diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/0001-binutils-crosssdk-Generate-relocatable-SDKs.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/0001-binutils-crosssdk-Generate-relocatable-SDKs.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/0001-binutils-crosssdk-Generate-relocatable-SDKs.patch b/meta/recipes-devtools/binutils/binutils/0001-binutils-crosssdk-Generate-relocatable-SDKs.patch new file mode 100644 index 0000000000..7fffa81724 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/0001-binutils-crosssdk-Generate-relocatable-SDKs.patch @@ -0,0 +1,75 @@ +From 25e715730ddcca37021fa4876aed4fa91d5dea25 Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Mon, 2 Mar 2015 01:58:54 +0000 +Subject: [PATCH] binutils-crosssdk: Generate relocatable SDKs + +This patch will modify the ELF linker scripts so that the crosssdk +linker will generate binaries with a 4096 bytes PT_INTERP section. When the binaries +will be relocated, at SDK install time, the interpreter path can be easily +changed by the relocating script. + +generate larger .interp section for gold linker as well + +Upstream-Status: Inappropriate [SDK specific] + +Signed-off-by: Laurentiu Palcu <laurentiu.palcu@intel.com> +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + gold/layout.cc | 2 +- + ld/genscripts.sh | 3 +++ + ld/scripttempl/elf.sc | 4 ++-- + 3 files changed, 6 insertions(+), 3 deletions(-) + +diff --git a/gold/layout.cc b/gold/layout.cc +index 899d4af0707..7c31b1bef6e 100644 +--- a/gold/layout.cc ++++ b/gold/layout.cc +@@ -5083,7 +5083,7 @@ Layout::create_interp(const Target* target) + gold_assert(interp != NULL); + } + +- size_t len = strlen(interp) + 1; ++ size_t len = 4096; + + Output_section_data* odata = new Output_data_const(interp, len, 1); + +diff --git a/ld/genscripts.sh b/ld/genscripts.sh +index 382bd07ffe2..9fbd0c4cb8a 100755 +--- a/ld/genscripts.sh ++++ b/ld/genscripts.sh +@@ -304,6 +304,7 @@ DATA_ALIGNMENT_u="${DATA_ALIGNMENT_u-${DATA_ALIGNMENT_r}}" + LD_FLAG=r + DATA_ALIGNMENT=${DATA_ALIGNMENT_r} + DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})" ++PARTIAL_LINKING=" " + ( echo "/* Script for -r */" + source_sh ${CUSTOMIZER_SCRIPT} + source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +@@ -312,10 +313,12 @@ DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})" + LD_FLAG=u + DATA_ALIGNMENT=${DATA_ALIGNMENT_u} + CONSTRUCTING=" " ++PARTIAL_LINKING=" " + ( echo "/* Script for -Ur */" + source_sh ${CUSTOMIZER_SCRIPT} + source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc + ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xu ++unset PARTIAL_LINKING + + DATA_ALIGNMENT=${DATA_ALIGNMENT_} + RELOCATING=" " +diff --git a/ld/scripttempl/elf.sc b/ld/scripttempl/elf.sc +index 5d3b0d31b1b..2163909cd56 100644 +--- a/ld/scripttempl/elf.sc ++++ b/ld/scripttempl/elf.sc +@@ -148,8 +148,8 @@ if test -z "$DATA_SEGMENT_ALIGN"; then + DATA_SEGMENT_RELRO_END=". = DATA_SEGMENT_RELRO_END (${SEPARATE_GOTPLT-0}, .);" + fi + fi +-if test -z "${INITIAL_READONLY_SECTIONS}${CREATE_SHLIB}"; then +- INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }" ++if test -z "${INITIAL_READONLY_SECTIONS}${CREATE_SHLIB}${PARTIAL_LINKING}"; then ++ INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp); . = 0x1000; }" + fi + if test -z "$PLT"; then + IPLT=".iplt ${RELOCATING-0} : { *(.iplt) }" |