/* $OpenBSD: xlreg.h,v 1.14 2002/06/16 21:11:41 aaron Exp $ */ /* * Copyright (c) 1997, 1998 * Bill Paul . 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: if_xlreg.h,v 1.26 2000/08/28 20:40:03 wpaul Exp $ */ #define XL_EE_READ 0x0080 /* read, 5 bit address */ #define XL_EE_WRITE 0x0040 /* write, 5 bit address */ #define XL_EE_ERASE 0x00c0 /* erase, 5 bit address */ #define XL_EE_EWEN 0x0030 /* erase, no data needed */ #define XL_EE_BUSY 0x8000 #define XL_EE_EADDR0 0x00 /* station address, first word */ #define XL_EE_EADDR1 0x01 /* station address, next word, */ #define XL_EE_EADDR2 0x02 /* station address, last word */ #define XL_EE_PRODID 0x03 /* product ID code */ #define XL_EE_MDATA_DATE 0x04 /* manufacturing data, date */ #define XL_EE_MDATA_DIV 0x05 /* manufacturing data, division */ #define XL_EE_MDATA_PCODE 0x06 /* manufacturing data, product code */ #define XL_EE_MFG_ID 0x07 #define XL_EE_PCI_PARM 0x08 #define XL_EE_ROM_ONFO 0x09 #define XL_EE_OEM_ADR0 0x0A #define XL_EE_OEM_ADR1 0x0B #define XL_EE_OEM_ADR2 0x0C #define XL_EE_SOFTINFO1 0x0D #define XL_EE_COMPAT 0x0E #define XL_EE_SOFTINFO2 0x0F #define XL_EE_CAPS 0x10 /* capabilities word */ #define XL_EE_RSVD0 0x11 #define XL_EE_ICFG_0 0x12 #define XL_EE_ICFG_1 0x13 #define XL_EE_RSVD1 0x14 #define XL_EE_SOFTINFO3 0x15 #define XL_EE_RSVD_2 0x16 /* * Bits in the capabilities word */ #define XL_CAPS_PNP 0x0001 #define XL_CAPS_FULL_DUPLEX 0x0002 #define XL_CAPS_LARGE_PKTS 0x0004 #define XL_CAPS_SLAVE_DMA 0x0008 #define XL_CAPS_SECOND_DMA 0x0010 #define XL_CAPS_FULL_BM 0x0020 #define XL_CAPS_FRAG_BM 0x0040 #define XL_CAPS_CRC_PASSTHRU 0x0080 #define XL_CAPS_TXDONE 0x0100 #define XL_CAPS_NO_TXLENGTH 0x0200 #define XL_CAPS_RX_REPEAT 0x0400 #define XL_CAPS_SNOOPING 0x0800 #define XL_CAPS_100MBPS 0x1000 #define XL_CAPS_PWRMGMT 0x2000 #define XL_PACKET_SIZE 1536 /* * Register layouts. */ #define XL_COMMAND 0x0E #define XL_STATUS 0x0E #define XL_TX_STATUS 0x1B #define XL_TX_FREE 0x1C #define XL_DMACTL 0x20 #define XL_DOWNLIST_PTR 0x24 #define XL_DOWN_POLL 0x2D /* 3c90xB only */ #define XL_TX_FREETHRESH 0x2F #define XL_UPLIST_PTR 0x38 #define XL_UPLIST_STATUS 0x30 #define XL_UP_POLL 0x3D /* 3c90xB only */ #define XL_PKTSTAT_UP_STALLED 0x00002000 #define XL_PKTSTAT_UP_ERROR 0x00004000 #define XL_PKTSTAT_UP_CMPLT 0x00008000 #define XL_DMACTL_DN_CMPLT_REQ 0x00000002 #define XL_DMACTL_DOWN_STALLED 0x00000004 #define XL_DMACTL_UP_CMPLT 0x00000008 #define XL_DMACTL_DOWN_CMPLT 0x00000010 #define XL_DMACTL_UP_RX_EARLY 0x00000020 #define XL_DMACTL_ARM_COUNTDOWN 0x00000040 #define XL_DMACTL_DOWN_INPROG 0x00000080 #define XL_DMACTL_COUNTER_SPEED 0x00000100 #define XL_DMACTL_DOWNDOWN_MODE 0x00000200 #define XL_DMACTL_TARGET_ABORT 0x40000000 #define XL_DMACTL_MASTER_ABORT 0x80000000 /* * Command codes. Some command codes require that we wait for * the CMD_BUSY flag to clear. Those codes are marked as 'mustwait.' */ #define XL_CMD_RESET 0x0000 /* mustwait */ #define XL_CMD_WINSEL 0x0800 #define XL_CMD_COAX_START 0x1000 #define XL_CMD_RX_DISABLE 0x1800 #define XL_CMD_RX_ENABLE 0x2000 #define XL_CMD_RX_RESET 0x2800 /* mustwait */ #define XL_CMD_UP_STALL 0x3000 /* mustwait */ #define XL_CMD_UP_UNSTALL 0x3001 #define XL_CMD_DOWN_STALL 0x3002 /* mustwait */ #define XL_CMD_DOWN_UNSTALL 0x3003 #define XL_CMD_RX_DISCARD 0x4000 #define XL_CMD_TX_ENABLE 0x4800 #define XL_CMD_TX_DISABLE 0x5000 #define XL_CMD_TX_RESET 0x5800 /* mustwait */ #define XL_CMD_INTR_FAKE 0x6000 #define XL_CMD_INTR_ACK 0x6800 #define XL_CMD_INTR_ENB 0x7000 #define XL_CMD_STAT_ENB 0x7800 #define XL_CMD_RX_SET_FILT 0x8000 #define XL_CMD_RX_SET_THRESH 0x8800 #define XL_CMD_TX_SET_THRESH 0x9000 #define XL_CMD_TX_SET_START 0x9800 #define XL_CMD_DMA_UP 0xA000 #define XL_CMD_DMA_STOP 0xA001 #define XL_CMD_STATS_ENABLE 0xA800 #define XL_CMD_STATS_DISABLE 0xB000 #define XL_CMD_COAX_STOP 0xB800 #define XL_CMD_SET_TX_RECLAIM 0xC000 /* 3c905B only */ #define XL_CMD_RX_SET_HASH 0xC800 /* 3c905B only */ #define XL_HASH_SET 0x0400 #define XL_HASHFILT_SIZE 256 /* * status codes * Note that bits 15 to 13 indicate the currently visible register window * which may be anything from 0 to 7. */ #define XL_STAT_INTLATCH 0x0001 /* 0 */ #define XL_STAT_ADFAIL 0x0002 /* 1 */ #define XL_STAT_TX_COMPLETE 0x0004 /* 2 */ #define XL_STAT_TX_AVAIL 0x0008 /* 3 first generation */ #define XL_STAT_RX_COMPLETE 0x0010 /* 4 */ #define XL_STAT_RX_EARLY 0x0020 /* 5 */ #define XL_STAT_INTREQ 0x0040 /* 6 */ #define XL_STAT_STATSOFLOW 0x0080 /* 7 */ #define XL_STAT_DMADONE 0x0100 /* 8 first generation */ #define XL_STAT_LINKSTAT 0x0100 /* 8 3c509B */ #define XL_STAT_DOWN_COMPLETE 0x0200 /* 9 */ #define XL_STAT_UP_COMPLETE 0x0400 /* 10 */ #define XL_STAT_DMABUSY 0x0800 /* 11 first generation */ #define XL_STAT_CMDBUSY 0x1000 /* 12 */ /* * Interrupts we normally want enabled. */ #define XL_INTRS \ (XL_STAT_UP_COMPLETE|XL_STAT_STATSOFLOW|XL_STAT_ADFAIL| \ XL_STAT_DOWN_COMPLETE|XL_STAT_TX_COMPLETE|XL_STAT_INTLATCH) /* * Window 0 registers */ #define XL_W0_EE_DATA 0x0C #define XL_W0_EE_CMD 0x0A #define XL_W0_RSRC_CFG 0x08 #define XL_W0_ADDR_CFG 0x06 #define XL_W0_CFG_CTRL 0x04 #define XL_W0_PROD_ID 0x02 #define XL_W0_MFG_ID 0x00 /* * Window 1 */ #define XL_W1_TX_FIFO 0x10 #define XL_W1_FREE_TX 0x0C #define XL_W1_TX_STATUS 0x0B #define XL_W1_TX_TIMER 0x0A #define XL_W1_RX_STATUS 0x08 #define XL_W1_RX_FIFO 0x00 /* * RX status codes */ #define XL_RXSTATUS_OVERRUN 0x01 #define XL_RXSTATUS_RUNT 0x02 #define XL_RXSTATUS_ALIGN 0x04 #define XL_RXSTATUS_CRC 0x08 #define XL_RXSTATUS_OVERSIZE 0x10 #define XL_RXSTATUS_DRIBBLE 0x20 /* * TX status codes */ #define XL_TXSTATUS_RECLAIM 0x02 /* 3c905B only */ #define XL_TXSTATUS_OVERFLOW 0x04 #define XL_TXSTATUS_MAXCOLS 0x08 #define XL_TXSTATUS_UNDERRUN 0x10 #define XL_TXSTATUS_JABBER 0x20 #define XL_TXSTATUS_INTREQ 0x40 #define XL_TXSTATUS_COMPLETE 0x80 /* * Window 2 */ #define XL_W2_RESET_OPTIONS 0x0C /* 3c905B only */ #define XL_W2_STATION_MASK_HI 0x0A #define XL_W2_STATION_MASK_MID 0x08 #define XL_W2_STATION_MASK_LO 0x06 #define XL_W2_STATION_ADDR_HI 0x04 #define XL_W2_STATION_ADDR_MID 0x02 #define XL_W2_STATION_ADDR_LO 0x00 #define XL_RESETOPT_FEATUREMASK 0x0001|0x0002|0x004 #define XL_RESETOPT_D3RESETDIS 0x0008 #define XL_RESETOPT_DISADVFD 0x0010 #define XL_RESETOPT_DISADV100 0x0020 #define XL_RESETOPT_DISAUTONEG 0x0040 #define XL_RESETOPT_DEBUGMODE 0x0080 #define XL_RESETOPT_FASTAUTO 0x0100 #define XL_RESETOPT_FASTEE 0x0200 #define XL_RESETOPT_FORCEDCONF 0x0400 #define XL_RESETOPT_TESTPDTPDR 0x0800 #define XL_RESETOPT_TEST100TX 0x1000 #define XL_RESETOPT_TEST100RX 0x2000 /* * Window 3 (fifo management) */ #define XL_W3_INTERNAL_CFG 0x00 #define XL_W3_MAX_PKT_SIZE 0x04 /* 3C905B only */ #define XL_W3_RESET_OPT 0x08 #define XL_W3_FREE_TX 0x0C #define XL_W3_FREE_RX 0x0A #define XL_W3_MAC_CTRL 0x06 #define XL_ICFG_CONNECTOR_MASK 0x00F00000 #define XL_ICFG_CONNECTOR_BITS 20 #define XL_ICFG_RAMSIZE_MASK 0x00000007 #define XL_ICFG_RAMWIDTH 0x00000008 #define XL_ICFG_ROMSIZE_MASK (0x00000040|0x00000080) #define XL_ICFG_DISABLE_BASSD 0x00000100 #define XL_ICFG_RAMLOC 0x00000200 #define XL_ICFG_RAMPART (0x00010000|0x00020000) #define XL_ICFG_XCVRSEL (0x00100000|0x00200000|0x00400000) #define XL_ICFG_AUTOSEL 0x01000000 #define XL_XCVR_10BT 0x00 #define XL_XCVR_AUI 0x01 #define XL_XCVR_RSVD_0 0x02 #define XL_XCVR_COAX 0x03 #define XL_XCVR_100BTX 0x04 #define XL_XCVR_100BFX 0x05 #define XL_XCVR_MII 0x06 #define XL_XCVR_RSVD_1 0x07 #define XL_XCVR_AUTO 0x08 /* 3c905B only */ #define XL_XCVR_NWAY 0x09 /* 3CCFE575CT CardBus */ #define XL_MACCTRL_DEFER_EXT_END 