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Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables |
Date: |
Tue, 12 Dec 2017 14:10:34 +0000 |
On 12 December 2017 at 13:56, Ard Biesheuvel <address@hidden> wrote:
> Given that the DEBUG output is only produced on DEBUG builds, couldn't
> we simply stipulate that DEBUG output appears on the PL011 with the
> lowest physical address? That keeps the current status quo, and is
> probably sufficient for 99% of the use cases of people using the DEBUG
> builds.
>
> Then, we can introduce some code to decode stdout-path in FdtClientDxe
> (a higher level DT parsing driver) so that the actual serial console
> gets installed onto whichever UART is described as the system console.
> Also, given that ArmVirtQemu is tightly coupled to QEMU/mach-virt, we
> could decide to only use node names in stdout-path (as we do
> currently) to simplify the parsing logic.
That doesn't actually usefully separate debug output from the
console, though, because stdout-path is also going to point
to the UART with the lowest physical address...
-- PMM
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, (continued)
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Peter Maydell, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Ard Biesheuvel, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Peter Maydell, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Peter Maydell, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Ard Biesheuvel, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables,
Peter Maydell <=
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Ard Biesheuvel, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Peter Maydell, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Ard Biesheuvel, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Peter Maydell, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Ard Biesheuvel, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Andrew Jones, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Laszlo Ersek, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Andrew Jones, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Andrew Jones, 2017/12/12
- Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables, Andrew Jones, 2017/12/12