qemu/linux-user/riscv/vdso.ld
Richard Henderson 468c1bb5ca linux-user/riscv: Add vdso
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-30 13:41:55 -07:00

74 lines
2.3 KiB
Text

/*
* Linker script for linux riscv replacement vdso.
*
* Copyright 2021 Linaro, Ltd.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
VERSION {
LINUX_4.15 {
global:
__vdso_rt_sigreturn;
__vdso_gettimeofday;
__vdso_clock_gettime;
__vdso_clock_getres;
__vdso_getcpu;
__vdso_flush_icache;
local: *;
};
}
PHDRS {
phdr PT_PHDR FLAGS(4) PHDRS;
load PT_LOAD FLAGS(7) FILEHDR PHDRS;
dynamic PT_DYNAMIC FLAGS(4);
eh_frame_hdr PT_GNU_EH_FRAME;
note PT_NOTE FLAGS(4);
}
SECTIONS {
/*
* We can't prelink to any address without knowing something about
* the virtual memory space of the host, since that leaks over into
* the available memory space of the guest.
*/
. = SIZEOF_HEADERS;
/*
* The following, including the FILEHDRS and PHDRS, are modified
* when we relocate the binary. We want them to be initially
* writable for the relocation; we'll force them read-only after.
*/
.note : { *(.note*) } :load :note
.dynamic : { *(.dynamic) } :load :dynamic
.dynsym : { *(.dynsym) } :load
/*
* There ought not be any real read-write data.
* But since we manipulated the segment layout,
* we have to put these sections somewhere.
*/
.data : {
*(.data*)
*(.sdata*)
*(.got.plt) *(.got)
*(.gnu.linkonce.d.*)
*(.bss*)
*(.dynbss*)
*(.gnu.linkonce.b.*)
}
.rodata : { *(.rodata*) }
.hash : { *(.hash) }
.gnu.hash : { *(.gnu.hash) }
.dynstr : { *(.dynstr) }
.gnu.version : { *(.gnu.version) }
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }
.eh_frame_hdr : { *(.eh_frame_hdr) } :load :eh_frame_hdr
.eh_frame : { *(.eh_frame) } :load
.text : { *(.text*) } :load =0xd503201f
}