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_MAX,
28 };
29 
30 struct encl_op_header {
31 	uint64_t type;
32 };
33 
34 struct encl_op_put_to_buf {
35 	struct encl_op_header header;
36 	uint64_t value;
37 };
38 
39 struct encl_op_get_from_buf {
40 	struct encl_op_header header;
41 	uint64_t value;
42 };
43 
44 struct encl_op_put_to_addr {
45 	struct encl_op_header header;
46 	uint64_t value;
47 	uint64_t addr;
48 };
49 
50 struct encl_op_get_from_addr {
51 	struct encl_op_header header;
52 	uint64_t value;
53 	uint64_t addr;
54 };
55 
56 #endif /* DEFINES_H */
57