threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
28 lines
805 B
C
28 lines
805 B
C
/*
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* linux/arch/unicore32/include/asm/cache.h
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*
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* Code specific to PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2010 GUAN Xue-tao
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __UNICORE_CACHE_H__
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#define __UNICORE_CACHE_H__
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#define L1_CACHE_SHIFT (5)
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#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
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/*
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* Memory returned by kmalloc() may be used for DMA, so we must make
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* sure that all such allocations are cache aligned. Otherwise,
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* unrelated code may cause parts of the buffer to be read into the
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* cache before the transfer is done, causing old data to be seen by
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* the CPU.
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*/
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#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
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#endif
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