Initial revision
diff --git a/board/cogent/kbm.h b/board/cogent/kbm.h
new file mode 100644
index 0000000..7eb419c
--- /dev/null
+++ b/board/cogent/kbm.h
@@ -0,0 +1,79 @@
+/* keyboard/mouse not implemented yet */
+
+extern int cma_kbm_not_implemented;
+
+/**************** DEFINES for H8542B Keyboard/Mouse Controller ***************/
+
+/*
+ * note the auxillary port is used to control the mouse
+ */
+
+/* 8542B Commands (Sent to the Command Port) */
+#define HT8542_CMD_SET_BYTE 0x60 /* Set the command byte */
+#define HT8542_CMD_GET_BYTE 0x20 /* Get the command byte */
+#define HT8542_CMD_KBD_OBUFF 0xD2 /* Write to HT8542 Kbd Output Buffer */
+#define HT8542_CMD_AUX_OBUFF 0xD3 /* Write to HT8542 Mse Output Buffer */
+#define HT8542_CMD_AUX_WRITE 0xD4 /* Write to Mouse Port */
+#define HT8542_CMD_AUX_OFF 0xA7 /* Disable Mouse Port */
+#define HT8542_CMD_AUX_ON 0xA8 /* Re-Enable Mouse Port */
+#define HT8542_CMD_AUX_TEST 0xA9 /* Test for the presence of a Mouse */
+#define HT8542_CMD_DIAG 0xAA /* Start Diagnostics */
+#define HT8542_CMD_KBD_TEST 0xAB /* Test for presence of a keyboard */
+#define HT8542_CMD_KBD_OFF 0xAD /* Disable Kbd Port (use KBD_DAT_ON) */
+#define HT8542_CMD_KBD_ON 0xAE /* Enable Kbd Port (use KBD_DAT_OFF) */
+
+/* HT8542B cmd byte set by KBD_CMD_SET_BYTE and retrieved by KBD_CMD_GET_BYTE */
+#define HT8542_CMD_BYTE_TRANS 0x40
+#define HT8542_CMD_BYTE_AUX_OFF 0x20 /* 1 = mse port disabled, 0 = enabled */
+#define HT8542_CMD_BYTE_KBD_OFF 0x10 /* 1 = kbd port disabled, 0 = enabled */
+#define HT8542_CMD_BYTE_OVER 0x08 /* 1 = override keyboard lock */
+#define HT8542_CMD_BYTE_RES 0x04 /* reserved */
+#define HT8542_CMD_BYTE_AUX_INT 0x02 /* 1 = enable mouse interrupt */
+#define HT8542_CMD_BYTE_KBD_INT 0x01 /* 1 = enable keyboard interrupt */
+
+/* Keyboard Commands (Sent to the Data Port) */
+#define KBD_CMD_LED 0xED /* Set Keyboard LEDS with next byte */
+#define KBD_CMD_ECHO 0xEE /* Echo - we get 0xFA, 0xEE back */
+#define KBD_CMD_MODE 0xF0 /* set scan code mode with next byte */
+#define KBD_CMD_ID 0xF2 /* get keyboard/mouse ID */
+#define KBD_CMD_RPT 0xF3 /* Set Repeat Rate and Delay 2nd Byte */
+#define KBD_CMD_ON 0xF4 /* Enable keyboard */
+#define KBD_CMD_OFF 0xF5 /* Disables Scanning, Resets to Def */
+#define KBD_CMD_DEF 0xF6 /* Reverts kbd to default settings */
+#define KBD_CMD_RST 0xFF /* Reset - should get 0xFA, 0xAA back */
+
+/* Set LED second bit defines */
+#define KBD_CMD_LED_SCROLL 0x01 /* Set SCROLL LOCK LED on */
+#define KBD_CMD_LED_NUM 0x02 /* Set NUM LOCK LED on */
+#define KBD_CMD_LED_CAPS 0x04 /* Set CAPS LOCK LED on */
+
+/* Set Mode second byte defines */
+#define KBD_CMD_MODE_STAT 0x00 /* get current scan code mode */
+#define KBD_CMD_MODE_SCAN1 0x01 /* set mode to scan code 1 */
+#define KBD_CMD_MODE_SCAN2 0x02 /* set mode to scan code 2 */
+#define KBD_CMD_MODE_SCAN3 0x03 /* set mode to scan code 3 */
+
+/* Keyboard/Mouse ID Codes */
+#define KBD_CMD_ID_1ST 0xAB /* 1st byte is 0xAB, 2nd is actual ID */
+#define KBD_CMD_ID_KBD 0x83 /* Keyboard */
+#define KBD_CMD_ID_MOUSE 0x00 /* Mouse */
+
+/* Keyboard Data Return Defines */
+#define KBD_STAT_OVER 0x00 /* Buffer Overrun */
+#define KBD_STAT_DIAG_OK 0x55 /* Internal Self Test OK */
+#define KBD_STAT_RST_OK 0xAA /* Reset Complete */
+#define KBD_STAT_ECHO 0xEE /* Echo Command Return */
+#define KBD_STAT_BRK 0xF0 /* Prefix for Break Key Code */
+#define KBD_STAT_ACK 0xFA /* Received after all commands */
+#define KBD_STAT_DIAG_FAIL 0xFD /* Internal Self Test Failed */
+#define KBD_STAT_RESEND 0xFE /* Resend Last Command */
+
+/* HT8542B Status Register Bit Defines */
+#define HT8542_STAT_OBF 0x01 /* 1 = output buffer is full */
+#define HT8542_STAT_IBF 0x02 /* 1 = input buffer is full */
+#define HT8542_STAT_SYS 0x04 /* system flag - unused */
+#define HT8542_STAT_CMD 0x08 /* 1 = cmd in input buffer, 0 = data */
+#define HT8542_STAT_INH 0x10 /* 1 = Inhibit - unused */
+#define HT8542_STAT_TX 0x20 /* 1 = Transmit Timeout has occured */
+#define HT8542_STAT_RX 0x40 /* 1 = Receive Timeout has occured */
+#define HT8542_STAT_PERR 0x80 /* 1 = Parity Error from Keyboard */