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Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports
From: |
Jason A. Donenfeld |
Subject: |
Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports |
Date: |
Thu, 26 Oct 2017 16:13:33 +0200 |
On Thu, Oct 26, 2017 at 3:34 PM, Andrew Jones <address@hidden> wrote:
> You could make the PL011 user instantiate-able and make the necessary
> changes to use the dynamic FDT node generation framework (sysbus-fdt),
> and then you'd be able to add as many additional UARTs as you like to
> mach-virt's platform bus. I played around with that idea once, and have
> some patches rotting somewhere that could maybe be dug back up.
The problem with this approach is that then different architectures
need different fancy options, which makes things a hassle. With the
old guarantee of each machine providing four serial ports, you could
just do -serial 1 -serial 2 and not have to worry about it. Much
nicer.
Making FDT dynamic also sounds complicated.
Could we just do the simple patch of adding four pl011s in there?
- [Qemu-arm] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/23
- Re: [Qemu-arm] [PATCH] hw/arm/virt: support 4 serial ports, Peter Maydell, 2017/10/23
- Re: [Qemu-arm] [PATCH] hw/arm/virt: support 4 serial ports, Philippe Mathieu-Daudé, 2017/10/23
- Re: [Qemu-arm] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/24
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Andrew Jones, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports,
Jason A. Donenfeld <=
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Peter Maydell, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Peter Maydell, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Peter Maydell, 2017/10/26
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/26
Re: [Qemu-arm] [PATCH] hw/arm/virt: support 4 serial ports, Jason A. Donenfeld, 2017/10/23
Re: [Qemu-arm] [Qemu-devel] [PATCH] hw/arm/virt: support 4 serial ports, no-reply, 2017/10/25