343 строки
14 KiB
C
343 строки
14 KiB
C
#ifndef __ASMPARISC_ELF_H
|
|
#define __ASMPARISC_ELF_H
|
|
|
|
/*
|
|
* ELF register definitions..
|
|
*/
|
|
|
|
#include <asm/ptrace.h>
|
|
|
|
#define EM_PARISC 15
|
|
|
|
/* HPPA specific definitions. */
|
|
|
|
/* Legal values for e_flags field of Elf32_Ehdr. */
|
|
|
|
#define EF_PARISC_TRAPNIL 0x00010000 /* Trap nil pointer dereference. */
|
|
#define EF_PARISC_EXT 0x00020000 /* Program uses arch. extensions. */
|
|
#define EF_PARISC_LSB 0x00040000 /* Program expects little endian. */
|
|
#define EF_PARISC_WIDE 0x00080000 /* Program expects wide mode. */
|
|
#define EF_PARISC_NO_KABP 0x00100000 /* No kernel assisted branch
|
|
prediction. */
|
|
#define EF_PARISC_LAZYSWAP 0x00400000 /* Allow lazy swapping. */
|
|
#define EF_PARISC_ARCH 0x0000ffff /* Architecture version. */
|
|
|
|
/* Defined values for `e_flags & EF_PARISC_ARCH' are: */
|
|
|
|
#define EFA_PARISC_1_0 0x020b /* PA-RISC 1.0 big-endian. */
|
|
#define EFA_PARISC_1_1 0x0210 /* PA-RISC 1.1 big-endian. */
|
|
#define EFA_PARISC_2_0 0x0214 /* PA-RISC 2.0 big-endian. */
|
|
|
|
/* Additional section indices. */
|
|
|
|
#define SHN_PARISC_ANSI_COMMON 0xff00 /* Section for tenatively declared
|
|
symbols in ANSI C. */
|
|
#define SHN_PARISC_HUGE_COMMON 0xff01 /* Common blocks in huge model. */
|
|
|
|
/* Legal values for sh_type field of Elf32_Shdr. */
|
|
|
|
#define SHT_PARISC_EXT 0x70000000 /* Contains product specific ext. */
|
|
#define SHT_PARISC_UNWIND 0x70000001 /* Unwind information. */
|
|
#define SHT_PARISC_DOC 0x70000002 /* Debug info for optimized code. */
|
|
|
|
/* Legal values for sh_flags field of Elf32_Shdr. */
|
|
|
|
#define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */
|
|
#define SHF_PARISC_HUGE 0x40000000 /* Section far from gp. */
|
|
#define SHF_PARISC_SBP 0x80000000 /* Static branch prediction code. */
|
|
|
|
/* Legal values for ST_TYPE subfield of st_info (symbol type). */
|
|
|
|
#define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */
|
|
|
|
#define STT_HP_OPAQUE (STT_LOOS + 0x1)
|
|
#define STT_HP_STUB (STT_LOOS + 0x2)
|
|
|
|
/* HPPA relocs. */
|
|
|
|
#define R_PARISC_NONE 0 /* No reloc. */
|
|
#define R_PARISC_DIR32 1 /* Direct 32-bit reference. */
|
|
#define R_PARISC_DIR21L 2 /* Left 21 bits of eff. address. */
|
|
#define R_PARISC_DIR17R 3 /* Right 17 bits of eff. address. */
|
|
#define R_PARISC_DIR17F 4 /* 17 bits of eff. address. */
|
|
#define R_PARISC_DIR14R 6 /* Right 14 bits of eff. address. */
|
|
#define R_PARISC_PCREL32 9 /* 32-bit rel. address. */
|
|
#define R_PARISC_PCREL21L 10 /* Left 21 bits of rel. address. */
|
|
#define R_PARISC_PCREL17R 11 /* Right 17 bits of rel. address. */
|
|
#define R_PARISC_PCREL17F 12 /* 17 bits of rel. address. */
|
|
#define R_PARISC_PCREL14R 14 /* Right 14 bits of rel. address. */
|
|
#define R_PARISC_DPREL21L 18 /* Left 21 bits of rel. address. */
|
|
