mirror of
https://github.com/u-boot/u-boot.git
synced 2024-12-04 01:53:27 +08:00
846a6391e4
Nothing in U-Boot uses runtime C++ exceptions/unwinding, so there is no need to list this section. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
155 lines
3.4 KiB
ArmAsm
155 lines
3.4 KiB
ArmAsm
/*
|
|
* U-boot - u-boot.lds.S
|
|
*
|
|
* Copyright (c) 2005-2008 Analog Device Inc.
|
|
*
|
|
* (C) Copyright 2000-2004
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* 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, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <asm/blackfin.h>
|
|
#undef ALIGN
|
|
#undef ENTRY
|
|
#undef bfin
|
|
|
|
#ifndef LDS_BOARD_TEXT
|
|
# define LDS_BOARD_TEXT
|
|
#endif
|
|
|
|
/* If we don't actually load anything into L1 data, this will avoid
|
|
* a syntax error. If we do actually load something into L1 data,
|
|
* we'll get a linker memory load error (which is what we'd want).
|
|
* This is here in the first place so we can quickly test building
|
|
* for different CPU's which may lack non-cache L1 data.
|
|
*/
|
|
#ifndef L1_DATA_B_SRAM
|
|
# define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE
|
|
# define L1_DATA_B_SRAM_SIZE 0
|
|
#endif
|
|
|
|
/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
|
|
#ifdef CONFIG_BFIN_BOOTROM_USES_EVT1
|
|
# define L1_CODE_ORIGIN L1_INST_SRAM
|
|
#else
|
|
# define L1_CODE_ORIGIN L1_INST_SRAM + 0xC
|
|
#endif
|
|
|
|
OUTPUT_ARCH(bfin)
|
|
|
|
MEMORY
|
|
{
|
|
#if CONFIG_MEM_SIZE
|
|
ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN
|
|
# define ram_code ram
|
|
# define ram_data ram
|
|
#else
|
|
# define ram_code l1_code
|
|
# define ram_data l1_data
|
|
#endif
|
|
l1_code : ORIGIN = L1_CODE_ORIGIN, LENGTH = L1_INST_SRAM_SIZE
|
|
l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
|
|
}
|
|
|
|
ENTRY(_start)
|
|
SECTIONS
|
|
{
|
|
.text.pre :
|
|
{
|
|
cpu/blackfin/start.o (.text .text.*)
|
|
|
|
LDS_BOARD_TEXT
|
|
} >ram_code
|
|
|
|
.text.init :
|
|
{
|
|
cpu/blackfin/initcode.o (.text .text.*)
|
|
} >ram_code
|
|
__initcode_lma = LOADADDR(.text.init);
|
|
__initcode_len = SIZEOF(.text.init);
|
|
|
|
.text :
|
|
{
|
|
*(.text .text.*)
|
|
} >ram_code
|
|
|
|
.rodata :
|
|
{
|
|
. = ALIGN(4);
|
|
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
|
|
. = ALIGN(4);
|
|
} >ram_data
|
|
|
|
.data :
|
|
{
|
|
. = ALIGN(256);
|
|
*(.data .data.*)
|
|
*(.data1)
|
|
*(.sdata)
|
|
*(.sdata2)
|
|
*(.dynamic)
|
|
CONSTRUCTORS
|
|
} >ram_data
|
|
|
|
.u_boot_cmd :
|
|
{
|
|
___u_boot_cmd_start = .;
|
|
*(.u_boot_cmd)
|
|
___u_boot_cmd_end = .;
|
|
} >ram_data
|
|
|
|
.text_l1 :
|
|
{
|
|
. = ALIGN(4);
|
|
__stext_l1 = .;
|
|
*(.l1.text)
|
|
. = ALIGN(4);
|
|
__etext_l1 = .;
|
|
} >l1_code AT>ram_code
|
|
__text_l1_lma = LOADADDR(.text_l1);
|
|
__text_l1_len = SIZEOF(.text_l1);
|
|
ASSERT (__text_l1_len <= L1_INST_SRAM_SIZE, "L1 text overflow!")
|
|
|
|
.data_l1 :
|
|
{
|
|
. = ALIGN(4);
|
|
__sdata_l1 = .;
|
|
*(.l1.data)
|
|
*(.l1.bss)
|
|
. = ALIGN(4);
|
|
__edata_l1 = .;
|
|
} >l1_data AT>ram_data
|
|
__data_l1_lma = LOADADDR(.data_l1);
|
|
__data_l1_len = SIZEOF(.data_l1);
|
|
ASSERT (__data_l1_len <= L1_DATA_B_SRAM_SIZE, "L1 data B overflow!")
|
|
|
|
.bss :
|
|
{
|
|
. = ALIGN(4);
|
|
*(.sbss) *(.scommon)
|
|
*(.dynbss)
|
|
*(.bss .bss.*)
|
|
*(COMMON)
|
|
} >ram_data
|
|
__bss_vma = ADDR(.bss);
|
|
__bss_len = SIZEOF(.bss);
|
|
}
|