upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/grlib/greth.h

87 lines
2.4 KiB

/* Gaisler.com GRETH 10/100/1000 Ethernet MAC definitions
*
* (C) Copyright 2010, 2015
* Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __GRLIB_GRETH_H__
#define __GRLIB_GRETH_H__
#define GRETH_FD 0x10
#define GRETH_RESET 0x40
#define GRETH_MII_BUSY 0x8
#define GRETH_MII_NVALID 0x10
/* MII registers */
#define GRETH_MII_EXTADV_1000FD 0x00000200
#define GRETH_MII_EXTADV_1000HD 0x00000100
#define GRETH_MII_EXTPRT_1000FD 0x00000800
#define GRETH_MII_EXTPRT_1000HD 0x00000400
#define GRETH_MII_100T4 0x00000200
#define GRETH_MII_100TXFD 0x00000100
#define GRETH_MII_100TXHD 0x00000080
#define GRETH_MII_10FD 0x00000040
#define GRETH_MII_10HD 0x00000020
#define GRETH_BD_EN 0x800
#define GRETH_BD_WR 0x1000
#define GRETH_BD_IE 0x2000
#define GRETH_BD_LEN 0x7FF
#define GRETH_TXEN 0x1
#define GRETH_INT_TX 0x8
#define GRETH_TXI 0x4
#define GRETH_TXBD_STATUS 0x0001C000
#define GRETH_TXBD_MORE 0x20000
#define GRETH_TXBD_IPCS 0x40000
#define GRETH_TXBD_TCPCS 0x80000
#define GRETH_TXBD_UDPCS 0x100000
#define GRETH_TXBD_ERR_LC 0x10000
#define GRETH_TXBD_ERR_UE 0x4000
#define GRETH_TXBD_ERR_AL 0x8000
#define GRETH_TXBD_NUM 128
#define GRETH_TXBD_NUM_MASK (GRETH_TXBD_NUM-1)
#define GRETH_TX_BUF_SIZE 2048
#define GRETH_INT_RX 0x4
#define GRETH_RXEN 0x2
#define GRETH_RXI 0x8
#define GRETH_RXBD_STATUS 0xFFFFC000
#define GRETH_RXBD_ERR_AE 0x4000
#define GRETH_RXBD_ERR_FT 0x8000
#define GRETH_RXBD_ERR_CRC 0x10000
#define GRETH_RXBD_ERR_OE 0x20000
#define GRETH_RXBD_ERR_LE 0x40000
#define GRETH_RXBD_IP_DEC 0x80000
#define GRETH_RXBD_IP_CSERR 0x100000
#define GRETH_RXBD_UDP_DEC 0x200000
#define GRETH_RXBD_UDP_CSERR 0x400000
#define GRETH_RXBD_TCP_DEC 0x800000
#define GRETH_RXBD_TCP_CSERR 0x1000000
#define GRETH_RXBD_NUM 128
#define GRETH_RXBD_NUM_MASK (GRETH_RXBD_NUM-1)
#define GRETH_RX_BUF_SIZE 2048
/* Ethernet configuration registers */
typedef struct _greth_regs {
volatile unsigned int control;
volatile unsigned int status;
volatile unsigned int esa_msb;
volatile unsigned int esa_lsb;
volatile unsigned int mdio;
volatile unsigned int tx_desc_p;
volatile unsigned int rx_desc_p;
volatile unsigned int edcl_ip;
} greth_regs;
/* Ethernet buffer descriptor */
typedef struct _greth_bd {
volatile unsigned int stat;
unsigned int addr; /* Buffer address not changed by HW */
} greth_bd;
#endif