Annotation of sys/dev/ic/dp8390var.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: dp8390var.h,v 1.11 2006/10/20 18:12:50 brad Exp $ */
! 2: /* $NetBSD: dp8390var.h,v 1.8 1998/08/12 07:19:09 scottr Exp $ */
! 3:
! 4: /*
! 5: * Device driver for National Semiconductor DS8390/WD83C690 based ethernet
! 6: * adapters.
! 7: *
! 8: * Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
! 9: *
! 10: * Copyright (C) 1993, David Greenman. This software may be used, modified,
! 11: * copied, distributed, and sold, in both source and binary form provided that
! 12: * the above copyright and these terms are retained. Under no circumstances is
! 13: * the author responsible for the proper functioning of this software, nor does
! 14: * the author assume any responsibility for damages incurred with its use.
! 15: */
! 16:
! 17: /*
! 18: * We include MII glue here -- some DP8390 compatible chips have
! 19: * MII interfaces on them (scary, isn't it...).
! 20: */
! 21: #include <dev/mii/miivar.h>
! 22:
! 23: #define INTERFACE_NAME_LEN 32
! 24:
! 25: /*
! 26: * dp8390_softc: per line info and status
! 27: */
! 28: struct dp8390_softc {
! 29: struct device sc_dev;
! 30: void *sc_ih;
! 31: int sc_flags; /* interface flags, from config */
! 32:
! 33: struct arpcom sc_arpcom; /* ethernet common */
! 34: struct mii_data sc_mii; /* MII glue */
! 35: #define sc_media sc_mii.mii_media /* compatibility definition */
! 36:
! 37: bus_space_tag_t sc_regt; /* NIC register space tag */
! 38: bus_space_handle_t sc_regh; /* NIC register space handle */
! 39: bus_space_tag_t sc_buft; /* Buffer space tag */
! 40: bus_space_handle_t sc_bufh; /* Buffer space handle */
! 41:
! 42: bus_size_t sc_reg_map[16]; /* register map (offsets) */
! 43:
! 44: int is790; /* NIC is a 790 */
! 45:
! 46: u_int8_t cr_proto; /* values always set in CR */
! 47: u_int8_t rcr_proto; /* values always set in RCR */
! 48: u_int8_t dcr_reg; /* override DCR iff LS is set */
! 49:
! 50: int mem_start; /* offset of NIC memory */
! 51: int mem_end; /* offset of NIC memory end */
! 52: int mem_size; /* total shared memory size */
! 53: int mem_ring; /* offset of start of RX ring-buffer */
! 54:
! 55: u_short txb_cnt; /* Number of transmit buffers */
! 56: u_short txb_inuse; /* number of transmit buffers active */
! 57:
! 58: u_short txb_new; /* pointer to where new buffer will be added */
! 59: u_short txb_next_tx; /* pointer to next buffer ready to xmit */
! 60: u_short txb_len[8]; /* buffered xmit buffer lengths */
! 61: u_short tx_page_start; /* first page of TX buffer area */
! 62: u_short rec_page_start; /* first page of RX ring-buffer */
! 63: u_short rec_page_stop; /* last page of RX ring-buffer */
! 64: u_short next_packet; /* pointer to next unread RX packet */
! 65:
! 66: int sc_enabled; /* boolean; power enabled on interface */
! 67:
! 68: int (*test_mem)(struct dp8390_softc *);
! 69: void (*init_card)(struct dp8390_softc *);
! 70: void (*stop_card)(struct dp8390_softc *);
! 71: void (*read_hdr)(struct dp8390_softc *,
! 72: int, struct dp8390_ring *);
! 73: void (*recv_int)(struct dp8390_softc *);
! 74: int (*ring_copy)(struct dp8390_softc *,
! 75: int, caddr_t, u_short);
! 76: int (*write_mbuf)(struct dp8390_softc *, struct mbuf *, int);
! 77:
! 78: int (*sc_enable)(struct dp8390_softc *);
! 79: void (*sc_disable)(struct dp8390_softc *);
! 80:
! 81: void (*sc_media_init)(struct dp8390_softc *);
! 82: void (*sc_media_fini)(struct dp8390_softc *);
