234 lines
7.9 KiB
C
234 lines
7.9 KiB
C
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/*
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* (C) Copyright 2001
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*******************************************************************************
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Copyright (C) Marvell International Ltd. and its affiliates
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********************************************************************************
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Marvell GPL License Option
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If you received this File from Marvell, you may opt to use, redistribute and/or
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modify this File in accordance with the terms and conditions of the General
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Public License Version 2, June 1991 (the "GPL License"), a copy of which is
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available along with the File in the license.txt file or by writing to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
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on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
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THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
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WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
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DISCLAIMED. The GPL License provides additional details about this warranty
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disclaimer.
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*******************************************************************************/
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/* #define DEBUG */
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#include <common.h>
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#include <command.h>
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#include <net.h>
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#include "mvSysHwConfig.h"
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#if defined(MV_INCLUDE_MONT_EXT) && defined (MV_INCLUDE_MONT_LOAD_NET)
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#if CONFIG_COMMANDS & CFG_CMD_BSP
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#include "mvTypes.h"
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#include "idma/mvIdma.h"
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extern void d_i_cache_clean(unsigned int Address, unsigned int byteCount);
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extern unsigned int VIRTUAL_TO_PHY(unsigned int address);
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/* defines relevant for the protocol between the loadnet and the fileloader.*/
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#define ENTRY_ADDR_OFFSET 0x2c - ETHER_HDR_SIZE - IP_HDR_SIZE
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#define PKT_HEADER_SIZE 0x38 - ETHER_HDR_SIZE - IP_HDR_SIZE
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#define LAST_PACKET_FLAG 0xffffffff
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#define NL_HASHES_PER_LINE 65
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/* indication for loadnet reached EOF */
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static MV_BOOL loadnet_done;
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/* the real load address */
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static MV_U32 loadnet_addr_gl;
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/* the files Size that was receied by loadnet. */
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static MV_U32 fileSize;
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/* in case we received an srec file, the srec program Entry. */
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static MV_U32 programAdressEntry;
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/* for print banner */
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static MV_U32 NetloadBlock;
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/* This function will be called from the NetReceive (net.c) whenever we will receive
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* a UDP packet with our IP address.
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* This function know how to process the packets received from the Marvell file
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* Loader utility.
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* input - pointer to the packet buffer after stripping the IP header.
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* (other input aren't relevant for us in this function)
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* output - update the global parameters, see above.
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*/
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static void
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mv_private_loadnet_handler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
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{
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MV_U32 entryAddress,byteCount,sourceAddress,destAddress;
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MV_U32 packetEnd;
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/* print progress.*/
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NetloadBlock++;
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putc ('#');
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if ((NetloadBlock % (NL_HASHES_PER_LINE)) == 0) {
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puts ("\n");
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}
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/* in case the file Loader transfer Srec to Bin it will send us the
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entry address of each packet data. */
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/* fixed for MIPS alignment was: entryAddress = (*(MV_U32 *)(pkt + ENTRY_ADDR_OFFSET)); */
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entryAddress = 0;
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#ifdef CONFIG_MV_LE
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entryAddress |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET + 0) << 24;
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entryAddress |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET + 1) << 16;
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entryAddress |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET + 2) << 8;
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entryAddress |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET + 3) << 0;
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#else
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{
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int i;
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for(i = 0; i < 2; i++ ){
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entryAddress |= (*(unsigned short *)(pkt + ENTRY_ADDR_OFFSET + i*2)) << ((1-i)*16);}
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}
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#endif
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/* last packet of a received file is marked. */
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if(entryAddress == LAST_PACKET_FLAG){
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loadnet_done = 1;
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return;}
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/* the byte count of the packet data */
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#ifdef CONFIG_MV_LE
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byteCount = 0;
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byteCount |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET +6) << 8;
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byteCount |= *(unsigned char *)(pkt + ENTRY_ADDR_OFFSET +7);
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#else
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byteCount = (*(short *)(pkt + ENTRY_ADDR_OFFSET +6)) ;
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#endif
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packetEnd = entryAddress + byteCount;
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/* should be set only in the first time */
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if(programAdressEntry == 0x0){
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programAdressEntry = entryAddress;
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debug("programAdressEntry = %x\n",programAdressEntry);}
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if(loadnet_addr_gl == 0x0){
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loadnet_addr_gl = entryAddress;
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debug("loadnet_addr_gl = %x\n",loadnet_addr_gl);}
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destAddress = (MV_U32)(entryAddress - programAdressEntry +
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loadnet_addr_gl);
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sourceAddress = (MV_U32)(pkt + PKT_HEADER_SIZE);
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debug(" Transfering from Source %x to Dest %x %x bytes\n",\
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sourceAddress,destAddress,byteCount);
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memcpy((MV_U32*)destAddress,(MV_U32*)sourceAddress,byteCount);
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fileSize = packetEnd - programAdressEntry;
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return;
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}
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/* load a file through the network interface, using UDP protocol only!!
