xref: /OK3568_Linux_fs/u-boot/arch/nios2/cpu/u-boot.lds (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3*4882a593Smuzhiyun * Scott McNutt <smcnutt@psyent.com>
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun#include <config.h>
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunOUTPUT_FORMAT("elf32-littlenios2")
11*4882a593SmuzhiyunOUTPUT_ARCH(nios2)
12*4882a593SmuzhiyunENTRY(_start)
13*4882a593Smuzhiyun
14*4882a593SmuzhiyunSECTIONS
15*4882a593Smuzhiyun{
16*4882a593Smuzhiyun	. = CONFIG_SYS_MONITOR_BASE;
17*4882a593Smuzhiyun	.text :
18*4882a593Smuzhiyun	{
19*4882a593Smuzhiyun	  arch/nios2/cpu/start.o (.text)
20*4882a593Smuzhiyun	  *(.text)
21*4882a593Smuzhiyun	  *(.text.*)
22*4882a593Smuzhiyun	  *(.gnu.linkonce.t*)
23*4882a593Smuzhiyun	  *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
24*4882a593Smuzhiyun	  *(.gnu.linkonce.r*)
25*4882a593Smuzhiyun	}
26*4882a593Smuzhiyun	. = ALIGN (4);
27*4882a593Smuzhiyun	_etext = .;
28*4882a593Smuzhiyun	PROVIDE (etext = .);
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun	/* CMD TABLE - sandwich this in between text and data so
31*4882a593Smuzhiyun	 * the initialization code relocates the command table as
32*4882a593Smuzhiyun	 * well -- admittedly, this is just pure laziness ;-)
33*4882a593Smuzhiyun	 */
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun	. = ALIGN(4);
36*4882a593Smuzhiyun	.u_boot_list : {
37*4882a593Smuzhiyun		KEEP(*(SORT(.u_boot_list*)));
38*4882a593Smuzhiyun	}
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun	/* INIT DATA sections - "Small" data (see the gcc -G option)
41*4882a593Smuzhiyun	 * is always gp-relative. Here we make all init data sections
42*4882a593Smuzhiyun	 * adjacent to simplify the startup code -- and provide
43*4882a593Smuzhiyun	 * the global pointer for gp-relative access.
44*4882a593Smuzhiyun	 */
45*4882a593Smuzhiyun	_data = .;
46*4882a593Smuzhiyun	.data :
47*4882a593Smuzhiyun	{
48*4882a593Smuzhiyun	  *(.data)
49*4882a593Smuzhiyun	  *(.data.*)
50*4882a593Smuzhiyun	  *(.gnu.linkonce.d*)
51*4882a593Smuzhiyun	}
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun	/*
54*4882a593Smuzhiyun	 * gp - Since we don't use gp for small data with option "-G0",
55*4882a593Smuzhiyun	 * we will use gp as global data pointer. The _gp location is
56*4882a593Smuzhiyun	 * not needed.
57*4882a593Smuzhiyun	 */
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun	.sdata :
60*4882a593Smuzhiyun	{
61*4882a593Smuzhiyun	  *(.sdata)
62*4882a593Smuzhiyun	  *(.sdata.*)
63*4882a593Smuzhiyun	  *(.gnu.linkonce.s.*)
64*4882a593Smuzhiyun	}
65*4882a593Smuzhiyun	. = ALIGN(4);
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun	_edata = .;
68*4882a593Smuzhiyun	PROVIDE (edata = .);
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun	/*
71*4882a593Smuzhiyun	 * _end - This is end of u-boot.bin image.
72*4882a593Smuzhiyun	 * dtb will be appended here to make u-boot-dtb.bin
73*4882a593Smuzhiyun	 */
74*4882a593Smuzhiyun	_end = .;
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun	/* UNINIT DATA - Small uninitialized data is first so it's
77*4882a593Smuzhiyun	 * adjacent to sdata and can be referenced via gp. The normal
78*4882a593Smuzhiyun	 * bss follows. We keep it adjacent to simplify init code.
