aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sparc/kernel/kernel.h
blob: 5ab4bc21be833db0acb5b3ce704d8e31287e75ae (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#ifndef __SPARC_KERNEL_H
#define __SPARC_KERNEL_H

#include <linux/interrupt.h>
#include <linux/ftrace.h>

#include <asm/traps.h>
#include <asm/head.h>
#include <asm/io.h>

/* cpu.c */
extern const char *sparc_pmu_type;
extern unsigned int fsr_storage;
extern int ncpus_probed;

#ifdef CONFIG_SPARC64
/* setup_64.c */
struct seq_file;
void cpucap_info(struct seq_file *);

static inline unsigned long kimage_addr_to_ra(const void *p)
{
	unsigned long val = (unsigned long) p;

	return kern_base + (val - KERNBASE);
}

/* sys_sparc_64.c */
asmlinkage long sys_kern_features(void);

/* unaligned_64.c */
asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
int handle_popc(u32 insn, struct pt_regs *regs);
void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);

/* smp_64.c */
void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs);
void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);

#endif

#ifdef CONFIG_SPARC32
/* setup_32.c */
struct linux_romvec;
void sparc32_start_kernel(struct linux_romvec *rp);

/* cpu.c */
void cpu_probe(void);

/* traps_32.c */
void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
                       unsigned long npc, unsigned long psr);
/* irq_32.c */
extern struct irqaction static_irqaction[];
extern int static_irq_count;
extern spinlock_t irq_action_lock;

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

/* sun4m_irq.c */
void sun4m_init_IRQ(void);
void sun4m_unmask_profile_irq(void);
void sun4m_clear_profile_irq(int cpu);

/* sun4m_smp.c */
void sun4m_cpu_pre_starting(void *arg);
void sun4m_cpu_pre_online(void *arg);
void __init smp4m_boot_cpus(void);
int smp4m_boot_one_cpu(int i, struct task_struct *idle);
void __init smp4m_smp_done(void);
void smp4m_cross_call_irq(void);
void smp4m_percpu_timer_interrupt(struct pt_regs *regs);

/* sun4d_irq.c */
extern spinlock_t sun4d_imsk_lock;

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

/* sun4d_smp.c */
void sun4d_cpu_pre_starting(void *arg);
void sun4d_cpu_pre_online(void *arg);
void __init smp4d_boot_cpus(void);
int smp4d_boot_one_cpu(int i, struct task_struct *idle);
void __init smp4d_smp_done(void);
void smp4d_cross_call_irq(void);
void smp4d_percpu_timer_interrupt(struct pt_regs *regs);

/* leon_smp.c */
void leon_cpu_pre_starting(void *arg);
void leon_cpu_pre_online(void *arg);
void leonsmp_ipi_interrupt(void);
void leon_cross_call_irq(void);

/* 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[];

void floppy_hardint(void);

/* trampoline_32.S */
extern unsigned long sun4m_cpu_startup;
extern unsigned long sun4d_cpu_startup;

/* process_32.c */
asmlinkage int sparc_do_fork(unsigned long clone_flags,
                             unsigned long stack_start,
                             struct pt_regs *regs,
                             unsigned long stack_size);

/* signal_32.c */
asmlinkage void do_sigreturn(struct pt_regs *regs);
asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
                      unsigned long thread_info_flags);
asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
                               struct sigstack __user *ossptr,
                               unsigned long sp);

/* ptrace_32.c */
asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);

/* unaligned_32.c */
asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);

/* windows.c */
void try_to_clear_window_buffer(struct pt_regs *regs, int who);

/* auxio_32.c */
void __init auxio_probe(void);
void __init auxio_power_probe(void);

/* pcic.c */
extern void __iomem *pcic_regs;
void pcic_nmi(unsigned int pend, struct pt_regs *regs);

/* time_32.c */
void __init time_init(void);

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