1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef __SPARC_KERNEL_H
  3#define __SPARC_KERNEL_H
  4
  5#include <linux/interrupt.h>
  6#include <linux/ftrace.h>
  7
  8#include <asm/traps.h>
  9#include <asm/head.h>
 10#include <asm/io.h>
 11
 12/* cpu.c */
 13extern const char *sparc_pmu_type;
 14extern unsigned int fsr_storage;
 15extern int ncpus_probed;
 16
 17#ifdef CONFIG_SPARC64
 18/* setup_64.c */
 19struct seq_file;
 20void cpucap_info(struct seq_file *);
 21
 22static inline unsigned long kimage_addr_to_ra(const void *p)
 23{
 24	unsigned long val = (unsigned long) p;
 25
 26	return kern_base + (val - KERNBASE);
 27}
 28
 29/* sys_sparc_64.c */
 30asmlinkage long sys_kern_features(void);
 31
 32/* unaligned_64.c */
 33asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 34int handle_popc(u32 insn, struct pt_regs *regs);
 35void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 36void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 37
 38/* smp_64.c */
 39void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
 40void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
 41void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
 42void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
 43
 44/* kgdb_64.c */
 45void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
 46
 47/* pci.c */
 48#ifdef CONFIG_PCI
 49int ali_sound_dma_hack(struct device *dev, u64 device_mask);
 50#else
 51#define ali_sound_dma_hack(dev, mask)	(0)
 52#endif
 53
 54/* signal32.c */
 55void do_sigreturn32(struct pt_regs *regs);
 56asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
 57void do_signal32(struct pt_regs * regs);
 58asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
 59
 60/* time_64.c */
 61void __init time_init_early(void);
 62
 63/* compat_audit.c */
 64extern unsigned int sparc32_dir_class[];
 65extern unsigned int sparc32_chattr_class[];
 66extern unsigned int sparc32_write_class[];
 67extern unsigned int sparc32_read_class[];
 68extern unsigned int sparc32_signal_class[];
 69int sparc32_classify_syscall(unsigned int syscall);
 70#endif
 71
 72#ifdef CONFIG_SPARC32
 73/* setup_32.c */
 74struct linux_romvec;
 75void sparc32_start_kernel(struct linux_romvec *rp);
 76
 77/* cpu.c */
 78void cpu_probe(void);
 79
 80/* traps_32.c */
 81void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
 82                       unsigned long npc, unsigned long psr);
 83/* irq_32.c */
 84extern struct irqaction static_irqaction[];
 85extern int static_irq_count;
 86extern spinlock_t irq_action_lock;
 87
 88void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
 89void init_IRQ(void);
 90
 91/* sun4m_irq.c */
 92void sun4m_init_IRQ(void);
 93void sun4m_unmask_profile_irq(void);
 94void sun4m_clear_profile_irq(int cpu);
 95
 96/* sun4m_smp.c */
 97void sun4m_cpu_pre_starting(void *arg);
 98void sun4m_cpu_pre_online(void *arg);
 99void __init smp4m_boot_cpus(void);
100int smp4m_boot_one_cpu(int i, struct task_struct *idle);
101void __init smp4m_smp_done(void);
102void smp4m_cross_call_irq(void);
103void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
104
105/* sun4d_irq.c */
106extern spinlock_t sun4d_imsk_lock;
107
108void sun4d_init_IRQ(void);
109int sun4d_request_irq(unsigned int irq,
110                      irq_handler_t handler,
111                      unsigned long irqflags,
112                      const char *devname, void *dev_id);
113int show_sun4d_interrupts(struct seq_file *, void *);
114void sun4d_distribute_irqs(void);
115void sun4d_free_irq(unsigned int irq, void *dev_id);
116
117/* sun4d_smp.c */
118void sun4d_cpu_pre_starting(void *arg);
119void sun4d_cpu_pre_online(void *arg);
120void __init smp4d_boot_cpus(void);
121int smp4d_boot_one_cpu(int i, struct task_struct *idle);
122void __init smp4d_smp_done(void);
123void smp4d_cross_call_irq(void);
124void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
125
126/* leon_smp.c */
127void leon_cpu_pre_starting(void *arg);
128void leon_cpu_pre_online(void *arg);
129void leonsmp_ipi_interrupt(void);
130void leon_cross_call_irq(void);
131
132/* head_32.S */
133extern unsigned int t_nmi[];
134extern unsigned int linux_trap_ipi15_sun4d[];
135extern unsigned int linux_trap_ipi15_sun4m[];
136
137extern struct tt_entry trapbase;
138extern struct tt_entry trapbase_cpu1;
139extern struct tt_entry trapbase_cpu2;
140extern struct tt_entry trapbase_cpu3;
141
142extern char cputypval[];
143
144/* entry.S */
145extern unsigned long lvl14_save[4];
146extern unsigned int real_irq_entry[];
147extern unsigned int smp4d_ticker[];
148extern unsigned int patchme_maybe_smp_msg[];
149
150void floppy_hardint(void);
151
152/* trampoline_32.S */
153extern unsigned long sun4m_cpu_startup;
154extern unsigned long sun4d_cpu_startup;
155
156/* process_32.c */
157asmlinkage int sparc_do_fork(unsigned long clone_flags,
158                             unsigned long stack_start,
159                             struct pt_regs *regs,
160                             unsigned long stack_size);
161
162/* signal_32.c */
163asmlinkage void do_sigreturn(struct pt_regs *regs);
164asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
165void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
166                      unsigned long thread_info_flags);
167asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
168                               struct sigstack __user *ossptr,
169                               unsigned long sp);
170
171/* ptrace_32.c */
172asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
173
174/* unaligned_32.c */
175asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
176asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
177
178/* windows.c */
179void try_to_clear_window_buffer(struct pt_regs *regs, int who);
180
181/* auxio_32.c */
182void __init auxio_probe(void);
183void __init auxio_power_probe(void);
184
185/* pcic.c */
186extern void __iomem *pcic_regs;
187void pcic_nmi(unsigned int pend, struct pt_regs *regs);
188
189/* time_32.c */
190void __init time_init(void);
191
192#else /* CONFIG_SPARC32 */
193#endif /* CONFIG_SPARC32 */
194#endif /* !(__SPARC_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 */
 11extern const char *sparc_pmu_type;
 12extern unsigned int fsr_storage;
 13extern int ncpus_probed;
 14
 15#ifdef CONFIG_SPARC64
 16/* setup_64.c */
 17struct seq_file;
 18extern void cpucap_info(struct seq_file *);
 19
 20static 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 */
 
