/*------------------------------------------------------------------------------------------*\
\*------------------------------------------------------------------------------------------*/
#ifndef _EMAC_H_
#define _EMAC_H_

#define EMAC_MDIO_CLOCK_FREQ    2200000     /* 2.2 MHz */
#define EMACA_BASE              EMAC_BASE

#define EWRAP_R                 (*(volatile unsigned *)(EMAC_BASE + CTL_MODUL_OFF))

#define FIFO_CTL_OFF            0x16C
#define MAC_CONFIG_OFF          0x170
#define SOFTRESET_OFF           0x174
#define TXINTSTATRAW_OFF        0x180
#define TXINTSTATMASK_OFF       0x184
#define TXINTMASKSET_OFF        0x188
#define TXINTMASKCLEAR_OFF      0x18C
#define MACINVECTOR_OFF         0x190
#define RXINTSTATRAW_OFF        0x1A0
#define RXINTSTATMASK_OFF       0x1A4
#define RXINTMASKSET_OFF        0x1A8
#define RXINTMASKCLEAR_OFF      0x1AC
#define MACINTSTATRAW_OFF       0x1B0
#define MACINTSTATMASK_OFF      0x1B4
#define MACINTMASKSET_OFF       0x1B8
#define MACINTMASKCLEAR_OFF     0x1BC

#define MAC_SRC_ADDR_LOW_OFF    0x1D0
#define MAC_SRC_ADDR_HIGH_OFF   0x1D4

#define MAC_ADDR_LOW_OFF        0x500
#define MAC_ADDR_HIGH_OFF       0x504
#define MAC_INDEX_OFF           0x508


/*------------------------------------------------------------------------------------------*\
 * moeglicherweise liegen die Interruptregister an falschen Adressen!
 * der struct ist aus u-boot uebernommen und weicht von dem Datenblatt ab!
 * union _cpmac_Rx_MBP_Enable  RX_MBP_ENABLE liegt wieder an der richtigen Adresse
\*------------------------------------------------------------------------------------------*/

/* Ethernet MAC Register Overlay Structure */
struct cpmac_regs {
    volatile unsigned int       TX_ID_VER;
    union _cpmac_RTx_Ctrl       TX_CONTROL;
    volatile unsigned int       TX_TEARDOWN;
    volatile unsigned int       reserved[1];
    volatile unsigned int       RX_ID_VER;
    union _cpmac_RTx_Ctrl       RX_CONTROL;
    volatile unsigned int       RX_TEARDOWN;
    volatile unsigned int       reserved1[25];
    volatile unsigned int       TX_INT_STATRAW;                 /*--- 0x01C80080 ---*/
    volatile unsigned int       TX_INT_STATMASKED;
    volatile unsigned int       TX_INT_MASKSET;
    volatile unsigned int       TX_INT_MASKCLEAR;
    volatile unsigned int       MAC_IN_VECTOR;
    volatile unsigned int       reserved2[3];
    volatile unsigned int       RX_INT_STATRAW;
    volatile unsigned int       RX_INT_STATMASKED;
    volatile unsigned int       RX_INT_MASKSET;
    volatile unsigned int       RX_INT_MASKCLEAR;
    volatile unsigned int       MAC_INT_STATRAW;
    volatile unsigned int       MAC_INT_STATMASKED;
    volatile unsigned int       MAC_INT_MASKSET;
    volatile unsigned int       MAC_INT_MASKCLEAR;
    volatile unsigned int       reserved3[16];
    union _cpmac_Rx_MBP_Enable  RX_MBP_ENABLE;                  /*--- 0x01C80100 ---*/
    union _cpmac_Rx_UNI         RX_UNICAST_SET;
    union _cpmac_Rx_UNI         RX_UNICAST_CLEAR;
    union _cpmac_Rx_MaxLen      RX_MAX_LEN;
    union _cpmac_Rx_Boffset     RX_BUFFER_OFFSET;
    volatile unsigned int       RX_FILTER_LOWTHRESH;
    volatile unsigned int       reserved4[2];
    volatile unsigned int       RX_FLOW_THRESH[CHANNEL_MAX];
    volatile unsigned int       RX_FREE_BUFFER[CHANNEL_MAX];
    union _cpmac_MAC_Stat       MAC_CONTROL;
    volatile unsigned int       MAC_STATUS;
    volatile unsigned int       EMC_ONTROL;
    volatile unsigned int       FIFO_CONTROL;
    volatile unsigned int       MAC_CONFIG;
    volatile unsigned int       SOFTRESET;
    volatile unsigned int       reserved5[22];
    volatile unsigned int       MAC_SRCADDR_LOW;                /*--- 0x01C801D0 ---*/
    volatile unsigned int       MAC_SRCADDR_HIGH;
    volatile unsigned int       MAC_HASH1;
    volatile unsigned int       MAC_HASH2;
    union _cpmac_Bofftest       BOFF_TEST;
    volatile unsigned int       TPACE_TEST;
    volatile unsigned int       RX_PAUSE;
    volatile unsigned int       TX_PAUSE;
    volatile unsigned int       reserved6[4];
    struct _cpmac_statistic_    STATISTIC;                      /*--- 0x01C80200 ---*/
    volatile unsigned int       reserved7[156];
    volatile unsigned int       MAC_ADDR_LOW;                   /*--- 0x01C80500 ---*/
    volatile unsigned int       MAC_ADDR_HIGH;
    volatile unsigned int       MAC_INDEX;
    volatile unsigned int       reserved8[61];
    volatile unsigned int       TX_DMA_HDP[CHANNEL_MAX];        /*--- 0x01C80600 ---*/
    volatile unsigned int       RX_DMA_HDP[CHANNEL_MAX];
    volatile unsigned int       TX_INT_ACK[CHANNEL_MAX];
    volatile unsigned int       RX_INT_ACK[CHANNEL_MAX];
};

/* EMAC Wrapper Register Overlay */
struct ewrap_regs {
    volatile unsigned int reserved[1025];
    volatile unsigned int EWCTL;
    volatile unsigned int EWINTTCNT;
}; 


#endif /*--- #ifndef _EMAC_H_ ---*/