2 * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved.
3 * Copyright 2007 Nuova Systems, Inc. All rights reserved.
5 * Copyright (c) 2014, Cisco Systems, Inc.
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9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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35 #ifndef _ENIC_COMPAT_H_
36 #define _ENIC_COMPAT_H_
41 #include <rte_atomic.h>
42 #include <rte_malloc.h>
45 #define ENIC_PAGE_ALIGN 4096UL
46 #define ENIC_ALIGN ENIC_PAGE_ALIGN
52 #define rmb() rte_rmb() /* dpdk rte provided rmb */
53 #define wmb() rte_wmb() /* dpdk rte provided wmb */
63 #define offsetof(t, m) ((size_t) &((t *)0)->m)
66 #define pr_err(y, args...) dev_err(0, y, ##args)
67 #define pr_warn(y, args...) dev_warning(0, y, ##args)
68 #define BUG() pr_err("BUG at %s:%d", __func__, __LINE__)
70 #define VNIC_ALIGN(x, a) __ALIGN_MASK(x, (typeof(x))(a)-1)
71 #define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask))
73 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
75 #define kzalloc(size, flags) calloc(1, size)
76 #define kfree(x) free(x)
78 #define dev_printk(level, fmt, args...) \
79 RTE_LOG(level, PMD, "rte_enic_pmd: " fmt, ## args)
81 #define dev_err(x, args...) dev_printk(ERR, args)
82 #define dev_info(x, args...) dev_printk(INFO, args)
83 #define dev_warning(x, args...) dev_printk(WARNING, args)
84 #define dev_debug(x, args...) dev_printk(DEBUG, args)
90 typedef unsigned char u8;
91 typedef unsigned short u16;
92 typedef unsigned int u32;
93 typedef unsigned long long u64;
94 typedef unsigned long long dma_addr_t;
96 static inline uint32_t ioread32(volatile void *addr)
98 return *(volatile uint32_t *)addr;
101 static inline uint16_t ioread16(volatile void *addr)
103 return *(volatile uint16_t *)addr;
106 static inline uint8_t ioread8(volatile void *addr)
108 return *(volatile uint8_t *)addr;
111 static inline void iowrite32(uint32_t val, volatile void *addr)
113 *(volatile uint32_t *)addr = val;
116 static inline void iowrite16(uint16_t val, volatile void *addr)
118 *(volatile uint16_t *)addr = val;
121 static inline void iowrite8(uint8_t val, volatile void *addr)
123 *(volatile uint8_t *)addr = val;
126 static inline unsigned int readl(volatile void __iomem *addr)
128 return *(volatile unsigned int *)addr;
131 static inline void writel(unsigned int val, volatile void __iomem *addr)
133 *(volatile unsigned int *)addr = val;
136 #define min_t(type, x, y) ({ \
139 __min1 < __min2 ? __min1 : __min2; })
141 #define max_t(type, x, y) ({ \
144 __max1 > __max2 ? __max1 : __max2; })
146 #endif /* _ENIC_COMPAT_H_ */