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