2012-10-30 15:03:43 +01:00
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 The Chromium OS Authors. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <stdlib.h>
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#include <console/console.h>
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#include "me.h"
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#if (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= BIOS_DEBUG)
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/* HFS1[3:0] Current Working State Values */
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static const char *me_cws_values[] = {
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[ME_HFS_CWS_RESET] = "Reset",
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[ME_HFS_CWS_INIT] = "Initializing",
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[ME_HFS_CWS_REC] = "Recovery",
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[ME_HFS_CWS_NORMAL] = "Normal",
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[ME_HFS_CWS_WAIT] = "Platform Disable Wait",
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[ME_HFS_CWS_TRANS] = "OP State Transition",
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[ME_HFS_CWS_INVALID] = "Invalid CPU Plugged In"
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};
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/* HFS1[8:6] Current Operation State Values */
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static const char *me_opstate_values[] = {
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[ME_HFS_STATE_PREBOOT] = "Preboot",
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[ME_HFS_STATE_M0_UMA] = "M0 with UMA",
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[ME_HFS_STATE_M3] = "M3 without UMA",
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[ME_HFS_STATE_M0] = "M0 without UMA",
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[ME_HFS_STATE_BRINGUP] = "Bring up",
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[ME_HFS_STATE_ERROR] = "M0 without UMA but with error"
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};
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/* HFS[19:16] Current Operation Mode Values */
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static const char *me_opmode_values[] = {
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[ME_HFS_MODE_NORMAL] = "Normal",
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[ME_HFS_MODE_DEBUG] = "Debug",
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[ME_HFS_MODE_DIS] = "Soft Temporary Disable",
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[ME_HFS_MODE_OVER_JMPR] = "Security Override via Jumper",
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[ME_HFS_MODE_OVER_MEI] = "Security Override via MEI Message"
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};
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/* HFS[15:12] Error Code Values */
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static const char *me_error_values[] = {
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[ME_HFS_ERROR_NONE] = "No Error",
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[ME_HFS_ERROR_UNCAT] = "Uncategorized Failure",
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[ME_HFS_ERROR_IMAGE] = "Image Failure",
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[ME_HFS_ERROR_DEBUG] = "Debug Failure"
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};
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2012-11-02 15:16:46 +01:00
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/* HFS2[31:28] ME Progress Code */
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2012-10-30 15:03:43 +01:00
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static const char *me_progress_values[] = {
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_PHASE_ROM] = "ROM Phase",
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[ME_HFS2_PHASE_BUP] = "BUP Phase",
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[ME_HFS2_PHASE_UKERNEL] = "uKernel Phase",
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[ME_HFS2_PHASE_POLICY] = "Policy Module",
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[ME_HFS2_PHASE_MODULE_LOAD] = "Module Loading",
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[ME_HFS2_PHASE_UNKNOWN] = "Unknown",
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[ME_HFS2_PHASE_HOST_COMM] = "Host Communication"
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2012-10-30 15:03:43 +01:00
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};
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2012-11-02 15:16:46 +01:00
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/* HFS2[27:24] Power Management Event */
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2012-10-30 15:03:43 +01:00
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static const char *me_pmevent_values[] = {
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_PMEVENT_CLEAN_MOFF_MX_WAKE] = "Clean Moff->Mx wake",
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[ME_HFS2_PMEVENT_MOFF_MX_WAKE_ERROR] = "Moff->Mx wake after an error",
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[ME_HFS2_PMEVENT_CLEAN_GLOBAL_RESET] = "Clean global reset",
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[ME_HFS2_PMEVENT_CLEAN_GLOBAL_RESET_ERROR] = "Global reset after an error",
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[ME_HFS2_PMEVENT_CLEAN_ME_RESET] = "Clean Intel ME reset",
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[ME_HFS2_PMEVENT_ME_RESET_EXCEPTION] = "Intel ME reset due to exception",
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[ME_HFS2_PMEVENT_PSEUDO_ME_RESET] = "Pseudo-global reset",
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[ME_HFS2_PMEVENT_S0MO_SXM3] = "S0/M0->Sx/M3",
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[ME_HFS2_PMEVENT_SXM3_S0M0] = "Sx/M3->S0/M0",
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[ME_HFS2_PMEVENT_NON_PWR_CYCLE_RESET] = "Non-power cycle reset",
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[ME_HFS2_PMEVENT_PWR_CYCLE_RESET_M3] = "Power cycle reset through M3",
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[ME_HFS2_PMEVENT_PWR_CYCLE_RESET_MOFF] = "Power cycle reset through Moff",
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[ME_HFS2_PMEVENT_SXMX_SXMOFF] = "Sx/Mx->Sx/Moff"
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2012-10-30 15:03:43 +01:00
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};
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/* Progress Code 0 states */