0x0001 #define XL_MACCTRL_DEFER_0 0x0002 #define XL_MACCTRL_DEFER_1 0x0004 #define XL_MACCTRL_DEFER_2 0x0008 #define XL_MACCTRL_DEFER_3 0x0010 #define XL_MACCTRL_DUPLEX 0x0020 #define XL_MACCTRL_ALLOW_LARGE_PACK 0x0040 #define XL_MACCTRL_EXTEND_AFTER_COL 0x0080 (3c905B only) #define XL_MACCTRL_FLOW_CONTROL_ENB 0x0100 (3c905B only) #define XL_MACCTRL_VLT_END 0x0200 (3c905B only) /* * The 'reset options' register contains power-on reset values * loaded from the EEPROM. This includes the supported media * types on the card. It is also known as the media options register. */ #define XL_W3_MEDIA_OPT 0x08 #define XL_MEDIAOPT_BT4 0x0001 /* MII */ #define XL_MEDIAOPT_BTX 0x0002 /* on-chip */ #define XL_MEDIAOPT_BFX 0x0004 /* on-chip */ #define XL_MEDIAOPT_BT 0x0008 /* on-chip */ #define XL_MEDIAOPT_BNC 0x0010 /* on-chip */ #define XL_MEDIAOPT_AUI 0x0020 /* on-chip */ #define XL_MEDIAOPT_MII 0x0040 /* MII */ #define XL_MEDIAOPT_VCO 0x0100 /* 1st gen chip only */ #define XL_MEDIAOPT_10FL 0x0100 /* 3x905B only, on-chip */ #define XL_MEDIAOPT_MASK 0x01FF /* * Window 4 (diagnostics) */ #define XL_W4_UPPERBYTESOK 0x0D #define XL_W4_BADSSD 0x0C #define XL_W4_MEDIA_STATUS 0x0A #define XL_W4_PHY_MGMT 0x08 #define XL_W4_NET_DIAG 0x06 #define XL_W4_FIFO_DIAG 0x04 #define XL_W4_VCO_DIAG 0x02 #define XL_W4_CTRLR_STAT 0x08 #define XL_W4_TX_DIAG 0x00 #define XL_MII_CLK 0x01 #define XL_MII_DATA 0x02 #define XL_MII_DIR 0x04 #define XL_MEDIA_SQE 0x0008 #define XL_MEDIA_10TP 0x00C0 #define XL_MEDIA_LNK 0x0080 #define XL_MEDIA_LNKBEAT 0x0800 #define XL_MEDIASTAT_CRCSTRIP 0x0004 #define XL_MEDIASTAT_SQEENB 0x0008 #define XL_MEDIASTAT_COLDET 0x0010 #define XL_MEDIASTAT_CARRIER 0x0020 #define XL_MEDIASTAT_JABGUARD 0x0040 #define XL_MEDIASTAT_LINKBEAT 0x0080 #define XL_MEDIASTAT_JABDETECT 0x0200 #define XL_MEDIASTAT_POLREVERS 0x0400 #define XL_MEDIASTAT_LINKDETECT 0x0800 #define XL_MEDIASTAT_TXINPROG 0x1000 #define XL_MEDIASTAT_DCENB 0x4000 #define XL_MEDIASTAT_AUIDIS 0x8000 #define XL_NETDIAG_TEST_LOWVOLT 0x0001 #define XL_NETDIAG_ASIC_REVMASK (0x0002|0x0004|0x0008|0x0010|0x0020) #define XL_NETDIAG_UPPER_BYTES_ENABLE 0x0040 #define XL_NETDIAG_STATS_ENABLED 0x0080 #define XL_NETDIAG_TX_FATALERR 0x0100 #define XL_NETDIAG_TRANSMITTING 0x0200 #define XL_NETDIAG_RX_ENABLED 0x0400 #define XL_NETDIAG_TX_ENABLED 0x0800 #define XL_NETDIAG_FIFO_LOOPBACK 0x1000 #define XL_NETDIAG_MAC_LOOPBACK 0x2000 #define XL_NETDIAG_ENDEC_LOOPBACK 0x4000 #define XL_NETDIAG_EXTERNAL_LOOP 0x8000 /* * Window 5 */ #define