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authorTan, Lean Sheng <lean.sheng.tan@intel.com>2020-08-25 20:40:17 -0700
committerPatrick Georgi <pgeorgi@google.com>2020-09-08 05:29:37 +0000
commit05dfe3177dc728995e93ef6f9d1aa549bcbaa032 (patch)
tree5817d8dde3c1fa73e97ed401de848efdc9a6a32d /src/soc/intel/elkhartlake/me.c
parent320f2c1f06c355366ed105c037b254c5bfda56f3 (diff)
soc/intel/elkhartlake: Do initial SoC commit till ramstage
Clone entirely from Jasperlake List of changes on top off initial jasperlake clone 1. Replace "Jasperlake" with "Elkhartlake" 2. Replace "jsl" with "ehl" 3. Replace "jsp" with "mcc" 4. Rename structure based on Jasperlake with Elkhartlake 5. Clean up upd override in fsp_params.c will be added later 6. Sort #include files alphabetically as per comment 7. Remove doc details from espi.c until it is ready 8. Remove pch_isclk & camera clocks related codes 9. Add new #define NMI_STS_CNT & NMI_EN as per comment Signed-off-by: Tan, Lean Sheng <lean.sheng.tan@intel.com> Change-Id: I372b0bb5912e013445ed8df7c58d0a9ee9a7cf35 Reviewed-on: https://review.coreboot.org/c/coreboot/+/44802 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src/soc/intel/elkhartlake/me.c')
-rw-r--r--src/soc/intel/elkhartlake/me.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/soc/intel/elkhartlake/me.c b/src/soc/intel/elkhartlake/me.c
new file mode 100644
index 0000000000..d00702eef5
--- /dev/null
+++ b/src/soc/intel/elkhartlake/me.c
@@ -0,0 +1,69 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootstate.h>
+#include <console/console.h>
+#include <intelblocks/cse.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);