arch/sparc/kernel/kernel.h

   1 #ifndef __SPARC_KERNEL_H
   2 #define __SPARC_KERNEL_H
   3
   4 #include <linux/interrupt.h>
   5 #include <linux/ftrace.h>
   6
   7 #include <asm/traps.h>
   8 #include <asm/head.h>
   9 #include <asm/io.h>
  10
  11 /* cpu.c */
  12 extern const char *sparc_pmu_type;
  13 extern unsigned int fsr_storage;
  14 extern int ncpus_probed;
  15
  16 #ifdef CONFIG_SPARC64
  17 /* setup_64.c */
  18 struct seq_file;
  19 void cpucap_info(struct seq_file *);
  20
  21 static inline unsigned long kimage_addr_to_ra(const void *p)
  22 {
  23         unsigned long val = (unsigned long) p;
  24
  25         return kern_base + (val - KERNBASE);
  26 }
  27
  28 /* sys_sparc_64.c */
  29 asmlinkage long sys_kern_features(void);
  30
  31 /* unaligned_64.c */
  32 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
  33 int handle_popc(u32 insn, struct pt_regs *regs);
  34 void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
  35 void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
  36
  37 /* smp_64.c */
  38 void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
  39 void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
  40 void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs);
  41 void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
  42 void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
  43
  44 /* pci.c */
  45 int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
  46
  47 #endif
  48
  49 #ifdef CONFIG_SPARC32
  50 /* setup_32.c */
  51 struct linux_romvec;
  52 void sparc32_start_kernel(struct linux_romvec *rp);
  53
  54 /* cpu.c */
  55 void cpu_probe(void);
  56
  57 /* traps_32.c */
  58 void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
  59                        unsigned long npc, unsigned long psr);
  60 /* irq_32.c */
  61 extern struct irqaction static_irqaction[];
  62 extern int static_irq_count;
  63 extern spinlock_t irq_action_lock;
  64
  65 void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
  66 void init_IRQ(void);
  67
  68 /* sun4m_irq.c */
  69 void sun4m_init_IRQ(void);
  70 void sun4m_unmask_profile_irq(void);
  71 void sun4m_clear_profile_irq(int cpu);
  72
  73 /* sun4m_smp.c */
  74 void sun4m_cpu_pre_starting(void *arg);
  75 void sun4m_cpu_pre_online(void *arg);
  76 void __init smp4m_boot_cpus(void);
  77 int smp4m_boot_one_cpu(int i, struct task_struct *idle);
  78 void __init smp4m_smp_done(void);
  79 void smp4m_cross_call_irq(void);
  80 void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
  81
  82 /* sun4d_irq.c */
  83 extern spinlock_t sun4d_imsk_lock;
  84
  85 void sun4d_init_IRQ(void);
  86 int sun4d_request_irq(unsigned int irq,
  87                       irq_handler_t handler,
  88                       unsigned long irqflags,
  89                       const char *devname, void *dev_id);
  90 int show_sun4d_interrupts(struct seq_file *, void *);
  91 void sun4d_distribute_irqs(void);
  92 void sun4d_free_irq(unsigned int irq, void *dev_id);
  93
  94 /* sun4d_smp.c */
  95 void sun4d_cpu_pre_starting(void *arg);
  96 void sun4d_cpu_pre_online(void *arg);
  97 void __init smp4d_boot_cpus(void);
  98 int smp4d_boot_one_cpu(int i, struct task_struct *idle);
  99 void __init smp4d_smp_done(void);
 100 void smp4d_cross_call_irq(void);
 101 void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
 102
 103 /* leon_smp.c */
 104 void leon_cpu_pre_starting(void *arg);
 105 void leon_cpu_pre_online(void *arg);
 106 void leonsmp_ipi_interrupt(void);
 107 void leon_cross_call_irq(void);
 108
 109 /* head_32.S */
 110 extern unsigned int t_nmi[];
 111 extern unsigned int linux_trap_ipi15_sun4d[];
 112 extern unsigned int linux_trap_ipi15_sun4m[];
 113
 114 extern struct tt_entry trapbase_cpu1;
 115 extern struct tt_entry trapbase_cpu2;
 116 extern struct tt_entry trapbase_cpu3;
 117
 118 extern char cputypval[];
 119
 120 /* entry.S */
 121 extern unsigned long lvl14_save[4];
 122 extern unsigned int real_irq_entry[];
 123 extern unsigned int smp4d_ticker[];
 124 extern unsigned int patchme_maybe_smp_msg[];
 125
 126 void floppy_hardint(void);
 127
 128 /* trampoline_32.S */
 129 extern unsigned long sun4m_cpu_startup;
 130 extern unsigned long sun4d_cpu_startup;
 131
 132 /* process_32.c */
 133 asmlinkage int sparc_do_fork(unsigned long clone_flags,
 134                              unsigned long stack_start,
 135                              struct pt_regs *regs,
 136                              unsigned long stack_size);
 137
 138 /* signal_32.c */
 139 asmlinkage void do_sigreturn(struct pt_regs *regs);
 140 asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
 141 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
 142                       unsigned long thread_info_flags);
 143 asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
 144                                struct sigstack __user *ossptr,
 145                                unsigned long sp);
 146
 147 /* ptrace_32.c */
 148 asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
 149
 150 /* unaligned_32.c */
 151 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 152 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 153
 154 /* windows.c */
 155 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
 156
 157 /* auxio_32.c */
 158 void __init auxio_probe(void);
 159 void __init auxio_power_probe(void);
 160
 161 /* pcic.c */
 162 extern void __iomem *pcic_regs;
 163 void pcic_nmi(unsigned int pend, struct pt_regs *regs);
 164
 165 /* time_32.c */
 166 void __init time_init(void);
 167
 168 #else /* CONFIG_SPARC32 */
 169 #endif /* CONFIG_SPARC32 */
 170 #endif /* !(__SPARC_KERNEL_H) */