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Add a selftest for SGX. It is a trivial test where a simple enclave copies one 64-bit word of memory between two memory locations, but ensures that all SGX hardware and software infrastructure is functioning. Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Jethro Beekman <jethro@fortanix.com> Cc: linux-kselftest@vger.kernel.org Link: https://lkml.kernel.org/r/20201112220135.165028-21-jarkko@kernel.org
21 lines
345 B
C
21 lines
345 B
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright(c) 2016-20 Intel Corporation. */
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#include <stddef.h>
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#include "defines.h"
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static void *memcpy(void *dest, const void *src, size_t n)
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{
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size_t i;
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for (i = 0; i < n; i++)
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((char *)dest)[i] = ((char *)src)[i];
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return dest;
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}
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void encl_body(void *rdi, void *rsi)
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{
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memcpy(rsi, rdi, 8);
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}
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