# 3.9.30 Cache Management

OS_DCACHE_ROUNDUP_ADDR and OS_DCACHE_ROUNDUP_SIZE - Round up address or size values to adapt to the data cache line size, and make the address the physical address.
osInvalDCache - Nullify the CPU data cache line.
osInvalICache - Nullify the CPU instruction cache line.
osWritebackDCache - Write back the CPU data cache line to the physical memory.
osWritebackDCacheAll - Write back the CPU data cache line to the physical memory.

Nintendo® Confidential
Copyright © 1999
Nintendo of America Inc. All Rights Reserved
Nintendo and N64 are registered trademarks of Nintendo
Last Updated March, 1999