Move this code and image_get_kernel() higher in the file to avoid the
need for a forward declaration.

No attempt is made to remove #ifdefs or adjust the code in any other
way.

Signed-off-by: Simon Glass <s...@chromium.org>
---

 boot/bootm.c | 376 +++++++++++++++++++++++++--------------------------
 1 file changed, 186 insertions(+), 190 deletions(-)

diff --git a/boot/bootm.c b/boot/bootm.c
index 1482a2cc783f..598f880d86dd 100644
--- a/boot/bootm.c
+++ b/boot/bootm.c
@@ -44,12 +44,195 @@ DECLARE_GLOBAL_DATA_PTR;
 
 struct bootm_headers images;           /* pointers to os/initrd/fdt images */
 
+__weak void board_quiesce_devices(void)
+{
+}
+
+#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
+/**
+ * image_get_kernel - verify legacy format kernel image
+ * @img_addr: in RAM address of the legacy format image to be verified
+ * @verify: data CRC verification flag
+ *
+ * image_get_kernel() verifies legacy image integrity and returns pointer to
+ * legacy image header if image verification was completed successfully.
+ *
+ * returns:
+ *     pointer to a legacy image header if valid image was found
+ *     otherwise return NULL
+ */
+static struct legacy_img_hdr *image_get_kernel(ulong img_addr, int verify)
+{
+       struct legacy_img_hdr *hdr = (struct legacy_img_hdr *)img_addr;
+
+       if (!image_check_magic(hdr)) {
+               puts("Bad Magic Number\n");
+               bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC);
+               return NULL;
+       }
+       bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER);
+
+       if (!image_check_hcrc(hdr)) {
+               puts("Bad Header Checksum\n");
+               bootstage_error(BOOTSTAGE_ID_CHECK_HEADER);
+               return NULL;
+       }
+
+       bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM);
+       image_print_contents(hdr);
+
+       if (verify) {
+               puts("   Verifying Checksum ... ");
+               if (!image_check_dcrc(hdr)) {
+                       printf("Bad Data CRC\n");
+                       bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM);
+                       return NULL;
+               }
+               puts("OK\n");
+       }
+       bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH);
+
+       if (!image_check_target_arch(hdr)) {
+               printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr));
+               bootstage_error(BOOTSTAGE_ID_CHECK_ARCH);
+               return NULL;
+       }
+       return hdr;
+}
+#endif
+
+/**
+ * boot_get_kernel - find kernel image
+ * @os_data: pointer to a ulong variable, will hold os data start address
+ * @os_len: pointer to a ulong variable, will hold os data length
+ *
+ * boot_get_kernel() tries to find a kernel image, verifies its integrity
+ * and locates kernel data.
+ *
+ * returns:
+ *     pointer to image header if valid image was found, plus kernel start
+ *     address and length, otherwise NULL
+ */
 static const void *boot_get_kernel(struct cmd_tbl *cmdtp, int flag, int argc,
                                   char *const argv[], struct bootm_headers 
*images,
-                                  ulong *os_data, ulong *os_len);
-
-__weak void board_quiesce_devices(void)
+                                  ulong *os_data, ulong *os_len)
 {
+#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
+       struct legacy_img_hdr   *hdr;
+#endif
+       ulong           img_addr;
+       const void *buf;
+       const char      *fit_uname_config = NULL;
+       const char      *fit_uname_kernel = NULL;
+#if CONFIG_IS_ENABLED(FIT)
+       int             os_noffset;
+#endif
+
+#ifdef CONFIG_ANDROID_BOOT_IMAGE
+       const void *boot_img;
+       const void *vendor_boot_img;
+#endif
+       img_addr = genimg_get_kernel_addr_fit(argc < 1 ? NULL : argv[0],
+                                             &fit_uname_config,
+                                             &fit_uname_kernel);
+
+       if (IS_ENABLED(CONFIG_CMD_BOOTM_PRE_LOAD))
+               img_addr += image_load_offset;
