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/* $Id: elf.h,v 1.22 2000/07/12 01:27:08 davem Exp $ */
#ifndef __ASMSPARC_ELF_H
#define __ASMSPARC_ELF_H
/*
* ELF register definitions..
*/
#include <asm/ptrace.h>
/*
* Sparc section types
*/
#define STT_REGISTER 13
/*
* Sparc ELF relocation types
*/
#define R_SPARC_NONE 0
#define R_SPARC_8 1
#define R_SPARC_16 2
#define R_SPARC_32 3
#define R_SPARC_DISP8 4
#define R_SPARC_DISP16 5
#define R_SPARC_DISP32 6
#define R_SPARC_WDISP30 7
#define R_SPARC_WDISP22 8
#define R_SPARC_HI22 9
#define R_SPARC_22 10
#define R_SPARC_13 11
#define R_SPARC_LO10 12
#define R_SPARC_GOT10 13
#define R_SPARC_GOT13 14
#define R_SPARC_GOT22 15
#define R_SPARC_PC10 16
#define R_SPARC_PC22 17
#define R_SPARC_WPLT30 18
#define R_SPARC_COPY 19
#define R_SPARC_GLOB_DAT 20
#define R_SPARC_JMP_SLOT 21
#define R_SPARC_RELATIVE 22
#define R_SPARC_UA32 23
#define R_SPARC_PLT32 24
#define R_SPARC_HIPLT22 25
#define R_SPARC_LOPLT10 26
#define R_SPARC_PCPLT32 27
#define R_SPARC_PCPLT22 28
#define R_SPARC_PCPLT10 29
#define R_SPARC_10 30
#define R_SPARC_11 31
#define R_SPARC_64 32
#define R_SPARC_OLO10 33
#define R_SPARC_WDISP16 40
#define R_SPARC_WDISP19 41
#define R_SPARC_7 43
#define R_SPARC_5 44
#define R_SPARC_6 45
/* Bits present in AT_HWCAP, primarily for Sparc32. */
#define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */
#define HWCAP_SPARC_STBAR 2
#define HWCAP_SPARC_SWAP 4
#define HWCAP_SPARC_MULDIV 8
#define HWCAP_SPARC_V9 16
#define HWCAP_SPARC_ULTRA3 32
#define CORE_DUMP_USE_REGSET
/* Format is:
* G0 --> G7
* O0 --> O7
* L0 --> L7
* I0 --> I7
* PSR, PC, nPC, Y, WIM, TBR
*/
typedef unsigned long elf_greg_t;
#define ELF_NGREG 38
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct {
union {
unsigned long pr_regs[32];
double pr_dregs[16];
} pr_fr;
unsigned long __unused;
unsigned long pr_fsr;
unsigned char pr_qcnt;
unsigned char pr_q_entrysize;
unsigned char pr_en;
unsigned int pr_q[64];
} elf_fpregset_t;
#ifdef __KERNEL__
#include <asm/mbus.h>
/*
* This is used to ensure we don't load something for the wrong architecture.
*/
#define elf_check_arch(x) ((x)->e_machine == EM_SPARC)
/*
* These are used to set parameters in the core dumps.
*/
#define ELF_ARCH EM_SPARC
#define ELF_CLASS ELFCLASS32
#define ELF_DATA ELFDATA2MSB
#define USE_ELF_CORE_DUMP
#ifndef CONFIG_SUN4
#define ELF_EXEC_PAGESIZE 4096
#else
#define ELF_EXEC_PAGESIZE 8192
#endif
/* 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. */
#define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE)
/* This yields a mask that user programs can use to figure out what
instruction set this cpu supports. This can NOT be done in userspace
on Sparc. */
/* Sun4c has none of the capabilities, most sun4m's have them all.
* XXX This is gross, set some global variable at boot time. -DaveM
*/
#define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \
(HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
HWCAP_SPARC_SWAP | \
((srmmu_modtype != Cypress && \
srmmu_modtype != Cypress_vE && \
srmmu_modtype != Cypress_vD) ? \
HWCAP_SPARC_MULDIV : 0)))
/* 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 (NULL)
#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
#endif /* __KERNEL__ */
#endif /* !(__ASMSPARC_ELF_H) */
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