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6631db4773
Ensure that wrong bitstream won't be loaded to current device. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Reviewed-by: Tom Rini <trini@ti.com>
411 lines
10 KiB
C
411 lines
10 KiB
C
/*
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* (C) Copyright 2012-2013, Xilinx, Michal Simek
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*
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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 <fpga.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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#include <zynqpl.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 fpga_loadbitstream(int devnum, char *fpgadata, size_t size)
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{
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unsigned int length;
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unsigned int swapsize;
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char buffer[80];
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unsigned char *dataptr;
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unsigned int i;
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const fpga_desc *desc;
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Xilinx_desc *xdesc;
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dataptr = (unsigned char *)fpgadata;
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/* Find out fpga_description */
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desc = fpga_validate(devnum, dataptr, 0, (char *)__func__);
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/* Assign xilinx device description */
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xdesc = desc->devdesc;
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/* skip the first bytes of the bitsteam, their meaning is unknown */
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length = (*dataptr << 8) + *(dataptr + 1);
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dataptr += 2;
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dataptr += length;
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/* get design name (identifier, length, string) */
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length = (*dataptr << 8) + *(dataptr + 1);
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dataptr += 2;
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if (*dataptr++ != 0x61) {
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debug("%s: Design name id not recognized in bitstream\n",
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__func__);
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return FPGA_FAIL;
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}
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length = (*dataptr << 8) + *(dataptr + 1);
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dataptr += 2;
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for (i = 0; i < length; i++)
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buffer[i] = *dataptr++;
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printf(" design filename = \"%s\"\n", buffer);
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/* get part number (identifier, length, string) */
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if (*dataptr++ != 0x62) {
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printf("%s: Part number id not recognized in bitstream\n",
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__func__);
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return FPGA_FAIL;
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}
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length = (*dataptr << 8) + *(dataptr + 1);
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dataptr += 2;
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for (i = 0; i < length; i++)
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buffer[i] = *dataptr++;
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if (xdesc->name) {
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i = strncmp(buffer, xdesc->name, strlen(xdesc->name));
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if (i) {
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printf("%s: Wrong bitstream ID for this device\n",
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__func__);
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printf("%s: Bitstream ID %s, current device ID %d/%s\n",
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__func__, buffer, devnum, xdesc->name);
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return FPGA_FAIL;
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}
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} else {
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printf("%s: Please fill correct device ID to Xilinx_desc\n",
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__func__);
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}
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printf(" part number = \"%s\"\n", buffer);
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/* get date (identifier, length, string) */
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if (*dataptr++ != 0x63) {
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printf("%s: Date identifier not recognized in bitstream\n",
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__func__);
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return FPGA_FAIL;
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}
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length = (*dataptr << 8) + *(dataptr+1);
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dataptr += 2;
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for (i = 0; i < length; i++)
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buffer[i] = *dataptr++;
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printf(" date = \"%s\"\n", buffer);
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/* get time (identifier, length, string) */
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if (*dataptr++ != 0x64) {
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printf("%s: Time identifier not recognized in bitstream\n",
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__func__);
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return FPGA_FAIL;
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}
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length = (*dataptr << 8) + *(dataptr+1);
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dataptr += 2;
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for (i = 0; i < length; i++)
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buffer[i] = *dataptr++;
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printf(" time = \"%s\"\n", buffer);
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/* get fpga data length (identifier, length) */
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if (*dataptr++ != 0x65) {
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printf("%s: Data length id not recognized in bitstream\n",
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__func__);
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return FPGA_FAIL;
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}
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swapsize = ((unsigned int) *dataptr << 24) +
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((unsigned int) *(dataptr + 1) << 16) +
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((unsigned int) *(dataptr + 2) << 8) +
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((unsigned int) *(dataptr + 3));
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dataptr += 4;
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printf(" bytes in bitstream = %d\n", swapsize);
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return fpga_load(devnum, dataptr, swapsize);
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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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case xilinx_zynq:
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#if defined(CONFIG_FPGA_ZYNQPL)
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PRINTF("%s: Launching the Zynq PL Loader...\n",
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__func__);
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ret_val = zynq_load(desc, buf, bsize);
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#else
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printf("%s: No support for Zynq devices.\n",
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__func__);
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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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case xilinx_zynq:
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#if defined(CONFIG_FPGA_ZYNQPL)
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PRINTF("%s: Launching the Zynq PL Reader...\n",
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__func__);
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ret_val = zynq_dump(desc, buf, bsize);
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#else
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printf("%s: No support for Zynq devices.\n",
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__func__);
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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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case xilinx_zynq:
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printf("Zynq PL\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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case devcfg:
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printf("Device configuration interface (Zynq)\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->name)
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printf("Device name: \t%s\n", desc->name);
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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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case xilinx_zynq:
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#if defined(CONFIG_FPGA_ZYNQPL)
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zynq_info(desc);
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#else
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/* just in case */
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printf("%s: No support for Zynq devices.\n",
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__func__);
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#endif
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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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