FreeBSD/Linux Kernel Cross Reference
sys/dev/qlxgbe/ql_os.h
1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2013-2016 Qlogic Corporation
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 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31 /*
32 * File: ql_os.h
33 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
34 */
35
36 #ifndef _QL_OS_H_
37 #define _QL_OS_H_
38
39 #include "opt_inet.h"
40
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/mbuf.h>
44 #include <sys/protosw.h>
45 #include <sys/socket.h>
46 #include <sys/malloc.h>
47 #include <sys/module.h>
48 #include <sys/kernel.h>
49 #include <sys/sockio.h>
50 #include <sys/types.h>
51 #include <machine/atomic.h>
52 #include <machine/_inttypes.h>
53 #include <sys/conf.h>
54
55 #if __FreeBSD_version < 900044
56 #error FreeBSD Version not supported - use version >= 900044
57 #endif
58
59 #include <net/if.h>
60 #include <net/if_var.h>
61 #include <net/if_arp.h>
62 #include <net/ethernet.h>
63 #include <net/if_dl.h>
64 #include <net/if_media.h>
65 #include <net/bpf.h>
66 #include <net/if_types.h>
67 #include <net/if_vlan_var.h>
68
69 #include <netinet/in_systm.h>
70 #include <netinet/in.h>
71 #include <netinet/if_ether.h>
72 #include <netinet/ip.h>
73 #include <netinet/ip6.h>
74 #include <netinet/tcp.h>
75 #include <netinet/udp.h>
76 #include <netinet/in_var.h>
77 #include <netinet/tcp_lro.h>
78
79 #include <sys/bus.h>
80 #include <machine/bus.h>
81 #include <sys/rman.h>
82 #include <machine/resource.h>
83 #include <dev/pci/pcireg.h>
84 #include <dev/pci/pcivar.h>
85 #include <sys/mutex.h>
86 #include <sys/condvar.h>
87 #include <sys/proc.h>
88 #include <sys/sysctl.h>
89 #include <sys/endian.h>
90 #include <sys/taskqueue.h>
91 #include <sys/pcpu.h>
92
93 #include <sys/unistd.h>
94 #include <sys/kthread.h>
95
96 #define QLA_USEC_DELAY(usec) DELAY(usec)
97
98 static __inline int qla_ms_to_hz(int ms)
99 {
100 int qla_hz;
101
102 struct timeval t;
103
104 t.tv_sec = ms / 1000;
105 t.tv_usec = (ms % 1000) * 1000;
106
107 qla_hz = tvtohz(&t);
108
109 if (qla_hz < 0)
110 qla_hz = 0x7fffffff;
111 if (!qla_hz)
112 qla_hz = 1;
113
114 return (qla_hz);
115 }
116
117 static __inline int qla_sec_to_hz(int sec)
118 {
119 struct timeval t;
120
121 t.tv_sec = sec;
122 t.tv_usec = 0;
123
124 return (tvtohz(&t));
125 }
126
127 static __inline uint64_t qla_get_usec_timestamp(void)
128 {
129 struct timeval tv;
130
131 microuptime(&tv);
132
133 return ((uint64_t)(((uint64_t)tv.tv_sec) * 1000000 + tv.tv_usec));
134 }
135
136 #define qla_host_to_le16(x) htole16(x)
137 #define qla_host_to_le32(x) htole32(x)
138 #define qla_host_to_le64(x) htole64(x)
139 #define qla_host_to_be16(x) htobe16(x)
140 #define qla_host_to_be32(x) htobe32(x)
141 #define qla_host_to_be64(x) htobe64(x)
142
143 #define qla_le16_to_host(x) le16toh(x)
144 #define qla_le32_to_host(x) le32toh(x)
145 #define qla_le64_to_host(x) le64toh(x)
146 #define qla_be16_to_host(x) be16toh(x)
147 #define qla_be32_to_host(x) be32toh(x)
148 #define qla_be64_to_host(x) be64toh(x)
149
150 MALLOC_DECLARE(M_QLA83XXBUF);
151
152 #define qla_mdelay(fn, msecs) \
153 {\
154 if (cold) \
155 DELAY((msecs * 1000)); \
156 else \
157 pause(fn, qla_ms_to_hz(msecs)); \
158 }
159
160 /*
161 * Locks
162 */
163 #define QLA_LOCK(ha, str, to_ms, no_sleep) qla_lock(ha, str, to_ms, no_sleep)
164 #define QLA_UNLOCK(ha, str) qla_unlock(ha, str)
165
166 /*
167 * structure encapsulating a DMA buffer
168 */
169 struct qla_dma {
170 bus_size_t alignment;
171 uint32_t size;
172 void *dma_b;
173 bus_addr_t dma_addr;
174 bus_dmamap_t dma_map;
175 bus_dma_tag_t dma_tag;
176 };
177 typedef struct qla_dma qla_dma_t;
178
179 #endif /* #ifndef _QL_OS_H_ */
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