image: Add boot_get_fpga() to load fpga with bootm

[karo-tx-uboot.git] / common / image.c

diff --git a/common/image.c b/common/image.c
index ec78b7eab33663d7612c23c51370151ebf990c1c..0be09e5c6306df7973b3a45e00c6c891cef7ee26 100644 (file)
--- a/common/image.c
+++ b/common/image.c
@@ -32,6 +32,8 @@
 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 #include <libfdt.h>
 #include <fdt_support.h>
+#include <fpga.h>
+#include <xilinx.h>
 #endif
 
 #include <u-boot/md5.h>
@@ -1212,6 +1214,96 @@ int boot_get_setup(bootm_headers_t *images, uint8_t arch,
 }
 
 #if IMAGE_ENABLE_FIT
+#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
+int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
+                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
+{
+       ulong tmp_img_addr, img_data, img_len;
+       void *buf;
+       int conf_noffset;
+       int fit_img_result;
+       char *uname, *name;
+       int err;
+       int devnum = 0; /* TODO support multi fpga platforms */
+       const fpga_desc * const desc = fpga_get_desc(devnum);
+       xilinx_desc *desc_xilinx = desc->devdesc;
+
+       /* Check to see if the images struct has a FIT configuration */
+       if (!genimg_has_config(images)) {
+               debug("## FIT configuration was not specified\n");
+               return 0;
+       }
+
+       /*
+        * Obtain the os FIT header from the images struct
+        * copy from dataflash if needed
+        */
+       tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
+       tmp_img_addr = genimg_get_image(tmp_img_addr);
+       buf = map_sysmem(tmp_img_addr, 0);
+       /*
+        * Check image type. For FIT images get FIT node
+        * and attempt to locate a generic binary.
+        */
+       switch (genimg_get_format(buf)) {
+       case IMAGE_FORMAT_FIT:
+               conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
+
+               err = fdt_get_string_index(buf, conf_noffset, FIT_FPGA_PROP, 0,
+                                          (const char **)&uname);
+               if (err < 0) {
+                       debug("## FPGA image is not specified\n");
+                       return 0;
+               }
+               fit_img_result = fit_image_load(images,
+                                               tmp_img_addr,
+                                               (const char **)&uname,
+                                               &(images->fit_uname_cfg),
+                                               arch,
+                                               IH_TYPE_FPGA,
+                                               BOOTSTAGE_ID_FPGA_INIT,
+                                               FIT_LOAD_OPTIONAL_NON_ZERO,
+                                               &img_data, &img_len);
+
+               debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
+                     uname, img_data, img_len);
+
+               if (fit_img_result < 0) {
+                       /* Something went wrong! */
+                       return fit_img_result;
+               }
+
+               if (img_len >= desc_xilinx->size) {
+                       name = "full";
+                       err = fpga_loadbitstream(devnum, (char *)img_data,
+                                                img_len, BIT_FULL);
+                       if (err)
+                               err = fpga_load(devnum, (const void *)img_data,
+                                               img_len, BIT_FULL);
+               } else {
+                       name = "partial";
+                       err = fpga_loadbitstream(devnum, (char *)img_data,
+                                                img_len, BIT_PARTIAL);
+                       if (err)
+                               err = fpga_load(devnum, (const void *)img_data,
+                                               img_len, BIT_PARTIAL);
+               }
+
+               printf("   Programming %s bitstream... ", name);
+               if (err)
+                       printf("failed\n");
+               else
+                       printf("OK\n");
+               break;
+       default:
+               printf("The given image format is not supported (corrupt?)\n");
+               return 1;
+       }
+
+       return 0;
+}
+#endif
+
 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
                uint8_t arch, const ulong *ld_start, ulong * const ld_len)
 {