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eal/arm: update CPU flags

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There are two execution states on armv8 architecture, aarch64 and
aarch32. Add PLATFORM_STR for the latter and update RTE_ARCH_* flags
according to e9b9739264.

Signed-off-by: Juraj Linkeš <juraj.linkes@pantheon.tech>
This commit is contained in:
Juraj Linkeš 2021-07-07 15:25:40 +02:00 committed by Thomas Monjalon
parent 143b6270b0
commit 845048c522
2 changed files with 11 additions and 1 deletions
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1
lib/eal/arm/include/rte_cpuflags_32.h
View File

@ -41,6 +41,7 @@ enum rte_cpu_flag_t {
RTE_CPUFLAG_SHA2,
RTE_CPUFLAG_CRC32,
RTE_CPUFLAG_V7L,
RTE_CPUFLAG_V8L,
/* The last item */
RTE_CPUFLAG_NUMFLAGS,/**< This should always be the last! */
};

11
lib/eal/arm/rte_cpuflags.c
View File

@ -46,8 +46,13 @@ struct feature_entry {
#define FEAT_DEF(name, reg, bit) \
[RTE_CPUFLAG_##name] = {reg, bit, #name},
#ifdef RTE_ARCH_32
#ifdef RTE_ARCH_ARMv7
#define PLATFORM_STR "v7l"
#elif defined RTE_ARCH_ARMv8_AARCH32
#define PLATFORM_STR "v8l"
#endif
typedef Elf32_auxv_t _Elfx_auxv_t;
const struct feature_entry rte_cpu_feature_table[] = {
FEAT_DEF(SWP, REG_HWCAP, 0)
@ -77,10 +82,14 @@ const struct feature_entry rte_cpu_feature_table[] = {
FEAT_DEF(SHA1, REG_HWCAP2, 2)
FEAT_DEF(SHA2, REG_HWCAP2, 3)
FEAT_DEF(CRC32, REG_HWCAP2, 4)
#ifdef RTE_ARCH_ARMv7
FEAT_DEF(V7L, REG_PLATFORM, 0)
#elif defined RTE_ARCH_ARMv8_AARCH32
FEAT_DEF(V8L, REG_PLATFORM, 0)
#endif
};
#elif defined RTE_ARCH_ARM64
#elif defined RTE_ARCH_64
#define PLATFORM_STR "aarch64"
const struct feature_entry rte_cpu_feature_table[] = {