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