/* $NetBSD: kern.ldscript,v 1.7 2015/08/20 07:00:49 uebayasi Exp $ */ /* ldscript for NetBSD/powerpc kernels and LKMs, based on elf32ppc.x */ OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc") OUTPUT_ARCH(powerpc:common) ENTRY(_start) SEARCH_DIR(/lib); /* Do we need any of these? __DYNAMIC = 0; */ _DYNAMIC_LINK = 0; SECTIONS { /* Read-only sections, merged into text segment. Assumes the kernel Makefile sets the start address via -Ttext. */ .text : { _ftext = . ; PROVIDE_HIDDEN (__eprol = .); *(.text) *(.text.unlikely .text.*_unlikely) *(.text.exit .text.exit.*) *(.text.startup .text.startup.*) *(.text.hot .text.hot.*) *(.text.* .gnu.linkonce.t.*) __stub_start = .; *(.stub) __stub_end = .; __stub_pmap_start = .; *(.stub.pmap) __stub_pmap_end = .; /* .gnu.warning sections are handled specially by elf32.em. */ *(.gnu.warning) *(.glink) } =0 _etext = .; PROVIDE (__etext = .); PROVIDE (_etext = .); PROVIDE (etext = .); .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } .rodata1 : { *(.rodata1) } .sdata2 : { PROVIDE (_SDA2_BASE_ = 32768); *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) } .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) } /*.jcr : { KEEP (*(.jcr)) } */ /* XXX??? */ .reginfo : { *(.reginfo) } /* . = . + 0x1000; */ .data : { _fdata = . ; *(.data .data.* .gnu.linkonce.d.*) SORT(CONSTRUCTORS) } .data1 : { *(.data1) } . = ALIGN(32); /* COHERENCY UNIT */ .data.cacheline_aligned : { *(.data.cacheline_aligned) } . = ALIGN(32); /* COHERENCY UNIT */ .data.read_mostly : { *(.data.read_mostly) } . = ALIGN(32); /* COHERENCY UNIT */ _gp = ALIGN(16) + 0x7ff0; .lit8 : { *(.lit8) } .lit4 : { *(.lit4) } .sdata : { PROVIDE (_SDA_BASE_ = 32768); *(.sdata .sdata.* .gnu.linkonce.s.*) } _edata = .; PROVIDE (edata = .); . = .; __bss_start = .; _fbss = .; .sbss : { PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .); *(.dynsbss) *(.sbss .sbss.* .gnu.linkonce.sb.*) *(.scommon) PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .); } .bss : { *(.dynbss) *(.bss .bss.* .gnu.linkonce.b.*) *(COMMON) /* Align here to ensure that the .bss section occupies space up to _end. Align after .bss to ensure correct alignment even if the .bss section disappears because there are no input sections. FIXME: Why do we need it? When there is no .bss section, we don't pad the .data section. */ . = ALIGN(. != 0 ? 32 / 8 : 1); } . = ALIGN(32 / 8); . = ALIGN(32 / 8); __end = .; _end = .; PROVIDE (end = .); /* . = DATA_SEGMENT_END (.); */ /* Stabs debugging sections. */ .stab 0 : { *(.stab) } .stabstr 0 : { *(.stabstr) } .stab.excl 0 : { *(.stab.excl) } .stab.exclstr 0 : { *(.stab.exclstr) } .stab.index 0 : { *(.stab.index) } .stab.indexstr 0 : { *(.stab.indexstr) } .comment 0 : { *(.comment) } /* DWARF debug sections. Symbols in the DWARF debugging sections are relative to the beginning of the section so we begin them at 0. */ /* DWARF 1 */ .debug 0 : { *(.debug) } .line 0 : { *(.line) } /* GNU DWARF 1 extensions */ .debug_srcinfo 0 : { *(.debug_srcinfo) } .debug_sfnames 0 : { *(.debug_sfnames) } /* DWARF 1.1 and DWARF 2 */ .debug_aranges 0 : { *(.debug_aranges) } .debug_pubnames 0 : { *(.debug_pubnames) } /* DWARF 2 */ .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } .debug_abbrev 0 : { *(.debug_abbrev) } .debug_line 0 : { *(.debug_line) } .debug_frame 0 : { *(.debug_frame) } .debug_str 0 : { *(.debug_str) } .debug_loc 0 : { *(.debug_loc) } .debug_macinfo 0 : { *(.debug_macinfo) } /* SGI/MIPS DWARF 2 extensions */ .debug_weaknames 0 : { *(.debug_weaknames) } .debug_funcnames 0 : { *(.debug_funcnames) } .debug_typenames 0 : { *(.debug_typenames) } .debug_varnames 0 : { *(.debug_varnames) } /* DWARF 3 */ .debug_pubtypes 0 : { *(.debug_pubtypes) } .debug_ranges 0 : { *(.debug_ranges) } /* DWARF Extension. */ .debug_macro 0 : { *(.debug_macro) } .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } .line 0 : { *(.line) } /* These must appear regardless of . */ .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } }