sandbox: Fix generation of linker script
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer
parent
b07e9e3194
commit
e7de22476e
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@ -3,9 +3,8 @@ CPPFLAGS += -fno-strict-aliasing
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machine-y := sandbox
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BOARD:= arch/sandbox/lib
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board-y := sandbox
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lds-y := arch/sandbox/lib/u-boot.lds
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lds-y := board/sandbox/u-boot.lds
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TEXT_BASE = $(CONFIG_TEXT_BASE)
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@ -75,4 +74,5 @@ cmd_uboot__ = $(CC) -o $@ -Wl,-T,$(uboot-lds) \
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common-y += board/sandbox/ arch/sandbox/os/
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CLEAN_FILES += board/sandbox/u-boot.lds
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MRPROPER_FILES += include/asm-sandbox/arch
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@ -3,3 +3,7 @@ obj-y += clock.o
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obj-y += hostfile.o
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obj-y += console.o
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CPPFLAGS_u-boot.lds = -U$(SUBARCH) -DELF_ARCH=$(ELF_ARCH) \
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-DELF_FORMAT="$(ELF_FORMAT)"
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extra-y += u-boot.lds
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@ -0,0 +1,229 @@
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#include <asm-generic/u-boot.lds.h>
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OUTPUT_FORMAT(ELF_FORMAT)
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OUTPUT_ARCH(ELF_ARCH)
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ENTRY(_start)
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SECTIONS
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{
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/* Read-only sections, merged into text segment: */
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PROVIDE (__executable_start = 0x400000); . = 0x400000 + SIZEOF_HEADERS;
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.interp : { *(.interp) }
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.hash : { *(.hash) }
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.gnu.hash : { *(.gnu.hash) }
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.dynsym : { *(.dynsym) }
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.dynstr : { *(.dynstr) }
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.gnu.version : { *(.gnu.version) }
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.gnu.version_d : { *(.gnu.version_d) }
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.gnu.version_r : { *(.gnu.version_r) }
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.rel.dyn :
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{
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*(.rel.init)
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*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
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*(.rel.fini)
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*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
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*(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
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*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
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*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
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*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
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*(.rel.ctors)
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*(.rel.dtors)
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*(.rel.got)
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*(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
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*(.rel.ldata .rel.ldata.* .rel.gnu.linkonce.l.*)
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*(.rel.lbss .rel.lbss.* .rel.gnu.linkonce.lb.*)
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*(.rel.lrodata .rel.lrodata.* .rel.gnu.linkonce.lr.*)
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}
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.rela.dyn :
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{
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*(.rela.init)
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*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
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*(.rela.fini)
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*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
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*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
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*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
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*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
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*(.rela.ctors)
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*(.rela.dtors)
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*(.rela.got)
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*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
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*(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
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*(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
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*(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
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}
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.rel.plt : { *(.rel.plt) }
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.rela.plt : { *(.rela.plt) }
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.init :
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{
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KEEP (*(.init))
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} =0x90909090
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.plt : { *(.plt) }
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.text :
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{
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*(.text .stub .text.* .gnu.linkonce.t.*)
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KEEP (*(.text.*personality*))
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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} =0x90909090
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.fini :
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{
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KEEP (*(.fini))
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} =0x90909090
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. = ALIGN(64);
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__u_boot_initcalls_start = .;
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__u_boot_initcalls : { INITCALLS }
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__u_boot_initcalls_end = .;
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. = ALIGN(64);
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__u_boot_cmd_start = .;
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__u_boot_cmd : { U_BOOT_CMDS }
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__u_boot_cmd_end = .;
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PROVIDE (__etext = .);
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PROVIDE (_etext = .);
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PROVIDE (etext = .);
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.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
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.rodata1 : { *(.rodata1) }
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.eh_frame_hdr : { *(.eh_frame_hdr) }
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.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
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.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
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/* Adjust the address for the data segment. We want to adjust up to
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the same address within the page on the next page up. */
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. = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
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/* Exception handling */
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.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
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.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
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/* Thread Local Storage sections */
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.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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.preinit_array :
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{
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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}
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.init_array :
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{
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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}
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.fini_array :
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{
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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PROVIDE_HIDDEN (__fini_array_end = .);
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}
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.ctors :
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{
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/* gcc uses crtbegin.o to find the start of
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the constructors, so we make sure it is
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first. Because this is a wildcard, it
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doesn't matter if the user does not
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actually link against crtbegin.o; the
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linker won't look for a file to match a
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wildcard. The wildcard also means that it
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doesn't matter which directory crtbegin.o
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is in. */
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KEEP (*crtbegin.o(.ctors))
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KEEP (*crtbegin?.o(.ctors))
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/* We don't want to include the .ctor section from
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the crtend.o file until after the sorted ctors.
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The .ctor section from the crtend file contains the
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end of ctors marker and it must be last */
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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}
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.dtors :
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{
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KEEP (*crtbegin.o(.dtors))
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KEEP (*crtbegin?.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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}
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.jcr : { KEEP (*(.jcr)) }
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.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
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.dynamic : { *(.dynamic) }
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.got : { *(.got) }
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. = DATA_SEGMENT_RELRO_END (24, .);
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.got.plt : { *(.got.plt) }
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.data :
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{
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*(.data .data.* .gnu.linkonce.d.*)
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KEEP (*(.gnu.linkonce.d.*personality*))
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SORT(CONSTRUCTORS)
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}
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.data1 : { *(.data1) }
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_edata = .; PROVIDE (edata = .);
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__bss_start = .;
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.bss :
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{
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*(.dynbss)
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*(.bss .bss.* .gnu.linkonce.b.*)
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*(COMMON)
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/* Align here to ensure that the .bss section occupies space up to
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_end. Align after .bss to ensure correct alignment even if the
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.bss section disappears because there are no input sections.
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FIXME: Why do we need it? When there is no .bss section, we don't
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pad the .data section. */
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. = ALIGN(. != 0 ? 64 / 8 : 1);
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}
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.lbss :
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{
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*(.dynlbss)
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*(.lbss .lbss.* .gnu.linkonce.lb.*)
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*(LARGE_COMMON)
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}
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. = ALIGN(64 / 8);
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.lrodata ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
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{
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*(.lrodata .lrodata.* .gnu.linkonce.lr.*)
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}
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.ldata ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
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{
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*(.ldata .ldata.* .gnu.linkonce.l.*)
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. = ALIGN(. != 0 ? 64 / 8 : 1);
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}
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. = ALIGN(64 / 8);
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_end = .; PROVIDE (end = .);
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. = DATA_SEGMENT_END (.);
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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/DISCARD/ : { *(.note.GNU-stack) }
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}
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