[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH v4 1/7] docs/arm: Document Xen booting protocol on Armv8-R
- To: "Orzel, Michal" <michal.orzel@xxxxxxx>
- From: Luca Fancellu <Luca.Fancellu@xxxxxxx>
- Date: Wed, 30 Apr 2025 07:22:08 +0000
- Accept-language: en-GB, en-US
- Arc-authentication-results: i=2; mx.microsoft.com 1; spf=pass (sender ip is 4.158.2.129) smtp.rcpttodomain=amd.com smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=pass (signature was verified) header.d=arm.com; arc=pass (0 oda=1 ltdi=1 spf=[1,1,smtp.mailfrom=arm.com] dkim=[1,1,header.d=arm.com] dmarc=[1,1,header.from=arm.com])
- Arc-authentication-results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=arm.com; dmarc=pass action=none header.from=arm.com; dkim=pass header.d=arm.com; arc=none
- Arc-message-signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Ulub1yCInVWkIRRBQ/MXTgwVWb+nxcubYWvPPGxXHQQ=; b=UhhJxYUA7Tv5bYDDNaFhDII0MyV1kmTrUpm9BYSgVj5ziSwcgw8y/2xLkAQKnjprH393LgwT7gKjpun7hhc+xrb7fD+GqPVnI3XxPe9cRs9ONWv7G0joD5ript5hvLHg10s4BDz9vLG1ZoPQITXr3OMUujrayKVE0b1yMig94yOjy9AzUcmcFOxqMsUoAqgbH1RmcUb1suL6eHuNSn572cLXZbpgMN/EoJE6WWo3Qe4rlZ4qgoVEYIcxFgmh51yYNeCRs9It4zmjQOwRUtakRA38/S/KUINJoCcbZQyOjdU8vGy3uMVOWhCwdivxgBEUm1oZMbJcPWQcJQB3X4ugAQ==
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Ulub1yCInVWkIRRBQ/MXTgwVWb+nxcubYWvPPGxXHQQ=; b=uXDNzfv5W59i5PhXhgvg5F4ao2Ma+OAedzg3ESnlugDDxIAZYq6w385YzG6atnCfo2E6UBMnKztkSjIcRyAqoUMHJaAf+cPUpHCyjm1dGzg1hUF4sf2CPUoAStfjKHzFNtYuvJBu1cjYhe/hk1f3Q8+5cW09I2qLXHSXDQDu/9lv0qXo40GMmsaF/tonLlnPiiMKUAvxWjfxETMpseFwtkI7iJe0i7ZmQg5Uvn8TtJKEAiWqjA6y8ALRDefmq0JZ04pPTy2VOYAgsLFv9qAsAq6qE9k6TbK88Lhhf21TeCggG+jy0U2l4n5rasbYMKKx91Rxxda32aUBagivl8SJhw==
- Arc-seal: i=2; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=pass; b=fwN1pdcaD/G0zG2P4mDSv6FFcSrgUPPK/SgdkvqJ9LehSzyjG/7FOOazusKY2xHGg7GF4XSeCtdFyBsiiDysJWetl0iMJbGHBiF3wHxZ+36s0hoMQMqLlvoRhFdn/Dy4obtK/gKgLSKNYC/Xy33WviPUTkggplX1QaGu4RRzOz4nGTJyHfaThwp9aij5+43zK9limc+ztlDsOBllfC5pS+zRootnzJ+s5A4pMlBXeVG27r9Ng3Aa4u31RY+eyK35CHGYZby/3hx9dVff2/3gBmy6H+kXllJvOSHfw9QbL7LqExxUJ/DNYTLrKUxMCuZU2E7gyTfxBOOdwy025P4/fA==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=SiU7H/Uu3/d+46+qe4UCO8xBudP81kYagckS/B+8T9/c/EueYydvnRwYAWgaMojAVOVF2VpPfKafgnQCro5+YVrj7/uwd15G3BEAkluMwcJy7bXGbA5ba9GE61B7Ks4m2OEyLScZgjaaS6j7wkgScU/TISCt1KNmTSRiEG6dc8PGmwwB0tWQ0uYdtI7vkFQ2J54OTkTO1JDbNrXjyszSlhAiC5rxih/4Ak4IjKyjEFnAqVQ/r9XZ9fph1YLi9hC6dB3s0vLe5Wbn29UKIeLmVa664KoKbfyWzIWs5sdOXsKAeC8ZJeJ0cH4zOjUYpgu1jEYjs97KOg42aRPn1YH0LA==
- Authentication-results-original: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=arm.com;
- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>
- Delivery-date: Wed, 30 Apr 2025 07:23:05 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Nodisclaimer: true
- Thread-index: AQHbuRpmN9lJogKQoUiVWa6WakCsQrO7wm+AgAAFy4CAAAG8AIAABNmA
- Thread-topic: [PATCH v4 1/7] docs/arm: Document Xen booting protocol on Armv8-R
Hi Michal,
>>>
>>> Is the goal of this patch to only write firmware/bootloader requirements or
>>> accommodate booting protocol in general? Asking because in this file there
>>> is a
>>> requirement that Xen should be loaded below 10TB which afaict does not fit
>>> Armv8-R.
>>
>> Yes you are right, but I think this still holds since we support 1TB on
>> Armv8-R at the moment?
> No, this value denotes max RAM size you support and not where Xen must be
> loaded. On ARMv8-A, we support max 2TB of RAM but require Xen to be loaded
> anywhere up to 10TB. Do we have the same limitation on ARMv8-R?
Uhm, right, I’m not aware of limitations
>
> ~Michal
>
|
