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Open Menu / arch / sparc / kernel / kernel.h
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#ifndef __SPARC_KERNEL_H
#define __SPARC_KERNEL_H

#include <linux/interrupt.h>

#include <asm/traps.h>

/* cpu.c */
extern const char *sparc_cpu_type;
extern const char *sparc_pmu_type;
extern const char *sparc_fpu_type;

extern unsigned int fsr_storage;

#ifdef CONFIG_SPARC32
/* cpu.c */
extern void cpu_probe(void);

/* traps_32.c */
extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
                              unsigned long npc, unsigned long psr);
/* muldiv.c */
extern int do_user_muldiv (struct pt_regs *, unsigned long);

/* irq_32.c */
extern struct irqaction static_irqaction[];
extern int static_irq_count;
extern spinlock_t irq_action_lock;

extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
extern void init_IRQ(void);

/* sun4c_irq.c */
extern void sun4c_init_IRQ(void);

/* sun4m_irq.c */
extern unsigned int lvl14_resolution;

extern void sun4m_init_IRQ(void);
extern void sun4m_clear_profile_irq(int cpu);

/* sun4d_irq.c */
extern spinlock_t sun4d_imsk_lock;

extern void sun4d_init_IRQ(void);
extern int sun4d_request_irq(unsigned int irq,
                             irq_handler_t handler,
                             unsigned long irqflags,
                             const char *devname, void *dev_id);
extern int show_sun4d_interrupts(struct seq_file *, void *);
extern void sun4d_distribute_irqs(void);
extern void sun4d_free_irq(unsigned int irq, void *dev_id);

/* head_32.S */
extern unsigned int t_nmi[];
extern unsigned int linux_trap_ipi15_sun4d[];
extern unsigned int linux_trap_ipi15_sun4m[];

extern struct tt_entry trapbase_cpu1;
extern struct tt_entry trapbase_cpu2;
extern struct tt_entry trapbase_cpu3;

extern char cputypval[];

/* entry.S */
extern unsigned long lvl14_save[4];
extern unsigned int real_irq_entry[];
extern unsigned int smp4d_ticker[];
extern unsigned int patchme_maybe_smp_msg[];

extern void floppy_hardint(void);

/* trampoline_32.S */
extern int __smp4m_processor_id(void);
extern int __smp4d_processor_id(void);
extern unsigned long sun4m_cpu_startup;
extern unsigned long sun4d_cpu_startup;

#else /* CONFIG_SPARC32 */
#endif /* CONFIG_SPARC32 */
#endif /* !(__SPARC_KERNEL_H) */