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Diffstat (limited to 'bsps/shared/net/if_fxpreg.h')
| -rw-r--r-- | bsps/shared/net/if_fxpreg.h | 370 |
1 files changed, 370 insertions, 0 deletions
diff --git a/bsps/shared/net/if_fxpreg.h b/bsps/shared/net/if_fxpreg.h new file mode 100644 index 0000000..9bf4e59 --- /dev/null +++ b/bsps/shared/net/if_fxpreg.h @@ -0,0 +1,370 @@ +/* + * Copyright (c) 1995, David Greenman + * Copyright (c) 2001 Jonathan Lemon <jlemon@freebsd.org> + * 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 |