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author | Keir Fraser <keir.fraser@citrix.com> | 2009-01-08 11:26:58 +0000 |
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committer | Keir Fraser <keir.fraser@citrix.com> | 2009-01-08 11:26:58 +0000 |
commit | f86db27518e4e61e6e49dfe5d76802ea932904ad (patch) | |
tree | 4fcfa5fde4d239a199967c77be47c12bca3ae4ed | |
parent | 925d7f9d822d213043229f79c4a72f95385fd03f (diff) | |
download | xen-f86db27518e4e61e6e49dfe5d76802ea932904ad.tar.gz xen-f86db27518e4e61e6e49dfe5d76802ea932904ad.tar.bz2 xen-f86db27518e4e61e6e49dfe5d76802ea932904ad.zip |
pci: add config options for MSI-INTx translation in HVM
Add a config file option 'pci_msitranslate' to enable MSI-INTx
translation in HVM, and also a per-device option 'msitranslate' to
allow device base to be overridden
Signed-off-by: Qing He <qing.he@intel.com>
-rw-r--r-- | tools/python/xen/xend/XendConfig.py | 1 | ||||
-rw-r--r-- | tools/python/xen/xend/server/pciif.py | 3 | ||||
-rw-r--r-- | tools/python/xen/xm/create.py | 19 | ||||
-rw-r--r-- | tools/python/xen/xm/xenapi_create.py | 1 |
4 files changed, 20 insertions, 4 deletions
diff --git a/tools/python/xen/xend/XendConfig.py b/tools/python/xen/xend/XendConfig.py index 9b436ae647..086ed99e12 100644 --- a/tools/python/xen/xend/XendConfig.py +++ b/tools/python/xen/xend/XendConfig.py @@ -166,6 +166,7 @@ XENAPI_PLATFORM_CFG_TYPES = { 'guest_os_type': str, 'hap': int, 'xen_extended_power_mgmt': int, + 'pci_msitranslate': int, } # Xen API console 'other_config' keys. diff --git a/tools/python/xen/xend/server/pciif.py b/tools/python/xen/xend/server/pciif.py index 0695ae419f..f76e4a8c49 100644 --- a/tools/python/xen/xend/server/pciif.py +++ b/tools/python/xen/xend/server/pciif.py @@ -95,6 +95,9 @@ class PciController(DevController): back['num_devs']=str(pcidevid) back['uuid'] = config.get('uuid','') + if 'pci_msitranslate' in self.vm.info['platform']: + back['msitranslate']=str(self.vm.info['platform']['pci_msitranslate']) + return (0, back, {}) diff --git a/tools/python/xen/xm/create.py b/tools/python/xen/xm/create.py index 48c8807425..d9c0a9f84f 100644 --- a/tools/python/xen/xm/create.py +++ b/tools/python/xen/xm/create.py @@ -318,11 +318,14 @@ gopts.var('disk', val='phy:DEV,VDEV,MODE[,DOM]', backend driver domain to use for the disk. The option may be repeated to add more than one disk.""") -gopts.var('pci', val='BUS:DEV.FUNC', +gopts.var('pci', val='BUS:DEV.FUNC[,msitranslate=0|1]', fn=append_value, default=[], use="""Add a PCI device to a domain, using given params (in hex). - For example 'pci=c0:02.1'. - The option may be repeated to add more than one pci device.""") + For example 'pci=c0:02.1'. + If msitranslate is set, MSI-INTx translation is enabled if possible. + Guest that doesn't support MSI will get IO-APIC type IRQs + translated from physical MSI, HVM only. Default is 1. + The option may be repeated to add more than one pci device.""") gopts.var('vscsi', val='PDEV,VDEV[,DOM]', fn=append_value, default=[], @@ -588,6 +591,11 @@ gopts.var('suppress_spurious_page_faults', val='yes|no', fn=set_bool, default=None, use="""Do not inject spurious page faults into this guest""") +gopts.var('pci_msitranslate', val='TRANSLATE', + fn=set_int, default=1, + use="""Global PCI MSI-INTx translation flag (0=disable; + 1=enable.""") + def err(msg): """Print an error to stderr and exit. """ @@ -672,6 +680,9 @@ def configure_pci(config_devs, vals): d = comma_sep_kv_to_dict(opts) def f(k): + if k not in ['msitranslate']: + err('Invalid pci option: ' + k) + config_pci_opts.append([k, d[k]]) config_pci_bdf = ['dev', ['domain', domain], ['bus', bus], \ @@ -878,7 +889,7 @@ def configure_hvm(config_image, vals): 'sdl', 'display', 'xauthority', 'rtc_timeoffset', 'monitor', 'acpi', 'apic', 'usb', 'usbdevice', 'keymap', 'pci', 'hpet', 'guest_os_type', 'hap', 'opengl', 'cpuid', 'cpuid_check', - 'viridian', 'xen_extended_power_mgmt' ] + 'viridian', 'xen_extended_power_mgmt', 'pci_msitranslate' ] for a in args: if a in vals.__dict__ and vals.__dict__[a] is not None: diff --git a/tools/python/xen/xm/xenapi_create.py b/tools/python/xen/xm/xenapi_create.py index c1cc66ec52..39489e497f 100644 --- a/tools/python/xen/xm/xenapi_create.py +++ b/tools/python/xen/xm/xenapi_create.py @@ -1041,6 +1041,7 @@ class sxp2xml: 'vhpt', 'guest_os_type', 'hap', + 'pci_msitranslate', ] platform_configs = [] |