/*      $NetBSD: exec.h,v 1.3 2019/04/16 12:25:17 skrll Exp $   */

/*      $OpenBSD: exec.h,v 1.6 2001/01/22 14:51:03 art Exp $    */

/*
* Copyright (c) 1994, The University of Utah and
* the Computer Systems Laboratory at the University of Utah (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSL requests users of this software to return to [email protected] any
* improvements that they make and grant CSL redistribution rights.
*
*      Utah $Hdr: exec.h 1.3 94/12/16$
*/

#ifndef _HPPA_EXEC_H_
#define _HPPA_EXEC_H_

#define cpu_exec_aout_makecmds(p, epp)  ENOEXEC

/* Size of a page in an object file. */
#define AOUT_LDPGSZ     4096

#define ARCH_ELFSIZE            32

#define ELF_TARG_CLASS          ELFCLASS32
#define ELF_TARG_DATA           ELFDATA2MSB
#define ELF_TARG_MACH           EM_PARISC

/* #define _NLIST_DO_AOUT */
/* #define _NLIST_DO_ECOFF */
#define _NLIST_DO_ELF
#define _NLIST_DO_SOM

/* #define      _KERN_DO_AOUT */
/* #define      _KERN_DO_ECOFF */
#define _KERN_DO_ELF
#define _KERN_DO_SOM

/*
* the following MD ELF values defenitions are from the:
* "Processor-Specific ELF Supplement for PA-RISC.
*  Including HP and HP-UX Extensions. Version 1.43. October 6, 1998"
*      http://www.software.hp.com/STK/partner/elf-pa.pdf
*
*/

/* parisc-specific elf flags */
#define EF_PARISC_TRAPNIL       0x00010000      /* trap on NULL derefs */
#define EF_PARISC_EXT           0x00020000      /* program uses arch exts */
#define EF_PARISC_LSB           0x00040000      /* program expects LSB mode */
#define EF_PARISC_WIDE          0x00080000      /* program expects wide mode */
#define EF_PARISC_NO_KABP       0x00100000      /* don't allow kernel assisted
                                                  branch prediction */
#define EF_PARISC_LAZYSWAP      0x00200000      /* allow lazy swap allocation
                                                  for dynamically allocated
                                                  program segments */
#define EF_PARISC_ARCH          0x0000ffff      /* architecture version */
#define         EFA_PARISC_1_0  0x020B
#define         EFA_PARISC_1_1  0x0210
#define         EFA_PARISC_2_0  0x0214

/* legend: 0 - pa7000, 1 - pa7100, 2 - pa7200, 3 - pa7100LC, 4 - pa8000 */
#define PARISC_AE_QWSI  0x00000001      /* 0  : enable quadword stores */
#define PARISC_AE_FPLSU 0x00000002      /*   1: fp load/store to I/O space */
#define PARISC_AE_RSQRT 0x00000004      /* 0  : reciprocal sqrt */
#define PARISC_AE_FDCG  0x00000008      /* 0,1: fdc includes graph flushes */
#define PARISC_AE_HPAR  0x00000010      /* 3,4: half-word add/sub/av */
#define PARISC_AE_BSW   0x00000020      /* 3,4: half-word shift-add */
#define PARISC_AE_HPSA  0x00000040      /* 3  : byte-swapping stores */
#define PARISC_AE_DPR0  0x00000080      /* 2,4: data prefetch via ld to r0 */

#define SHN_PARISC_ANSI_COMMON  0xff00
#define SHN_PARISC_HUGE_COMMON  0xff01

/* sh_type */
#define SHT_PARISC_EXT          0x70000000      /* contains product-specific
                                                  extension bits */
#define SHT_PARISC_UNWIND       0x70000001      /* contains unwind table enries
                                                  sh_info contains index of
                                                  the code section to which
                                                  unwind entries apply */
#define SHT_PARISC_DOC          0x70000002      /* contains debug info for -O */
#define SHT_PARISC_ANNOT        0x70000003      /* contains code annotations */

/* sh_flags */
#define SHF_PARISC_SBP  0x80000000      /* contains code compiled for
                                          static branch prediction */
#define SHF_PARISC_HUGE 0x40000000      /* should be allocated far from gp */
#define SHF_PARISC_SHORT 0x20000000     /* should be allocated near from gp */

#define ELF_PARISC_ARCHEXT      ".PARISC.archext"
#define ELF_PARISC_MILLI        ".PARISC.milli"
#define ELF_PARISC_UNWIND       ".PARISC.unwind"
#define ELF_PARISC_UNWIND_INFO  ".PARISC.unwind_info"
#define ELF_PARISC_SDATA        ".sdata"
#define ELF_PARISC_NOBITS       ".sbss"

#define STT_PARISC_MILLI        13      /* entry point of a millicode routine */

#define PT_PARISC_ARCHEXT       0x70000000      /* segment contains
                                                  .PARISC.archext section */
#define PT_PARISC_UNWIND        0x70000001      /* segment contains
                                                  .unwind section */

#define PF_PARISC_SBP           0x08000000      /* segment contains code
                                       compiled for static branch prediction */

#endif  /* _HPPA_EXEC_H_ */

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