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freebsd-nq/sys/pci/if_xlreg.h
Mike Silbersack e02d5926c3 Correctly identify the 3C920B chipset; although it may ship with some Nforce2 
boards, it's definitely not an Nvidia chip.

Info from: Nvidia's Linux Network driver & pciids.sourceforge.net
2003-01-22 17:14:33 +00:00

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/*
* Copyright (c) 1997, 1998
* Bill Paul <wpaul@ctr.columbia.edu>. 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.
*
* $FreeBSD$
*/
#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_8BIT_READ 0x0200 /* read, 8 bit address */
#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 1540
/*
* 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
#define XL_RESETOPT_INVERT_LED 0x0010
#define XL_RESETOPT_INVERT_MII 0x4000
/*
* Window 3 (fifo management)
*/
#define XL_W3_INTERNAL_CFG 0x00
#define XL_W3_MAXPKTSIZE 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_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
#define XL_MAXFRAGS 63
#define XL_RX_LIST_CNT 128
#define XL_TX_LIST_CNT 256
#define XL_RX_LIST_SZ XL_RX_LIST_CNT * sizeof(struct xl_list_onefrag)
#define XL_TX_LIST_SZ XL_TX_LIST_CNT * sizeof(struct xl_list)
#define XL_MIN_FRAMELEN 60
#define ETHER_ALIGN 2
#define XL_INC(x, y) (x) = (x + 1) % y
/*
* 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[XL_MAXFRAGS];
};
struct xl_list_onefrag {
u_int32_t xl_next; /* final entry has 0 nextptr */
u_int32_t xl_status;
struct xl_frag xl_frag;
};
struct xl_list_data {
struct xl_list_onefrag *xl_rx_list;
struct xl_list *xl_tx_list;
u_int32_t xl_rx_dmaaddr;
bus_dma_tag_t xl_rx_tag;
bus_dmamap_t xl_rx_dmamap;
u_int32_t xl_tx_dmaaddr;
bus_dma_tag_t xl_tx_tag;
bus_dmamap_t xl_tx_dmamap;
};
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 xl_map;
};
struct xl_chain_onefrag {
struct xl_list_onefrag *xl_ptr;
struct mbuf *xl_mbuf;
struct xl_chain_onefrag *xl_next;
bus_dmamap_t xl_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/tornado" 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_TCPCOK 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
#define XL_FLAG_NO_XCVR_PWR 0x0080
#define XL_NO_XCVR_PWR_MAGICBITS 0x0900
struct xl_softc {
struct arpcom arpcom; /* interface info */
struct ifmedia ifmedia; /* media info */
bus_space_handle_t xl_bhandle;
bus_space_tag_t xl_btag;
void *xl_intrhand;
struct resource *xl_irq;
struct resource *xl_res;
device_t xl_miibus;
struct xl_type *xl_info; /* 3Com adapter info */
bus_dma_tag_t xl_mtag;
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;
struct callout_handle xl_stat_ch;
int xl_flags;
struct resource *xl_fres;
bus_space_handle_t xl_fhandle;
bus_space_tag_t xl_ftag;
struct mtx xl_mtx;
};
#if 0
/* These are a bit premature. The driver still tries to sleep with locks. */
#define XL_LOCK(_sc) mtx_lock(&(_sc)->xl_mtx)
#define XL_UNLOCK(_sc) mtx_unlock(&(_sc)->xl_mtx)
#else
#define XL_LOCK(x) do { } while (0)
#define XL_UNLOCK(x) do { } while (0)
#endif
#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 1000
/*
* General constants that are fun to know.
*
* 3Com PCI vendor ID
*/
#define TC_VENDORID 0x10B7
/*
* 3Com chip device IDs.
*/
#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_TORNADO_10_100BT_920B 0x9201
#define TC_DEVICEID_HURRICANE_10_100BT_SERV 0x9800
#define TC_DEVICEID_TORNADO_10_100BT_SERV 0x9805
#define TC_DEVICEID_HURRICANE_SOHO100TX 0x7646
#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_HURRICANE_575A 0x5057
#define TC_DEVICEID_HURRICANE_575B 0x5157
#define TC_DEVICEID_HURRICANE_575C 0x5257
#define TC_DEVICEID_HURRICANE_656 0x6560
#define TC_DEVICEID_HURRICANE_656B 0x6562
#define TC_DEVICEID_TORNADO_656C 0x6564
/*
* 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_FUNCMEM 0x18
#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 IFM_10_FL
#define IFM_10_FL 13 /* 10baseFL - Fiber */
#endif
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