kernel.h 2.4 KB

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  1. #ifndef __SPARC_KERNEL_H
  2. #define __SPARC_KERNEL_H
  3. #include <linux/interrupt.h>
  4. #include <asm/traps.h>
  5. #include <asm/head.h>
  6. #include <asm/io.h>
  7. /* cpu.c */
  8. extern const char *sparc_pmu_type;
  9. extern unsigned int fsr_storage;
  10. extern int ncpus_probed;
  11. #ifdef CONFIG_SPARC64
  12. /* setup_64.c */
  13. struct seq_file;
  14. extern void cpucap_info(struct seq_file *);
  15. static inline unsigned long kimage_addr_to_ra(const char *p)
  16. {
  17. unsigned long val = (unsigned long) p;
  18. return kern_base + (val - KERNBASE);
  19. }
  20. #endif
  21. #ifdef CONFIG_SPARC32
  22. /* cpu.c */
  23. extern void cpu_probe(void);
  24. /* traps_32.c */
  25. extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
  26. unsigned long npc, unsigned long psr);
  27. /* muldiv.c */
  28. extern int do_user_muldiv (struct pt_regs *, unsigned long);
  29. /* irq_32.c */
  30. extern struct irqaction static_irqaction[];
  31. extern int static_irq_count;
  32. extern spinlock_t irq_action_lock;
  33. extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
  34. extern void init_IRQ(void);
  35. /* sun4c_irq.c */
  36. extern void sun4c_init_IRQ(void);
  37. /* sun4m_irq.c */
  38. extern unsigned int lvl14_resolution;
  39. extern void sun4m_init_IRQ(void);
  40. extern void sun4m_unmask_profile_irq(void);
  41. extern void sun4m_clear_profile_irq(int cpu);
  42. /* sun4d_irq.c */
  43. extern spinlock_t sun4d_imsk_lock;
  44. extern void sun4d_init_IRQ(void);
  45. extern int sun4d_request_irq(unsigned int irq,
  46. irq_handler_t handler,
  47. unsigned long irqflags,
  48. const char *devname, void *dev_id);
  49. extern int show_sun4d_interrupts(struct seq_file *, void *);
  50. extern void sun4d_distribute_irqs(void);
  51. extern void sun4d_free_irq(unsigned int irq, void *dev_id);
  52. /* head_32.S */
  53. extern unsigned int t_nmi[];
  54. extern unsigned int linux_trap_ipi15_sun4d[];
  55. extern unsigned int linux_trap_ipi15_sun4m[];
  56. extern struct tt_entry trapbase_cpu1;
  57. extern struct tt_entry trapbase_cpu2;
  58. extern struct tt_entry trapbase_cpu3;
  59. extern char cputypval[];
  60. /* entry.S */
  61. extern unsigned long lvl14_save[4];
  62. extern unsigned int real_irq_entry[];
  63. extern unsigned int smp4d_ticker[];
  64. extern unsigned int patchme_maybe_smp_msg[];
  65. extern void floppy_hardint(void);
  66. /* trampoline_32.S */
  67. extern int __smp4m_processor_id(void);
  68. extern int __smp4d_processor_id(void);
  69. extern unsigned long sun4m_cpu_startup;
  70. extern unsigned long sun4d_cpu_startup;
  71. #else /* CONFIG_SPARC32 */
  72. #endif /* CONFIG_SPARC32 */
  73. #endif /* !(__SPARC_KERNEL_H) */