#define R_PARISC_DPREL14R 22 /* Right 14 bits of rel. address. */
|
|
#define R_PARISC_GPREL21L 26 /* GP-relative, left 21 bits. */
|
|
#define R_PARISC_GPREL14R 30 /* GP-relative, right 14 bits. */
|
|
#define R_PARISC_LTOFF21L 34 /* LT-relative, left 21 bits. */
|
|
#define R_PARISC_LTOFF14R 38 /* LT-relative, right 14 bits. */
|
|
#define R_PARISC_SECREL32 41 /* 32 bits section rel. address. */
|
|
#define R_PARISC_SEGBASE 48 /* No relocation, set segment base. */
|
|
#define R_PARISC_SEGREL32 49 /* 32 bits segment rel. address. */
|
|
#define R_PARISC_PLTOFF21L 50 /* PLT rel. address, left 21 bits. */
|
|
#define R_PARISC_PLTOFF14R 54 /* PLT rel. address, right 14 bits. */
|
|
#define R_PARISC_LTOFF_FPTR32 57 /* 32 bits LT-rel. function pointer. */
|
|
#define R_PARISC_LTOFF_FPTR21L 58 /* LT-rel. fct ptr, left 21 bits. */
|
|
#define R_PARISC_LTOFF_FPTR14R 62 /* LT-rel. fct ptr, right 14 bits. */
|
|
#define R_PARISC_FPTR64 64 /* 64 bits function address. */
|
|
#define R_PARISC_PLABEL32 65 /* 32 bits function address. */
|
|
#define R_PARISC_PCREL64 72 /* 64 bits PC-rel. address. */
|
|
#define R_PARISC_PCREL22F 74 /* 22 bits PC-rel. address. */
|
|
#define R_PARISC_PCREL14WR 75 /* PC-rel. address, right 14 bits. */
|
|
#define R_PARISC_PCREL14DR 76 /* PC rel. address, right 14 bits. */
|
|
#define R_PARISC_PCREL16F 77 /* 16 bits PC-rel. address. */
|
|
#define R_PARISC_PCREL16WF 78 /* 16 bits PC-rel. address. */
|
|
#define R_PARISC_PCREL16DF 79 /* 16 bits PC-rel. address. */
|
|
#define R_PARISC_DIR64 80 /* 64 bits of eff. address. */
|
|
#define R_PARISC_DIR14WR 83 /* 14 bits of eff. address. */
|
|
#define R_PARISC_DIR14DR 84 /* 14 bits of eff. address. */
|
|
#define R_PARISC_DIR16F 85 /* 16 bits of eff. address. */
|
|
#define R_PARISC_DIR16WF 86 /* 16 bits of eff. address. */
|
|
#define R_PARISC_DIR16DF 87 /* 16 bits of eff. address. */
|
|
#define R_PARISC_GPREL64 88 /* 64 bits of GP-rel. address. */
|
|
#define R_PARISC_GPREL14WR 91 /* GP-rel. address, right 14 bits. */
|
|
#define R_PARISC_GPREL14DR 92 /* GP-rel. address, right 14 bits. */
|
|
#define R_PARISC_GPREL16F 93 /* 16 bits GP-rel. address. */
|
|
#define R_PARISC_GPREL16WF 94 /* 16 bits GP-rel. address. */
|
|
#define R_PARISC_GPREL16DF 95 /* 16 bits GP-rel. address. */
|
|
#define R_PARISC_LTOFF64 96 /* 64 bits LT-rel. address. */
|
|
#define R_PARISC_LTOFF14WR 99 /* LT-rel. address, right 14 bits. */
|
|
#define R_PARISC_LTOFF14DR 100 /* LT-rel. address, right 14 bits. */
|
|
#define R_PARISC_LTOFF16F 101 /* 16 bits LT-rel. address. */
|
|
#define R_PARISC_LTOFF16WF 102 /* 16 bits LT-rel. address. */
|
|
#define R_PARISC_LTOFF16DF 103 /* 16 bits LT-rel. address. */
|
|
#define R_PARISC_SECREL64 104 /* 64 bits section rel. address. */
|
|
#define R_PARISC_SEGREL64 112 /* 64 bits segment rel. address. */
|
|
#define R_PARISC_PLTOFF14WR 115 /* PLT-rel. address, right 14 bits. */
|
|
#define R_PARISC_PLTOFF14DR 116 /* PLT-rel. address, right 14 bits. */
