19f4c6b5af
This patch adds definitions for the ELF format Signed-off-by: Ley Foon Tan <lftan@altera.com>
101 lines
3.2 KiB
C
101 lines
3.2 KiB
C
/*
|
|
* Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef _ASM_NIOS2_ELF_H
|
|
#define _ASM_NIOS2_ELF_H
|
|
|
|
#include <uapi/asm/elf.h>
|
|
|
|
/*
|
|
* This is used to ensure we don't load something for the wrong architecture.
|
|
*/
|
|
#define elf_check_arch(x) ((x)->e_machine == EM_ALTERA_NIOS2)
|
|
|
|
#define ELF_PLAT_INIT(_r, load_addr)
|
|
|
|
#define CORE_DUMP_USE_REGSET
|
|
#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. */
|
|
|
|
#define ELF_ET_DYN_BASE 0xD0000000UL
|
|
|
|
/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is
|
|
now struct_user_regs, they are different) */
|
|
|
|
#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
|
|
struct linux_binprm;
|
|
extern int arch_setup_additional_pages(struct linux_binprm *bprm,
|
|
int uses_interp);
|
|
#define ELF_CORE_COPY_REGS(pr_reg, regs) \
|
|
{ do { \
|
|
/* Bleech. */ \
|
|
pr_reg[0] = regs->r8; \
|
|
pr_reg[1] = regs->r9; \
|
|
pr_reg[2] = regs->r10; \
|
|
pr_reg[3] = regs->r11; \
|
|
pr_reg[4] = regs->r12; \
|
|
pr_reg[5] = regs->r13; \
|
|
pr_reg[6] = regs->r14; \
|
|
pr_reg[7] = regs->r15; \
|
|
pr_reg[8] = regs->r1; \
|
|
pr_reg[9] = regs->r2; \
|
|
pr_reg[10] = regs->r3; \
|
|
pr_reg[11] = regs->r4; \
|
|
pr_reg[12] = regs->r5; \
|
|
pr_reg[13] = regs->r6; \
|
|
pr_reg[14] = regs->r7; \
|
|
pr_reg[15] = regs->orig_r2; \
|
|
pr_reg[16] = regs->ra; \
|
|
pr_reg[17] = regs->fp; \
|
|
pr_reg[18] = regs->sp; \
|
|
pr_reg[19] = regs->gp; \
|
|
pr_reg[20] = regs->estatus; \
|
|
pr_reg[21] = regs->ea; \
|
|
pr_reg[22] = regs->orig_r7; \
|
|
{ \
|
|
struct switch_stack *sw = ((struct switch_stack *)regs) - 1; \
|
|
pr_reg[23] = sw->r16; \
|
|
pr_reg[24] = sw->r17; \
|
|
pr_reg[25] = sw->r18; \
|
|
pr_reg[26] = sw->r19; \
|
|
pr_reg[27] = sw->r20; \
|
|
pr_reg[28] = sw->r21; \
|
|
pr_reg[29] = sw->r22; \
|
|
pr_reg[30] = sw->r23; \
|
|
pr_reg[31] = sw->fp; \
|
|
pr_reg[32] = sw->gp; \
|
|
pr_reg[33] = sw->ra; \
|
|
} \
|
|
} while (0); }
|
|
|
|
/* This yields a mask that user programs can use to figure out what
|
|
instruction set this cpu supports. */
|
|
|
|
#define ELF_HWCAP (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)
|
|
|
|
#endif /* _ASM_NIOS2_ELF_H */
|