XL_W5_STAT_ENB 0x0C #define XL_W5_INTR_ENB 0x0A #define XL_W5_RECLAIM_THRESH 0x09 /* 3c905B only */ #define XL_W5_RX_FILTER 0x08 #define XL_W5_RX_EARLYTHRESH 0x06 #define XL_W5_TX_AVAILTHRESH 0x02 #define XL_W5_TX_STARTTHRESH 0x00 /* * RX filter bits */ #define XL_RXFILTER_INDIVIDUAL 0x01 #define XL_RXFILTER_ALLMULTI 0x02 #define XL_RXFILTER_BROADCAST 0x04 #define XL_RXFILTER_ALLFRAMES 0x08 #define XL_RXFILTER_MULTIHASH 0x10 /* 3c905B only */ /* * Window 6 (stats) */ #define XL_W6_TX_BYTES_OK 0x0C #define XL_W6_RX_BYTES_OK 0x0A #define XL_W6_UPPER_FRAMES_OK 0x09 #define XL_W6_DEFERRED 0x08 #define XL_W6_RX_OK 0x07 #define XL_W6_TX_OK 0x06 #define XL_W6_RX_OVERRUN 0x05 #define XL_W6_COL_LATE 0x04 #define XL_W6_COL_SINGLE 0x03 #define XL_W6_COL_MULTIPLE 0x02 #define XL_W6_SQE_ERRORS 0x01 #define XL_W6_CARRIER_LOST 0x00 /* * Window 7 (bus master control) */ #define XL_W7_BM_ADDR 0x00 #define XL_W7_BM_LEN 0x06 #define XL_W7_BM_STATUS 0x0B #define XL_W7_BM_TIMEr 0x0A /* * bus master control registers */ #define XL_BM_PKTSTAT 0x20 #define XL_BM_DOWNLISTPTR 0x24 #define XL_BM_FRAGADDR 0x28 #define XL_BM_FRAGLEN 0x2C #define XL_BM_TXFREETHRESH 0x2F #define XL_BM_UPPKTSTAT 0x30 #define XL_BM_UPLISTPTR 0x38 #define XL_LAST_FRAG 0x80000000 /* * Boomerang/Cyclone TX/RX list structure. * For the TX lists, bits 0 to 12 of the status word indicate * length. * This looks suspiciously like the ThunderLAN, doesn't it. */ struct xl_frag { u_int32_t xl_addr; /* 63 addr/len pairs */ u_int32_t xl_len; }; struct xl_list { u_int32_t xl_next; /* final entry has 0 nextptr */ u_int32_t xl_status; struct xl_frag xl_frag[63]; }; struct xl_list_onefrag { u_int32_t xl_next; /* final entry has 0 nextptr */ u_int32_t xl_status; struct xl_frag xl_frag; }; #define XL_MAXFRAGS 63 #define XL_RX_LIST_CNT 32 #define XL_TX_LIST_CNT 32 #define XL_MIN_FRAMELEN 60 #define XL_INC(x, y) (x) = (x + 1) % (y) struct xl_list_data { struct xl_list_onefrag xl_rx_list[XL_RX_LIST_CNT]; struct xl_list xl_tx_list[XL_TX_LIST_CNT]; unsigned char xl_pad[XL_MIN_FRAMELEN]; }; struct xl_chain { struct xl_list *xl_ptr; struct mbuf *xl_mbuf; struct xl_chain *xl_next; struct xl_chain *xl_prev; u_int32_t xl_phys; bus_dmamap_t map; }; struct xl_chain_onefrag { struct xl_list_onefrag *xl_ptr; struct mbuf *xl_mbuf; struct xl_chain_onefrag *xl_next; bus_dmamap_t map; }; struct xl_chain_data { struct xl_chain_onefrag xl_rx_chain[XL_RX_LIST_CNT]; struct xl_chain xl_tx_chain[XL_TX_LIST_CNT]; struct xl_chain_onefrag *xl_rx_head; /* 3c90x "boomerang" queuing