summaryrefslogtreecommitdiff
path: root/src/soc
diff options
context:
space:
mode:
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/intel/alderlake/Kconfig1
-rw-r--r--src/soc/intel/alderlake/Makefile.inc1
-rw-r--r--src/soc/intel/alderlake/include/soc/me.h81
-rw-r--r--src/soc/intel/alderlake/me.c98
4 files changed, 1 insertions, 180 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig
index afa2a752df..27176ec9c9 100644
--- a/src/soc/intel/alderlake/Kconfig
+++ b/src/soc/intel/alderlake/Kconfig
@@ -105,6 +105,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_BLOCK_HECI1_DISABLE_USING_PMC_IPC
select SOC_INTEL_COMMON_BLOCK_IPU if !SOC_INTEL_ALDERLAKE_PCH_S
select SOC_INTEL_COMMON_BLOCK_IRQ
+ select SOC_INTEL_COMMON_BLOCK_ME_SPEC_16
select SOC_INTEL_COMMON_BLOCK_MEMINIT
select SOC_INTEL_COMMON_BLOCK_PCIE_RTD3
select SOC_INTEL_COMMON_BLOCK_PMC_EPOC
diff --git a/src/soc/intel/alderlake/Makefile.inc b/src/soc/intel/alderlake/Makefile.inc
index fa52efbc6f..943b158564 100644
--- a/src/soc/intel/alderlake/Makefile.inc
+++ b/src/soc/intel/alderlake/Makefile.inc
@@ -33,7 +33,6 @@ ramstage-y += fsp_params.c
ramstage-y += graphics.c
ramstage-y += hsphy.c
ramstage-y += lockdown.c
-ramstage-y += me.c
ramstage-y += p2sb.c
ramstage-y += pcie_rp.c
ramstage-y += pmc.c
diff --git a/src/soc/intel/alderlake/include/soc/me.h b/src/soc/intel/alderlake/include/soc/me.h
deleted file mode 100644
index f029991fc3..0000000000
--- a/src/soc/intel/alderlake/include/soc/me.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#ifndef _ALDERLAKE_ME_H_
-#define _ALDERLAKE_ME_H_
-
-/* ME Host Firmware Status register 1 */
-union me_hfsts1 {
- uint32_t data;
- struct {
- uint32_t working_state : 4;
- uint32_t mfg_mode : 1;
- uint32_t fpt_bad : 1;
- uint32_t operation_state : 3;
- uint32_t fw_init_complete : 1;
- uint32_t ft_bup_ld_flr : 1;
- uint32_t update_in_progress : 1;
- uint32_t error_code : 4;
- uint32_t operation_mode : 4;
- uint32_t reserved_0 : 4;
- uint32_t boot_options_present : 1;
- uint32_t invoke_enhance_dbg_mode: 1;
- uint32_t reserved_1 : 5;
- uint32_t d0i3_support_valid : 1;
- } __packed fields;
-};
-
-/* Host Firmware Status Register 2 */
-union me_hfsts2 {
- uint32_t data;
- struct {
- uint32_t reserved_0 : 4;
- uint32_t cpu_replaced : 1;
- uint32_t reserved_1 : 3;
- uint32_t cpu_replaced_valid : 1;
- uint32_t low_power_state : 1;
- uint32_t reserved_2 : 22;
- } __packed fields;
-};
-
-/* ME Host Firmware Status Register 3 */
-union me_hfsts3 {
- uint32_t data;
- struct {
- uint32_t reserved_0 : 4;
- uint32_t fw_sku : 3;
- uint32_t reserved_1 : 25;
- } __packed fields;
-};
-
-
-/* Host Firmware Status Register 4 */
-union me_hfsts4 {
- uint32_t data;
- struct {
- uint32_t rsvd0;
- } __packed fields;
-};
-
-/* Host Firmware Status Register 5 */
-union me_hfsts5 {
- uint32_t data;
- struct {
- uint32_t rsvd0;
- } __packed fields;
-};
-
-/* Host Firmware Status Register 6 */
-union me_hfsts6 {
- u32 data;
- struct {
- uint32_t reserved_0 : 1;
- uint32_t cpu_debug_disable : 1;
- uint32_t reserved_1 : 19;
- uint32_t manuf_lock : 1;
- uint32_t reserved_2 : 8;
- uint32_t fpf_soc_lock : 1;
- uint32_t txt_support : 1;
- } __packed fields;
-};
-
-#endif /* _ALDERLAKE_ME_H_ */
diff --git a/src/soc/intel/alderlake/me.c b/src/soc/intel/alderlake/me.c
deleted file mode 100644
index 6239eb24da..0000000000
--- a/src/soc/intel/alderlake/me.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <bootstate.h>
-#include <intelblocks/cse.h>
-#include <console/console.h>
-#include <soc/me.h>
-#include <stdint.h>
-
-static bool is_manuf_mode(union me_hfsts1 hfsts1, union me_hfsts6 hfsts6)
-{
- /*
- * ME manufacturing mode is disabled if the descriptor is locked, fuses
- * are programmed and manufacturing variables are locked.
- */
- return !((hfsts1.fields.mfg_mode == 0) &&
- (hfsts6.fields.fpf_soc_lock == 1) &&
- (hfsts6.fields.manuf_lock == 1));
-}
-
-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;
- bool manuf_mode;
-
- 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);
-
- manuf_mode = is_manuf_mode(hfsts1, hfsts6);
- printk(BIOS_DEBUG, "ME: Manufacturing Mode : %s\n",
- manuf_mode ? "YES" : "NO");
- /*
- * The SPI Protection Mode bit reflects SPI descriptor
- * locked(0) or unlocked(1).
- */
- printk(BIOS_DEBUG, "ME: SPI Protection Mode Enabled : %s\n",
- hfsts1.fields.mfg_mode ? "NO" : "YES");
- printk(BIOS_DEBUG, "ME: FPFs Committed : %s\n",
- hfsts6.fields.fpf_soc_lock ? "YES" : "NO");
- printk(BIOS_DEBUG, "ME: Manufacturing Vars Locked : %s\n",
- hfsts6.fields.manuf_lock ? "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: Enhanced Debug Mode : %s\n",
- hfsts1.fields.invoke_enhance_dbg_mode ? "YES" : "NO");
- 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");
-
- if (CONFIG(SOC_INTEL_CSE_LITE_SKU))
- cse_log_ro_write_protection_info(manuf_mode);
-}
-
-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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 17:47:33 +0000