1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2015-2020
3  */
4 
5 #ifndef _TXGBE_OS_H_
6 #define _TXGBE_OS_H_
7 
8 #include <string.h>
9 #include <stdint.h>
10 #include <stdio.h>
11 #include <stdarg.h>
12 #include <rte_version.h>
13 #include <rte_common.h>
14 #include <rte_debug.h>
15 #include <rte_cycles.h>
16 #include <rte_log.h>
17 #include <rte_byteorder.h>
18 #include <rte_config.h>
19 #include <rte_io.h>
20 
21 #include "../txgbe_logs.h"
22 
23 #define RTE_LIBRTE_TXGBE_TM        DCPV(1, 0)
24 #define TMZ_PADDR(mz)  ((mz)->iova)
25 #define TMZ_VADDR(mz)  ((mz)->addr)
26 #define TDEV_NAME(eth_dev)  ((eth_dev)->device->name)
27 
28 #define ASSERT(x) do {			\
29 	if (!(x))			\
30 		PMD_DRV_LOG(ERR, "TXGBE: %d", x);	\
31 } while (0)
32 
33 #define txgbe_unused __rte_unused
34 
35 #define usec_delay(x) rte_delay_us(x)
36 #define msec_delay(x) rte_delay_ms(x)
37 #define usleep(x)     rte_delay_us(x)
38 #define msleep(x)     rte_delay_ms(x)
39 
40 #define FALSE               0
41 #define TRUE                1
42 
43 #define false               0
44 #define true                1
45 #define min(a, b)	RTE_MIN(a, b)
46 #define max(a, b)	RTE_MAX(a, b)
47 
48 /* Bunch of defines for shared code bogosity */
49 
UNREFERENCED(const char * a __rte_unused,...)50 static inline void UNREFERENCED(const char *a __rte_unused, ...) {}
51 #define UNREFERENCED_PARAMETER(args...) UNREFERENCED("", ##args)
52 
53 #define STATIC static
54 
55 typedef uint8_t		u8;
56 typedef int8_t		s8;
57 typedef uint16_t	u16;
58 typedef int16_t		s16;
59 typedef uint32_t	u32;
60 typedef int32_t		s32;
61 typedef uint64_t	u64;
62 typedef int64_t		s64;
63 
64 /* Little Endian defines */
65 #ifndef __le16
66 #define __le16  u16
67 #define __le32  u32
68 #define __le64  u64
69 #endif
70 #ifndef __be16
71 #define __be16  u16
72 #define __be32  u32
73 #define __be64  u64
74 #endif
75 
76 /* Bit shift and mask */
77 #define BIT_MASK4                 (0x0000000FU)
78 #define BIT_MASK8                 (0x000000FFU)
79 #define BIT_MASK16                (0x0000FFFFU)
80 #define BIT_MASK32                (0xFFFFFFFFU)
81 #define BIT_MASK64                (0xFFFFFFFFFFFFFFFFUL)
82 
83 #ifndef cpu_to_le32
84 #define cpu_to_le16(v)          rte_cpu_to_le_16((u16)(v))
85 #define cpu_to_le32(v)          rte_cpu_to_le_32((u32)(v))
86 #define cpu_to_le64(v)          rte_cpu_to_le_64((u64)(v))
87 #define le_to_cpu16(v)          rte_le_to_cpu_16((u16)(v))
88 #define le_to_cpu32(v)          rte_le_to_cpu_32((u32)(v))
89 #define le_to_cpu64(v)          rte_le_to_cpu_64((u64)(v))
90 
91 #define cpu_to_be16(v)          rte_cpu_to_be_16((u16)(v))
92 #define cpu_to_be32(v)          rte_cpu_to_be_32((u32)(v))
93 #define cpu_to_be64(v)          rte_cpu_to_be_64((u64)(v))
94 #define be_to_cpu16(v)          rte_be_to_cpu_16((u16)(v))
95 #define be_to_cpu32(v)          rte_be_to_cpu_32((u32)(v))
96 #define be_to_cpu64(v)          rte_be_to_cpu_64((u64)(v))
97 
98 #define le_to_be16(v)           rte_bswap16((u16)(v))
99 #define le_to_be32(v)           rte_bswap32((u32)(v))
