bits are not documented in the manual! */ + +#define VGE_CHIPCFG1_BAKOPT 0x01 +#define VGE_CHIPCFG1_MBA 0x02 +#define VGE_CHIPCFG1_CAP 0x04 +#define VGE_CHIPCFG1_CRANDOM 0x08 +#define VGE_CHIPCFG1_OFSET 0x10 +#define VGE_CHIPCFG1_SLOTTIME 0x20 /* slot time 512/500 in giga mode */ +#define VGE_CHIPCFG1_MIIOPT 0x40 +#define VGE_CHIPCFG1_GTCKOPT 0x80 + +/* Chip config register C */ + +#define VGE_CHIPCFG2_EELOAD 0x80 /* enable EEPROM programming */ + +/* Chip config register D */ + +#define VGE_CHIPCFG3_64BIT_DAC 0x20 /* enable 64bit via DAC */ +#define VGE_CHIPCFG3_IODISABLE 0x80 /* disable I/O access mode */ + +/* DMA config register 0 */ + +#define VGE_DMACFG0_BURSTLEN 0x07 /* RX/TX DMA burst (in dwords) */ + +#define VGE_DMABURST_8 0x00 +#define VGE_DMABURST_16 0x01 +#define VGE_DMABURST_32 0x02 +#define VGE_DMABURST_64 0x03 +#define VGE_DMABURST_128 0x04 +#define VGE_DMABURST_256 0x05 +#define VGE_DMABURST_STRFWD 0x07 + +/* DMA config register 1 */ + +#define VGE_DMACFG1_LATENB 0x01 /* Latency timer enable */ +#define VGE_DMACFG1_MWWAIT 0x02 /* insert wait on master write */ +#define VGE_DMACFG1_MRWAIT 0x04 /* insert wait on master read */ +#define VGE_DMACFG1_MRM 0x08 /* use memory read multiple */ +#define VGE_DMACFG1_PERR_DIS 0x10 /* disable parity error checking */ +#define VGE_DMACFG1_XMRL 0x20 /* disable memory read line support */ + +/* RX MAC config register */ + +#define VGE_RXCFG_VLANFILT 0x01 /* filter VLAN ID mismatches */ +#define VGE_RXCFG_VTAGOPT 0x06 /* VLAN tag handling */ +#define VGE_RXCFG_FIFO_LOWAT 0x08 /* RX FIFO low watermark (7QW/15QW) */ +#define VGE_RXCFG_FIFO_THR 0x30 /* RX FIFO threshold */ +#define VGE_RXCFG_ARB_PRIO 0x80 /* arbitration priority */ + +#define VGE_VTAG_OPT0 0x00 /* TX: no tag insertion + RX: rx all, no tag extraction */ + +#define VGE_VTAG_OPT1 0x02 /* TX: no tag insertion + RX: rx only tagged pkts, no + extraction */ + +#define VGE_VTAG_OPT2 0x04 /* TX: perform tag insertion, + RX: rx all, extract tags */ + +#define VGE_VTAG_OPT3 0x06 /* TX: perform tag insertion, + RX: rx only tagged pkts, + with extraction */ + +#define VGE_RXFIFOTHR_128BYTES 0x00 +#define VGE_RXFIFOTHR_512BYTES 0x10 +#define VGE_RXFIFOTHR_1024BYTES 0x20 +#define VGE_RXFIFOTHR_STRNFWD 0x30 + +/* TX MAC config register */ + +#define VGE_TXCFG_SNAPOPT 0x01 /* 1 == insert VLAN tag at + 13th byte + 0 == insert VLANM tag after + SNAP header (21st byte) */ +#define VGE_TXCFG_NONBLK 0x02 /* priority TX/non-blocking mode */ +#define VGE_TXCFG_NONBLK_THR 0x0C /* non-blocking threshold */ +#define VGE_TXCFG_ARB_PRIO 0x80 /* arbitration priority */ + +#define VGE_TXBLOCK_64PKTS 0x00 +#define VGE_TXBLOCK_32PKTS 0x04 +#define VGE_TXBLOCK_128PKTS 0x08 +#define VGE_TXBLOCK_8PKTS 0x0C + +/* EEPROM control/status register */ + +#define VGE_EECSR_EDO 0x01 /* data out pin */ +#define VGE_EECSR_EDI 0x02 /* data in pin */ +#define VGE_EECSR_ECK 0x04 /* clock pin */ +#define VGE_EECSR_ECS 0x08 /* chip select pin */ +#define VGE_EECSR_DPM 0x10 /* direct program mode enable */ +#define VGE_EECSR_RELOAD 0x20 /* trigger reload from EEPROM */ +#define VGE_EECSR_EMBP 