Merge tag 'dm-pull-29oct19' of git://git.denx.de/u-boot-dm
[oweals/u-boot.git] / tools / fit_image.c
index 3ecc88fb56589e6e666c0e782059096f980c2e6b..0201cc44d8fff52ad92cf3c1dd357bdef4be4eac 100644 (file)
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2008 Semihalf
  *
@@ -10,8 +11,6 @@
  *             some functions added to address abstraction
  *
  * All rights reserved.
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include "imagetool.h"
@@ -34,7 +33,8 @@ static int fit_add_file_data(struct image_tool_params *params, size_t size_inc,
        void *ptr;
        int ret = 0;
 
-       tfd = mmap_fdt(params->cmdname, tmpfile, size_inc, &ptr, &sbuf, true);
+       tfd = mmap_fdt(params->cmdname, tmpfile, size_inc, &ptr, &sbuf, true,
+                      false);
        if (tfd < 0)
                return -EIO;
 
@@ -42,7 +42,8 @@ static int fit_add_file_data(struct image_tool_params *params, size_t size_inc,
                struct stat dest_sbuf;
 
                destfd = mmap_fdt(params->cmdname, params->keydest, size_inc,
-                                 &dest_blob, &dest_sbuf, false);
+                                 &dest_blob, &dest_sbuf, false,
+                                 false);
                if (destfd < 0) {
                        ret = -EIO;
                        goto err_keydest;
@@ -51,13 +52,18 @@ static int fit_add_file_data(struct image_tool_params *params, size_t size_inc,
        }
 
        /* for first image creation, add a timestamp at offset 0 i.e., root  */
-       if (params->datafile)
-               ret = fit_set_timestamp(ptr, 0, sbuf.st_mtime);
+       if (params->datafile) {
+               time_t time = imagetool_get_source_date(params->cmdname,
+                                                       sbuf.st_mtime);
+               ret = fit_set_timestamp(ptr, 0, time);
+       }
 
        if (!ret) {
                ret = fit_add_verification_data(params->keydir, dest_blob, ptr,
                                                params->comment,
-                                               params->require_keys);
+                                               params->require_keys,
+                                               params->engine_id,
+                                               params->cmdname);
        }
 
        if (dest_blob) {
@@ -83,8 +89,15 @@ static int fit_calc_size(struct image_tool_params *params)
        size = imagetool_get_filesize(params, params->datafile);
        if (size < 0)
                return -1;
-
        total_size = size;
+
+       if (params->fit_ramdisk) {
+               size = imagetool_get_filesize(params, params->fit_ramdisk);
+               if (size < 0)
+                       return -1;
+               total_size += size;
+       }
+
        for (cont = params->content_head; cont; cont = cont->next) {
                size = imagetool_get_filesize(params, cont->fname);
                if (size < 0)
@@ -123,13 +136,14 @@ static int fdt_property_file(struct image_tool_params *params,
 
        ret = fdt_property_placeholder(fdt, "data", sbuf.st_size, &ptr);
        if (ret)
-               return ret;
+               goto err;
        ret = read(fd, ptr, sbuf.st_size);
        if (ret != sbuf.st_size) {
                fprintf(stderr, "%s: Can't read %s: %s\n",
                        params->cmdname, fname, strerror(errno));
                goto err;
        }
+       close(fd);
 
        return 0;
 err:
@@ -174,7 +188,7 @@ static void get_basename(char *str, int size, const char *fname)
  * fit_write_images() - Write out a list of images to the FIT
  *
  * We always include the main image (params->datafile). If there are device
- * tree files, we include an fdt@ node for each of those too.
+ * tree files, we include an fdt- node for each of those too.
  */
 static int fit_write_images(struct image_tool_params *params, char *fdt)
 {
@@ -188,22 +202,24 @@ static int fit_write_images(struct image_tool_params *params, char *fdt)
 
        /* First the main image */
        typename = genimg_get_type_short_name(params->fit_image_type);
-       snprintf(str, sizeof(str), "%s@1", typename);
+       snprintf(str, sizeof(str), "%s-1", typename);
        fdt_begin_node(fdt, str);
-       fdt_property_string(fdt, "description", params->imagename);
-       fdt_property_string(fdt, "type", typename);
-       fdt_property_string(fdt, "arch", genimg_get_arch_name(params->arch));
-       fdt_property_string(fdt, "os", genimg_get_os_short_name(params->os));
-       fdt_property_string(fdt, "compression",
+       fdt_property_string(fdt, FIT_DESC_PROP, params->imagename);
+       fdt_property_string(fdt, FIT_TYPE_PROP, typename);
+       fdt_property_string(fdt, FIT_ARCH_PROP,
+                           genimg_get_arch_short_name(params->arch));
+       fdt_property_string(fdt, FIT_OS_PROP,
+                           genimg_get_os_short_name(params->os));
+       fdt_property_string(fdt, FIT_COMP_PROP,
                            genimg_get_comp_short_name(params->comp));
-       fdt_property_u32(fdt, "load", params->addr);
-       fdt_property_u32(fdt, "entry", params->ep);
+       fdt_property_u32(fdt, FIT_LOAD_PROP, params->addr);
+       fdt_property_u32(fdt, FIT_ENTRY_PROP, params->ep);
 
