/* SPDX-License-Identifier: GPL-2.0 */ /* * This is the infamous ld script for the 32 bits vdso * library */ #include <asm/vdso.h> #ifdef __LITTLE_ENDIAN__ OUTPUT_FORMAT("elf32-powerpcle", "elf32-powerpcle", "elf32-powerpcle") #else OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc") #endif OUTPUT_ARCH(powerpc:common) ENTRY(_start) SECTIONS { . = VDSO32_LBASE + SIZEOF_HEADERS; .hash : { *(.hash) } :text .gnu.hash : { *(.gnu.hash) } .dynsym : { *(.dynsym) } .dynstr : { *(.dynstr) } .gnu.version : { *(.gnu.version) } .gnu.version_d : { *(.gnu.version_d) } .gnu.version_r : { *(.gnu.version_r) } .note : { *(.note.*) } :text :note . = ALIGN(16); .text : { *(.text .stub .text.* .gnu.linkonce.t.* __ftr_alt_*) } :text PROVIDE(__etext = .); PROVIDE(_etext = .); PROVIDE(etext = .); . = ALIGN(8); __ftr_fixup : { *(__ftr_fixup) } . = ALIGN(8); __mmu_ftr_fixup : { *(__mmu_ftr_fixup) } . = ALIGN(8); __lwsync_fixup : { *(__lwsync_fixup) } #ifdef CONFIG_PPC64 . = ALIGN(8); __fw_ftr_fixup : { *(__fw_ftr_fixup) } #endif /* * Other stuff is appended to the text segment: */ .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } .rodata1 : { *(.rodata1) } .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr .eh_frame : { KEEP (*(.eh_frame)) } :text .gcc_except_table : { *(.gcc_except_table) } .fixup : { *(.fixup) } .dynamic : { *(.dynamic) } :text :dynamic .got : { *(.got) } :text .plt : { *(.plt) } _end = .; __end = .; PROVIDE(end = .); /* * Stabs debugging sections are here too. */ .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) } /DISCARD/ : { *(.note.GNU-stack) *(.data .data.* .gnu.linkonce.d.* .sdata*) *(.bss .sbss .dynbss .dynsbss) } } /* * Very old versions of ld do not recognize this name token; use the constant. */ #define PT_GNU_EH_FRAME 0x6474e550 /* * We must supply the ELF program headers explicitly to get just one * PT_LOAD segment, and set the flags explicitly to make segments read-only. */ PHDRS { text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ note PT_NOTE FLAGS(4); /* PF_R */ eh_frame_hdr PT_GNU_EH_FRAME; } /* * This controls what symbols we export from the DSO. */ VERSION { VDSO_VERSION_STRING { global: /* * Has to be there for the kernel to find */ __kernel_datapage_offset; __kernel_get_syscall_map; #ifndef CONFIG_PPC_BOOK3S_601 __kernel_gettimeofday; __kernel_clock_gettime; __kernel_clock_getres; __kernel_time; __kernel_get_tbfreq; #endif __kernel_sync_dicache; __kernel_sync_dicache_p5; __kernel_sigtramp32; __kernel_sigtramp_rt32; #if defined(CONFIG_PPC64) || !defined(CONFIG_SMP) __kernel_getcpu; #endif local: *; }; }