diff options
Diffstat (limited to 'sys/arm64/linux/linux_vdso.lds.s')
| -rw-r--r-- | sys/arm64/linux/linux_vdso.lds.s | 65 |
1 files changed, 58 insertions, 7 deletions
diff --git a/sys/arm64/linux/linux_vdso.lds.s b/sys/arm64/linux/linux_vdso.lds.s index 86f8de91bf60..98cbb9a5736b 100644 --- a/sys/arm64/linux/linux_vdso.lds.s +++ b/sys/arm64/linux/linux_vdso.lds.s @@ -1,6 +1,6 @@ /* - * Stub arm64 vdso linker script. - * LINUXTODO: update along with VDSO implementation + * Linker script for 64-bit vDSO. + * Copied from Linux kernel arch/x86/vdso/vdso-layout.lds.S * * $FreeBSD$ */ @@ -8,15 +8,66 @@ SECTIONS { . = . + SIZEOF_HEADERS; - .text : { *(.text*) } - .rodata : { *(.rodata*) } - .hash : { *(.hash) } + + .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) } - .data : { *(.data*) } - .dynamic : { *(.dynamic) } + + .note : { *(.note.*) } :text :note + + .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr + .eh_frame : { KEEP (*(.eh_frame)) } :text + + .dynamic : { *(.dynamic) } :text :dynamic + + .rodata : { *(.rodata*) } :text + .data : { + *(.data*) + *(.sdata*) + *(.got.plt) *(.got) + *(.gnu.linkonce.d.*) + *(.bss*) + *(.dynbss*) + *(.gnu.linkonce.b.*) + } + + .altinstructions : { *(.altinstructions) } + .altinstr_replacement : { *(.altinstr_replacement) } + + . = ALIGN(0x100); + .text : { *(.test .text*) } :text =0x90909090 +} + +PHDRS +{ + text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* 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 +{ + LINUX_2.6.39 { + global: + __kernel_rt_sigreturn; + __kernel_gettimeofday; + __kernel_clock_gettime; + __kernel_clock_getres; + local: *; + }; + + LINUX_0.0 { + global: + linux_platform; + kern_timekeep_base; + local: *; + }; } |