Patrick Georgi | ac95903 | 2020-05-05 22:49:26 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 2 | |
| 3 | #include <stdio.h> |
Konrad Adamczyk | d6b4db1 | 2023-04-11 10:26:12 +0000 | [diff] [blame] | 4 | #include <commonlib/bsd/helpers.h> |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 5 | #include "me.h" |
| 6 | |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 7 | /* HFS1[3:0] Current Working State Values */ |
| 8 | static const char *me_cws_values[] = { |
| 9 | [ME_HFS_CWS_RESET] = "Reset", |
| 10 | [ME_HFS_CWS_INIT] = "Initializing", |
| 11 | [ME_HFS_CWS_REC] = "Recovery", |
Damien Zammit | 8e3b842 | 2019-02-23 14:18:07 +1100 | [diff] [blame] | 12 | [ME_HFS_CWS_TEST] = "Test", |
| 13 | [ME_HFS_CWS_DISABLED] = "Disabled", |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 14 | [ME_HFS_CWS_NORMAL] = "Normal", |
| 15 | [ME_HFS_CWS_WAIT] = "Platform Disable Wait", |
| 16 | [ME_HFS_CWS_TRANS] = "OP State Transition", |
| 17 | [ME_HFS_CWS_INVALID] = "Invalid CPU Plugged In" |
| 18 | }; |
| 19 | |
| 20 | /* HFS1[8:6] Current Operation State Values */ |
| 21 | static const char *me_opstate_values[] = { |
| 22 | [ME_HFS_STATE_PREBOOT] = "Preboot", |
| 23 | [ME_HFS_STATE_M0_UMA] = "M0 with UMA", |
| 24 | [ME_HFS_STATE_M3] = "M3 without UMA", |
| 25 | [ME_HFS_STATE_M0] = "M0 without UMA", |
| 26 | [ME_HFS_STATE_BRINGUP] = "Bring up", |
| 27 | [ME_HFS_STATE_ERROR] = "M0 without UMA but with error" |
| 28 | }; |
| 29 | |
| 30 | /* HFS[19:16] Current Operation Mode Values */ |
| 31 | static const char *me_opmode_values[] = { |
| 32 | [ME_HFS_MODE_NORMAL] = "Normal", |
| 33 | [ME_HFS_MODE_DEBUG] = "Debug", |
| 34 | [ME_HFS_MODE_DIS] = "Soft Temporary Disable", |
| 35 | [ME_HFS_MODE_OVER_JMPR] = "Security Override via Jumper", |
| 36 | [ME_HFS_MODE_OVER_MEI] = "Security Override via MEI Message" |
| 37 | }; |
| 38 | |
| 39 | /* HFS[15:12] Error Code Values */ |
| 40 | static const char *me_error_values[] = { |
| 41 | [ME_HFS_ERROR_NONE] = "No Error", |
| 42 | [ME_HFS_ERROR_UNCAT] = "Uncategorized Failure", |
Damien Zammit | 8e3b842 | 2019-02-23 14:18:07 +1100 | [diff] [blame] | 43 | [ME_HFS_ERROR_DISABLED] = "Disabled", |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 44 | [ME_HFS_ERROR_IMAGE] = "Image Failure", |
| 45 | [ME_HFS_ERROR_DEBUG] = "Debug Failure" |
| 46 | }; |
| 47 | |
| 48 | /* GMES[31:28] ME Progress Code */ |
| 49 | static const char *me_progress_values[] = { |
| 50 | [ME_GMES_PHASE_ROM] = "ROM Phase", |
| 51 | [ME_GMES_PHASE_BUP] = "BUP Phase", |
| 52 | [ME_GMES_PHASE_UKERNEL] = "uKernel Phase", |
| 53 | [ME_GMES_PHASE_POLICY] = "Policy Module", |
| 54 | [ME_GMES_PHASE_MODULE] = "Module Loading", |
| 55 | [ME_GMES_PHASE_UNKNOWN] = "Unknown", |
| 56 | [ME_GMES_PHASE_HOST] = "Host Communication" |
| 57 | }; |
| 58 | |
| 59 | /* GMES[27:24] Power Management Event */ |
| 60 | static const char *me_pmevent_values[] = { |
| 61 | [0x00] = "Clean Moff->Mx wake", |
| 62 | [0x01] = "Moff->Mx wake after an error", |
| 63 | [0x02] = "Clean global reset", |
| 64 | [0x03] = "Global reset after an error", |
| 65 | [0x04] = "Clean Intel ME reset", |
| 66 | [0x05] = "Intel ME reset due to exception", |
| 67 | [0x06] = "Pseudo-global reset", |
| 68 | [0x07] = "S0/M0->Sx/M3", |
| 69 | [0x08] = "Sx/M3->S0/M0", |
