Am Donnerstag, den 09.03.2017, 15:34 +0100 schrieb Jean-Christophe
PLAGNIOL-VILLARD:
> everythink need to be aligned to 4096
Why? The commit message isn't really telling anything.
Regards,
Lucas
>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
> ---
> arch/x86/mach-efi/elf_ia32_efi.lds.S | 10 +++++++---
> arch/x86/mach-efi/elf_x86_64_efi.lds.S | 10 ++++++----
> arch/x86/mach-efi/include/mach/barebox.lds.h | 14 +++++++++++++-
> include/asm-generic/barebox.lds.h | 8 +++++---
> 4 files changed, 31 insertions(+), 11 deletions(-)
>
> diff --git a/arch/x86/mach-efi/elf_ia32_efi.lds.S b/arch/x86/mach-efi/elf_ia32_efi.lds.S
> index 69f43f554..6d9cb973c 100644
> --- a/arch/x86/mach-efi/elf_ia32_efi.lds.S
> +++ b/arch/x86/mach-efi/elf_ia32_efi.lds.S
> @@ -50,22 +50,23 @@ SECTIONS
> *(COMMON)
> }
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
>
> __barebox_initcalls_start = .;
> __barebox_initcalls : { INITCALLS }
> __barebox_initcalls_end = .;
> + . = ALIGN(4096);
>
> __barebox_exitcalls_start = .;
> __barebox_exitcalls : { EXITCALLS }
> __barebox_exitcalls_end = .;
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
> __barebox_magicvar_start = .;
> .barebox_magicvar : { BAREBOX_MAGICVARS }
> __barebox_magicvar_end = .;
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
> __barebox_cmd_start = .;
> __barebox_cmd : { BAREBOX_CMDS }
> __barebox_cmd_end = .;
> @@ -76,6 +77,9 @@ SECTIONS
> .rel : {
> *(.rel.data)
> *(.rel.data.*)
> + *(.rela.barebox*)
> + *(.rela.initcall*)
> + *(.rela.exitcall*)
> *(.rel.got)
> *(.rel.stab)
> *(.data.rel.ro.local)
> diff --git a/arch/x86/mach-efi/elf_x86_64_efi.lds.S b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
> index 93d34d17a..8216d1d70 100644
> --- a/arch/x86/mach-efi/elf_x86_64_efi.lds.S
> +++ b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
> @@ -23,6 +23,7 @@ SECTIONS
> *(.text)
> *(.text.*)
> *(.gnu.linkonce.t.*)
> + . = ALIGN(16);
> }
>
> _etext = .;
> @@ -33,8 +34,8 @@ SECTIONS
> *(.reloc)
> }
>
> - . = ALIGN(4096);
> _sdata = .;
> + . = ALIGN(4096);
>
> .data : {
> *(.rodata*)
> @@ -52,22 +53,23 @@ SECTIONS
> *(.rel.local)
> }
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
>
> __barebox_initcalls_start = .;
> __barebox_initcalls : { INITCALLS }
> __barebox_initcalls_end = .;
> + . = ALIGN(4096);
>
> __barebox_exitcalls_start = .;
> __barebox_exitcalls : { EXITCALLS }
> __barebox_exitcalls_end = .;
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
> __barebox_magicvar_start = .;
> .barebox_magicvar : { BAREBOX_MAGICVARS }
> __barebox_magicvar_end = .;
>
> - . = ALIGN(64);
> + . = ALIGN(4096);
> __barebox_cmd_start = .;
> __barebox_cmd : { BAREBOX_CMDS }
> __barebox_cmd_end = .;
> diff --git a/arch/x86/mach-efi/include/mach/barebox.lds.h b/arch/x86/mach-efi/include/mach/barebox.lds.h
> index 40a8c178f..e7a3bb9cd 100644
> --- a/arch/x86/mach-efi/include/mach/barebox.lds.h
> +++ b/arch/x86/mach-efi/include/mach/barebox.lds.h
> @@ -1 +1,13 @@
> -/* empty */
> +/*
> + * Copyright (C) 2017 Jean-Christophe PLAGNIOL-VILLARD <plagnio@xxxxxxxxxxxx>
> + *
> + * Under GPL v2
> + */
> +
> +#ifndef __EFI_MACH_BAREBOX_LDS_H__
> +#define __EFI_MACH_BAREBOX_LDS_H__
> +
> +/* For secure boot we need all the section to be 4096 alligned */
> +#define STRUCT_ALIGNMENT 4096
> +
> +#endif /* __EFI_MACH_BAREBOX_LDS_H__ */
> diff --git a/include/asm-generic/barebox.lds.h b/include/asm-generic/barebox.lds.h
> index c8a919b92..6c37751b3 100644
> --- a/include/asm-generic/barebox.lds.h
> +++ b/include/asm-generic/barebox.lds.h
> @@ -3,15 +3,17 @@
> * Align to a 32 byte boundary equal to the
> * alignment gcc 4.5 uses for a struct
> */
> -#define STRUCT_ALIGNMENT 32
> -#define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT)
> -
> #if defined CONFIG_X86 || \
> defined CONFIG_ARCH_EP93XX || \
> defined CONFIG_ARCH_ZYNQ
> #include <mach/barebox.lds.h>
> #endif
>
> +#ifndef STRUCT_ALIGNMENT
> +#define STRUCT_ALIGNMENT 32
> +#endif
> +#define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT)
> +
> #ifndef PRE_IMAGE
> #define PRE_IMAGE
> #endif
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