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-rw-r--r--src/soc/intel/skylake/include/soc/me.h12
-rw-r--r--src/soc/intel/skylake/me.c14
2 files changed, 26 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/include/soc/me.h b/src/soc/intel/skylake/include/soc/me.h
index 8dc21c381f..2736d1a04f 100644
--- a/src/soc/intel/skylake/include/soc/me.h
+++ b/src/soc/intel/skylake/include/soc/me.h
@@ -186,6 +186,18 @@ union me_hfs3 {
} __attribute__ ((packed)) fields;
};
+#define PCI_ME_HFSTS6 0x6c
+#define ME_HFS6_FPF_NOT_COMMITTED 0x0
+#define ME_HFS6_FPF_ERROR 0x2
+
+union me_hfs6 {
+ u32 data;
+ struct {
+ u32 reserved1: 30;
+ u32 fpf_nvars: 2;
+ } __attribute__ ((packed)) fields;
+};
+
/*
* Management Engine MMIO registers
*/
diff --git a/src/soc/intel/skylake/me.c b/src/soc/intel/skylake/me.c
index 5bc5c951f7..1865c00f7e 100644
--- a/src/soc/intel/skylake/me.c
+++ b/src/soc/intel/skylake/me.c
@@ -224,10 +224,12 @@ void intel_me_status(void)
union me_hfs hfs;
union me_hfs2 hfs2;
union me_hfs3 hfs3;
+ union me_hfs6 hfs6;
hfs.data = me_read_config32(PCI_ME_HFSTS1);
hfs2.data = me_read_config32(PCI_ME_HFSTS2);
hfs3.data = me_read_config32(PCI_ME_HFSTS3);
+ hfs6.data = me_read_config32(PCI_ME_HFSTS6);
/* Check Current States */
printk(BIOS_DEBUG, "ME: FW Partition Table : %s\n",
@@ -341,6 +343,18 @@ void intel_me_status(void)
hfs3.fields.fw_sku);
}
}
+
+ printk(BIOS_DEBUG, "ME: FPF status : ");
+ switch (hfs6.fields.fpf_nvars) {
+ case ME_HFS6_FPF_NOT_COMMITTED:
+ printk(BIOS_DEBUG, "unfused\n");
+ break;
+ case ME_HFS6_FPF_ERROR:
+ printk(BIOS_DEBUG, "unknown\n");
+ break;
+ default:
+ printk(BIOS_DEBUG, "fused\n");
+ }
}
/*