+
+       bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC);
+
+       /* check image type, for FIT images get FIT kernel node */
+       *os_data = *os_len = 0;
+       buf = map_sysmem(img_addr, 0);
+       switch (genimg_get_format(buf)) {
+#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
+       case IMAGE_FORMAT_LEGACY:
+               printf("## Booting kernel from Legacy Image at %08lx ...\n",
+                      img_addr);
+               hdr = image_get_kernel(img_addr, images->verify);
+               if (!hdr)
+                       return NULL;
+               bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE);
+
+               /* get os_data and os_len */
+               switch (image_get_type(hdr)) {
+               case IH_TYPE_KERNEL:
+               case IH_TYPE_KERNEL_NOLOAD:
+                       *os_data = image_get_data(hdr);
+                       *os_len = image_get_data_size(hdr);
+                       break;
+               case IH_TYPE_MULTI:
+                       image_multi_getimg(hdr, 0, os_data, os_len);
+                       break;
+               case IH_TYPE_STANDALONE:
+                       *os_data = image_get_data(hdr);
+                       *os_len = image_get_data_size(hdr);
+                       break;
+               default:
+                       printf("Wrong Image Type for %s command\n",
+                              cmdtp->name);
+                       bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
+                       return NULL;
+               }
+
+               /*
+                * copy image header to allow for image overwrites during
+                * kernel decompression.
+                */
+               memmove(&images->legacy_hdr_os_copy, hdr,
+                       sizeof(struct legacy_img_hdr));
+
+               /* save pointer to image header */
+               images->legacy_hdr_os = hdr;
+
+               images->legacy_hdr_valid = 1;
+               bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE);
+               break;
+#endif
+#if CONFIG_IS_ENABLED(FIT)
+       case IMAGE_FORMAT_FIT:
+               os_noffset = fit_image_load(images, img_addr,
+                               &fit_uname_kernel, &fit_uname_config,
+                               IH_ARCH_DEFAULT, IH_TYPE_KERNEL,
+                               BOOTSTAGE_ID_FIT_KERNEL_START,
+                               FIT_LOAD_IGNORED, os_data, os_len);
+               if (os_noffset < 0)
+                       return NULL;
+
+               images->fit_hdr_os = map_sysmem(img_addr, 0);
+               images->fit_uname_os = fit_uname_kernel;
+               images->fit_uname_cfg = fit_uname_config;
+               images->fit_noffset_os = os_noffset;
+               break;
+#endif
+#ifdef CONFIG_ANDROID_BOOT_IMAGE
+       case IMAGE_FORMAT_ANDROID:
+               boot_img = buf;
+               vendor_boot_img = NULL;
+               if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) {
+                       boot_img = map_sysmem(get_abootimg_addr(), 0);
+                       vendor_boot_img = 
map_sysmem(get_avendor_bootimg_addr(), 0);
+               }
+               printf("## Booting Android Image at 0x%08lx ...\n", img_addr);
+               if (android_image_get_kernel(boot_img, vendor_boot_img, 
images->verify,
+                                            os_data, os_len))
+                       return NULL;
+               if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) {
+                       unmap_sysmem(vendor_boot_img);
+                       unmap_sysmem(boot_img);
+               }
+               break;
+#endif
+       default:
+               printf("Wrong Image Format for %s command\n", cmdtp->name);
+               bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO);
+               return NULL;
+       }
+
+       debug("   kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
+             *os_data, *os_len, *os_len);
+
+       return buf;
 }
 
