1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_UV_UV_H
3 #define _ASM_X86_UV_UV_H
5 #include <asm/tlbflush.h>
7 enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
13 #include <linux/efi.h>
15 extern unsigned long uv_systab_phys;
17 extern enum uv_system_type get_uv_system_type(void);
18 static inline bool is_early_uv_system(void)
20 return uv_systab_phys && uv_systab_phys != EFI_INVALID_TABLE_ADDR;
22 extern int is_uv_system(void);
23 extern int is_uv_hubless(void);
24 extern void uv_cpu_init(void);
25 extern void uv_nmi_init(void);
26 extern void uv_system_init(void);
27 extern const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
28 const struct flush_tlb_info *info);
32 static inline enum uv_system_type get_uv_system_type(void) { return UV_NONE; }
33 static inline bool is_early_uv_system(void) { return 0; }
34 static inline int is_uv_system(void) { return 0; }
35 static inline int is_uv_hubless(void) { return 0; }
36 static inline void uv_cpu_init(void) { }
37 static inline void uv_system_init(void) { }
38 static inline const struct cpumask *
39 uv_flush_tlb_others(const struct cpumask *cpumask,
40 const struct flush_tlb_info *info)
45 #endif /* _ASM_X86_UV_UV_H */