drivers/net/ethernet/freescale/fec.h - kernel/msm-4.9 - Gitiles

 /****************************************************************************/

 /*
  *	fec.h  --  Fast Ethernet Controller for Motorola ColdFire SoC
  *		   processors.
  *
  *	(C) Copyright 2000-2005, Greg Ungerer (gerg@snapgear.com)
  *	(C) Copyright 2000-2001, Lineo (www.lineo.com)
  */

 /****************************************************************************/
 #ifndef FEC_H
 #define	FEC_H
 /****************************************************************************/

 #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
     defined(CONFIG_M520x) || defined(CONFIG_M532x) || \
     defined(CONFIG_ARCH_MXC) || defined(CONFIG_SOC_IMX28)
 /*
  *	Just figures, Motorola would have to change the offsets for
  *	registers in the same peripheral device on different models
  *	of the ColdFire!
  */
 #define FEC_IEVENT		0x004 /* Interrupt event reg */
 #define FEC_IMASK		0x008 /* Interrupt mask reg */
 #define FEC_R_DES_ACTIVE	0x010 /* Receive descriptor reg */
 #define FEC_X_DES_ACTIVE	0x014 /* Transmit descriptor reg */
 #define FEC_ECNTRL		0x024 /* Ethernet control reg */
 #define FEC_MII_DATA		0x040 /* MII manage frame reg */
 #define FEC_MII_SPEED		0x044 /* MII speed control reg */
 #define FEC_MIB_CTRLSTAT	0x064 /* MIB control/status reg */
 #define FEC_R_CNTRL		0x084 /* Receive control reg */
 #define FEC_X_CNTRL		0x0c4 /* Transmit Control reg */
 #define FEC_ADDR_LOW		0x0e4 /* Low 32bits MAC address */
 #define FEC_ADDR_HIGH		0x0e8 /* High 16bits MAC address */
 #define FEC_OPD			0x0ec /* Opcode + Pause duration */
 #define FEC_HASH_TABLE_HIGH	0x118 /* High 32bits hash table */
 #define FEC_HASH_TABLE_LOW	0x11c /* Low 32bits hash table */
 #define FEC_GRP_HASH_TABLE_HIGH	0x120 /* High 32bits hash table */
 #define FEC_GRP_HASH_TABLE_LOW	0x124 /* Low 32bits hash table */
 #define FEC_X_WMRK		0x144 /* FIFO transmit water mark */
 #define FEC_R_BOUND		0x14c /* FIFO receive bound reg */
 #define FEC_R_FSTART		0x150 /* FIFO receive start reg */
 #define FEC_R_DES_START		0x180 /* Receive descriptor ring */
 #define FEC_X_DES_START		0x184 /* Transmit descriptor ring */
 #define FEC_R_BUFF_SIZE		0x188 /* Maximum receive buff size */
 #define FEC_MIIGSK_CFGR		0x300 /* MIIGSK Configuration reg */
 #define FEC_MIIGSK_ENR		0x308 /* MIIGSK Enable reg */

 #define BM_MIIGSK_CFGR_MII		0x00
 #define BM_MIIGSK_CFGR_RMII		0x01
 #define BM_MIIGSK_CFGR_FRCONT_10M	0x40

 #else

 #define FEC_ECNTRL		0x000 /* Ethernet control reg */
 #define FEC_IEVENT		0x004 /* Interrupt even reg */
 #define FEC_IMASK		0x008 /* Interrupt mask reg */
 #define FEC_IVEC		0x00c /* Interrupt vec status reg */
 #define FEC_R_DES_ACTIVE	0x010 /* Receive descriptor reg */
 #define FEC_X_DES_ACTIVE	0x014 /* Transmit descriptor reg */
 #define FEC_MII_DATA		0x040 /* MII manage frame reg */
 #define FEC_MII_SPEED		0x044 /* MII speed control reg */
 #define FEC_R_BOUND		0x08c /* FIFO receive bound reg */
 #define FEC_R_FSTART		0x090 /* FIFO receive start reg */
 #define FEC_X_WMRK		0x0a4 /* FIFO transmit water mark */
 #define FEC_X_FSTART		0x0ac /* FIFO transmit start reg */
 #define FEC_R_CNTRL		0x104 /* Receive control reg */
 #define FEC_MAX_FRM_LEN		0x108 /* Maximum frame length reg */
 #define FEC_X_CNTRL		0x144 /* Transmit Control reg */
 #define FEC_ADDR_LOW		0x3c0 /* Low 32bits MAC address */
 #define FEC_ADDR_HIGH		0x3c4 /* High 16bits MAC address */
 #define FEC_GRP_HASH_TABLE_HIGH	0x3c8 /* High 32bits hash table */
 #define FEC_GRP_HASH_TABLE_LOW	0x3cc /* Low 32bits hash table */
 #define FEC_R_DES_START		0x3d0 /* Receive descriptor ring */
 #define FEC_X_DES_START		0x3d4 /* Transmit descriptor ring */
 #define FEC_R_BUFF_SIZE		0x3d8 /* Maximum receive buff size */
 #define FEC_FIFO_RAM		0x400 /* FIFO RAM buffer */

