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net/sfc: support aarch64 architecture

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Enable the PMD build on aarch64.

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>
This commit is contained in:
Andrew Rybchenko 2020-10-22 13:24:07 +01:00 committed by Ferruh Yigit
parent 31113761e2
commit 141d287067
7 changed files with 32 additions and 5 deletions
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1
config/arm/meson.build
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@ -22,7 +22,6 @@ flags_common_default = [
# ['RTE_ARM64_MEMCPY_STRICT_ALIGN', false],
['RTE_NET_FM10K', false],
['RTE_NET_SFC_EFX', false],
['RTE_NET_AVP', false],
['RTE_SCHED_VECTOR', false],

1
doc/guides/nics/features/sfc_efx.ini
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@ -40,4 +40,5 @@ Multiprocess aware = Y
BSD nic_uio = Y
Linux UIO = Y
Linux VFIO = Y
ARMv8 = Y
x86-64 = Y

1
doc/guides/rel_notes/release_20_11.rst
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@ -206,6 +206,7 @@ New Features
* Added SR-IOV PF support
* Added Alveo SN1000 SmartNICs (EF100 architecture) support including
flow API transfer rules for switch HW offload
* Added ARMv8 support
* **Added Wangxun txgbe PMD.**

17
drivers/common/sfc_efx/efsys.h
View File

@ -39,8 +39,25 @@ extern "C" {
#define EFSYS_HAS_UINT64 1
#define EFSYS_USE_UINT64 1
/*
* __SSE2__ is defined by a compiler if target architecture supports
* Streaming SIMD Extensions 2 (SSE2). __m128i is a data type used
* by the extension instructions.
*/
#if defined(__SSE2__)
#define EFSYS_HAS_UINT128 1
typedef __m128i efsys_uint128_t;
/*
* __int128 and unsigned __int128 are compiler extensions (built-in types).
* __SIZEOF_INT128__ is defined by the compiler if these data types are
* available.
*/
#elif defined(__SIZEOF_INT128__)
#define EFSYS_HAS_UINT128 1
typedef unsigned __int128 efsys_uint128_t;
#else
#error Unsigned 128-bit width integers support is required
#endif
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
#define EFSYS_IS_BIG_ENDIAN 1

4
drivers/common/sfc_efx/meson.build
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@ -5,9 +5,9 @@
# This software was jointly developed between OKTET Labs (under contract
# for Solarflare) and Solarflare Communications, Inc.
if arch_subdir != 'x86' or not dpdk_conf.get('RTE_ARCH_64')
if (arch_subdir != 'x86' or not dpdk_conf.get('RTE_ARCH_64')) and (arch_subdir != 'arm' or not host_machine.cpu_family().startswith('aarch64'))
build = false
reason = 'only supported on x86_64'
reason = 'only supported on x86_64 and aarch64'
endif
extra_flags = []

4
drivers/net/sfc/meson.build
View File

@ -6,9 +6,9 @@
# This software was jointly developed between OKTET Labs (under contract
# for Solarflare) and Solarflare Communications, Inc.
if arch_subdir != 'x86' or not dpdk_conf.get('RTE_ARCH_64')
if (arch_subdir != 'x86' or not dpdk_conf.get('RTE_ARCH_64')) and (arch_subdir != 'arm' or not host_machine.cpu_family().startswith('aarch64'))
build = false
reason = 'only supported on x86_64'
reason = 'only supported on x86_64 and aarch64'
endif
extra_flags = []

9
drivers/net/sfc/sfc_ef10.h
View File

@ -22,6 +22,15 @@ extern "C" {
#define SFC_EF10_EV_QCLEAR_MASK (~(SFC_EF10_EV_PER_CACHE_LINE - 1))
/*
* Use simple libefx-based implementation of the
* sfc_ef10_ev_qclear_cache_line() if SSE2 is not available
* since optimized implementation uses __m128i intrinsics.
*/
#ifndef __SSE2__
#define SFC_EF10_EV_QCLEAR_USE_EFX
#endif
#if defined(SFC_EF10_EV_QCLEAR_USE_EFX)
static inline void
sfc_ef10_ev_qclear_cache_line(void *ptr)