stuff */ struct xl_chain *xl_tx_head; struct xl_chain *xl_tx_tail; struct xl_chain *xl_tx_free; /* 3c90xB "cyclone/hurricane/tornade" stuff */ int xl_tx_prod; int xl_tx_cons; int xl_tx_cnt; }; #define XL_RXSTAT_LENMASK 0x00001FFF #define XL_RXSTAT_UP_ERROR 0x00004000 #define XL_RXSTAT_UP_CMPLT 0x00008000 #define XL_RXSTAT_UP_OVERRUN 0x00010000 #define XL_RXSTAT_RUNT 0x00020000 #define XL_RXSTAT_ALIGN 0x00040000 #define XL_RXSTAT_CRC 0x00080000 #define XL_RXSTAT_OVERSIZE 0x00100000 #define XL_RXSTAT_DRIBBLE 0x00800000 #define XL_RXSTAT_UP_OFLOW 0x01000000 #define XL_RXSTAT_IPCKERR 0x02000000 /* 3c905B only */ #define XL_RXSTAT_TCPCKERR 0x04000000 /* 3c905B only */ #define XL_RXSTAT_UDPCKERR 0x08000000 /* 3c905B only */ #define XL_RXSTAT_BUFEN 0x10000000 /* 3c905B only */ #define XL_RXSTAT_IPCKOK 0x20000000 /* 3c905B only */ #define XL_RXSTAT_TCPCKOK 0x40000000 /* 3c905B only */ #define XL_RXSTAT_UDPCKOK 0x80000000 /* 3c905B only */ #define XL_TXSTAT_LENMASK 0x00001FFF #define XL_TXSTAT_CRCDIS 0x00002000 #define XL_TXSTAT_TX_INTR 0x00008000 #define XL_TXSTAT_DL_COMPLETE 0x00010000 #define XL_TXSTAT_IPCKSUM 0x02000000 /* 3c905B only */ #define XL_TXSTAT_TCPCKSUM 0x04000000 /* 3c905B only */ #define XL_TXSTAT_UDPCKSUM 0x08000000 /* 3c905B only */ #define XL_TXSTAT_RND_DEFEAT 0x10000000 /* 3c905B only */ #define XL_TXSTAT_EMPTY 0x20000000 /* 3c905B only */ #define XL_TXSTAT_DL_INTR 0x80000000 #define XL_CAPABILITY_BM 0x20 struct xl_type { u_int16_t xl_vid; u_int16_t xl_did; char *xl_name; }; struct xl_mii_frame { u_int8_t mii_stdelim; u_int8_t mii_opcode; u_int8_t mii_phyaddr; u_int8_t mii_regaddr; u_int8_t mii_turnaround; u_int16_t mii_data; }; /* * MII constants */ #define XL_MII_STARTDELIM 0x01 #define XL_MII_READOP 0x02 #define XL_MII_WRITEOP 0x01 #define XL_MII_TURNAROUND 0x02 /* * The 3C905B adapters implement a few features that we want to * take advantage of, namely the multicast hash filter. With older * chips, you only have the option of turning on reception of all * multicast frames, which is kind of lame. * * We also use this to decide on a transmit strategy. For the 3c90xB * cards, we can use polled descriptor mode, which reduces CPU overhead. */ #define XL_TYPE_905B 1 #define XL_TYPE_90X 2 #define XL_FLAG_FUNCREG 0x0001 #define XL_FLAG_PHYOK 0x0002 #define XL_FLAG_EEPROM_OFFSET_30 0x0004 #define XL_FLAG_WEIRDRESET 0x0008 #define XL_FLAG_8BITROM 0x0010 #define XL_FLAG_INVERT_LED_PWR 0x0020 #define XL_FLAG_INVERT_MII_PWR 0x0040 struct xl_softc { struct device sc_dev; /* generic