respart/RM-autogen.py

   1 #!/usr/bin/python
   2 #
   3 # Author: Nikhil Devshatwar <nikhil.nd@ti.com>
   4 # Python script to auto generate the Resource Management data
   5 # Parses excel sheet and generates different files which need
   6 # to be in sync for correct functionality
   7 #
   8 import argparse
   9 import xlrd
  10 import xlwt
  11 import re
  12
  13 COL_COMMENT = 0
  14 COL_RES_TYPE = 1
  15 COL_SUB_TYPE = 2
  16 COL_RES_FIELD = 3
  17 COL_RES_COUNT = 5
  18 COL_RES_START = 6
  19 COL_HOST_START = 7
  20
  21 ROW_HOST_ID = 0
  22 ROW_RES_START = 2
  23
  24 comments = {}
  25
  26 def gen_rmcfg_data(sharing):
  27         global comments
  28         rmcfg = []
  29         for res in range(ROW_RES_START, sheet.nrows):
  30
  31                 comment = sheet.cell_value(res, COL_COMMENT)
  32                 restype = sheet.cell_value(res, COL_RES_TYPE)
  33                 subtype = sheet.cell_value(res, COL_SUB_TYPE)
  34                 count = sheet.cell_value(res, COL_RES_COUNT)
  35                 start = sheet.cell_value(res, COL_RES_START)
  36                 if (restype == '' or subtype == '' or start == '' or count == ''):
  37                         continue
  38                 start = int(start)
  39                 count = int(count)
  40                 comments[(restype, subtype)] = comment
  41
  42                 if (args.allow_all):
  43                         rmcfg.append((start, count, restype, subtype, "HOST_ID_ALL"))
  44                         continue
  45
  46                 for host in range(COL_HOST_START, sheet.ncols):
  47
  48                         #print ("##v(%d, %d) = '%s'" % (res, host, sheet.cell_value(res, host)))
  49                         host_id = sheet.cell_value(ROW_HOST_ID, host).split('\n')[0]
  50                         if (re.match("HOST_ID_.*", host_id) == None):
  51                                 continue
  52
  53                         num = sheet.cell_value(res, host)
  54                         if (num == '' or int(num) == 0):
  55                                 continue
  56                         num = int(num)
  57
  58                         rmcfg.append((start, num, restype, subtype, host_id))
  59
  60                         for pair in sharing:
  61                                 if (host_id != pair[0]):
  62                                         continue
  63
  64                                 shared_host = pair[1]
  65                                 rmcfg.append((start, num, restype, subtype, shared_host))
  66
  67                         start += int(num)
  68
  69         return rmcfg
  70
  71 def print_rmcfg(rmcfg):
  72         comment_templ = '''
  73                 /* %s */\n'''
  74         rmconfig_templ = '''\
  75                 {
  76                         .start_resource = %d,
  77                         .num_resource = %d,
  78                         .type = RESASG_UTYPE (%s,
  79                                         %s),
  80                         .host_id = %s,
  81                 },\n'''
  82         output = ""
  83
  84         def custom_key(entry):
  85                 (start, num, restype, subtype, host) = entry
  86                 restype = soc.const_values[restype]
  87                 subtype = soc.const_values[subtype]
  88                 host = soc.const_values[host]
  89                 utype = (restype << soc.RESASG_TYPE_SHIFT) | (subtype << soc.RESASG_SUBTYPE_SHIFT)
  90                 val = (utype << 24) | (start << 8) | (host << 0)
  91                 return val
  92
  93         sorted_rmcfg = sorted(rmcfg, key=custom_key)
  94
  95         comment = None
  96         for entry in sorted_rmcfg:
  97                 (start, num, restype, subtype, host) = entry
  98
  99                 if (comment != comments[(restype, subtype)]):
 100                         comment = comments[(restype, subtype)]
 101                         output += comment_templ % comment
 102                 output += rmconfig_templ % (start, num, restype, subtype, host)
 103         return output
 104
 105 ################################################################################
 106 ##                          Main program starts here                          ##
 107 ################################################################################
 108
 109 parser = argparse.ArgumentParser(prog='RM-autogen.py', formatter_class=argparse.RawTextHelpFormatter,
 110         description='RM-autogen.py - Auto generate the Resource Management data')
 111
 112 parser.add_argument('-s', '--soc', required=True, dest='soc',
 113         action='store', choices=['j721e', 'am65x'],
 114         help='Share resource with HOST_ID_A for HOST_ID_B')
 115
 116 parser.add_argument('-o', '--output', required=True, dest='output',
 117         action='store',
 118         help='output file name')
 119
 120 parser.add_argument('-f', '--format', required=True, dest='format',
 121         action='store', choices=['boardconfig', 'jailhouse_cell_config'],
 122         help='format to select the output file')
 123
 124 parser.add_argument('--share', dest='share', default=[],
 125         action='append', nargs=2, metavar=('HOST_ID_A', 'HOST_ID_B'),
 126         help='Share resource with HOST_ID_A for HOST_ID_B')
 127
 128 parser.add_argument('--allow_all', dest='allow_all',
 129         action='store_true',
 130         help='Create the minimal boardconfig to allow all hosts to access all resources')
 131
 132 parser.add_argument('workbook', help='Input excel sheet with assigned resources')
 133
 134 args = parser.parse_args()
 135 print(args)
 136
 137 soc = __import__(args.soc)
 138 workbook = xlrd.open_workbook(args.workbook)
 139 sheet = workbook.sheet_by_name(args.soc)
 140
 141 #sheet.nrows = 9
 142 if (args.format == 'boardconfig'):
 143         boardconfig = gen_rmcfg_data(args.share)
 144         print ("Total entries = %d" % len(boardconfig))
 145         data = print_rmcfg(boardconfig)
 146 else:
 147         print ("ERROR: format %s not supported")
 148         exit(1)
 149
 150
 151 ofile = open(args.output, "w")
 152 ofile.write(data)
 153 ofile.close()
 154
 155 # END OF FILE