|
|
#define R_PARISC_PLTOFF16F 117 /* 16 bits LT-rel. address. */
|
|
#define R_PARISC_PLTOFF16WF 118 /* 16 bits PLT-rel. address. */
|
|
#define R_PARISC_PLTOFF16DF 119 /* 16 bits PLT-rel. address. */
|
|
#define R_PARISC_LTOFF_FPTR64 120 /* 64 bits LT-rel. function ptr. */
|
|
#define R_PARISC_LTOFF_FPTR14WR 123 /* LT-rel. fct. ptr., right 14 bits. */
|
|
#define R_PARISC_LTOFF_FPTR14DR 124 /* LT-rel. fct. ptr., right 14 bits. */
|
|
#define R_PARISC_LTOFF_FPTR16F 125 /* 16 bits LT-rel. function ptr. */
|
|
#define R_PARISC_LTOFF_FPTR16WF 126 /* 16 bits LT-rel. function ptr. */
|
|
#define R_PARISC_LTOFF_FPTR16DF 127 /* 16 bits LT-rel. function ptr. */
|
|
#define R_PARISC_LORESERVE 128
|
|
#define R_PARISC_COPY 128 /* Copy relocation. */
|
|
#define R_PARISC_IPLT 129 /* Dynamic reloc, imported PLT */
|
|
#define R_PARISC_EPLT 130 /* Dynamic reloc, exported PLT */
|
|
#define R_PARISC_TPREL32 153 /* 32 bits TP-rel. address. */
|
|
#define R_PARISC_TPREL21L 154 /* TP-rel. address, left 21 bits. */
|
|
#define R_PARISC_TPREL14R 158 /* TP-rel. address, right 14 bits. */
|
|
#define R_PARISC_LTOFF_TP21L 162 /* LT-TP-rel. address, left 21 bits. */
|
|
#define R_PARISC_LTOFF_TP14R 166 /* LT-TP-rel. address, right 14 bits.*/
|
|
#define R_PARISC_LTOFF_TP14F 167 /* 14 bits LT-TP-rel. address. */
|
|
#define R_PARISC_TPREL64 216 /* 64 bits TP-rel. address. */
|
|
#define R_PARISC_TPREL14WR 219 /* TP-rel. address, right 14 bits. */
|
|
#define R_PARISC_TPREL14DR 220 /* TP-rel. address, right 14 bits. */
|
|
#define R_PARISC_TPREL16F 221 /* 16 bits TP-rel. address. */
|
|
#define R_PARISC_TPREL16WF 222 /* 16 bits TP-rel. address. */
|
|
#define R_PARISC_TPREL16DF 223 /* 16 bits TP-rel. address. */
|
|
#define R_PARISC_LTOFF_TP64 224 /* 64 bits LT-TP-rel. address. */
|
|
#define R_PARISC_LTOFF_TP14WR 227 /* LT-TP-rel. address, right 14 bits.*/
|
|
#define R_PARISC_LTOFF_TP14DR 228 /* LT-TP-rel. address, right 14 bits.*/
|
|
#define R_PARISC_LTOFF_TP16F 229 /* 16 bits LT-TP-rel. address. */
|
|
#define R_PARISC_LTOFF_TP16WF 230 /* 16 bits LT-TP-rel. address. */
|
|
#define R_PARISC_LTOFF_TP16DF 231 /* 16 bits LT-TP-rel. address. */
|
|
#define R_PARISC_HIRESERVE 255
|
|
|
|
#define PA_PLABEL_FDESC 0x02 /* bit set if PLABEL points to
|
|
* a function descriptor, not
|
|
* an address */
|
|
|
|
/* The following are PA function descriptors
|
|
*
|
|
* addr: the absolute address of the function
|
|
* gp: either the data pointer (r27) for non-PIC code or the
|
|
* the PLT pointer (r19) for PIC code */
|
|
|
|
/* Format for the Elf32 Function descriptor */
|
|
typedef struct elf32_fdesc {
|
|
__u32 addr;
|
|
__u32 gp;
|
|
} Elf32_Fdesc;
|
|
|
|
/* Format for the Elf64 Function descriptor */
|
|
typedef struct elf64_fdesc {
|
|
__u64 dummy[2]; /* FIXME: nothing uses these, why waste
|
|
* the space */
|
|
__u64 addr;
|
|
__u64 gp;
|
|
} Elf64_Fdesc;
|
|
|
|