 #endif /* CONFIG_M5272 */


 /*
  *	Define the buffer descriptor structure.
  */
 #if defined(CONFIG_ARCH_MXC) || defined(CONFIG_SOC_IMX28)
 struct bufdesc {
 	unsigned short cbd_datlen;	/* Data length */
 	unsigned short cbd_sc;	/* Control and status info */
 	unsigned long cbd_bufaddr;	/* Buffer address */
 };
 #else
 struct bufdesc {
 	unsigned short	cbd_sc;			/* Control and status info */
 	unsigned short	cbd_datlen;		/* Data length */
 	unsigned long	cbd_bufaddr;		/* Buffer address */
 };
 #endif

 /*
  *	The following definitions courtesy of commproc.h, which where
  *	Copyright (c) 1997 Dan Malek (dmalek@jlc.net).
  */
 #define BD_SC_EMPTY     ((ushort)0x8000)        /* Receive is empty */
 #define BD_SC_READY     ((ushort)0x8000)        /* Transmit is ready */
 #define BD_SC_WRAP      ((ushort)0x2000)        /* Last buffer descriptor */
 #define BD_SC_INTRPT    ((ushort)0x1000)        /* Interrupt on change */
 #define BD_SC_CM        ((ushort)0x0200)        /* Continuous mode */
 #define BD_SC_ID        ((ushort)0x0100)        /* Rec'd too many idles */
 #define BD_SC_P         ((ushort)0x0100)        /* xmt preamble */
 #define BD_SC_BR        ((ushort)0x0020)        /* Break received */
 #define BD_SC_FR        ((ushort)0x0010)        /* Framing error */
 #define BD_SC_PR        ((ushort)0x0008)        /* Parity error */
 #define BD_SC_OV        ((ushort)0x0002)        /* Overrun */
 #define BD_SC_CD        ((ushort)0x0001)        /* ?? */

 /* Buffer descriptor control/status used by Ethernet receive.
 */
 #define BD_ENET_RX_EMPTY        ((ushort)0x8000)
 #define BD_ENET_RX_WRAP         ((ushort)0x2000)
 #define BD_ENET_RX_INTR         ((ushort)0x1000)
 #define BD_ENET_RX_LAST         ((ushort)0x0800)
 #define BD_ENET_RX_FIRST        ((ushort)0x0400)
 #define BD_ENET_RX_MISS         ((ushort)0x0100)
 #define BD_ENET_RX_LG           ((ushort)0x0020)
 #define BD_ENET_RX_NO           ((ushort)0x0010)
 #define BD_ENET_RX_SH           ((ushort)0x0008)
 #define BD_ENET_RX_CR           ((ushort)0x0004)
 #define BD_ENET_RX_OV           ((ushort)0x0002)
 #define BD_ENET_RX_CL           ((ushort)0x0001)
 #define BD_ENET_RX_STATS        ((ushort)0x013f)        /* All status bits */

 /* Buffer descriptor control/status used by Ethernet transmit.
 */
 #define BD_ENET_TX_READY        ((ushort)0x8000)
 #define BD_ENET_TX_PAD          ((ushort)0x4000)
 #define BD_ENET_TX_WRAP         ((ushort)0x2000)
 #define BD_ENET_TX_INTR         ((ushort)0x1000)
 #define BD_ENET_TX_LAST         ((ushort)0x0800)
 #define BD_ENET_TX_TC           ((ushort)0x0400)
 #define BD_ENET_TX_DEF          ((ushort)0x0200)
 #define BD_ENET_TX_HB           ((ushort)0x0100)
 #define BD_ENET_TX_LC           ((ushort)0x0080)
 #define BD_ENET_TX_RL           ((ushort)0x0040)
 #define BD_ENET_TX_RCMASK       ((ushort)0x003c)
 #define BD_ENET_TX_UN           ((ushort)0x0002)
 #define BD_ENET_TX_CSL          ((ushort)0x0001)
 #define BD_ENET_TX_STATS        ((ushort)0x03ff)        /* All status bits */


