Message ID | 20230301155810.3222459-3-niklas.cassel@wdc.com |
---|---|
State | Superseded |
Headers | show
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dkim=pass (2048-bit key) header.d=wdc.com header.i=@wdc.com header.a=rsa-sha256 header.s=dkim.wdc.com header.b=rKoLotON Subject: [Buildroot] [PATCH 2/3] board/qemu/aarch64-sbsa: use the default console specified by ACPI X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot <buildroot.buildroot.org> List-Unsubscribe: <https://lists.buildroot.org/mailman/options/buildroot>, <mailto:buildroot-request@buildroot.org?subject=unsubscribe> List-Archive: <http://lists.buildroot.org/pipermail/buildroot/> List-Post: <mailto:buildroot@buildroot.org> List-Help: <mailto:buildroot-request@buildroot.org?subject=help> List-Subscribe: <https://lists.buildroot.org/mailman/listinfo/buildroot>, <mailto:buildroot-request@buildroot.org?subject=subscribe> From: Niklas Cassel via buildroot <buildroot@buildroot.org> Reply-To: Niklas Cassel <niklas.cassel@wdc.com> Cc: Niklas Cassel <niklas.cassel@wdc.com>, Romain Naour <romain.naour@gmail.com>, =?utf-8?q?Vincent_Stehl=C3=A9?= <vincent.stehle@arm.com>, Damien Le Moal <damien.lemoal@opensource.wdc.com> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" <buildroot-bounces@buildroot.org> |
Series |
misc aarch64-sbsa cleanups
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expand
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diff --git a/board/qemu/aarch64-sbsa/grub.cfg b/board/qemu/aarch64-sbsa/grub.cfg index 39b7842f8f..d99e19c4cd 100644 --- a/board/qemu/aarch64-sbsa/grub.cfg +++ b/board/qemu/aarch64-sbsa/grub.cfg @@ -2,5 +2,5 @@ set default="0" set timeout="5" menuentry "Buildroot" { - linux /Image root=PARTLABEL=root rootwait console=ttyAMA0 + linux /Image root=PARTLABEL=root rootwait }
ARM SBBR (Server Base Boot Requirements) defines SPCR (Serial Port Console Redirection Table) as a mandatory ACPI table that specifies the configuration of a serial console. In the linux kernel, ARM developers have decided that consoles defined by SPCR are always enabled when existing, see e.g.: https://lore.kernel.org/linux-serial/20200430161438.17640-1-alpernebiyasak@gmail.com/T/ Specifying console=ttyAMA0 (which is a serial console) is thus redundant for an ARM SBSA board. (It also blindly assumes that the serial console is on ttyAMA0, which might not be true.) Drop the explicit console=ttyAMA0 on the kernel command line, such that the kernel can pick up the default console defined by SPCR. This is similar to how it is currently done for board/aarch64-efi/grub.cfg. Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com> --- board/qemu/aarch64-sbsa/grub.cfg | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)