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-rw-r--r--common/cmd_fpga.c85
1 files changed, 76 insertions, 9 deletions
diff --git a/common/cmd_fpga.c b/common/cmd_fpga.c
index 0bb82f6..9141dcc 100644
--- a/common/cmd_fpga.c
+++ b/common/cmd_fpga.c
@@ -164,6 +164,10 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
char *devstr = getenv ("fpga");
char *datastr = getenv ("fpgadata");
int rc = FPGA_FAIL;
+#if defined (CONFIG_FIT)
+ const char *fit_uname = NULL;
+ ulong fit_addr;
+#endif
if (devstr)
dev = (int) simple_strtoul (devstr, NULL, 16);
@@ -173,9 +177,22 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
switch (argc) {
case 5: /* fpga <op> <dev> <data> <datasize> */
data_size = simple_strtoul (argv[4], NULL, 16);
+
case 4: /* fpga <op> <dev> <data> */
- fpga_data = (void *) simple_strtoul (argv[3], NULL, 16);
+#if defined(CONFIG_FIT)
+ if (fit_parse_subimage (argv[3], (ulong)fpga_data,
+ &fit_addr, &fit_uname)) {
+ fpga_data = (void *)fit_addr;
+ debug ("* fpga: subimage '%s' from FIT image at 0x%08lx\n",
+ fit_uname, fit_addr);
+ } else
+#endif
+ {
+ fpga_data = (void *) simple_strtoul (argv[3], NULL, 16);
+ debug ("* fpga: cmdline image address = 0x%08lx\n", (ulong)fpga_data);
+ }
PRINTF ("%s: fpga_data = 0x%x\n", __FUNCTION__, (uint) fpga_data);
+
case 3: /* fpga <op> <dev | data addr> */
dev = (int) simple_strtoul (argv[2], NULL, 16);
PRINTF ("%s: device = %d\n", __FUNCTION__, dev);
@@ -183,14 +200,29 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
if ((argc == 3) && (dev > fpga_count ())) { /* must be buffer ptr */
PRINTF ("%s: Assuming buffer pointer in arg 3\n",
__FUNCTION__);
- fpga_data = (void *) dev;
+
+#if defined(CONFIG_FIT)
+ if (fit_parse_subimage (argv[2], (ulong)fpga_data,
+ &fit_addr, &fit_uname)) {
+ fpga_data = (void *)fit_addr;
+ debug ("* fpga: subimage '%s' from FIT image at 0x%08lx\n",
+ fit_uname, fit_addr);
+ } else
+#endif
+ {
+ fpga_data = (void *) dev;
+ debug ("* fpga: cmdline image address = 0x%08lx\n", (ulong)fpga_data);
+ }
+
PRINTF ("%s: fpga_data = 0x%x\n",
__FUNCTION__, (uint) fpga_data);
dev = FPGA_INVALID_DEVICE; /* reset device num */
}
+
case 2: /* fpga <op> */
op = (int) fpga_get_op (argv[1]);
break;
+
default:
PRINTF ("%s: Too many or too few args (%d)\n",
__FUNCTION__, argc);
@@ -222,10 +254,6 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
image_header_t *hdr = (image_header_t *)fpga_data;
ulong data;
- if (!image_check_magic (hdr)) {
- puts ("Bad Magic Number\n");
- return 1;
- }
data = (ulong)image_get_data (hdr);
data_size = image_get_data_size (hdr);
rc = fpga_load (dev, (void *)data, data_size);
@@ -233,8 +261,42 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
- fit_unsupported ("fpga");
- rc = FPGA_FAIL;
+ {
+ const void *fit_hdr = (const void *)fpga_data;
+ int noffset;
+ void *fit_data;
+
+ if (fit_uname == NULL) {
+ puts ("No FIT subimage unit name\n");
+ return 1;
+ }
+
+ if (!fit_check_format (fit_hdr)) {
+ puts ("Bad FIT image format\n");
+ return 1;
+ }
+
+ /* get fpga component image node offset */
+ noffset = fit_image_get_node (fit_hdr, fit_uname);
+ if (noffset < 0) {
+ printf ("Can't find '%s' FIT subimage\n", fit_uname);
+ return 1;
+ }
+
+ /* verify integrity */
+ if (!fit_image_check_hashes (fit_hdr, noffset)) {
+ puts ("Bad Data Hash\n");
+ return 1;
+ }
+
+ /* get fpga subimage data address and length */
+ if (fit_image_get_data (fit_hdr, noffset, &fit_data, &data_size)) {
+ puts ("Could not find fpga subimage data\n");
+ return 1;
+ }
+
+ rc = fpga_load (dev, fit_data, data_size);
+ }
break;
#endif
default:
@@ -295,4 +357,9 @@ U_BOOT_CMD (fpga, 6, 1, do_fpga,
"\tload\tLoad device from memory buffer\n"
"\tloadb\tLoad device from bitstream buffer (Xilinx devices only)\n"
"\tloadmk\tLoad device generated with mkimage\n"
- "\tdump\tLoad device to memory buffer\n");
+ "\tdump\tLoad device to memory buffer\n"
+#if defined(CONFIG_FIT)
+ "\tFor loadmk operating on FIT format uImage address must include\n"
+ "\tsubimage unit name in the form of addr:<subimg_uname>\n"
+#endif
+);