sys/arch/hppa/include/exec.h

   1 /*      $NetBSD: exec.h,v 1.1 2002/06/05 01:04:21 fredette Exp $        */
   2
   3 /*      $OpenBSD: exec.h,v 1.6 2001/01/22 14:51:03 art Exp $    */
   4
   5 /*
   6  * Copyright (c) 1994, The University of Utah and
   7  * the Computer Systems Laboratory at the University of Utah (CSL).
   8  * All rights reserved.
   9  *
  10  * Permission to use, copy, modify and distribute this software is hereby
  11  * granted provided that (1) source code retains these copyright, permission,
  12  * and disclaimer notices, and (2) redistributions including binaries
  13  * reproduce the notices in supporting documentation, and (3) all advertising
  14  * materials mentioning features or use of this software display the following
  15  * acknowledgement: ``This product includes software developed by the
  16  * Computer Systems Laboratory at the University of Utah.''
  17  *
  18  * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
  19  * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
  20  * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  21  *
  22  * CSL requests users of this software to return to csl-dist@cs.utah.edu any
  23  * improvements that they make and grant CSL redistribution rights.
  24  *
  25  *      Utah $Hdr: exec.h 1.3 94/12/16$
  26  */
  27
  28 #ifndef _HPPA_EXEC_H_
  29 #define _HPPA_EXEC_H_
  30
  31 #define cpu_exec_aout_makecmds(p, epp)  ENOEXEC
  32
  33 /* Size of a page in an object file. */
  34 #define AOUT_LDPGSZ     4096
  35
  36 #define ARCH_ELFSIZE            32
  37
  38 #define ELF_TARG_CLASS          ELFCLASS32
  39 #define ELF_TARG_DATA           ELFDATA2MSB
  40 #define ELF_TARG_MACH           EM_PARISC
  41
  42 /* #define _NLIST_DO_AOUT */
  43 /* #define _NLIST_DO_ECOFF */
  44 #define _NLIST_DO_ELF
  45 #define _NLIST_DO_SOM
  46
  47 /* #define      _KERN_DO_AOUT */
  48 /* #define      _KERN_DO_ECOFF */
  49 #define _KERN_DO_ELF
  50 #define _KERN_DO_SOM
  51
  52 /*
  53  * the following MD ELF values defenitions are from the:
  54  * "Processor-Specific ELF Supplement for PA-RISC.
  55  *  Including HP and HP-UX Extensions. Version 1.43. October 6, 1998"
  56  *      http://www.software.hp.com/STK/partner/elf-pa.pdf
  57  *
  58  */
  59
  60 /* parisc-specific elf flags */
  61 #define EF_PARISC_TRAPNIL       0x00010000      /* trap on NULL derefs */
  62 #define EF_PARISC_EXT           0x00020000      /* program uses arch exts */
  63 #define EF_PARISC_LSB           0x00040000      /* program expects LSB mode */
  64 #define EF_PARISC_WIDE          0x00080000      /* program expects wide mode */
  65 #define EF_PARISC_NO_KABP       0x00100000      /* don't allow kernel assisted
  66                                                    branch prediction */
  67 #define EF_PARISC_LAZYSWAP      0x00200000      /* allow lazy swap allocation
  68                                                    for dynamically allocated
  69                                                    program segments */
  70 #define EF_PARISC_ARCH          0x0000ffff      /* architecture version */
  71 #define         EFA_PARISC_1_0  0x020B
  72 #define         EFA_PARISC_1_1  0x0210
  73 #define         EFA_PARISC_2_0  0x0214
  74
  75 /* legend: 0 - pa7000, 1 - pa7100, 2 - pa7200, 3 - pa7100LC, 4 - pa8000 */
  76 #define PARISC_AE_QWSI  0x00000001      /* 0  : enable quadword stores */
  77 #define PARISC_AE_FPLSU 0x00000002      /*   1: fp load/store to I/O space */
  78 #define PARISC_AE_RSQRT 0x00000004      /* 0  : reciprocal sqrt */
  79 #define PARISC_AE_FDCG  0x00000008      /* 0,1: fdc includes graph flushes */
  80 #define PARISC_AE_HPAR  0x00000010      /* 3,4: half-word add/sub/av */
  81 #define PARISC_AE_BSW   0x00000020      /* 3,4: half-word shift-add */
  82 #define PARISC_AE_HPSA  0x00000040      /* 3  : byte-swapping stores */
  83 #define PARISC_AE_DPR0  0x00000080      /* 2,4: data prefetch via ld to r0 */
  84
  85 #define SHN_PARISC_ANSI_COMMON  0xff00
  86 #define SHN_PARISC_HUGE_COMMON  0xff01
  87
  88 /* sh_type */
  89 #define SHT_PARISC_EXT          0x70000000      /* contains product-specific
  90                                                    extension bits */
  91 #define SHT_PARISC_UNWIND       0x70000001      /* contains unwind table enries
  92                                                    sh_info contains index of
  93                                                    the code section to which
  94                                                    unwind entries apply */
  95 #define SHT_PARISC_DOC          0x70000002      /* contains debug info for -O */
  96 #define SHT_PARISC_ANNOT        0x70000003      /* contains code annotations */
  97
  98 /* sh_flags */
  99 #define SHF_PARISC_SBP  0x80000000      /* contains code compiled for
 100                                            static branch prediction */
 101 #define SHF_PARISC_HUGE 0x40000000      /* should be allocated far from gp */
 102 #define SHF_PARISC_SHORT 0x20000000     /* should be allocated near from gp */
 103
 104 #define ELF_PARISC_ARCHEXT      ".PARISC.archext"
 105 #define ELF_PARISC_MILLI        ".PARISC.milli"
 106 #define ELF_PARISC_UNWIND       ".PARISC.unwind"
 107 #define ELF_PARISC_UNWIND_INFO  ".PARISC.unwind_info"
 108 #define ELF_PARISC_SDATA        ".sdata"
 109 #define ELF_PARISC_NOBITS       ".sbss"
 110
 111 #define STT_PARISC_MILLI        13      /* entry point of a millicode routine */
 112
 113 #define PT_PARISC_ARCHEXT       0x70000000      /* segment contains
 114                                                    .PARISC.archext section */
 115 #define PT_PARISC_UNWIND        0x70000001      /* segment contains
 116                                                    .unwind section */
 117
 118 #define PF_PARISC_SBP           0x08000000      /* segment contains code
 119                                         compiled for static branch prediction */
 120
 121 #endif  /* _HPPA_EXEC_H_ */