The following commit has been merged into the x86/sgx branch of tip:
Commit-ID: 32ddda8e445df3de477db14d386fb3518042224a
Gitweb: https://git.kernel.org/tip/32ddda8e445df3de477db14d386fb3518042224a
Author: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
AuthorDate: Fri, 19 Mar 2021 20:23:05 +13:00
Committer: Borislav Petkov <bp@xxxxxxx>
CommitterDate: Tue, 06 Apr 2021 09:43:42 +02:00
x86/sgx: Add SGX2 ENCLS leaf definitions (EAUG, EMODPR and EMODT)
Define the ENCLS leafs that are available with SGX2, also referred to as
Enclave Dynamic Memory Management (EDMM). The leafs will be used by KVM
to conditionally expose SGX2 capabilities to guests.
Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
Signed-off-by: Kai Huang <kai.huang@xxxxxxxxx>
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Acked-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
Acked-by: Dave Hansen <dave.hansen@xxxxxxxxx>
Link: https://lkml.kernel.org/r/5f0970c251ebcc6d5add132f0d750cc753b7060f.1616136308.git.kai.huang@xxxxxxxxx
---
arch/x86/include/asm/sgx.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/include/asm/sgx.h b/arch/x86/include/asm/sgx.h
index 34f4423..3b025af 100644
--- a/arch/x86/include/asm/sgx.h
+++ b/arch/x86/include/asm/sgx.h
@@ -40,6 +40,9 @@ enum sgx_encls_function {
EPA = 0x0A,
EWB = 0x0B,
ETRACK = 0x0C,
+ EAUG = 0x0D,
+ EMODPR = 0x0E,
+ EMODT = 0x0F,
};
/**
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