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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#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 */
12extern const char *sparc_pmu_type;
13extern unsigned int fsr_storage;
14extern int ncpus_probed;
15
16#ifdef CONFIG_SPARC64
17/* setup_64.c */
18struct seq_file;
19void cpucap_info(struct seq_file *);
20
21static 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 */
29asmlinkage long sys_kern_features(void);
30
31/* unaligned_64.c */
32asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
33int handle_popc(u32 insn, struct pt_regs *regs);
34void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
35void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
36
37/* smp_64.c */
38void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
39void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
40void __irq_entry smp_new_mmu_context_version_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/* compat_audit.c */
57extern unsigned int sparc32_dir_class[];
58extern unsigned int sparc32_chattr_class[];
59extern unsigned int sparc32_write_class[];
60extern unsigned int sparc32_read_class[];
61extern unsigned int sparc32_signal_class[];
62int sparc32_classify_syscall(unsigned int syscall);
63#endif
64
65#ifdef CONFIG_SPARC32
66/* setup_32.c */
67struct linux_romvec;
68void sparc32_start_kernel(struct linux_romvec *rp);
69
70/* cpu.c */
71void cpu_probe(void);
72
73/* traps_32.c */
74void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
75 unsigned long npc, unsigned long psr);
76/* irq_32.c */
77extern struct irqaction static_irqaction[];
78extern int static_irq_count;
79extern spinlock_t irq_action_lock;
80
81void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
82void init_IRQ(void);
83
84/* sun4m_irq.c */
85void sun4m_init_IRQ(void);
86void sun4m_unmask_profile_irq(void);
87void sun4m_clear_profile_irq(int cpu);
88
89/* sun4m_smp.c */
90void sun4m_cpu_pre_starting(void *arg);
91void sun4m_cpu_pre_online(void *arg);
92void __init smp4m_boot_cpus(void);
93int smp4m_boot_one_cpu(int i, struct task_struct *idle);
94void __init smp4m_smp_done(void);
95void smp4m_cross_call_irq(void);
96void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
97
98/* sun4d_irq.c */
99extern spinlock_t sun4d_imsk_lock;
100
101void sun4d_init_IRQ(void);
102int sun4d_request_irq(unsigned int irq,
103 irq_handler_t handler,
104 unsigned long irqflags,
105 const char *devname, void *dev_id);
106int show_sun4d_interrupts(struct seq_file *, void *);
107void sun4d_distribute_irqs(void);
108void sun4d_free_irq(unsigned int irq, void *dev_id);
109
110/* sun4d_smp.c */
111void sun4d_cpu_pre_starting(void *arg);
112void sun4d_cpu_pre_online(void *arg);
113void __init smp4d_boot_cpus(void);
114int smp4d_boot_one_cpu(int i, struct task_struct *idle);
115void __init smp4d_smp_done(void);
116void smp4d_cross_call_irq(void);
117void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
118
119/* leon_smp.c */
120void leon_cpu_pre_starting(void *arg);
121void leon_cpu_pre_online(void *arg);
122void leonsmp_ipi_interrupt(void);
123void leon_cross_call_irq(void);
124
125/* head_32.S */
126extern unsigned int t_nmi[];
127extern unsigned int linux_trap_ipi15_sun4d[];
128extern unsigned int linux_trap_ipi15_sun4m[];
129
130extern struct tt_entry trapbase_cpu1;
131extern struct tt_entry trapbase_cpu2;
132extern struct tt_entry trapbase_cpu3;
133
134extern char cputypval[];
135
136/* entry.S */
137extern unsigned long lvl14_save[4];
138extern unsigned int real_irq_entry[];
139extern unsigned int smp4d_ticker[];
140extern unsigned int patchme_maybe_smp_msg[];
141
142void floppy_hardint(void);
143
144/* trampoline_32.S */
145extern unsigned long sun4m_cpu_startup;
146extern unsigned long sun4d_cpu_startup;
147
148/* process_32.c */
149asmlinkage int sparc_do_fork(unsigned long clone_flags,
150 unsigned long stack_start,
151 struct pt_regs *regs,
152 unsigned long stack_size);
153
154/* signal_32.c */
155asmlinkage void do_sigreturn(struct pt_regs *regs);
156asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
157void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
158 unsigned long thread_info_flags);
159asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
160 struct sigstack __user *ossptr,
161 unsigned long sp);
162
163/* ptrace_32.c */
164asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
165
166/* unaligned_32.c */
167asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
168asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
169
170/* windows.c */
171void try_to_clear_window_buffer(struct pt_regs *regs, int who);
172
173/* auxio_32.c */
174void __init auxio_probe(void);
175void __init auxio_power_probe(void);
176
177/* pcic.c */
178extern void __iomem *pcic_regs;
179void pcic_nmi(unsigned int pend, struct pt_regs *regs);
180
181/* time_32.c */
182void __init time_init(void);
183
184#else /* CONFIG_SPARC32 */
185#endif /* CONFIG_SPARC32 */
186#endif /* !(__SPARC_KERNEL_H) */