arch/powerpc/include/asm/ucontext.h

   1 #ifndef _ASM_POWERPC_UCONTEXT_H
   2 #define _ASM_POWERPC_UCONTEXT_H
   3
   4 #ifdef __powerpc64__
   5 #include <asm/sigcontext.h>
   6 #else
   7 #include <asm/elf.h>
   8 #endif
   9 #include <asm/signal.h>
  10
  11 #ifndef __powerpc64__
  12 struct mcontext {
  13         elf_gregset_t   mc_gregs;
  14         elf_fpregset_t  mc_fregs;
  15         unsigned long   mc_pad[2];
  16         elf_vrregset_t  mc_vregs __attribute__((__aligned__(16)));
  17 };
  18 #endif
  19
  20 struct ucontext {
  21         unsigned long   uc_flags;
  22         struct ucontext __user *uc_link;
  23         stack_t         uc_stack;
  24 #ifndef __powerpc64__
  25         int             uc_pad[7];
  26         struct mcontext __user *uc_regs;/* points to uc_mcontext field */
  27 #endif
  28         sigset_t        uc_sigmask;
  29         /* glibc has 1024-bit signal masks, ours are 64-bit */
  30 #ifdef __powerpc64__
  31         sigset_t        __unused[15];   /* Allow for uc_sigmask growth */
  32         struct sigcontext uc_mcontext;  /* last for extensibility */
  33 #else
  34         int             uc_maskext[30];
  35         int             uc_pad2[3];
  36         struct mcontext uc_mcontext;
  37 #endif
  38 };
  39
  40 #endif /* _ASM_POWERPC_UCONTEXT_H */