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Implement MemoryMapping_MEMGetAllocatableSize and MemoryMapping_MEMGetAllocatableSizeEx

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This commit is contained in:
Maschell 2021-01-01 01:56:24 +01:00
parent 5ebc7e9de8
commit 989b455eff
2 changed files with 24 additions and 1 deletions
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19
source/memory_mapping.cpp
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@ -433,6 +433,25 @@ void MemoryMapping_free(void *ptr) {
}
}
uint32_t MemoryMapping_MEMGetAllocatableSize() {
return MemoryMapping_MEMGetAllocatableSizeEx(4);
}
uint32_t MemoryMapping_MEMGetAllocatableSizeEx(uint32_t align) {
uint32_t res = 0;
for (int32_t i = 0; /* waiting for a break */; i++) {
if (mem_mapping[i].physical_addresses == NULL) {
break;
}
uint32_t curRes = MEMGetAllocatableSizeForExpHeapEx((MEMHeapHandle) mem_mapping[i].effective_start_address, align);
DEBUG_FUNCTION_LINE("heap at %08X MEMGetAllocatableSizeForExpHeapEx: %d KiB", mem_mapping[i].effective_start_address, curRes / 1024);
if (curRes > res) {
res = curRes;
}
}
return res;
}
uint32_t MemoryMapping_GetFreeSpace() {
uint32_t res = 0;
for (int32_t i = 0; /* waiting for a break */; i++) {

4
source/memory_mapping.h
View File

@ -164,6 +164,10 @@ const memory_values_t mem_vals_heap[] = {
};
uint32_t MemoryMapping_MEMGetAllocatableSize();
uint32_t MemoryMapping_MEMGetAllocatableSizeEx(uint32_t align);
bool MemoryMapping_isMemoryMapped();
void MemoryMapping_setupMemoryMapping();