Annotation of sys/arch/vax/if/sgecvar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: sgecvar.h,v 1.5 2006/08/30 19:28:11 miod Exp $ */
2: /* $NetBSD: sgecvar.h,v 1.2 2000/06/04 02:14:14 matt Exp $ */
3: /*
4: * Copyright (c) 1999 Ludd, University of Lule}, Sweden. All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: * 3. All advertising materials mentioning features or use of this software
15: * must display the following acknowledgement:
16: * This product includes software developed at Ludd, University of
17: * Lule}, Sweden and its contributors.
18: * 4. The name of the author 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: #define RXDESCS 30 /* # of receive descriptors */
34: #define TXDESCS 60 /* # transmit descs */
35:
36: /*
37: * Descriptors must be an even number; optimisation thing.
38: */
39: struct ze_cdata {
40: struct ze_rdes zc_recv[RXDESCS+2]; /* Receive descriptors */
41: struct ze_tdes zc_xmit[TXDESCS+2]; /* Transmit descriptors */
42: u_int8_t zc_setup[128]; /* Setup packet layout */
43: };
44:
45: struct ze_softc {
46: struct device sc_dev; /* Configuration common part */
47: struct evcount sc_intrcnt; /* Interrupt counters */
48: struct arpcom sc_ac; /* Ethernet common part */
49: #define sc_if sc_ac.ac_if /* network-visible interface */
50: bus_space_tag_t sc_iot;
51: bus_addr_t sc_ioh;
52: bus_dma_tag_t sc_dmat;
53: struct ze_cdata *sc_zedata; /* Descriptor struct */
54: struct ze_cdata *sc_pzedata; /* Physical address of above */
55: bus_dmamap_t sc_cmap; /* Map for control structures */
56: struct mbuf* sc_txmbuf[TXDESCS];
57: struct mbuf* sc_rxmbuf[RXDESCS];
58: bus_dmamap_t sc_xmtmap[TXDESCS];
59: bus_dmamap_t sc_rcvmap[RXDESCS];
60: int sc_intvec; /* Interrupt vector */
61: int sc_nexttx;
62: int sc_inq;
63: int sc_lastack;
64: int sc_nextrx;
65: int sc_flags;
66: #define SGECF_SETUP 0x00000001 /* need to send setup packet */
67: #define SGECF_VXTQUIRKS 0x00000002 /* need VXT2000 care */
68: };
69:
70: void sgec_attach(struct ze_softc *);
71: int sgec_intr(struct ze_softc *);
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