1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (c) 2011 The Chromium OS Authors. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef __SANDBOX_CACHE_H__ 8*4882a593Smuzhiyun #define __SANDBOX_CACHE_H__ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun /* 11*4882a593Smuzhiyun * For native compilation of the sandbox we should still align 12*4882a593Smuzhiyun * the contents of stack buffers to something reasonable. The 13*4882a593Smuzhiyun * GCC macro __BIGGEST_ALIGNMENT__ is defined to be the maximum 14*4882a593Smuzhiyun * required alignment for any basic type. This seems reasonable. 15*4882a593Smuzhiyun * This is however GCC specific so if we don't have that available 16*4882a593Smuzhiyun * assume that 16 is large enough. 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun #ifdef __BIGGEST_ALIGNMENT__ 19*4882a593Smuzhiyun #define ARCH_DMA_MINALIGN __BIGGEST_ALIGNMENT__ 20*4882a593Smuzhiyun #else 21*4882a593Smuzhiyun #define ARCH_DMA_MINALIGN 16 22*4882a593Smuzhiyun #endif 23*4882a593Smuzhiyun #define CONFIG_SYS_CACHELINE_SIZE ARCH_DMA_MINALIGN 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #endif /* __SANDBOX_CACHE_H__ */ 26