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-rw-r--r--tools/testing/selftests/sgx/test_encl_bootstrap.S21
1 files changed, 14 insertions, 7 deletions
diff --git a/tools/testing/selftests/sgx/test_encl_bootstrap.S b/tools/testing/selftests/sgx/test_encl_bootstrap.S
index 5d5680d4ea39..82fb0dfcbd23 100644
--- a/tools/testing/selftests/sgx/test_encl_bootstrap.S
+++ b/tools/testing/selftests/sgx/test_encl_bootstrap.S
@@ -12,7 +12,7 @@
.fill 1, 8, 0 # STATE (set by CPU)
.fill 1, 8, 0 # FLAGS
- .quad encl_ssa # OSSA
+ .quad encl_ssa_tcs1 # OSSA
.fill 1, 4, 0 # CSSA (set by CPU)
.fill 1, 4, 1 # NSSA
.quad encl_entry # OENTRY
@@ -23,10 +23,10 @@
.fill 1, 4, 0xFFFFFFFF # GSLIMIT
.fill 4024, 1, 0 # Reserved
- # Identical to the previous TCS.
+ # TCS2
.fill 1, 8, 0 # STATE (set by CPU)
.fill 1, 8, 0 # FLAGS
- .quad encl_ssa # OSSA
+ .quad encl_ssa_tcs2 # OSSA
.fill 1, 4, 0 # CSSA (set by CPU)
.fill 1, 4, 1 # NSSA
.quad encl_entry # OENTRY
@@ -40,8 +40,9 @@
.text
encl_entry:
- # RBX contains the base address for TCS, which is also the first address
- # inside the enclave. By adding the value of le_stack_end to it, we get
+ # RBX contains the base address for TCS, which is the first address
+ # inside the enclave for TCS #1 and one page into the enclave for
+ # TCS #2. By adding the value of encl_stack to it, we get
# the absolute address for the stack.
lea (encl_stack)(%rbx), %rax
xchg %rsp, %rax
@@ -81,9 +82,15 @@ encl_entry:
.section ".data", "aw"
-encl_ssa:
+encl_ssa_tcs1:
+ .space 4096
+encl_ssa_tcs2:
.space 4096
.balign 4096
- .space 8192
+ # Stack of TCS #1
+ .space 4096
encl_stack:
+ .balign 4096
+ # Stack of TCS #2
+ .space 4096