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)
33 lines
890 B
C
33 lines
890 B
C
/*
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* Atheros AR71XX/AR724X/AR913X specific kernel entry setup
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*
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* Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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*/
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#ifndef __ASM_MACH_ATH79_KERNEL_ENTRY_H
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#define __ASM_MACH_ATH79_KERNEL_ENTRY_H
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/*
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* Some bootloaders set the 'Kseg0 coherency algorithm' to
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* 'Cacheable, noncoherent, write-through, no write allocate'
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* and this cause performance issues. Let's go and change it to
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* 'Cacheable, noncoherent, write-back, write allocate'
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*/
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.macro kernel_entry_setup
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mfc0 t0, CP0_CONFIG
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li t1, ~CONF_CM_CMASK
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and t0, t1
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ori t0, CONF_CM_CACHABLE_NONCOHERENT
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mtc0 t0, CP0_CONFIG
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nop
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.endm
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.macro smp_slave_setup
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.endm
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#endif /* __ASM_MACH_ATH79_KERNEL_ENTRY_H */
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