1 #ifndef __SPARC_KERNEL_H 2 #define __SPARC_KERNEL_H 3 4 #include <linux/interrupt.h> 5 6 #include <asm/traps.h> 7 #include <asm/head.h> 8 #include <asm/io.h> 9 10 /* cpu.c */ 11 extern const char *sparc_pmu_type; 12 extern unsigned int fsr_storage; 13 extern int ncpus_probed; 14 15 #ifdef CONFIG_SPARC64 16 /* setup_64.c */ 17 struct seq_file; 18 extern void cpucap_info(struct seq_file *); 19 20 static inline unsigned long kimage_addr_to_ra(const char *p) 21 { 22 unsigned long val = (unsigned long) p; 23 24 return kern_base + (val - KERNBASE); 25 } 26 #endif 27 28 #ifdef CONFIG_SPARC32 29 /* setup_32.c */ 30 void sparc32_start_kernel(struct linux_romvec *rp); 31 32 /* cpu.c */ 33 extern void cpu_probe(void); 34 35 /* traps_32.c */ 36 extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc, 37 unsigned long npc, unsigned long psr); 38 /* irq_32.c */ 39 extern struct irqaction static_irqaction[]; 40 extern int static_irq_count; 41 extern spinlock_t irq_action_lock; 42 43 extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs); 44 extern void init_IRQ(void); 45 46 /* sun4m_irq.c */ 47 extern void sun4m_init_IRQ(void); 48 extern void sun4m_unmask_profile_irq(void); 49 extern void sun4m_clear_profile_irq(int cpu); 50 51 /* sun4d_irq.c */ 52 extern spinlock_t sun4d_imsk_lock; 53 54 extern void sun4d_init_IRQ(void); 55 extern int sun4d_request_irq(unsigned int irq, 56 irq_handler_t handler, 57 unsigned long irqflags, 58 const char *devname, void *dev_id); 59 extern int show_sun4d_interrupts(struct seq_file *, void *); 60 extern void sun4d_distribute_irqs(void); 61 extern void sun4d_free_irq(unsigned int irq, void *dev_id); 62 63 /* head_32.S */ 64 extern unsigned int t_nmi[]; 65 extern unsigned int linux_trap_ipi15_sun4d[]; 66 extern unsigned int linux_trap_ipi15_sun4m[]; 67 68 extern struct tt_entry trapbase_cpu1; 69 extern struct tt_entry trapbase_cpu2; 70 extern struct tt_entry trapbase_cpu3; 71 72 extern char cputypval[]; 73 74 /* entry.S */ 75 extern unsigned long lvl14_save[4]; 76 extern unsigned int real_irq_entry[]; 77 extern unsigned int smp4d_ticker[]; 78 extern unsigned int patchme_maybe_smp_msg[]; 79 80 extern void floppy_hardint(void); 81 82 /* trampoline_32.S */ 83 extern unsigned long sun4m_cpu_startup; 84 extern unsigned long sun4d_cpu_startup; 85 86 #else /* CONFIG_SPARC32 */ 87 #endif /* CONFIG_SPARC32 */ 88 #endif /* !(__SPARC_KERNEL_H) */ 89