From: Mahesh Salgaonkar <mah...@linux.vnet.ibm.com> This patch introduces a new config option CONFIG_FA_DUMP for firmware assisted dump feature on Powerpc (ppc64) architecture.
Signed-off-by: Mahesh Salgaonkar <mah...@linux.vnet.ibm.com> --- arch/powerpc/Kconfig | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 2729c66..a424ad3 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -376,6 +376,19 @@ config PHYP_DUMP If unsure, say "N" +config FA_DUMP + bool "Firmware-assisted dump" + depends on PPC64 || PPC_RTAS || CRASH_DUMP + help + A robust mechanism to get reliable kernel crash dump with + assistance from firmware. This approach does not use kexec, + instead firmware assists in booting the kdump kernel + while preserving memory contents. Firmware-assisted dump + is meant to be a kdump replacement offering robustness and + speed not possible without system firmware assistance. + + If unsure, say "N" + config PPCBUG_NVRAM bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC default y if PPC_PREP _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev