diff options
Diffstat (limited to 'tools/misc/device-path')
| -rw-r--r-- | tools/misc/device-path | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/tools/misc/device-path b/tools/misc/device-path deleted file mode 100644 index b192eb2222..0000000000 --- a/tools/misc/device-path +++ /dev/null @@ -1,78 +0,0 @@ -#!/usr/bin/env python -# -*- mode: python; -*- -#============================================================================ -# This library is free software; you can redistribute it and/or -# modify it under the terms of version 2.1 of the GNU Lesser General Public -# License as published by the Free Software Foundation. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -#============================================================================ -# Copyright (c) 2009, NEC Corporation. -#============================================================================ -# This script converts SBDF into device path. -# 'SBDF' format is "[SEG#:]BUS#:DEV#.FUNC#" -# ex) 0000:0a:1f.3 -# Device path format is "HID[:UID]-DEV#.FUNC#[-DEV#.FUNC#[...]]" -# ex) PNP0A08:0-2.0-0.0 -#============================================================================ - -import sys -import os - -# add fallback path for non-native python path installs if needed -sys.path.append('/usr/lib/python') -sys.path.append('/usr/lib64/python') -from xen.util.pci import * - -SYSFS_ACPI_DEVS_PATH = '/firmware/acpi/namespace/ACPI/_SB' - -def find_hid_uid(dom, b, d, f): - sb_path = find_sysfs_mnt() + SYSFS_ACPI_DEVS_PATH - obj_list = os.listdir(sb_path) - for obj in obj_list: - obj_path = sb_path + '/' + obj.strip() + '/' - if os.path.exists(obj_path + 'seg') and \ - os.path.exists(obj_path + 'bbn'): - seg = open(obj_path + 'seg').read() - bbn = open(obj_path + 'bbn').read() - if int(seg) == dom and int(bbn) == b: - hid = open(obj_path + 'hid').read() - if os.path.exists(obj_path + 'uid') is False: - path_str = hid.strip() - else: - uid = open(obj_path + 'uid').read() - path_str = hid.strip() + ':' + uid.strip() - return path_str - return None - -def make_device_path(dom, b, d, f): - dev = PciDevice(dom, b, d, f) - parent = dev.find_parent() - if parent is None: - path_str = find_hid_uid(dom, b, d, f) - path_str = path_str + '-' + hex(d).replace('0x', '') + '.' + \ - hex(f).replace('0x', '') - return path_str - (pdom, pb, pd, pf) = parent - path_str = make_device_path(pdom, pb, pd, pf) - path_str = path_str + '-' + hex(d).replace('0x', '') + '.' + \ - hex(f).replace('0x', '') - return path_str - -# main -if len(sys.argv) <> 2: - print 'Usage: device-path SBDF\n' -else: - path = os.environ['PATH'] - os.environ['PATH'] = path + ':/sbin' + ':/user/sbin' - sbdf = sys.argv[1] - (dom, b, d, f) = parse_pci_name(sbdf) - path_str = make_device_path(dom, b, d, f) - print path_str |