        /*
         * Put data last since it is large. SPL may only load the first part
         * of the DT, so this way it can access all the above fields.
         */
-       ret = fdt_property_file(params, fdt, "data", params->datafile);
+       ret = fdt_property_file(params, fdt, FIT_DATA_PROP, params->datafile);
        if (ret)
                return ret;
        fdt_end_node(fdt);
@@ -213,22 +229,42 @@ static int fit_write_images(struct image_tool_params *params, char *fdt)
        for (cont = params->content_head; cont; cont = cont->next) {
                if (cont->type != IH_TYPE_FLATDT)
                        continue;
-               snprintf(str, sizeof(str), "%s@%d", FIT_FDT_PROP, ++upto);
+               typename = genimg_get_type_short_name(cont->type);
+               snprintf(str, sizeof(str), "%s-%d", FIT_FDT_PROP, ++upto);
                fdt_begin_node(fdt, str);
 
                get_basename(str, sizeof(str), cont->fname);
-               fdt_property_string(fdt, "description", str);
-               ret = fdt_property_file(params, fdt, "data", cont->fname);
+               fdt_property_string(fdt, FIT_DESC_PROP, str);
+               ret = fdt_property_file(params, fdt, FIT_DATA_PROP,
+                                       cont->fname);
                if (ret)
                        return ret;
-               fdt_property_string(fdt, "type", typename);
-               fdt_property_string(fdt, "arch",
+               fdt_property_string(fdt, FIT_TYPE_PROP, typename);
+               fdt_property_string(fdt, FIT_ARCH_PROP,
                                    genimg_get_arch_short_name(params->arch));
-               fdt_property_string(fdt, "compression",
+               fdt_property_string(fdt, FIT_COMP_PROP,
                                    genimg_get_comp_short_name(IH_COMP_NONE));
                fdt_end_node(fdt);
        }
 
+       /* And a ramdisk file if available */
+       if (params->fit_ramdisk) {
+               fdt_begin_node(fdt, FIT_RAMDISK_PROP "-1");
+
+               fdt_property_string(fdt, FIT_TYPE_PROP, FIT_RAMDISK_PROP);
+               fdt_property_string(fdt, FIT_OS_PROP,
+                                   genimg_get_os_short_name(params->os));
+               fdt_property_string(fdt, FIT_ARCH_PROP,
+                                   genimg_get_arch_short_name(params->arch));
+
+               ret = fdt_property_file(params, fdt, FIT_DATA_PROP,
+                                       params->fit_ramdisk);
+               if (ret)
+                       return ret;
+
+               fdt_end_node(fdt);
+       }
+
        fdt_end_node(fdt);
 
        return 0;
@@ -251,32 +287,43 @@ static void fit_write_configs(struct image_tool_params *params, char *fdt)
        int upto;
 
        fdt_begin_node(fdt, "configurations");
-       fdt_property_string(fdt, "default", "conf@1");
+       fdt_property_string(fdt, FIT_DEFAULT_PROP, "conf-1");
 
        upto = 0;
        for (cont = params->content_head; cont; cont = cont->next) {
                if (cont->type != IH_TYPE_FLATDT)
                        continue;
                typename = genimg_get_type_short_name(cont->type);
-               snprintf(str, sizeof(str), "conf@%d", ++upto);
+               snprintf(str, sizeof(str), "conf-%d", ++upto);
                fdt_begin_node(fdt, str);
 
                get_basename(str, sizeof(str), cont->fname);
-               fdt_property_string(fdt, "description", str);
+               fdt_property_string(fdt, FIT_DESC_PROP, str);
 
                typename = genimg_get_type_short_name(params->fit_image_type);
-               snprintf(str, sizeof(str), "%s@1", typename);
+               snprintf(str, sizeof(str), "%s-1", typename);
                fdt_property_string(fdt, typename, str);
+               fdt_property_string(fdt, FIT_LOADABLE_PROP, str);
 
