xref: /linux/arch/sparc/include/asm/percpu_64.h (revision 367b8112fe2ea5c39a7bb4d263dcdd9b612fae18)
1 #ifndef __ARCH_SPARC64_PERCPU__
2 #define __ARCH_SPARC64_PERCPU__
3 
4 #include <linux/compiler.h>
5 
6 register unsigned long __local_per_cpu_offset asm("g5");
7 
8 #ifdef CONFIG_SMP
9 
10 extern void real_setup_per_cpu_areas(void);
11 
12 extern unsigned long __per_cpu_base;
13 extern unsigned long __per_cpu_shift;
14 #define __per_cpu_offset(__cpu) \
15 	(__per_cpu_base + ((unsigned long)(__cpu) << __per_cpu_shift))
16 #define per_cpu_offset(x) (__per_cpu_offset(x))
17 
18 #define __my_cpu_offset __local_per_cpu_offset
19 
20 #else /* ! SMP */
21 
22 #define real_setup_per_cpu_areas()		do { } while (0)
23 
24 #endif	/* SMP */
25 
26 #include <asm-generic/percpu.h>
27 
28 #endif /* __ARCH_SPARC64_PERCPU__ */
29