[meta-ti] [master & danny][PATCH 2/2] u-boot: Add memory alignment fix for armv7 for am37x and am3517
Denys Dmytriyenko
denys at ti.com
Tue Jul 9 09:53:47 PDT 2013
On Tue, Jul 02, 2013 at 07:09:54PM +0000, Maupin, Chase wrote:
> Couldn't you only use one copy of the patch file and place it in a more
> generic directory? Not a big issue but just asking.
Franklin,
Any comment for the above question?
Also, please remind me in 2 days to apply your patches. I'm not sure I will
have time today or tomorrow. Thanks.
--
Denys
> >-----Original Message-----
> >From: meta-ti-bounces at yoctoproject.org [mailto:meta-ti-
> >bounces at yoctoproject.org] On Behalf Of Cooper Jr., Franklin
> >Sent: Tuesday, July 02, 2013 11:48 AM
> >To: meta-ti at yoctoproject.org
> >Subject: [meta-ti] [master & danny][PATCH 2/2] u-boot: Add memory
> >alignment fix for armv7 for am37x and am3517
> >
> >* On am335x a memory alignment issue was found when using the
> >Linaro toolchain.
> >* A similar patch was applied for am335x that fixed this well
> >documented issue.
> >* Add a similar fix to am37x and am3517 since this is a generic
> >armv7 issue.
> >
> >Signed-off-by: Franklin S. Cooper Jr <fcooper at ti.com>
> >---
> > .../0001-armv7-Unaligned-access-fix.patch | 30
> >++++++++++++++++++++
> > recipes-bsp/u-boot/u-boot-am3517_2011.09.bb | 5 ++-
> > .../0001-armv7-Unaligned-access-fix.patch | 30
> >++++++++++++++++++++
> > recipes-bsp/u-boot/u-boot-am37x_2012.04.01.bb | 3 ++
> > 4 files changed, 66 insertions(+), 2 deletions(-)
> > create mode 100644 recipes-bsp/u-boot/u-boot-am3517-2011.09/0001-
> >armv7-Unaligned-access-fix.patch
> > create mode 100644 recipes-bsp/u-boot/u-boot-am37x-
> >2012.04.01/0001-armv7-Unaligned-access-fix.patch
> >
> >diff --git a/recipes-bsp/u-boot/u-boot-am3517-2011.09/0001-armv7-
> >Unaligned-access-fix.patch b/recipes-bsp/u-boot/u-boot-am3517-
> >2011.09/0001-armv7-Unaligned-access-fix.patch
> >new file mode 100644
> >index 0000000..35307ac
> >--- /dev/null
> >+++ b/recipes-bsp/u-boot/u-boot-am3517-2011.09/0001-armv7-
> >Unaligned-access-fix.patch
> >@@ -0,0 +1,30 @@
> >+From 40f1e7db785f477a2aa145a3b47bd498c48ad52d Mon Sep 17 00:00:00
> >2001
> >+From: Steve Kipisz <s-kipisz2 at ti.com>
> >+Date: Fri, 14 Jun 2013 05:16:52 -0500
> >+Subject: [PATCH] armv7:Unaligned access fix
> >+
> >+This fixes an unaligned access data abort introduced when using
> >gcc 4.7
> >+or higher. The Linaro toolchain uses gcc 4.7.3. This is
> >documented in u-boot
> >+doc/README.arm-unaligned-accesses.