-               snprintf(str, sizeof(str), FIT_FDT_PROP "@%d", upto);
+               if (params->fit_ramdisk)
+                       fdt_property_string(fdt, FIT_RAMDISK_PROP,
+                                           FIT_RAMDISK_PROP "-1");
+
+               snprintf(str, sizeof(str), FIT_FDT_PROP "-%d", upto);
                fdt_property_string(fdt, FIT_FDT_PROP, str);
                fdt_end_node(fdt);
        }
+
        if (!upto) {
-               fdt_begin_node(fdt, "conf@1");
+               fdt_begin_node(fdt, "conf-1");
                typename = genimg_get_type_short_name(params->fit_image_type);
-               snprintf(str, sizeof(str), "%s@1", typename);
+               snprintf(str, sizeof(str), "%s-1", typename);
                fdt_property_string(fdt, typename, str);
+
+               if (params->fit_ramdisk)
+                       fdt_property_string(fdt, FIT_RAMDISK_PROP,
+                                           FIT_RAMDISK_PROP "-1");
+
                fdt_end_node(fdt);
        }
 
@@ -292,7 +339,7 @@ static int fit_build_fdt(struct image_tool_params *params, char *fdt, int size)
                return ret;
        fdt_finish_reservemap(fdt);
        fdt_begin_node(fdt, "");
-       fdt_property_strf(fdt, "description",
+       fdt_property_strf(fdt, FIT_DESC_PROP,
                          "%s image with one or more FDT blobs",
                          genimg_get_type_name(params->fit_image_type));
        fdt_property_strf(fdt, "creator", "U-Boot mkimage %s", PLAIN_VERSION);
@@ -329,26 +376,28 @@ static int fit_build(struct image_tool_params *params, const char *fname)
        if (ret < 0) {
                fprintf(stderr, "%s: Failed to build FIT image\n",
                        params->cmdname);
-               goto err;
+               goto err_buf;
        }
        size = ret;
        fd = open(fname, O_RDWR | O_CREAT | O_TRUNC | O_BINARY, 0666);
        if (fd < 0) {
                fprintf(stderr, "%s: Can't open %s: %s\n",
                        params->cmdname, fname, strerror(errno));
-               goto err;
+               goto err_buf;
        }
        ret = write(fd, buf, size);
        if (ret != size) {
                fprintf(stderr, "%s: Can't write %s: %s\n",
                        params->cmdname, fname, strerror(errno));
-               close(fd);
                goto err;
        }
        close(fd);
+       free(buf);
 
        return 0;
 err:
+       close(fd);
+err_buf:
        free(buf);
        return -1;
 }
@@ -376,7 +425,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
        int images;
        int node;
 
-       fd = mmap_fdt(params->cmdname, fname, 0, &fdt, &sbuf, false);
+       fd = mmap_fdt(params->cmdname, fname, 0, &fdt, &sbuf, false, false);
        if (fd < 0)
                return -EIO;
        fit_size = fdt_totalsize(fdt);
@@ -385,7 +434,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
        buf = malloc(fit_size);
        if (!buf) {
                ret = -ENOMEM;
-               goto err;
+               goto err_munmap;
        }
        buf_ptr = 0;
 
@@ -393,7 +442,7 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
        if (images < 0) {
                debug("%s: Cannot find /images node: %d\n", __func__, images);
                ret = -EINVAL;
-               goto err;
+               goto err_munmap;
        }
 
        for (node = fdt_first_subnode(fdt, images);
@@ -402,19 +451,26 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
                const char *data;
                int len;
 
-               data = fdt_getprop(fdt, node, "data", &len);
+               data = fdt_getprop(fdt, node, FIT_DATA_PROP, &len);
                if (!data)
                        continue;
                memcpy(buf + buf_ptr, data, len);
                debug("Extracting data size %x\n", len);
 
-               ret = fdt_delprop(fdt, node, "data");
+               ret = fdt_delprop(fdt, node, FIT_DATA_PROP);
                if (ret) {
                        ret = -EPERM;
-                       goto err;
+                       goto err_munmap;
+               }
+               if (params->external_offset > 0) {
+                       /* An external offset positions the data absolutely. */
+                       fdt_setprop_u32(fdt, node, FIT_DATA_POSITION_PROP,
+                                       params->external_offset + buf_ptr);
+               } else {
+                       fdt_setprop_u32(fdt, node, FIT_DATA_OFFSET_PROP,
+                                       buf_ptr);
                }
-               fdt_setprop_u32(fdt, node, "data-offset", buf_ptr);
-               fdt_setprop_u32(fdt, node, "data-size", len);
+               fdt_setprop_u32(fdt, node, FIT_DATA_SIZE_PROP, len);
 
                buf_ptr += (len + 3) & ~3;
        }
@@ -434,6 +490,17 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
                ret = -EIO;
                goto err;
        }
+
+       /* Check if an offset for the external data was set. */
+       if (params->external_offset > 0) {
+               if (params->external_offset < new_size) {
+                       debug("External offset %x overlaps FIT length %x",
+                             params->external_offset, new_size);
+                       ret = -EINVAL;
+                       goto err;
+               }
+               new_size = params->external_offset;
+       }
        if (lseek(fd, new_size, SEEK_SET) < 0) {
                debug("%s: Failed to seek to end of file: %s\n", __func__,
                      strerror(errno));
@@ -446,11 +513,15 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
                ret = -EIO;
                goto err;
        }
+       free(buf);
        close(fd);
+       return 0;
 
