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)
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2005 Embedded Alley Solutions, Inc
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* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
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* Copyright (C) 2009 Jiajie Chen (chenjiajie@cse.buaa.edu.cn)
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* Copyright (C) 2012 Huacai Chen (chenhc@lemote.com)
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*/
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#ifndef __ASM_MACH_LOONGSON64_KERNEL_ENTRY_H
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#define __ASM_MACH_LOONGSON64_KERNEL_ENTRY_H
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/*
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* Override macros used in arch/mips/kernel/head.S.
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*/
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.macro kernel_entry_setup
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#ifdef CONFIG_CPU_LOONGSON3
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.set push
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.set mips64
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/* Set LPA on LOONGSON3 config3 */
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mfc0 t0, $16, 3
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or t0, (0x1 << 7)
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mtc0 t0, $16, 3
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/* Set ELPA on LOONGSON3 pagegrain */
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mfc0 t0, $5, 1
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or t0, (0x1 << 29)
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mtc0 t0, $5, 1
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#ifdef CONFIG_LOONGSON3_ENHANCEMENT
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/* Enable STFill Buffer */
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mfc0 t0, $16, 6
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or t0, 0x100
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mtc0 t0, $16, 6
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#endif
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_ehb
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.set pop
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#endif
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.endm
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/*
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* Do SMP slave processor setup.
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*/
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.macro smp_slave_setup
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#ifdef CONFIG_CPU_LOONGSON3
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.set push
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.set mips64
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/* Set LPA on LOONGSON3 config3 */
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mfc0 t0, $16, 3
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or t0, (0x1 << 7)
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mtc0 t0, $16, 3
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/* Set ELPA on LOONGSON3 pagegrain */
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mfc0 t0, $5, 1
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or t0, (0x1 << 29)
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mtc0 t0, $5, 1
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#ifdef CONFIG_LOONGSON3_ENHANCEMENT
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/* Enable STFill Buffer */
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mfc0 t0, $16, 6
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or t0, 0x100
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mtc0 t0, $16, 6
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#endif
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_ehb
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.set pop
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#endif
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.endm
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#endif /* __ASM_MACH_LOONGSON64_KERNEL_ENTRY_H */
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