mirror of
https://github.com/torvalds/linux.git
synced 2024-11-11 14:42:24 +00:00
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
#ifndef _PPC64_PPC32_H
|
|
#define _PPC64_PPC32_H
|
|
|
|
#include <linux/compat.h>
|
|
#include <asm/siginfo.h>
|
|
#include <asm/signal.h>
|
|
|
|
/*
|
|
* Data types and macros for providing 32b PowerPC support.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
|
|
/* These are here to support 32-bit syscalls on a 64-bit kernel. */
|
|
|
|
struct pt_regs32 {
|
|
unsigned int gpr[32];
|
|
unsigned int nip;
|
|
unsigned int msr;
|
|
unsigned int orig_gpr3; /* Used for restarting system calls */
|
|
unsigned int ctr;
|
|
unsigned int link;
|
|
unsigned int xer;
|
|
unsigned int ccr;
|
|
unsigned int mq; /* 601 only (not used at present) */
|
|
unsigned int trap; /* Reason for being here */
|
|
unsigned int dar; /* Fault registers */
|
|
unsigned int dsisr;
|
|
unsigned int result; /* Result of a system call */
|
|
};
|
|
|
|
struct sigcontext32 {
|
|
unsigned int _unused[4];
|
|
int signal;
|
|
compat_uptr_t handler;
|
|
unsigned int oldmask;
|
|
compat_uptr_t regs; /* 4 byte pointer to the pt_regs32 structure. */
|
|
};
|
|
|
|
struct mcontext32 {
|
|
elf_gregset_t32 mc_gregs;
|
|
elf_fpregset_t mc_fregs;
|
|
unsigned int mc_pad[2];
|
|
elf_vrregset_t32 mc_vregs __attribute__((__aligned__(16)));
|
|
elf_vsrreghalf_t32 mc_vsregs __attribute__((__aligned__(16)));
|
|
};
|
|
|
|
struct ucontext32 {
|
|
unsigned int uc_flags;
|
|
unsigned int uc_link;
|
|
compat_stack_t uc_stack;
|
|
int uc_pad[7];
|
|
compat_uptr_t uc_regs; /* points to uc_mcontext field */
|
|
compat_sigset_t uc_sigmask; /* mask last for extensibility */
|
|
/* glibc has 1024-bit signal masks, ours are 64-bit */
|
|
int uc_maskext[30];
|
|
int uc_pad2[3];
|
|
struct mcontext32 uc_mcontext;
|
|
};
|
|
|
|
#endif /* _PPC64_PPC32_H */
|