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
11extern const char *sparc_pmu_type;
12extern unsigned int fsr_storage;
13extern int ncpus_probed;
14
15#ifdef CONFIG_SPARC64
16
17struct seq_file;
18extern void cpucap_info(struct seq_file *);
19
20static 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
30void sparc32_start_kernel(struct linux_romvec *rp);
31
32
33extern void cpu_probe(void);
34
35
36extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
37 unsigned long npc, unsigned long psr);
38
39extern struct irqaction static_irqaction[];
40extern int static_irq_count;
41extern spinlock_t irq_action_lock;
42
43extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
44extern void init_IRQ(void);
45
46
47extern void sun4m_init_IRQ(void);
48extern void sun4m_unmask_profile_irq(void);
49extern void sun4m_clear_profile_irq(int cpu);
50
51
52void sun4m_cpu_pre_starting(void *arg);
53void sun4m_cpu_pre_online(void *arg);
54
55
56extern spinlock_t sun4d_imsk_lock;
57
58extern void sun4d_init_IRQ(void);
59extern int sun4d_request_irq(unsigned int irq,
60 irq_handler_t handler,
61 unsigned long irqflags,
62 const char *devname, void *dev_id);
63extern int show_sun4d_interrupts(struct seq_file *, void *);
64extern void sun4d_distribute_irqs(void);
65extern void sun4d_free_irq(unsigned int irq, void *dev_id);
66
67
68void sun4d_cpu_pre_starting(void *arg);
69void sun4d_cpu_pre_online(void *arg);
70
71
72void leon_cpu_pre_starting(void *arg);
73void leon_cpu_pre_online(void *arg);
74
75
76extern unsigned int t_nmi[];
77extern unsigned int linux_trap_ipi15_sun4d[];
78extern unsigned int linux_trap_ipi15_sun4m[];
79
80extern struct tt_entry trapbase_cpu1;
81extern struct tt_entry trapbase_cpu2;
82extern struct tt_entry trapbase_cpu3;
83
84extern char cputypval[];
85
86
87extern unsigned long lvl14_save[4];
88extern unsigned int real_irq_entry[];
89extern unsigned int smp4d_ticker[];
90extern unsigned int patchme_maybe_smp_msg[];
91
92extern void floppy_hardint(void);
93
94
95extern unsigned long sun4m_cpu_startup;
96extern unsigned long sun4d_cpu_startup;
97
98#else
99#endif
100#endif
101