266 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			266 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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 * (C) Copyright 2002
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 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
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 * Keith Outwater, keith_outwater@mvis.com
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 *
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 * See file CREDITS for list of people who contributed to this
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 * project.
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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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/*
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 *  Xilinx FPGA support
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 */
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#include <common.h>
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#include <virtex2.h>
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#include <spartan2.h>
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#include <spartan3.h>
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#if 0
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#define FPGA_DEBUG
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#endif
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/* Define FPGA_DEBUG to get debug printf's */
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#ifdef	FPGA_DEBUG
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#define	PRINTF(fmt,args...)	printf (fmt ,##args)
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#else
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#define PRINTF(fmt,args...)
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#endif
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/* Local Static Functions */
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static int xilinx_validate (Xilinx_desc * desc, char *fn);
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/* ------------------------------------------------------------------------- */
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int xilinx_load(Xilinx_desc *desc, const void *buf, size_t bsize)
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{
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	int ret_val = FPGA_FAIL;	/* assume a failure */
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	if (!xilinx_validate (desc, (char *)__FUNCTION__)) {
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		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
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	} else
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		switch (desc->family) {
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		case Xilinx_Spartan2:
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#if defined(CONFIG_FPGA_SPARTAN2)
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			PRINTF ("%s: Launching the Spartan-II Loader...\n",
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					__FUNCTION__);
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			ret_val = Spartan2_load (desc, buf, bsize);
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#else
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			printf ("%s: No support for Spartan-II devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		case Xilinx_Spartan3:
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#if defined(CONFIG_FPGA_SPARTAN3)
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			PRINTF ("%s: Launching the Spartan-III Loader...\n",
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					__FUNCTION__);
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			ret_val = Spartan3_load (desc, buf, bsize);
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#else
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			printf ("%s: No support for Spartan-III devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		case Xilinx_Virtex2:
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#if defined(CONFIG_FPGA_VIRTEX2)
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			PRINTF ("%s: Launching the Virtex-II Loader...\n",
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					__FUNCTION__);
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			ret_val = Virtex2_load (desc, buf, bsize);
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#else
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			printf ("%s: No support for Virtex-II devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		default:
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			printf ("%s: Unsupported family type, %d\n",
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					__FUNCTION__, desc->family);
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		}
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	return ret_val;
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}
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int xilinx_dump(Xilinx_desc *desc, const void *buf, size_t bsize)
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{
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	int ret_val = FPGA_FAIL;	/* assume a failure */
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	if (!xilinx_validate (desc, (char *)__FUNCTION__)) {
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		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
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	} else
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		switch (desc->family) {
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		case Xilinx_Spartan2:
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#if defined(CONFIG_FPGA_SPARTAN2)
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			PRINTF ("%s: Launching the Spartan-II Reader...\n",
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					__FUNCTION__);
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			ret_val = Spartan2_dump (desc, buf, bsize);
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#else
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			printf ("%s: No support for Spartan-II devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		case Xilinx_Spartan3:
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#if defined(CONFIG_FPGA_SPARTAN3)
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			PRINTF ("%s: Launching the Spartan-III Reader...\n",
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					__FUNCTION__);
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			ret_val = Spartan3_dump (desc, buf, bsize);
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#else
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			printf ("%s: No support for Spartan-III devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		case Xilinx_Virtex2:
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#if defined( CONFIG_FPGA_VIRTEX2)
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			PRINTF ("%s: Launching the Virtex-II Reader...\n",
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					__FUNCTION__);
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			ret_val = Virtex2_dump (desc, buf, bsize);
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#else
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			printf ("%s: No support for Virtex-II devices.\n",
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					__FUNCTION__);
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#endif
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			break;
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		default:
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			printf ("%s: Unsupported family type, %d\n",
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					__FUNCTION__, desc->family);
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		}
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	return ret_val;
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}
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int xilinx_info (Xilinx_desc * desc)
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{
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	int ret_val = FPGA_FAIL;
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	if (xilinx_validate (desc, (char *)__FUNCTION__)) {
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		printf ("Family:        \t");
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		switch (desc->family) {
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		case Xilinx_Spartan2:
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			printf ("Spartan-II\n");
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			break;
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		case Xilinx_Spartan3:
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			printf ("Spartan-III\n");
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			break;
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		case Xilinx_Virtex2:
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			printf ("Virtex-II\n");
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			break;
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			/* Add new family types here */
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		default:
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			printf ("Unknown family type, %d\n", desc->family);
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		}
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		printf ("Interface type:\t");
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		switch (desc->iface) {
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		case slave_serial:
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			printf ("Slave Serial\n");
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			break;
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		case master_serial:	/* Not used */
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			printf ("Master Serial\n");
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			break;
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		case slave_parallel:
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			printf ("Slave Parallel\n");
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			break;
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		case jtag_mode:		/* Not used */
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			printf ("JTAG Mode\n");
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			break;
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		case slave_selectmap:
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			printf ("Slave SelectMap Mode\n");
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			break;
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		case master_selectmap:
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			printf ("Master SelectMap Mode\n");
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			break;
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			/* Add new interface types here */
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		default:
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			printf ("Unsupported interface type, %d\n", desc->iface);
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		}
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		printf ("Device Size:   \t%d bytes\n"
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				"Cookie:        \t0x%x (%d)\n",
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				desc->size, desc->cookie, desc->cookie);
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		if (desc->iface_fns) {
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			printf ("Device Function Table @ 0x%p\n", desc->iface_fns);
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			switch (desc->family) {
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			case Xilinx_Spartan2:
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#if defined(CONFIG_FPGA_SPARTAN2)
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				Spartan2_info (desc);
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#else
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				/* just in case */
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				printf ("%s: No support for Spartan-II devices.\n",
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						__FUNCTION__);
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#endif
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				break;
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			case Xilinx_Spartan3:
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#if defined(CONFIG_FPGA_SPARTAN3)
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				Spartan3_info (desc);
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#else
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				/* just in case */
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				printf ("%s: No support for Spartan-III devices.\n",
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						__FUNCTION__);
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#endif
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				break;
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			case Xilinx_Virtex2:
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#if defined(CONFIG_FPGA_VIRTEX2)
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				Virtex2_info (desc);
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#else
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				/* just in case */
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				printf ("%s: No support for Virtex-II devices.\n",
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						__FUNCTION__);
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#endif
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				break;
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				/* Add new family types here */
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			default:
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				/* we don't need a message here - we give one up above */
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				;
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			}
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		} else
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			printf ("No Device Function Table.\n");
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		ret_val = FPGA_SUCCESS;
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	} else {
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		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
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	}
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	return ret_val;
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}
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/* ------------------------------------------------------------------------- */
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static int xilinx_validate (Xilinx_desc * desc, char *fn)
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{
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	int ret_val = FALSE;
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	if (desc) {
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		if ((desc->family > min_xilinx_type) &&
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			(desc->family < max_xilinx_type)) {
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			if ((desc->iface > min_xilinx_iface_type) &&
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				(desc->iface < max_xilinx_iface_type)) {
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				if (desc->size) {
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					ret_val = TRUE;
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				} else
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					printf ("%s: NULL part size\n", fn);
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			} else
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				printf ("%s: Invalid Interface type, %d\n",
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						fn, desc->iface);
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		} else
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			printf ("%s: Invalid family type, %d\n", fn, desc->family);
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	} else
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		printf ("%s: NULL descriptor!\n", fn);
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	return ret_val;
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}
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