! 83:
! 84: int (*sc_mediachange)(struct dp8390_softc *);
! 85: void (*sc_mediastatus)(struct dp8390_softc *,
! 86: struct ifmediareq *);
! 87: };
! 88:
! 89: /*
! 90: * Vendor types
! 91: */
! 92: #define DP8390_VENDOR_UNKNOWN 0xff /* Unknown network card */
! 93: #define DP8390_VENDOR_WD_SMC 0x00 /* Western Digital/SMC */
! 94: #define DP8390_VENDOR_3COM 0x01 /* 3Com */
! 95: #define DP8390_VENDOR_NOVELL 0x02 /* Novell */
! 96: #define DP8390_VENDOR_APPLE 0x10 /* Apple Ethernet card */
! 97: #define DP8390_VENDOR_INTERLAN 0x11 /* Interlan A310 card (GatorCard) */
! 98: #define DP8390_VENDOR_DAYNA 0x12 /* DaynaPORT E/30s (and others?) */
! 99: #define DP8390_VENDOR_ASANTE 0x13 /* Asante MacCon II/E */
! 100: #define DP8390_VENDOR_FARALLON 0x14 /* Farallon EtherMac II-TP */
! 101: #define DP8390_VENDOR_FOCUS 0x15 /* FOCUS Enhancements EtherLAN */
! 102: #define DP8390_VENDOR_KINETICS 0x16 /* Kinetics EtherPort SE/30 */
! 103: #define DP8390_VENDOR_CABLETRON 0x17 /* Cabletron Ethernet */
! 104:
! 105: /*
! 106: * Compile-time config flags
! 107: */
! 108: /*
! 109: * This sets the default for enabling/disabling the transceiver.
! 110: */
! 111: #define DP8390_DISABLE_TRANSCEIVER 0x0001
! 112:
! 113: /*
! 114: * This forces the board to be used in 8/16-bit mode even if it autoconfigs
! 115: * differently.
! 116: */
! 117: #define DP8390_FORCE_8BIT_MODE 0x0002
! 118: #define DP8390_FORCE_16BIT_MODE 0x0004
! 119:
! 120: /*
! 121: * This disables the use of multiple transmit buffers.
! 122: */
! 123: #define DP8390_NO_MULTI_BUFFERING 0x0008
! 124:
! 125: /*
! 126: * This forces all operations with the NIC memory to use Programmed I/O (i.e.
! 127: * not via shared memory).
! 128: */
! 129: #define DP8390_FORCE_PIO 0x0010
! 130:
! 131: /*
! 132: * The chip is ASIX AX88190 and needs work around.
! 133: */
! 134: #define DP8390_DO_AX88190_WORKAROUND 0x0020
! 135:
! 136: #define DP8390_ATTACHED 0x0040 /* attach has succeeded */
! 137:
! 138: /*
! 139: * ASIX AX88796 doesn't have remote DMA conmplete bit in ISR, so don't
! 140: * check ISR.RDC
! 141: */
! 142: #define DP8390_NO_REMOTE_DMA_COMPLETE 0x0080
! 143:
! 144: /*
! 145: * NIC register access macros
! 146: */
! 147: #define NIC_GET(t, h, reg) bus_space_read_1(t, h, \
! 148: ((sc)->sc_reg_map[reg]))
! 149: #define NIC_PUT(t, h, reg, val) bus_space_write_1(t, h, \
! 150: ((sc)->sc_reg_map[reg]), (val))
! 151: #define NIC_BARRIER(t, h) bus_space_barrier(t, h, 0, 0x10, \
! 152: BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE)
! 153:
! 154: int dp8390_config(struct dp8390_softc *);
! 155: int dp8390_intr(void *);
! 156: int dp8390_ioctl(struct ifnet *, u_long, caddr_t);
! 157: void dp8390_start(struct ifnet *);
! 158: void dp8390_watchdog(struct ifnet *);
! 159: void dp8390_reset(struct dp8390_softc *);
! 160: void dp8390_init(struct dp8390_softc *);
! 161: void dp8390_stop(struct dp8390_softc *);
! 162:
! 163: int dp8390_mediachange(struct ifnet *);
! 164: void dp8390_mediastatus(struct ifnet *, struct ifmediareq *);
! 165:
! 166: void dp8390_media_init(struct dp8390_softc *);
! 167:
! 168: int dp8390_detach(struct dp8390_softc *, int);
! 169:
! 170: void dp8390_rint(struct dp8390_softc *);
! 171:
! 172: void dp8390_getmcaf(struct arpcom *, u_int8_t *);
! 173: struct mbuf *dp8390_get(struct dp8390_softc *, int, u_short);
! 174: void dp8390_read(struct dp8390_softc *, int, u_short);
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