On Thursday 13 April 2023 22:43:25 Martin Rowe wrote:
On Thu, 13 Apr 2023 at 20:58, Pali Rohár pali@kernel.org wrote:
BootROM and neither SPL does not use eMMC boot acknowledgement or boot enable bits in EXT_CSD_PART_CONF eMMC register. And also fixed SATA disk sector 0x141 is not used at all.
Signed-off-by: Pali Rohár pali@kernel.org
SPL successfully loads u-boot from the same partition as SPL. SD card and UART continue to boot.
Thanks Pali!
Tested-by: Martin Rowe martin.p.rowe@gmail.com
Ok, is something more needed for this patch series?
board/solidrun/clearfog/README | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/board/solidrun/clearfog/README b/board/solidrun/clearfog/README index ed4a712c5aa2..c86b37061a30 100644 --- a/board/solidrun/clearfog/README +++ b/board/solidrun/clearfog/README @@ -1,7 +1,7 @@ Update from original Marvell U-Boot to mainline U-Boot:
-Generate the U-Boot image with these commands: +Generate the U-Boot image for eMMC/SD with these commands:
$ make clearfog_defconfig $ make @@ -9,7 +9,7 @@ $ make The resulting image including the SPL binary with the full DDR setup is "u-boot-with-spl.kwb".
-Now all you need to do is copy this image on a SD card. +Now all you need to do is copy this image on a SD card's sector 1. For example with this command:
$ sudo dd if=u-boot-with-spl.kwb of=/dev/sdX bs=512 seek=1 @@ -20,12 +20,6 @@ of "/dev/sdX" here! Install U-Boot on eMMC:
-To make SPL load the main U-Boot image from the eMMC boot partition enable -eMMC boot acknowledgement and boot partition with the following U-Boot -command:
- mmc partconf 0 1 1 0
Install U-Boot on eMMC boot partition from Linux running on Clearfog:
echo 0 > /sys/block/mmcblk0boot0/force_ro @@ -37,8 +31,14 @@ Consider initial boot from UART (see below). Install U-Boot on SATA:
-When loading the main U-Boot image from raw SATA sector, set -CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR to 0x141. +Generate the U-Boot image for SATA with these commands:
+$ make clearfog_sata_defconfig +$ make
+Copy image on a SATA disk's sector 1:
+$ sudo dd if=u-boot-with-spl.kwb of=/dev/sdX bs=512 seek=1
Boot selection:
-- 2.20.1