/* Legal values for p_type field of Elf32_Phdr/Elf64_Phdr. */
|
|
|
|
#define PT_HP_TLS (PT_LOOS + 0x0)
|
|
#define PT_HP_CORE_NONE (PT_LOOS + 0x1)
|
|
#define PT_HP_CORE_VERSION (PT_LOOS + 0x2)
|
|
#define PT_HP_CORE_KERNEL (PT_LOOS + 0x3)
|
|
#define PT_HP_CORE_COMM (PT_LOOS + 0x4)
|
|
#define PT_HP_CORE_PROC (PT_LOOS + 0x5)
|
|
#define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6)
|
|
#define PT_HP_CORE_STACK (PT_LOOS + 0x7)
|
|
#define PT_HP_CORE_SHM (PT_LOOS + 0x8)
|
|
#define PT_HP_CORE_MMF (PT_LOOS + 0x9)
|
|
#define PT_HP_PARALLEL (PT_LOOS + 0x10)
|
|
#define PT_HP_FASTBIND (PT_LOOS + 0x11)
|
|
#define PT_HP_OPT_ANNOT (PT_LOOS + 0x12)
|
|
#define PT_HP_HSL_ANNOT (PT_LOOS + 0x13)
|
|
#define PT_HP_STACK (PT_LOOS + 0x14)
|
|
|
|
#define PT_PARISC_ARCHEXT 0x70000000
|
|
#define PT_PARISC_UNWIND 0x70000001
|
|
|
|
/* Legal values for p_flags field of Elf32_Phdr/Elf64_Phdr. */
|
|
|
|
#define PF_PARISC_SBP 0x08000000
|
|
|
|
#define PF_HP_PAGE_SIZE 0x00100000
|
|
#define PF_HP_FAR_SHARED 0x00200000
|
|
#define PF_HP_NEAR_SHARED 0x00400000
|
|
#define PF_HP_CODE 0x01000000
|
|
#define PF_HP_MODIFY 0x02000000
|
|
#define PF_HP_LAZYSWAP 0x04000000
|
|
#define PF_HP_SBP 0x08000000
|
|
|
|
/*
|
|
* The following definitions are those for 32-bit ELF binaries on a 32-bit
|
|
* kernel and for 64-bit binaries on a 64-bit kernel. To run 32-bit binaries
|
|
* on a 64-bit kernel, arch/parisc/kernel/binfmt_elf32.c defines these
|
|
* macros appropriately and then #includes binfmt_elf.c, which then includes
|
|
* this file.
|
|
*/
|
|
#ifndef ELF_CLASS
|
|
|
|
/*
|
|
* This is used to ensure we don't load something for the wrong architecture.
|
|
*
|
|
* Note that this header file is used by default in fs/binfmt_elf.c. So
|
|
* the following macros are for the default case. However, for the 64
|
|
* bit kernel we also support 32 bit parisc binaries. To do that
|
|
* arch/parisc/kernel/binfmt_elf32.c defines its own set of these
|
|
* macros, and then it includes fs/binfmt_elf.c to provide an alternate
|
|
* elf binary handler for 32 bit binaries (on the 64 bit kernel).
|
|
*/
|
|
#ifdef CONFIG_64BIT
|
|
#define ELF_CLASS ELFCLASS64
|
|
#else
|
|
#define ELF_CLASS ELFCLASS32
|
|
#endif
|
|
|
|
typedef unsigned long elf_greg_t;
|
|
|
|
/*
|
|
* This yields a string that ld.so will use to load implementation
|
|
* specific libraries for optimization. This is more specific in
|
|
* intent than poking at uname or /proc/cpuinfo.
|
|
*/
|
|
|
|
#define ELF_PLATFORM ("PARISC\0")
|
|
|
|
#define SET_PERSONALITY(ex) \
|
|
current->personality = PER_LINUX; \
|
|
current->thread.map_base = DEFAULT_MAP_BASE; \
|
|
current->thread.task_size = DEFAULT_TASK_SIZE \
|
|
|
|
/*
|
|
* Fill in general registers in a core dump. This saves pretty
|
|
* much the same registers as hp-ux, although in a different order.
|
|
* Registers marked # below are not currently saved in pt_regs, so
|
|
* we use their current values here.
