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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 The Chromium OS Authors. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of
* the License.
*
* This 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.
*/
#include <console/console.h>
#include "me.h"
/* HFS1[3:0] Current Working State Values */
static const char *me_cws_values[] = {
[ME_HFS_CWS_RESET] = "Reset",
[ME_HFS_CWS_INIT] = "Initializing",
[ME_HFS_CWS_REC] = "Recovery",
[ME_HFS_CWS_NORMAL] = "Normal",
[ME_HFS_CWS_WAIT] = "Platform Disable Wait",
[ME_HFS_CWS_TRANS] = "OP State Transition",
[ME_HFS_CWS_INVALID] = "Invalid CPU Plugged In"
};
/* HFS1[8:6] Current Operation State Values */
static const char *me_opstate_values[] = {
[ME_HFS_STATE_PREBOOT] = "Preboot",
[ME_HFS_STATE_M0_UMA] = "M0 with UMA",
[ME_HFS_STATE_M3] = "M3 without UMA",
[ME_HFS_STATE_M0] = "M0 without UMA",
[ME_HFS_STATE_BRINGUP] = "Bring up",
[ME_HFS_STATE_ERROR] = "M0 without UMA but with error"
};
/* HFS[19:16] Current Operation Mode Values */
static const char *me_opmode_values[] = {
[ME_HFS_MODE_NORMAL] = "Normal",
[ME_HFS_MODE_DEBUG] = "Debug",
[ME_HFS_MODE_DIS] = "Soft Temporary Disable",
[ME_HFS_MODE_OVER_JMPR] = "Security Override via Jumper",
[ME_HFS_MODE_OVER_MEI] = "Security Override via MEI Message"
};
/* HFS[15:12] Error Code Values */
static const char *me_error_values[] = {
[ME_HFS_ERROR_NONE] = "No Error",
[ME_HFS_ERROR_UNCAT] = "Uncategorized Failure",
[ME_HFS_ERROR_IMAGE] = "Image Failure",
[ME_HFS_ERROR_DEBUG] = "Debug Failure"
};
/* HFS2[31:28] ME Progress Code */
static const char *me_progress_values[] = {
[ME_HFS2_PHASE_ROM] = "ROM Phase",
[ME_HFS2_PHASE_BUP] = "BUP Phase",
[ME_HFS2_PHASE_UKERNEL] = "uKernel Phase",
[ME_HFS2_PHASE_POLICY] = "Policy Module",
[ME_HFS2_PHASE_MODULE_LOAD] = "Module Loading",
[ME_HFS2_PHASE_UNKNOWN] = "Unknown",
[ME_HFS2_PHASE_HOST_COMM] = "Host Communication"
};
/* HFS2[27:24] Power Management Event */
static const char *me_pmevent_values[] = {
[ME_HFS2_PMEVENT_CLEAN_MOFF_MX_WAKE] = "Clean Moff->Mx wake",
[ME_HFS2_PMEVENT_MOFF_MX_WAKE_ERROR] = "Moff->Mx wake after an error",
[ME_HFS2_PMEVENT_CLEAN_GLOBAL_RESET] = "Clean global reset",
[ME_HFS2_PMEVENT_CLEAN_GLOBAL_RESET_ERROR] = "Global reset after an error",
[ME_HFS2_PMEVENT_CLEAN_ME_RESET] = "Clean Intel ME reset",
[ME_HFS2_PMEVENT_ME_RESET_EXCEPTION] = "Intel ME reset due to exception",
[ME_HFS2_PMEVENT_PSEUDO_ME_RESET] = "Pseudo-global reset",
[ME_HFS2_PMEVENT_S0MO_SXM3] = "S0/M0->Sx/M3",
[ME_HFS2_PMEVENT_SXM3_S0M0] = "Sx/M3->S0/M0",
[ME_HFS2_PMEVENT_NON_PWR_CYCLE_RESET] = "Non-power cycle reset",
[ME_HFS2_PMEVENT_PWR_CYCLE_RESET_M3] = "Power cycle reset through M3",
