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1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright(c) 2016-20 Intel Corporation.
4  */
5
6 #ifndef DEFINES_H
7 #define DEFINES_H
8
9 #include <stdint.h>
10
11 #define PAGE_SIZE 4096
12 #define PAGE_MASK (~(PAGE_SIZE - 1))
13
14 #define __aligned(x) __attribute__((__aligned__(x)))
15 #define __packed __attribute__((packed))
16
17 #include "../../../../arch/x86/include/asm/sgx.h"
18 #include "../../../../arch/x86/include/asm/enclu.h"
19 #include "../../../../arch/x86/include/uapi/asm/sgx.h"
20
21 enum encl_op_type {
22         ENCL_OP_PUT_TO_BUFFER,
23         ENCL_OP_GET_FROM_BUFFER,
24         ENCL_OP_PUT_TO_ADDRESS,
25         ENCL_OP_GET_FROM_ADDRESS,
26         ENCL_OP_NOP,
27         ENCL_OP_EACCEPT,
28         ENCL_OP_EMODPE,
29         ENCL_OP_INIT_TCS_PAGE,
30         ENCL_OP_MAX,
31 };
32
33 struct encl_op_header {
34         uint64_t type;
35 };
36
37 struct encl_op_put_to_buf {
38         struct encl_op_header header;
39         uint64_t value;
40 };
41
42 struct encl_op_get_from_buf {
43         struct encl_op_header header;
44         uint64_t value;
45 };
46
47 struct encl_op_put_to_addr {
48         struct encl_op_header header;
49         uint64_t value;
50         uint64_t addr;
51 };
52
53 struct encl_op_get_from_addr {
54         struct encl_op_header header;
55         uint64_t value;
56         uint64_t addr;
57 };
58
59 struct encl_op_eaccept {
60         struct encl_op_header header;
61         uint64_t epc_addr;
62         uint64_t flags;
63         uint64_t ret;
64 };
65
66 struct encl_op_emodpe {
67         struct encl_op_header header;
68         uint64_t epc_addr;
69         uint64_t flags;
70 };
71
72 struct encl_op_init_tcs_page {
73         struct encl_op_header header;
74         uint64_t tcs_page;
75         uint64_t ssa;
76         uint64_t entry;
77 };
78
79 #endif /* DEFINES_H */
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