arch/sparc/kernel/kernel.h

   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 /* cpu.c */
  11 extern const char *sparc_pmu_type;
  12 extern unsigned int fsr_storage;
  13 extern int ncpus_probed;
  14
  15 #ifdef CONFIG_SPARC64
  16 /* setup_64.c */
  17 struct seq_file;
  18 extern void cpucap_info(struct seq_file *);
  19
  20 static 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 /* setup_32.c */
  30 struct linux_romvec;
  31 void sparc32_start_kernel(struct linux_romvec *rp);
  32
  33 /* cpu.c */
  34 extern void cpu_probe(void);
  35
  36 /* traps_32.c */
  37 extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
  38                               unsigned long npc, unsigned long psr);
  39 /* irq_32.c */
  40 extern struct irqaction static_irqaction[];
  41 extern int static_irq_count;
  42 extern spinlock_t irq_action_lock;
  43
  44 extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
  45 extern void init_IRQ(void);
  46
  47 /* sun4m_irq.c */
  48 extern void sun4m_init_IRQ(void);
  49 extern void sun4m_unmask_profile_irq(void);
  50 extern void sun4m_clear_profile_irq(int cpu);
  51
  52 /* sun4m_smp.c */
  53 void sun4m_cpu_pre_starting(void *arg);
  54 void sun4m_cpu_pre_online(void *arg);
  55 void __init smp4m_boot_cpus(void);
  56 int smp4m_boot_one_cpu(int i, struct task_struct *idle);
  57 void __init smp4m_smp_done(void);
  58 void smp4m_cross_call_irq(void);
  59 void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
  60
  61 /* sun4d_irq.c */
  62 extern spinlock_t sun4d_imsk_lock;
  63
  64 extern void sun4d_init_IRQ(void);
  65 extern int sun4d_request_irq(unsigned int irq,
  66                              irq_handler_t handler,
  67                              unsigned long irqflags,
  68                              const char *devname, void *dev_id);
  69 extern int show_sun4d_interrupts(struct seq_file *, void *);
  70 extern void sun4d_distribute_irqs(void);
  71 extern void sun4d_free_irq(unsigned int irq, void *dev_id);
  72
  73 /* sun4d_smp.c */
  74 void sun4d_cpu_pre_starting(void *arg);
  75 void sun4d_cpu_pre_online(void *arg);
  76 void __init smp4d_boot_cpus(void);
  77 int smp4d_boot_one_cpu(int i, struct task_struct *idle);
  78 void __init smp4d_smp_done(void);
  79 void smp4d_cross_call_irq(void);
  80 void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
  81
  82 /* leon_smp.c */
  83 void leon_cpu_pre_starting(void *arg);
  84 void leon_cpu_pre_online(void *arg);
  85 void leonsmp_ipi_interrupt(void);
  86 void leon_cross_call_irq(void);
  87
  88 /* head_32.S */
  89 extern unsigned int t_nmi[];
  90 extern unsigned int linux_trap_ipi15_sun4d[];
  91 extern unsigned int linux_trap_ipi15_sun4m[];
  92
  93 extern struct tt_entry trapbase_cpu1;
  94 extern struct tt_entry trapbase_cpu2;
  95 extern struct tt_entry trapbase_cpu3;
  96
  97 extern char cputypval[];
  98
  99 /* entry.S */
 100 extern unsigned long lvl14_save[4];
 101 extern unsigned int real_irq_entry[];
 102 extern unsigned int smp4d_ticker[];
 103 extern unsigned int patchme_maybe_smp_msg[];
 104
 105 extern void floppy_hardint(void);
 106
 107 /* trampoline_32.S */
 108 extern unsigned long sun4m_cpu_startup;
 109 extern unsigned long sun4d_cpu_startup;
 110
 111 /* process_32.c */
 112 asmlinkage int sparc_do_fork(unsigned long clone_flags,
 113                              unsigned long stack_start,
 114                              struct pt_regs *regs,
 115                              unsigned long stack_size);
 116
 117 /* signal_32.c */
 118 asmlinkage void do_sigreturn(struct pt_regs *regs);
 119 asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
 120 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
 121                       unsigned long thread_info_flags);
 122 asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
 123                                struct sigstack __user *ossptr,
 124                                unsigned long sp);
 125
 126 /* ptrace_32.c */
 127 asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
 128
 129 /* unaligned_32.c */
 130 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 131 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 132
 133 /* windows.c */
 134 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
 135
 136 /* tadpole.c */
 137 void __init clock_stop_probe(void);
 138
 139 /* auxio_32.c */
 140 void __init auxio_probe(void);
 141 void __init auxio_power_probe(void);
 142
 143 #else /* CONFIG_SPARC32 */
 144 #endif /* CONFIG_SPARC32 */
 145 #endif /* !(__SPARC_KERNEL_H) */