[ME_HFS2_PMEVENT_PWR_CYCLE_RESET_MOFF] = "Power cycle reset through Moff",
[ME_HFS2_PMEVENT_SXMX_SXMOFF] = "Sx/Mx->Sx/Moff"
};
/* Progress Code 0 states */
static const char *me_progress_rom_values[] = {
[ME_HFS2_STATE_ROM_BEGIN] = "BEGIN",
[ME_HFS2_STATE_ROM_DISABLE] = "DISABLE"
};
/* Progress Code 1 states */
static const char *me_progress_bup_values[] = {
[ME_HFS2_STATE_BUP_INIT] = "Initialization starts",
[ME_HFS2_STATE_BUP_DIS_HOST_WAKE] = "Disable the host wake event",
[ME_HFS2_STATE_BUP_FLOW_DET] = "Flow determination start process",
[ME_HFS2_STATE_BUP_VSCC_ERR] = "Error reading/matching the VSCC table in the descriptor",
[ME_HFS2_STATE_BUP_CHECK_STRAP] = "Check to see if straps say ME DISABLED",
[ME_HFS2_STATE_BUP_PWR_OK_TIMEOUT] = "Timeout waiting for PWROK",
[ME_HFS2_STATE_BUP_MANUF_OVRD_STRAP] = "Possibly handle BUP manufacturing override strap",
[ME_HFS2_STATE_BUP_M3] = "Bringup in M3",
[ME_HFS2_STATE_BUP_M0] = "Bringup in M0",
[ME_HFS2_STATE_BUP_FLOW_DET_ERR] = "Flow detection error",
[ME_HFS2_STATE_BUP_M3_CLK_ERR] = "M3 clock switching error",
[ME_HFS2_STATE_BUP_CPU_RESET_DID_TIMEOUT_MEM_MISSING] = "Host error - CPU reset timeout, DID timeout, memory missing",
[ME_HFS2_STATE_BUP_M3_KERN_LOAD] = "M3 kernel load",
[ME_HFS2_STATE_BUP_T32_MISSING] = "T34 missing - cannot program ICC",
[ME_HFS2_STATE_BUP_WAIT_DID] = "Waiting for DID BIOS message",
[ME_HFS2_STATE_BUP_WAIT_DID_FAIL] = "Waiting for DID BIOS message failure",
[ME_HFS2_STATE_BUP_DID_NO_FAIL] = "DID reported no error",
[ME_HFS2_STATE_BUP_ENABLE_UMA] = "Enabling UMA",
[ME_HFS2_STATE_BUP_ENABLE_UMA_ERR] = "Enabling UMA error",
[ME_HFS2_STATE_BUP_SEND_DID_ACK] = "Sending DID Ack to BIOS",
[ME_HFS2_STATE_BUP_SEND_DID_ACK_ERR] = "Sending DID Ack to BIOS error",
[ME_HFS2_STATE_BUP_M0_CLK] = "Switching clocks in M0",
[ME_HFS2_STATE_BUP_M0_CLK_ERR] = "Switching clocks in M0 error",
[ME_HFS2_STATE_BUP_TEMP_DIS] = "ME in temp disable",
[ME_HFS2_STATE_BUP_M0_KERN_LOAD] = "M0 kernel load",
};
/* Progress Code 3 states */
static const char *me_progress_policy_values[] = {
[ME_HFS2_STATE_POLICY_ENTRY] = "Entery into Policy Module",
[ME_HFS2_STATE_POLICY_RCVD_S3] = "Received S3 entry",
[ME_HFS2_STATE_POLICY_RCVD_S4] = "Received S4 entry",
[ME_HFS2_STATE_POLICY_RCVD_S5] = "Received S5 entry",
[ME_HFS2_STATE_POLICY_RCVD_UPD] = "Received UPD entry",
[ME_HFS2_STATE_POLICY_RCVD_PCR] = "Received PCR entry",
[ME_HFS2_STATE_POLICY_RCVD_NPCR] = "Received NPCR entry",
[ME_HFS2_STATE_POLICY_RCVD_HOST_WAKE] = "Received host wake",
[ME_HFS2_STATE_POLICY_RCVD_AC_DC] = "Received AC<>DC switch",
[ME_HFS2_STATE_POLICY_RCVD_DID] = "Received DRAM Init Done",
[ME_HFS2_STATE_POLICY_VSCC_NOT_FOUND] = "VSCC Data not found for flash device",
[ME_HFS2_STATE_POLICY_VSCC_INVALID] = "VSCC Table is not valid",
