Initial commit of OpenSPARC T2 architecture model.

[OpenSPARC-T2-SAM] / sam-t2 / sam / cpus / vonk / ss / api / sam / bin / sam_ss.py

# ========== Copyright Header Begin ==========================================
# 
# OpenSPARC T2 Processor File: sam_ss.py
# Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
# 
# The above named program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public
# License version 2 as published by the Free Software Foundation.
# 
# The above named program 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
# General Public License for more details.
# 
# You should have received a copy of the GNU General Public
# License along with this work; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
# 
# ========== Copyright Header End ============================================

#### sam_@-arch-@.py is automatically generated from 
### ss/api/sam/bin/sam_ss.py, do not modify sam_@-arch-@.py,
### make necessary changes in ss/api/sam/bin/sam_ss.py instead.

#
# startup file for @-arch-@ sam frontend
#

import sys

# This python script lives in the pfe/samfe subdirectory. That
# subdiractory is automatically added to the python search path.
# We need to add the pfe directory as well so do that here.

sys.path.append('/'.join(sys.argv[0].split('/')[:-2]))

# swig layer
import @-ARCH-@_Python

# extended interface for sam
# modules/py/py_interface.cc::py_thread() { Py_InitModule((char*)"sam", py_methods); }
import sam

#from SamCmd import *

### pfe @-arch-@ system

from @-ARCH-@_Model import *
import Pfe_Memory
import SS_Io

class SAM_Memory(Pfe_Memory.Memory):
    def __init__(self):
	Pfe_Memory.Memory.__init__(self)
    
    def load(self,filename,base=None): 
      if base==None:
	sam.ui_exec('load img '+filename)
      else:
	sam.ui_exec('load bin '+filename+' '+str(base))

    def save(self,filename,base,size):
      sam.ui_exec('memdump '+filename+' '+str(base)+' '+str(size))

    def __ldb__(self,addr):  return sam.mem_ld8(addr)
    def __ldh__(self,addr):  return sam.mem_ld16(addr)
    def __ldw__(self,addr):  return sam.mem_ld32(addr)
    def __ldx__(self,addr):  return sam.mem_ld64(addr)
    
    def __stb__(self,addr,data):  sam.mem_st8(addr,data)
    def __sth__(self,addr,data):  sam.mem_st16(addr,data)
    def __stw__(self,addr,data):  sam.mem_st32(addr,data)
    def __stx__(self,addr,data):  sam.mem_st64(addr,data)


def dis(opc,vpc=0):
  return @-ARCH-@_Python.dis(opc,vpc)

def usage():
    """
    runtime options
    """
    sys.stderr.write('\n')
    sys.stderr.write('synopsis: [options] python scripts ... \n')
    sys.stderr.write('\n')
    sys.stderr.write('options:\n')
    sys.stderr.write('  -h               : help\n')
    sys.stderr.write('  -p X             : python script file to be executed at the beginning\n')
    sys.stderr.write('  -x diag.sam      : startup config, combine with diag.conf to form config\n')
    sys.stderr.write('  --ar X           : n2\n')
    sys.stderr.write('  --blaze X        : n2\n')
    sys.stderr.write('  --blazeopt "Xs"  : blaze options\n')
    sys.stderr.write('  --cpu X          : number of cpus\n')
    sys.stderr.write('  --pmask X        : indicate enabled strands\n')
    sys.stderr.write('  --rc riesling.rc : combination of diag.sam and diag.conf\n')
    sys.exit()

### start sam frontend
### MAIN ###
if __name__ == '__main__': 
    """
    Sam frontend startup
    """
    # if --blaze is specified, then Blaze_x_System should be used.
    # if --blaze is not specified, but -DMOM is specified, then --blaze
    # will be added to optdir.
    import getopt
    # concatenate options embraced in double-quote, "..."
    #sys.stderr.write('DBX: sys.argv=%s\n' % sys.argv) #DBX
    argv = []
    argMerge = []
    for arg in sys.argv:
	if argMerge == [] and arg.startswith('"'):
	    argMerge.append(arg[1:])
	elif argMerge != [] and arg.endswith('"'):
	    argMerge.append(arg[:-1])
	    argv.append(' '.join(argMerge))
	    argMerge = []
	elif argMerge != []:
	    argMerge.append(arg)
	else:
	    argv.append(arg)
    #sys.stderr.write('DBX: argv=%s\n' % argv) #DBX

    # see usage()
    optlist, args = getopt.getopt(argv[1:], 'hp:x:', ['ar=','pmask=','rc=','blaze=','blazeopt=','cpu='])

    optdir = { '--cpu':1 }	
    for (key,value) in optlist:
	optdir[key] = value
    if not optdir.has_key('--ar') and optdir.has_key('--blaze'):
	optdir['--ar'] = optdir['--blaze']
    else:
	optdir['--ar'] = '@-arch-@'
    #sys.stderr.write('DBX: optdir=%s\n' % optdir) #DBX

    if optdir.has_key('-h'):
	usage()

    optdir['scripts'] = args

    # init system  
    sim = Model(SAM_Memory(),SS_Io.Io(@-ARCH-@_Python.get_io()),@-ARCH-@_Python.@-arch-@_model(sam.sys_pntr(0)))
    ncpu = int(optdir['--cpu'])
    if (optdir['--ar'] == 'n2' and (ncpu != 1)):
            sys.stderr.write('ERROR: wrong number of %s cpus: %d\n' % (optdir['--ar'].upper(), ncpu))
            sys.exit()

    # set up frontend system
    #sys.stderr.write('DBX: ncpu=%d, cpus=%s\n' % (ncpu, cpus)) #DBX

    ####
    hexmode()

    import SamFE

    SamFE.dis = dis
    SamFE.init(sim, optdir, globals())