0x40 /* embedded program mode enable */ + +/* EEPROM embedded command register */ + +#define VGE_EECMD_ERD 0x01 /* EEPROM read command */ +#define VGE_EECMD_EWR 0x02 /* EEPROM write command */ +#define VGE_EECMD_EWEN 0x04 /* EEPROM write enable */ +#define VGE_EECMD_EWDIS 0x08 /* EEPROM write disable */ +#define VGE_EECMD_EDONE 0x80 /* read/write done */ + +/* Chip operation and diagnostic control register */ + +#define VGE_DIAGCTL_PHYINT_ENB 0x01 /* Enable PHY interrupts */ +#define VGE_DIAGCTL_TIMER0_RES 0x02 /* timer0 uSec resolution */ +#define VGE_DIAGCTL_TIMER1_RES 0x04 /* timer1 uSec resolution */ +#define VGE_DIAGCTL_LPSEL_DIS 0x08 /* disable LPSEL field */ +#define VGE_DIAGCTL_MACFORCE 0x10 /* MAC side force mode */ +#define VGE_DIAGCTL_FCRSVD 0x20 /* reserved for future fiber use */ +#define VGE_DIAGCTL_FDXFORCE 0x40 /* force full duplex mode */ +#define VGE_DIAGCTL_GMII 0x80 /* force GMII mode, otherwise MII */ + +/* Location of station address in EEPROM */ +#define VGE_EE_EADDR 0 + +/* DMA descriptor structures */ + +/* + * Each TX DMA descriptor has a control and status word, and 7 + * fragment address/length words. If a transmitted packet spans + * more than 7 fragments, it has to be coalesced. + */ + +#define VGE_TX_FRAGS 7 + +struct vge_tx_frag { + uint32_t vge_addrlo; + uint16_t vge_addrhi; + uint16_t vge_buflen; +}; + +/* + * The high bit in the buflen field of fragment #0 has special meaning. + * Normally, the chip requires the driver to issue a TX poll command + * for every packet that gets put in the TX DMA queue. Sometimes though, + * the driver might want to queue up several packets at once and just + * issue one transmit command to have all of them processed. In order + * to obtain this behavior, the special 'queue' bit must be set. + */ + +#define VGE_TXDESC_Q 0x8000 + +struct vge_tx_desc { + uint32_t vge_sts; + uint32_t vge_ctl; + struct vge_tx_frag vge_frag[VGE_TX_FRAGS]; +}; + +#define VGE_TDSTS_COLLCNT 0x0000000F /* TX collision count */ +#define VGE_TDSTS_COLL 0x00000010 /* collision seen */ +#define VGE_TDSTS_OWINCOLL 0x00000020 /* out of window collision */ +#define VGE_TDSTS_OWT 0x00000040 /* jumbo frame tx abort */ +#define VGE_TDSTS_EXCESSCOLL 0x00000080 /* TX aborted, excess colls */ +#define VGE_TDSTS_HBEATFAIL 0x00000100 /* heartbeat detect failed */ +#define VGE_TDSTS_CARRLOSS 0x00000200 /* carrier sense lost */ +#define VGE_TDSTS_SHUTDOWN 0x00000400 /* shutdown during TX */ +#define VGE_TDSTS_LINKFAIL 0x00001000 /* link fail during TX */ +#define VGE_TDSTS_GMII 0x00002000 /* GMII transmission */ +#define VGE_TDSTS_FDX 0x00004000 /* full duplex transmit */ +#define VGE_TDSTS_TXERR 0x00008000 /* error occurred */ +#define VGE_TDSTS_SEGSIZE 0x3FFF0000 /* TCP large send size */ +#define VGE_TDSTS_OWN 0x80000000 /* own bit */ + +#define VGE_TDCTL_VLANID 0x00000FFF /* VLAN ID */ +#define VGE_TDCTL_CFI 0x00001000 /* VLAN CFI bit */ +#define VGE_TDCTL_PRIO 0x0000E000 /* VLAN prio bits */ +#define VGE_TDCTL_NOCRC 0x00010000 /* disable CRC generation */ +#define VGE_TDCTL_JUMBO 0x00020000 /* jumbo frame */ +#define VGE_TDCTL_TCPCSUM 