Le 22/06/2017 à 18:19, Dr. Philipp Tomsich a écrit :
Guillaume,

On 22 Jun 2017, at 10:11, Guillaume GARDET <guillaume.gar...@free.fr> wrote:

Revert commit 253c60a557d6740f15169a1f15772d7e64928d9b as it breaks the
return value of 'mkimage -T rkimage' and print the following  error:
'./tools/mkimage: Can't print header for Rockchip Boot Image support: Success’
If you revert the underlying change, then 'dumpimage -l spl.img’ will break for 
all
Rockchip rksd/rkspi images (see the original commit message for details why it
is necessary).

E.g. with the change in question reverted:
        ptomsich@android:~/rk3399/u-boot$ tools/dumpimage -l spl-3368.img
        ptomsich@android:~/rk3399/u-boot$
With the change in question in place:
        ptomsich@android:~/rk3399/u-boot$ tools/dumpimage -l spl-3368.img
        Image Type:   Rockchip RK33 (SD/MMC) boot image
        Data Size:    28672 bytes
        ptomsich@android:~/rk3399/u-boot$

Looks like correctly doing this is even more involved in the imagetool framework
than meets the eye, as you error is coming from:
         /* Print the image information by processing image header */
         if (tparams->print_header)
                 tparams->print_header (ptr);
         else {
                 fprintf (stderr, "%s: Can't print header for %s: %s\n",
                         params.cmdname, tparams->name, strerror(errno));
                 exit (EXIT_FAILURE);
         }

So you might want to check whether adding but just the print_header
function works for you—the verify should be a sufficient guard for the
dumpimage case.

A yet better solution would be to implement verify_header/print_header
in a useful way for the rkimage type as well …

I am not familiar with RK, so I cannot implement this.
We should find a solution quite quickly since the release is not so far. Later, 
we could implement missing functions if wanted.

Could you propose a fix to your commit which is working for you, please?

Guillaume



Regards,
Philipp.

Signed-off-by: Guillaume GARDET <guillaume.gar...@free.fr>

Cc: Philipp Tomsich <philipp.toms...@theobroma-systems.com>
Cc: Simon Glass <s...@chromium.org>
Cc: Tom Rini <tr...@konsulko.com>

---
tools/rkimage.c | 21 ++++++++++++++++++---
1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/tools/rkimage.c b/tools/rkimage.c
index 9880b1569f..44d098c775 100644
--- a/tools/rkimage.c
+++ b/tools/rkimage.c
@@ -13,6 +13,16 @@

static uint32_t header;

+static int rkimage_verify_header(unsigned char *buf, int size,
+                                struct image_tool_params *params)
+{
+       return 0;
+}
+
+static void rkimage_print_header(const void *buf)
+{
+}
+
static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd,
                               struct image_tool_params *params)
{
@@ -23,6 +33,11 @@ static void rkimage_set_header(void *buf, struct stat *sbuf, 
int ifd,
                rkcommon_rc4_encode_spl(buf, 4, params->file_size);
}

+static int rkimage_extract_subimage(void *buf, struct image_tool_params 
*params)
+{
+       return 0;
+}
+
static int rkimage_check_image_type(uint8_t type)
{
        if (type == IH_TYPE_RKIMAGE)
@@ -40,10 +55,10 @@ U_BOOT_IMAGE_TYPE(
        4,
        &header,
        rkcommon_check_params,
-       NULL,
-       NULL,
+       rkimage_verify_header,
+       rkimage_print_header,
        rkimage_set_header,
-       NULL,
+       rkimage_extract_subimage,
        rkimage_check_image_type,
        NULL,
        NULL
--
2.12.3



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