From: Aaron Klingaman Date: Fri, 20 May 2005 15:18:32 +0000 (+0000) Subject: moved to boot manager X-Git-Tag: planetlab-3_3-rc2~23 X-Git-Url: http://git.onelab.eu/?p=bootcd.git;a=commitdiff_plain;h=02949c5afd934e077563bffcdc1886bdbbe2f97e moved to boot manager --- diff --git a/scripts/rewrite-pcitable.py b/scripts/rewrite-pcitable.py deleted file mode 100755 index 6ecae0d..0000000 --- a/scripts/rewrite-pcitable.py +++ /dev/null @@ -1,239 +0,0 @@ -#!/usr/bin/env python - -""" -The point of this small utility is to take a file in the format -of /lib/modules/`uname -r`/modules.pcimap and /usr/share/hwdata/pcitable -and output a condensed, more easily used format for module detection. This is -done by first getting a list of all the built modules, then loading the -pci ids for each of those modules from modules.pcimap, then finally merging -in the contents of pcitable (for built modules only). The result should be -a file with a pretty comprehensive mapping of pci ids to module names. - -The output is used by the PlanetLab boot cd (3.0+) and the pl_hwinit script -to load all the applicable modules by scanning lspci output. - - - -Expected format of file modules.dep includes lines of: - -/full/module/path/mod.ko: - -Expected format of file modules.pcimap includes lines of: - -# pci_module vendor device subvendor subdevice class class_mask driver_data -cciss 0x00000e11 0x0000b060 0x00000e11 0x00004070 0x00000000 0x00000000 0x0 -cciss 0x00000e11 0x0000b178 0x00000e11 0x00004070 0x00000000 0x00000000 0x0 - -Expected format of file pcitable includes lines of: - -# ("%d\t%d\t%s\t"%s"\n", vendid, devid, moduleName, cardDescription) -# or ("%d\t%d\t%d\t%d\t%s\t"%s"\n", vendid, devid, subvendid, subdevid, moduleNa -# me, cardDescription) -0x0e11 0x0508 "tmspci" "Compaq|Netelligent 4/16 Token Ring" -0x1000 0x0407 0x8086 0x0532 "megaraid" "Storage RAID Controller SRCU42X" - -Lines listing a module name of ignore or unknown from pcitable are skipped - - - -Output format, for each line that matches the above lines: -cciss 0e11:b060 0e11:b178 - -If no pci ids are found for a particular module: - -sd_mod none:none -""" - -import os, sys -import string - - -def usage(): - print( "\nUsage:" ) - print( "rewrite-pcitable.py " \ - " []" ) - print( "" ) - - -if len(sys.argv) < 4: - usage() - sys.exit(1) - - -# open modules.dep (for list of built modules) -modulesdep_file_name= sys.argv[1] -try: - modulesdep_file= file(modulesdep_file_name,"r") -except IOError: - sys.stderr.write( "Unable to open modules.dep: %s\n" % modulesdep_file_name ) - usage() - sys.exit(1) - -# open modules.pcimap -pcimap_file_name= sys.argv[2] -try: - pcimap_file= file(pcimap_file_name,"r") -except IOError: - sys.stderr.write( "Unable to open modules.pcimap: %s\n" % pcimap_file_name ) - usage() - sys.exit(1) - -# open pcitable -pcitable_file_name= sys.argv[3] -try: - pcitable_file= file(pcitable_file_name,"r") -except IOError: - sys.stderr.write( "Unable to open pcitable: %s\n" % pcitable_file_name ) - usage() - sys.exit(1) - -# finally, if we are supposed to output to a file, open that too -if len(sys.argv) > 4: - output_file_name= sys.argv[4] - try: - output_file= file(output_file_name,"w") - except IOError: - sys.stderr.write( "Unable to open %s for writing.