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- #ifndef _XTENSA_ELF_H
- #define _XTENSA_ELF_H
- #include <asm/ptrace.h>
- #include <asm/coprocessor.h>
- #define EM_XTENSA 94
- #define EM_XTENSA_OLD 0xABC7
- #define R_XTENSA_NONE 0
- #define R_XTENSA_32 1
- #define R_XTENSA_RTLD 2
- #define R_XTENSA_GLOB_DAT 3
- #define R_XTENSA_JMP_SLOT 4
- #define R_XTENSA_RELATIVE 5
- #define R_XTENSA_PLT 6
- #define R_XTENSA_OP0 8
- #define R_XTENSA_OP1 9
- #define R_XTENSA_OP2 10
- #define R_XTENSA_ASM_EXPAND 11
- #define R_XTENSA_ASM_SIMPLIFY 12
- #define R_XTENSA_GNU_VTINHERIT 15
- #define R_XTENSA_GNU_VTENTRY 16
- #define R_XTENSA_DIFF8 17
- #define R_XTENSA_DIFF16 18
- #define R_XTENSA_DIFF32 19
- #define R_XTENSA_SLOT0_OP 20
- #define R_XTENSA_SLOT1_OP 21
- #define R_XTENSA_SLOT2_OP 22
- #define R_XTENSA_SLOT3_OP 23
- #define R_XTENSA_SLOT4_OP 24
- #define R_XTENSA_SLOT5_OP 25
- #define R_XTENSA_SLOT6_OP 26
- #define R_XTENSA_SLOT7_OP 27
- #define R_XTENSA_SLOT8_OP 28
- #define R_XTENSA_SLOT9_OP 29
- #define R_XTENSA_SLOT10_OP 30
- #define R_XTENSA_SLOT11_OP 31
- #define R_XTENSA_SLOT12_OP 32
- #define R_XTENSA_SLOT13_OP 33
- #define R_XTENSA_SLOT14_OP 34
- #define R_XTENSA_SLOT0_ALT 35
- #define R_XTENSA_SLOT1_ALT 36
- #define R_XTENSA_SLOT2_ALT 37
- #define R_XTENSA_SLOT3_ALT 38
- #define R_XTENSA_SLOT4_ALT 39
- #define R_XTENSA_SLOT5_ALT 40
- #define R_XTENSA_SLOT6_ALT 41
- #define R_XTENSA_SLOT7_ALT 42
- #define R_XTENSA_SLOT8_ALT 43
- #define R_XTENSA_SLOT9_ALT 44
- #define R_XTENSA_SLOT10_ALT 45
- #define R_XTENSA_SLOT11_ALT 46
- #define R_XTENSA_SLOT12_ALT 47
- #define R_XTENSA_SLOT13_ALT 48
- #define R_XTENSA_SLOT14_ALT 49
- typedef unsigned long elf_greg_t;
- typedef struct {
- elf_greg_t pc;
- elf_greg_t ps;
- elf_greg_t lbeg;
- elf_greg_t lend;
- elf_greg_t lcount;
- elf_greg_t sar;
- elf_greg_t windowstart;
- elf_greg_t windowbase;
- elf_greg_t threadptr;
- elf_greg_t reserved[7+48];
- elf_greg_t a[64];
- } xtensa_gregset_t;
- #define ELF_NGREG (sizeof(xtensa_gregset_t) / sizeof(elf_greg_t))
- typedef elf_greg_t elf_gregset_t[ELF_NGREG];
- #define ELF_NFPREG 18
- typedef unsigned int elf_fpreg_t;
- typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
- #define ELF_CORE_COPY_REGS(_eregs, _pregs) \
- xtensa_elf_core_copy_regs ((xtensa_gregset_t*)&(_eregs), _pregs);
- extern void xtensa_elf_core_copy_regs (xtensa_gregset_t *, struct pt_regs *);
- #define elf_check_arch(x) ( ( (x)->e_machine == EM_XTENSA ) || \
- ( (x)->e_machine == EM_XTENSA_OLD ) )
- #ifdef __XTENSA_EL__
- # define ELF_DATA ELFDATA2LSB
- #elif defined(__XTENSA_EB__)
- # define ELF_DATA ELFDATA2MSB
- #else
- # error processor byte order undefined!
- #endif
- #define ELF_CLASS ELFCLASS32
- #define ELF_ARCH EM_XTENSA
- #define ELF_EXEC_PAGESIZE PAGE_SIZE
- #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
- #define ELF_HWCAP (0)
- #define ELF_PLATFORM (NULL)
- #define ELF_PLAT_INIT(_r, load_addr) \
- do { _r->areg[0]=0; _r->areg[2]=0; _r->areg[3]=0; \
- _r->areg[4]=0; _r->areg[5]=0; _r->areg[6]=0; _r->areg[7]=0; \
- _r->areg[8]=0; _r->areg[9]=0; _r->areg[10]=0; _r->areg[11]=0; \
- _r->areg[12]=0; _r->areg[13]=0; _r->areg[14]=0; _r->areg[15]=0; \
- } while (0)
- typedef struct {
- xtregs_opt_t opt;
- xtregs_user_t user;
- #if XTENSA_HAVE_COPROCESSORS
- xtregs_cp0_t cp0;
- xtregs_cp1_t cp1;
- xtregs_cp2_t cp2;
- xtregs_cp3_t cp3;
- xtregs_cp4_t cp4;
- xtregs_cp5_t cp5;
- xtregs_cp6_t cp6;
- xtregs_cp7_t cp7;
- #endif
- } elf_xtregs_t;
- #define SET_PERSONALITY(ex) \
- set_personality(PER_LINUX_32BIT | (current->personality & (~PER_MASK)))
- struct task_struct;
- extern void do_copy_regs (xtensa_gregset_t*, struct pt_regs*,
- struct task_struct*);
- extern void do_restore_regs (xtensa_gregset_t*, struct pt_regs*,
- struct task_struct*);
- extern void do_save_fpregs (elf_fpregset_t*, struct pt_regs*,
- struct task_struct*);
- extern int do_restore_fpregs (elf_fpregset_t*, struct pt_regs*,
- struct task_struct*);
- #endif
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