1 /*
2 * Copyright (c) 2013-2016 Qlogic Corporation
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/qlxgbe/ql_os.h 330556 2018-03-06 23:17:56Z davidcs $
28 */
29 /*
30 * File: ql_os.h
31 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
32 */
33
34 #ifndef _QL_OS_H_
35 #define _QL_OS_H_
36
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/mbuf.h>
40 #include <sys/protosw.h>
41 #include <sys/socket.h>
42 #include <sys/malloc.h>
43 #include <sys/module.h>
44 #include <sys/kernel.h>
45 #include <sys/sockio.h>
46 #include <sys/types.h>
47 #include <machine/atomic.h>
48 #include <machine/_inttypes.h>
49 #include <sys/conf.h>
50
51 #if __FreeBSD_version < 900044
52 #error FreeBSD Version not supported - use version >= 900044
53 #endif
54
55 #include <net/if.h>
56 #include <net/if_arp.h>
57 #include <net/ethernet.h>
58 #include <net/if_dl.h>
59 #include <net/if_media.h>
60 #include <net/bpf.h>
61 #include <net/if_types.h>
62 #include <net/if_vlan_var.h>
63
64 #include <netinet/in_systm.h>
65 #include <netinet/in.h>
66 #include <netinet/if_ether.h>
67 #include <netinet/ip.h>
68 #include <netinet/ip6.h>
69 #include <netinet/tcp.h>
70 #include <netinet/udp.h>
71 #include <netinet/in_var.h>
72 #include <netinet/tcp_lro.h>
73
74 #include <sys/bus.h>
75 #include <machine/bus.h>
76 #include <sys/rman.h>
77 #include <machine/resource.h>
78 #include <dev/pci/pcireg.h>
79 #include <dev/pci/pcivar.h>
80 #include <sys/mutex.h>
81 #include <sys/condvar.h>
82 #include <sys/proc.h>
83 #include <sys/sysctl.h>
84 #include <sys/endian.h>
85 #include <sys/taskqueue.h>
86 #include <sys/pcpu.h>
87
88 #include <sys/unistd.h>
89 #include <sys/kthread.h>
90
91 #define QLA_USEC_DELAY(usec) DELAY(usec)
92
qla_ms_to_hz(int ms)93 static __inline int qla_ms_to_hz(int ms)
94 {
95 int qla_hz;
96
97 struct timeval t;
98
99 t.tv_sec = ms / 1000;
100 t.tv_usec = (ms % 1000) * 1000;
101
102 qla_hz = tvtohz(&t);
103
104 if (qla_hz < 0)
105 qla_hz = 0x7fffffff;
106 if (!qla_hz)
107 qla_hz = 1;
108
109 return (qla_hz);
110 }
111
qla_sec_to_hz(int sec)112 static __inline int qla_sec_to_hz(int sec)
113 {
114 struct timeval t;
115
116 t.tv_sec = sec;
117 t.tv_usec = 0;
118
119 return (tvtohz(&t));
120 }
121
qla_get_usec_timestamp(void)122 static __inline uint64_t qla_get_usec_timestamp(void)
123 {
124 struct timeval tv;
125
126 microuptime(&tv);
127
128 return ((uint64_t)(((uint64_t)tv.tv_sec) * 1000000 + tv.tv_usec));
129 }
130
131 #define qla_host_to_le16(x) htole16(x)
132 #define qla_host_to_le32(x) htole32(x)
133 #define qla_host_to_le64(x) htole64(x)
134 #define qla_host_to_be16(x) htobe16(x)
135 #define qla_host_to_be32(x) htobe32(x)
136 #define qla_host_to_be64(x) htobe64(x)
137
138 #define qla_le16_to_host(x) le16toh(x)
139 #define qla_le32_to_host(x) le32toh(x)
140 #define qla_le64_to_host(x) le64toh(x)
141 #define qla_be16_to_host(x) be16toh(x)
142 #define qla_be32_to_host(x) be32toh(x)
143 #define qla_be64_to_host(x) be64toh(x)
144
145 MALLOC_DECLARE(M_QLA83XXBUF);
146
147 #define qla_mdelay(fn, msecs) \
148 {\
149 if (cold) \
150 DELAY((msecs * 1000)); \
151 else \
152 pause(fn, qla_ms_to_hz(msecs)); \
153 }
154
155 /*
156 * Locks
157 */
158 #define QLA_LOCK(ha, str, to_ms, no_sleep) qla_lock(ha, str, to_ms, no_sleep)
159 #define QLA_UNLOCK(ha, str) qla_unlock(ha, str)
160
161 /*
162 * structure encapsulating a DMA buffer
163 */
164 struct qla_dma {
165 bus_size_t alignment;
166 uint32_t size;
167 void *dma_b;
168 bus_addr_t dma_addr;
169 bus_dmamap_t dma_map;
170 bus_dma_tag_t dma_tag;
171 };
172 typedef struct qla_dma qla_dma_t;
173
174
175 #endif /* #ifndef _QL_OS_H_ */
176