arch/sparc/kernel/kernel.h

Source file repositories/reference/linux-study-clean/arch/sparc/kernel/kernel.h

File Facts

System
Linux kernel
Corpus path
arch/sparc/kernel/kernel.h
Extension
.h
Size
5927 bytes
Lines
198
Domain
Architecture Layer
Bucket
arch/sparc
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __SPARC_KERNEL_H
#define __SPARC_KERNEL_H

#include <linux/interrupt.h>
#include <linux/ftrace.h>

#include <asm/traps.h>
#include <asm/head.h>
#include <asm/io.h>

/* cpu.c */
extern const char *sparc_pmu_type;
extern unsigned int fsr_storage;
extern int ncpus_probed;

/* process{_32,_64}.c */
asmlinkage long sparc_clone(struct pt_regs *regs);
asmlinkage long sparc_fork(struct pt_regs *regs);
asmlinkage long sparc_vfork(struct pt_regs *regs);
asmlinkage long sparc_clone3(struct pt_regs *regs);

#ifdef CONFIG_SPARC64
/* setup_64.c */
struct seq_file;
void cpucap_info(struct seq_file *);

static inline unsigned long kimage_addr_to_ra(const void *p)
{
	unsigned long val = (unsigned long) p;

	return kern_base + (val - KERNBASE);
}

/* sys_sparc_64.c */
asmlinkage long sys_kern_features(void);

/* unaligned_64.c */
asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
int handle_popc(u32 insn, struct pt_regs *regs);
void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);

/* uprobes.c */
asmlinkage void uprobe_trap(struct pt_regs *regs,
			    unsigned long trap_level);

/* smp_64.c */
void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);

/* kgdb_64.c */
void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);

/* pci.c */
#ifdef CONFIG_PCI
int ali_sound_dma_hack(struct device *dev, u64 device_mask);
#else
#define ali_sound_dma_hack(dev, mask)	(0)
#endif

/* signal32.c */
void do_sigreturn32(struct pt_regs *regs);
asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
void do_signal32(struct pt_regs * regs);
asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp);

/* time_64.c */
void __init time_init_early(void);

/* compat_audit.c */
extern unsigned int sparc32_dir_class[];
extern unsigned int sparc32_chattr_class[];
extern unsigned int sparc32_write_class[];
extern unsigned int sparc32_read_class[];
extern unsigned int sparc32_signal_class[];
int sparc32_classify_syscall(unsigned int syscall);
#endif

#ifdef CONFIG_SPARC32
/* setup_32.c */
struct linux_romvec;
void sparc32_start_kernel(struct linux_romvec *rp);

/* cpu.c */
void cpu_probe(void);

/* traps_32.c */
void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,

Annotation

Implementation Notes