kern.ldscript revision 1.10 
11.6Sryo#include "assym.h"
21.6Sryo
31.1Smatt/* Default linker script, for normal executables */
41.1SmattOUTPUT_FORMAT("elf64-littleaarch64", "elf64-bigaarch64",
51.1Smatt	      "elf64-littleaarch64")
61.1SmattOUTPUT_ARCH(aarch64)
71.1SmattENTRY(_start)
81.8Smaxv
91.1SmattSECTIONS
101.1Smatt{
111.8Smaxv	.text :
121.8Smaxv	{
131.9Smaxv		PROVIDE(__kernel_text = .);
141.8Smaxv		*(.text)
151.9Smaxv		*(.text.*)
161.9Smaxv		*(.stub)
171.8Smaxv	} =0
181.8Smaxv
191.8Smaxv	/* Move .rodata to the next L2 block to set unexecutable */
201.9Smaxv	. = ALIGN(L2_SIZE);
211.9Smaxv
221.9Smaxv	PROVIDE(__rodata_start = .);
231.9Smaxv	.rodata :
241.9Smaxv	{
251.9Smaxv		*(.rodata)
261.9Smaxv		*(.rodata.*)
271.9Smaxv	}
281.9Smaxv
291.9Smaxv	PROVIDE(_etext = .);
301.9Smaxv	PROVIDE(etext = .);
311.8Smaxv
321.8Smaxv	/*
331.8Smaxv	 * Adjust the address for the data segment. Move .data to the next
341.8Smaxv	 * L2 block, and .text and .rodata will be set readonly if needed.
351.8Smaxv	 */
361.9Smaxv	PROVIDE(_erodata = .);
371.9Smaxv	. = ALIGN(L2_SIZE);
381.9Smaxv
391.9Smaxv	.data :
401.8Smaxv	{
411.9Smaxv		PROVIDE(__data_start = .);
421.9Smaxv		*(.data)
431.8Smaxv	}
441.8Smaxv
451.10Sskrll	. = ALIGN(COHERENCY_UNIT);
461.8Smaxv	.data.cacheline_aligned :
471.8Smaxv	{
481.8Smaxv		*(.data.cacheline_aligned)
491.8Smaxv	}
501.10Sskrll	. = ALIGN(COHERENCY_UNIT);
511.8Smaxv	.data.read_mostly :
521.8Smaxv	{
531.8Smaxv		*(.data.read_mostly)
541.8Smaxv	}
551.10Sskrll	. = ALIGN(COHERENCY_UNIT);
561.8Smaxv
571.9Smaxv	_edata = .;
581.9Smaxv	PROVIDE (edata = .);
591.8Smaxv
601.8Smaxv	__bss_start = .;
611.8Smaxv	__bss_start__ = .;
621.8Smaxv	.bss :
631.8Smaxv	{
641.9Smaxv		*(.bss)
651.9Smaxv		*(.bss.*)
661.8Smaxv		*(COMMON)
671.8Smaxv
681.8Smaxv		/*
691.8Smaxv		 * Align here to ensure that the .bss section occupies space
701.8Smaxv		 * up to _end. Align after .bss to ensure correct alignment
711.8Smaxv		 * even if the .bss section disappears because there are no
721.8Smaxv		 * input sections.
731.8Smaxv		 *
741.8Smaxv		 * FIXME: Why do we need it? When there is no .bss section,
751.8Smaxv		 * we don't pad the .data section.
761.8Smaxv		 */
771.8Smaxv		. = ALIGN(. != 0 ? 32 / 8 : 1);
781.8Smaxv	}
791.9Smaxv	_bss_end__ = . ;
801.9Smaxv	__bss_end__ = . ;
811.8Smaxv	. = ALIGN(32 / 8);
821.8Smaxv
831.8Smaxv	__end__ = . ;
841.9Smaxv	_end = .;
851.9Smaxv	PROVIDE(end = .);
861.1Smatt}
87