> >+
> >+Signed-off-by: Steve Kipisz <s-kipisz2 at ti.com>
> >+---
> >+ arch/arm/cpu/armv7/config.mk | 2 +-
> >+ 1 file changed, 1 insertion(+), 1 deletion(-)
> >+
> >+diff --git a/arch/arm/cpu/armv7/config.mk
> >b/arch/arm/cpu/armv7/config.mk
> >+index 9c3e2f3..9736da8 100644
> >+--- a/arch/arm/cpu/armv7/config.mk
> >++++ b/arch/arm/cpu/armv7/config.mk
> >+@@ -20,7 +20,7 @@
> >+ # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> >+ # MA 02111-1307 USA
> >+ #
> >+-PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float
> >++PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float -mno-
> >unaligned-access
> >+
> >+ # If armv7-a is not supported by GCC fall-back to armv5, which
> >is
> >+ # supported by more tool-chains
> >+--
> >+1.7.9.5
> >+
> >diff --git a/recipes-bsp/u-boot/u-boot-am3517_2011.09.bb
> >b/recipes-bsp/u-boot/u-boot-am3517_2011.09.bb
> >index 6321406..02019e9 100644
> >--- a/recipes-bsp/u-boot/u-boot-am3517_2011.09.bb
> >+++ b/recipes-bsp/u-boot/u-boot-am3517_2011.09.bb
> >@@ -6,9 +6,10 @@ COMPATIBLE_MACHINE = "omap3"
> >
> > DEFAULT_PREFERENCE = "-1"
> >
> >-PR = "r0+gitr${SRCPV}"
> >+PR = "r1+gitr${SRCPV}"
> >
> >-SRC_URI = "git://arago-project.org/git/projects/u-boot-
> >am33x.git;protocol=git;branch=${BRANCH}"
> >+SRC_URI = "git://arago-project.org/git/projects/u-boot-
> >am33x.git;protocol=git;branch=${BRANCH} \
> >+ file://0001-armv7-Unaligned-access-fix.patch"
> >
> > BRANCH = "AM335XPSP_04.06.00.08"
> >
> >diff --git a/recipes-bsp/u-boot/u-boot-am37x-2012.04.01/0001-
> >armv7-Unaligned-access-fix.patch b/recipes-bsp/u-boot/u-boot-
> >am37x-2012.04.01/0001-armv7-Unaligned-access-fix.patch
> >new file mode 100644
> >index 0000000..35307ac
> >--- /dev/null
> >+++ b/recipes-bsp/u-boot/u-boot-am37x-2012.04.01/0001-armv7-
> >Unaligned-access-fix.patch
> >@@ -0,0 +1,30 @@
> >+From 40f1e7db785f477a2aa145a3b47bd498c48ad52d Mon Sep 17 00:00:00
> >2001
> >+From: Steve Kipisz <s-kipisz2 at ti.com>
> >+Date: Fri, 14 Jun 2013 05:16:52 -0500
> >+Subject: [PATCH] armv7:Unaligned access fix
> >+
> >+This fixes an unaligned access data abort introduced when using
> >gcc 4.7
> >+or higher. The Linaro toolchain uses gcc 4.7.3. This is
> >documented in u-boot
> >+doc/README.arm-unaligned-accesses.
> >+
> >+Signed-off-by: Steve Kipisz <s-kipisz2 at ti.com>
> >+---
> >+ arch/arm/cpu/armv7/config.mk | 2 +-
> >+ 1 file changed, 1 insertion(+), 1 deletion(-)
> >+
> >+diff --git a/arch/arm/cpu/armv7/config.mk
> >b/arch/arm/cpu/armv7/config.mk
> >+index 9c3e2f3..9736da8 100644
> >+--- a/arch/arm/cpu/armv7/config.mk
> >++++ b/arch/arm/cpu/armv7/config.mk
> >+@@ -20,7 +20,7 @@
> >+ # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> >+ # MA 02111-1307 USA
> >+ #
> >+-PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float
> >++PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float -mno-
> >unaligned-access
> >+
> >+ # If armv7-a is not supported by GCC fall-back to armv5, which
> >is
> >+ # supported by more tool-chains
> >+--
> >+1.7.9.5
> >+
> >diff --git a/recipes-bsp/u-boot/u-boot-am37x_2012.04.01.bb
> >b/recipes-bsp/u-boot/u-boot-am37x_2012.04.01.bb
> >index c25cf1e..1cd96b6 100644
> >--- a/recipes-bsp/u-boot/u-boot-am37x_2012.04.01.bb
> >+++ b/recipes-bsp/u-boot/u-boot-am37x_2012.04.01.bb
> >@@ -6,6 +6,8 @@ COMPATIBLE_MACHINE = "am37x-evm|beagleboard"
> >
> > BRANCH ?= "master"
> >
> >+PR = "r1+gitr${SRCPV}"
> >+
> > # v2012.04.01
> > SRCREV = "415d386877df49eb051b85ef74fa59a16dc17c7d"
> >
> >@@ -33,6 +35,7 @@ SRC_URI += "file://0001-omap3_beagle-add-
> >usbethaddr-setting-to-enable-networ.pat
> > file://0002-omap3evm-Make-the-board-start-at-
> >800MHz.patch \
> > file://0003-beagleboard-Make-xM-rev-C-go-to-
> >800MHz.patch \
> > file://0001-ARM-omap3-Set-SPL-stack-size-to-8KB-
> >image-to-54KB.patch \
> >+ file://0001-armv7-Unaligned-access-fix.patch \
> > "
> >
> > SPL_BINARY = "MLO"
> >--
> >1.7.0.4
> >
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