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/* 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);
 
 94
 95/* sun4m_irq.c */
 96void sun4m_init_IRQ(void);
 97void sun4m_unmask_profile_irq(void);
 98void sun4m_clear_profile_irq(int cpu);
 99
100/* sun4m_smp.c */
101void sun4m_cpu_pre_starting(void *arg);
102void sun4m_cpu_pre_online(void *arg);
103void __init smp4m_boot_cpus(void);
104int smp4m_boot_one_cpu(int i, struct task_struct *idle);
105void __init smp4m_smp_done(void);
106void smp4m_cross_call_irq(void);
107void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
108
109/* sun4d_irq.c */
110extern spinlock_t sun4d_imsk_lock;
111
112void sun4d_init_IRQ(void);
113int sun4d_request_irq(unsigned int irq,
114                      irq_handler_t handler,
115                      unsigned long irqflags,
116                      const char *devname, void *dev_id);
117int show_sun4d_interrupts(struct seq_file *, void *);
118void sun4d_distribute_irqs(void);
119void sun4d_free_irq(unsigned int irq, void *dev_id);
120
121/* sun4d_smp.c */
122void sun4d_cpu_pre_starting(void *arg);
123void sun4d_cpu_pre_online(void *arg);
124void __init smp4d_boot_cpus(void);
125int smp4d_boot_one_cpu(int i, struct task_struct *idle);
126void __init smp4d_smp_done(void);
127void smp4d_cross_call_irq(void);
128void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
129
130/* leon_smp.c */
131void leon_cpu_pre_starting(void *arg);
132void leon_cpu_pre_online(void *arg);
133void leonsmp_ipi_interrupt(void);
134void leon_cross_call_irq(void);
135
136/* head_32.S */
137extern unsigned int t_nmi[];
138extern unsigned int linux_trap_ipi15_sun4d[];
139extern unsigned int linux_trap_ipi15_sun4m[];
140
141extern struct tt_entry trapbase;
142extern struct tt_entry trapbase_cpu1;
143extern struct tt_entry trapbase_cpu2;
144extern struct tt_entry trapbase_cpu3;
145
146extern char cputypval[];
147
148/* entry.S */
149extern unsigned long lvl14_save[4];
150extern unsigned int real_irq_entry[];
151extern unsigned int smp4d_ticker[];
152extern unsigned int patchme_maybe_smp_msg[];
153
154void floppy_hardint(void);
155
156/* trampoline_32.S */
157extern unsigned long sun4m_cpu_startup;
158extern unsigned long sun4d_cpu_startup;
 
 
 
 
 
 
159
160/* signal_32.c */
161asmlinkage void do_sigreturn(struct pt_regs *regs);
162asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
163void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
164                      unsigned long thread_info_flags);
165asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr,
166                               struct sigstack __user *ossptr,
167                               unsigned long sp);
168
169/* ptrace_32.c */
170asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
171
172/* unaligned_32.c */
173asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
174asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
175
176/* windows.c */
177void try_to_clear_window_buffer(struct pt_regs *regs, int who);
178
179/* auxio_32.c */
180void __init auxio_probe(void);
181void __init auxio_power_probe(void);
182
183/* pcic.c */
184extern void __iomem *pcic_regs;
185void pcic_nmi(unsigned int pend, struct pt_regs *regs);
186
187/* time_32.c */
188void __init time_init(void);
189
190#else /* CONFIG_SPARC32 */
191#endif /* CONFIG_SPARC32 */
192#endif /* !(__SPARC_KERNEL_H) */