[ME_HFS2_STATE_POLICY_FPB_ERR] = "Flash Partition Boundary is outside address space",
[ME_HFS2_STATE_POLICY_DESCRIPTOR_ERR] = "ME cannot access the chipset descriptor region",
[ME_HFS2_STATE_POLICY_VSCC_NO_MATCH] = "Required VSCC values for flash parts do not match",
};
void intel_me_status(struct me_hfs *hfs, struct me_hfs2 *hfs2)
{
if (CONFIG_DEFAULT_CONSOLE_LOGLEVEL < BIOS_DEBUG)
return;
/* Check Current States */
printk(BIOS_DEBUG, "ME: FW Partition Table : %s\n",
hfs->fpt_bad ? "BAD" : "OK");
printk(BIOS_DEBUG, "ME: Bringup Loader Failure : %s\n",
hfs->ft_bup_ld_flr ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: Firmware Init Complete : %s\n",
hfs->fw_init_complete ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: Manufacturing Mode : %s\n",
hfs->mfg_mode ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: Boot Options Present : %s\n",
hfs->boot_options_present ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: Update In Progress : %s\n",
hfs->update_in_progress ? "YES" : "NO");
printk(BIOS_DEBUG, "ME: Current Working State : %s\n",
me_cws_values[hfs->working_state]);
printk(BIOS_DEBUG, "ME: Current Operation State : %s\n",
me_opstate_values[hfs->operation_state]);
printk(BIOS_DEBUG, "ME: Current Operation Mode : %s\n",
me_opmode_values[hfs->operation_mode]);
printk(BIOS_DEBUG, "ME: Error Code : %s\n",
me_error_values[hfs->error_code]);
printk(BIOS_DEBUG, "ME: Progress Phase : %s\n",
me_progress_values[hfs2->progress_code]);
printk(BIOS_DEBUG, "ME: Power Management Event : %s\n",
me_pmevent_values[hfs2->current_pmevent]);
printk(BIOS_DEBUG, "ME: Progress Phase State : ");
switch (hfs2->progress_code) {
case ME_HFS2_PHASE_ROM: /* ROM Phase */
printk(BIOS_DEBUG, "%s",
me_progress_rom_values[hfs2->current_state]);
break;
case ME_HFS2_PHASE_BUP: /* Bringup Phase */
if (hfs2->current_state < ARRAY_SIZE(me_progress_bup_values)
&& me_progress_bup_values[hfs2->current_state])
printk(BIOS_DEBUG, "%s",
me_progress_bup_values[hfs2->current_state]);
else
printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
break;
case ME_HFS2_PHASE_POLICY: /* Policy Module Phase */
if (hfs2->current_state < ARRAY_SIZE(me_progress_policy_values)
&& me_progress_policy_values[hfs2->current_state])
printk(BIOS_DEBUG, "%s",
me_progress_policy_values[hfs2->current_state]);
else
printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
break;
case ME_HFS2_PHASE_HOST_COMM: /* Host Communication Phase */
if (!hfs2->current_state)
printk(BIOS_DEBUG, "Host communication established");
else
printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
break;
default:
printk(BIOS_DEBUG, "Unknown phase: 0x%02x sate: 0x%02x",
hfs2->progress_code, hfs2->current_state);
}
printk(BIOS_DEBUG, "\n");
}
|
