diff --git a/sys/dev/e1000/e1000_ich8lan.h b/sys/dev/e1000/e1000_ich8lan.h
index 12f912ebc6e0..caff11cbb899 100644
--- a/sys/dev/e1000/e1000_ich8lan.h
+++ b/sys/dev/e1000/e1000_ich8lan.h
@@ -113,11 +113,12 @@
 #define E1000_FEXTNVM7_DISABLE_PB_READ	0x00040000
 #define E1000_FEXTNVM7_SIDE_CLK_UNGATE	0x00000004
 #define E1000_FEXTNVM7_DISABLE_SMB_PERST	0x00000020
+#define E1000_FEXTNVM8_UNBIND_DPG_FROM_MPHY	0x00000400
 #define E1000_FEXTNVM9_IOSFSB_CLKGATE_DIS	0x00000800
 #define E1000_FEXTNVM9_IOSFSB_CLKREQ_DIS	0x00001000
 #define E1000_FEXTNVM11_DISABLE_PB_READ		0x00000200
 #define E1000_FEXTNVM11_DISABLE_MULR_FIX	0x00002000
-
+#define E1000_FEXTNVM12_DONT_WAK_DPG_CLKREQ	0x00001000
 /* bit24: RXDCTL thresholds granularity: 0 - cache lines, 1 - descriptors */
 #define E1000_RXDCTL_THRESH_UNIT_DESC	0x01000000
 
diff --git a/sys/dev/e1000/e1000_regs.h b/sys/dev/e1000/e1000_regs.h
index fe9834405359..01009d969620 100644
--- a/sys/dev/e1000/e1000_regs.h
+++ b/sys/dev/e1000/e1000_regs.h
@@ -66,8 +66,10 @@
 #define E1000_FEXTNVM4	0x00024  /* Future Extended NVM 4 - RW */
 #define E1000_FEXTNVM6	0x00010  /* Future Extended NVM 6 - RW */
 #define E1000_FEXTNVM7	0x000E4  /* Future Extended NVM 7 - RW */
+#define E1000_FEXTNVM8	0x5BB0  /* Future Extended NVM 8 - RW */
 #define E1000_FEXTNVM9	0x5BB4  /* Future Extended NVM 9 - RW */
 #define E1000_FEXTNVM11	0x5BBC  /* Future Extended NVM 11 - RW */
+#define E1000_FEXTNVM12	0x5BC0  /* Future Extended NVM 12 - RW */
 #define E1000_PCIEANACFG	0x00F18 /* PCIE Analog Config */
 #define E1000_FCT	0x00030  /* Flow Control Type - RW */
 #define E1000_CONNSW	0x00034  /* Copper/Fiber switch control - RW */