[U-Boot] [PATCH 1/6] mpc83xx: Add relocation support for -fpic
Joakim Tjernlund
Joakim.Tjernlund at transmode.se
Tue Nov 23 19:48:46 CET 2010
By rearranging the linker script we get support for
relocation of -fpic for free.
---
arch/powerpc/cpu/mpc83xx/u-boot.lds | 5 +++--
nand_spl/board/freescale/mpc8313erdb/u-boot.lds | 4 +++-
nand_spl/board/freescale/mpc8315erdb/u-boot.lds | 4 +++-
3 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/cpu/mpc83xx/u-boot.lds b/arch/powerpc/cpu/mpc83xx/u-boot.lds
index 0b74a13..877f298 100644
--- a/arch/powerpc/cpu/mpc83xx/u-boot.lds
+++ b/arch/powerpc/cpu/mpc83xx/u-boot.lds
@@ -67,13 +67,14 @@ SECTIONS
PROVIDE (erotext = .);
.reloc :
{
- *(.got)
_GOT2_TABLE_ = .;
*(.got2)
+ *(.got)
+ PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4);
_FIXUP_TABLE_ = .;
*(.fixup)
}
- __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
diff --git a/nand_spl/board/freescale/mpc8313erdb/u-boot.lds b/nand_spl/board/freescale/mpc8313erdb/u-boot.lds
index 853b2de..7c5a40f 100644
--- a/nand_spl/board/freescale/mpc8313erdb/u-boot.lds
+++ b/nand_spl/board/freescale/mpc8313erdb/u-boot.lds
@@ -40,8 +40,10 @@ SECTIONS
*(.sdata*)
_GOT2_TABLE_ = .;
*(.got2)
+ *(.got)
+ PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4);
}
- __got2_entries = (. - _GOT2_TABLE_) >> 2;
+ __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
. = ALIGN(8);
__bss_start = .;
diff --git a/nand_spl/board/freescale/mpc8315erdb/u-boot.lds b/nand_spl/board/freescale/mpc8315erdb/u-boot.lds
index 853b2de..7c5a40f 100644
--- a/nand_spl/board/freescale/mpc8315erdb/u-boot.lds
+++ b/nand_spl/board/freescale/mpc8315erdb/u-boot.lds
@@ -40,8 +40,10 @@ SECTIONS
*(.sdata*)
_GOT2_TABLE_ = .;
*(.got2)
+ *(.got)
+ PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4);
}
- __got2_entries = (. - _GOT2_TABLE_) >> 2;
+ __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
. = ALIGN(8);
__bss_start = .;
--
1.7.2.2
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