Commit | Line | Data |
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fc99395c | 1 | #ifndef _3DS_UTILS_H |
2 | #define _3DS_UTILS_H | |
3 | ||
f72db18e | 4 | #include <stdio.h> |
93c24a56 | 5 | #include <stdbool.h> |
fc99395c | 6 | |
f72db18e | 7 | #define MEMOP_PROT 6 |
8 | #define MEMOP_MAP 4 | |
9 | #define MEMOP_UNMAP 5 | |
fc99395c | 10 | |
b37c639e JW |
11 | #define GET_VERSION_MAJOR(version) ((version) >>24) |
12 | ||
f72db18e | 13 | void* linearMemAlign(size_t size, size_t alignment); |
14 | void linearFree(void* mem); | |
15 | ||
16 | int32_t svcDuplicateHandle(uint32_t* out, uint32_t original); | |
17 | int32_t svcCloseHandle(uint32_t handle); | |
18 | int32_t svcControlMemory(void* addr_out, void* addr0, void* addr1, uint32_t size, uint32_t op, uint32_t perm); | |
19 | int32_t svcControlProcessMemory(uint32_t process, void* addr0, void* addr1, uint32_t size, uint32_t op, uint32_t perm); | |
20 | ||
93c24a56 JW |
21 | int32_t threadCreate(void *(*entrypoint)(void*), void* arg, size_t stack_size, int32_t prio, int32_t affinity, bool detached); |
22 | int32_t threadJoin(int32_t thread, int64_t timeout_ns); | |
23 | void threadFree(int32_t thread); | |
24 | void threadExit(int32_t rc) __attribute__((noreturn)); | |
f72db18e | 25 | |
b37c639e | 26 | int32_t svcGetSystemInfo(int64_t* out, uint32_t type, int32_t param); |
679b71e2 JW |
27 | |
28 | int32_t svcCreateSemaphore(uint32_t *sem, int32_t initial_count, uint32_t max_count); | |
29 | int32_t svcReleaseSemaphore(int32_t *count, uint32_t sem, int32_t release_count); | |
30 | int32_t svcWaitSynchronization(uint32_t handle, int64_t nanoseconds); | |
31 | ||
32 | typedef int32_t LightLock; | |
33 | ||
34 | void LightLock_Init(LightLock* lock); | |
35 | void LightLock_Lock(LightLock* lock); | |
36 | int LightLock_TryLock(LightLock* lock); | |
37 | void LightLock_Unlock(LightLock* lock); | |
38 | ||
39 | int32_t APT_CheckNew3DS(bool *out); | |
40 | ||
f72db18e | 41 | int32_t svcBackdoor(int32_t (*callback)(void)); |
e4d84733 | 42 | |
e4d84733 | 43 | #define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0) |
44 | ||
45 | void wait_for_input(void); | |
fc99395c | 46 | |
f72db18e | 47 | extern __attribute__((weak)) int __ctr_svchax; |
48 | ||
b37c639e JW |
49 | bool has_rosalina; |
50 | ||
51 | static void check_rosalina() { | |
52 | int64_t version; | |
53 | uint32_t major; | |
54 | ||
55 | has_rosalina = false; | |
56 | ||
57 | if (!svcGetSystemInfo(&version, 0x10000, 0)) { | |
58 | major = GET_VERSION_MAJOR(version); | |
59 | ||
60 | if (major >= 8) | |
61 | has_rosalina = true; | |
62 | } | |
63 | } | |
64 | ||
65 | void ctr_clear_cache(void); | |
66 | ||
f72db18e | 67 | typedef int32_t (*ctr_callback_type)(void); |
68 | ||
69 | static inline void ctr_invalidate_ICache_kernel(void) | |
70 | { | |
71 | __asm__ volatile( | |
72 | "cpsid aif\n\t" | |
73 | "mov r0, #0\n\t" | |
74 | "mcr p15, 0, r0, c7, c5, 0\n\t"); | |
75 | } | |
76 | ||
77 | static inline void ctr_flush_DCache_kernel(void) | |
78 | { | |
79 | __asm__ volatile( | |
80 | "cpsid aif\n\t" | |
81 | "mov r0, #0\n\t" | |
82 | "mcr p15, 0, r0, c7, c10, 0\n\t"); | |
83 | } | |
84 | ||
85 | static inline void ctr_invalidate_ICache(void) | |
86 | { | |
87 | svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel); | |
88 | } | |
89 | ||
90 | static inline void ctr_flush_DCache(void) | |
91 | { | |
92 | svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel); | |
93 | } | |
94 | ||
f72db18e | 95 | static inline void ctr_flush_invalidate_cache(void) |
96 | { | |
b37c639e JW |
97 | if (has_rosalina) { |
98 | ctr_clear_cache(); | |
99 | } else { | |
100 | ctr_flush_DCache(); | |
101 | ctr_invalidate_ICache(); | |
102 | } | |
f72db18e | 103 | } |
104 | ||
fc99395c | 105 | #endif // _3DS_UTILS_H |