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powerpc/mpc85xx: Add CPU hotplug support for E6500

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Support Freescale E6500 core-based platforms, like t4240.
Support disabling/enabling individual CPU thread dynamically.

Signed-off-by: Chenhui Zhao <chenhui.zhao@freescale.com>
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chenhui zhao
2015-11-20 17:14:02 +08:00
committed by Scott Wood
parent 2f4f1f815b
commit 6becef7ea0
4 changed files with 124 additions and 31 deletions
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arch/powerpc/include/asm/smp.h
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@@ -200,6 +200,7 @@ extern void generic_secondary_thread_init(void);
extern unsigned long __secondary_hold_spinloop;
extern unsigned long __secondary_hold_acknowledge;
extern char __secondary_hold;
extern unsigned int booting_thread_hwid;
extern void __early_start(void);
#endif /* __ASSEMBLY__ */