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Extend sbe-debug.py to get ppe register ffdc
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Parse PPE register ffdc from PIBMEM dump

Change-Id: Id9a3b6a598760c0d0b8648f627d09b2b238abbc7
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/54880
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
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@Shakeebbk @sgupta2m
Shakeebbk authored and sgupta2m committed Mar 6, 2018
1 parent c821b84 commit 6526984
Showing 1 changed file with 96 additions and 28 deletions.
124 changes: 96 additions & 28 deletions src/tools/debug/sbe-debug.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,10 @@
import sys
import binascii
import struct

from ctypes import *
import ctypes

err = False

baseAddr = 0xfffe8000
Expand Down Expand Up @@ -84,15 +88,15 @@ def getSymbolInfo( symbol ):
offset = int(symAddr, base = 16) - baseAddr;
return (hex(offset), length)

def createPibmemDumpFile( file_path, offset, length, output_path ):
def createPibmemDumpFile( file_path, offset, length, output_path ):
fileHandle = open(file_path)
fileHandle.seek(int(offset, 16))
fileData = fileHandle.read(int(length, 16))
fileHandle.close()
fileHandle = open(output_path +"DumpPIBMEM", 'w')
fileHandle.write(fileData)
fileHandle.close()

def getSymbolVal(target, node, proc, symbol, file_path, output_path):
if(symbol in syms.keys()):
offset = getOffset(symbol)
Expand All @@ -104,7 +108,7 @@ def getSymbolVal(target, node, proc, symbol, file_path, output_path):
" -quiet -start_byte "+str(offset)+
" -num_of_byte " + length +
" -n" + str(node) + " -p" + str(proc)+ " -path "+output_path)

print "cmd1: ",cmd1
rc = os.system(cmd1)
if ( rc ):
Expand All @@ -128,8 +132,8 @@ def collectTrace( target, node, proc, ddsuffix, file_path, output_path ):
cmd1 = (getFilePath("p9_pibmem_dump_wrap.exe")+" -quiet -start_byte " +
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc) + " -path " + output_path)
" -n" + str(node) + " -p" + str(proc) + " -path " + output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
Expand Down Expand Up @@ -175,7 +179,7 @@ def forcedCollectTrace( target, node, proc, ddsuffix, file_path, output_path ):
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc) + " -path " + output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
Expand Down Expand Up @@ -247,7 +251,7 @@ def collectAttr( target, node, proc, ddsuffix, file_path, output_path ):
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc) + " -path "+ output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
Expand All @@ -262,7 +266,7 @@ def collectAttr( target, node, proc, ddsuffix, file_path, output_path ):

cmd3 = ( getFilePath("p9_xip_tool")+" "+getFilePath(sbeImgFile) + " -ifs attrdump "+ output_path +"sbeAttr.bin > "+\
output_path+"sbe_"+str(proc)+"_attrs")

print "cmd2:", cmd2
rc = os.system( cmd2 )
if ( rc ):
Expand All @@ -289,7 +293,7 @@ def collectStackUsage (target, node, proc, file_path, output_path ):
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc)+ " -path "+output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
Expand Down Expand Up @@ -330,7 +334,7 @@ def getSbeCommit(target, node, proc, file_path, output_path ):
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc)+ " -path "+ output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
Expand All @@ -342,6 +346,63 @@ def getSbeCommit(target, node, proc, file_path, output_path ):
word = struct.unpack('>I', f.read(4))[0]
print "SBE commit:", hex(word)

def ppeStateFfdc(target, node, proc, file_path, output_path ):
# Keep this structure in sync with src/sbefw/core/sbeirqregistersave.H
class registersave_t(BigEndianStructure):
_fields_ = [
("version", c_uint16),
("magicbyte", c_uint8),
("validbyte", c_uint8),
("register_SRR0", c_uint32),
("register_SRR1", c_uint32),
("register_ISR", c_uint32),
("register_FI2C_CONFIG_LOWER_32BITS", c_uint32),
("register_FI2C_CONFIG_UPPER_32BITS", c_uint32),
("register_FI2C_STAT_LOWER_32BITS", c_uint32),
("register_FI2C_STAT_UPPER_32BITS", c_uint32),
("register_LR", c_uint32),
]
ppestateffdc = registersave_t()

