xref: /OK3568_Linux_fs/u-boot/arch/powerpc/cpu/mpc85xx/u-boot-spl.lds (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * (C) Copyright 2006
3*4882a593Smuzhiyun * Wolfgang Denk, DENX Software Engineering, wd@denx.de
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2009 Freescale Semiconductor, Inc.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun#include "config.h"
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunOUTPUT_ARCH(powerpc)
13*4882a593Smuzhiyun#ifdef CONFIG_SYS_MPC85XX_NO_RESETVEC
14*4882a593SmuzhiyunPHDRS
15*4882a593Smuzhiyun{
16*4882a593Smuzhiyun	text PT_LOAD;
17*4882a593Smuzhiyun	bss PT_LOAD;
18*4882a593Smuzhiyun}
19*4882a593Smuzhiyun#endif
20*4882a593SmuzhiyunSECTIONS
21*4882a593Smuzhiyun{
22*4882a593Smuzhiyun	. = CONFIG_SPL_TEXT_BASE;
23*4882a593Smuzhiyun	.text : {
24*4882a593Smuzhiyun		*(.text*)
25*4882a593Smuzhiyun	}
26*4882a593Smuzhiyun	_etext = .;
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun	.reloc : {
29*4882a593Smuzhiyun		_GOT2_TABLE_ = .;
30*4882a593Smuzhiyun		KEEP(*(.got2))
31*4882a593Smuzhiyun		KEEP(*(.got))
32*4882a593Smuzhiyun		_FIXUP_TABLE_ = .;
33*4882a593Smuzhiyun		KEEP(*(.fixup))
34*4882a593Smuzhiyun	}
35*4882a593Smuzhiyun	__got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
36*4882a593Smuzhiyun	__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun	. = ALIGN(8);
39*4882a593Smuzhiyun	.data : {
40*4882a593Smuzhiyun		*(.rodata*)
41*4882a593Smuzhiyun		*(.data*)
42*4882a593Smuzhiyun		*(.sdata*)
43*4882a593Smuzhiyun	}
44*4882a593Smuzhiyun	_edata  =  .;
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun	. = ALIGN(4);
47*4882a593Smuzhiyun	.u_boot_list : {
48*4882a593Smuzhiyun		KEEP(*(SORT(.u_boot_list*)));
49*4882a593Smuzhiyun	}
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun	. = .;
52*4882a593Smuzhiyun	__start___ex_table = .;
53*4882a593Smuzhiyun	__ex_table : { *(__ex_table) }
54*4882a593Smuzhiyun	__stop___ex_table = .;
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun	. = ALIGN(8);
57*4882a593Smuzhiyun	__init_begin = .;
58*4882a593Smuzhiyun	__init_end = .;
59*4882a593Smuzhiyun#ifdef CONFIG_SPL_SKIP_RELOCATE
60*4882a593Smuzhiyun	. = ALIGN(4);
61*4882a593Smuzhiyun	__bss_start = .;
62*4882a593Smuzhiyun	.bss : {
63*4882a593Smuzhiyun		*(.sbss*)
64*4882a593Smuzhiyun		*(.bss*)
65*4882a593Smuzhiyun	}
66*4882a593Smuzhiyun	. = ALIGN(4);
67*4882a593Smuzhiyun	__bss_end = .;
68*4882a593Smuzhiyun#endif
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun/* For ifc, elbc, esdhc, espi, all need the SPL without section .resetvec */
71*4882a593Smuzhiyun#ifdef CONFIG_SYS_MPC85XX_NO_RESETVEC
72*4882a593Smuzhiyun	.bootpg ADDR(.text) - 0x1000 :
73*4882a593Smuzhiyun	{
74*4882a593Smuzhiyun		KEEP(*(.bootpg))
75*4882a593Smuzhiyun	} :text = 0xffff
76*4882a593Smuzhiyun#else
77*4882a593Smuzhiyun#if defined(CONFIG_FSL_IFC) /* Restrict bootpg at 4K boundry for IFC */
78*4882a593Smuzhiyun#ifndef BOOT_PAGE_OFFSET
79*4882a593Smuzhiyun#define BOOT_PAGE_OFFSET 0x1000
80*4882a593Smuzhiyun#endif
81*4882a593Smuzhiyun	.bootpg ADDR(.text) + BOOT_PAGE_OFFSET :
82*4882a593Smuzhiyun	{
83*4882a593Smuzhiyun		arch/powerpc/cpu/mpc85xx/start.o (.bootpg)
84*4882a593Smuzhiyun	}
85*4882a593Smuzhiyun#ifndef RESET_VECTOR_OFFSET
86*4882a593Smuzhiyun#define RESET_VECTOR_OFFSET 0x1ffc /* IFC has 8K sram */
87*4882a593Smuzhiyun#endif
88*4882a593Smuzhiyun#elif defined(CONFIG_FSL_ELBC)
89*4882a593Smuzhiyun#define RESET_VECTOR_OFFSET 0xffc /* LBC has 4k sram */
90*4882a593Smuzhiyun#else
91*4882a593Smuzhiyun#error unknown NAND controller
92*4882a593Smuzhiyun#endif
93*4882a593Smuzhiyun	.resetvec ADDR(.text) + RESET_VECTOR_OFFSET : {
94*4882a593Smuzhiyun		KEEP(*(.resetvec))
95*4882a593Smuzhiyun	} = 0xffff
96*4882a593Smuzhiyun#endif
97*4882a593Smuzhiyun
98*4882a593Smuzhiyun#ifndef CONFIG_SPL_SKIP_RELOCATE
99*4882a593Smuzhiyun	/*
100*4882a593Smuzhiyun	 * Make sure that the bss segment isn't linked at 0x0, otherwise its
101*4882a593Smuzhiyun	 * address won't be updated during relocation fixups.
102*4882a593Smuzhiyun	 */
103*4882a593Smuzhiyun	. |= 0x10;
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun	. = ALIGN(4);
106*4882a593Smuzhiyun	__bss_start = .;
107*4882a593Smuzhiyun	.bss : {
108*4882a593Smuzhiyun		*(.sbss*)
109*4882a593Smuzhiyun		*(.bss*)
110*4882a593Smuzhiyun	}
111*4882a593Smuzhiyun	. = ALIGN(4);
112*4882a593Smuzhiyun	__bss_end = .;
113*4882a593Smuzhiyun#endif
114*4882a593Smuzhiyun}
115