[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] RE: Current HVM acpi support is broken
When I just sent your mail, I received your reply from public mail, let me respond it. I would like talk to you over the phone if you think it is ok. Thanks, Winston, Wang, Winston L wrote: > Hi Christian? They are different code except acpi timer is simliar my > old one, which was reject by you all the time:) Thanks, > Winston, > > Wang, Winston L wrote: >> Hi Christian, Ian and Kair, >> >> I think current hvm acpi support is broken. >> We noticed qemu to 0.82 with acpi support is introduced on changset >> 10957, it is conflict with xen hvm acpi code, in ../ioemu/hw/cp.c >> start from ln 860: >> >> cmos_init(ram_size, boot_device, bs_table, timeoffset); >> >> /* using PIIX4 acpi model */ >> if (pci_enabled && acpi_enabled) >> pci_piix4_acpi_init(pci_bus, piix3_devfn + 3); >> >> if (pci_enabled && usb_enabled) { >> usb_uhci_init(pci_bus, piix3_devfn + 2); >> } >> >> if (pci_enabled && acpi_enabled && 0) { >> piix4_pm_init(pci_bus, piix3_devfn + 3); >> } >> ... >> /* XXX: should be done in the Bochs BIOS */ >> if (pci_enabled) { >> pci_bios_init(); >> if (acpi_enabled) >> acpi_bios_init(); >> } >> } >> >> The above code generate two acpi tables and acpi pci piix func3 >> device when acpi=1 in hvm guest platform. >> >> Two sets of acpi can not co-exist:) What acpi set do we need to keep? >> What is the advatage for that? >> >> We are cureent have to use changset 10955 puls acpi_init_fix.patch >> for acpi related development. >> >> Regards, >> >> Winston, _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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