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[Mellanox] update eeprom.py plugin for SimX (#4364)

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Signed-off-by: Mykola Faryma <mykolaf@mellanox.com>
This commit is contained in:
Mykola F 2020-04-03 22:41:37 +03:00 committed by Abhishek Dosi
parent 63450d7d21
commit be0e923ca1
1 changed files with 12 additions and 2 deletions
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12
device/mellanox/x86_64-mlnx_msn2700-r0/plugins/eeprom.py
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@ -21,6 +21,7 @@ try:
from cStringIO import StringIO from cStringIO import StringIO
from sonic_eeprom import eeprom_base from sonic_eeprom import eeprom_base
from sonic_eeprom import eeprom_tlvinfo from sonic_eeprom import eeprom_tlvinfo
from sonic_device_util import get_machine_info
import subprocess import subprocess
except ImportError, e: except ImportError, e:
raise ImportError (str(e) + "- required module not found") raise ImportError (str(e) + "- required module not found")
@ -34,6 +35,14 @@ def log_error(msg):
syslog.syslog(syslog.LOG_ERR, msg) syslog.syslog(syslog.LOG_ERR, msg)
syslog.closelog() syslog.closelog()
machine_info = get_machine_info()
onie_platform = machine_info['onie_platform']
if 'simx' in onie_platform:
platform_path = os.path.join('/usr/share/sonic/device', onie_platform)
subprocess.check_call(['/usr/bin/xxd', '-r', '-p', 'syseeprom.hex', 'syseeprom.bin'], cwd=platform_path)
CACHE_FILE = os.path.join(platform_path, 'syseeprom.bin')
class board(eeprom_tlvinfo.TlvInfoDecoder): class board(eeprom_tlvinfo.TlvInfoDecoder):
_TLV_INFO_MAX_LEN = 256 _TLV_INFO_MAX_LEN = 256
@ -50,7 +59,7 @@ class board(eeprom_tlvinfo.TlvInfoDecoder):
log_error("Nowhere to read syseeprom from! No symlink or cache file found") log_error("Nowhere to read syseeprom from! No symlink or cache file found")
raise RuntimeError("No syseeprom symlink or cache file found") raise RuntimeError("No syseeprom symlink or cache file found")
self.eeprom_path = EEPROM_SYMLINK self.eeprom_path = EEPROM_SYMLINK if 'simx' not in onie_platform else CACHE_FILE
super(board, self).__init__(self.eeprom_path, 0, '', True) super(board, self).__init__(self.eeprom_path, 0, '', True)
def decode_eeprom(self, e): def decode_eeprom(self, e):
@ -60,3 +69,4 @@ class board(eeprom_tlvinfo.TlvInfoDecoder):
decode_output = sys.stdout.getvalue() decode_output = sys.stdout.getvalue()
sys.stdout = original_stdout sys.stdout = original_stdout
print(decode_output.replace('\0', '')) print(decode_output.replace('\0', ''))