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_penguin_jailcell(int irq, struct pt_regs *regs);
  41 void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
  42
  43 /* kgdb_64.c */
  44 void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
  45
  46 /* pci.c */
  47 int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
  48
  49 /* signal32.c */
  50 void do_sigreturn32(struct pt_regs *regs);
  51 asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
  52 void do_signal32(struct pt_regs * regs);
  53 asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
  54
  55 /* time_64.c */
  56 void __init time_init_early(void);
  57
  58 /* compat_audit.c */
  59 extern unsigned int sparc32_dir_class[];
  60 extern unsigned int sparc32_chattr_class[];
  61 extern unsigned int sparc32_write_class[];
  62 extern unsigned int sparc32_read_class[];
  63 extern unsigned int sparc32_signal_class[];
  64 int sparc32_classify_syscall(unsigned int syscall);
  65 #endif
  66
  67 #ifdef CONFIG_SPARC32
  68 /* setup_32.c */
  69 struct linux_romvec;
  70 void sparc32_start_kernel(struct linux_romvec *rp);
  71
  72 /* cpu.c */
  73 void cpu_probe(void);
  74
  75 /* traps_32.c */
  76 void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
  77                        unsigned long npc, unsigned long psr);
  78 /* irq_32.c */
  79 extern struct irqaction static_irqaction[];
  80 extern int static_irq_count;
  81 extern spinlock_t irq_action_lock;
  82
  83 void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
  84 void init_IRQ(void);
  85
  86 /* sun4m_irq.c */
  87 void sun4m_init_IRQ(void);
  88 void sun4m_unmask_profile_irq(void);
  89 void sun4m_clear_profile_irq(int cpu);
  90
  91 /* sun4m_smp.c */
  92 void sun4m_cpu_pre_starting(void *arg);
  93 void sun4m_cpu_pre_online(void *arg);
  94 void __init smp4m_boot_cpus(void);
  95 int smp4m_boot_one_cpu(int i, struct task_struct *idle);
  96 void __init smp4m_smp_done(void);
  97 void smp4m_cross_call_irq(void);
  98 void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
  99
 100 /* sun4d_irq.c */
 101 extern spinlock_t sun4d_imsk_lock;
 102
 103 void sun4d_init_IRQ(void);
 104 int sun4d_request_irq(unsigned int irq,
 105                       irq_handler_t handler,
 106                       unsigned long irqflags,
 107                       const char *devname, void *dev_id);
 108 int show_sun4d_interrupts(struct seq_file *, void *);
 109 void sun4d_distribute_irqs(void);
 110 void sun4d_free_irq(unsigned int irq, void *dev_id);
 111
 112 /* sun4d_smp.c */
 113 void sun4d_cpu_pre_starting(void *arg);
 114 void sun4d_cpu_pre_online(void *arg);
 115 void __init smp4d_boot_cpus(void);
 116 int smp4d_boot_one_cpu(int i, struct task_struct *idle);
 117 void __init smp4d_smp_done(void);
 118 void smp4d_cross_call_irq(void);
 119 void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
 120
 121 /* leon_smp.c */
 122 void leon_cpu_pre_starting(void *arg);
 123 void leon_cpu_pre_online(void *arg);
 124 void leonsmp_ipi_interrupt(void);
 125 void leon_cross_call_irq(void);
 126
 127 /* head_32.S */
 128 extern unsigned int t_nmi[];
 129 extern unsigned int linux_trap_ipi15_sun4d[];
 130 extern unsigned int linux_trap_ipi15_sun4m[];
 131
 132 extern struct tt_entry trapbase;
 133 extern struct tt_entry trapbase_cpu1;
 134 extern struct tt_entry trapbase_cpu2;
 135 extern struct tt_entry trapbase_cpu3;
 136
 137 extern char cputypval[];
 138
 139 /* entry.S */
 140 extern unsigned long lvl14_save[4];
 141 extern unsigned int real_irq_entry[];
 142 extern unsigned int smp4d_ticker[];
 143 extern unsigned int patchme_maybe_smp_msg[];
 144
 145 void floppy_hardint(void);
 146
 147 /* trampoline_32.S */
 148 extern unsigned long sun4m_cpu_startup;
 149 extern unsigned long sun4d_cpu_startup;
 150
 151 /* process_32.c */
 152 asmlinkage int sparc_do_fork(unsigned long clone_flags,
 153                              unsigned long stack_start,
 154                              struct pt_regs *regs,
 155                              unsigned long stack_size);
 156
 157 /* signal_32.c */
 158 asmlinkage void do_sigreturn(struct pt_regs *regs);
 159 asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
 160 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
 161                       unsigned long thread_info_flags);
 162 asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
 163                                struct sigstack __user *ossptr,
 164                                unsigned long sp);
 165
 166 /* ptrace_32.c */
 167 asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
 168
 169 /* unaligned_32.c */
 170 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 171 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 172
 173 /* windows.c */
 174 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
 175
 176 /* auxio_32.c */
 177 void __init auxio_probe(void);
 178 void __init auxio_power_probe(void);
 179
 180 /* pcic.c */
 181 extern void __iomem *pcic_regs;
 182 void pcic_nmi(unsigned int pend, struct pt_regs *regs);
 183
 184 /* time_32.c */
 185 void __init time_init(void);
 186
 187 #else /* CONFIG_SPARC32 */
 188 #endif /* CONFIG_SPARC32 */
 189 #endif /* !(__SPARC_KERNEL_H) */