2 * (C) Copyright 2000, 2001
3 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 #if defined(CONFIG_CMD_NET)
37 static int fpga_get_op(char *opstr);
47 /* ------------------------------------------------------------------------- */
49 * fpga <op> <device number> <data addr> <datasize>
50 * where op is 'load', 'dump', or 'info'
51 * If there is no device number field, the fpga environment variable is used.
52 * If there is no data addr field, the fpgadata environment variable is used.
53 * The info command requires no data address field.
55 int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
57 int op, dev = FPGA_INVALID_DEVICE;
59 void *fpga_data = NULL;
60 char *devstr = getenv("fpga");
61 char *datastr = getenv("fpgadata");
64 #if defined(CONFIG_FIT)
65 const char *fit_uname = NULL;
70 dev = (int) simple_strtoul(devstr, NULL, 16);
72 fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
75 case 5: /* fpga <op> <dev> <data> <datasize> */
76 data_size = simple_strtoul(argv[4], NULL, 16);
78 case 4: /* fpga <op> <dev> <data> */
79 #if defined(CONFIG_FIT)
80 if (fit_parse_subimage(argv[3], (ulong)fpga_data,
81 &fit_addr, &fit_uname)) {
82 fpga_data = (void *)fit_addr;
83 debug("* fpga: subimage '%s' from FIT image ",
85 debug("at 0x%08lx\n", fit_addr);
89 fpga_data = (void *)simple_strtoul(argv[3], NULL, 16);
90 debug("* fpga: cmdline image address = 0x%08lx\n",
93 debug("%s: fpga_data = 0x%x\n", __func__, (uint)fpga_data);
95 case 3: /* fpga <op> <dev | data addr> */
96 dev = (int)simple_strtoul(argv[2], NULL, 16);
97 debug("%s: device = %d\n", __func__, dev);
98 /* FIXME - this is a really weak test */
99 if ((argc == 3) && (dev > fpga_count())) {
100 /* must be buffer ptr */
101 debug("%s: Assuming buffer pointer in arg 3\n",
104 #if defined(CONFIG_FIT)
105 if (fit_parse_subimage(argv[2], (ulong)fpga_data,
106 &fit_addr, &fit_uname)) {
107 fpga_data = (void *)fit_addr;
108 debug("* fpga: subimage '%s' from FIT image ",
110 debug("at 0x%08lx\n", fit_addr);
114 fpga_data = (void *)dev;
115 debug("* fpga: cmdline image addr = 0x%08lx\n",
119 debug("%s: fpga_data = 0x%x\n",
120 __func__, (uint)fpga_data);
121 dev = FPGA_INVALID_DEVICE; /* reset device num */
124 case 2: /* fpga <op> */
125 op = (int)fpga_get_op(argv[1]);
129 debug("%s: Too many or too few args (%d)\n", __func__, argc);
130 op = FPGA_NONE; /* force usage display */
134 if (dev == FPGA_INVALID_DEVICE) {
135 puts("FPGA device not specified\n");
146 if (!fpga_data || !data_size)
156 puts("Wrong parameters for FPGA request\n");
162 return CMD_RET_USAGE;
169 rc = fpga_load(dev, fpga_data, data_size);
173 rc = fpga_loadbitstream(dev, fpga_data, data_size);
177 switch (genimg_get_format(fpga_data)) {
178 case IMAGE_FORMAT_LEGACY:
180 image_header_t *hdr =
181 (image_header_t *)fpga_data;
184 data = (ulong)image_get_data(hdr);
185 data_size = image_get_data_size(hdr);
186 rc = fpga_load(dev, (void *)data, data_size);
189 #if defined(CONFIG_FIT)
190 case IMAGE_FORMAT_FIT:
192 const void *fit_hdr = (const void *)fpga_data;
194 const void *fit_data;
196 if (fit_uname == NULL) {
197 puts("No FIT subimage unit name\n");
201 if (!fit_check_format(fit_hdr)) {
202 puts("Bad FIT image format\n");
206 /* get fpga component image node offset */
207 noffset = fit_image_get_node(fit_hdr,
210 printf("Can't find '%s' FIT subimage\n",
215 /* verify integrity */
216 if (!fit_image_check_hashes(fit_hdr, noffset)) {
217 puts("Bad Data Hash\n");
221 /* get fpga subimage data address and length */
222 if (fit_image_get_data(fit_hdr, noffset,
223 &fit_data, &data_size)) {
224 puts("Fpga subimage data not found\n");
228 rc = fpga_load(dev, fit_data, data_size);
233 puts("** Unknown image type\n");
240 rc = fpga_dump(dev, fpga_data, data_size);
244 printf("Unknown operation\n");
245 return CMD_RET_USAGE;
251 * Map op to supported operations. We don't use a table since we
252 * would just have to relocate it from flash anyway.
254 static int fpga_get_op(char *opstr)
258 if (!strcmp("info", opstr))
260 else if (!strcmp("loadb", opstr))
262 else if (!strcmp("load", opstr))
264 else if (!strcmp("loadmk", opstr))
266 else if (!strcmp("dump", opstr))
270 printf("Unknown fpga operation \"%s\"\n", opstr);
275 U_BOOT_CMD(fpga, 6, 1, do_fpga,
276 "loadable FPGA image support",
277 "[operation type] [device number] [image address] [image size]\n"
279 " dump\t[dev]\t\t\tLoad device to memory buffer\n"
280 " info\t[dev]\t\t\tlist known device information\n"
281 " load\t[dev] [address] [size]\tLoad device from memory buffer\n"
282 " loadb\t[dev] [address] [size]\t"
283 "Load device from bitstream buffer (Xilinx only)\n"
284 " loadmk [dev] [address]\tLoad device generated with mkimage"
285 #if defined(CONFIG_FIT)
287 "\tFor loadmk operating on FIT format uImage address must include\n"
288 "\tsubimage unit name in the form of addr:<subimg_uname>"