79*4882a593Smuzhiyun	 */
80*4882a593Smuzhiyun	__bss_start = .;
81*4882a593Smuzhiyun	.sbss (NOLOAD) :
82*4882a593Smuzhiyun	{
83*4882a593Smuzhiyun	  *(.sbss)
84*4882a593Smuzhiyun	  *(.sbss.*)
85*4882a593Smuzhiyun	  *(.gnu.linkonce.sb.*)
86*4882a593Smuzhiyun	  *(.scommon)
87*4882a593Smuzhiyun	}
88*4882a593Smuzhiyun	. = ALIGN(4);
89*4882a593Smuzhiyun	.bss (NOLOAD) :
90*4882a593Smuzhiyun	{
91*4882a593Smuzhiyun	  *(.bss)
92*4882a593Smuzhiyun	  *(.bss.*)
93*4882a593Smuzhiyun	  *(.dynbss)
94*4882a593Smuzhiyun	  *(COMMON)
95*4882a593Smuzhiyun	  *(.scommon)
96*4882a593Smuzhiyun	}
97*4882a593Smuzhiyun	. = ALIGN(4);
98*4882a593Smuzhiyun	__bss_end = .;
99*4882a593Smuzhiyun	PROVIDE (end = .);
100*4882a593Smuzhiyun
101*4882a593Smuzhiyun	/* DEBUG -- symbol table, string table, etc. etc.
102*4882a593Smuzhiyun	 */
103*4882a593Smuzhiyun	.stab 0 : { *(.stab) }
104*4882a593Smuzhiyun	.stabstr 0 : { *(.stabstr) }
105*4882a593Smuzhiyun	.stab.excl 0 : { *(.stab.excl) }
106*4882a593Smuzhiyun	.stab.exclstr 0 : { *(.stab.exclstr) }
107*4882a593Smuzhiyun	.stab.index 0 : { *(.stab.index) }
108*4882a593Smuzhiyun	.stab.indexstr 0 : { *(.stab.indexstr) }
109*4882a593Smuzhiyun	.comment 0 : { *(.comment) }
110*4882a593Smuzhiyun	.debug		0 : { *(.debug) }
111*4882a593Smuzhiyun	.line		0 : { *(.line) }
112*4882a593Smuzhiyun	.debug_srcinfo	0 : { *(.debug_srcinfo) }
113*4882a593Smuzhiyun	.debug_sfnames	0 : { *(.debug_sfnames) }
114*4882a593Smuzhiyun	.debug_aranges	0 : { *(.debug_aranges) }
115*4882a593Smuzhiyun	.debug_pubnames 0 : { *(.debug_pubnames) }
116*4882a593Smuzhiyun	.debug_info	0 : { *(.debug_info) }
117*4882a593Smuzhiyun	.debug_abbrev	0 : { *(.debug_abbrev) }
118*4882a593Smuzhiyun	.debug_line	0 : { *(.debug_line) }
119*4882a593Smuzhiyun	.debug_frame	0 : { *(.debug_frame) }
120*4882a593Smuzhiyun	.debug_str	0 : { *(.debug_str) }
121*4882a593Smuzhiyun	.debug_loc	0 : { *(.debug_loc) }
122*4882a593Smuzhiyun	.debug_macinfo	0 : { *(.debug_macinfo) }
123*4882a593Smuzhiyun	.debug_weaknames 0 : { *(.debug_weaknames) }
124*4882a593Smuzhiyun	.debug_funcnames 0 : { *(.debug_funcnames) }
125*4882a593Smuzhiyun	.debug_typenames 0 : { *(.debug_typenames) }
126*4882a593Smuzhiyun	.debug_varnames	 0 : { *(.debug_varnames) }
127*4882a593Smuzhiyun}
128