/* * Copyright (c) 1995, David Greenman * Copyright (c) 2001 Jonathan Lemon * 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 unmodified, 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR OR CONTRIBUTORS 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: src/sys/dev/fxp/if_fxpreg.h,v 1.23.2.4 2001/08/31 02:17:02 jlemon Exp $ */ #define FXP_VENDORID_INTEL 0x8086 #define FXP_PCI_MMBA 0x10 #define FXP_PCI_IOBA 0x14 /* * Control/status registers. */ #define FXP_CSR_SCB_RUSCUS 0 /* scb_rus/scb_cus (1 byte) */ #define FXP_CSR_SCB_STATACK 1 /* scb_statack (1 byte) */ #define FXP_CSR_SCB_COMMAND 2 /* scb_command (1 byte) */ #define FXP_CSR_SCB_INTRCNTL 3 /* scb_intrcntl (1 byte) */ #define FXP_CSR_SCB_GENERAL 4 /* scb_general (4 bytes) */ #define FXP_CSR_PORT 8 /* port (4 bytes) */ #define FXP_CSR_FLASHCONTROL 12 /* flash control (2 bytes) */ #define FXP_CSR_EEPROMCONTROL 14 /* eeprom control (2 bytes) */ #define FXP_CSR_MDICONTROL 16 /* mdi control (4 bytes) */ #define FXP_CSR_FLOWCONTROL 0x19 /* flow control (2 bytes) */ #define FXP_CSR_GENCONTROL 0x1C /* general control (1 byte) */ /* * FOR REFERENCE ONLY, the old definition of FXP_CSR_SCB_RUSCUS: * * volatile u_int8_t :2, * scb_rus:4, * scb_cus:2; */ #define FXP_PORT_SOFTWARE_RESET 0 #define FXP_PORT_SELFTEST 1 #define FXP_PORT_SELECTIVE_RESET 2 #define FXP_PORT_DUMP 3 #define FXP_SCB_RUS_IDLE 0 #define FXP_SCB_RUS_SUSPENDED 1 #define FXP_SCB_RUS_NORESOURCES 2 #define FXP_SCB_RUS_READY 4 #define FXP_SCB_RUS_SUSP_NORBDS 9 #define FXP_SCB_RUS_NORES_NORBDS 10 #define FXP_SCB_RUS_READY_NORBDS 12 #define FXP_SCB_CUS_IDLE 0 #define FXP_SCB_CUS_SUSPENDED 1 #define FXP_SCB_CUS_ACTIVE 2 #define FXP_SCB_INTR_DISABLE 0x01 /* Disable all interrupts */ #define FXP_SCB_INTR_SWI 0x02 /* Generate SWI */ #define FXP_SCB_INTMASK_FCP 0x04 #define FXP_SCB_INTMASK_ER 0x08 #define FXP_SCB_INTMASK_RNR 0x10 #define FXP_SCB_INTMASK_CNA 0x20 #define FXP_SCB_INTMASK_FR 0x40 #define FXP_SCB_INTMASK_CXTNO 0x80 #define FXP_SCB_STATACK_FCP 0x01 /* Flow Control Pause */ #define FXP_SCB_STATACK_ER 0x02 /* Early Receive */ #define FXP_SCB_STATACK_SWI 0x04 #define FXP_SCB_STATACK_MDI 0x08 #define FXP_SCB_STATACK_RNR 0x10 #define FXP_SCB_STATACK_CNA 0x20 #define FXP_SCB_STATACK_FR 0x40 #define FXP_SCB_STATACK_CXTNO 0x80 #define FXP_SCB_COMMAND_CU_NOP 0x00 #define FXP_SCB_COMMAND_CU_START 0x10 #define FXP_SCB_COMMAND_CU_RESUME 0x20 #define FXP_SCB_COMMAND_CU_DUMP_ADR 0x40 #define FXP_SCB_COMMAND_CU_DUMP 0x50 #define FXP_SCB_COMMAND_CU_BASE 0x60 #define FXP_SCB_COMMAND_CU_DUMPRESET 0x70 #define FXP_SCB_COMMAND_RU_NOP 0 #define FXP_SCB_COMMAND_RU_START 1 #define FXP_SCB_COMMAND_RU_RESUME 2 #define FXP_SCB_COMMAND_RU_ABORT 4 #define FXP_SCB_COMMAND_RU_LOADHDS 5 #define FXP_SCB_COMMAND_RU_BASE 6 #define FXP_SCB_COMMAND_RU_RBDRESUME 7 /* * Command block definitions */ struct fxp_cb_nop { void *fill[2]; volatile u_int16_t cb_status; volatile u_int16_t cb_command; volatile u_int32_t link_addr; }; struct fxp_cb_ias { void *fill[2]; volatile u_int16_t cb_status; volatile u_int16_t cb_command; volatile u_int32_t link_addr; volatile u_int8_t macaddr[6]; }; /* I hate bit-fields :-( */ struct fxp_cb_config { void *fill[2]; volatile u_int16_t cb_status; volatile u_int16_t cb_command; volatile u_int32_t link_addr; volatile u_int byte_count:6, :2; volatile u_int rx_fifo_limit:4, tx_fifo_limit:3, :1; volatile u_int8_t adaptive_ifs; volatile u_int mwi_enable:1, /* 8,9 */ type_enable:1, /* 8,9 */ read_align_en:1, /* 8,9 */ end_wr_on_cl:1, /* 8,9 */ :4; volatile u_int rx_dma_bytecount:7, :1; volatile u_int tx_dma_bytecount:7, dma_mbce:1; volatile u_int late_scb:1, /* 7 */ direct_dma_dis:1, /* 8,9 */ tno_int_or_tco_en:1, /* 7,9 */ ci_int:1, ext_txcb_dis:1, /* 8,9 */ ext_stats_dis:1, /* 8,9 */ keep_overrun_rx:1, save_bf:1; volatile u_int disc_short_rx:1, underrun_retry:2, :3, two_frames:1, /* 8,9 */ dyn_tbd:1; /* 8,9 */ volatile u_int mediatype:1, /* 7 */ :6, csma_dis:1; /* 8,9 */ volatile u_int tcp_udp_cksum:1, /* 9 */ :3, vlan_tco:1, /* 8,9 */ link_wake_en:1, /* 8,9 */ arp_wake_en:1, /* 8 */ mc_wake_en:1; /* 8 */ volatile u_int :3, nsai:1, preamble_length:2, loopback:2; volatile u_int linear_priority:3, /* 7 */ :5; volatile u_int linear_pri_mode:1, /* 7 */ :3, interfrm_spacing:4; volatile u_int :8; volatile u_int :8; volatile u_int promiscuous:1, bcast_disable:1, wait_after_win:1, /* 8,9 */ :1, ignore_ul:1, /* 8,9 */ crc16_en:1, /* 9 */ :1, crscdt:1; volatile u_int fc_delay_lsb:8; /* 8,9 */ volatile u_int fc_delay_msb:8; /* 8,9 */ volatile u_int stripping:1, padding:1, rcv_crc_xfer:1, long_rx_en:1, /* 8,9 */ pri_fc_thresh:3, /* 8,9 */ :1; volatile u_int ia_wake_en:1, /* 8 */ magic_pkt_dis:1, /* 8,9,!9ER */ tx_fc_dis:1, /* 8,9 */ rx_fc_restop:1, /* 8,9 */ rx_fc_restart:1, /* 8,9 */ fc_filter:1, /* 8,9 */ force_fdx:1, fdx_pin_en:1; volatile u_int :5, pri_fc_loc:1, /* 8,9 */ multi_ia:1, :1; volatile u_int :3, mc_all:1, :4; }; #define MAXMCADDR 80 struct fxp_cb_mcs { struct fxp_cb_tx *next; struct mbuf *mb_head; volatile u_int16_t cb_status; volatile u_int16_t cb_command; volatile u_int32_t link_addr; volatile u_int16_t mc_cnt; volatile u_int8_t mc_addr[MAXMCADDR][6]; }; /* * Number of DMA segments in a TxCB. Note that this is carefully * chosen to make the total struct size an even power of two. It's * critical that no TxCB be split across a page boundry since * no attempt is made to allocate physically contiguous memory. * */ #ifdef __alpha__ /* XXX - should be conditional on pointer size */ #define FXP_NTXSEG 28 #else #define FXP_NTXSEG 29 #endif struct fxp_tbd { volatile u_int32_t tb_addr; volatile u_int32_t tb_size; }; struct fxp_cb_tx { struct fxp_cb_tx *next; struct mbuf *mb_head; volatile u_int16_t cb_status; volatile u_int16_t cb_command; volatile u_int32_t link_addr; volatile u_int32_t tbd_array_addr; volatile u_int16_t byte_count; volatile u_int8_t tx_threshold; volatile u_int8_t tbd_number; /* * The following structure isn't actually part of the TxCB, * unless the extended TxCB feature is being used. In this * case, the first two elements of the structure below are * fetched along with the TxCB. */ volatile struct fxp_tbd tbd[FXP_NTXSEG]; }; /* * Control Block (CB) definitions */ /* status */ #define FXP_CB_STATUS_OK 0x2000 #define FXP_CB_STATUS_C 0x8000 /* commands */ #define