4 * Copyright (C) Cavium, Inc. 2016.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
16 * * Neither the name of Cavium, Inc nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
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 FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #ifndef _THUNDERX_NICVF_H
34 #define _THUNDERX_NICVF_H
36 /* Platform/OS/arch specific abstractions */
40 #include "../nicvf_logs.h"
42 #define nicvf_log_error(s, ...) PMD_DRV_LOG(ERR, s, ##__VA_ARGS__)
44 #define nicvf_log_debug(s, ...) PMD_DRV_LOG(DEBUG, s, ##__VA_ARGS__)
46 #define nicvf_mbox_log(s, ...) PMD_MBOX_LOG(DEBUG, s, ##__VA_ARGS__)
48 #define nicvf_log(s, ...) fprintf(stderr, s, ##__VA_ARGS__)
51 #include <rte_cycles.h>
52 #define nicvf_delay_us(x) rte_delay_us(x)
55 #include <rte_atomic.h>
56 #define nicvf_smp_wmb() rte_smp_wmb()
57 #define nicvf_smp_rmb() rte_smp_rmb()
60 #include <rte_common.h>
61 #define nicvf_min(x, y) RTE_MIN(x, y)
64 #include <rte_byteorder.h>
65 #define nicvf_cpu_to_be_64(x) rte_cpu_to_be_64(x)
66 #define nicvf_be_to_cpu_64(x) rte_be_to_cpu_64(x)
68 #define NICVF_BYTE_ORDER RTE_BYTE_ORDER
69 #define NICVF_BIG_ENDIAN RTE_BIG_ENDIAN
70 #define NICVF_LITTLE_ENDIAN RTE_LITTLE_ENDIAN
73 #include <rte_ether.h>
74 #define NICVF_MAC_ADDR_SIZE ETHER_ADDR_LEN
77 #define nicvf_addr_write(addr, val) rte_write64_relaxed((val), (void *)(addr))
78 #define nicvf_addr_read(addr) rte_read64_relaxed((void *)(addr))
80 /* ARM64 specific functions */
81 #if defined(RTE_ARCH_ARM64)
82 #define nicvf_prefetch_store_keep(_ptr) ({\
83 asm volatile("prfm pstl1keep, [%x0]\n" : : "r" (_ptr)); })
86 #define NICVF_LOAD_PAIR(reg1, reg2, addr) ({ \
88 "ldp %x[x1], %x[x0], [%x[p1]]" \
89 : [x1]"=r"(reg1), [x0]"=r"(reg2)\
93 #else /* non optimized functions for building on non arm64 arch */
95 #define nicvf_prefetch_store_keep(_ptr) do {} while (0)
97 #define NICVF_LOAD_PAIR(reg1, reg2, addr) \
99 reg1 = nicvf_addr_read((uintptr_t)addr); \
100 reg2 = nicvf_addr_read((uintptr_t)addr + 8); \
105 #include "nicvf_hw.h"
106 #include "nicvf_mbox.h"
108 #endif /* _THUNDERX_NICVF_H */