From: Sami Mujawar <sami.mujawar@arm.com>
To: <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>
Cc: <catalin.marinas@arm.com>, <will@kernel.org>, <jgg@ziepe.ca>,
<thuth@redhat.com>, <Suzuki.Poulose@arm.com>,
<steven.price@arm.com>, <gshan@redhat.com>, <YeoReum.Yun@arm.com>,
Sami Mujawar <sami.mujawar@arm.com>
Subject: [PATCH 2/3] arm64: rsi: Add realm hash algorithm defines
Date: Mon, 13 Apr 2026 09:49:56 +0100 [thread overview]
Message-ID: <20260413084957.327661-3-sami.mujawar@arm.com> (raw)
In-Reply-To: <20260413084957.327661-1-sami.mujawar@arm.com>
Add macro definitions for the hash algorithm identifiers, as
specified in the Realm Management Monitor (RMM) specification.
Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
---
arch/arm64/include/asm/rsi_smc.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/include/asm/rsi_smc.h b/arch/arm64/include/asm/rsi_smc.h
index e19253f96c94..dbcb98a6d5c9 100644
--- a/arch/arm64/include/asm/rsi_smc.h
+++ b/arch/arm64/include/asm/rsi_smc.h
@@ -144,6 +144,13 @@ struct realm_config {
#endif /* __ASSEMBLER__ */
+/*
+ * The RSI definition of the Hash Algorithm (as specified by the Secure
+ * Hash Standard) returned in the realm_config data structure.
+ */
+#define RSI_HASH_SHA_256 0
+#define RSI_HASH_SHA_512 1
+
/*
* Read configuration for the current Realm.
*
--
SAMI:{C3F47F37-75D8-414A-A8BA-3980EC8A46D7}
next prev parent reply other threads:[~2026-04-13 8:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-13 8:49 [PATCH 0/3] arm64/virt: Add Arm CCA measurement register support Sami Mujawar
2026-04-13 8:49 ` [PATCH 1/3] arm64: rsi: Add helpers for Arm CCA measurement register operations Sami Mujawar
2026-04-13 8:49 ` Sami Mujawar [this message]
2026-04-13 8:49 ` [PATCH 3/3] virt: arm-cca-guest: Add support for measurement registers Sami Mujawar
2026-04-13 12:59 ` [PATCH 0/3] arm64/virt: Add Arm CCA measurement register support Jason Gunthorpe
2026-04-14 10:10 ` Suzuki K Poulose
2026-04-14 12:29 ` Jason Gunthorpe
2026-04-14 13:26 ` Suzuki K Poulose
2026-04-14 13:35 ` Jason Gunthorpe
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