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linux: allow br2-externals to provide their own Linux extensions

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Signed-off-by: McCabe, Robert J <robert.mccabe@rockwellcollins.com>
Acked-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
McCabe, Robert J
2019-09-28 12:49:37 -05:00
committed by Thomas Petazzoni
parent a07dd0e0f5
commit c26eafa96c
2 changed files with 23 additions and 4 deletions
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14
docs/manual/customize-outside-br.txt
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@@ -219,6 +219,12 @@ BR2_ROOTFS_OVERLAY=$(BR2_EXTERNAL_BAR_42_PATH)/board/<boardname>/overlay/
BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=$(BR2_EXTERNAL_BAR_42_PATH)/board/<boardname>/kernel.config
----
===== Additional Linux kernel extensions
Additional Linux kernel extensions (see xref:linux-kernel-ext[]) can
be added by storing them in the `linux/` directory at the root of a
br2-external tree.
===== Example layout
Here is an example layout using all features of br2-external (the sample
@@ -315,6 +321,14 @@ illustration, of course):
| |$(eval $(toolchain-external-package))
| `----
|
|- linux/Config.ext.in
| |config BR2_LINUX_KERNEL_EXT_EXAMPLE_DRIVER
| | bool "example-external-driver"
| | help
| | Example external driver
| |---
|- linux/linux-ext-example-driver.mk
|
|- configs/my-board_defconfig
| |BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_BAR_42_PATH)/patches/"
| |BR2_ROOTFS_OVERLAY="$(BR2_EXTERNAL_BAR_42_PATH)/board/my-board/overlay/"