[linux-yocto] [kernel-cache][PATCHv2 0/1] qemu support for ARM devices
Bruce Ashfield
bruce.ashfield at gmail.com
Mon Jun 24 21:29:28 PDT 2019
On Sun, Jun 16, 2019 at 11:45 AM Adrian Freihofer
<adrian.freihofer at siemens.com> wrote:
>
> Hi, Bruce,
>
> Compared to v1, this is more or less a rewrite. It is now very similar to the qemuarma15 BSP as suggested by you.
>
> The qemuarm15 BSP generates a kernel of 7046128 bytes.
> The current Beaglebone yocto configuration produces a kernel of 6451976 bytes.
>
> In addition to the configuration flags already set in the Beaglebone configuration, the qemuarm15 configuration includes cfg/virtio.scc and qemuarma15.scc. The virtio.scc is well suited for both. The qemuarma15.scc is too heavy for the Beaglebone, mainly due to SMP and NEON.
>
> The kernel configuration with this patch results in a Beaglebone kernel with a size of 6623704 bytes, which is a plus of ~170k. But this makes it possible to start the Beaglebone images in Qemu with graphics.
>
The re-work looks good to me. I can't argue with the results and the
minimal duplication between the two configurations.
I've gone ahead and merged this, and it will show up in my next pull
request to oe-core.
Bruce
> Adrian Freihofer (1):
> bsp/beaglebone: support qemu -machine virt
>
> bsp/beaglebone/beaglebone.scc | 5 +++++
> bsp/beaglebone/qemu-bb.cfg | 9 +++++++++
> bsp/beaglebone/qemu-bb.scc | 1 +
> 3 files changed, 15 insertions(+)
> create mode 100644 bsp/beaglebone/qemu-bb.cfg
> create mode 100644 bsp/beaglebone/qemu-bb.scc
>
> --
> 2.11.0
>
> --
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