mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-22 20:23:57 +08:00
607ca46e97
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
#ifndef _LINUX_ELFCORE_H
|
|
#define _LINUX_ELFCORE_H
|
|
|
|
#include <linux/user.h>
|
|
#include <linux/bug.h>
|
|
#include <asm/elf.h>
|
|
#include <uapi/linux/elfcore.h>
|
|
|
|
static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs)
|
|
{
|
|
#ifdef ELF_CORE_COPY_REGS
|
|
ELF_CORE_COPY_REGS((*elfregs), regs)
|
|
#else
|
|
BUG_ON(sizeof(*elfregs) != sizeof(*regs));
|
|
*(struct pt_regs *)elfregs = *regs;
|
|
#endif
|
|
}
|
|
|
|
static inline void elf_core_copy_kernel_regs(elf_gregset_t *elfregs, struct pt_regs *regs)
|
|
{
|
|
#ifdef ELF_CORE_COPY_KERNEL_REGS
|
|
ELF_CORE_COPY_KERNEL_REGS((*elfregs), regs);
|
|
#else
|
|
elf_core_copy_regs(elfregs, regs);
|
|
#endif
|
|
}
|
|
|
|
static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs)
|
|
{
|
|
#if defined (ELF_CORE_COPY_TASK_REGS)
|
|
return ELF_CORE_COPY_TASK_REGS(t, elfregs);
|
|
#elif defined (task_pt_regs)
|
|
elf_core_copy_regs(elfregs, task_pt_regs(t));
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
extern int dump_fpu (struct pt_regs *, elf_fpregset_t *);
|
|
|
|
static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu)
|
|
{
|
|
#ifdef ELF_CORE_COPY_FPREGS
|
|
return ELF_CORE_COPY_FPREGS(t, fpu);
|
|
#else
|
|
return dump_fpu(regs, fpu);
|
|
#endif
|
|
}
|
|
|
|
#ifdef ELF_CORE_COPY_XFPREGS
|
|
static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu)
|
|
{
|
|
return ELF_CORE_COPY_XFPREGS(t, xfpu);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out
|
|
* extra segments containing the gate DSO contents. Dumping its
|
|
* contents makes post-mortem fully interpretable later without matching up
|
|
* the same kernel and hardware config to see what PC values meant.
|
|
* Dumping its extra ELF program headers includes all the other information
|
|
* a debugger needs to easily find how the gate DSO was being used.
|
|
*/
|
|
extern Elf_Half elf_core_extra_phdrs(void);
|
|
extern int
|
|
elf_core_write_extra_phdrs(struct file *file, loff_t offset, size_t *size,
|
|
unsigned long limit);
|
|
extern int
|
|
elf_core_write_extra_data(struct file *file, size_t *size, unsigned long limit);
|
|
extern size_t elf_core_extra_data_size(void);
|
|
|
|
#endif /* _LINUX_ELFCORE_H */
|