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home:Alexander_Naumov:SLE-12:Update
xen.1589
xend-hvm-firmware-passthrough.patch
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File xend-hvm-firmware-passthrough.patch of Package xen.1589
fate#313584: pass bios information to XEN HVM guest Index: xen-4.4.0-testing/tools/python/xen/xm/create.py =================================================================== --- xen-4.4.0-testing.orig/tools/python/xen/xm/create.py +++ xen-4.4.0-testing/tools/python/xen/xm/create.py @@ -473,6 +473,14 @@ gopts.var('nfs_root', val="PATH", fn=set_value, default=None, use="Set the path of the root NFS directory.") +gopts.var('smbios_firmware', val='FILE', + fn=set_value, default=None, + use="Path to a file that contains extra SMBIOS firmware structures.") + +gopts.var('acpi_firmware', val='FILE', + fn=set_value, default=None, + use="Path to a file that contains extra ACPI firmware tables.") + gopts.var('device_model', val='FILE', fn=set_value, default=None, use="Path to device model program.") @@ -1048,6 +1056,7 @@ def configure_hvm(config_image, vals): 'boot', 'cpuid', 'cpuid_check', 'device_model', 'display', + 'smbios_firmware', 'acpi_firmware', 'fda', 'fdb', 'gfx_passthru', 'guest_os_type', 'hap', 'hpet', Index: xen-4.4.0-testing/tools/python/xen/xm/xenapi_create.py =================================================================== --- xen-4.4.0-testing.orig/tools/python/xen/xm/xenapi_create.py +++ xen-4.4.0-testing/tools/python/xen/xm/xenapi_create.py @@ -1047,6 +1047,8 @@ class sxp2xml: 'apic', 'boot', 'device_model', + 'smbios_firmware', + 'acpi_firmware', 'loader', 'fda', 'fdb', Index: xen-4.4.0-testing/tools/python/xen/xend/image.py =================================================================== --- xen-4.4.0-testing.orig/tools/python/xen/xend/image.py +++ xen-4.4.0-testing/tools/python/xen/xend/image.py @@ -17,7 +17,7 @@ #============================================================================ -import os, os.path, string +import os, os.path, string, struct, stat import re import math import time @@ -123,6 +123,8 @@ class ImageHandler: self.device_model = vmConfig['platform'].get('device_model') + self.smbios_firmware =(str(vmConfig['platform'].get('smbios_firmware'))) + self.acpi_firmware =(str(vmConfig['platform'].get('acpi_firmware'))) self.display = vmConfig['platform'].get('display') self.xauthority = vmConfig['platform'].get('xauthority') self.vncconsole = int(vmConfig['platform'].get('vncconsole', 0)) @@ -945,6 +947,38 @@ class HVMImageHandler(ImageHandler): self.vm.getDomid() ]) return args + def _readFirmwareFile(self, filename): + # Sanity check + if filename is None or filename.strip() == "": + size = struct.pack('i', int(0)) + return size + "" + + log.debug("Reading firmware file %s", filename) + # Open + try: + fd = os.open(filename, os.O_RDONLY) + except Exception, e: + raise VmError('Unable to open firmware file %s' % filename) + + # Validate file size + statinfo = os.fstat(fd) + if statinfo.st_size == 0 or statinfo.st_size > sys.maxint: + os.close(fd) + raise VmError('Firmware file %s is an invalid size' % filename) + if not stat.S_ISREG(statinfo.st_mode): + os.close(fd) + raise VmError('Firmware file %s is an invalid file type' % filename) + size = struct.pack('i', statinfo.st_size) + + # Read entire file + try: + buf = os.read(fd, statinfo.st_size) + except Exception, e: + os.close(fd) + raise VmError('Failed reading firmware file %s' % filename) + os.close(fd) + return size+buf + def buildDomain(self): store_evtchn = self.vm.getStorePort() @@ -960,6 +994,8 @@ class HVMImageHandler(ImageHandler): log.debug("vcpu_avail = %li", self.vm.getVCpuAvail()) log.debug("acpi = %d", self.acpi) log.debug("apic = %d", self.apic) + log.debug("smbios_firmware= %s", self.smbios_firmware) + log.debug("acpi_firmware = %s", self.acpi_firmware) rc = xc.hvm_build(domid = self.vm.getDomid(), image = self.loader, @@ -968,7 +1004,9 @@ class HVMImageHandler(ImageHandler): vcpus = self.vm.getVCpuCount(), vcpu_avail = self.vm.getVCpuAvail(), acpi = self.acpi, - apic = self.apic) + apic = self.apic, + smbios_firmware= self._readFirmwareFile(self.smbios_firmware), + acpi_firmware = self._readFirmwareFile(self.acpi_firmware)) rc['notes'] = { 'SUSPEND_CANCEL': 1 } rc['store_mfn'] = xc.hvm_get_param(self.vm.getDomid(), Index: xen-4.4.0-testing/tools/python/xen/xend/XendConfig.py =================================================================== --- xen-4.4.0-testing.orig/tools/python/xen/xend/XendConfig.py +++ xen-4.4.0-testing/tools/python/xen/xend/XendConfig.py @@ -147,6 +147,8 @@ XENAPI_PLATFORM_CFG_TYPES = { 'apic': int, 'boot': str, 'device_model': str, + 'smbios_firmware': str, + 'acpi_firmware': str, 'loader': str, 'display' : str, 'fda': str, @@ -514,6 +516,10 @@ class XendConfig(dict): self['platform']['nomigrate'] = 0 if self.is_hvm(): + if 'smbios_firmware' not in