projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 9f95a23c | 1 | /* SPDX-License-Identifier: BSD-3-Clause |
| 11fdf7f2 TL |
2 | * |
| 3 | * Copyright (C) 2014-2016 Freescale Semiconductor, Inc. | |
| 4 | * | |
| 11fdf7f2 | 5 | */ |
| 9f95a23c TL |
6 | #ifndef _QBMAN_SYS_DECL_H_ |
| 7 | #define _QBMAN_SYS_DECL_H_ | |
| 8 | ||
| 11fdf7f2 TL |
9 | #include <compat.h> |
| 10 | #include <fsl_qbman_base.h> | |
| 11 | ||
| 12 | /* Sanity check */ | |
| 13 | #if (__BYTE_ORDER__ != __ORDER_BIG_ENDIAN__) && \ | |
| 14 | (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__) | |
| 15 | #error "Unknown endianness!" | |
| 16 | #endif | |
| 17 | ||
| 11fdf7f2 TL |
18 | /****************/ |
| 19 | /* arch assists */ | |
| 20 | /****************/ | |
| 9f95a23c | 21 | #if defined(RTE_ARCH_ARM64) |
| 11fdf7f2 TL |
22 | #define dcbz(p) { asm volatile("dc zva, %0" : : "r" (p) : "memory"); } |
| 23 | #define lwsync() { asm volatile("dmb st" : : : "memory"); } | |
| 24 | #define dcbf(p) { asm volatile("dc cvac, %0" : : "r"(p) : "memory"); } | |
| 25 | #define dccivac(p) { asm volatile("dc civac, %0" : : "r"(p) : "memory"); } | |
| 26 | static inline void prefetch_for_load(void *p) | |
| 27 | { | |
| 9f95a23c | 28 | asm volatile("prfm pldl1keep, [%0, #0]" : : "r" (p)); |
| 11fdf7f2 TL |
29 | } |
| 30 | ||
| 31 | static inline void prefetch_for_store(void *p) | |
| 32 | { | |
| 9f95a23c | 33 | asm volatile("prfm pstl1keep, [%0, #0]" : : "r" (p)); |
| 11fdf7f2 | 34 | } |
| 9f95a23c TL |
35 | #elif defined(RTE_ARCH_ARM) |
| 36 | #define dcbz(p) memset(p, 0, 64) | |
| 37 | #define lwsync() { asm volatile("dmb st" : : : "memory"); } | |
| 38 | #define dcbf(p) RTE_SET_USED(p) | |
| 39 | #define dccivac(p) RTE_SET_USED(p) | |
| 40 | #define prefetch_for_load(p) { asm volatile ("pld [%0]" : : "r" (p)); } | |
| 41 | #define prefetch_for_store(p) { asm volatile ("pld [%0]" : : "r" (p)); } | |
| 42 | ||
| 43 | #else | |
| 44 | #define dcbz(p) RTE_SET_USED(p) | |
| 45 | #define lwsync() | |
| 46 | #define dcbf(p) RTE_SET_USED(p) | |
| 47 | #define dccivac(p) RTE_SET_USED(p) | |
| 48 | static inline void prefetch_for_load(void *p) | |
| 49 | { | |
| 50 | RTE_SET_USED(p); | |
| 51 | } | |
| 52 | static inline void prefetch_for_store(void *p) | |
| 53 | { | |
| 54 | RTE_SET_USED(p); | |
| 55 | } | |
| 56 | #endif | |
| 57 | #endif /* _QBMAN_SYS_DECL_H_ */ |