|
|
*
|
|
* gr0..gr31
|
|
* sr0..sr7
|
|
* iaoq0..iaoq1
|
|
* iasq0..iasq1
|
|
* cr11 (sar)
|
|
* cr19 (iir)
|
|
* cr20 (isr)
|
|
* cr21 (ior)
|
|
* # cr22 (ipsw)
|
|
* # cr0 (recovery counter)
|
|
* # cr24..cr31 (temporary registers)
|
|
* # cr8,9,12,13 (protection IDs)
|
|
* # cr10 (scr/ccr)
|
|
* # cr15 (ext int enable mask)
|
|
*
|
|
*/
|
|
|
|
#define ELF_CORE_COPY_REGS(dst, pt) \
|
|
memset(dst, 0, sizeof(dst)); /* don't leak any "random" bits */ \
|
|
memcpy(dst + 0, pt->gr, 32 * sizeof(elf_greg_t)); \
|
|
memcpy(dst + 32, pt->sr, 8 * sizeof(elf_greg_t)); \
|
|
memcpy(dst + 40, pt->iaoq, 2 * sizeof(elf_greg_t)); \
|
|
memcpy(dst + 42, pt->iasq, 2 * sizeof(elf_greg_t)); \
|
|
dst[44] = pt->sar; dst[45] = pt->iir; \
|
|
dst[46] = pt->isr; dst[47] = pt->ior; \
|
|
dst[48] = mfctl(22); dst[49] = mfctl(0); \
|
|
dst[50] = mfctl(24); dst[51] = mfctl(25); \
|
|
dst[52] = mfctl(26); dst[53] = mfctl(27); \
|
|
dst[54] = mfctl(28); dst[55] = mfctl(29); \
|
|
dst[56] = mfctl(30); dst[57] = mfctl(31); \
|
|
dst[58] = mfctl( 8); dst[59] = mfctl( 9); \
|
|
dst[60] = mfctl(12); dst[61] = mfctl(13); \
|
|
dst[62] = mfctl(10); dst[63] = mfctl(15);
|
|
|
|
#endif /* ! ELF_CLASS */
|
|
|
|
#define ELF_NGREG 80 /* We only need 64 at present, but leave space
|
|
for expansion. */
|
|
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
|
|
|
|
#define ELF_NFPREG 32
|
|
typedef double elf_fpreg_t;
|
|
typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
|
|
|
|
struct task_struct;
|
|
|
|
extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *);
|
|
#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs)
|
|
|
|
struct pt_regs; /* forward declaration... */
|
|
|
|
|
|
#define elf_check_arch(x) ((x)->e_machine == EM_PARISC && (x)->e_ident[EI_CLASS] == ELF_CLASS)
|
|
|
|
/*
|
|
* These are used to set parameters in the core dumps.
|
|
*/
|
|
#define ELF_DATA ELFDATA2MSB
|
|
#define ELF_ARCH EM_PARISC
|
|
#define ELF_OSABI ELFOSABI_LINUX
|
|
|
|
/* %r23 is set by ld.so to a pointer to a function which might be
|
|
registered using atexit. This provides a means for the dynamic
|
|
linker to call DT_FINI functions for shared libraries that have
|
|
been loaded before the code runs.
|
|
|
|
So that we can use the same startup file with static executables,
|
|
we start programs with a value of 0 to indicate that there is no
|
|
such function. */
|
|
#define ELF_PLAT_INIT(_r, load_addr) _r->gr[23] = 0
|
|
|
|
#define USE_ELF_CORE_DUMP
|
|
#define ELF_EXEC_PAGESIZE 4096
|
|
|
|
/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
|
|
use of this is to invoke "./ld.so someprog" to test out a new version of
|
|
the loader. We need to make sure that it is out of the way of the program
|
|
that it will "exec", and that there is sufficient room for the brk.
|
|
|
|
(2 * TASK_SIZE / 3) turns into something undefined when run through a
|
|
32 bit preprocessor and in some cases results in the kernel trying to map
|
|
ld.so to the kernel virtual base. Use a sane value instead. /Jes
|
|
*/
|
|
|
|
#define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE + 0x01000000)
|
|
|
|
/* This yields a mask that user programs can use to figure out what
|
|
instruction set this CPU supports. This could be done in user space,
|
|
but it's not easy, and we've already done it here. */
|
|
|
|
#define ELF_HWCAP 0
|
|
|
|
#endif
|