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powerpc: Merge 32-bit and 64-bit setup_arch()

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There is little enough differences now.

mpe: Add a/p/k/setup.h to contain the prototypes and empty versions of
functions we need, rather than using weak functions. Add a few other
empty versions to avoid as many #ifdefs as possible in the code.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Benjamin Herrenschmidt
2016-07-05 15:07:51 +10:00
committed by Michael Ellerman
parent 009776baa1
commit b1923caa6e
6 changed files with 250 additions and 233 deletions
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9
arch/powerpc/include/asm/smp.h
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@@ -160,9 +160,6 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
{
paca[cpu].hw_cpu_id = phys;
}
extern void smp_release_cpus(void);
#else
/* 32-bit */
#ifndef CONFIG_SMP
@@ -179,6 +176,12 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
#endif /* !CONFIG_SMP */
#endif /* !CONFIG_PPC64 */
#if defined(CONFIG_PPC64) && (defined(CONFIG_SMP) || defined(CONFIG_KEXEC))
extern void smp_release_cpus(void);
#else
static inline void smp_release_cpus(void) { };
#endif
extern int smt_enabled_at_boot;
extern void smp_mpic_probe(void);