-
Notifications
You must be signed in to change notification settings - Fork 43
/
Copy pathhmc.py
292 lines (244 loc) · 16.7 KB
/
hmc.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
from memory import Memory
class Hmc(Memory):
"""
General HMC memory on the FPGA.
"""
def __init__(self, parent, device_name, address, length_bytes, mezzanine_site, device_info=None):
super(Hmc, self).__init__(name=device_name, width_bits=256, address=address, length_bytes=length_bytes)
self.parent = parent
self.logger = parent.logger
self.device_info = device_info
self.device_name = device_name
self.mezz_site = mezzanine_site
self.reg_map = {# HMC Status Registers (LINK2)
'HMC_STAT_GEN_LOW_LINK2': 0x00,
'HMC_STAT_GEN_HIGH_LINK2': 0x04,
'HMC_STAT_INIT_LOW_LINK2': 0x08,
'HMC_STAT_INIT_HIGH_LINK2': 0x0C,
'HMC_CTRL_LOW_LINK2': 0x10,
'HMC_CTRL_HIGH_LINK2': 0x14,
'HMC_SENT_P_LOW_LINK2': 0x18,
'HMC_SENT_P_HIGH_LINK2': 0x1C,
'HMC_SENT_NP_LOW_LINK2': 0x20,
'HMC_SENT_NP_HIGH_LINK2': 0x24,
'HMC_SENT_R_LOW_LINK2': 0x28,
'HMC_SENT_R_HIGH_LINK2': 0x2C,
'HMC_POISONED_PACKET_LOW_LINK2': 0x30,
'HMC_POISONED_PACKET_HIGH_LINK2': 0x34,
'HMC_RCVD_RESP_LOW_LINK2': 0x38,
'HMC_RCVD_RESP_HIGH_LINK2': 0x3C,
'HMC_TX_LINK_RETRIES_LOW_LINK2': 0x40,
'HMC_TX_LINK_RETRIES_HIGH_LINK2': 0x44,
'HMC_ERR_ON_RX_LOW_LINK2': 0x48,
'HMC_ERR_ON_RX_HIGH_LINK2': 0x4C,
'HMC_RUN_LNGTH_BITFLIP_LOW_LINK2': 0x50,
'HMC_RUN_LNGTH_BITFLIP_HIGH_LINK2': 0x54,
'HMC_ERR_ABORT_NOT_CLEAR_LOW_LINK2': 0x58,
'HMC_ERR_ABORT_NOT_CLEAR_HIGH_LINK2': 0x5C,
'HMC_ERR_RSP_PACKET_LINK2': 0x60,
'HMC_ERRSTAT_LINK2': 0x64,
'HMC_CRC_ERR_CNT_LINK2': 0x68,
# HMC Status Registers (LINK3)
'HMC_STAT_GEN_LOW_LINK3': 0x6C,
'HMC_STAT_GEN_HIGH_LINK3': 0x70,
'HMC_STAT_INIT_LOW_LINK3': 0x74,
'HMC_STAT_INIT_HIGH_LINK3': 0x78,
'HMC_CTRL_LOW_LINK3': 0x7C,
'HMC_CTRL_HIGH_LINK3': 0x80,
'HMC_SENT_P_LOW_LINK3': 0x84,
'HMC_SENT_P_HIGH_LINK3': 0x88,
'HMC_SENT_NP_LOW_LINK3': 0x8C,
'HMC_SENT_NP_HIGH_LINK3': 0x90,
'HMC_SENT_R_LOW_LINK3': 0x94,
'HMC_SENT_R_HIGH_LINK3': 0x98,
'HMC_POISONED_PACKET_LOW_LINK3': 0x9C,
'HMC_POISONED_PACKET_HIGH_LINK3': 0xA0,
'HMC_RCVD_RESP_LOW_LINK3': 0xA4,
'HMC_RCVD_RESP_HIGH_LINK3': 0xA8,
'HMC_TX_LINK_RETRIES_LOW_LINK3': 0xAC,
'HMC_TX_LINK_RETRIES_HIGH_LINK3': 0xB0,
'HMC_ERR_ON_RX_LOW_LINK3': 0xB4,
'HMC_ERR_ON_RX_HIGH_LINK3': 0xB8,
'HMC_RUN_LNGTH_BITFLIP_LOW_LINK3': 0xBC,
'HMC_RUN_LNGTH_BITFLIP_HIGH_LINK3': 0xC0,
'HMC_ERR_ABORT_NOT_CLEAR_LOW_LINK3': 0xC4,
'HMC_ERR_ABORT_NOT_CLEAR_HIGH_LINK3': 0xC8,
'HMC_ERR_RSP_PACKET_LINK3': 0xCC,
'HMC_ERRSTAT_LINK3': 0xD0,
'HMC_CRC_ERR_CNT_LINK3': 0xD4,
'HMC_STATUS': 0xD8}
# dictionary holding all HMC status information
self.hmc_status_list = {}
#dictionary holding all HMC revision information
self.hmc_revision_list = {}
self.logger.debug('New Hmc: %s' % self.device_name)
@classmethod
def from_device_info(cls, parent, device_name, device_info, memorymap_dict):
"""
Process device info and the memory map to get all necessary info
and return a Hmc instance.
