1 files changed, 98 insertions, 0 deletions
diff --git a/u-boot/drivers/net/mpc512x_fec.h b/u-boot/drivers/net/mpc512x_fec.h
new file mode 100644
index 0000000..a083cca
--- /dev/null
+++ b/u-boot/drivers/net/mpc512x_fec.h
@@ -0,0 +1,98 @@
+/*
+ * (C) Copyright 2003 - 2009
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Derived from the MPC8xx driver's header file.
+ */
+
+#ifndef __MPC512X_FEC_H
+#define __MPC512X_FEC_H
+
+#include <common.h>
+
+/* Receive & Transmit Buffer Descriptor definitions */
+typedef struct BufferDescriptor {
+	u16 status;
+	u16 dataLength;
+	u32 dataPointer;
+} FEC_RBD;
+
+typedef struct {
+	u16 status;
+	u16 dataLength;
+	u32 dataPointer;
+} FEC_TBD;
+
+/* private structure */
+typedef enum {
+	SEVENWIRE,			/* 7-wire       */
+	MII10,				/* MII 10Mbps   */
+	MII100				/* MII 100Mbps  */
+} xceiver_type;
+
+/* BD Numer definitions */
+#define FEC_TBD_NUM		48	/* The user can adjust this value */
+#define FEC_RBD_NUM		32	/* The user can adjust this value */
+
+/* packet size limit */
+#define FEC_MAX_FRAME_LEN	1522	/* recommended default value */
+
+/* Buffer size must be evenly divisible by 16 */
+#define FEC_BUFFER_SIZE		((FEC_MAX_FRAME_LEN + 0x10) & (~0xf))
+
+typedef struct {
+	u8 frame[FEC_BUFFER_SIZE];
+} mpc512x_frame;
+
+typedef struct {
+	FEC_RBD rbd[FEC_RBD_NUM];			/* RBD ring */
+	FEC_TBD tbd[FEC_TBD_NUM];			/* TBD ring */
+	mpc512x_frame recv_frames[FEC_RBD_NUM];		/* receive buff */
+} mpc512x_buff_descs;
+
+typedef struct {
+	volatile fec512x_t *eth;
+	xceiver_type xcv_type;		/* transceiver type */
+	mpc512x_buff_descs *bdBase;	/* BD rings and recv buffer */
+	u16 rbdIndex;			/* next receive BD to read */
+	u16 tbdIndex;			/* next transmit BD to send */
+	u16 usedTbdIndex;		/* next transmit BD to clean */
+	u16 cleanTbdNum;		/* the number of available transmit BDs */
+} mpc512x_fec_priv;
+
+/* RBD bits definitions */
+#define FEC_RBD_EMPTY		0x8000	/* Buffer is empty */
+#define FEC_RBD_WRAP		0x2000	/* Last BD in ring */
+#define FEC_RBD_LAST		0x0800	/* Buffer is last in frame(useless) */
+#define FEC_RBD_MISS		0x0100	/* Miss bit for prom mode */
+#define FEC_RBD_BC		0x0080	/* The received frame is broadcast frame */
+#define FEC_RBD_MC		0x0040	/* The received frame is multicast frame */
+#define FEC_RBD_LG		0x0020	/* Frame length violation */
+#define FEC_RBD_NO		0x0010	/* Nonoctet align frame */
+#define FEC_RBD_SH		0x0008	/* Short frame */
+#define FEC_RBD_CR		0x0004	/* CRC error */
+#define FEC_RBD_OV		0x0002	/* Receive FIFO overrun */
+#define FEC_RBD_TR		0x0001	/* Frame is truncated */
+#define FEC_RBD_ERR		(FEC_RBD_LG | FEC_RBD_NO | FEC_RBD_CR | \
+				FEC_RBD_OV | FEC_RBD_TR)
+
+/* TBD bits definitions */
+#define FEC_TBD_READY		0x8000	/* Buffer is ready */
+#define FEC_TBD_WRAP		0x2000	/* Last BD in ring */
+#define FEC_TBD_LAST		0x0800	/* Buffer is last in frame */
+#define FEC_TBD_TC		0x0400	/* Transmit the CRC */
+#define FEC_TBD_ABC		0x0200	/* Append bad CRC */
+
+/* MII-related definitios */
+#define FEC_MII_DATA_ST		0x40000000	/* Start of frame delimiter */
+#define FEC_MII_DATA_OP_RD	0x20000000	/* Perform a read operation */
+#define FEC_MII_DATA_OP_WR	0x10000000	/* Perform a write operation */
+#define FEC_MII_DATA_PA_MSK	0x0f800000	/* PHY Address field mask */
+#define FEC_MII_DATA_RA_MSK	0x007c0000	/* PHY Register field mask */
+#define FEC_MII_DATA_TA		0x00020000	/* Turnaround */
+#define FEC_MII_DATA_DATAMSK	0x0000ffff	/* PHY data field */
+
+#define FEC_MII_DATA_RA_SHIFT	18	/* MII Register address bits */
+#define FEC_MII_DATA_PA_SHIFT	23	/* MII PHY address bits */
+
+#endif	/* __MPC512X_FEC_H */