\n" % output_file ) - sys.exit(1) -else: - output_file= sys.stdout - - -# associative array to store all matches of module -> ['vendor:device',..] -# entries -all_modules= {} - - -# first step, create an associative array of all the built modules -for line in modulesdep_file: - parts= string.split(line,":") - if len(parts) < 2: - continue - - full_mod_path= parts[0] - parts= string.split(full_mod_path,"/") - module_name= parts[len(parts)-1] - module_name_len= len(module_name) - if module_name[module_name_len-3:] == ".ko": - all_modules[module_name[:-3]]= [] - - -# now, parse the pcimap and add devices -line_num= 0 -for line in pcimap_file: - line_num= line_num+1 - - # skip blank lines, or lines that begin with # (comments) - line= string.strip(line) - if len(line) == 0: - continue - - if line[0] == "#": - continue - - line_parts= string.split(line) - if line_parts is None or len(line_parts) != 8: - sys.stderr.write( "Skipping line %d in pcimap (incorrect format)\n" % - line_num ) - continue - - # first two parts are always vendor / device id - module= line_parts[0] - vendor_id= line_parts[1] - device_id= line_parts[2] - - - # valid vendor and devices are 10 chars (0xXXXXXXXX) and begin with 0x - if len(vendor_id) != 10 or len(device_id) != 10: - sys.stderr.write( "Skipping line %d in pcimap (invalid vendor/device " \ - "id length)\n" % line_num ) - continue - - if string.lower(vendor_id[:2]) != "0x" \ - or string.lower(device_id[:2]) != "0x": - sys.stderr.write( "Skipping line %d in pcimap (invalid vendor/device " \ - "id format)\n" % line_num ) - continue - - # cut down the ids, only need last 4 bytes - # start at 6 = (10 total chars - 4 last chars need) - vendor_id= string.lower(vendor_id[6:]) - device_id= string.lower(device_id[6:]) - - full_id= "%s:%s" % (vendor_id, device_id) - - if all_modules.has_key(module): - if full_id not in all_modules[module]: - all_modules[module].append( full_id ) - else: - # normally shouldn't get here, as the list is prepopulated with all - # the built modules - all_modules[module]= [full_id,] - - -# parse pcitable, add any more ids for the devices -line_num= 0 -for line in pcitable_file: - line_num= line_num+1 - - # skip blank lines, or lines that begin with # (comments) - line= string.strip(line) - if len(line) == 0: - continue - - if line[0] == "#": - continue - - line_parts= string.split(line) - if line_parts is None or len(line_parts) < 4: - sys.stderr.write( "Skipping line %d in pcitable (incorrect format)\n" % - line_num ) - continue - - # vendor id is always the first field, device the second. also, - # strip off first two chars (the 0x) - vendor_id= string.lower(line_parts[0][2:]) - device_id= string.lower(line_parts[1][2:]) - - full_id= "%s:%s" % (vendor_id, device_id) - - # if the first char of the third field is a double quote, the third field - # is a module, else if the first char of the third field is a 0 (zero), - # the fifth field is the module name. - # it would nice if there was any easy way to split a string on spaces, - # but recognize quoted strings, so they wouldn't be split up. that is - # the reason for this wierd check - if line_parts[2][0] == '"': - module= line_parts[2] - elif line_parts[2][0] == '0': - module= line_parts[4] - else: - sys.stderr.write( "Skipping line %d in pcitable (incorrect format)\n" % - line_num ) - continue - - # remove the first and last char of module (quote marks) - module= module[1:] - module= module[:len(module)-1] - - # now add it if we don't already have this module -> id mapping - if all_modules.has_key(module): - if full_id not in all_modules[module]: - all_modules[module].append( full_id ) - else: - # don't add any modules from pcitable that we don't already know about - pass - - -for module in all_modules.keys(): - devices= all_modules[module] - if len(devices) > 0: - devices_str= string.join( all_modules[module], " " ) - output_file.write( "%s %s\n" % (module,devices_str) ) - - -output_file.close() -pcitable_file.close() -pcimap_file.close() -modulesdep_file.close() -