1 #ifndef __SPARC_KERNEL_H
2 #define __SPARC_KERNEL_H
4 #include <linux/interrupt.h>
11 extern const char *sparc_pmu_type
;
12 extern unsigned int fsr_storage
;
13 extern int ncpus_probed
;
18 extern void cpucap_info(struct seq_file
*);
20 static inline unsigned long kimage_addr_to_ra(const char *p
)
22 unsigned long val
= (unsigned long) p
;
24 return kern_base
+ (val
- KERNBASE
);
30 void sparc32_start_kernel(struct linux_romvec
*rp
);
33 extern void cpu_probe(void);
36 extern void handle_hw_divzero(struct pt_regs
*regs
, unsigned long pc
,
37 unsigned long npc
, unsigned long psr
);
39 extern struct irqaction static_irqaction
[];
40 extern int static_irq_count
;
41 extern spinlock_t irq_action_lock
;
43 extern void unexpected_irq(int irq
, void *dev_id
, struct pt_regs
* regs
);
44 extern void init_IRQ(void);
47 extern void sun4m_init_IRQ(void);
48 extern void sun4m_unmask_profile_irq(void);
49 extern void sun4m_clear_profile_irq(int cpu
);
52 void sun4m_cpu_pre_starting(void *arg
);
53 void sun4m_cpu_pre_online(void *arg
);
56 extern spinlock_t sun4d_imsk_lock
;
58 extern void sun4d_init_IRQ(void);
59 extern int sun4d_request_irq(unsigned int irq
,
60 irq_handler_t handler
,
61 unsigned long irqflags
,
62 const char *devname
, void *dev_id
);
63 extern int show_sun4d_interrupts(struct seq_file
*, void *);
64 extern void sun4d_distribute_irqs(void);
65 extern void sun4d_free_irq(unsigned int irq
, void *dev_id
);
68 void sun4d_cpu_pre_starting(void *arg
);
69 void sun4d_cpu_pre_online(void *arg
);
72 void leon_cpu_pre_starting(void *arg
);
73 void leon_cpu_pre_online(void *arg
);
76 extern unsigned int t_nmi
[];
77 extern unsigned int linux_trap_ipi15_sun4d
[];
78 extern unsigned int linux_trap_ipi15_sun4m
[];
80 extern struct tt_entry trapbase_cpu1
;
81 extern struct tt_entry trapbase_cpu2
;
82 extern struct tt_entry trapbase_cpu3
;
84 extern char cputypval
[];
87 extern unsigned long lvl14_save
[4];
88 extern unsigned int real_irq_entry
[];
89 extern unsigned int smp4d_ticker
[];
90 extern unsigned int patchme_maybe_smp_msg
[];
92 extern void floppy_hardint(void);
95 extern unsigned long sun4m_cpu_startup
;
96 extern unsigned long sun4d_cpu_startup
;
99 asmlinkage
int sparc_do_fork(unsigned long clone_flags
,
100 unsigned long stack_start
,
101 struct pt_regs
*regs
,
102 unsigned long stack_size
);
105 asmlinkage
void do_sigreturn(struct pt_regs
*regs
);
106 asmlinkage
void do_rt_sigreturn(struct pt_regs
*regs
);
107 void do_notify_resume(struct pt_regs
*regs
, unsigned long orig_i0
,
108 unsigned long thread_info_flags
);
109 asmlinkage
int do_sys_sigstack(struct sigstack __user
*ssptr
,
110 struct sigstack __user
*ossptr
,
114 void try_to_clear_window_buffer(struct pt_regs
*regs
, int who
);
117 void __init
clock_stop_probe(void);
120 void __init
auxio_probe(void);
121 void __init
auxio_power_probe(void);
123 #else /* CONFIG_SPARC32 */
124 #endif /* CONFIG_SPARC32 */
125 #endif /* !(__SPARC_KERNEL_H) */