| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #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 or Disabled by AltDisableBit", |
| [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" |
| }; |
| |
| /* GMES[31:28] ME Progress Code */ |
| static const char *me_progress_values[] = { |
| [ME_GMES_PHASE_ROM] = "ROM Phase", |
| [ME_GMES_PHASE_BUP] = "BUP Phase", |
| [ME_GMES_PHASE_UKERNEL] = "uKernel Phase", |
| [ME_GMES_PHASE_POLICY] = "Policy Module", |
| [ME_GMES_PHASE_MODULE] = "Module Loading", |
| [ME_GMES_PHASE_UNKNOWN] = "Unknown", |
| [ME_GMES_PHASE_HOST] = "Host Communication" |
| }; |
| |
| /* GMES[27:24] Power Management Event */ |
| static const char *me_pmevent_values[] = { |
| [0x00] = "Clean Moff->Mx wake", |
| [0x01] = "Moff->Mx wake after an error", |
| [0x02] = "Clean global reset", |
| [0x03] = "Global reset after an error", |
| [0x04] = "Clean Intel ME reset", |
| [0x05] = "Intel ME reset due to exception", |
| [0x06] = "Pseudo-global reset", |
| [0x07] = "S0/M0->Sx/M3", |
| [0x08] = "Sx/M3->S0/M0", |
| [0x09] = "Non-power cycle reset", |
| [0x0a] = "Power cycle reset through M3", |
| [0x0b] = "Power cycle reset through Moff", |
| [0x0c] = "Sx/Mx->Sx/Moff" |
| }; |
| |
| /* Progress Code 0 states */ |
| static const char *me_progress_rom_values[] = { |
| [0x00] = "BEGIN", |
| [0x06] = "DISABLE" |
| }; |
| |
| /* Progress Code 1 states */ |
| static const char *me_progress_bup_values[] = { |
| [0x00] = "Initialization starts", |
| [0x01] = "Disable the host wake event", |
| [0x04] = "Flow determination start process", |
| [0x08] = "Error reading/matching the VSCC table in the descriptor", |
| [0x0a] = "Check to see if straps say ME DISABLED", |
| [0x0b] = "Timeout waiting for PWROK", |
| [0x0d] = "Possibly handle BUP manufacturing override strap", |
| [0x11] = "Bringup in M3", |
| [0x12] = "Bringup in M0", |
| [0x13] = "Flow detection error", |
| [0x15] = "M3 clock switching error", |
| [0x18] = "M3 kernel load", |
| [0x1c] = "T34 missing - cannot program ICC", |
| [0x1f] = "Waiting for DID BIOS message", |
| [0x20] = "Waiting for DID BIOS message failure", |
| [0x21] = "DID reported an error", |
| [0x22] = "Enabling UMA", |
| [0x23] = "Enabling UMA error", |
| [0x24] = "Sending DID Ack to BIOS", |
| [0x25] = "Sending DID Ack to BIOS error", |
| [0x26] = "Switching clocks in M0", |
| [0x27] = "Switching clocks in M0 error", |
| [0x28] = "ME in temp disable", |
| [0x32] = "M0 kernel load", |
| }; |
| |
| /* Progress Code 3 states */ |
| static const char *me_progress_policy_values[] = { |
| [0x00] = "Entry into Policy Module", |
| [0x03] = "Received S3 entry", |
| [0x04] = "Received S4 entry", |
| [0x05] = "Received S5 entry", |
| [0x06] = "Received UPD entry", |
| [0x07] = "Received PCR entry", |
| [0x08] = "Received NPCR entry", |
| [0x09] = "Received host wake", |
| [0x0a] = "Received AC<>DC switch", |
| [0x0b] = "Received DRAM Init Done", |
| [0x0c] = "VSCC Data not found for flash device", |
| [0x0d] = "VSCC Table is not valid", |
| [0x0e] = "Flash Partition Boundary is outside address space", |
| [0x0f] = "ME cannot access the chipset descriptor region", |
| [0x10] = "Required VSCC values for flash parts do not match", |
| }; |
| |
| void intel_me_status(struct me_hfs *hfs, struct me_gmes *gmes) |
| { |
| 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[gmes->progress_code]); |
| printk(BIOS_DEBUG, "ME: Power Management Event : %s\n", |
| me_pmevent_values[gmes->current_pmevent]); |
| |
| printk(BIOS_DEBUG, "ME: Progress Phase State : "); |
| switch (gmes->progress_code) { |
| case ME_GMES_PHASE_ROM: /* ROM Phase */ |
| printk(BIOS_DEBUG, "%s", |
| me_progress_rom_values[gmes->current_state]); |
| break; |
| |
| case ME_GMES_PHASE_BUP: /* Bringup Phase */ |
| if (gmes->current_state < ARRAY_SIZE(me_progress_bup_values) |
| && me_progress_bup_values[gmes->current_state]) |
| printk(BIOS_DEBUG, "%s", |
| me_progress_bup_values[gmes->current_state]); |
| else |
| printk(BIOS_DEBUG, "0x%02x", gmes->current_state); |
| break; |
| |
| case ME_GMES_PHASE_POLICY: /* Policy Module Phase */ |
| if (gmes->current_state < ARRAY_SIZE(me_progress_policy_values) |
| && me_progress_policy_values[gmes->current_state]) |
| printk(BIOS_DEBUG, "%s", |
| me_progress_policy_values[gmes->current_state]); |
| else |
| printk(BIOS_DEBUG, "0x%02x", gmes->current_state); |
| break; |
| |
| case ME_GMES_PHASE_HOST: /* Host Communication Phase */ |
| if (!gmes->current_state) |
| printk(BIOS_DEBUG, "Host communication established"); |
| else |
| printk(BIOS_DEBUG, "0x%02x", gmes->current_state); |
| break; |
| |
| default: |
| printk(BIOS_DEBUG, "Unknown 0x%02x", gmes->current_state); |
| } |
| printk(BIOS_DEBUG, "\n"); |
| } |