| 70 | [0x09] = "Non-power cycle reset", |
| 71 | [0x0a] = "Power cycle reset through M3", |
| 72 | [0x0b] = "Power cycle reset through Moff", |
| 73 | [0x0c] = "Sx/Mx->Sx/Moff" |
| 74 | }; |
| 75 | |
| 76 | /* Progress Code 0 states */ |
| 77 | static const char *me_progress_rom_values[] = { |
| 78 | [0x00] = "BEGIN", |
| 79 | [0x06] = "DISABLE" |
| 80 | }; |
| 81 | |
| 82 | /* Progress Code 1 states */ |
| 83 | static const char *me_progress_bup_values[] = { |
| 84 | [0x00] = "Initialization starts", |
| 85 | [0x01] = "Disable the host wake event", |
| 86 | [0x04] = "Flow determination start process", |
| 87 | [0x08] = "Error reading/matching the VSCC table in the descriptor", |
| 88 | [0x0a] = "Check to see if straps say ME DISABLED", |
| 89 | [0x0b] = "Timeout waiting for PWROK", |
| 90 | [0x0d] = "Possibly handle BUP manufacturing override strap", |
| 91 | [0x11] = "Bringup in M3", |
| 92 | [0x12] = "Bringup in M0", |
| 93 | [0x13] = "Flow detection error", |
| 94 | [0x15] = "M3 clock switching error", |
| 95 | [0x18] = "M3 kernel load", |
| 96 | [0x1c] = "T34 missing - cannot program ICC", |
| 97 | [0x1f] = "Waiting for DID BIOS message", |
| 98 | [0x20] = "Waiting for DID BIOS message failure", |
| 99 | [0x21] = "DID reported an error", |
| 100 | [0x22] = "Enabling UMA", |
| 101 | [0x23] = "Enabling UMA error", |
| 102 | [0x24] = "Sending DID Ack to BIOS", |
| 103 | [0x25] = "Sending DID Ack to BIOS error", |
| 104 | [0x26] = "Switching clocks in M0", |
| 105 | [0x27] = "Switching clocks in M0 error", |
| 106 | [0x28] = "ME in temp disable", |
| 107 | [0x32] = "M0 kernel load", |
| 108 | }; |
| 109 | |
| 110 | /* Progress Code 3 states */ |
| 111 | static const char *me_progress_policy_values[] = { |
| 112 | [0x00] = "Entery into Policy Module", |
| 113 | [0x03] = "Received S3 entry", |
| 114 | [0x04] = "Received S4 entry", |
| 115 | [0x05] = "Received S5 entry", |
| 116 | [0x06] = "Received UPD entry", |
| 117 | [0x07] = "Received PCR entry", |
| 118 | [0x08] = "Received NPCR entry", |
| 119 | [0x09] = "Received host wake", |
| 120 | [0x0a] = "Received AC<>DC switch", |
| 121 | [0x0b] = "Received DRAM Init Done", |
| 122 | [0x0c] = "VSCC Data not found for flash device", |
| 123 | [0x0d] = "VSCC Table is not valid", |
| 124 | [0x0e] = "Flash Partition Boundary is outside address space", |
| 125 | [0x0f] = "ME cannot access the chipset descriptor region", |
| 126 | [0x10] = "Required VSCC values for flash parts do not match", |
| 127 | }; |
| 128 | |
| 129 | void intel_me_status(uint32_t hfs, uint32_t gmes) |
| 130 | { |
| 131 | /* Check Current States */ |
| 132 | printf("ME: FW Partition Table : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 133 | ((hfs & 0x20) >> 5) ? "BAD" : "OK"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 134 | printf("ME: Bringup Loader Failure : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 135 | ((hfs & 0x400) >> 10) ? "YES" : "NO"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 136 | printf("ME: Firmware Init Complete : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 137 | ((hfs & 0x200) >> 9) ? "YES" : "NO"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 138 | printf("ME: Manufacturing Mode : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 139 | ((hfs & 0x10) >> 