On Mon, 15 Oct 2012 10:06:48 +0200
Gerd Hoffmann <kra...@redhat.com> wrote:
> This patch series tackles serial device hotplug.
This conflicts with Paolo's work merged in:
git://repo.or.cz/qemu/qmp-unstable.git queue/qmp
You could base your work on top of that to avoid conflicts, but note that
I might rebase that branch.
>
> The first four patches have been on the list before, they implement
> pci-serial devices featuring a hot-pluggable 16550 uart and got some
> minor tweaks only.
>
> The next two patches update the usb-serial device. It will only show up
> in the guest when the chardev is open. You'll see the difference with
> socket chardevs: If you open the chardev (by connecting to the socket)
> the device will show up in the guest, on close (disconnect) it will
> disappear.
>
> Final three patches cleanup chardev a bit and adds chardev hotplug to
> the mix, which makes the other patches alot more useful. It is the
> missing bit needed to really hotplug serial devices:
>
> (qemu) chardev_add file,id=pciserial,path=/root/hotchardev.log
> (qemu) device_add pci-serial,id=pciserial,chardev=pciserial
>
> And the reverse:
>
> (qemu) device_del pciserial
> (qemu) chardev_del pciserial
>
> New in v2:
> - added two chardev cleanup patches.
> - switched chardev_{add,del} commands to netdev_{add,del} style.
>
> cheers,
> Gerd
>
> The following changes since commit 8b4a3df8081f3e6f1061ed5cbb303ad623ade66b:
>
> Fix popcnt in long mode (2012-10-14 14:55:09 +0400)
>
> are available in the git repository at:
> git://git.kraxel.org/qemu serial.2
>
> Gerd Hoffmann (9):
> serial: split serial.c
> serial: add pci variant
> serial: add windows inf file for the pci card to docs
> serial: add 2x + 4x pci variant
> usb-serial: don't magically zap chardev on umplug
> usb-serial: only expose device in guest when the chardev is open
> chardev: add error reporting for qemu_chr_new_from_opts
> chardev: fix QemuOpts lifecycle
> chardev: add hotplug support.
>
> default-configs/pci.mak | 2 +
> docs/qemupciserial.inf | 109 ++++++++++++++++++
> hmp-commands.hx | 32 ++++++
> hmp.c | 23 ++++
> hmp.h | 2 +
> hw/Makefile.objs | 3 +-
> hw/alpha_dp264.c | 1 +
> hw/kzm.c | 2 +-
> hw/mips_fulong2e.c | 1 +
> hw/mips_jazz.c | 1 +
> hw/mips_malta.c | 1 +
> hw/mips_mipssim.c | 2 +-
> hw/mips_r4k.c | 1 +
> hw/musicpal.c | 2 +-
> hw/omap_uart.c | 3 +-
> hw/openrisc_sim.c | 3 +-
> hw/pc.c | 1 +
> hw/pc.h | 27 -----
> hw/pci_ids.h | 1 +
> hw/petalogix_ml605_mmu.c | 2 +-
> hw/ppc/e500.c | 2 +-
> hw/ppc405_uc.c | 2 +-
> hw/ppc440_bamboo.c | 2 +-
> hw/ppc_prep.c | 1 +
> hw/pxa2xx.c | 2 +-
> hw/serial-isa.c | 130 ++++++++++++++++++++++
> hw/serial-pci.c | 272
> ++++++++++++++++++++++++++++++++++++++++++++++
> hw/serial.c | 149 ++-----------------------
> hw/serial.h | 74 +++++++++++++
> hw/sm501.c | 2 +-
> hw/sun4u.c | 1 +
> hw/usb/dev-serial.c | 21 +++-
> hw/virtex_ml507.c | 2 +-
> hw/xtensa_lx60.c | 3 +-
> qapi-schema.json | 39 +++++++
> qemu-char.c | 83 ++++++++++++---
> qemu-char.h | 5 +-
> qmp-commands.hx | 61 ++++++++++
> vl.c | 7 +-
> 39 files changed, 878 insertions(+), 199 deletions(-)
> create mode 100644 docs/qemupciserial.inf
> create mode 100644 hw/serial-isa.c
> create mode 100644 hw/serial-pci.c
> create mode 100644 hw/serial.h
>
