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Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip
From: |
li guang |
Subject: |
Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip |
Date: |
Mon, 18 Mar 2013 14:12:03 +0800 |
ping ...
在 2013-03-15五的 08:59 +0800,li guang写道:
> Hi, Anthony
>
> Sorry to bother you,
> can you please help to see it this work is
> worth to go on, or ...
>
> or someone else can help to see this patch-set.
>
> Thanks All.
>
>
> 在 2013-03-13三的 16:01 +0800,liguang写道:
> > By now, all devices of QEMU do not have much more
> > power management consideration, for example, if
> > system do suspend, it will call all registered notifiers,
> > this was loosely required, and the code to do power management
> > state transition seems just do 'ugly emulation', rather than be
> > conscious with whole system devices, same condition with reset(it
> > has been embedded in DeviceClass, good!),
> > shutdown, in real world, commonly all devices' power are controlled
> > by a power chip, then all power sequence can be done just
> > issue commands to this chip.
> > so, I come across an idea to implement qdev'ed power device, and
> > make all qdev struct of devices aware of self power management(add
> > on/off/wakeup/suspend ... filed for DeviceClass), this will
> > bring tidy power management, and the emulation will more like what
> > happened in real world.
> >
> > Of course, it's only a patch-set for RFC, I'd like to ask all
> > developers to help correct this idea, if it's worth to implement,
> > I'll go head to refactor more.
> >
> > Li Guang (14)
> > gitignore: ignore more files
> > qdev: add power management method
> > qdev: remove redundant abort()
> > qdev: add power on/off/suspend/wakeup handler
> > power: add power chip emulation
> > sysemu: remove PowerReason in sysemu.h
> > acpi: refactor acpi wakeup function
> > ich9: make lpc's reset also do pm_reset
> > ich9: do lpc's power on by reset function
> > piix4: refactor piix4's power callbacks
> > pckbd: refactor pckbd's power callbacks
> > ps2: call ps2_{kbd,mouse}_reset in kbd_reset
> > parallel: refactor parallel_reset function
> > uhci: refactor uhci's power callbacks
> >
> > .gitignore | 3 +++
> > Makefile.objs | 1 +
> > hw/acpi.c | 20 +++++++++-----------
> > hw/acpi.h | 3 ++-
> > hw/acpi_ich9.c | 4 ++--
> > hw/ich9.h | 1 +
> > hw/lpc_ich9.c | 12 ++++++++++-
> > hw/parallel.c | 10 ++++++----
> > hw/pckbd.c | 25 ++++++++++++----------
> > hw/piix4.c | 14 ++++++++++++--
> > hw/ps2.c | 8 ++++----
> > hw/ps2.h | 2 ++
> > hw/qdev-core.h | 15 ++++++
> > hw/qdev.c | 99 +--
> > hw/usb/hcd-uhci.c | 10 ++++++++++
> > include/sysemu/sysemu.h | 7 +------
> > power.c | 133
> > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> > power.h | 41 +++++++++++++++++
> > 18 files changed, 365 insertions(+), 43 deletions(-)
> > create mode 100644 power.c
> > create mode 100644 power.h
> >
> >
> >
>
- [Qemu-devel] [PATCH][RFC 09/14] ich9: do lpc's power on by reset function, (continued)
- [Qemu-devel] [PATCH][RFC 09/14] ich9: do lpc's power on by reset function, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 01/14] gitignore: ignore more files, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 06/14] sysemu: remove PowerReason in sysemu.h, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 10/14] piix4: refactor piix4's power callbacks, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 12/14] ps2: call ps2_{kbd, mouse}_reset in kbd_reset, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 08/14] ich9: make lpc's reset also do pm_reset, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 14/14] uhci: refactor uhci's power callbacks, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 13/14] parallel: refactor parallel_reset function, liguang, 2013/03/13
- [Qemu-devel] [PATCH][RFC 11/14] pckbd: refactor pckbd's power callbacks, liguang, 2013/03/13
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, li guang, 2013/03/14
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip,
li guang <=
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, Andreas Färber, 2013/03/18
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, Peter Maydell, 2013/03/18
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, li guang, 2013/03/18
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, Peter Maydell, 2013/03/19
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, li guang, 2013/03/19
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, Peter Maydell, 2013/03/19
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, li guang, 2013/03/19
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, Peter Maydell, 2013/03/20
- Re: [Qemu-devel] [PATCH][RFC 0/14] implement power chip, li guang, 2013/03/20