arch/sh/kernel/vmlinux.lds.S

Source file repositories/reference/linux-study-clean/arch/sh/kernel/vmlinux.lds.S

File Facts

System
Linux kernel
Corpus path
arch/sh/kernel/vmlinux.lds.S
Extension
.S
Size
1783 bytes
Lines
97
Domain
Architecture Layer
Bucket
arch/sh
Inferred role
Architecture Layer: arch/sh
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

OUTPUT_ARCH(sh)
#define RUNTIME_DISCARD_EXIT
#include <asm/thread_info.h>
#include <asm/cache.h>
#include <asm/vmlinux.lds.h>

#ifdef CONFIG_PMB
 #define MEMORY_OFFSET	0
#else
 #define MEMORY_OFFSET	__MEMORY_START
#endif

ENTRY(_start)
SECTIONS
{
	. = PAGE_OFFSET + MEMORY_OFFSET + PHYSICAL_OFFSET + CONFIG_ZERO_PAGE_OFFSET;

	_text = .;		/* Text and read-only data */

	.empty_zero_page : AT(ADDR(.empty_zero_page)) {
		*(.empty_zero_page)
	} = 0

	.text : AT(ADDR(.text)) {
		HEAD_TEXT
		TEXT_TEXT
		SCHED_TEXT
		LOCK_TEXT
		KPROBES_TEXT
		IRQENTRY_TEXT
		SOFTIRQENTRY_TEXT
		*(.fixup)
		*(.gnu.warning)
		_etext = .;		/* End of text section */
	} = 0x0009

	EXCEPTION_TABLE(16)

	_sdata = .;
	RO_DATA(PAGE_SIZE)
	RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
	_edata = .;

	DWARF_EH_FRAME

	. = ALIGN(PAGE_SIZE);		/* Init code and data */
	__init_begin = .;
	INIT_TEXT_SECTION(PAGE_SIZE)
	INIT_DATA_SECTION(16)

	. = ALIGN(4);
	.machvec.init : AT(ADDR(.machvec.init)) {
		__machvec_start = .;
		*(.machvec.init)
		__machvec_end = .;
	}

	PERCPU_SECTION(L1_CACHE_BYTES)

	/*
	 * .exit.text is discarded at runtime, not link time, to deal with
	 * references from __bug_table
	 */
	.exit.text : AT(ADDR(.exit.text)) { EXIT_TEXT }
	.exit.data : AT(ADDR(.exit.data)) { EXIT_DATA }

	. = ALIGN(PAGE_SIZE);
	__init_end = .;
	__bss_start = .;
	SBSS(0)

Annotation

Implementation Notes