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/*
* Copyright 2004-2009 Analog Devices Inc.
*
* Licensed under the GPL-2 or later
*/
#include <asm-generic/vmlinux.lds.h>
#include <asm/mem_map.h>
#include <asm/page.h>
#include <asm/thread_info.h>
OUTPUT_FORMAT("elf32-bfin")
ENTRY(__start)
_jiffies = _jiffies_64;
SECTIONS
{
#ifdef CONFIG_RAMKERNEL
. = CONFIG_BOOT_LOAD;
#else
. = CONFIG_ROM_BASE;
#endif
/* Neither the text, ro_data or bss section need to be aligned
* So pack them back to back
*/
.text :
{
__text = .;
_text = .;
__stext = .;
TEXT_TEXT
#ifndef CONFIG_SCHEDULE_L1
SCHED_TEXT
#endif
LOCK_TEXT
IRQENTRY_TEXT
KPROBES_TEXT
#ifdef CONFIG_ROMKERNEL
__sinittext = .;
INIT_TEXT
__einittext = .;
EXIT_TEXT
#endif
*(.text.*)
*(.fixup)
#if !L1_CODE_LENGTH
*(.l1.text)
#endif
. = ALIGN(16);
___start___ex_table = .;
*(__ex_table)
___stop___ex_table = .;
__etext = .;
}
NOTES
/* Just in case the first read only is a 32-bit access */
RO_DATA(4)
__rodata_end = .;
#ifdef CONFIG_ROMKERNEL
. = CONFIG_BOOT_LOAD;
.bss : AT(__rodata_end)
#else
.bss :
#endif
{
. = ALIGN(4);
___bss_start = .;
*(.bss .bss.*)
*(COMMON)
#if !L1_DATA_A_LENGTH
*(.l1.bss)
#endif
#if !L1_DATA_B_LENGTH
*(.l1.bss.B)
#endif
. = ALIGN(4);
___bss_stop = .;
}
#if defined(CONFIG_ROMKERNEL)
.data : AT(LOADADDR(.bss) + SIZEOF(.bss))
#else
.data :
#endif
{
__sdata = .;
/* This gets done first, so the glob doesn't suck it in */
CACHELINE_ALIGNED_DATA(32)
#if !L1_DATA_A_LENGTH
. = ALIGN(32);
*(.data_l1.cacheline_aligned)
*(.l1.data)
#endif
#if !L1_DATA_B_LENGTH
*(.l1.data.B)
#endif
#if !L2_LENGTH
. = ALIGN(32);
*(.data_l2.cacheline_aligned)
*(.l2.data)
#endif
DATA_DATA
CONSTRUCTORS
INIT_TASK_DATA(THREAD_SIZE)
__edata = .;
}
__data_lma = LOADADDR(.data);
__data_len = SIZEOF(.data);
/* The init section should be last, so when we free it, it goes into
* the general memory pool, and (hopefully) will decrease fragmentation
* a tiny bit. The init section has a _requirement_ that it be
* PAGE_SIZE aligned
*/
. = ALIGN(PAGE_SIZE);
___init_begin = .;
#ifdef CONFIG_RAMKERNEL
INIT_TEXT_SECTION(PAGE_SIZE)
/* We have to discard exit text and such at runtime, not link time, to
* handle embedded cross-section references (alt instructions, bug
* table, eh_frame, etc...). We need all of our .text up front and
* .data after it for PCREL call issues.
*/
.exit.text :
{
EXIT_TEXT
}
. = ALIGN(16);
INIT_DATA_SECTION(16)
PERCPU(4)
.exit.data :
{
EXIT_DATA
}
.text_l1 L1_CODE_START : AT(LOADADDR(.exit.data) + SIZEOF(.exit.data))
#else
.init.data : AT(__data_lma + __data_len)
{
__sinitdata = .;
INIT_DATA
INIT_SETUP(16)
INIT_CALLS
CON_INITCALL
SECURITY_INITCALL
INIT_RAM_FS
. = ALIGN(4);
___per_cpu_load = .;
___per_cpu_start = .;
*(.data.percpu.first)
*(.data.percpu.page_aligned)
*(.data.percpu)
*(.data.percpu.shared_aligned)
___per_cpu_end = .;
EXIT_DATA
__einitdata = .;
}
__init_data_lma = LOADADDR(.init.data);
__init_data_len = SIZEOF(.init.data);
__init_data_end = .;
.text_l1 L1_CODE_START : AT(__init_data_lma + __init_data_len)
#endif
{
. = ALIGN(4);
__stext_l1 = .;
*(.l1.text)
#ifdef CONFIG_SCHEDULE_L1
SCHED_TEXT
#endif
. = ALIGN(4);
__etext_l1 = .;
}
__text_l1_lma = LOADADDR(.text_l1);
__text_l1_len = SIZEOF(.text_l1);
ASSERT (__text_l1_len <= L1_CODE_LENGTH, "L1 text overflow!")
.data_l1 L1_DATA_A_START : AT(__text_l1_lma + __text_l1_len)
{
. = ALIGN(4);
__sdata_l1 = .;
*(.l1.data)
__edata_l1 = .;
. = ALIGN(32);
*(.data_l1.cacheline_aligned)
. = ALIGN(4);
__sbss_l1 = .;
*(.l1.bss)
. = ALIGN(4);
__ebss_l1 = .;
}
__data_l1_lma = LOADADDR(.data_l1);
__data_l1_len = SIZEOF(.data_l1);
ASSERT (__data_l1_len <= L1_DATA_A_LENGTH, "L1 data A overflow!")
.data_b_l1 L1_DATA_B_START : AT(__data_l1_lma + __data_l1_len)
{
. = ALIGN(4);
__sdata_b_l1 = .;
*(.l1.data.B)
__edata_b_l1 = .;
. = ALIGN(4);
__sbss_b_l1 = .;
*(.l1.bss.B)
. = ALIGN(4);
__ebss_b_l1 = .;
}
__data_b_l1_lma = LOADADDR(.data_b_l1);
__data_b_l1_len = SIZEOF(.data_b_l1);
ASSERT (__data_b_l1_len <= L1_DATA_B_LENGTH, "L1 data B overflow!")
.text_data_l2 L2_START : AT(__data_b_l1_lma + __data_b_l1_len)
{
. = ALIGN(4);
__stext_l2 = .;
*(.l2.text)
. = ALIGN(4);
__etext_l2 = .;
. = ALIGN(4);
__sdata_l2 = .;
*(.l2.data)
__edata_l2 = .;
. = ALIGN(32);
*(.data_l2.cacheline_aligned)
. = ALIGN(4);
__sbss_l2 = .;
*(.l2.bss)
. = ALIGN(4);
__ebss_l2 = .;
}
__l2_lma = LOADADDR(.text_data_l2);
__l2_len = SIZEOF(.text_data_l2);
ASSERT (__l2_len <= L2_LENGTH, "L2 overflow!")
/* Force trailing alignment of our init section so that when we
* free our init memory, we don't leave behind a partial page.
*/
#ifdef CONFIG_RAMKERNEL
. = __l2_lma + __l2_len;
#else
. = __init_data_end;
#endif
. = ALIGN(PAGE_SIZE);
___init_end = .;
__end =.;
STABS_DEBUG
DWARF_DEBUG
DISCARDS
}
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