Hi, Ard.
-bash-4.2$ readelf -S
/x/edk2/Build/RELEASE_GCC5/AARCH64/MdeModulePkg/Universal/Network/DpcDxe/DpcDxe/DEBUG/DpcDxe.dll
There are 25 section headers, starting at offset 0x2a940:
Section Headers:
[Nr] Name Type Address Offset
Size EntSize Flags Link Info Align
[ 0] NULL 0000000000000000 00000000
0000000000000000 0000000000000000 0 0 0
[ 1] .text PROGBITS 0000000000000240 00000240
0000000000000320 0000000000000008 AX 0 0 32
[ 2] .rela.text RELA 0000000000000000 000175f8
00000000000002d0 0000000000000018 I 22 1 8
[ 3] .data PROGBITS 0000000000000560 00000560
0000000000000258 0000000000000000 WA 0 0 32
[ 4] .rela.data RELA 0000000000000000 000178c8
0000000000000060 0000000000000018 I 22 3 8
[ 5] .eh_frame PROGBITS 00000000000007c0 000007c0
0000000000000108 0000000000000000 A 0 0 8
[ 6] .rela.eh_frame RELA 0000000000000000 00017928
0000000000000120 0000000000000018 I 22 5 8
[ 7] .eh_frame_hdr PROGBITS 00000000000008c8 000008c8
000000000000004c 0000000000000000 A 0 0 4
[ 8] .rela RELA 0000000000000918 00000918
0000000000000060 0000000000000018 0 0 8
[ 9] .build-id PROGBITS 0000000000000978 00000978
0000000000000024 0000000000000000 0 0 4
[10] .debug_info PROGBITS 0000000000000000 0000099c
000000000000bc4c 0000000000000000 0 0 1
[11] .rela.debug_info RELA 0000000000000000 00017a48
0000000000011220 0000000000000018 I 22 10 8
[12] .debug_abbrev PROGBITS 0000000000000000 0000c5e8
00000000000017d3 0000000000000000 0 0 1
[13] .debug_line PROGBITS 0000000000000000 0000ddbb
00000000000031ed 0000000000000000 0 0 1
[14] .rela.debug_line RELA 0000000000000000 00028c68
0000000000000120 0000000000000018 I 22 13 8
[15] .debug_str PROGBITS 0000000000000000 00010fa8
0000000000002cd3 0000000000000001 MS 0 0 1
[16] .debug_loc PROGBITS 0000000000000000 00013c7b
0000000000000ba1 0000000000000000 0 0 1
[17] .rela.debug_loc RELA 0000000000000000 00028d88
00000000000013e0 0000000000000018 I 22 16 8
[18] .debug_aranges PROGBITS 0000000000000000 0001481c
00000000000000e0 0000000000000000 0 0 1
[19] .rela.debug_arang RELA 0000000000000000 0002a168
0000000000000138 0000000000000018 I 22 18 8
[20] .debug_ranges PROGBITS 0000000000000000 000148fc
0000000000000270 0000000000000000 0 0 1
[21] .rela.debug_range RELA 0000000000000000 0002a2a0
00000000000005d0 0000000000000018 I 22 20 8
[22] .symtab SYMTAB 0000000000000000 00014b70
00000000000027a8 0000000000000018 23 402 8
[23] .strtab STRTAB 0000000000000000 00017318
00000000000002da 0000000000000000 0 0 1
[24] .shstrtab STRTAB 0000000000000000 0002a870
00000000000000d0 0000000000000000 0 0 1
Key to Flags:
W (write), A (alloc), X (execute), M (merge), S (strings), I (info),
L (link order), O (extra OS processing required), G (group), T (TLS),
C (compressed), x (unknown), o (OS specific), E (exclude),
p (processor specific)
-----Original Message-----
From: Ard Biesheuvel <ard.biesheu...@linaro.org>
Sent: Saturday, June 15, 2019 4:29 AM
To: Russell Peterson <russ...@mellanox.com>
Cc: disc...@edk2.groups.io; edk2-devel-groups-io <devel@edk2.groups.io>; Laszlo
Ersek <ler...@redhat.com>
Subject: Re: [edk2-devel] [edk2-discuss] WriteSections64()
On Sat, 15 Jun 2019 at 02:17, Russell Peterson <russ...@mellanox.com> wrote:
>
> Here is a sample of the gcc command line:
>
> "/x/sdk/sysroots/x86_64-pokysdk-linux/usr/bin/aarch64-poky-linux/aarch64-poky-linux-gcc"
> -I/x/edk2/edk2/MlxPlatformPkg/Include -march=armv8-a+crc -g
> -fshort-wchar -fno-builtin -fno-strict-aliasing -Wall -Werror
> -Wno-array-bounds -ffunction-sections -fdata-sections -incl\ ude
> AutoGen.h -fno-common -DSTRING_ARRAY_NAME=BaseCryptLibStrings -g -Os
> -fshort-wchar -fno-builtin -fno-stri\ ct-aliasing -Wall -Werror
> -Wno-array-bounds -include AutoGen.h -fno-common -mlittle-endian
> -fno-short-enums -\ fverbose-asm -funsigned-char -ffunction-sections
> -fdata-sections -Wno-address -fno-asynchronous-unwind-tables\
> -fno-pic -fno-pie -ffixed-x18 -flto -Wno-unused-but-set-variable
> -Wno-unused-const-variable -mcmodel=tiny -n\ ostdinc -nostdlib
> -DUEFI_C_SOURCE -DMDEPKG_NDEBUG -c -o
> /x/RELEASE_GCC5/AARCH64/CryptoPkg/Library/
> BaseCryptLib/BaseCryptLib/OUTPUT/Pk/CryptX509.obj <-I include files
> left out> /x/edk2/CryptoPkg/Library/BaseCryptLib/Pk/CryptX509.c
>
> echo --strip-unneeded -R .eh_frame /x/edk2/Build/RELEASE_GCC5/AARC\
> H64/MdeModulePkg/Universal/Network/DpcDxe/DpcDxe/DEBUG/DpcDxe.dll
> --strip-unneeded -R .eh_frame /x/edk2/Build/RELEASE_GCC5/AARCH64/M\
> deModulePkg/Universal/Network/DpcDxe/DpcDxe/DEBUG/DpcDxe.dll
> echo /x/edk2/Build/RELEASE_GCC5/AARCH64/MdeModulePkg/Universal/Ne\
> twork/DpcDxe/DpcDxe/DEBUG/DpcDxe.dll
>
Could you dump the section headers of such a .dll using readelf -S please?
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