xref: /illumos-gate/usr/src/uts/common/io/cxgbe/shared/osdep.h (revision 3cdba02932a80ce23359d83defb057a1d5ddf6ba)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source. A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * This file is part of the Chelsio T4 support code.
14  *
15  * Copyright (C) 2010-2013 Chelsio Communications.  All rights reserved.
16  *
17  * This program is distributed in the hope that it will be useful, but WITHOUT
18  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19  * FITNESS FOR A PARTICULAR PURPOSE.  See the LICENSE file included in this
20  * release for licensing terms and conditions.
21  */
22 
23 /*
24  * Copyright 2024 Oxide Computer Company
25  */
26 
27 #ifndef __CXGBE_OSDEP_H
28 #define	__CXGBE_OSDEP_H
29 
30 #include <sys/ddi.h>
31 #include <sys/sunddi.h>
32 #include <sys/byteorder.h>
33 #include <sys/cmn_err.h>
34 #include <sys/pcie.h>
35 #include <sys/sysmacros.h>
36 #include <sys/inttypes.h>
37 #include <sys/stdbool.h>
38 #include <sys/sysmacros.h>
39 #include <sys/mutex.h>
40 
41 #define	CH_DUMP_MBOX(adap, mbox, data_reg, size)	do {} while (0)
42 
43 #define	PCI_VENDOR_ID		0x00
44 #define	PCI_DEVICE_ID		0x02
45 
46 #define	PCI_BASE_ADDRESS_0	0x10
47 #define	PCI_BASE_ADDRESS_1	0x14
48 #define	PCI_BASE_ADDRESS_2	0x18
49 #define	PCI_BASE_ADDRESS_MEM_MASK	(~0x0fUL)
50 
51 #define	PCI_CAP_ID_EXP		PCI_CAP_ID_PCI_E
52 #define	PCI_EXP_DEVCTL		PCIE_DEVCTL
53 #define	PCI_EXP_DEVCTL_PAYLOAD	PCIE_DEVCTL_MAX_PAYLOAD_MASK
54 #define	PCI_EXP_DEVCTL_READRQ	PCIE_DEVCTL_MAX_READ_REQ_MASK
55 #define	PCI_EXP_LNKCTL		PCIE_LINKCTL
56 #define	PCI_EXP_LNKSTA		PCIE_LINKSTS
57 #define	PCI_EXP_LNKSTA_CLS	PCIE_LINKSTS_SPEED_MASK
58 #define	PCI_EXP_LNKSTA_NLW	PCIE_LINKSTS_NEG_WIDTH_MASK
59 #define	PCI_EXP_DEVCTL2		0x28
60 
61 #define	PCI_VPD_ADDR	2
62 #define	PCI_VPD_ADDR_F	0x8000
63 #define	PCI_VPD_DATA	4
64 
65 #define	__devinit
66 #define	DIV_ROUND_UP(x, y) howmany(x, y)
67 
68 #define	udelay(x) drv_usecwait(x)
69 #define	msleep(x) delay(drv_usectohz(1000ULL * (x)))
70 #define	mdelay(x) drv_usecwait(1000UL * (x))
71 
72 #define	le16_to_cpu(x) LE_16((uint16_t)(x))
73 #define	le32_to_cpu(x) LE_32((uint32_t)(x))
74 #define	le64_to_cpu(x) LE_64((uint64_t)(x))
75 #define	cpu_to_le16(x) LE_16((uint16_t)(x))
76 #define	cpu_to_le32(x) LE_32((uint32_t)(x))
77 #define	cpu_to_le64(x) LE_64((uint64_t)(x))
78 #define	be16_to_cpu(x) BE_16((uint16_t)(x))
79 #define	be32_to_cpu(x) BE_32((uint32_t)(x))
80 #define	be64_to_cpu(x) BE_64((uint64_t)(x))
81 #define	cpu_to_be16(x) BE_16((uint16_t)(x))
82 #define	cpu_to_be32(x) BE_32((uint32_t)(x))
83 #define	cpu_to_be64(x) BE_64((uint64_t)(x))
84 #define	swab32(x) BSWAP_32(x)
85 
86 typedef uint8_t 	u8;
87 typedef uint16_t 	u16;
88 typedef uint32_t 	u32;
89 typedef uint64_t 	u64;
90 
91 typedef uint8_t		__u8;
92 typedef uint16_t	__u16;
93 typedef uint32_t	__u32;
94 typedef uint64_t	__u64;
95 typedef uint8_t		__be8;
96 typedef uint16_t	__be16;
97 typedef uint32_t	__be32;
98 typedef uint64_t	__be64;
99 
100 typedef uint32_t	__le32;
101 
102 typedef int8_t		s8;
103 typedef int16_t		s16;
104 typedef int32_t		s32;
105 typedef int64_t		s64;
106 
107 #if defined(__sparc)
108 #define	__BIG_ENDIAN_BITFIELD
109 #define	PAGE_SIZE 8192
110 #define	PAGE_SHIFT 13
111 #else
112 #define	__LITTLE_ENDIAN_BITFIELD
113 #define	PAGE_SIZE 4096
114 #define	PAGE_SHIFT 12
115 #endif
116 
117 #define	ETH_ALEN		6
118 
119 #define	isspace(x) ((x) == ' ' || (x) == '\t')
120 
121 #ifdef _KERNEL
122 
123 #define	fls(x) ddi_fls(x)
124 
125 static inline int
ilog2(long x)126 ilog2(long x)
127 {
128 	return (ddi_fls(x) - 1);
129 }
130 
131 typedef kmutex_t t4_os_lock_t;
132 
133 /*
134  * The common code reaches directly into the adapter flags, so we must conform
135  * our prefix in order to meet its expectations.
136  */
137 #define	FW_OK	TAF_FW_OK
138 
139 /* Exposed by t4_nexus.c */
140 struct adapter;
141 
142 int t4_os_find_pci_capability(struct adapter *, uint8_t);
143 void t4_os_portmod_changed(struct adapter *, int);
144 void t4_os_set_hw_addr(struct adapter *, int, const uint8_t *);
145 
146 #endif /* _KERNEL */
147 
148 #endif /* __CXGBE_OSDEP_H */
149