From 7d5f5fa276efbbe45f0ed270b3f4e4a2816398c2 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Tue, 20 Aug 2013 22:51:47 +0200 Subject: m68k: Add kexec support Signed-off-by: Geert Uytterhoeven --- arch/m68k/Kconfig | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'arch/m68k/Kconfig') diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 75f25a8e3001..178dffa9de80 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -87,6 +87,23 @@ config MMU_SUN3 bool depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE +config KEXEC + bool "kexec system call" + depends on M68KCLASSIC + help + kexec is a system call that implements the ability to shutdown your + current kernel, and to start another kernel. It is like a reboot + but it is independent of the system firmware. And like a reboot + you can start any kernel with it, not just Linux. + + The name comes from the similarity to the exec system call. + + It is an ongoing process to be certain the hardware in a machine + is properly shutdown, so do not be surprised if this code does not + initially work for you. As of this writing the exact hardware + interface is strongly in flux, so no good recommendation can be + made. + menu "Platform setup" source arch/m68k/Kconfig.cpu -- cgit v1.2.1