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static const char *me_progress_rom_values[] = {
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_STATE_ROM_BEGIN] = "BEGIN",
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[ME_HFS2_STATE_ROM_DISABLE] = "DISABLE"
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2012-10-30 15:03:43 +01:00
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};
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/* Progress Code 1 states */
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static const char *me_progress_bup_values[] = {
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_STATE_BUP_INIT] = "Initialization starts",
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[ME_HFS2_STATE_BUP_DIS_HOST_WAKE] = "Disable the host wake event",
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[ME_HFS2_STATE_BUP_FLOW_DET] = "Flow determination start process",
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[ME_HFS2_STATE_BUP_VSCC_ERR] = "Error reading/matching the VSCC table in the descriptor",
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[ME_HFS2_STATE_BUP_CHECK_STRAP] = "Check to see if straps say ME DISABLED",
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[ME_HFS2_STATE_BUP_PWR_OK_TIMEOUT] = "Timeout waiting for PWROK",
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[ME_HFS2_STATE_BUP_MANUF_OVRD_STRAP] = "Possibly handle BUP manufacturing override strap",
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[ME_HFS2_STATE_BUP_M3] = "Bringup in M3",
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[ME_HFS2_STATE_BUP_M0] = "Bringup in M0",
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[ME_HFS2_STATE_BUP_FLOW_DET_ERR] = "Flow detection error",
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[ME_HFS2_STATE_BUP_M3_CLK_ERR] = "M3 clock switching error",
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2012-12-12 00:17:38 +01:00
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[ME_HFS2_STATE_BUP_CPU_RESET_DID_TIMEOUT_MEM_MISSING] = "Host error - CPU reset timeout, DID timeout, memory missing",
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_STATE_BUP_M3_KERN_LOAD] = "M3 kernel load",
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[ME_HFS2_STATE_BUP_T32_MISSING] = "T34 missing - cannot program ICC",
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[ME_HFS2_STATE_BUP_WAIT_DID] = "Waiting for DID BIOS message",
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[ME_HFS2_STATE_BUP_WAIT_DID_FAIL] = "Waiting for DID BIOS message failure",
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[ME_HFS2_STATE_BUP_DID_NO_FAIL] = "DID reported no error",
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[ME_HFS2_STATE_BUP_ENABLE_UMA] = "Enabling UMA",
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[ME_HFS2_STATE_BUP_ENABLE_UMA_ERR] = "Enabling UMA error",
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[ME_HFS2_STATE_BUP_SEND_DID_ACK] = "Sending DID Ack to BIOS",
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[ME_HFS2_STATE_BUP_SEND_DID_ACK_ERR] = "Sending DID Ack to BIOS error",
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[ME_HFS2_STATE_BUP_M0_CLK] = "Switching clocks in M0",
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[ME_HFS2_STATE_BUP_M0_CLK_ERR] = "Switching clocks in M0 error",
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[ME_HFS2_STATE_BUP_TEMP_DIS] = "ME in temp disable",
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[ME_HFS2_STATE_BUP_M0_KERN_LOAD] = "M0 kernel load",
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2012-10-30 15:03:43 +01:00
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};
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/* Progress Code 3 states */
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static const char *me_progress_policy_values[] = {
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2012-11-02 15:16:46 +01:00
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[ME_HFS2_STATE_POLICY_ENTRY] = "Entery into Policy Module",
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[ME_HFS2_STATE_POLICY_RCVD_S3] = "Received S3 entry",
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[ME_HFS2_STATE_POLICY_RCVD_S4] = "Received S4 entry",
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[ME_HFS2_STATE_POLICY_RCVD_S5] = "Received S5 entry",
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[ME_HFS2_STATE_POLICY_RCVD_UPD] = "Received UPD entry",
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[ME_HFS2_STATE_POLICY_RCVD_PCR] = "Received PCR entry",
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[ME_HFS2_STATE_POLICY_RCVD_NPCR] = "Received NPCR entry",
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[ME_HFS2_STATE_POLICY_RCVD_HOST_WAKE] = "Received host wake",
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[ME_HFS2_STATE_POLICY_RCVD_AC_DC] = "Received AC<>DC switch",
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[ME_HFS2_STATE_POLICY_RCVD_DID] = "Received DRAM Init Done",
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[ME_HFS2_STATE_POLICY_VSCC_NOT_FOUND] = "VSCC Data not found for flash device",
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[ME_HFS2_STATE_POLICY_VSCC_INVALID] = "VSCC Table is not valid",
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[ME_HFS2_STATE_POLICY_FPB_ERR] = "Flash Partition Boundary is outside address space",
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[ME_HFS2_STATE_POLICY_DESCRIPTOR_ERR] = "ME cannot access the chipset descriptor region",
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[ME_HFS2_STATE_POLICY_VSCC_NO_MATCH] = "Required VSCC values for flash parts do not match",
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2012-10-30 15:03:43 +01:00
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};
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#endif
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2012-11-02 15:16:46 +01:00
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void intel_me_status(struct me_hfs *hfs, struct me_hfs2 *hfs2)
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2012-10-30 15:03:43 +01:00
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{
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#if (CONFIG_DEFAULT_CONSOLE_LOGLEVEL >= BIOS_DEBUG)
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/* Check Current States */
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printk(BIOS_DEBUG, "ME: FW Partition Table : %s\n",