-       ret = 0;
-
+err_munmap:
+       munmap(fdt, sbuf.st_size);
 err:
+       if (buf)
+               free(buf);
        close(fd);
        return ret;
 }
@@ -465,7 +536,7 @@ static int fit_import_data(struct image_tool_params *params, const char *fname)
        int images;
        int node;
 
-       fd = mmap_fdt(params->cmdname, fname, 0, &old_fdt, &sbuf, false);
+       fd = mmap_fdt(params->cmdname, fname, 0, &old_fdt, &sbuf, false, false);
        if (fd < 0)
                return -EIO;
        fit_size = fdt_totalsize(old_fdt);
@@ -478,21 +549,21 @@ static int fit_import_data(struct image_tool_params *params, const char *fname)
                fprintf(stderr, "%s: Failed to allocate memory (%d bytes)\n",
                        __func__, size);
                ret = -ENOMEM;
-               goto err;
+               goto err_has_fd;
        }
        ret = fdt_open_into(old_fdt, fdt, size);
        if (ret) {
                debug("%s: Failed to expand FIT: %s\n", __func__,
                      fdt_strerror(errno));
                ret = -EINVAL;
-               goto err;
+               goto err_has_fd;
        }
 
        images = fdt_path_offset(fdt, FIT_IMAGES_PATH);
        if (images < 0) {
                debug("%s: Cannot find /images node: %d\n", __func__, images);
                ret = -EINVAL;
-               goto err;
+               goto err_has_fd;
        }
 
        for (node = fdt_first_subnode(fdt, images);
@@ -513,11 +584,11 @@ static int fit_import_data(struct image_tool_params *params, const char *fname)
                        debug("%s: Failed to write property: %s\n", __func__,
                              fdt_strerror(ret));
                        ret = -EINVAL;
-                       goto err;
+                       goto err_has_fd;
                }
        }
 
-       munmap(fdt, sbuf.st_size);
+       /* Close the old fd so we can re-use it. */
        close(fd);
 
        /* Pack the FDT and place the data after it */
@@ -530,20 +601,23 @@ static int fit_import_data(struct image_tool_params *params, const char *fname)
        if (fd < 0) {
                fprintf(stderr, "%s: Can't open %s: %s\n",
                        params->cmdname, fname, strerror(errno));
-               goto err;
+               ret = -EIO;
+               goto err_no_fd;
        }
        if (write(fd, fdt, new_size) != new_size) {
                debug("%s: Failed to write external data to file %s\n",
                      __func__, strerror(errno));
                ret = -EIO;
-               goto err;
+               goto err_has_fd;
        }
-       close(fd);
 
        ret = 0;
 
-err:
+err_has_fd:
        close(fd);
+err_no_fd:
+       munmap(old_fdt, sbuf.st_size);
+       free(fdt);
        return ret;
 }
 
@@ -588,12 +662,12 @@ static int fit_handle_file(struct image_tool_params *params)
                }
                *cmd = '\0';
        } else if (params->datafile) {
-               /* dtc -I dts -O dtb -p 500 datafile > tmpfile */
-               snprintf(cmd, sizeof(cmd), "%s %s %s > %s",
-                        MKIMAGE_DTC, params->dtc, params->datafile, tmpfile);
+               /* dtc -I dts -O dtb -p 500 -o tmpfile datafile */
+               snprintf(cmd, sizeof(cmd), "%s %s -o \"%s\" \"%s\"",
+                        MKIMAGE_DTC, params->dtc, tmpfile, params->datafile);
                debug("Trying to execute \"%s\"\n", cmd);
        } else {
-               snprintf(cmd, sizeof(cmd), "cp %s %s",
+               snprintf(cmd, sizeof(cmd), "cp \"%s\" \"%s\"",
                         params->imagefile, tmpfile);
        }
        if (*cmd && system(cmd) == -1) {
@@ -624,8 +698,8 @@ static int fit_handle_file(struct image_tool_params *params)
        }
 
        if (ret) {
-               fprintf(stderr, "%s Can't add hashes to FIT blob\n",
-                       params->cmdname);
+               fprintf(stderr, "%s Can't add hashes to FIT blob: %d\n",
+                       params->cmdname, ret);
                goto err_system;
        }