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path: root/arch/powerpc/platforms/44x/machine_check.c
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2024-06-28powerpc/platforms: Move files from 4xx to 44xChristophe Leroy
Only 44x uses 4xx now, so only keep one directory. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20240628121201.130802-7-mpe@ellerman.id.au
2021-08-26powerpc: Add esr as a synonym for pt_regs.dsisrXiongwei Song
Create an anonymous union for dsisr and esr regsiters, we can reference esr to get the exception detail when CONFIG_4xx=y or CONFIG_BOOKE=y. Otherwise, reference dsisr. This makes code more clear. Signed-off-by: Xiongwei Song <sxwjean@gmail.com> [mpe: Reword commit title] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20210807010239.416055-2-sxwjean@me.com
2020-09-02powerpc: Move flush_instruction_cache() prototype in asm/cacheflush.hChristophe Leroy
flush_instruction_cache() belongs to the cache flushing function family. Move its prototype in asm/cacheflush.h Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/993445b5227e8ca2f0e38bcc9ea3dfea6e865920.1597384512.git.christophe.leroy@csgroup.eu
2019-05-30treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152Thomas Gleixner
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-08-10powerpc/44x: Move 44x machine check handlers into platforms/44xMichael Ellerman
We have several 44x machine check handlers defined in traps.c. It would be preferable if they were split out with the platforms that use them. Do that. In the process, drop get_mc_reason() and instead just open code the lookup of reason from regs->dsisr. This avoids a pointless layer of abstraction. We know to use regs->dsisr because 44x enables BOOKE which enables PPC_ADV_DEBUG_REGS, and FSL_BOOKE is not enabled on 44x builds. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>