 /****************************************************************************/
 #endif /* FEC_H */
	/****************************************************************************/

	/*
	* fec.h -- Fast Ethernet Controller for Motorola ColdFire SoC
	* processors.
	*
	* (C) Copyright 2000-2005, Greg Ungerer (gerg@snapgear.com)
	* (C) Copyright 2000-2001, Lineo (www.lineo.com)
	*/

	/****************************************************************************/
	#ifndef FEC_H
	#define FEC_H
	/****************************************************************************/

	#if defined(CONFIG_M523x) \|\| defined(CONFIG_M527x) \|\| defined(CONFIG_M528x) \|\| \
	defined(CONFIG_M520x) \|\| defined(CONFIG_M532x) \|\| \
	defined(CONFIG_ARCH_MXC) \|\| defined(CONFIG_SOC_IMX28)
	/*
	* Just figures, Motorola would have to change the offsets for
	* registers in the same peripheral device on different models
	* of the ColdFire!
	*/
	#define FEC_IEVENT 0x004 /* Interrupt event reg */
	#define FEC_IMASK 0x008 /* Interrupt mask reg */
	#define FEC_R_DES_ACTIVE 0x010 /* Receive descriptor reg */
	#define FEC_X_DES_ACTIVE 0x014 /* Transmit descriptor reg */
	#define FEC_ECNTRL 0x024 /* Ethernet control reg */
	#define FEC_MII_DATA 0x040 /* MII manage frame reg */
	#define FEC_MII_SPEED 0x044 /* MII speed control reg */
	#define FEC_MIB_CTRLSTAT 0x064 /* MIB control/status reg */
	#define FEC_R_CNTRL 0x084 /* Receive control reg */
	#define FEC_X_CNTRL 0x0c4 /* Transmit Control reg */
	#define FEC_ADDR_LOW 0x0e4 /* Low 32bits MAC address */
	#define FEC_ADDR_HIGH 0x0e8 /* High 16bits MAC address */
	#define FEC_OPD 0x0ec /* Opcode + Pause duration */
	#define FEC_HASH_TABLE_HIGH 0x118 /* High 32bits hash table */
	#define FEC_HASH_TABLE_LOW 0x11c /* Low 32bits hash table */
	#define FEC_GRP_HASH_TABLE_HIGH 0x120 /* High 32bits hash table */
	#define FEC_GRP_HASH_TABLE_LOW 0x124 /* Low 32bits hash table */
	#define FEC_X_WMRK 0x144 /* FIFO transmit water mark */
	#define FEC_R_BOUND 0x14c /* FIFO receive bound reg */
	#define FEC_R_FSTART 0x150 /* FIFO receive start reg */
	#define FEC_R_DES_START 0x180 /* Receive descriptor ring */
	#define FEC_X_DES_START 0x184 /* Transmit descriptor ring */
	#define FEC_R_BUFF_SIZE 0x188 /* Maximum receive buff size */
	#define FEC_MIIGSK_CFGR 0x300 /* MIIGSK Configuration reg */
	#define FEC_MIIGSK_ENR 0x308 /* MIIGSK Enable reg */

	#define BM_MIIGSK_CFGR_MII 0x00
	#define BM_MIIGSK_CFGR_RMII 0x01
	#define BM_MIIGSK_CFGR_FRCONT_10M 0x40

	#else

	#define FEC_ECNTRL 0x000 /* Ethernet control reg */
	#define FEC_IEVENT 0x004 /* Interrupt even reg */
	#define FEC_IMASK 0x008 /* Interrupt mask reg */
	#define FEC_IVEC 0x00c /* Interrupt vec status reg */
	#define FEC_R_DES_ACTIVE 0x010 /* Receive descriptor reg */
	#define FEC_X_DES_ACTIVE 0x014 /* Transmit descriptor reg */
	#define FEC_MII_DATA 0x040 /* MII manage frame reg */
	#define FEC_MII_SPEED 0x044 /* MII speed control reg */
	#define FEC_R_BOUND 0x08c /* FIFO receive bound reg */
	#define FEC_R_FSTART 0x090 /* FIFO receive start reg */
	#define FEC_X_WMRK 0x0a4 /* FIFO transmit water mark */
	#define FEC_X_FSTART 0x0ac /* FIFO transmit start reg */
	#define FEC_R_CNTRL 0x104 /* Receive control reg */
	#define FEC_MAX_FRM_LEN 0x108 /* Maximum frame length reg */
	#define FEC_X_CNTRL 0x144 /* Transmit Control reg */
	#define FEC_ADDR_LOW 0x3c0 /* Low 32bits MAC address */
	#define FEC_ADDR_HIGH 0x3c4 /* High 16bits MAC address */
	#define FEC_GRP_HASH_TABLE_HIGH 0x3c8 /* High 32bits hash table */
	#define FEC_GRP_HASH_TABLE_LOW 0x3cc /* Low 32bits hash table */
	#define FEC_R_DES_START 0x3d0 /* Receive descriptor ring */
	#define FEC_X_DES_START 0x3d4 /* Transmit descriptor ring */
	#define FEC_R_BUFF_SIZE 0x3d8 /* Maximum receive buff size */
	#define FEC_FIFO_RAM 0x400 /* FIFO RAM buffer */

