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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: siemens.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM9PR10MB4959.EURPRD10.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: 234eafeb-d630-431a-85b6-08dae2acf575 X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Dec 2022 17:09:29.6864 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 38ae3bcd-9579-4fd4-adda-b42e1495d55a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: iRhkd5aTf/9Yi7/xTZEfJmVgj3cYq75FEW1RCd54kkCBffiWDE5lXEHl2ak4On3Ht+wJ7PAQ8IScHdR76u0cmQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1PR10MB6146 X-TUID: XGikWBxt5q06 Signed-off-by: Stefan Koch --- doc/custom_kernel.md | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/doc/custom_kernel.md b/doc/custom_kernel.md index ffeaddc..1328c70 100644 --- a/doc/custom_kernel.md +++ b/doc/custom_kernel.md @@ -38,12 +38,18 @@ The linux-custom recipe provides support for: 7. Allow the name of the kernel image to be changed via `KERNEL_FILE` (de= faults to `vmlinuz`) =20 - 8. Produce a `linux-headers` package which includes kernel headers and kb= uild - scripts/tools - - 9. The `linux-headers` package shall support native and cross compiles of - out-of-tree kernel modules. However, when built in cross-compilation m= ode, - it cannot be used on the target so far. + 8. Produce a `linux-headers` package which includes kernel headers + + 9. Produce a `linux-kbuild` package for both host and/or target + which includes kbuild scripts and tools. + Appending `ISAR_BUILDS` with `"target"` will enable the + build of a target specific kbuild package at cross builds. + Then the `linux-headers` package supports native and cross compiles of + out-of-tree kernel modules. Even, when built in cross-compilation mode= , + it can be used on the target using the `linux-kbuild` package. + Appending `ISAR_BUILDS` with `"host"` will enable the + build of a host specific kbuild package at cross builds. + In this case no kbuild-cross package will be generated. =20 10. Produce a `linux-libc-dev` package to support user-land builds =20 @@ -71,8 +77,6 @@ In the future, the recipe may be extended to: =20 3. Be compatible with Ubuntu =20 - 4. When cross-building, generate kernel-headers for both host and target - ## Examples =20 The linux-custom recipe is currently used by the linux-mainline package an= d is --=20 2.30.2