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review.evervolv.com / android_kernel_oneplus_msm8996 / aa6f079075d3396d4ac8a5d84ad724bfe8fc1ba9 / . / arch / sparc / kernel / kernel.h
blob: 8abbad38e34e55576c3b01925cfa38fa8cdb4f85 [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 */
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]50extern void sun4m_init_IRQ(void);
Sam Ravnborg6baa9b22011-04-18 11:25:44 +0000[diff] [blame]51extern void sun4m_unmask_profile_irq(void);
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]52extern void sun4m_clear_profile_irq(int cpu);
53
54/* sun4d_irq.c */
55extern spinlock_t sun4d_imsk_lock;
56
57extern void sun4d_init_IRQ(void);
58extern int sun4d_request_irq(unsigned int irq,
59 irq_handler_t handler,
60 unsigned long irqflags,
61 const char *devname, void *dev_id);
62extern int show_sun4d_interrupts(struct seq_file *, void *);
63extern void sun4d_distribute_irqs(void);
64extern void sun4d_free_irq(unsigned int irq, void *dev_id);
65
66/* head_32.S */
67extern unsigned int t_nmi[];
68extern unsigned int linux_trap_ipi15_sun4d[];
69extern unsigned int linux_trap_ipi15_sun4m[];
70
Sam Ravnborga2a211c2011-02-25 22:59:20 -0800[diff] [blame]71extern struct tt_entry trapbase_cpu1;
72extern struct tt_entry trapbase_cpu2;
73extern struct tt_entry trapbase_cpu3;
Sam Ravnborgb7afdb72011-01-28 22:08:18 +0000[diff] [blame]74
75extern char cputypval[];
76
77/* entry.S */
78extern unsigned long lvl14_save[4];
79extern unsigned int real_irq_entry[];
80extern unsigned int smp4d_ticker[];
81extern unsigned int patchme_maybe_smp_msg[];
82
83extern void floppy_hardint(void);
84
85/* trampoline_32.S */
86extern int __smp4m_processor_id(void);
87extern int __smp4d_processor_id(void);
88extern unsigned long sun4m_cpu_startup;
89extern unsigned long sun4d_cpu_startup;
Sam Ravnborg81265fd2008-12-08 01:08:24 -0800[diff] [blame]90
Sam Ravnborg8d74e322008-12-08 01:04:59 -0800[diff] [blame]91#else /* CONFIG_SPARC32 */
Sam Ravnborg7105de82008-12-08 01:07:47 -0800[diff] [blame]92#endif /* CONFIG_SPARC32 */
93#endif /* !(__SPARC_KERNEL_H) */