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review.evervolv.com / android_kernel_oneplus_msm8996 / ea5e7447ea9d555558e0f13798f5143dd51a915a / . / arch / sparc / kernel / kernel.h
blob: fd6c36b1df743140c2aaa5d4139feec5075427c7 [file] [log] [blame]
Sam Ravnborg7105de82008-12-08 01:07:47 -0800[diff] [blame]1#ifndef __SPARC_KERNEL_H
2#define __SPARC_KERNEL_H
Sam Ravnborg81265fd2008-12-08 01:08:24 -0800[diff] [blame]3
4#include <linux/interrupt.h>
5
Sam Ravnborga2a211c2011-02-25 22:59:20 -0800[diff] [blame]6#include <asm/traps.h>
David S. Millerea5e7442011-08-01 23:27:17 -0700[diff] [blame^]7#include <asm/head.h>
8#include <asm/io.h>
Sam Ravnborga2a211c2011-02-25 22:59:20 -0800[diff] [blame]9
Sam Ravnborg53ae3412008-12-07 00:02:08 -0800[diff] [blame]10/* cpu.c */
David S. Millerc3cf5e82009-01-21 23:16:40 -0800[diff] [blame]11extern const char *sparc_pmu_type;
Sam Ravnborg53ae3412008-12-07 00:02:08 -0800[diff] [blame]12extern unsigned int fsr_storage;
Sam Ravnborgcb1b8202011-04-21 15:45:45 -0700[diff] [blame]13extern int ncpus_probed;
Sam Ravnborg53ae3412008-12-07 00:02:08 -0800[diff] [blame]14
David S. Millerac85fe82011-07-28 23:31:26 -0700[diff] [blame]15#ifdef CONFIG_SPARC64
16/* setup_64.c */
17struct seq_file;
18extern void cpucap_info(struct seq_file *);
David S. Millerea5e7442011-08-01 23:27:17 -0700[diff] [blame^]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}
David S. Millerac85fe82011-07-28 23:31:26 -0700[diff] [blame]26#endif
27
Sam Ravnborg8d74e322008-12-08 01:04:59 -0800[diff] [blame]28#ifdef CONFIG_SPARC32
29/* cpu.c */
Sam Ravnborg53ae3412008-12-07 00:02:08 -0800[diff] [blame]30extern void cpu_probe(void);
31
Sam Ravnborg8d74e322008-12-08 01:04:59 -0800[diff] [blame]32/* traps_32.c */
33extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
34 unsigned long npc, unsigned long psr);
35/* muldiv.c */
36extern int do_user_muldiv (struct pt_regs *, unsigned long);
Sam Ravnborg81265fd2008-12-08 01:08:24 -0800[diff] [blame]37
38/* irq_32.c */
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);
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]44extern void init_IRQ(void);
45
46/* sun4c_irq.c */
47extern void sun4c_init_IRQ(void);
48
49/* sun4m_irq.c */
50extern unsigned int lvl14_resolution;
51
52extern void sun4m_init_IRQ(void);
Sam Ravnborg6baa9b22011-04-18 11:25:44 +0000[diff] [blame]53extern void sun4m_unmask_profile_irq(void);
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]54extern void sun4m_clear_profile_irq(int cpu);
55
56/* sun4d_irq.c */
57extern spinlock_t sun4d_imsk_lock;
58
59extern void sun4d_init_IRQ(void);
60extern int sun4d_request_irq(unsigned int irq,
61 irq_handler_t handler,
62 unsigned long irqflags,
63 const char *devname, void *dev_id);
64extern int show_sun4d_interrupts(struct seq_file *, void *);
65extern void sun4d_distribute_irqs(void);
66extern void sun4d_free_irq(unsigned int irq, void *dev_id);
67
68/* head_32.S */
69extern unsigned int t_nmi[];
70extern unsigned int linux_trap_ipi15_sun4d[];
71extern unsigned int linux_trap_ipi15_sun4m[];
72
Sam Ravnborga2a211c2011-02-25 22:59:20 -0800[diff] [blame]73extern struct tt_entry trapbase_cpu1;
74extern struct tt_entry trapbase_cpu2;
75extern struct tt_entry trapbase_cpu3;
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]76
77extern char cputypval[];
78
79/* entry.S */
80extern unsigned long lvl14_save[4];
81extern unsigned int real_irq_entry[];
82extern unsigned int smp4d_ticker[];
83extern unsigned int patchme_maybe_smp_msg[];
84
85extern void floppy_hardint(void);
86
87/* trampoline_32.S */
88extern int __smp4m_processor_id(void);
89extern int __smp4d_processor_id(void);
90extern unsigned long sun4m_cpu_startup;
91extern unsigned long sun4d_cpu_startup;
Sam Ravnborg81265fd2008-12-08 01:08:24 -0800[diff] [blame]92
Sam Ravnborg8d74e322008-12-08 01:04:59 -0800[diff] [blame]93#else /* CONFIG_SPARC32 */
Sam Ravnborg7105de82008-12-08 01:07:47 -0800[diff] [blame]94#endif /* CONFIG_SPARC32 */
95#endif /* !(__SPARC_KERNEL_H) */