osdep.h revision 240693 
1/*-
2 * Copyright (c) 2010 Chelsio Communications, Inc.
3 * All rights reserved.
4 * Written by: Navdeep Parhar <np@FreeBSD.org>
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 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * 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 AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD: head/sys/dev/cxgbe/osdep.h 240693 2012-09-19 12:27:23Z gavin $
28 *
29 */
30
31#ifndef __CXGBE_OSDEP_H_
32#define __CXGBE_OSDEP_H_
33
34#include <sys/cdefs.h>
35#include <sys/ctype.h>
36#include <sys/types.h>
37#include <sys/param.h>
38#include <sys/endian.h>
39#include <sys/systm.h>
40#include <sys/syslog.h>
41#include <dev/pci/pcireg.h>
42
43#define CH_ERR(adap, fmt, ...) log(LOG_ERR, fmt, ##__VA_ARGS__)
44#define CH_WARN(adap, fmt, ...) log(LOG_WARNING, fmt, ##__VA_ARGS__)
45#define CH_ALERT(adap, fmt, ...) log(LOG_ALERT, fmt, ##__VA_ARGS__)
46#define CH_WARN_RATELIMIT(adap, fmt, ...) log(LOG_WARNING, fmt, ##__VA_ARGS__)
47
48typedef int8_t  s8;
49typedef int16_t s16;
50typedef int32_t s32;
51typedef int64_t s64;
52typedef uint8_t  u8;
53typedef uint16_t u16;
54typedef uint32_t u32;
55typedef uint64_t u64;
56typedef uint8_t  __u8;
57typedef uint16_t __u16;
58typedef uint32_t __u32;
59typedef uint64_t __u64;
60typedef uint8_t  __be8;
61typedef uint16_t __be16;
62typedef uint32_t __be32;
63typedef uint64_t __be64;
64
65#if BYTE_ORDER == BIG_ENDIAN
66#define __BIG_ENDIAN_BITFIELD
67#elif BYTE_ORDER == LITTLE_ENDIAN
68#define __LITTLE_ENDIAN_BITFIELD
69#else
70#error "Must set BYTE_ORDER"
71#endif
72
73#ifndef __bool_true_false_are_defined
74typedef boolean_t bool;
75#define false FALSE
76#define true TRUE
77#endif
78
79#define mdelay(x) DELAY((x) * 1000)
80#define udelay(x) DELAY(x)
81
82#define __devinit
83#define simple_strtoul strtoul
84#define DIV_ROUND_UP(x, y) howmany(x, y)
85
86#define ARRAY_SIZE(x) nitems(x)
87#define container_of(p, s, f) ((s *)(((uint8_t *)(p)) - offsetof(s, f)))
88
89#define swab16(x) bswap16(x)
90#define swab32(x) bswap32(x)
91#define swab64(x) bswap64(x)
92#define le16_to_cpu(x) le16toh(x)
93#define le32_to_cpu(x) le32toh(x)
94#define le64_to_cpu(x) le64toh(x)
95#define cpu_to_le16(x) htole16(x)
96#define cpu_to_le32(x) htole32(x)
97#define cpu_to_le64(x) htole64(x)
98#define be16_to_cpu(x) be16toh(x)
99#define be32_to_cpu(x) be32toh(x)
100#define be64_to_cpu(x) be64toh(x)
101#define cpu_to_be16(x) htobe16(x)
102#define cpu_to_be32(x) htobe32(x)
103#define cpu_to_be64(x) htobe64(x)
104
105#define SPEED_10	10
106#define SPEED_100	100
107#define SPEED_1000	1000
108#define SPEED_10000	10000
109#define DUPLEX_HALF	0
110#define DUPLEX_FULL	1
111#define AUTONEG_DISABLE	0
112#define AUTONEG_ENABLE	1
113
114#define PCI_DEVICE_ID	PCIR_DEVICE
115#define PCI_CAP_ID_VPD  PCIY_VPD
116#define PCI_VPD_ADDR    PCIR_VPD_ADDR
117#define PCI_VPD_ADDR_F  0x8000
118#define PCI_VPD_DATA    PCIR_VPD_DATA
119
120#define PCI_CAP_ID_EXP		PCIY_EXPRESS
121#define PCI_EXP_DEVCTL		PCIER_DEVICE_CTL
122#define PCI_EXP_DEVCTL_PAYLOAD	PCIEM_CTL_MAX_PAYLOAD
123#define PCI_EXP_DEVCTL_READRQ	PCIEM_CTL_MAX_READ_REQUEST
124#define PCI_EXP_LNKCTL		PCIER_LINK_CTL
125#define PCI_EXP_LNKSTA		PCIER_LINK_STA
126#define PCI_EXP_LNKSTA_CLS	PCIEM_LINK_STA_SPEED
127#define PCI_EXP_LNKSTA_NLW	PCIEM_LINK_STA_WIDTH
128#define PCI_EXP_DEVCTL2		PCIER_DEVICE_CTL2
129
130static inline int
131ilog2(long x)
132{
133	KASSERT(x > 0 && powerof2(x), ("%s: invalid arg %ld", __func__, x));
134
135	return (flsl(x) - 1);
136}
137
138static inline char *
139strstrip(char *s)
140{
141	char c, *r, *trim_at;
142
143	while (isspace(*s))
144		s++;
145	r = trim_at = s;
146
147	while ((c = *s++) != 0) {
148		if (!isspace(c))
149			trim_at = s;
150	}
151	*trim_at = 0;
152
153	return (r);
154}
155
156#endif
157