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authorTom Rini <[email protected]>2023-03-01 11:00:22 -0500
committerTom Rini <[email protected]>2023-03-01 11:00:22 -0500
commit49cba67852f1fb5ef481bef3532b2cda96816e45 (patch)
tree1d2cbada52d6098135921b72696e8f3add4c1292 /doc
parentf10905b4b7b9b6888e2532cdfb3536d2244676cb (diff)
parent1dbeade84e6cb4666bd72a31317c5758e275a1c5 (diff)
Merge branch 'next' of https://source.denx.de/u-boot/custodians/u-boot-marvell into next
- mvebu: Various fixes in SPL / kwboot / kwbimage (Pali)
Diffstat (limited to 'doc')
-rw-r--r--doc/kwboot.13
-rw-r--r--doc/mvebu/cmd/bubt.txt25
2 files changed, 19 insertions, 9 deletions
diff --git a/doc/kwboot.1 b/doc/kwboot.1
index a528fbbe8c3..5cda3b4d88a 100644
--- a/doc/kwboot.1
+++ b/doc/kwboot.1
@@ -159,7 +159,8 @@ program:
Instruct BootROM to enter boot Xmodem boot mode, send header of
\fIu-boot-with-spl.kwb\fP kwbimage file via Xmodem at 115200 Bd, then instruct
BootROM to change baudrate to 5200000 Bd, send data part of the kwbimage
-file via Xmodem at high speed and finally run terminal program:
+file via Xmodem at high speed, then change baudrate back to 115200 Bd,
+and finally run terminal program:
.IP
.B kwboot -b u-boot-with-spl.kwb -B 5200000 -t /dev/ttyUSB0
diff --git a/doc/mvebu/cmd/bubt.txt b/doc/mvebu/cmd/bubt.txt
index 6051243f116..52bd3e66c51 100644
--- a/doc/mvebu/cmd/bubt.txt
+++ b/doc/mvebu/cmd/bubt.txt
@@ -5,8 +5,8 @@ Bubt command is used to burn a new ATF image to flash device.
The bubt command gets the following parameters: ATF file name, destination device and source device.
bubt [file-name] [destination [source]]
- file-name Image file name to burn. default = flash-image.bin
- - destination Flash to burn to [spi, nand, mmc]. default = active flash
- - source Source to load image from [tftp, usb]. default = tftp
+ - destination Flash to burn to [spi, nand, mmc, sata]. default = active flash
+ - source Source to load image from [tftp, usb, mmc, sata]. default = tftp
Examples:
bubt - Burn flash-image.bin from tftp to active flash
@@ -14,8 +14,7 @@ Examples:
Notes:
- For the TFTP interface set serverip and ipaddr.
-- To burn image to SD/eMMC device, the target is defined
- by parameters CONFIG_SYS_MMC_ENV_DEV and CONFIG_SYS_MMC_ENV_PART.
+- To burn image to SD/eMMC device, the target is defined by HW partition.
Bubt command details (burn image step by-step)
----------------------------------------------
@@ -40,10 +39,20 @@ Notes:
Number 0 is used for user data partition and should not be utilized for storing
boot images and U-Boot environment in RAW mode since it will break file system
structures usually located here.
- The default boot partition is BOOT0. It is selected by the following parameter:
- CONFIG_SYS_MMC_ENV_PART=1
- Valid values for this parameter are 1 for BOOT0 and 2 for BOOT1.
- Please never use partition number 0 here!
+
+ Currently configured boot partition can be printed by command:
+ # mmc partconf 0
+ (search for BOOT_PARTITION_ACCESS output, number 7 is user data)
+
+ Change it to BOOT0:
+ # mmc partconf 0 0 1 1
+
+ Change it to BOOT1:
+ # mmc partconf 0 0 2 2
+
+ Change it to user data:
+ # mmc partconf 0 0 7 0
+
- The partition number is ignored if the target device is SD card.
- The boot image offset starts at block 0 for eMMC and block 1 for SD devices.
The block 0 on SD devices is left for MBR storage.