/* * U-boot - u-boot.lds.S * * Copyright (c) 2005-2010 Analog Device Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include #include #undef ALIGN #undef ENTRY #ifndef LDS_BOARD_TEXT # define LDS_BOARD_TEXT #endif /* If we don't actually load anything into L1 data, this will avoid * a syntax error. If we do actually load something into L1 data, * we'll get a linker memory load error (which is what we'd want). * This is here in the first place so we can quickly test building * for different CPU's which may lack non-cache L1 data. */ #ifndef L1_DATA_B_SRAM # define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE # define L1_DATA_B_SRAM_SIZE 0 #endif /* The 0xC offset is so we don't clobber the tiny LDR jump block. */ #ifdef CONFIG_BFIN_BOOTROM_USES_EVT1 # define L1_CODE_ORIGIN L1_INST_SRAM #else # define L1_CODE_ORIGIN L1_INST_SRAM + 0xC #endif OUTPUT_ARCH(bfin) MEMORY { #if CONFIG_MEM_SIZE ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN # define ram_code ram # define ram_data ram #else # define ram_code l1_code # define ram_data l1_data #endif l1_code : ORIGIN = L1_CODE_ORIGIN, LENGTH = L1_INST_SRAM_SIZE l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE } ENTRY(_start) SECTIONS { .text.pre : { arch/blackfin/cpu/start.o (.text .text.*) LDS_BOARD_TEXT } >ram_code .text.init : { arch/blackfin/cpu/initcode.o (.text .text.*) } >ram_code __initcode_lma = LOADADDR(.text.init); __initcode_len = SIZEOF(.text.init); .text : { *(.text .text.*) } >ram_code .rodata : { . = ALIGN(4); *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) . = ALIGN(4); } >ram_data .data : { . = ALIGN(4); *(.data .data.*) *(.data1) *(.sdata) *(.sdata2) *(.dynamic) CONSTRUCTORS } >ram_data .u_boot_cmd : { ___u_boot_cmd_start = .; *(.u_boot_cmd) ___u_boot_cmd_end = .; } >ram_data .text_l1 : { . = ALIGN(4); __stext_l1 = .; *(.l1.text) . = ALIGN(4); __etext_l1 = .; } >l1_code AT>ram_code __text_l1_lma = LOADADDR(.text_l1); __text_l1_len = SIZEOF(.text_l1); ASSERT (__text_l1_len <= L1_INST_SRAM_SIZE, "L1 text overflow!") .data_l1 : { . = ALIGN(4); __sdata_l1 = .; *(.l1.data) *(.l1.bss) . = ALIGN(4); __edata_l1 = .; } >l1_data AT>ram_data __data_l1_lma = LOADADDR(.data_l1); __data_l1_len = SIZEOF(.data_l1); ASSERT (__data_l1_len <= L1_DATA_B_SRAM_SIZE, "L1 data B overflow!") .bss : { . = ALIGN(4); *(.sbss) *(.scommon) *(.dynbss) *(.bss .bss.*) *(COMMON) } >ram_data __bss_vma = ADDR(.bss); __bss_len = SIZEOF(.bss); }