cmd: mvebu: bubt: show image boot device

When a mismatch is found trying to write an image for one boot method
to a different boot device, print an error message including the image
header marked target boot device type.

Signed-off-by: Joel Johnson <mrjoel@lixil.net>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/cmd/mvebu/bubt.c b/cmd/mvebu/bubt.c
index be6c5869a955b778b92e88a15a2ec544d7b7138e..dc0ce01c358e2dd059cdde1f9b8e3f9031fd661f 100644 (file)
--- a/cmd/mvebu/bubt.c
+++ b/cmd/mvebu/bubt.c
@@ -728,7 +728,17 @@ static int bubt_check_boot_mode(const struct bubt_dev *dst)
                if (a38x_boot_modes[mode].id == hdr->blockid)
                        return 0;
 
-               puts("Error: A38x image not built for destination device!\n");
+               for (int i = 0; i < ARRAY_SIZE(a38x_boot_modes); i++) {
+                       if (a38x_boot_modes[i].id == hdr->blockid) {
+                               printf("Error: A38x image meant to be "
+                                      "booted from \"%s\", not \"%s\"!\n",
+                                      a38x_boot_modes[i].name, dst->name);
+                               return -ENOEXEC;
+                       }
+               }
+
+               printf("Error: unknown boot device in A38x image header: "
+                      "0x%x\n", hdr->blockid);
                return -ENOEXEC;
        } else {
                return 0;