4) ? "YES" : "NO"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 140 | printf("ME: Boot Options Present : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 141 | ((hfs & 0x1000000) >> 24) ? "YES" : "NO"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 142 | printf("ME: Update In Progress : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 143 | ((hfs & 0x800) >> 11) ? "YES" : "NO"); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 144 | printf("ME: Current Working State : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 145 | me_cws_values[hfs & 0xf]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 146 | printf("ME: Current Operation State : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 147 | me_opstate_values[(hfs & 0x1c0) >> 6]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 148 | printf("ME: Current Operation Mode : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 149 | me_opmode_values[(hfs & 0xf0000) >> 16]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 150 | printf("ME: Error Code : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 151 | me_error_values[(hfs & 0xf000) >> 12]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 152 | printf("ME: Progress Phase : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 153 | me_progress_values[(gmes & 0xf0000000) >> 28]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 154 | printf("ME: Power Management Event : %s\n", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 155 | me_pmevent_values[(gmes & 0xf000000) >> 24]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 156 | |
| 157 | printf("ME: Progress Phase State : "); |
| 158 | switch ((gmes & 0xf0000000) >> 28) { |
| 159 | case ME_GMES_PHASE_ROM: /* ROM Phase */ |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 160 | printf("%s", me_progress_rom_values[(gmes & 0xff0000) >> 16]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 161 | break; |
| 162 | |
| 163 | case ME_GMES_PHASE_BUP: /* Bringup Phase */ |
| 164 | if ((gmes & 0xff0000) >> 16 < ARRAY_SIZE(me_progress_bup_values) |
| 165 | && me_progress_bup_values[(gmes & 0xff0000) >> 16]) |
| 166 | printf("%s", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 167 | me_progress_bup_values[(gmes & 0xff0000) >> 16]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 168 | else |
| 169 | printf("0x%02x", (gmes & 0xff0000) >> 16); |
| 170 | break; |
| 171 | |
| 172 | case ME_GMES_PHASE_POLICY: /* Policy Module Phase */ |
| 173 | if ((gmes & 0xff0000) >> 16 < ARRAY_SIZE(me_progress_policy_values) |
| 174 | && me_progress_policy_values[(gmes & 0xff0000) >> 16]) |
| 175 | printf("%s", |
Maximilian Schander | df5b83f | 2017-10-28 18:33:07 +0200 | [diff] [blame] | 176 | me_progress_policy_values[(gmes & 0xff0000) >> 16]); |
Philipp Deppenwiese | d8fe443 | 2016-03-18 00:52:54 +0100 | [diff] [blame] | 177 | else |
| 178 | printf("0x%02x", (gmes & 0xff0000) >> 16); |
| 179 | break; |
| 180 | |
| 181 | case ME_GMES_PHASE_HOST: /* Host Communication Phase */ |
| 182 | if (!((gmes & 0xff0000) >> 16)) |
| 183 | printf("Host communication established"); |
| 184 | else |
| 185 | printf("0x%02x", (gmes & 0xff0000) >> 16); |
| 186 | break; |
| 187 | |
| 188 | default: |
| 189 | printf("Unknown 0x%02x", (gmes & 0xff0000) >> 16); |
| 190 | } |
| 191 | printf("\n"); |
| 192 | } |