blob: c7b00be8e0b9cbcb3c3d2946020280c580862a3d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
#ifndef __ASM_SECURE_H
#define __ASM_SECURE_H
#include <config.h>
#include <asm/global_data.h>
#define __secure __section("._secure.text")
#define __secure_data __section("._secure.data")
#ifndef __ASSEMBLY__
typedef struct secure_svc_tbl {
u32 id;
#ifdef CONFIG_ARMV8_PSCI
u8 pad[4];
#endif
void *func;
} secure_svc_tbl_t;
/*
* Macro to declare a SiP function service in '_secure_svc_tbl_entries' section
*/
#define DECLARE_SECURE_SVC(_name, _id, _fn) \
static const secure_svc_tbl_t __secure_svc_ ## _name \
__used __section("._secure_svc_tbl_entries") \
= { \
.id = _id, \
.func = _fn }
#else
#ifdef CONFIG_ARMV8_PSCI
#define SECURE_SVC_TBL_OFFSET 16
#else
#define SECURE_SVC_TBL_OFFSET 8
#endif
#endif /* __ASSEMBLY__ */
#if defined(CONFIG_ARMV7_SECURE_BASE) || defined(CONFIG_ARMV8_SECURE_BASE)
/*
* Warning, horror ahead.
*
* The target code lives in our "secure ram", but u-boot doesn't know
* that, and has blindly added reloc_off to every relocation
* entry. Gahh. Do the opposite conversion. This hack also prevents
* GCC from generating code veeners, which u-boot doesn't relocate at
* all...
*/
#define secure_ram_addr(_fn) ({ \
DECLARE_GLOBAL_DATA_PTR; \
void *__fn = _fn; \
typeof(_fn) *__tmp = (__fn - gd->reloc_off); \
__tmp; \
})
#else
#define secure_ram_addr(_fn) (_fn)
#endif
#endif
|