1 /* 2 * Copyright 2007-2009 Analog Devices Inc. 3 * Philippe Gerum <rpm@xenomai.org> 4 * 5 * Licensed under the GPL-2 or later. 6 */ 7 8 #ifndef __ASM_BLACKFIN_SMP_H 9 #define __ASM_BLACKFIN_SMP_H 10 11 #include <linux/kernel.h> 12 #include <linux/threads.h> 13 #include <linux/cpumask.h> 14 #include <linux/cache.h> 15 #include <asm/blackfin.h> 16 #include <mach/smp.h> 17 18 #define raw_smp_processor_id() blackfin_core_id() 19 20 extern void bfin_relocate_coreb_l1_mem(void); 21 extern void arch_send_call_function_single_ipi(int cpu); 22 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); 23 24 #if defined(CONFIG_SMP) && defined(CONFIG_ICACHE_FLUSH_L1) 25 asmlinkage void blackfin_icache_flush_range_l1(unsigned long *ptr); 26 extern unsigned long blackfin_iflush_l1_entry[NR_CPUS]; 27 #endif 28 29 struct corelock_slot { 30 int lock; 31 }; 32 extern struct corelock_slot corelock; 33 34 #ifdef __ARCH_SYNC_CORE_ICACHE 35 extern unsigned long icache_invld_count[NR_CPUS]; 36 #endif 37 #ifdef __ARCH_SYNC_CORE_DCACHE 38 extern unsigned long dcache_invld_count[NR_CPUS]; 39 #endif 40 41 void smp_icache_flush_range_others(unsigned long start, 42 unsigned long end); 43 #ifdef CONFIG_HOTPLUG_CPU 44 void coreb_die(void); 45 void cpu_die(void); 46 void platform_cpu_die(void); 47 int __cpu_disable(void); 48 int __cpu_die(unsigned int cpu); 49 #endif 50 51 void smp_timer_broadcast(const struct cpumask *mask); 52 53 54 #endif /* !__ASM_BLACKFIN_SMP_H */ 55