1 | /* $NetBSD: elink3var.h,v 1.39 2015/04/13 16:33:24 riastradh Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org> |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Herb Peyerl. |
18 | * 4. The name of Herb Peyerl may not be used to endorse or promote products |
19 | * derived from this software without specific prior written permission. |
20 | * |
21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
22 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
23 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
24 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
26 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
30 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
31 | */ |
32 | |
33 | #include <sys/rndsource.h> |
34 | |
35 | /* |
36 | * Ethernet software status per interface. |
37 | */ |
38 | struct ep_softc { |
39 | device_t sc_dev; |
40 | void *sc_ih; |
41 | |
42 | struct ethercom sc_ethercom; /* Ethernet common part */ |
43 | struct mii_data sc_mii; /* MII/media control */ |
44 | struct callout sc_mii_callout; /* MII callout handle */ |
45 | struct callout sc_mbuf_callout; /* mbuf fill callout */ |
46 | bus_space_tag_t sc_iot; /* bus cookie */ |
47 | bus_space_handle_t sc_ioh; /* bus i/o handle */ |
48 | bus_space_tag_t sc_memt; /* RoadRunner only */ |
49 | bus_space_handle_t sc_memh; /* RoadRunner only */ |
50 | u_int32_t sc_flags; /* misc. flags */ |
51 | #define MAX_MBS 8 /* # of mbufs we keep around */ |
52 | struct mbuf *mb[MAX_MBS]; /* spare mbuf storage. */ |
53 | int next_mb; /* Which mbuf to use next. */ |
54 | int last_mb; /* Last mbuf. */ |
55 | int tx_start_thresh; /* Current TX_start_thresh. */ |
56 | int tx_succ_ok; /* # packets sent in sequence */ |
57 | /* w/o underrun */ |
58 | |
59 | u_int ep_flags; /* capabilities flag (from EELINKROM) */ |
60 | #define ELINK_FLAGS_PNP 0x00001 |
61 | #define ELINK_FLAGS_FULLDUPLEX 0x00002 |
62 | #define ELINK_FLAGS_LARGELINKKT 0x00004 /* 4k packet support */ |
63 | #define ELINK_FLAGS_SLAVEDMA 0x00008 |
64 | #define ELINK_FLAGS_SECONDDMA 0x00010 |
65 | #define ELINK_FLAGS_FULLDMA 0x00020 |
66 | #define ELINK_FLAGS_FRAGMENTDMA 0x00040 |
67 | #define ELINK_FLAGS_CRC_PASSTHRU 0x00080 |
68 | #define ELINK_FLAGS_TXDONE 0x00100 |
69 | #define ELINK_FLAGS_NO_TXLENGTH 0x00200 |
70 | #define ELINK_FLAGS_RXRELINKEAT 0x00400 |
71 | #define ELINK_FLAGS_SNOOPING 0x00800 |
72 | #define ELINK_FLAGS_100MBIT 0x01000 |
73 | #define ELINK_FLAGS_POWERMGMT 0x02000 |
74 | #define ELINK_FLAGS_MII 0x04000 |
75 | #define ELINK_FLAGS_USEFIFOBUFFER 0x08000 /* RoadRunner only */ |
76 | #define ELINK_FLAGS_USESHAREDMEM 0x10000 /* RoadRunner only */ |
77 | #define ELINK_FLAGS_FORCENOWAIT 0x20000 /* RoadRunner only */ |
78 | #define ELINK_FLAGS_ATTACHED 0x40000 /* attach has succeeded */ |
79 | |
80 | u_short ep_chipset; /* Chipset family on this board */ |
81 | #define ELINK_CHIPSET_3C509 0x00 /* PIO: 3c509, 3c589 */ |
82 | #define ELINK_CHIPSET_VORTEX 0x01 /* 100mbit, single-pkt DMA */ |
83 | #define ELINK_CHIPSET_BOOMERANG 0x02 /* Saner DMA plus PIO */ |
84 | #define ELINK_CHIPSET_ROADRUNNER 0x03 /* like Boomerang, but for |
85 | PCMCIA; has shared memory |
86 | plus FIFO buffer */ |
87 | #define ELINK_CHIPSET_CORKSCREW 0x04 /* like Boomerang, but DMA |
88 | hacked to work w/ ISA */ |
89 | |
90 | u_char bustype; /* parent bus type */ |
91 | #define ELINK_BUS_ISA 0x0 |
92 | #define ELINK_BUS_PCMCIA 0x1 |
93 | #define ELINK_BUS_EISA 0x2 |
94 | #define ELINK_BUS_PCI 0x3 |
95 | #define ELINK_BUS_MCA 0x6 |
96 | |
97 | #define ELINK_IS_BUS_32(a) ((a) & 0x2) |
98 | int ep_pktlenshift; /* scale factor for pkt lengths */ |
99 | |
100 | krndsource_t rnd_source; |
101 | |
102 | /* power management hooks */ |
103 | int (*enable)(struct ep_softc *); |
104 | void (*disable)(struct ep_softc *); |
105 | int enabled; |
106 | }; |
107 | |
108 | |
109 | u_int16_t epreadeeprom(bus_space_tag_t, bus_space_handle_t, int); |
110 | int epconfig(struct ep_softc *, u_short, u_int8_t *); |
111 | |
112 | int epintr(void *); |
113 | |
114 | int epenable(struct ep_softc *); |
115 | void epdisable(struct ep_softc *); |
116 | |
117 | int ep_activate(device_t, enum devact); |
118 | int ep_detach(device_t, int); |
119 | |
120 | void ep_power(int, void *); |
121 | |