[Xen-devel] [patch 6/8] xend: pass-through: Use common parsing code in parse_pci_configuration()

[Simon Horman <horms@xxxxxxxxxxxx>]

This will be re-used in subsequent patches.

Cc: Dexuan Cui <dexuan.cui@xxxxxxxxx>
Cc: Masaki Kanno <kanno.masaki@xxxxxxxxxxxxxx>
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>

Index: xen-unstable.hg/tools/python/xen/xm/main.py
===================================================================
--- xen-unstable.hg.orig/tools/python/xen/xm/main.py    2009-06-16 
22:46:20.000000000 +1000
+++ xen-unstable.hg/tools/python/xen/xm/main.py 2009-06-16 22:53:51.000000000 
+1000
@@ -2489,36 +2489,16 @@ def parse_pci_configuration(args, state,
     dom = args[0]
     pci_dev_str = args[1]
     if len(args) == 3:
-        vslot = args[2]
-    else:
-        vslot = AUTO_PHP_SLOT_STR
-    pci=['pci']
-    pci_match = re.match(r"((?P<domain>[0-9a-fA-F]{1,4})[:,])?" + \
-            r"(?P<bus>[0-9a-fA-F]{1,2})[:,]" + \
-            r"(?P<slot>[0-9a-fA-F]{1,2})[.,]" + \
-            r"(?P<func>[0-7])$", pci_dev_str)
-    if pci_match == None:
-        raise OptionError("Invalid argument: %s %s" % (pci_dev_str, vslot))
-    pci_dev_info = pci_match.groupdict('0')
-
-    try:
-        pci_bdf =['dev', ['domain', '0x'+ pci_dev_info['domain']], \
-                ['bus', '0x'+ pci_dev_info['bus']],
-                ['slot', '0x'+ pci_dev_info['slot']],
-                ['func', '0x'+ pci_dev_info['func']],
-                ['vslot', '0x%x' % int(vslot, 16)]]
-    except:
-        raise OptionError("Invalid argument: %s %s" % (pci_dev_str, vslot))
+        pci_dev_str += '@' + args[2]
+    if len(opts) > 0:
+        pci_dev_str += ',' + serialise_pci_opts(opts)
 
     try:
-        check_pci_opts(opts)
+        pci_dev = parse_pci_name_extended(pci_dev_str)
     except PciDeviceParseError, ex:
         raise OptionError(str(ex))
 
-    pci.append(sxp.merge(pci_bdf, pci_opts_list_to_sxp(opts)))
-    pci.append(['state', state])
-
-    return (dom, pci)
+    return (dom, pci_convert_dict_to_sxp(pci_dev, state))
 
 def xm_pci_attach(args):
     config_pci_opts = []

-- 

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