 30void sparc32_start_kernel(struct linux_romvec *rp);
 31
 32/* cpu.c */
 33extern void cpu_probe(void);
 34
 35/* traps_32.c */
 36extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
 37                              unsigned long npc, unsigned long psr);
 38/* irq_32.c */
 39extern struct irqaction static_irqaction[];
 40extern int static_irq_count;
 41extern spinlock_t irq_action_lock;
 42
 43extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
 44extern void init_IRQ(void);
 45
 46/* sun4m_irq.c */
 47extern void sun4m_init_IRQ(void);
 48extern void sun4m_unmask_profile_irq(void);
 49extern void sun4m_clear_profile_irq(int cpu);
 50
 51/* sun4m_smp.c */
 52void sun4m_cpu_pre_starting(void *arg);
 53void sun4m_cpu_pre_online(void *arg);
 
 
 
 
 
 54
 55/* sun4d_irq.c */
 56extern spinlock_t sun4d_imsk_lock;
 57
 58extern void sun4d_init_IRQ(void);
 59extern int sun4d_request_irq(unsigned int irq,
 60                             irq_handler_t handler,
 61                             unsigned long irqflags,
 62                             const char *devname, void *dev_id);
 63extern int show_sun4d_interrupts(struct seq_file *, void *);
 64extern void sun4d_distribute_irqs(void);
 65extern void sun4d_free_irq(unsigned int irq, void *dev_id);
 66
 67/* sun4d_smp.c */
 68void sun4d_cpu_pre_starting(void *arg);
 69void sun4d_cpu_pre_online(void *arg);
 
 
 
 
 
 70
 71/* leon_smp.c */
 72void leon_cpu_pre_starting(void *arg);
 73void leon_cpu_pre_online(void *arg);
 
 
 74
 75/* head_32.S */
 76extern unsigned int t_nmi[];
 77extern unsigned int linux_trap_ipi15_sun4d[];
 78extern unsigned int linux_trap_ipi15_sun4m[];
 79
 
 80extern struct tt_entry trapbase_cpu1;
 81extern struct tt_entry trapbase_cpu2;
 82extern struct tt_entry trapbase_cpu3;
 83
 84extern char cputypval[];
 85
 86/* entry.S */
 87extern unsigned long lvl14_save[4];
 88extern unsigned int real_irq_entry[];
 89extern unsigned int smp4d_ticker[];
 90extern unsigned int patchme_maybe_smp_msg[];
 91
 92extern void floppy_hardint(void);
 93
 94/* trampoline_32.S */
 95extern unsigned long sun4m_cpu_startup;
 96extern unsigned long sun4d_cpu_startup;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 97
 98#else /* CONFIG_SPARC32 */
 99#endif /* CONFIG_SPARC32 */
100#endif /* !(__SPARC_KERNEL_H) */