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Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device
From: |
Anthony Liguori |
Subject: |
Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device |
Date: |
Tue, 16 Apr 2013 15:45:21 -0500 |
User-agent: |
Notmuch/0.15.2+77~g661dcf8 (http://notmuchmail.org) Emacs/23.3.1 (x86_64-pc-linux-gnu) |
Paolo Bonzini <address@hidden> writes:
> Il 10/04/2013 15:41, guang li ha scritto:
>> Yes, you're right.
>> The motivation is I want to implement a device
>> called EC which is a notion from laptop for QEMU,
>> EC has some main functions, like keyboard, mouse,
>> low-speed device control(I2C), special ACPI space,
>> i8042 and ps2 mouse has been done, power control
>> was left, so I tried to add this.
>
> Do you have a datasheet? Have you looked at hw/acpi/?
http://www.coreboot.org/Embedded_controller
Has more than you probably ever wanted to know about ECs.
I don't see much reason to model an EC in QEMU. It's only visible to
firmware (at least on the PC) so there's little benefit to modeling.
Regards,
Anthony Liguori
>
> Paolo
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, (continued)
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Andreas Färber, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, guang li, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device,
Anthony Liguori <=
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/16
[Qemu-devel] [PATCH][RFC v2 5/7] qdev: add power_signal_in for DeviceState, liguang, 2013/04/05
[Qemu-devel] [PATCH][RFC v2 4/7] sysemu: remove PowerReason in sysemu.h, liguang, 2013/04/05
[Qemu-devel] [PATCH][RFC v2 7/7] vl: run power_management, liguang, 2013/04/05
[Qemu-devel] [PATCH][RFC v2 2/7] hw/power: add main power chip implementation, liguang, 2013/04/05