text: /*
   * Support for 32-bit Linux/Parisc ELF binaries on 64 bit kernels
   *
   * Copyright (C) 2000 John Marvin
   * Copyright (C) 2000 Hewlett Packard Co.
   *
   * Heavily inspired from various other efforts to do the same thing
   * (ia64,sparc64/mips64)
   */
  
  /* Make sure include/asm-parisc/elf.h does the right thing */
  
  #define ELF_CLASS	ELFCLASS32
  
  typedef unsigned int elf_greg_t;
  
  #include <linux/spinlock.h>
  #include <asm/processor.h>
  #include <linux/module.h>
  #include <linux/config.h>
  #include <linux/elfcore.h>
  #include "sys32.h"		/* struct timeval32 */
  
  #define elf_prstatus elf_prstatus32
  struct elf_prstatus32
  {
  	struct elf_siginfo pr_info;	/* Info associated with signal */
  	short	pr_cursig;		/* Current signal */
  	unsigned int pr_sigpend;	/* Set of pending signals */
  	unsigned int pr_sighold;	/* Set of held signals */
  	pid_t	pr_pid;
  	pid_t	pr_ppid;
  	pid_t	pr_pgrp;
  	pid_t	pr_sid;
  	struct timeval32 pr_utime;	/* User time */
  	struct timeval32 pr_stime;	/* System time */
  	struct timeval32 pr_cutime;	/* Cumulative user time */
  	struct timeval32 pr_cstime;	/* Cumulative system time */
  	elf_gregset_t pr_reg;	/* GP registers */
  	int pr_fpvalid;		/* True if math co-processor being used.  */
  };
  
  #define elf_prpsinfo elf_prpsinfo32
  struct elf_prpsinfo32
  {
  	char	pr_state;	/* numeric process state */
  	char	pr_sname;	/* char for pr_state */
  	char	pr_zomb;	/* zombie */
  	char	pr_nice;	/* nice val */
  	unsigned int pr_flag;	/* flags */
  	u16	pr_uid;
  	u16	pr_gid;
  	pid_t	pr_pid, pr_ppid, pr_pgrp, pr_sid;
  	/* Lots missing */
  	char	pr_fname[16];	/* filename of executable */
  	char	pr_psargs[ELF_PRARGSZ];	/* initial part of arg list */
  };
  
  #define elf_addr_t	unsigned int
  typedef unsigned int elf_caddr_t;
  #define init_elf_binfmt init_elf32_binfmt
  
  #define ELF_PLATFORM  ("PARISC32\0")
  
  #define ELF_CORE_COPY_REGS(dst, pt)	\
  	memset(dst, 0, sizeof(dst));	/* don't leak any "random" bits */ \
  	{	int i; \
  		for (i = 0; i < 32; i++) dst[i] = (elf_greg_t) pt->gr[i]; \
  		for (i = 0; i < 8; i++) dst[32 + i] = (elf_greg_t) pt->sr[i]; \
  	} \
  	dst[40] = (elf_greg_t) pt->iaoq[0]; dst[41] = (elf_greg_t) pt->iaoq[1]; \
  	dst[42] = (elf_greg_t) pt->iasq[0]; dst[43] = (elf_greg_t) pt->iasq[1]; \
  	dst[44] = (elf_greg_t) pt->sar;   dst[45] = (elf_greg_t) pt->iir; \
  	dst[46] = (elf_greg_t) pt->isr;   dst[47] = (elf_greg_t) pt->ior; \
  	dst[48] = (elf_greg_t) mfctl(22); dst[49] = (elf_greg_t) mfctl(0); \
  	dst[50] = (elf_greg_t) mfctl(24); dst[51] = (elf_greg_t) mfctl(25); \
  	dst[52] = (elf_greg_t) mfctl(26); dst[53] = (elf_greg_t) mfctl(27); \
  	dst[54] = (elf_greg_t) mfctl(28); dst[55] = (elf_greg_t) mfctl(29); \
  	dst[56] = (elf_greg_t) mfctl(30); dst[57] = (elf_greg_t) mfctl(31); \
  	dst[58] = (elf_greg_t) mfctl( 8); dst[59] = (elf_greg_t) mfctl( 9); \
  	dst[60] = (elf_greg_t) mfctl(12); dst[61] = (elf_greg_t) mfctl(13); \
  	dst[62] = (elf_greg_t) mfctl(10); dst[63] = (elf_greg_t) mfctl(15);
  
  /*
   * We should probably use this macro to set a flag somewhere to indicate
   * this is a 32 on 64 process. We could use PER_LINUX_32BIT, or we
   * could set a processor dependent flag in the thread_struct.
   */
  
  #define SET_PERSONALITY(ex, ibcs2) \
  	current->personality = PER_LINUX_32BIT
  
  #include "../../../fs/binfmt_elf.c"
  