mm/src/boot_O2/boot_800862E0.c

117 lines
2.8 KiB
C

#include "global.h"
#include "system_malloc.h"
typedef void (*BlockFunc)(void*);
typedef void (*BlockFunc1)(void*, u32);
typedef void (*BlockFunc8)(void*, u32, u32, u32, u32, u32, u32, u32, u32);
typedef struct InitFunc {
uintptr_t nextOffset;
void (*func)(void);
} InitFunc;
void* sInitFuncs = NULL;
char sNew[] = { 0x00, 0x00, 0x00, 0x00 };
char D_80097508[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7F, 0x80, 0x00, 0x00,
0xFF, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
};
void* SystemArena_MallocMin1(size_t size) {
if (size == 0) {
size = 1;
}
return __osMalloc(&gSystemArena, size);
}
void SystemArena_FreeNullCheck(void* ptr) {
if (ptr != NULL) {
__osFree(&gSystemArena, ptr);
}
}
void SystemArena_RunBlockFunc(void* blk, size_t nBlk, size_t blkSize, BlockFunc blockFunc) {
uintptr_t pos = blk;
for (; pos < (uintptr_t)blk + (nBlk * blkSize); pos += (blkSize & ~0)) {
blockFunc(pos);
}
}
void SystemArena_RunBlockFunc1(void* blk, size_t nBlk, size_t blkSize, BlockFunc1 blockFunc) {
uintptr_t pos = blk;
for (; pos < (uintptr_t)blk + (nBlk * blkSize); pos += (blkSize & ~0)) {
blockFunc(pos, 2);
}
}
void* SystemArena_RunBlockFunc8(void* blk, size_t nBlk, size_t blkSize, BlockFunc8 blockFunc) {
if (blk == NULL) {
blk = SystemArena_MallocMin1(nBlk * blkSize);
}
if (blk != NULL && blockFunc != NULL) {
uintptr_t pos = blk;
for (; pos < (uintptr_t)blk + (nBlk * blkSize); pos += (blkSize & ~0)) {
blockFunc(pos, 0, 0, 0, 0, 0, 0, 0, 0);
}
}
return blk;
}
void SystemArena_RunBlockFunc1Reverse(void* blk, size_t nBlk, size_t blkSize, BlockFunc1 blockFunc, s32 shouldFree) {
uintptr_t pos;
uintptr_t start;
size_t maskedBlkSize;
if (blk == NULL) {
return;
}
if (blockFunc != NULL) {
start = blk;
maskedBlkSize = (blkSize & ~0);
pos = (uintptr_t)start + (nBlk * blkSize);
while (pos > start) {
pos -= maskedBlkSize;
blockFunc(pos, 2);
}
}
if (shouldFree) {
SystemArena_FreeNullCheck(blk);
}
}
void SystemArena_RunInits(void) {
InitFunc* initFunc = (InitFunc*)&sInitFuncs;
u32 nextOffset = initFunc->nextOffset;
InitFunc* prev = NULL;
while (nextOffset != 0) {
initFunc = (InitFunc*)((uintptr_t)initFunc + nextOffset);
if (initFunc->func != NULL) {
(*initFunc->func)();
}
nextOffset = initFunc->nextOffset;
initFunc->nextOffset = (uintptr_t)prev;
prev = initFunc;
}
sInitFuncs = prev;
}
void SystemArena_Init(void* start, size_t size) {
SystemArena_InitArena(start, size);
SystemArena_RunInits();
}