arm9/lib/NitroSDK/src/OS_tcm.c


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#include "OS_tcm.h"
#include "function_target.h"

ARM_FUNC asm u32 OS_GetDTCMAddress(void) {
    mrc p15, 0x0, r0, c9, c1, 0x0 //Data TCM Base
    ldr r1, =OSi_TCM_REGION_BASE_MASK
    and r0, r0, r1
    bx lr
}