0x00040000 /* do TCP hw checksum */ +#define VGE_TDCTL_UDPCSUM 0x00080000 /* do UDP hw checksum */ +#define VGE_TDCTL_IPCSUM 0x00100000 /* do IP hw checksum */ +#define VGE_TDCTL_VTAG 0x00200000 /* insert VLAN tag */ +#define VGE_TDCTL_PRIO_INT 0x00400000 /* priority int request */ +#define VGE_TDCTL_TIC 0x00800000 /* transfer int request */ +#define VGE_TDCTL_TCPLSCTL 0x03000000 /* TCP large send ctl */ +#define VGE_TDCTL_FRAGCNT 0xF0000000 /* number of frags used */ + +#define VGE_TD_LS_MOF 0x00000000 /* middle of large send */ +#define VGE_TD_LS_SOF 0x01000000 /* start of large send */ +#define VGE_TD_LS_EOF 0x02000000 /* end of large send */ +#define VGE_TD_LS_NORM 0x03000000 /* normal frame */ + +/* Receive DMA descriptors have a single fragment pointer. */ + +struct vge_rx_desc { + volatile uint32_t vge_sts; + volatile uint32_t vge_ctl; + volatile uint32_t vge_addrlo; + volatile uint16_t vge_addrhi; + volatile uint16_t vge_buflen; +}; + +/* + * Like the TX descriptor, the high bit in the buflen field in the + * RX descriptor has special meaning. This bit controls whether or + * not interrupts are generated for this descriptor. + */ + +#define VGE_RXDESC_I 0x8000 + +#define VGE_RDSTS_VIDM 0x00000001 /* VLAN tag filter miss */ +#define VGE_RDSTS_CRCERR 0x00000002 /* bad CRC error */ +#define VGE_RDSTS_FAERR 0x00000004 /* frame alignment error */ +#define VGE_RDSTS_CSUMERR 0x00000008 /* bad TCP/IP checksum */ +#define VGE_RDSTS_RLERR 0x00000010 /* RX length error */ +#define VGE_RDSTS_SYMERR 0x00000020 /* PCS symbol error */ +#define VGE_RDSTS_SNTAG 0x00000040 /* RX'ed tagged SNAP pkt */ +#define VGE_RDSTS_DETAG 0x00000080 /* VLAN tag extracted */ +#define VGE_RDSTS_BOUNDARY 0x00000300 /* frame boundary bits */ +#define VGE_RDSTS_VTAG 0x00000400 /* VLAN tag indicator */ +#define VGE_RDSTS_UCAST 0x00000800 /* unicast frame */ +#define VGE_RDSTS_BCAST 0x00001000 /* broadcast frame */ +#define VGE_RDSTS_MCAST 0x00002000 /* multicast frame */ +#define VGE_RDSTS_PFT 0x00004000 /* perfect filter hit */ +#define VGE_RDSTS_RXOK 0x00008000 /* frame is good. */ +#define VGE_RDSTS_BUFSIZ 0x3FFF0000 /* received frame len */ +#define VGE_RDSTS_SHUTDOWN 0x40000000 /* shutdown during RX */ +#define VGE_RDSTS_OWN 0x80000000 /* own bit. */ + +#define VGE_RXPKT_ONEFRAG 0x00000000 /* only one fragment */ +#define VGE_RXPKT_EOF 0x00000100 /* first frag in frame */ +#define VGE_RXPKT_SOF 0x00000200 /* last frag in frame */ +#define VGE_RXPKT_MOF 0x00000300 /* intermediate frag */ + +#define VGE_RDCTL_VLANID 0x0000FFFF /* VLAN ID info */ +#define VGE_RDCTL_UDPPKT 0x00010000 /* UDP packet received */ +#define VGE_RDCTL_TCPPKT 0x00020000 /* TCP packet received */ +#define VGE_RDCTL_IPPKT 0x00040000 /* IP packet received */ +#define VGE_RDCTL_UDPZERO 0x00080000 /* pkt with UDP CSUM of 0 */ +#define VGE_RDCTL_FRAG 0x00100000 /* received IP frag */ +#define VGE_RDCTL_PROTOCSUMOK 0x00200000 /* TCP/UDP checksum ok */ +#define VGE_RDCTL_IPCSUMOK 0x00400000 /* IP checksum ok */ +#define VGE_RDCTL_FILTIDX 0x3C000000 /* interesting filter idx */ + +#endif /* _IF_VGEREG_H_ */ |