device structure */ void * xl_intrhand; /* interrupt handler cookie */ struct timeout xl_stsup_tmo; /* stats update timeout */ struct arpcom sc_arpcom; /* interface info */ struct ifmedia ifmedia; /* media info */ mii_data_t sc_mii; /* mii bus */ bus_space_handle_t xl_bhandle; bus_space_tag_t xl_btag; bus_space_handle_t xl_funch; bus_space_tag_t xl_funct; struct xl_type *xl_info; /* 3Com adapter info */ u_int8_t xl_hasmii; /* whether we have mii or not */ u_int8_t xl_unit; /* interface number */ u_int8_t xl_type; u_int32_t xl_xcvr; u_int16_t xl_media; u_int16_t xl_caps; u_int8_t xl_stats_no_timeout; u_int16_t xl_tx_thresh; int xl_if_flags; struct xl_list_data *xl_ldata; struct xl_chain_data xl_cdata; int xl_flags; void (*intr_ack)(struct xl_softc *); void * sc_sdhook, *sc_pwrhook; bus_dma_tag_t sc_dmat; bus_dmamap_t sc_listmap; bus_dma_segment_t sc_listseg[1]; int sc_listnseg; caddr_t sc_listkva; bus_dmamap_t sc_rx_sparemap; bus_dmamap_t sc_tx_sparemap; }; #define xl_rx_goodframes(x) \ ((x.xl_upper_frames_ok & 0x03) << 8) | x.xl_rx_frames_ok #define xl_tx_goodframes(x) \ ((x.xl_upper_frames_ok & 0x30) << 4) | x.xl_tx_frames_ok struct xl_stats { u_int8_t xl_carrier_lost; u_int8_t xl_sqe_errs; u_int8_t xl_tx_multi_collision; u_int8_t xl_tx_single_collision; u_int8_t xl_tx_late_collision; u_int8_t xl_rx_overrun; u_int8_t xl_tx_frames_ok; u_int8_t xl_rx_frames_ok; u_int8_t xl_tx_deferred; u_int8_t xl_upper_frames_ok; u_int16_t xl_rx_bytes_ok; u_int16_t xl_tx_bytes_ok; u_int16_t status; }; /* * register space access macros */ #define CSR_WRITE_4(sc, reg, val) \ bus_space_write_4(sc->xl_btag, sc->xl_bhandle, reg, val) #define CSR_WRITE_2(sc, reg, val) \ bus_space_write_2(sc->xl_btag, sc->xl_bhandle, reg, val) #define CSR_WRITE_1(sc, reg, val) \ bus_space_write_1(sc->xl_btag, sc->xl_bhandle, reg, val) #define CSR_READ_4(sc, reg) \ bus_space_read_4(sc->xl_btag, sc->xl_bhandle, reg) #define CSR_READ_2(sc, reg) \ bus_space_read_2(sc->xl_btag, sc->xl_bhandle, reg) #define CSR_READ_1(sc, reg) \ bus_space_read_1(sc->xl_btag, sc->xl_bhandle, reg) #define XL_SEL_WIN(x) \ CSR_WRITE_2(sc, XL_COMMAND, XL_CMD_WINSEL | x) #define XL_TIMEOUT 2000 /* * General constants that are fun to know. * * 3Com PCI vendor ID */ #define TC_VENDORID 0x10B7 /* * 3Com PCI chip device IDs. */ #define TC_DEVICEID_TORNADO_HOMECONNECT 0x4500 #define TC_DEVICEID_HURRICANE_555 0x5055 #define TC_DEVICEID_HURRICANE_556 0x6055 #define TC_DEVICEID_HURRICANE_556B 0x6056 #define TC_DEVICEID_BOOMERANG_10BT 0x9000 #define