CONFIG_OPAL_CORE: Export OPAL memory as /sys/firmware/opal/core

General informations

The Linux kernel configuration item CONFIG_OPAL_CORE:

• prompt: Export OPAL memory as /sys/firmware/opal/core
• type: bool
• depends on: CONFIG_PPC64 && CONFIG_PPC_POWERNV
• defined in arch/powerpc/Kconfig
• found in Linux kernels: 5.4–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

This option uses the MPIPL support in firmware to provide an ELF core of OPAL memory after a crash. The ELF core is exported as /sys/firmware/opal/core file which is helpful in debugging OPAL crashes using GDB.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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