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2adcba79e6
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
40 lines
753 B
Text
40 lines
753 B
Text
OUTPUT_FORMAT(elf64-x86-64)
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PHDRS
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{
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tcs PT_LOAD;
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text PT_LOAD;
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data PT_LOAD;
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}
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SECTIONS
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{
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. = 0;
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.tcs : {
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*(.tcs*)
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} : tcs
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. = ALIGN(4096);
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.text : {
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*(.text*)
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*(.rodata*)
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} : text
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. = ALIGN(4096);
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.data : {
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*(.data*)
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} : data
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/DISCARD/ : {
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*(.comment*)
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*(.note*)
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*(.debug*)
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*(.eh_frame*)
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}
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}
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ASSERT(!DEFINED(.altinstructions), "ALTERNATIVES are not supported in enclaves")
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ASSERT(!DEFINED(.altinstr_replacement), "ALTERNATIVES are not supported in enclaves")
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ASSERT(!DEFINED(.discard.retpoline_safe), "RETPOLINE ALTERNATIVES are not supported in enclaves")
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ASSERT(!DEFINED(.discard.nospec), "RETPOLINE ALTERNATIVES are not supported in enclaves")
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ASSERT(!DEFINED(.got.plt), "Libcalls are not supported in enclaves")
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