// Expect at least 20MB Ram Free
int testFreeRam()
{
printf("sceKernelMaxFreeMemSize > 20MB...");
int ram = sceKernelMaxFreeMemSize();
if (ram < 20 * 1024 * 1024)
return error();
return ok();
}
int main(int argc, char *argv[]) {
checkpointNext("Establishing base values:");
SceSize baseMaxFree = sceKernelMaxFreeMemSize();
if (baseMaxFree < 0) {
checkpoint("sceKernelMaxFreeMemSize: %08x", baseMaxFree);
} else {
checkpoint("sceKernelMaxFreeMemSize: OK");
}
SceSize baseTotal = sceKernelTotalFreeMemSize();
if (baseTotal < 0) {
checkpoint("sceKernelTotalFreeMemSize: %08x", baseTotal);
} else {
checkpoint("sceKernelTotalFreeMemSize: OK");
}
checkpointNext("After allocating:");
SceUID blocks[8];
int i;
for (i = 0; i < 8; ++i) {
blocks[i] = sceKernelAllocPartitionMemory(PSP_MEMORY_PARTITION_USER, "test", PSP_SMEM_Low, 0x8000, NULL);
}
checkpoint("sceKernelMaxFreeMemSize: at base - %d", baseMaxFree - sceKernelMaxFreeMemSize());
checkpoint("sceKernelTotalFreeMemSize: at base - %d", baseTotal - sceKernelTotalFreeMemSize());
checkpointNext("After fragmenting:");
sceKernelFreePartitionMemory(blocks[5]);
blocks[5] = -1;
checkpoint("sceKernelMaxFreeMemSize: at base - %d", baseMaxFree - sceKernelMaxFreeMemSize());
checkpoint("sceKernelTotalFreeMemSize: at base - %d", baseTotal - sceKernelTotalFreeMemSize());
checkpointNext("After free again:");
for (i = 0; i < 8; ++i) {
if (blocks[i] >= 0) {
sceKernelFreePartitionMemory(blocks[i]);
}
}
checkpoint("sceKernelMaxFreeMemSize: at base - %d", baseMaxFree - sceKernelMaxFreeMemSize());
checkpoint("sceKernelTotalFreeMemSize: at base - %d", baseTotal - sceKernelTotalFreeMemSize());
checkpointNext("Allocate near limits:");
tryAllocate("Allocate sceKernelMaxFreeMemSize", sceKernelMaxFreeMemSize());
tryAllocate("Allocate sceKernelMaxFreeMemSize + 0x100", sceKernelMaxFreeMemSize() + 0x100);
tryAllocate("Allocate sceKernelTotalFreeMemSize", sceKernelTotalFreeMemSize());
return 0;
}
