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/* process{_32,_64}.c */
 18asmlinkage long sparc_clone(struct pt_regs *regs);
 19asmlinkage long sparc_fork(struct pt_regs *regs);
 20asmlinkage long sparc_vfork(struct pt_regs *regs);
 21
 22#ifdef CONFIG_SPARC64
 23/* setup_64.c */
 24struct seq_file;
 25void cpucap_info(struct seq_file *);
 26
 27static inline unsigned long kimage_addr_to_ra(const void *p)
 28{
 29	unsigned long val = (unsigned long) p;
 30
 31	return kern_base + (val - KERNBASE);
 32}
 33
 34/* sys_sparc_64.c */
 35asmlinkage long sys_kern_features(void);
 36
 37/* unaligned_64.c */
 38asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
 39int handle_popc(u32 insn, struct pt_regs *regs);
 40void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 41void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 42
 43/* smp_64.c */
 44void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
 45void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
 46void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
 47void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
 48
 49/* kgdb_64.c */
 50void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
 51
 52/* pci.c */
 53#ifdef CONFIG_PCI
 54int ali_sound_dma_hack(struct device *dev, u64 device_mask);
 55#else
 56#define ali_sound_dma_hack(dev, mask)	(0)
 57#endif
 58
 59/* signal32.c */
 60void do_sigreturn32(struct pt_regs *regs);
 61asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
 62void do_signal32(struct pt_regs * regs);
 63asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
 64
 65/* time_64.c */
 66void __init time_init_early(void);
 67
 68/* compat_audit.c */
 69extern unsigned int sparc32_dir_class[];
 70extern unsigned int sparc32_chattr_class[];
 71extern unsigned int sparc32_write_class[];
 72extern unsigned int sparc32_read_class[];
 73extern unsigned int sparc32_signal_class[];
 74int sparc32_classify_syscall(unsigned int syscall);
 75#endif
 76
 77#ifdef CONFIG_SPARC32
 78/* setup_32.c */
 79struct linux_romvec;
 80void sparc32_start_kernel(struct linux_romvec *rp);
 81
 82/* cpu.c */
 83void cpu_probe(void);
 84
 85/* traps_32.c */
 86void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
 87                       unsigned long npc, unsigned long psr);
 88/* irq_32.c */
 89extern struct irqaction static_irqaction[];
 90extern int static_irq_count;
 91extern spinlock_t irq_action_lock;
 92
 93void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
 94void init_IRQ(void);
 95
 96/* sun4m_irq.c */
 97void sun4m_init_IRQ(void);
 98void sun4m_unmask_profile_irq(void);
 99void sun4m_clear_profile_irq(int cpu);
100
101/* sun4m_smp.c */
102void sun4m_cpu_pre_starting(void *arg);
103void sun4m_cpu_pre_online(void *arg);
104void __init smp4m_boot_cpus(void);
105int smp4m_boot_one_cpu(int i, struct task_struct *idle);
106void __init smp4m_smp_done(void);
107void smp4m_cross_call_irq(void);
108void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
109
110/* sun4d_irq.c */
111extern spinlock_t sun4d_imsk_lock;
112
113void sun4d_init_IRQ(void);
114int sun4d_request_irq(unsigned int irq,
115                      irq_handler_t handler,
116                      unsigned long irqflags,
117                      const char *devname, void *dev_id);
118int show_sun4d_interrupts(struct seq_file *, void *);
119void sun4d_distribute_irqs(void);
120void sun4d_free_irq(unsigned int irq, void *dev_id);
121
122/* sun4d_smp.c */
123void sun4d_cpu_pre_starting(void *arg);
124void sun4d_cpu_pre_online(void *arg);
125void __init smp4d_boot_cpus(void);
126int smp4d_boot_one_cpu(int i, struct task_struct *idle);
127void __init smp4d_smp_done(void);
128void smp4d_cross_call_irq(void);
129void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
130
131/* leon_smp.c */
132void leon_cpu_pre_starting(void *arg);
133void leon_cpu_pre_online(void *arg);
134void leonsmp_ipi_interrupt(void);
135void leon_cross_call_irq(void);
136
137/* head_32.S */
138extern unsigned int t_nmi[];
139extern unsigned int linux_trap_ipi15_sun4d[];
140extern unsigned int linux_trap_ipi15_sun4m[];
141
142extern struct tt_entry trapbase;
143extern struct tt_entry trapbase_cpu1;
144extern struct tt_entry trapbase_cpu2;
145extern struct tt_entry trapbase_cpu3;
146
147extern char cputypval[];
148
149/* entry.S */
150extern unsigned long lvl14_save[4];
151extern unsigned int real_irq_entry[];
152extern unsigned int smp4d_ticker[];
153extern unsigned int patchme_maybe_smp_msg[];
154
155void floppy_hardint(void);
156
157/* trampoline_32.S */
158extern unsigned long sun4m_cpu_startup;
159extern unsigned long sun4d_cpu_startup;
160
161/* signal_32.c */
162asmlinkage void do_sigreturn(struct pt_regs *regs);
163asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
164void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
165                      unsigned long thread_info_flags);
166asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
167                               struct sigstack __user *ossptr,
168                               unsigned long sp);
169
170/* ptrace_32.c */
171asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
172
173/* unaligned_32.c */
174asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
175asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
176
177/* windows.c */
178void try_to_clear_window_buffer(struct pt_regs *regs, int who);
179
180/* auxio_32.c */
181void __init auxio_probe(void);
182void __init auxio_power_probe(void);
183
184/* pcic.c */
185extern void __iomem *pcic_regs;
186void pcic_nmi(unsigned int pend, struct pt_regs *regs);
187
188/* time_32.c */
189void __init time_init(void);
190
191#else /* CONFIG_SPARC32 */
192#endif /* CONFIG_SPARC32 */
193#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) */