qlnx_os.h revision 318661 
1/*
2 * Copyright (c) 2017-2018 Cavium, Inc.
3 * All rights reserved.
4 *
5 *  Redistribution and use in source and binary forms, with or without
6 *  modification, are permitted provided that the following conditions
7 *  are met:
8 *
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 *
15 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 *  POSSIBILITY OF SUCH DAMAGE.
26 *
27 * $FreeBSD: stable/10/sys/dev/qlnx/qlnxe/qlnx_os.h 318661 2017-05-22 19:36:26Z davidcs $
28 *
29 */
30
31/*
32 * File: qlnx_os.h
33 * Author : David C Somayajulu, Cavium, Inc., San Jose, CA 95131.
34 */
35
36#ifndef _QLNX_OS_H_
37#define _QLNX_OS_H_
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/mbuf.h>
42#include <sys/protosw.h>
43#include <sys/socket.h>
44#include <sys/malloc.h>
45#include <sys/module.h>
46#include <sys/kernel.h>
47#include <sys/sockio.h>
48#include <sys/types.h>
49#include <machine/atomic.h>
50#include <machine/_inttypes.h>
51#include <sys/conf.h>
52
53#if __FreeBSD_version < 1000000
54#error FreeBSD Version not supported - use version >= 1000000
55#endif
56
57#include <net/if.h>
58#include <net/if_var.h>
59#include <net/if_arp.h>
60#include <net/ethernet.h>
61#include <net/if_dl.h>
62#include <net/if_media.h>
63#include <net/bpf.h>
64#include <net/if_types.h>
65#include <net/if_vlan_var.h>
66
67#include <netinet/in_systm.h>
68#include <netinet/in.h>
69#include <netinet/if_ether.h>
70#include <netinet/ip.h>
71#include <netinet/ip6.h>
72#include <netinet/tcp.h>
73#include <netinet/udp.h>
74#include <netinet/in_var.h>
75#include <netinet/tcp_lro.h>
76
77#include <sys/bus.h>
78#include <machine/bus.h>
79#include <sys/rman.h>
80#include <machine/resource.h>
81#include <dev/pci/pcireg.h>
82#include <dev/pci/pcivar.h>
83#include <sys/mutex.h>
84#include <sys/condvar.h>
85#include <sys/proc.h>
86#include <sys/sysctl.h>
87#include <sys/endian.h>
88#include <sys/taskqueue.h>
89#include <sys/pcpu.h>
90
91#include <sys/unistd.h>
92#include <sys/kthread.h>
93#include <sys/libkern.h>
94#include <sys/smp.h>
95#include <sys/sched.h>
96
97static __inline int qlnx_ms_to_hz(int ms)
98{
99	int qlnx_hz;
100
101	struct timeval t;
102
103	t.tv_sec = ms / 1000;
104	t.tv_usec = (ms % 1000) * 1000;
105
106	qlnx_hz = tvtohz(&t);
107
108	if (qlnx_hz < 0)
109		qlnx_hz = 0x7fffffff;
110	if (!qlnx_hz)
111		qlnx_hz = 1;
112
113	return (qlnx_hz);
114}
115
116static __inline int qlnx_sec_to_hz(int sec)
117{
118	struct timeval t;
119
120	t.tv_sec = sec;
121	t.tv_usec = 0;
122
123	return (tvtohz(&t));
124}
125
126MALLOC_DECLARE(M_QLNXBUF);
127
128#define qlnx_mdelay(fn, msecs)	\
129	{\
130		if (cold) \
131			DELAY((msecs * 1000)); \
132		else  \
133			pause(fn, qlnx_ms_to_hz(msecs)); \
134	}
135
136/*
137 * Locks
138 */
139#define QLNX_LOCK(ha)		mtx_lock(&ha->hw_lock)
140#define QLNX_UNLOCK(ha)		mtx_unlock(&ha->hw_lock)
141
142/*
143 * structure encapsulating a DMA buffer
144 */
145struct qlnx_dma {
146        bus_size_t              alignment;
147        uint32_t                size;
148        void                    *dma_b;
149        bus_addr_t              dma_addr;
150        bus_dmamap_t            dma_map;
151        bus_dma_tag_t           dma_tag;
152};
153typedef struct qlnx_dma qlnx_dma_t;
154
155
156#endif /* #ifndef _QLNX_OS_H_ */
157