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); |
f72db18e | 27 | int32_t svcBackdoor(int32_t (*callback)(void)); |
e4d84733 | 28 | |
e4d84733 | 29 | #define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0) |
30 | ||
31 | void wait_for_input(void); | |
fc99395c | 32 | |
f72db18e | 33 | extern __attribute__((weak)) int __ctr_svchax; |
34 | ||
b37c639e JW |
35 | bool has_rosalina; |
36 | ||
37 | static void check_rosalina() { | |
38 | int64_t version; | |
39 | uint32_t major; | |
40 | ||
41 | has_rosalina = false; | |
42 | ||
43 | if (!svcGetSystemInfo(&version, 0x10000, 0)) { | |
44 | major = GET_VERSION_MAJOR(version); | |
45 | ||
46 | if (major >= 8) | |
47 | has_rosalina = true; | |
48 | } | |
49 | } | |
50 | ||
51 | void ctr_clear_cache(void); | |
52 | ||
f72db18e | 53 | typedef int32_t (*ctr_callback_type)(void); |
54 | ||
55 | static inline void ctr_invalidate_ICache_kernel(void) | |
56 | { | |
57 | __asm__ volatile( | |
58 | "cpsid aif\n\t" | |
59 | "mov r0, #0\n\t" | |
60 | "mcr p15, 0, r0, c7, c5, 0\n\t"); | |
61 | } | |
62 | ||
63 | static inline void ctr_flush_DCache_kernel(void) | |
64 | { | |
65 | __asm__ volatile( | |
66 | "cpsid aif\n\t" | |
67 | "mov r0, #0\n\t" | |
68 | "mcr p15, 0, r0, c7, c10, 0\n\t"); | |
69 | } | |
70 | ||
71 | static inline void ctr_invalidate_ICache(void) | |
72 | { | |
73 | svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel); | |
74 | } | |
75 | ||
76 | static inline void ctr_flush_DCache(void) | |
77 | { | |
78 | svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel); | |
79 | } | |
80 | ||
f72db18e | 81 | static inline void ctr_flush_invalidate_cache(void) |
82 | { | |
b37c639e JW |
83 | if (has_rosalina) { |
84 | ctr_clear_cache(); | |
85 | } else { | |
86 | ctr_flush_DCache(); | |
87 | ctr_invalidate_ICache(); | |
88 | } | |
f72db18e | 89 | } |
90 | ||
fc99395c | 91 | #endif // _3DS_UTILS_H |