:param parent: the CasperFpga that hosts this HMC
:param device_name: the unique device name
:param device_info: information about this device
:param memorymap_dict: a dictionary containing the device memory map
:return: a Hmc object
"""
address, length_bytes = -1, -1
for mem_name in memorymap_dict.keys():
if mem_name == device_name:
address = memorymap_dict[mem_name]['address']
length_bytes = memorymap_dict[mem_name]['bytes']
try:
mezzanine_site = int(device_info['mez'])
except KeyError:
mezzanine_site = 0
break
if address == -1 or length_bytes == -1:
raise RuntimeError('Could not find address or length for ''Hmc %s' % device_name)
return cls(parent, device_name, address, length_bytes, mezzanine_site,
device_info)
def __repr__(self):
return '%s:%s' % (self.__class__.__name__, self.name)
def _wbone_rd(self, addr):
"""
:param addr:
:return:
"""
return self.parent.transport.read_wishbone(addr)
def _wbone_wr(self, addr, val):
"""
:param addr:
:param val:
:return:
"""
return self.parent.transport.write_wishbone(addr, val)
def get_hmc_status(self):
"""
Read HMC status
:param
:return: self.hmc_status_list - this is a dictionary containing all the HMC status information
"""
# HMC Status Registers (LINK2)
self.hmc_status_list['hmc_stat_gen_link2'] = (self._wbone_rd(self.address + self.reg_map['HMC_STAT_GEN_LOW_LINK2']) +
(self._wbone_rd(self.address + self.reg_map['HMC_STAT_GEN_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_stat_init_link2'] = (self._wbone_rd(self.address + self.reg_map['HMC_STAT_INIT_LOW_LINK2']) +
(self._wbone_rd(self.address + self.reg_map['HMC_STAT_INIT_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_ctrl_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_CTRL_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_CTRL_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_sent_p_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_P_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_P_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_sent_np_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_NP_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_NP_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_sent_r_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_R_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_R_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_poisoned_packet_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_POISONED_PACKET_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_POISONED_PACKET_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_rcvd_resp_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_RCVD_RESP_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_RCVD_RESP_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_tx_link_retries_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_TX_LINK_RETRIES_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_TX_LINK_RETRIES_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_err_on_rx_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ON_RX_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ON_RX_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_run_lngth_bitflip_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_RUN_LNGTH_BITFLIP_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_RUN_LNGTH_BITFLIP_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_err_abort_not_clr_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ABORT_NOT_CLEAR_LOW_LINK2']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ABORT_NOT_CLEAR_HIGH_LINK2']) << 32))
self.hmc_status_list['hmc_err_rsp_packet_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_RSP_PACKET_LINK2']))
self.hmc_status_list['hmc_errstat_link2'] = (self._wbone_rd(self.address + self.reg_map['HMC_ERRSTAT_LINK2']))
self.hmc_status_list['hmc_crc_err_count_link2'] = (self._wbone_rd(self.address +
self.reg_map['HMC_CRC_ERR_CNT_LINK2']))
# HMC Status Registers (LINK3)
self.hmc_status_list['hmc_stat_gen_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_STAT_GEN_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_STAT_GEN_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_stat_init_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_STAT_INIT_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_STAT_INIT_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_ctrl_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_CTRL_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_CTRL_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_sent_p_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_P_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_P_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_sent_np_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_NP_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_NP_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_sent_r_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_SENT_R_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_SENT_R_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_poisoned_packet_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_POISONED_PACKET_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_POISONED_PACKET_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_rcvd_resp_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_RCVD_RESP_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_RCVD_RESP_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_tx_link_retries_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_TX_LINK_RETRIES_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_TX_LINK_RETRIES_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_err_on_rx_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ON_RX_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ON_RX_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_run_lngth_bitflip_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_RUN_LNGTH_BITFLIP_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_RUN_LNGTH_BITFLIP_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_err_abort_not_clr_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ABORT_NOT_CLEAR_LOW_LINK3']) +
(self._wbone_rd(self.address +
self.reg_map['HMC_ERR_ABORT_NOT_CLEAR_HIGH_LINK3']) << 32))
self.hmc_status_list['hmc_err_rsp_packet_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_ERR_RSP_PACKET_LINK3']))
self.hmc_status_list['hmc_errstat_link3'] = (self._wbone_rd(self.address + self.reg_map['HMC_ERRSTAT_LINK3']))
self.hmc_status_list['hmc_crc_err_count_link3'] = (self._wbone_rd(self.address +
self.reg_map['HMC_CRC_ERR_CNT_LINK3']))
self.hmc_status_list['hmc_status'] = (self._wbone_rd(self.address + self.reg_map['HMC_STATUS']))
return self.hmc_status_list
def get_hmc_revision(self):
"""
Read HMC revision.
:param
:return: self.hmc_revision_list - this is a dictionary containing HMC Vendor ID, HMC Product Revision,
HMC Protocol Revision and HMC Phy Revision
"""
mezz_site = self.mezz_site + 1
# Reads back the Revisions and Vendor ID (Register Address: 0x2C0004) - Refer to page 4 of the Micron HMC
# Register Addendum data sheet for field mapping
hmc_revision = self.parent.transport.read_hmc_i2c(interface = mezz_site,
slave_address = 0x10, read_address = 0x2C0004)
self.hmc_revision_list['hmc_vendor_id'] = hex(hmc_revision & 0x000000FF)
self.hmc_revision_list['hmc_product_rev'] = hex((hmc_revision & 0x0000FF00) >> 8)
self.hmc_revision_list['hmc_protocol_rev'] = hex((hmc_revision & 0x00FF0000) >> 16)
self.hmc_revision_list['hmc_phy_rev'] = hex((hmc_revision & 0xFF000000) >> 24)
return self.hmc_revision_list
# end