On 5/20/21 10:44 AM, Oleh Kravchenko wrote:
Thank you, Sean!

Could you please take a look at this patch too?
https://patchwork.ozlabs.org/project/uboot/patch/20210514210620.24715-1-o...@kaa.org.ua/

You may want to CC Lukas Majewski. I believe he took fastboot patches last time 
they got merged.

--Sean


20.05.21 17:32, Sean Anderson пише:


On 5/19/21 6:31 AM, Oleh Kravchenko wrote:
'gpt' and 'mmc0' fastboot partitions have been treated as the same device,
but it is wrong.

Fill disk_partition structure with eMMC user partition info
to properly flash data.

Signed-off-by: Oleh Kravchenko <o...@kaa.org.ua>
Cc: Pantelis Antoniou <pa...@antoniou-consulting.com>
Cc: Marek Vasut <ma...@denx.de>
Cc: Sean Anderson <sean.ander...@seco.com>
Cc: Tom Rini <tr...@konsulko.com>
---


Changes for v2:
     - code cleanup;
Changes for v3:
     - QA passed at https://github.com/u-boot/u-boot/pull/75;
Changes for v4:
     - fixed ugly code;
     - QA passed at https://github.com/u-boot/u-boot/pull/75.

   drivers/fastboot/fb_mmc.c | 22 +++++++++++++++-------
   1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/drivers/fastboot/fb_mmc.c b/drivers/fastboot/fb_mmc.c
index 2f3837e559..a009863e89 100644
--- a/drivers/fastboot/fb_mmc.c
+++ b/drivers/fastboot/fb_mmc.c
@@ -512,7 +512,7 @@ void fastboot_mmc_flash_write(const char *cmd, void 
*download_buffer,
                     u32 download_bytes, char *response)
   {
       struct blk_desc *dev_desc;
-    struct disk_partition info;
+    struct disk_partition info = {0};
     #ifdef CONFIG_FASTBOOT_MMC_BOOT_SUPPORT
       if (strcmp(cmd, CONFIG_FASTBOOT_MMC_BOOT1_NAME) == 0) {
@@ -532,12 +532,7 @@ void fastboot_mmc_flash_write(const char *cmd, void 
*download_buffer,
   #endif
     #if CONFIG_IS_ENABLED(EFI_PARTITION)
-#ifndef CONFIG_FASTBOOT_MMC_USER_SUPPORT
       if (strcmp(cmd, CONFIG_FASTBOOT_GPT_NAME) == 0) {
-#else
-    if (strcmp(cmd, CONFIG_FASTBOOT_GPT_NAME) == 0 ||
-        strcmp(cmd, CONFIG_FASTBOOT_MMC_USER_NAME) == 0) {
-#endif
           dev_desc = fastboot_mmc_get_dev(response);
           if (!dev_desc)
               return;
@@ -599,7 +594,20 @@ void fastboot_mmc_flash_write(const char *cmd, void 
*download_buffer,
       }
   #endif
   -    if (fastboot_mmc_get_part_info(cmd, &dev_desc, &info, response) < 0)
+#if CONFIG_IS_ENABLED(FASTBOOT_MMC_USER_SUPPORT)
+    if (strcmp(cmd, CONFIG_FASTBOOT_MMC_USER_NAME) == 0) {
+        dev_desc = fastboot_mmc_get_dev(response);
+        if (!dev_desc)
+            return;
+
+        strlcpy((char *)&info.name, cmd, sizeof(info.name));
+        info.size    = dev_desc->lba;
+        info.blksz    = dev_desc->blksz;
+    }
+#endif
+
+    if (!info.name[0] &&
+        fastboot_mmc_get_part_info(cmd, &dev_desc, &info, response) < 0)
           return;
         if (is_sparse_image(download_buffer)) {


Reviewed-by: Sean Anderson <sean.ander...@seco.com>

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