[meta-ti] [master & danny][PATCH 2/2] u-boot: Add memory alignment fix for armv7 for am37x and am3517

Tue Jul 2 12:09:54 PDT 2013

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.

Sincerely,
Chase Maupin
Integration Team Manager
Linux Core Product Development
e-mail: chase.maupin at ti.com
phone: (214) 567-2950

For support:
Forums - http://community.ti.com/forums/
Wiki - http://wiki.davincidsp.com/ 

>-----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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