diff options
Diffstat (limited to 'lib_blackfin')
| -rw-r--r-- | lib_blackfin/.gitignore | 1 | ||||
| -rw-r--r-- | lib_blackfin/Makefile | 5 | ||||
| -rw-r--r-- | lib_blackfin/u-boot.lds.S | 132 |
3 files changed, 137 insertions, 1 deletions
diff --git a/lib_blackfin/.gitignore b/lib_blackfin/.gitignore new file mode 100644 index 000000000..09f1be04e --- /dev/null +++ b/lib_blackfin/.gitignore @@ -0,0 +1 @@ +u-boot.lds diff --git a/lib_blackfin/Makefile b/lib_blackfin/Makefile index 46ef7f331..e32ecc92d 100644 --- a/lib_blackfin/Makefile +++ b/lib_blackfin/Makefile @@ -47,9 +47,12 @@ COBJS-y += string.o SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) -$(LIB): $(obj).depend $(OBJS) +$(LIB): $(obj).depend $(OBJS) $(obj)u-boot.lds $(AR) $(ARFLAGS) $@ $(OBJS) +$(obj)u-boot.lds: u-boot.lds.S + $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P $^ > $@ + ######################################################################### # defines $(obj).depend target diff --git a/lib_blackfin/u-boot.lds.S b/lib_blackfin/u-boot.lds.S new file mode 100644 index 000000000..4755153fc --- /dev/null +++ b/lib_blackfin/u-boot.lds.S @@ -0,0 +1,132 @@ +/* + * U-boot - u-boot.lds.S + * + * Copyright (c) 2005-2008 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 <config.h> +#include <asm/blackfin.h> +#undef ALIGN +#undef ENTRY +#undef bfin + +#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 + +OUTPUT_ARCH(bfin) + +MEMORY +{ + ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN + l1_code : ORIGIN = L1_INST_SRAM, LENGTH = L1_INST_SRAM_SIZE + l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE +} + +ENTRY(_start) +SECTIONS +{ + .text : + { + cpu/blackfin/start.o (.text .text.*) + + LDS_BOARD_TEXT + + __initcode_start = .; + cpu/blackfin/initcode.o (.text .text.*) + __initcode_end = .; + + *(.text .text.*) + } >ram + + .rodata : + { + . = ALIGN(4); + *(.rodata .rodata.*) + *(.rodata1) + *(.eh_frame) + . = ALIGN(4); + } >ram + + .data : + { + . = ALIGN(256); + *(.data .data.*) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } >ram + + .u_boot_cmd : + { + ___u_boot_cmd_start = .; + *(.u_boot_cmd) + ___u_boot_cmd_end = .; + } >ram + + .text_l1 : + { + . = ALIGN(4); + __stext_l1 = .; + *(.l1.text) + . = ALIGN(4); + __etext_l1 = .; + } >l1_code AT>ram + __stext_l1_lma = LOADADDR(.text_l1); + + .data_l1 : + { + . = ALIGN(4); + __sdata_l1 = .; + *(.l1.data) + *(.l1.bss) + . = ALIGN(4); + __edata_l1 = .; + } >l1_data AT>ram + __sdata_l1_lma = LOADADDR(.data_l1); + + .bss : + { + . = ALIGN(4); + __bss_start = .; + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss .bss.*) + *(COMMON) + __bss_end = .; + } >ram +} |