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powerpc: Remaining 64-bit Book3E support

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This contains all the bits that didn't fit in previous patches :-) This
includes the actual exception handlers assembly, the changes to the
kernel entry, other misc bits and wiring it all up in Kconfig.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2009-07-23 23:15:59 +00:00
parent 32a74949b7
commit 2d27cfd328
12 changed files with 993 additions and 24 deletions
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5
arch/powerpc/include/asm/hw_irq.h
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@ -49,8 +49,13 @@ extern void iseries_handle_interrupts(void);
#define raw_irqs_disabled() (local_get_flags() == 0)
#define raw_irqs_disabled_flags(flags) ((flags) == 0)
#ifdef CONFIG_PPC_BOOK3E
#define __hard_irq_enable() __asm__ __volatile__("wrteei 1": : :"memory");
#define __hard_irq_disable() __asm__ __volatile__("wrteei 0": : :"memory");
#else
#define __hard_irq_enable() __mtmsrd(mfmsr() | MSR_EE, 1)
#define __hard_irq_disable() __mtmsrd(mfmsr() & ~MSR_EE, 1)
#endif
#define hard_irq_disable() \
do { \