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IABSD.fr/src/sys/arch/mips64/include/exec.h
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/* $OpenBSD: exec.h,v 1.9 2017/08/13 14:56:09 visa Exp $ */ /* * Copyright (c) 1996-2004 Per Fogelstrom, Opsycon AB * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #ifndef _MIPS64_EXEC_H_ #define _MIPS64_EXEC_H_ #define __LDPGSZ 16384 #define ARCH_ELFSIZE 64 #define ELF_TARG_CLASS ELFCLASS64 #if defined(__MIPSEB__) #define ELF_TARG_DATA ELFDATA2MSB #else #define ELF_TARG_DATA ELFDATA2LSB #endif #define ELF_TARG_MACH EM_MIPS /* Information taken from MIPS ABI supplement */ /* Architecture dependent Segment types - p_type */ #define PT_MIPS_REGINFO 0x70000000 /* Register usage information */ /* Architecture dependent d_tag field for Elf32_Dyn. */ #define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime Linker Interface ID */ #define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */ #define DT_MIPS_ICHECKSUM 0x70000003 /* Cksum of ext. str. and com. sizes */ #define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */ #define DT_MIPS_FLAGS 0x70000005 /* Flags */ #define DT_MIPS_BASE_ADDRESS 0x70000006 /* Segment base address */ #define DT_MIPS_CONFLICT 0x70000008 /* Adr of .conflict section */ #define DT_MIPS_LIBLIST 0x70000009 /* Address of .liblist section */ #define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local .GOT entries */ #define DT_MIPS_CONFLICTNO 0x7000000b /* Number of .conflict entries */ #define DT_MIPS_LIBLISTNO 0x70000010 /* Number of .liblist entries */ #define DT_MIPS_SYMTABNO 0x70000011 /* Number of .dynsym entries */ #define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */ #define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in .dynsym */ #define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */ #define DT_MIPS_RLD_MAP 0x70000016 /* Address of debug map pointer */ #define DT_PROCNUM (DT_MIPS_RLD_MAP - DT_LOPROC + 1) /* * Legal values for e_flags field of Elf32_Ehdr. */ #define EF_MIPS_NOREORDER 0x00000001 /* .noreorder was used */ #define EF_MIPS_PIC 0x00000002 /* Contains PIC code */ #define EF_MIPS_CPIC 0x00000004 /* Uses PIC calling sequence */ #define EF_MIPS_ABI2 0x00000020 /* -n32 on Irix 6 */ #define EF_MIPS_32BITMODE 0x00000100 /* 64 bit in 32 bit mode... */ #define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */ #define E_MIPS_ARCH_1 0x00000000 #define E_MIPS_ARCH_2 0x10000000 #define E_MIPS_ARCH_3 0x20000000 #define E_MIPS_ARCH_4 0x30000000 #define EF_MIPS_ABI 0x0000f000 /* ABI level */ #define E_MIPS_ABI_NONE 0x00000000 /* ABI level not set */ #define E_MIPS_ABI_O32 0x00001000 #define E_MIPS_ABI_O64 0x00002000 #define E_MIPS_ABI_EABI32 0x00004000 #define E_MIPS_ABI_EABI64 0x00004000 /* * Mips special sections. */ #define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */ #define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */ #define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */ /* * Legal values for sh_type field of Elf32_Shdr. */ #define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */ #define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */ #define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */ #define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */ #define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information */ #define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */ /* * Legal values for sh_flags field of Elf32_Shdr. */ #define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */ #if 0 /* * Entries found in sections of type SHT_MIPS_GPTAB. */ typedef union { struct { Elf32_Word gt_current_g_value; /* -G val used in compilation */ Elf32_Word gt_unused; /* Not used */ } gt_header; /* First entry in section */ struct { Elf32_Word gt_g_value; /* If this val were used for -G */ Elf32_Word gt_bytes; /* This many bytes would be used */ } gt_entry; /* Subsequent entries in section */ } Elf32_gptab; /* * Entry found in sections of type SHT_MIPS_REGINFO. */ typedef struct { Elf32_Word ri_gprmask; /* General registers used */ Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */ Elf32_Sword ri_gp_value; /* $gp register value */ } Elf32_RegInfo; #endif #endif /* !_MIPS64_EXEC_H_ */