self['platform']: + self['platform']['smbios_firmware'] = "" + if 'acpi_firmware' not in self['platform']: + self['platform']['acpi_firmware'] = "" if 'timer_mode' not in self['platform']: self['platform']['timer_mode'] = 1 if 'viridian' not in self['platform']: Index: xen-4.4.0-testing/tools/python/xen/lowlevel/xc/xc.c =================================================================== --- xen-4.4.0-testing.orig/tools/python/xen/lowlevel/xc/xc.c +++ xen-4.4.0-testing/tools/python/xen/lowlevel/xc/xc.c @@ -915,18 +915,23 @@ static PyObject *pyxc_hvm_build(XcObject uint32_t dom; struct hvm_info_table *va_hvm; uint8_t *va_map, sum; - int i; - char *image; + int i, datalen; + char *image, *smbios_str, *acpi_str; int memsize, target=-1, vcpus = 1, acpi = 0, apic = 1; + PyObject *acpi_firmware = NULL; + PyObject *smbios_firmware = NULL; PyObject *vcpu_avail_handle = NULL; uint8_t vcpu_avail[(HVM_MAX_VCPUS + 7)/8]; + struct xc_hvm_build_args hvm_args = {}; static char *kwd_list[] = { "domid", "memsize", "image", "target", "vcpus", - "vcpu_avail", "acpi", "apic", NULL }; - if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iis|iiOii", kwd_list, + "vcpu_avail", "acpi", "apic", + "smbios_firmware", "acpi_firmware", NULL }; + if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iis|iiOiiOO", kwd_list, &dom, &memsize, &image, &target, &vcpus, - &vcpu_avail_handle, &acpi, &apic) ) + &vcpu_avail_handle, &acpi, + &apic, &smbios_firmware, &acpi_firmware) ) return NULL; memset(vcpu_avail, 0, sizeof(vcpu_avail)); @@ -957,8 +962,38 @@ static PyObject *pyxc_hvm_build(XcObject if ( target == -1 ) target = memsize; - if ( xc_hvm_build_target_mem(self->xc_handle, dom, memsize, - target, image) != 0 ) + memset(&hvm_args, 0, sizeof(struct xc_hvm_build_args)); + hvm_args.mem_size = (uint64_t)memsize << 20; + hvm_args.mem_target = (uint64_t)target << 20; + hvm_args.image_file_name = image; + + if ( PyString_Check(smbios_firmware ) ) + { + smbios_str = PyString_AsString(smbios_firmware); + if ( smbios_str ) + { + datalen = *(int *)smbios_str; + if ( datalen ) { + hvm_args.smbios_module.data = &((uint8_t *)smbios_str)[4]; + hvm_args.smbios_module.length = (uint32_t)datalen; + } + } + } + + if ( PyString_Check(acpi_firmware ) ) + { + acpi_str = PyString_AsString(acpi_firmware); + if (acpi_str) + { + datalen = *(int *)acpi_str; + if ( datalen ) { + hvm_args.acpi_module.data = &((uint8_t *)acpi_str)[4]; + hvm_args.acpi_module.length = (uint32_t)datalen; + } + } + } + + if ( xc_hvm_build(self->xc_handle, dom, &hvm_args) != 0 ) return pyxc_error_to_exception(self->xc_handle); /* Fix up the HVM info table. */ Index: xen-4.4.0-testing/docs/man/xmdomain.cfg.pod.5 =================================================================== --- xen-4.4.0-testing.orig/docs/man/xmdomain.cfg.pod.5 +++ xen-4.4.0-testing/docs/man/xmdomain.cfg.pod.5 @@ -243,6 +243,25 @@ this the xen kernel must be compiled wit This defaults to 1, meaning running the domain as a UP. +=item B<acpi_firmware> + +Specify a path to a file that contains extra ACPI firmware tables to pass in to +a guest. The file can contain several tables in their binary AML form +concatenated together. Each table self describes its length so no additional +information is needed. These tables will be added to the ACPI table set in the +guest. Note that existing tables cannot be overridden by this feature. For +example this cannot be used to override tables like DSDT, FADT, etc. + +=item B<smbios_firmware> + +Specify a path to a file that contains extra SMBIOS firmware structures to pass +in to a guest. The file can contain a set DMTF predefined structures which will +override the internal defaults. Not all predefined structures can be overridden, +only the following types: 0, 1, 2, 3, 11, 22, 39. The file can also contain any +number of vendor defined SMBIOS structures (type 128 - 255). Since SMBIOS +structures do not present their overall size, each entry in the file must be +preceded by a 32b integer indicating the size of the next structure. + =back =head1 DOMAIN SHUTDOWN OPTIONS Index: xen-4.4.0-testing/tools/python/README.sxpcfg =================================================================== --- xen-4.4.0-testing.orig/tools/python/README.sxpcfg +++ xen-4.4.0-testing/tools/python/README.sxpcfg @@ -51,6 +51,8 @@ image - vncunused (HVM) - device_model + - smbios_firmware + - acpi_firmware - display - xauthority - vncconsole Index: xen-4.4.0-testing/tools/python/README.XendConfig =================================================================== --- xen-4.4.0-testing.orig/tools/python/README.XendConfig +++ xen-4.4.0-testing/tools/python/README.XendConfig @@ -118,6 +118,8 @@ otherConfig image.vncdisplay image.vncunused image.hvm.device_model + image.hvm.smbios_firmware + image.hvm.apci_firmware image.hvm.display image.hvm.xauthority image.hvm.vncconsole
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