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67 lines
1.6 KiB
67 lines
1.6 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Prototypes for functions that are shared between setup_(32|64|common).c |
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* |
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* Copyright 2016 Michael Ellerman, IBM Corporation. |
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*/ |
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#ifndef __ARCH_POWERPC_KERNEL_SETUP_H |
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#define __ARCH_POWERPC_KERNEL_SETUP_H |
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void initialize_cache_info(void); |
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void irqstack_early_init(void); |
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#ifdef CONFIG_PPC32 |
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void setup_power_save(void); |
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#else |
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static inline void setup_power_save(void) { } |
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#endif |
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#if defined(CONFIG_PPC64) && defined(CONFIG_SMP) |
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void check_smt_enabled(void); |
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#else |
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static inline void check_smt_enabled(void) { } |
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#endif |
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#if defined(CONFIG_PPC_BOOK3E) && defined(CONFIG_SMP) |
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void setup_tlb_core_data(void); |
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#else |
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static inline void setup_tlb_core_data(void) { } |
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#endif |
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#if defined(CONFIG_PPC_BOOK3E) || defined(CONFIG_BOOKE) || defined(CONFIG_40x) |
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void exc_lvl_early_init(void); |
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#else |
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static inline void exc_lvl_early_init(void) { } |
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#endif |
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#if defined(CONFIG_PPC64) || defined(CONFIG_VMAP_STACK) |
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void emergency_stack_init(void); |
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#else |
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static inline void emergency_stack_init(void) { } |
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#endif |
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#ifdef CONFIG_PPC64 |
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u64 ppc64_bolted_size(void); |
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/* Default SPR values from firmware/kexec */ |
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extern unsigned long spr_default_dscr; |
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#endif |
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/* |
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* Having this in kvm_ppc.h makes include dependencies too |
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* tricky to solve for setup-common.c so have it here. |
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*/ |
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#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE |
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void kvm_cma_reserve(void); |
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#else |
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static inline void kvm_cma_reserve(void) { } |
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#endif |
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#ifdef CONFIG_TAU |
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u32 cpu_temp(unsigned long cpu); |
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u32 cpu_temp_both(unsigned long cpu); |
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u32 tau_interrupts(unsigned long cpu); |
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#endif /* CONFIG_TAU */ |
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#endif /* __ARCH_POWERPC_KERNEL_SETUP_H */
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