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kselftest/arm64: add SHA1 and related features to hwcap test 

Add the SHA1 and related features check in the set of hwcap tests.

Signed-off-by: Zeng Heng <zengheng4@huawei.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230815040915.3966955-2-zengheng4@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Zeng Heng 2023-08-15 12:09:12 +08:00 committed by Will Deacon
parent e08302ee46
commit 7eb4ee6673
1 changed files with 39 additions and 0 deletions
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39
tools/testing/selftests/arm64/abi/hwcap.c
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@ -87,6 +87,24 @@ static void rng_sigill(void)
asm volatile("mrs x0, S3_3_C2_C4_0" : : : "x0");
}
static void sha1_sigill(void)
{
/* SHA1H S0, S0 */
asm volatile(".inst 0x5e280800" : : : );
}
static void sha2_sigill(void)
{
/* SHA256H Q0, Q0, V0.4S */
asm volatile(".inst 0x5e004000" : : : );
}
static void sha512_sigill(void)
{
/* SHA512H Q0, Q0, V0.2D */
asm volatile(".inst 0xce608000" : : : );
}
static void sme_sigill(void)
{
/* RDSVL x0, #0 */
@ -327,6 +345,27 @@ static const struct hwcap_data {
.hwcap_bit = HWCAP2_RPRFM,
.cpuinfo = "rprfm",
},
{
.name = "SHA1",
.at_hwcap = AT_HWCAP,
.hwcap_bit = HWCAP_SHA1,
.cpuinfo = "sha1",
.sigill_fn = sha1_sigill,
},
{
.name = "SHA2",
.at_hwcap = AT_HWCAP,
.hwcap_bit = HWCAP_SHA2,
.cpuinfo = "sha2",
.sigill_fn = sha2_sigill,
},
{
.name = "SHA512",
.at_hwcap = AT_HWCAP,
.hwcap_bit = HWCAP_SHA512,
.cpuinfo = "sha512",
.sigill_fn = sha512_sigill,
},
{
.name = "SME",
.at_hwcap = AT_HWCAP2,