[v1] crypto: Provide aes-round.h and host accel

[PATCH 14/35] target/riscv: Use aesdec_ISB_ISR

Richard Henderson posted 35 patches 2 years, 8 months ago

Diff against v1 v2 v3 v4
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Maintainers: "Daniel P. Berrangé" <berrange@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Eduardo Habkost <eduardo@habkost.net>, "Alex Bennée" <alex.bennee@linaro.org>

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[PATCH 14/35] target/riscv: Use aesdec_ISB_ISR

Posted by Richard Henderson 2 years, 8 months ago

This implements the AES64DS instruction.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/riscv/crypto_helper.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/target/riscv/crypto_helper.c b/target/riscv/crypto_helper.c
index 82d7f3a060..08191b4b2a 100644
--- a/target/riscv/crypto_helper.c
+++ b/target/riscv/crypto_helper.c
@@ -211,7 +211,12 @@ target_ulong HELPER(aes64es)(target_ulong rs1, target_ulong rs2)
 
 target_ulong HELPER(aes64ds)(target_ulong rs1, target_ulong rs2)
 {
-    return aes64_operation(rs1, rs2, false, false);
+    AESState t;
+
+    t.d[HOST_BIG_ENDIAN] = rs1;
+    t.d[!HOST_BIG_ENDIAN] = rs2;
+    aesdec_ISB_ISR(&t, &t, false);
+    return t.d[HOST_BIG_ENDIAN];
 }
 
 target_ulong HELPER(aes64dsm)(target_ulong rs1, target_ulong rs2)
-- 
2.34.1