2 * (C) Copyright 2000, 2001
3 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
5 * SPDX-License-Identifier: GPL-2.0+
17 static int fpga_get_op(char *opstr);
29 /* ------------------------------------------------------------------------- */
31 * fpga <op> <device number> <data addr> <datasize>
32 * where op is 'load', 'dump', or 'info'
33 * If there is no device number field, the fpga environment variable is used.
34 * If there is no data addr field, the fpgadata environment variable is used.
35 * The info command requires no data address field.
37 int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
39 int op, dev = FPGA_INVALID_DEVICE;
41 void *fpga_data = NULL;
42 char *devstr = getenv("fpga");
43 char *datastr = getenv("fpgadata");
46 #if defined(CONFIG_FIT)
47 const char *fit_uname = NULL;
52 dev = (int) simple_strtoul(devstr, NULL, 16);
54 fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
57 case 5: /* fpga <op> <dev> <data> <datasize> */
58 data_size = simple_strtoul(argv[4], NULL, 16);
60 case 4: /* fpga <op> <dev> <data> */
61 #if defined(CONFIG_FIT)
62 if (fit_parse_subimage(argv[3], (ulong)fpga_data,
63 &fit_addr, &fit_uname)) {
64 fpga_data = (void *)fit_addr;
65 debug("* fpga: subimage '%s' from FIT image ",
67 debug("at 0x%08lx\n", fit_addr);
71 fpga_data = (void *)simple_strtoul(argv[3], NULL, 16);
72 debug("* fpga: cmdline image address = 0x%08lx\n",
75 debug("%s: fpga_data = 0x%x\n", __func__, (uint)fpga_data);
77 case 3: /* fpga <op> <dev | data addr> */
78 dev = (int)simple_strtoul(argv[2], NULL, 16);
79 debug("%s: device = %d\n", __func__, dev);
80 /* FIXME - this is a really weak test */
81 if ((argc == 3) && (dev > fpga_count())) {
82 /* must be buffer ptr */
83 debug("%s: Assuming buffer pointer in arg 3\n",
86 #if defined(CONFIG_FIT)
87 if (fit_parse_subimage(argv[2], (ulong)fpga_data,
88 &fit_addr, &fit_uname)) {
89 fpga_data = (void *)fit_addr;
90 debug("* fpga: subimage '%s' from FIT image ",
92 debug("at 0x%08lx\n", fit_addr);
96 fpga_data = (void *)dev;
97 debug("* fpga: cmdline image addr = 0x%08lx\n",
101 debug("%s: fpga_data = 0x%x\n",
102 __func__, (uint)fpga_data);
103 dev = FPGA_INVALID_DEVICE; /* reset device num */
106 case 2: /* fpga <op> */
107 op = (int)fpga_get_op(argv[1]);
111 debug("%s: Too many or too few args (%d)\n", __func__, argc);
112 op = FPGA_NONE; /* force usage display */
116 if (dev == FPGA_INVALID_DEVICE) {
117 puts("FPGA device not specified\n");
130 if (!fpga_data || !data_size)
133 #if defined(CONFIG_CMD_FPGA_LOADMK)
142 puts("Wrong parameters for FPGA request\n");
148 return CMD_RET_USAGE;
155 rc = fpga_load(dev, fpga_data, data_size, BIT_FULL);
158 #if defined(CONFIG_CMD_FPGA_LOADP)
160 rc = fpga_load(dev, fpga_data, data_size, BIT_PARTIAL);
165 rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_FULL);
168 #if defined(CONFIG_CMD_FPGA_LOADBP)
170 rc = fpga_loadbitstream(dev, fpga_data, data_size, BIT_PARTIAL);
174 #if defined(CONFIG_CMD_FPGA_LOADMK)
176 switch (genimg_get_format(fpga_data)) {
177 case IMAGE_FORMAT_LEGACY:
179 image_header_t *hdr =
180 (image_header_t *)fpga_data;
184 comp = image_get_comp(hdr);
185 if (comp == IH_COMP_GZIP) {
186 ulong image_buf = image_get_data(hdr);
187 data = image_get_load(hdr);
188 ulong image_size = ~0UL;
190 if (gunzip((void *)data, ~0UL,
193 puts("GUNZIP: error\n");
196 data_size = image_size;
198 data = (ulong)image_get_data(hdr);
199 data_size = image_get_data_size(hdr);
201 rc = fpga_load(dev, (void *)data, data_size,
205 #if defined(CONFIG_FIT)
206 case IMAGE_FORMAT_FIT:
208 const void *fit_hdr = (const void *)fpga_data;
210 const void *fit_data;
212 if (fit_uname == NULL) {
213 puts("No FIT subimage unit name\n");
217 if (!fit_check_format(fit_hdr)) {
218 puts("Bad FIT image format\n");
222 /* get fpga component image node offset */
223 noffset = fit_image_get_node(fit_hdr,
226 printf("Can't find '%s' FIT subimage\n",
231 /* verify integrity */
232 if (!fit_image_verify(fit_hdr, noffset)) {
233 puts ("Bad Data Hash\n");
237 /* get fpga subimage data address and length */
238 if (fit_image_get_data(fit_hdr, noffset,
239 &fit_data, &data_size)) {
240 puts("Fpga subimage data not found\n");
244 rc = fpga_load(dev, fit_data, data_size,
250 puts("** Unknown image type\n");
258 rc = fpga_dump(dev, fpga_data, data_size);
262 printf("Unknown operation\n");
263 return CMD_RET_USAGE;
269 * Map op to supported operations. We don't use a table since we
270 * would just have to relocate it from flash anyway.
272 static int fpga_get_op(char *opstr)
276 if (!strcmp("info", opstr))
278 else if (!strcmp("loadb", opstr))
280 else if (!strcmp("load", opstr))
282 #if defined(CONFIG_CMD_FPGA_LOADP)
283 else if (!strcmp("loadp", opstr))
286 #if defined(CONFIG_CMD_FPGA_LOADBP)
287 else if (!strcmp("loadbp", opstr))
290 #if defined(CONFIG_CMD_FPGA_LOADMK)
291 else if (!strcmp("loadmk", opstr))
294 else if (!strcmp("dump", opstr))
298 printf("Unknown fpga operation \"%s\"\n", opstr);
303 U_BOOT_CMD(fpga, 6, 1, do_fpga,
304 "loadable FPGA image support",
305 "[operation type] [device number] [image address] [image size]\n"
307 " dump\t[dev]\t\t\tLoad device to memory buffer\n"
308 " info\t[dev]\t\t\tlist known device information\n"
309 " load\t[dev] [address] [size]\tLoad device from memory buffer\n"
310 #if defined(CONFIG_CMD_FPGA_LOADP)
311 " loadp\t[dev] [address] [size]\t"
312 "Load device from memory buffer with partial bitstream\n"
314 " loadb\t[dev] [address] [size]\t"
315 "Load device from bitstream buffer (Xilinx only)\n"
316 #if defined(CONFIG_CMD_FPGA_LOADBP)
317 " loadbp\t[dev] [address] [size]\t"
318 "Load device from bitstream buffer with partial bitstream"
321 #if defined(CONFIG_CMD_FPGA_LOADMK)
322 " loadmk [dev] [address]\tLoad device generated with mkimage"
323 #if defined(CONFIG_FIT)
325 "\tFor loadmk operating on FIT format uImage address must include\n"
326 "\tsubimage unit name in the form of addr:<subimg_uname>"