.arm .global _InvalidateAndFlushCaches _ClearCacheKernel: cpsid aif mov r0, #0 mcr p15, 0, r0, c7, c10, 0 @ Clean entire data cache mcr p15, 0, r0, c7, c10, 5 @ Data Memory Barrier mcr p15, 0, r0, c7, c5, 0 @ Invalidate entire instruction cache / Flush BTB mcr p15, 0, r0, c7, c10, 4 @ Data Sync Barrier bx lr _InvalidateAndFlushCaches: ldr r0, =_ClearCacheKernel svc 0x80 @ svcCustomBackdoor bx lr