1/*$NetBSD: ixgbe_netbsd.h,v 1.3 2015/04/24 07:00:51 msaitoh Exp $*/
2/*
3 * Copyright (c) 2011 The NetBSD Foundation, Inc.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to The NetBSD Foundation
7 * by Coyote Point Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef _IXGBE_NETBSD_H
32#define _IXGBE_NETBSD_H
33
34#define IXGBE_LEGACY_TX 1
35
36#define ETHERCAP_VLAN_HWFILTER 0
37#define ETHERCAP_VLAN_HWCSUM 0
38#define MJUM9BYTES (9 * 1024)
39#define MJUM16BYTES (16 * 1024)
40#define MJUMPAGESIZE PAGE_SIZE
41
42#define IFCAP_RXCSUM \
43 (IFCAP_CSUM_IPv4_Rx|IFCAP_CSUM_TCPv4_Rx|IFCAP_CSUM_UDPv4_Rx|\
44 IFCAP_CSUM_TCPv6_Rx|IFCAP_CSUM_UDPv6_Rx)
45
46#define IFCAP_TXCSUM \
47 (IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_UDPv4_Tx|\
48 IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_UDPv6_Tx)
49
50#define IFCAP_HWCSUM (IFCAP_RXCSUM|IFCAP_TXCSUM)
51
52#define ETHER_ALIGN 2
53
54struct ixgbe_dma_tag {
55 bus_dma_tag_t dt_dmat;
56 bus_size_t dt_alignment;
57 bus_size_t dt_boundary;
58 bus_size_t dt_maxsize;
59 int dt_nsegments;
60 bus_size_t dt_maxsegsize;
61 int dt_flags;
62};
63
64typedef struct ixgbe_dma_tag ixgbe_dma_tag_t;
65
66struct ixgbe_extmem_head;
67typedef struct ixgbe_extmem_head ixgbe_extmem_head_t;
68
69struct ixgbe_extmem {
70 ixgbe_extmem_head_t *em_head;
71 bus_dma_tag_t em_dmat;
72 bus_size_t em_size;
73 bus_dma_segment_t em_seg;
74 void *em_vaddr;
75 TAILQ_ENTRY(ixgbe_extmem) em_link;
76};
77
78typedef struct ixgbe_extmem ixgbe_extmem_t;
79
80struct ixgbe_extmem_head {
81 TAILQ_HEAD(, ixgbe_extmem) eh_freelist;
82 kmutex_t eh_mtx;
83 bool eh_initialized;
84};
85
86int ixgbe_dma_tag_create(bus_dma_tag_t, bus_size_t, bus_size_t, bus_size_t, int,
87 bus_size_t, int, ixgbe_dma_tag_t **);
88void ixgbe_dma_tag_destroy(ixgbe_dma_tag_t *);
89int ixgbe_dmamap_create(ixgbe_dma_tag_t *, int, bus_dmamap_t *);
90void ixgbe_dmamap_destroy(ixgbe_dma_tag_t *, bus_dmamap_t);
91void ixgbe_dmamap_sync(ixgbe_dma_tag_t *, bus_dmamap_t, int);
92void ixgbe_dmamap_unload(ixgbe_dma_tag_t *, bus_dmamap_t);
93
94void ixgbe_jcl_reinit(ixgbe_extmem_head_t *, bus_dma_tag_t, int, size_t);
95struct mbuf *ixgbe_getjcl(ixgbe_extmem_head_t *, int, int, int, size_t);
96
97#endif /* _IXGBE_NETBSD_H */
98