[Buildroot] [git commit] linux: Add a load address option for building uImage on 3.7+ multi-platform kernels
Peter Korsgaard
jacmet at sunsite.dk
Fri Mar 15 09:58:13 UTC 2013
commit: http://git.buildroot.net/buildroot/commit/?id=8215e19b5343387db0714bcc373030ee4a565e68
branch: http://git.buildroot.net/buildroot/commit/?id=refs/heads/master
[Peter: add quotes as suggested by Arnout]
Signed-off-by: Julien Boibessot <julien.boibessot at armadeus.com>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
Signed-off-by: Peter Korsgaard <jacmet at sunsite.dk>
---
linux/Config.in | 13 +++++++++++++
linux/linux.mk | 5 +++++
2 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/linux/Config.in b/linux/Config.in
index 94ce951..a44880f 100644
--- a/linux/Config.in
+++ b/linux/Config.in
@@ -213,6 +213,19 @@ config BR2_LINUX_KERNEL_IMAGE_TARGET_NAME
Specify the kernel make target to build the kernel that you
need.
+config BR2_LINUX_KERNEL_UIMAGE_LOADADDR
+ string "load address (for 3.7+ multi-platform image)"
+ depends on BR2_arm || BR2_armeb
+ depends on BR2_LINUX_KERNEL_UIMAGE || BR2_LINUX_KERNEL_APPENDED_UIMAGE
+ help
+ If your ARM system's Linux kernel is configured with the new (3.7+)
+ multi-architecture support (CONFIG_ARCH_MULTIPLATFORM=y in your
+ kernel config), then it is necessary to specify a kernel load address
+ when building the uImage. This should be a hexadecimal string
+ beginning with 0x, for example: 0x00008000.
+
+ If unsure, let this option empty.
+
config BR2_LINUX_KERNEL_DTS_SUPPORT
bool "Device tree support"
help
diff --git a/linux/linux.mk b/linux/linux.mk
index 0352acd..8a73767 100644
--- a/linux/linux.mk
+++ b/linux/linux.mk
@@ -95,6 +95,11 @@ LINUX_IMAGE_NAME=vmlinuz
endif
endif
+LINUX_KERNEL_UIMAGE_LOADADDR=$(call qstrip,$(BR2_LINUX_KERNEL_UIMAGE_LOADADDR))
+ifneq ($(LINUX_KERNEL_UIMAGE_LOADADDR),)
+LINUX_MAKE_FLAGS+=LOADADDR="$(LINUX_KERNEL_UIMAGE_LOADADDR)"
+endif
+
ifeq ($(BR2_LINUX_KERNEL_APPENDED_DTB),y)
LINUX_IMAGE_TARGET=zImage
else
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