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 /* kgdb_64.c */
  45 void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
  46
  47 /* pci.c */
  48 int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
  49
  50 /* signal32.c */
  51 void do_sigreturn32(struct pt_regs *regs);
  52 asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
  53 void do_signal32(struct pt_regs * regs);
  54 asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
  55
  56 /* compat_audit.c */
  57 extern unsigned sparc32_dir_class[];
  58 extern unsigned sparc32_chattr_class[];
  59 extern unsigned sparc32_write_class[];
  60 extern unsigned sparc32_read_class[];
  61 extern unsigned sparc32_signal_class[];
  62 int sparc32_classify_syscall(unsigned syscall);
  63 #endif
  64
  65 #ifdef CONFIG_SPARC32
  66 /* setup_32.c */
  67 struct linux_romvec;
  68 void sparc32_start_kernel(struct linux_romvec *rp);
  69
  70 /* cpu.c */
  71 void cpu_probe(void);
  72
  73 /* traps_32.c */
  74 void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
  75                        unsigned long npc, unsigned long psr);
  76 /* irq_32.c */
  77 extern struct irqaction static_irqaction[];
  78 extern int static_irq_count;
  79 extern spinlock_t irq_action_lock;
  80
  81 void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
  82 void init_IRQ(void);
  83
  84 /* sun4m_irq.c */
  85 void sun4m_init_IRQ(void);
  86 void sun4m_unmask_profile_irq(void);
  87 void sun4m_clear_profile_irq(int cpu);
  88
  89 /* sun4m_smp.c */
  90 void sun4m_cpu_pre_starting(void *arg);
  91 void sun4m_cpu_pre_online(void *arg);
  92 void __init smp4m_boot_cpus(void);
  93 int smp4m_boot_one_cpu(int i, struct task_struct *idle);
  94 void __init smp4m_smp_done(void);
  95 void smp4m_cross_call_irq(void);
  96 void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
  97
  98 /* sun4d_irq.c */
  99 extern spinlock_t sun4d_imsk_lock;
 100
 101 void sun4d_init_IRQ(void);
 102 int sun4d_request_irq(unsigned int irq,
 103                       irq_handler_t handler,
 104                       unsigned long irqflags,
 105                       const char *devname, void *dev_id);
 106 int show_sun4d_interrupts(struct seq_file *, void *);
 107 void sun4d_distribute_irqs(void);
 108 void sun4d_free_irq(unsigned int irq, void *dev_id);
 109
 110 /* sun4d_smp.c */
 111 void sun4d_cpu_pre_starting(void *arg);
 112 void sun4d_cpu_pre_online(void *arg);
 113 void __init smp4d_boot_cpus(void);
 114 int smp4d_boot_one_cpu(int i, struct task_struct *idle);
 115 void __init smp4d_smp_done(void);
 116 void smp4d_cross_call_irq(void);
 117 void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
 118
 119 /* leon_smp.c */
 120 void leon_cpu_pre_starting(void *arg);
 121 void leon_cpu_pre_online(void *arg);
 122 void leonsmp_ipi_interrupt(void);
 123 void leon_cross_call_irq(void);
 124
 125 /* head_32.S */
 126 extern unsigned int t_nmi[];
 127 extern unsigned int linux_trap_ipi15_sun4d[];
 128 extern unsigned int linux_trap_ipi15_sun4m[];
 129
 130 extern struct tt_entry trapbase_cpu1;
 131 extern struct tt_entry trapbase_cpu2;
 132 extern struct tt_entry trapbase_cpu3;
 133
 134 extern char cputypval[];
 135
 136 /* entry.S */
 137 extern unsigned long lvl14_save[4];
 138 extern unsigned int real_irq_entry[];
 139 extern unsigned int smp4d_ticker[];
 140 extern unsigned int patchme_maybe_smp_msg[];
 141
 142 void floppy_hardint(void);
 143
 144 /* trampoline_32.S */
 145 extern unsigned long sun4m_cpu_startup;
 146 extern unsigned long sun4d_cpu_startup;
 147
 148 /* process_32.c */
 149 asmlinkage int sparc_do_fork(unsigned long clone_flags,
 150                              unsigned long stack_start,
 151                              struct pt_regs *regs,
 152                              unsigned long stack_size);
 153
 154 /* signal_32.c */
 155 asmlinkage void do_sigreturn(struct pt_regs *regs);
 156 asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
 157 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
 158                       unsigned long thread_info_flags);
 159 asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
 160                                struct sigstack __user *ossptr,
 161                                unsigned long sp);
 162
 163 /* ptrace_32.c */
 164 asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
 165
 166 /* unaligned_32.c */
 167 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 168 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 169
 170 /* windows.c */
 171 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
 172
 173 /* auxio_32.c */
 174 void __init auxio_probe(void);
 175 void __init auxio_power_probe(void);
 176
 177 /* pcic.c */
 178 extern void __iomem *pcic_regs;
 179 void pcic_nmi(unsigned int pend, struct pt_regs *regs);
 180
 181 /* time_32.c */
 182 void __init time_init(void);
 183
 184 #else /* CONFIG_SPARC32 */
 185 #endif /* CONFIG_SPARC32 */
 186 #endif /* !(__SPARC_KERNEL_H) */