soc/intel/icelake: Add function to dump ME firmware status information
Add a function to dump ME Host Firmware Status registers. BUG=None BRANCH=None TEST=Build and boot iclrvp. Change-Id: I9430189665c94decb2e64680d28a7390ee6e912c Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/39128 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com> Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
This commit is contained in:
Krishna Prasad Bhat
Patrick Georgi
parent
633a36af58
commit
26ea43a5c2
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@ -15,5 +15,153 @@
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#include <bootstate.h>
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#include <intelblocks/cse.h>
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#include <console/console.h>
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#include <soc/me.h>
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#include <stdint.h>
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/* Host Firmware Status Register 2 */
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union me_hfsts2 {
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uint32_t data;
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struct {
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uint32_t nftp_load_failure : 1;
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uint32_t icc_prog_status : 2;
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uint32_t invoke_mebx : 1;
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uint32_t cpu_replaced : 1;
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uint32_t rsvd0 : 1;
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uint32_t mfs_failure : 1;
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uint32_t warm_reset_rqst : 1;
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uint32_t cpu_replaced_valid : 1;
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uint32_t low_power_state : 1;
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uint32_t me_power_gate : 1;
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uint32_t ipu_needed : 1;
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uint32_t forced_safe_boot : 1;
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uint32_t rsvd1 : 2;
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uint32_t listener_change : 1;
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uint32_t status_data : 8;
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uint32_t current_pmevent : 4;
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uint32_t phase : 4;
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} __packed fields;
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};
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/* Host Firmware Status Register 4 */
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union me_hfsts4 {
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uint32_t data;
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struct {
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uint32_t rsvd0 : 9;
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uint32_t enforcement_flow : 1;
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uint32_t sx_resume_type : 1;
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uint32_t rsvd1 : 1;
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uint32_t tpms_disconnected : 1;
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uint32_t rvsd2 : 1;
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uint32_t fwsts_valid : 1;
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uint32_t boot_guard_self_test : 1;
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uint32_t rsvd3 : 16;
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} __packed fields;
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};
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/* Host Firmware Status Register 5 */
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union me_hfsts5 {
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uint32_t data;
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struct {
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uint32_t acm_active : 1;
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uint32_t valid : 1;
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uint32_t result_code_source : 1;
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uint32_t error_status_code : 5;
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uint32_t acm_done_sts : 1;
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uint32_t timeout_count : 7;
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uint32_t scrtm_indicator : 1;
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uint32_t inc_boot_guard_acm : 4;
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uint32_t inc_key_manifest : 4;
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uint32_t inc_boot_policy : 4;
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uint32_t rsvd0 : 2;
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uint32_t start_enforcement : 1;
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} __packed fields;
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};
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/* Host Firmware Status Register 6 */
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union me_hfsts6 {
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uint32_t data;
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struct {
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uint32_t force_boot_guard_acm : 1;
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uint32_t cpu_debug_disable : 1;
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uint32_t bsp_init_disable : 1;
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uint32_t protect_bios_env : 1;
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uint32_t rsvd0 : 2;
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uint32_t error_enforce_policy : 2;
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uint32_t measured_boot : 1;
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uint32_t verified_boot : 1;
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uint32_t boot_guard_acmsvn : 4;
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uint32_t kmsvn : 4;
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uint32_t bpmsvn : 4;
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uint32_t key_manifest_id : 4;
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uint32_t boot_policy_status : 1;
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uint32_t error : 1;
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uint32_t boot_guard_disable : 1;
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uint32_t fpf_disable : 1;
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uint32_t fpf_soc_lock : 1;
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uint32_t txt_support : 1;
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} __packed fields;
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};
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static void dump_me_status(void *unused)
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{
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union me_hfsts1 hfsts1;
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union me_hfsts2 hfsts2;
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union me_hfsts3 hfsts3;
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union me_hfsts4 hfsts4;
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union me_hfsts5 hfsts5;
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union me_hfsts6 hfsts6;
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if (!is_cse_enabled())
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return;
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hfsts1.data = me_read_config32(PCI_ME_HFSTS1);
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hfsts2.data = me_read_config32(PCI_ME_HFSTS2);
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hfsts3.data = me_read_config32(PCI_ME_HFSTS3);
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hfsts4.data = me_read_config32(PCI_ME_HFSTS4);
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hfsts5.data = me_read_config32(PCI_ME_HFSTS5);
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hfsts6.data = me_read_config32(PCI_ME_HFSTS6);
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printk(BIOS_DEBUG, "ME: HFSTS1 : 0x%08X\n", hfsts1.data);
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printk(BIOS_DEBUG, "ME: HFSTS2 : 0x%08X\n", hfsts2.data);
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printk(BIOS_DEBUG, "ME: HFSTS3 : 0x%08X\n", hfsts3.data);
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printk(BIOS_DEBUG, "ME: HFSTS4 : 0x%08X\n", hfsts4.data);
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printk(BIOS_DEBUG, "ME: HFSTS5 : 0x%08X\n", hfsts5.data);
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printk(BIOS_DEBUG, "ME: HFSTS6 : 0x%08X\n", hfsts6.data);
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printk(BIOS_DEBUG, "ME: Manufacturing Mode : %s\n",
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hfsts1.fields.mfg_mode ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: FW Partition Table : %s\n",
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hfsts1.fields.fpt_bad ? "BAD" : "OK");
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printk(BIOS_DEBUG, "ME: Bringup Loader Failure : %s\n",
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hfsts1.fields.ft_bup_ld_flr ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Firmware Init Complete : %s\n",
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hfsts1.fields.fw_init_complete ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Boot Options Present : %s\n",
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hfsts1.fields.boot_options_present ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Update In Progress : %s\n",
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hfsts1.fields.update_in_progress ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: D0i3 Support : %s\n",
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hfsts1.fields.d0i3_support_valid ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Low Power State Enabled : %s\n",
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hfsts2.fields.low_power_state ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: CPU Replaced : %s\n",
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hfsts2.fields.cpu_replaced ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: CPU Replacement Valid : %s\n",
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hfsts2.fields.cpu_replaced_valid ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: Current Working State : %u\n",
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hfsts1.fields.working_state);
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printk(BIOS_DEBUG, "ME: Current Operation State : %u\n",
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hfsts1.fields.operation_state);
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printk(BIOS_DEBUG, "ME: Current Operation Mode : %u\n",
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hfsts1.fields.operation_mode);
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printk(BIOS_DEBUG, "ME: Error Code : %u\n",
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hfsts1.fields.error_code);
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printk(BIOS_DEBUG, "ME: CPU Debug Disabled : %s\n",
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hfsts6.fields.cpu_debug_disable ? "YES" : "NO");
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printk(BIOS_DEBUG, "ME: TXT Support : %s\n",
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hfsts6.fields.txt_support ? "YES" : "NO");
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}
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BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_EXIT, print_me_fw_version, NULL);
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BOOT_STATE_INIT_ENTRY(BS_OS_RESUME_CHECK, BS_ON_EXIT, dump_me_status, NULL);
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