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 */
 48int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
 49
 50/* signal32.c */
 51void do_sigreturn32(struct pt_regs *regs);
 52asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
 53void do_signal32(struct pt_regs * regs);
 54asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);
 55
 56/* time_64.c */
 57void __init time_init_early(void);
 58
 59/* compat_audit.c */
 60extern unsigned int sparc32_dir_class[];
 61extern unsigned int sparc32_chattr_class[];
 62extern unsigned int sparc32_write_class[];
 63extern unsigned int sparc32_read_class[];
 64extern unsigned int sparc32_signal_class[];
 65int sparc32_classify_syscall(unsigned int syscall);
 66#endif
 67
 68#ifdef CONFIG_SPARC32
 69/* setup_32.c */
 70struct linux_romvec;
 71void sparc32_start_kernel(struct linux_romvec *rp);
 72
 73/* cpu.c */
 74void cpu_probe(void);
 75
 76/* traps_32.c */
 77void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
 78                       unsigned long npc, unsigned long psr);
 
 
 
 79/* irq_32.c */
 80extern struct irqaction static_irqaction[];
 81extern int static_irq_count;
 82extern spinlock_t irq_action_lock;
 83
 84void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
 85void init_IRQ(void);
 
 
 
 86
 87/* sun4m_irq.c */
 88void sun4m_init_IRQ(void);
 89void sun4m_unmask_profile_irq(void);
 90void sun4m_clear_profile_irq(int cpu);
 91
 92/* sun4m_smp.c */
 93void sun4m_cpu_pre_starting(void *arg);
 94void sun4m_cpu_pre_online(void *arg);
 95void __init smp4m_boot_cpus(void);
 96int smp4m_boot_one_cpu(int i, struct task_struct *idle);
 97void __init smp4m_smp_done(void);
 98void smp4m_cross_call_irq(void);
 99void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
100
101/* sun4d_irq.c */
102extern spinlock_t sun4d_imsk_lock;
103
104void sun4d_init_IRQ(void);
105int sun4d_request_irq(unsigned int irq,
106                      irq_handler_t handler,
107                      unsigned long irqflags,
108                      const char *devname, void *dev_id);
109int show_sun4d_interrupts(struct seq_file *, void *);
110void sun4d_distribute_irqs(void);
111void sun4d_free_irq(unsigned int irq, void *dev_id);
112
113/* sun4d_smp.c */
114void sun4d_cpu_pre_starting(void *arg);
115void sun4d_cpu_pre_online(void *arg);
116void __init smp4d_boot_cpus(void);
117int smp4d_boot_one_cpu(int i, struct task_struct *idle);
118void __init smp4d_smp_done(void);
119void smp4d_cross_call_irq(void);
120void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
121
122/* leon_smp.c */
123void leon_cpu_pre_starting(void *arg);
124void leon_cpu_pre_online(void *arg);
125void leonsmp_ipi_interrupt(void);
126void leon_cross_call_irq(void);
127
128/* head_32.S */
129extern unsigned int t_nmi[];
130extern unsigned int linux_trap_ipi15_sun4d[];
131extern unsigned int linux_trap_ipi15_sun4m[];
132
133extern struct tt_entry trapbase;
134extern struct tt_entry trapbase_cpu1;
135extern struct tt_entry trapbase_cpu2;
136extern struct tt_entry trapbase_cpu3;
137
138extern char cputypval[];
139
140/* entry.S */
141extern unsigned long lvl14_save[4];
142extern unsigned int real_irq_entry[];
143extern unsigned int smp4d_ticker[];
144extern unsigned int patchme_maybe_smp_msg[];
145
146void floppy_hardint(void);
147
148/* trampoline_32.S */
 
 
149extern unsigned long sun4m_cpu_startup;
150extern unsigned long sun4d_cpu_startup;
151
152/* process_32.c */
153asmlinkage int sparc_do_fork(unsigned long clone_flags,
154                             unsigned long stack_start,
155                             struct pt_regs *regs,
156                             unsigned long stack_size);
157
158/* signal_32.c */
159asmlinkage void do_sigreturn(struct pt_regs *regs);
160asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
161void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
162                      unsigned long thread_info_flags);
163asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
164                               struct sigstack __user *ossptr,
165                               unsigned long sp);
166
167/* ptrace_32.c */
168asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
169
170/* unaligned_32.c */
171asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
172asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
173
174/* windows.c */
175void try_to_clear_window_buffer(struct pt_regs *regs, int who);
176
177/* auxio_32.c */
178void __init auxio_probe(void);
179void __init auxio_power_probe(void);
180
181/* pcic.c */
182extern void __iomem *pcic_regs;
183void pcic_nmi(unsigned int pend, struct pt_regs *regs);
184
185/* time_32.c */
186void __init time_init(void);
187
188#else /* CONFIG_SPARC32 */
189#endif /* CONFIG_SPARC32 */
190#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/* cpu.c */
30extern void cpu_probe(void);
31
32/* traps_32.c */
33extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
34                              unsigned long npc, unsigned long psr);
35/* muldiv.c */
36extern int do_user_muldiv (struct pt_regs *, unsigned long);
37
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/* sun4c_irq.c */
47extern void sun4c_init_IRQ(void);
48
49/* sun4m_irq.c */
50extern unsigned int lvl14_resolution;
51
52extern void sun4m_init_IRQ(void);
53extern void sun4m_unmask_profile_irq(void);
54extern void sun4m_clear_profile_irq(int cpu);
 
 
 
 
 
 
 
55
56/* sun4d_irq.c */
57extern spinlock_t sun4d_imsk_lock;
58
59extern void sun4d_init_IRQ(void);
60extern int sun4d_request_irq(unsigned int irq,
61                             irq_handler_t handler,
62                             unsigned long irqflags,
63                             const char *devname, void *dev_id);
64extern int show_sun4d_interrupts(struct seq_file *, void *);
65extern void sun4d_distribute_irqs(void);
66extern void sun4d_free_irq(unsigned int irq, void *dev_id);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
67
68/* head_32.S */
69extern unsigned int t_nmi[];
70extern unsigned int linux_trap_ipi15_sun4d[];
71extern unsigned int linux_trap_ipi15_sun4m[];
72
 
73extern struct tt_entry trapbase_cpu1;
74extern struct tt_entry trapbase_cpu2;
75extern struct tt_entry trapbase_cpu3;
76
77extern char cputypval[];
78
79/* entry.S */
80extern unsigned long lvl14_save[4];
81extern unsigned int real_irq_entry[];
82extern unsigned int smp4d_ticker[];
83extern unsigned int patchme_maybe_smp_msg[];
84
85extern void floppy_hardint(void);
86
87/* trampoline_32.S */
88extern int __smp4m_processor_id(void);
89extern int __smp4d_processor_id(void);
90extern unsigned long sun4m_cpu_startup;
91extern unsigned long sun4d_cpu_startup;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
92
93#else /* CONFIG_SPARC32 */
94#endif /* CONFIG_SPARC32 */
95#endif /* !(__SPARC_KERNEL_H) */