FXP_CB_COMMAND_NOP 0x0 #define FXP_CB_COMMAND_IAS 0x1 #define FXP_CB_COMMAND_CONFIG 0x2 #define FXP_CB_COMMAND_MCAS 0x3 #define FXP_CB_COMMAND_XMIT 0x4 #define FXP_CB_COMMAND_RESRV 0x5 #define FXP_CB_COMMAND_DUMP 0x6 #define FXP_CB_COMMAND_DIAG 0x7 /* command flags */ #define FXP_CB_COMMAND_SF 0x0008 /* simple/flexible mode */ #define FXP_CB_COMMAND_I 0x2000 /* generate interrupt on completion */ #define FXP_CB_COMMAND_S 0x4000 /* suspend on completion */ #define FXP_CB_COMMAND_EL 0x8000 /* end of list */ /* * RFA definitions */ struct fxp_rfa { volatile u_int16_t rfa_status; volatile u_int16_t rfa_control; volatile u_int8_t link_addr[4]; volatile u_int8_t rbd_addr[4]; volatile u_int16_t actual_size; volatile u_int16_t size; }; #define FXP_RFA_STATUS_RCOL 0x0001 /* receive collision */ #define FXP_RFA_STATUS_IAMATCH 0x0002 /* 0 = matches station address */ #define FXP_RFA_STATUS_S4 0x0010 /* receive error from PHY */ #define FXP_RFA_STATUS_TL 0x0020 /* type/length */ #define FXP_RFA_STATUS_FTS 0x0080 /* frame too short */ #define FXP_RFA_STATUS_OVERRUN 0x0100 /* DMA overrun */ #define FXP_RFA_STATUS_RNR 0x0200 /* no resources */ #define FXP_RFA_STATUS_ALIGN 0x0400 /* alignment error */ #define FXP_RFA_STATUS_CRC 0x0800 /* CRC error */ #define FXP_RFA_STATUS_OK 0x2000 /* packet received okay */ #define FXP_RFA_STATUS_C 0x8000 /* packet reception complete */ #define FXP_RFA_CONTROL_SF 0x08 /* simple/flexible memory mode */ #define FXP_RFA_CONTROL_H 0x10 /* header RFD */ #define FXP_RFA_CONTROL_S 0x4000 /* suspend after reception */ #define FXP_RFA_CONTROL_EL 0x8000 /* end of list */ /* * Statistics dump area definitions */ struct fxp_stats { volatile u_int32_t tx_good; volatile u_int32_t tx_maxcols; volatile u_int32_t tx_latecols; volatile u_int32_t tx_underruns; volatile u_int32_t tx_lostcrs; volatile u_int32_t tx_deffered; volatile u_int32_t tx_single_collisions; volatile u_int32_t tx_multiple_collisions; volatile u_int32_t tx_total_collisions; volatile u_int32_t rx_good; volatile u_int32_t rx_crc_errors; volatile u_int32_t rx_alignment_errors; volatile u_int32_t rx_rnr_errors; volatile u_int32_t rx_overrun_errors; volatile u_int32_t rx_cdt_errors; volatile u_int32_t rx_shortframes; volatile u_int32_t completion_status; }; #define FXP_STATS_DUMP_COMPLETE 0xa005 #define FXP_STATS_DR_COMPLETE 0xa007 /* * Serial EEPROM control register bits */ #define FXP_EEPROM_EESK 0x01 /* shift clock */ #define FXP_EEPROM_EECS 0x02 /* chip select */ #define FXP_EEPROM_EEDI 0x04 /* data in */ #define FXP_EEPROM_EEDO 0x08 /* data out */ /* * Serial EEPROM opcodes, including start bit */ #define FXP_EEPROM_OPC_ERASE 0x4 #define FXP_EEPROM_OPC_WRITE 0x5 #define FXP_EEPROM_OPC_READ 0x6 /* * Management Data Interface opcodes */ #define FXP_MDI_WRITE 0x1 #define FXP_MDI_READ 0x2 /* * PHY device types */ #define FXP_PHY_DEVICE_MASK 0x3f00 #define FXP_PHY_SERIAL_ONLY 0x8000 #define FXP_PHY_NONE 0 #define FXP_PHY_82553A 1 #define FXP_PHY_82553C 2 #define FXP_PHY_82503 3 #define FXP_PHY_DP83840 4 #define FXP_PHY_80C240 5 #define FXP_PHY_80C24 6 #define FXP_PHY_82555 7 #define FXP_PHY_DP83840A 10 #define FXP_PHY_82555B 11