me.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <bootstate.h>
#include <intelblocks/cse.h>
#include <console/console.h>
#include <soc/me.h>
 
static void dump_me_status(void *unused)
{
        union me_hfsts1 hfsts1;
        union me_hfsts2 hfsts2;
        union me_hfsts3 hfsts3;
        union me_hfsts4 hfsts4;
        union me_hfsts5 hfsts5;
        union me_hfsts6 hfsts6;
 
        if (!is_cse_enabled())
                return;
 
        hfsts1.data = me_read_config32(PCI_ME_HFSTS1);
        hfsts2.data = me_read_config32(PCI_ME_HFSTS2);
        hfsts3.data = me_read_config32(PCI_ME_HFSTS3);
        hfsts4.data = me_read_config32(PCI_ME_HFSTS4);
        hfsts5.data = me_read_config32(PCI_ME_HFSTS5);
        hfsts6.data = me_read_config32(PCI_ME_HFSTS6);
 
        printk(BIOS_DEBUG, "ME: HFSTS1                  : 0x%08X\n", hfsts1.data);
        printk(BIOS_DEBUG, "ME: HFSTS2                  : 0x%08X\n", hfsts2.data);
        printk(BIOS_DEBUG, "ME: HFSTS3                  : 0x%08X\n", hfsts3.data);
        printk(BIOS_DEBUG, "ME: HFSTS4                  : 0x%08X\n", hfsts4.data);
        printk(BIOS_DEBUG, "ME: HFSTS5                  : 0x%08X\n", hfsts5.data);
        printk(BIOS_DEBUG, "ME: HFSTS6                  : 0x%08X\n", hfsts6.data);
 
        printk(BIOS_DEBUG, "ME: Manufacturing Mode      : %s\n",
                hfsts1.fields.mfg_mode ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: FW Partition Table      : %s\n",
                hfsts1.fields.fpt_bad ? "BAD" : "OK");
        printk(BIOS_DEBUG, "ME: Bringup Loader Failure  : %s\n",
                hfsts1.fields.ft_bup_ld_flr ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: Firmware Init Complete  : %s\n",
                hfsts1.fields.fw_init_complete ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: Boot Options Present    : %s\n",
                hfsts1.fields.boot_options_present ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: Update In Progress      : %s\n",
                hfsts1.fields.update_in_progress ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: D0i3 Support            : %s\n",
                hfsts1.fields.d0i3_support_valid ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: Low Power State Enabled : %s\n",
                hfsts2.fields.low_power_state ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: CPU Replaced            : %s\n",
                hfsts2.fields.cpu_replaced  ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: CPU Replacement Valid   : %s\n",
                hfsts2.fields.cpu_replaced_valid ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: Current Working State   : %u\n",
                hfsts1.fields.working_state);
        printk(BIOS_DEBUG, "ME: Current Operation State : %u\n",
                hfsts1.fields.operation_state);
        printk(BIOS_DEBUG, "ME: Current Operation Mode  : %u\n",
                hfsts1.fields.operation_mode);
        printk(BIOS_DEBUG, "ME: Error Code              : %u\n",
                hfsts1.fields.error_code);
        printk(BIOS_DEBUG, "ME: CPU Debug Disabled      : %s\n",
                hfsts6.fields.cpu_debug_disable ? "YES" : "NO");
        printk(BIOS_DEBUG, "ME: TXT Support             : %s\n",
                hfsts6.fields.txt_support ? "YES" : "NO");
}
 
BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_EXIT, print_me_fw_version, NULL);
BOOT_STATE_INIT_ENTRY(BS_OS_RESUME_CHECK, BS_ON_EXIT, dump_me_status, NULL);