TC_DEVICEID_BOOMERANG_10BT_COMBO 0x9001 #define TC_DEVICEID_BOOMERANG_10_100BT 0x9050 #define TC_DEVICEID_BOOMERANG_100BT4 0x9051 #define TC_DEVICEID_KRAKATOA_10BT 0x9004 #define TC_DEVICEID_KRAKATOA_10BT_COMBO 0x9005 #define TC_DEVICEID_KRAKATOA_10BT_TPC 0x9006 #define TC_DEVICEID_CYCLONE_10FL 0x900A #define TC_DEVICEID_HURRICANE_10_100BT 0x9055 #define TC_DEVICEID_CYCLONE_10_100BT4 0x9056 #define TC_DEVICEID_CYCLONE_10_100_COMBO 0x9058 #define TC_DEVICEID_CYCLONE_10_100FX 0x905A #define TC_DEVICEID_TORNADO_10_100BT 0x9200 #define TC_DEVICEID_HURRICANE_10_100BT_SERV 0x9800 #define TC_DEVICEID_TORNADO_10_100BT_SERV 0x9805 #define TC_DEVICEID_HURRICANE_SOHO100TX 0x7646 /* * 3Com CardBus chip device IDs. * * The third character of the model number indicates either a dongle ('C') * or X-Jack ('X') connector. Presumably, "FE" means "Fast Ethernet", and * the 'M' indicates a NIC/modem combo card. */ #define TC_DEVICEID_3C575_CARDBUS 0x5057 #define TC_DEVICEID_3CCFE575BT_CARDBUS 0x5157 /* also 3CXFE575BT */ #define TC_DEVICEID_3CCFE575CT_CARDBUS 0x5257 /* also 3CXFE575CT */ #define TC_DEVICEID_3CCFEM656_CARDBUS 0x6560 /* also 3CXFEM656 */ #define TC_DEVICEID_3CCFEM656B_CARDBUS 0x6562 #define TC_DEVICEID_3CCFEM656C_CARDBUS 0x6564 /* also 3CXFEM656C */ #define XL_CARDBUS_INTR 0x0004 #define XL_CARDBUS_INTR_ACK 0x8000 /* * PCI low memory base and low I/O base register, and * other PCI registers. Note: some are only available on * the 3c905B, in particular those that related to power management. */ #define XL_PCI_VENDOR_ID 0x00 #define XL_PCI_DEVICE_ID 0x02 #define XL_PCI_COMMAND 0x04 #define XL_PCI_STATUS 0x06 #define XL_PCI_CLASSCODE 0x09 #define XL_PCI_LATENCY_TIMER 0x0D #define XL_PCI_HEADER_TYPE 0x0E #define XL_PCI_LOIO 0x10 #define XL_PCI_LOMEM 0x14 #define XL_PCI_BIOSROM 0x30 #define XL_PCI_INTLINE 0x3C #define XL_PCI_INTPIN 0x3D #define XL_PCI_MINGNT 0x3E #define XL_PCI_MINLAT 0x0F #define XL_PCI_RESETOPT 0x48 #define XL_PCI_EEPROM_DATA 0x4C /* 3c905B-only registers */ #define XL_PCI_CAPID 0xDC /* 8 bits */ #define XL_PCI_NEXTPTR 0xDD /* 8 bits */ #define XL_PCI_PWRMGMTCAP 0xDE /* 16 bits */ #define XL_PCI_PWRMGMTCTRL 0xE0 /* 16 bits */ #define XL_PSTATE_MASK 0x0003 #define XL_PSTATE_D0 0x0000 #define XL_PSTATE_D1 0x0002 #define XL_PSTATE_D2 0x0002 #define XL_PSTATE_D3 0x0003 #define XL_PME_EN 0x0010 #define XL_PME_STATUS 0x8000 #ifndef ETHER_ALIGN #define ETHER_ALIGN 2 #endif extern int xl_intr(void *); extern void xl_attach(struct xl_softc *); extern int xl_detach(struct xl_softc *);