diff options
Diffstat (limited to 'board/xilinx/xilinx_enet/emac_adapter.c')
| -rw-r--r-- | board/xilinx/xilinx_enet/emac_adapter.c | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/board/xilinx/xilinx_enet/emac_adapter.c b/board/xilinx/xilinx_enet/emac_adapter.c deleted file mode 100644 index 35bcc4d9da..0000000000 --- a/board/xilinx/xilinx_enet/emac_adapter.c +++ /dev/null @@ -1,165 +0,0 @@ -/****************************************************************************** -* -* Author: Xilinx, Inc. -* -* -* This program is free software; you can redistribute it and/or modify it -* under the terms of the GNU General Public License as published by the -* Free Software Foundation; either version 2 of the License, or (at your -* option) any later version. -* -* -* XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A -* COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS -* ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR STANDARD, -* XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION IS FREE -* FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE FOR OBTAINING -* ANY THIRD PARTY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION. -* XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO -* THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY -* WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM -* CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND -* FITNESS FOR A PARTICULAR PURPOSE. -* -* -* Xilinx hardware products are not intended for use in life support -* appliances, devices, or systems. Use in such applications is -* expressly prohibited. -* -* -* (c) Copyright 2002-2004 Xilinx Inc. -* All rights reserved. -* -* -* You should have received a copy of the GNU General Public License along -* with this program; if not, write to the Free Software Foundation, Inc., -* 675 Mass Ave, Cambridge, MA 02139, USA. -* -******************************************************************************/ - -#include <config.h> -#include <common.h> -#include <net.h> -#include "xemac.h" - -#if defined(XPAR_EMAC_0_DEVICE_ID) -/* - * ENET_MAX_MTU and ENET_MAX_MTU_ALIGNED are set from - * PKTSIZE and PKTSIZE_ALIGN (include/net.h) - */ - -#define ENET_MAX_MTU PKTSIZE -#define ENET_MAX_MTU_ALIGNED PKTSIZE_ALIGN -#define ENET_ADDR_LENGTH 6 - -static XEmac Emac; -static char etherrxbuff[PKTSIZE_ALIGN]; /* Receive buffer */ - -/* hardcoded MAC address for the Xilinx EMAC Core when env is nowhere*/ -#ifdef CONFIG_ENV_IS_NOWHERE -static u8 EMACAddr[ENET_ADDR_LENGTH] = { 0x00, 0x0a, 0x35, 0x00, 0x22, 0x01 }; -#endif - -static int initialized = 0; - -void -eth_halt(void) -{ - if (initialized) - (void) XEmac_Stop(&Emac); -} - -int -eth_init(bd_t * bis) -{ - u32 Options; - XStatus Result; - uchar enetaddr[6]; - -#ifdef DEBUG - printf("EMAC Initialization Started\n\r"); -#endif - - Result = XEmac_Initialize(&Emac, XPAR_EMAC_0_DEVICE_ID); - if (Result != XST_SUCCESS) { - return 0; - } - - /* make sure the Emac is stopped before it is started */ - (void) XEmac_Stop(&Emac); - - if (!eth_getenv_enetaddr("ethaddr", enetaddr)) { -#ifdef CONFIG_ENV_IS_NOWHERE - memcpy(enetaddr, EMACAddr, 6); - eth_setenv_enetaddr("ethaddr", enetaddr); -#endif - } - - Result = XEmac_SetMacAddress(&Emac, enetaddr); - if (Result != XST_SUCCESS) { - return 0; - } - - Options = - (XEM_POLLED_OPTION | XEM_UNICAST_OPTION | XEM_BROADCAST_OPTION | - XEM_FDUPLEX_OPTION | XEM_INSERT_FCS_OPTION | - XEM_INSERT_PAD_OPTION); - Result = XEmac_SetOptions(&Emac, Options); - if (Result != XST_SUCCESS) { - return 0; - } - - Result = XEmac_Start(&Emac); - if (Result != XST_SUCCESS) { - return 0; - } -#ifdef DEBUG - printf("EMAC Initialization complete\n\r"); -#endif - - initialized = 1; - - return (0); -} - -/*-----------------------------------------------------------------------------+ -+-----------------------------------------------------------------------------*/ -int -eth_send(volatile void *ptr, int len) -{ - XStatus Result; - - if (len > ENET_MAX_MTU) - len = ENET_MAX_MTU; - - Result = XEmac_PollSend(&Emac, (u8 *) ptr, len); - if (Result == XST_SUCCESS) { - return (1); - } else { - printf("Error while sending frame\n\r"); - return (0); - } - -} - -int -eth_rx(void) -{ - u32 RecvFrameLength; - XStatus Result; - - RecvFrameLength = PKTSIZE; - Result = XEmac_PollRecv(&Emac, (u8 *) etherrxbuff, &RecvFrameLength); - if (Result == XST_SUCCESS) { -#ifndef CONFIG_EMACLITE - NetReceive((uchar *)etherrxbuff, RecvFrameLength); -#else - NetReceive(etherrxbuff, RecvFrameLength); -#endif - return (1); - } else { - return (0); - } -} - -#endif |