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[RFC,08/23] x86/sgx: Add SGX2 ENCLS leaf definitions (EAUG, EMODPR and EMODT)

Message ID e16e6d136dea272db6873986dd5fd754c54ad8a9.1609890536.git.kai.huang@intel.com (mailing list archive)
State New, archived
Headers show
Series KVM SGX virtualization support | expand

Commit Message

Huang, Kai Jan. 6, 2021, 1:56 a.m. UTC 
From: Sean Christopherson <sean.j.christopherson@intel.com>

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@intel.com>
Acked-by: Dave Hansen <dave.hansen@intel.com>
Signed-off-by: Kai Huang <kai.huang@intel.com>
---
 arch/x86/include/asm/sgx_arch.h | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/arch/x86/include/asm/sgx_arch.h b/arch/x86/include/asm/sgx_arch.h
index 38ef7ce3d3c7..2323ded379d6 100644
--- a/arch/x86/include/asm/sgx_arch.h
+++ b/arch/x86/include/asm/sgx_arch.h
@@ -35,6 +35,9 @@  enum sgx_encls_function {
 	EPA	= 0x0A,
 	EWB	= 0x0B,
 	ETRACK	= 0x0C,
+	EAUG	= 0x0D,
+	EMODPR	= 0x0E,
+	EMODT	= 0x0F,
 };
 
 /**