 #ifdef CONFIG_LMB
@@ -942,193 +1125,6 @@ int bootm_boot_start(ulong addr, const char *cmdline)
        return ret;
 }
 
-#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
-/**
- * image_get_kernel - verify legacy format kernel image
- * @img_addr: in RAM address of the legacy format image to be verified
- * @verify: data CRC verification flag
- *
- * image_get_kernel() verifies legacy image integrity and returns pointer to
- * legacy image header if image verification was completed successfully.
- *
- * returns:
- *     pointer to a legacy image header if valid image was found
- *     otherwise return NULL
- */
-static struct legacy_img_hdr *image_get_kernel(ulong img_addr, int verify)
-{
-       struct legacy_img_hdr *hdr = (struct legacy_img_hdr *)img_addr;
-
-       if (!image_check_magic(hdr)) {
-               puts("Bad Magic Number\n");
-               bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC);
-               return NULL;
-       }
-       bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER);
-
-       if (!image_check_hcrc(hdr)) {
-               puts("Bad Header Checksum\n");
-               bootstage_error(BOOTSTAGE_ID_CHECK_HEADER);
-               return NULL;
-       }
-
-       bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM);
-       image_print_contents(hdr);
-
-       if (verify) {
-               puts("   Verifying Checksum ... ");
-               if (!image_check_dcrc(hdr)) {
-                       printf("Bad Data CRC\n");
-                       bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM);
-                       return NULL;
-               }
-               puts("OK\n");
-       }
-       bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH);
-
-       if (!image_check_target_arch(hdr)) {
-               printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr));
-               bootstage_error(BOOTSTAGE_ID_CHECK_ARCH);
-               return NULL;
-       }
-       return hdr;
-}
-#endif
-
-/**
- * boot_get_kernel - find kernel image
- * @os_data: pointer to a ulong variable, will hold os data start address
- * @os_len: pointer to a ulong variable, will hold os data length
- *
- * boot_get_kernel() tries to find a kernel image, verifies its integrity
- * and locates kernel data.
- *
- * returns:
- *     pointer to image header if valid image was found, plus kernel start
- *     address and length, otherwise NULL
- */
-static const void *boot_get_kernel(struct cmd_tbl *cmdtp, int flag, int argc,
-                                  char *const argv[], struct bootm_headers 
*images,
-                                  ulong *os_data, ulong *os_len)
-{
-#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
-       struct legacy_img_hdr   *hdr;
-#endif
-       ulong           img_addr;
-       const void *buf;
-       const char      *fit_uname_config = NULL;
-       const char      *fit_uname_kernel = NULL;
-#if CONFIG_IS_ENABLED(FIT)
-       int             os_noffset;
-#endif
-
-#ifdef CONFIG_ANDROID_BOOT_IMAGE
-       const void *boot_img;
-       const void *vendor_boot_img;
-#endif
-       img_addr = genimg_get_kernel_addr_fit(argc < 1 ? NULL : argv[0],
-                                             &fit_uname_config,
-                                             &fit_uname_kernel);
-
-       if (IS_ENABLED(CONFIG_CMD_BOOTM_PRE_LOAD))
-               img_addr += image_load_offset;
-
-       bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC);
-
-       /* check image type, for FIT images get FIT kernel node */
-       *os_data = *os_len = 0;
-       buf = map_sysmem(img_addr, 0);
-       switch (genimg_get_format(buf)) {
-#if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
-       case IMAGE_FORMAT_LEGACY:
-               printf("## Booting kernel from Legacy Image at %08lx ...\n",
-                      img_addr);
-               hdr = image_get_kernel(img_addr, images->verify);
-               if (!hdr)
-                       return NULL;
-               bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE);
-
-               /* get os_data and os_len */
-               switch (image_get_type(hdr)) {
-               case IH_TYPE_KERNEL:
-               case IH_TYPE_KERNEL_NOLOAD:
-                       *os_data = image_get_data(hdr);
-                       *os_len = image_get_data_size(hdr);
-                       break;
-               case IH_TYPE_MULTI:
-                       image_multi_getimg(hdr, 0, os_data, os_len);
-                       break;
-               case IH_TYPE_STANDALONE:
-                       *os_data = image_get_data(hdr);
-                       *os_len = image_get_data_size(hdr);
-                       break;
-               default:
-                       printf("Wrong Image Type for %s command\n",
-                              cmdtp->name);
-                       bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
-                       return NULL;
-               }
-
-               /*
-                * copy image header to allow for image overwrites during
-                * kernel decompression.
-                */
-               memmove(&images->legacy_hdr_os_copy, hdr,
-                       sizeof(struct legacy_img_hdr));
-
-               /* save pointer to image header */
-               images->legacy_hdr_os = hdr;
-
-               images->legacy_hdr_valid = 1;
-               bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE);
-               break;
-#endif
-#if CONFIG_IS_ENABLED(FIT)
-       case IMAGE_FORMAT_FIT:
-               os_noffset = fit_image_load(images, img_addr,
-                               &fit_uname_kernel, &fit_uname_config,
-                               IH_ARCH_DEFAULT, IH_TYPE_KERNEL,
-                               BOOTSTAGE_ID_FIT_KERNEL_START,
-                               FIT_LOAD_IGNORED, os_data, os_len);
-               if (os_noffset < 0)
-                       return NULL;
-
-               images->fit_hdr_os = map_sysmem(img_addr, 0);
-               images->fit_uname_os = fit_uname_kernel;
-               images->fit_uname_cfg = fit_uname_config;
-               images->fit_noffset_os = os_noffset;
-               break;
-#endif
-#ifdef CONFIG_ANDROID_BOOT_IMAGE
-       case IMAGE_FORMAT_ANDROID:
-               boot_img = buf;
-               vendor_boot_img = NULL;
-               if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) {
-                       boot_img = map_sysmem(get_abootimg_addr(), 0);
-                       vendor_boot_img = 
map_sysmem(get_avendor_bootimg_addr(), 0);
-               }
-               printf("## Booting Android Image at 0x%08lx ...\n", img_addr);
-               if (android_image_get_kernel(boot_img, vendor_boot_img, 
images->verify,
-                                            os_data, os_len))
-                       return NULL;
-               if (IS_ENABLED(CONFIG_CMD_ABOOTIMG)) {
-                       unmap_sysmem(vendor_boot_img);
-                       unmap_sysmem(boot_img);
-               }
-               break;
-#endif
-       default:
-               printf("Wrong Image Format for %s command\n", cmdtp->name);
-               bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO);
-               return NULL;
-       }
-
-       debug("   kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
-             *os_data, *os_len, *os_len);
-
-       return buf;
-}
-
 /**
  * switch_to_non_secure_mode() - switch to non-secure mode
  *
-- 
2.42.0.869.gea05f2083d-goog

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