linux/tools/testing/selftests/sgx/test_encl.lds
Jarkko Sakkinen 2adcba79e6 selftests/x86: Add a selftest for SGX
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
2020-11-18 18:04:05 +01:00

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