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* ( this function is basically the client for Marvell fileLoader utility. )
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* this function doesn't transmit any thing, only receive!!
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* input - the address you want the file to be loaded to.
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* if set to 0, the file will be loaded to the address given by the file
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* loader according to the srec entry address.
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* output - the address that the file was loaded to.
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* return - the file size received from the file loader.
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*/
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int load_net(MV_U32 *loadnet_addr){
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DECLARE_GLOBAL_DATA_PTR;
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bd_t *bd = gd->bd;
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/* delay for MIPS LE stuck issue - probably unstable board. ??? */
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printf("\n");
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eth_halt();
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/* initilize the ethernet port */
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if(eth_init(bd) < 0)
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return(-1);
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/* set the Network parameters */
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memcpy (NetOurEther, bd->bi_enetaddr, 6);
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NetCopyIP(&NetOurIP, &bd->bi_ip_addr);
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NetOurGatewayIP = getenv_IPaddr ("gatewayip");
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NetOurSubnetMask= getenv_IPaddr ("netmask");
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NetServerIP = getenv_IPaddr ("serverip");
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/* set the Rx handler */
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NetSetHandler (mv_private_loadnet_handler);
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/* initialize global parameters. */
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programAdressEntry = 0;
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loadnet_done = 0;
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fileSize = 0;
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loadnet_addr_gl = *loadnet_addr;
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NetloadBlock = 0;
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printf("Load File - Send your file when ready...\n");
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/* main loop */
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for (;;) {
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/* Check the ethernet for a new packet. The ethernet
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* receive routine will process it. */
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eth_rx();
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/* Abort if ctrl-c was pressed. */
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if (ctrlc()) {
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eth_halt();
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printf("\nAbort\n");
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return (-1);
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}
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/* if load net detected EOF*/
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if(loadnet_done == 1) break;
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}
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/* close the ethernet port */
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eth_halt();
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*loadnet_addr = loadnet_addr_gl;
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return fileSize;
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}
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int
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loadnet_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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int size;
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MV_U32 tmp = 0;
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if(!enaMonExt()){
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printf("This command can be used only if enaMonExt is set!\n");
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return 0;}
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size = load_net(&tmp);
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printf("\nFile loaded successfully...\n");
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printf("Entry Address: 0x%x\n",tmp);
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printf("File size: %d bytes.\n",size);
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return 1;
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}
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U_BOOT_CMD(
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ln, 1, 1, loadnet_cmd,
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"ln - Load S-Record executable file through the network interface. \n",
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"\t \n"
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"\tLoad S-Record executable file via thr first avilable ethernet port.\n"
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"\t(This command can be used only if enaMonExt is set!)\n"
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);
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#endif
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#endif /* #if defined(MV_INCLUDE_MONT_EXT) */
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