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