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hfs->fpt_bad ? "BAD" : "OK");
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printk(BIOS_DEBUG, "ME: Bringup Loader Failure : %s\n",
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hfs->ft_bup_ld_flr ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Firmware Init Complete : %s\n",
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hfs->fw_init_complete ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Manufacturing Mode : %s\n",
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hfs->mfg_mode ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Boot Options Present : %s\n",
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hfs->boot_options_present ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Update In Progress : %s\n",
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hfs->update_in_progress ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Current Working State : %s\n",
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me_cws_values[hfs->working_state]);
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printk(BIOS_DEBUG, "ME: Current Operation State : %s\n",
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me_opstate_values[hfs->operation_state]);
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printk(BIOS_DEBUG, "ME: Current Operation Mode : %s\n",
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me_opmode_values[hfs->operation_mode]);
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printk(BIOS_DEBUG, "ME: Error Code : %s\n",
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me_error_values[hfs->error_code]);
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printk(BIOS_DEBUG, "ME: Progress Phase : %s\n",
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2012-11-02 15:16:46 +01:00
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me_progress_values[hfs2->progress_code]);
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "ME: Power Management Event : %s\n",
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2012-11-02 15:16:46 +01:00
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me_pmevent_values[hfs2->current_pmevent]);
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "ME: Progress Phase State : ");
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2012-11-02 15:16:46 +01:00
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switch (hfs2->progress_code) {
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case ME_HFS2_PHASE_ROM: /* ROM Phase */
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "%s",
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2012-11-02 15:16:46 +01:00
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me_progress_rom_values[hfs2->current_state]);
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2012-10-30 15:03:43 +01:00
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break;
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2012-11-02 15:16:46 +01:00
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case ME_HFS2_PHASE_BUP: /* Bringup Phase */
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if (hfs2->current_state < ARRAY_SIZE(me_progress_bup_values)
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&& me_progress_bup_values[hfs2->current_state])
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "%s",
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2012-11-02 15:16:46 +01:00
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me_progress_bup_values[hfs2->current_state]);
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2012-10-30 15:03:43 +01:00
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else
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2012-11-02 15:16:46 +01:00
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printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
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2012-10-30 15:03:43 +01:00
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break;
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2012-11-02 15:16:46 +01:00
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case ME_HFS2_PHASE_POLICY: /* Policy Module Phase */
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if (hfs2->current_state < ARRAY_SIZE(me_progress_policy_values)
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&& me_progress_policy_values[hfs2->current_state])
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "%s",
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2012-11-02 15:16:46 +01:00
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me_progress_policy_values[hfs2->current_state]);
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2012-10-30 15:03:43 +01:00
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else
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2012-11-02 15:16:46 +01:00
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printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
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2012-10-30 15:03:43 +01:00
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break;
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2012-11-02 15:16:46 +01:00
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case ME_HFS2_PHASE_HOST_COMM: /* Host Communication Phase */
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if (!hfs2->current_state)
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2012-10-30 15:03:43 +01:00
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printk(BIOS_DEBUG, "Host communication established");
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else
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2012-11-02 15:16:46 +01:00
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printk(BIOS_DEBUG, "0x%02x", hfs2->current_state);
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2012-10-30 15:03:43 +01:00
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break;
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default:
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2012-11-02 15:16:46 +01:00
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printk(BIOS_DEBUG, "Unknown phase: 0x%02x sate: 0x%02x",
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hfs2->progress_code, hfs2->current_state);
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2012-10-30 15:03:43 +01:00
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}
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printk(BIOS_DEBUG, "\n");
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#endif
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}
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