(offset, length) = getSymbolInfo( '__g_register_ffdc' );
if(target == 'FILE'):
createPibmemDumpFile(file_path, offset, length, output_path)
else:
cmd1 = (getFilePath("p9_pibmem_dump_wrap.exe")+" -quiet -start_byte " +
str(offset) +\
" -num_of_byte " + length + " "
" -n" + str(node) + " -p" + str(proc)+ " -path "+ output_path)

print "cmd1:", cmd1
rc = os.system( cmd1 )
if ( rc ):
print "ERROR running %s: %d " % ( cmd1, rc )
return 1

with open(output_path+"DumpPIBMEM", "rb") as f:
data = f.read()
ctypes.memmove(ctypes.addressof(ppestateffdc), data, ctypes.sizeof(ppestateffdc))

print '''
---------------------------------------------------------------------------------
Please verify sbe_DD2.syms is valid for this dump, before depending on the values
---------------------------------------------------------------------------------'''
if ppestateffdc.validbyte == 0x1 and ppestateffdc.magicbyte == 0xA5:
print "ppestateffdc.version 0x%04X" % ppestateffdc.version
print "ppestateffdc.magicbyte 0x%02X" % ppestateffdc.magicbyte
print "ppestateffdc.validbyte 0x%02X" % ppestateffdc.validbyte
print "ppestateffdc.register_SRR0 0x%08X" % ppestateffdc.register_SRR0
print "ppestateffdc.register_SRR1 0x%08X" % ppestateffdc.register_SRR0
print "ppestateffdc.register_ISR 0x%08X" % ppestateffdc.register_ISR
print "ppestateffdc.register_FI2C_CONFIG_LOWER_32BITS 0x%08X" % ppestateffdc.register_FI2C_CONFIG_LOWER_32BITS
print "ppestateffdc.register_FI2C_CONFIG_UPPER_32BITS 0x%08X" % ppestateffdc.register_FI2C_CONFIG_UPPER_32BITS
print "ppestateffdc.register_FI2C_STAT_LOWER_32BITS 0x%08X" % ppestateffdc.register_FI2C_STAT_LOWER_32BITS
print "ppestateffdc.register_FI2C_STAT_UPPER_32BITS 0x%08X" % ppestateffdc.register_FI2C_STAT_UPPER_32BITS
print "ppestateffdc.register_LR 0x%08X" % ppestateffdc.register_LR
else:
print "Register ffdc is not valid, probably SBE has not hit any internal halt condition"
print '''---------------------------------------------------------------------------------'''

def ppeState( target, node, proc, file_path ):
if(target == 'FILE'):
regNameMapSPR = {
Expand Down Expand Up @@ -544,26 +605,30 @@ def parsevalue(iValue):
tempVal = iValue[28:34]
print "Reserved Bit [26:31] : %s" %(tempVal)

LEVELS_ARRAY = ('trace', 'forced-trace','attr','stack','ppestate','sbestate','sbestatus','sbelocalregister', 'sym', 'sbecommit')
LEVELS_ARRAY = ('trace', 'forced-trace','attr','stack','ppestate','sbestate',
'sbestatus','sbelocalregister', 'sym', 'sbecommit', 'ppestateffdc')

def usage():
print "usage: testarg.py [-h] [-l {trace,attr,ppestate,sbestate,sbestatus,sbelocalregister, sym}]\n\
\t\t\t\t[-t {AWAN,HW,FILE}] [-n NODE] [-p PROC] [-s SYMBOL] [-f FILE_PATH]\n\
\n\
SBE Dump Parser\n\
\n\
optional arguments:\n\
-h, --help show this help message and exitn\n\
-l "+str(LEVELS_ARRAY)+", --level "+str(LEVELS_ARRAY)+"\n\
Parser level\n\
-t {AWAN,HW,FILE}, --target {AWAN,HW,FILE}\n\
Target type\n\
-n NODE, --node NODE Node Number\n\
-p PROC, --proc PROC Proc Number\n\
-d DDLEVEL, --ddlevel DD Specific image identifier\n\
-s SYMBOL, --symbol Get value of symbol from PIBMEM for level 'sym'\n\
-f FILE_PATH, --file_path FILE_PATH Path of the file if Target is FILE\n\
-o Output_path, --output_path Path to put the outfiles"
print(
'''
usage: testarg.py [-h] [-l {trace,attr,ppestate,sbestate,sbestatus,sbelocalregister, sym}]
[-t {AWAN,HW,FILE}] [-n NODE] [-p PROC] [-s SYMBOL] [-f FILE_PATH]
SBE Dump Parser
optional arguments:
-h, --help show this help message and exit
-l, --level Parser level
'''+str(LEVELS_ARRAY)+'''
-t, --target Target type
{AWAN,HW,FILE}
-n, --node NODE Node Number
-p, --proc PROC Proc Number
-d, --ddlevel DD Specific image identifier
-s, --symbol Get value of symbol from PIBMEM for level 'sym'
-f, --file_path Path of the file if Target is FILE
-o, --output_path Path to put the outfiles
''')

def main( argv ):
try:
Expand Down Expand Up @@ -690,6 +755,9 @@ def main( argv ):
elif ( level == 'sbecommit' ):
fillSymTable(target, ddsuffix)
getSbeCommit(target, node, proc, file_path, output_path)
elif ( level == 'ppestateffdc' ):
fillSymTable(target, ddsuffix)
ppeStateFfdc(target, node, proc, file_path, output_path)

if(target != 'FILE'):
# On cronus, set the FIFO mode to previous state
Expand Down

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