	#endif /* CONFIG_M5272 */


	/*
	* Define the buffer descriptor structure.
	*/
	#if defined(CONFIG_ARCH_MXC) \|\| defined(CONFIG_SOC_IMX28)
	struct bufdesc {
	unsigned short cbd_datlen; /* Data length */
	unsigned short cbd_sc; /* Control and status info */
	unsigned long cbd_bufaddr; /* Buffer address */
	};
	#else
	struct bufdesc {
	unsigned short cbd_sc; /* Control and status info */
	unsigned short cbd_datlen; /* Data length */
	unsigned long cbd_bufaddr; /* Buffer address */
	};
	#endif

	/*
	* The following definitions courtesy of commproc.h, which where
	* Copyright (c) 1997 Dan Malek (dmalek@jlc.net).
	*/
	#define BD_SC_EMPTY ((ushort)0x8000) /* Receive is empty */
	#define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */
	#define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */
	#define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */
	#define BD_SC_CM ((ushort)0x0200) /* Continuous mode */
	#define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */
	#define BD_SC_P ((ushort)0x0100) /* xmt preamble */
	#define BD_SC_BR ((ushort)0x0020) /* Break received */
	#define BD_SC_FR ((ushort)0x0010) /* Framing error */
	#define BD_SC_PR ((ushort)0x0008) /* Parity error */
	#define BD_SC_OV ((ushort)0x0002) /* Overrun */
	#define BD_SC_CD ((ushort)0x0001) /* ?? */

	/* Buffer descriptor control/status used by Ethernet receive.
	*/
	#define BD_ENET_RX_EMPTY ((ushort)0x8000)
	#define BD_ENET_RX_WRAP ((ushort)0x2000)
	#define BD_ENET_RX_INTR ((ushort)0x1000)
	#define BD_ENET_RX_LAST ((ushort)0x0800)
	#define BD_ENET_RX_FIRST ((ushort)0x0400)
	#define BD_ENET_RX_MISS ((ushort)0x0100)
	#define BD_ENET_RX_LG ((ushort)0x0020)
	#define BD_ENET_RX_NO ((ushort)0x0010)
	#define BD_ENET_RX_SH ((ushort)0x0008)
	#define BD_ENET_RX_CR ((ushort)0x0004)
	#define BD_ENET_RX_OV ((ushort)0x0002)
	#define BD_ENET_RX_CL ((ushort)0x0001)
	#define BD_ENET_RX_STATS ((ushort)0x013f) /* All status bits */

	/* Buffer descriptor control/status used by Ethernet transmit.
	*/
	#define BD_ENET_TX_READY ((ushort)0x8000)
	#define BD_ENET_TX_PAD ((ushort)0x4000)
	#define BD_ENET_TX_WRAP ((ushort)0x2000)
	#define BD_ENET_TX_INTR ((ushort)0x1000)
	#define BD_ENET_TX_LAST ((ushort)0x0800)
	#define BD_ENET_TX_TC ((ushort)0x0400)
	#define BD_ENET_TX_DEF ((ushort)0x0200)
	#define BD_ENET_TX_HB ((ushort)0x0100)
	#define BD_ENET_TX_LC ((ushort)0x0080)
	#define BD_ENET_TX_RL ((ushort)0x0040)
	#define BD_ENET_TX_RCMASK ((ushort)0x003c)
	#define BD_ENET_TX_UN ((ushort)0x0002)
	#define BD_ENET_TX_CSL ((ushort)0x0001)
	#define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */


	/****************************************************************************/
	#endif /* FEC_H */