100 #define le_to_be64(v)           rte_bswap64((u64)(v))
101 #define be_to_le16(v)           rte_bswap16((u16)(v))
102 #define be_to_le32(v)           rte_bswap32((u32)(v))
103 #define be_to_le64(v)           rte_bswap64((u64)(v))
104 
105 #define npu_to_le16(v)          (v)
106 #define npu_to_le32(v)          (v)
107 #define npu_to_le64(v)          (v)
108 #define le_to_npu16(v)          (v)
109 #define le_to_npu32(v)          (v)
110 #define le_to_npu64(v)          (v)
111 
112 #define npu_to_be16(v)          le_to_be16((u16)(v))
113 #define npu_to_be32(v)          le_to_be32((u32)(v))
114 #define npu_to_be64(v)          le_to_be64((u64)(v))
115 #define be_to_npu16(v)          be_to_le16((u16)(v))
116 #define be_to_npu32(v)          be_to_le32((u32)(v))
117 #define be_to_npu64(v)          be_to_le64((u64)(v))
118 #endif /* !cpu_to_le32 */
119 
REVERT_BIT_MASK16(u16 mask)120 static inline u16 REVERT_BIT_MASK16(u16 mask)
121 {
122 	mask = ((mask & 0x5555) << 1) | ((mask & 0xAAAA) >> 1);
123 	mask = ((mask & 0x3333) << 2) | ((mask & 0xCCCC) >> 2);
124 	mask = ((mask & 0x0F0F) << 4) | ((mask & 0xF0F0) >> 4);
125 	return ((mask & 0x00FF) << 8) | ((mask & 0xFF00) >> 8);
126 }
127 
REVERT_BIT_MASK32(u32 mask)128 static inline u32 REVERT_BIT_MASK32(u32 mask)
129 {
130 	mask = ((mask & 0x55555555) << 1) | ((mask & 0xAAAAAAAA) >> 1);
131 	mask = ((mask & 0x33333333) << 2) | ((mask & 0xCCCCCCCC) >> 2);
132 	mask = ((mask & 0x0F0F0F0F) << 4) | ((mask & 0xF0F0F0F0) >> 4);
133 	mask = ((mask & 0x00FF00FF) << 8) | ((mask & 0xFF00FF00) >> 8);
134 	return ((mask & 0x0000FFFF) << 16) | ((mask & 0xFFFF0000) >> 16);
135 }
136 
REVERT_BIT_MASK64(u64 mask)137 static inline u64 REVERT_BIT_MASK64(u64 mask)
138 {
139 	mask = ((mask & 0x5555555555555555) << 1) |
140 	       ((mask & 0xAAAAAAAAAAAAAAAA) >> 1);
141 	mask = ((mask & 0x3333333333333333) << 2) |
142 	       ((mask & 0xCCCCCCCCCCCCCCCC) >> 2);
143 	mask = ((mask & 0x0F0F0F0F0F0F0F0F) << 4) |
144 	       ((mask & 0xF0F0F0F0F0F0F0F0) >> 4);
145 	mask = ((mask & 0x00FF00FF00FF00FF) << 8) |
146 	       ((mask & 0xFF00FF00FF00FF00) >> 8);
147 	mask = ((mask & 0x0000FFFF0000FFFF) << 16) |
148 	       ((mask & 0xFFFF0000FFFF0000) >> 16);
149 	return ((mask & 0x00000000FFFFFFFF) << 32) |
150 	       ((mask & 0xFFFFFFFF00000000) >> 32);
151 }
152 
153 #define IOMEM
154 
155 #define prefetch(x) rte_prefetch0(x)
156 
157 #define ARRAY_SIZE(x) ((int32_t)RTE_DIM(x))
158 
159 #ifndef MAX_UDELAY_MS
160 #define MAX_UDELAY_MS 5
161 #endif
162 
163 #define ETH_ADDR_LEN	6
164 #define ETH_FCS_LEN	4
165 
166 /* Check whether address is multicast. This is little-endian specific check.*/
167 #define TXGBE_IS_MULTICAST(address) \
168 		(bool)(((u8 *)(address))[0] & ((u8)0x01))
169 
170 /* Check whether an address is broadcast. */
171 #define TXGBE_IS_BROADCAST(address) \
172 		({typeof(address)addr = (address); \
173 		(((u8 *)(addr))[0] == ((u8)0xff)) && \
174 		(((u8 *)(addr))[1] == ((u8)0xff)); })
175 
176 #define ETH_P_8021Q      0x8100
177 #define ETH_P_8021AD     0x88A8
178 
179 #endif /* _TXGBE_OS_H_ */
180