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9441de4c38
This release is used in conjunction with the linux-sgx-driver Intial release: https://github.com/01org/linux-sgx-driver commit-id: 0e865ce5e6b297a787bcdc12d98bada8174be6d7 Intel-id: 33399 Signed-off-by: Angie Chinchilla <angie.v.chinchilla@intel.com>
114 lines
3.7 KiB
C
114 lines
3.7 KiB
C
/*
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* Copyright (C) 2011-2016 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* This header contains constant definitions for tRTS.
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*/
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#ifndef TRTS_PIC_H__
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#define TRTS_PIC_H__
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#include "linux/linux-regs.h"
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#include "rts_cmd.h"
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#define SE_GUARD_PAGE_SIZE 0x1000
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#define ENCLAVE_INIT_NOT_STARTED 0
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#define ENCLAVE_INIT_IN_PROGRESS 1
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#define ENCLAVE_INIT_DONE 2
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#define ENCLAVE_CRASHED 3
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/* Status */
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#define SGX_SUCCESS 0
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#define SGX_ERROR_UNEXPECTED 0x000000001 // Unexpected error
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#define SGX_ERROR_INVALID_FUNCTION 0x000001001 // Invalid ecall/ocall function
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#define SGX_ERROR_INVALID_ENCLAVE 0x000002001 // The enclave image is incorrect
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#define SGX_ERROR_ENCLAVE_CRASHED 0x000001006 // enclave is crashed
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#define SGX_ERROR_STACK_OVERRUN 0x000001009 // enclave is running out of stack
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#define STATIC_STACK_SIZE (SE_WORDSIZE * 100)
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/* Thread Data
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* c.f. data structure defintion for thread_data_t in `rts.h'.
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*/
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#define last_sp (SE_WORDSIZE * 1)
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#define stack_base_addr (SE_WORDSIZE * 2)
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#define stack_limit_addr (SE_WORDSIZE * 3)
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#define first_ssa_gpr (SE_WORDSIZE * 4)
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#define self_addr 0
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/* SSA GPR */
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#define ssa_sp_t 32
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#define ssa_sp_u 144
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#define ssa_bp_u 152
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#define ssa_exit_info 160
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#endif
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#define EXIT_INFO_VALID 0x80000000
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/* OCALL command */
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#define OCALL_FLAG 0x04F434944
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#define dtv SE_WORDSIZE
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#define tls 0
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.macro READ_TD_DATA offset
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#ifdef SE_SIM
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/* TLS support in simulation mode
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* see "sdk/simulation/uinst/linux/set_tls.c"
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* and "sdk/simulation/assembly/linux/gnu_tls.h"
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* TD address (tcs->ofs_base) is set to tcb_head->dtv->value.
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* The offset of tcb_head->dtv->value is SE_WORDSIZE.
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*/
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#if defined(LINUX32)
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mov %gs:dtv, %xax
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#elif defined(LINUX64)
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mov %fs:dtv, %xax
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#endif
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mov tls(%xax), %xax
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mov \offset(%xax), %xax
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#else /* SE_SIM */
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#if defined(LINUX32)
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mov %fs:\offset, %xax
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#elif defined(LINUX64)
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mov %gs:\offset, %xax
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#endif
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#endif /* !SE_SIM */
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.endm
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.macro GET_STACK_BASE tcs
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mov \tcs, %xax
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sub $SE_GUARD_PAGE_SIZE, %xax
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.endm
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