diff --git a/libc/kernel/uapi/linux/mdio.h b/libc/kernel/uapi/linux/mdio.h
index 2305f64..711aaf1 100644
--- a/libc/kernel/uapi/linux/mdio.h
+++ b/libc/kernel/uapi/linux/mdio.h
@@ -81,6 +81,8 @@
 #define MDIO_AN_10BT1_AN_CTRL 526
 #define MDIO_AN_10BT1_AN_STAT 527
 #define MDIO_PMA_PMD_BT1_CTRL 2100
+#define MDIO_PCS_1000BT1_CTRL 2304
+#define MDIO_PCS_1000BT1_STAT 2305
 #define MDIO_PMA_LASI_RXCTRL 0x9000
 #define MDIO_PMA_LASI_TXCTRL 0x9001
 #define MDIO_PMA_LASI_CTRL 0x9002
@@ -273,6 +275,8 @@
 #define MDIO_PMA_10T1L_STAT_LB_ABLE 0x2000
 #define MDIO_PCS_10T1L_CTRL_LB 0x4000
 #define MDIO_PCS_10T1L_CTRL_RESET 0x8000
+#define MDIO_PMA_PMD_BT1_B100_ABLE 0x0001
+#define MDIO_PMA_PMD_BT1_B1000_ABLE 0x0002
 #define MDIO_PMA_PMD_BT1_B10L_ABLE 0x0004
 #define MDIO_AN_T1_ADV_L_PAUSE_CAP ADVERTISE_PAUSE_CAP
 #define MDIO_AN_T1_ADV_L_PAUSE_ASYM ADVERTISE_PAUSE_ASYM
@@ -296,7 +300,14 @@
 #define MDIO_AN_T1_LP_H_10L_TX_HI 0x2000
 #define MDIO_AN_10BT1_AN_CTRL_ADV_EEE_T1L 0x4000
 #define MDIO_AN_10BT1_AN_STAT_LPA_EEE_T1L 0x4000
+#define MDIO_PMA_PMD_BT1_CTRL_STRAP 0x000F
+#define MDIO_PMA_PMD_BT1_CTRL_STRAP_B1000 0x0001
 #define MDIO_PMA_PMD_BT1_CTRL_CFG_MST 0x4000
+#define MDIO_PCS_1000BT1_CTRL_LOW_POWER 0x0800
+#define MDIO_PCS_1000BT1_CTRL_DISABLE_TX 0x4000
+#define MDIO_PCS_1000BT1_CTRL_RESET 0x8000
+#define MDIO_PCS_1000BT1_STAT_LINK 0x0004
+#define MDIO_PCS_1000BT1_STAT_FAULT 0x0080
 #define MDIO_AN_EEE_ADV_100TX 0x0002
 #define MDIO_AN_EEE_ADV_1000T 0x0004
 #define MDIO_EEE_100TX MDIO_AN_EEE_ADV_100TX