[U-Boot] [PATCH V4 6/6] doc: imx: mkimage: introduce i.MX8 image format

Peng Fan peng.fan at nxp.com
Thu Aug 22 07:42:49 UTC 2019

Introduce i.MX8 container set configuration file and add example

Signed-off-by: Peng Fan <peng.fan at nxp.com>
 doc/imx/mkimage/imx8image.txt | 45 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 doc/imx/mkimage/imx8image.txt

diff --git a/doc/imx/mkimage/imx8image.txt b/doc/imx/mkimage/imx8image.txt
new file mode 100644
index 0000000000..76664a86fa
--- /dev/null
+++ b/doc/imx/mkimage/imx8image.txt
@@ -0,0 +1,45 @@
+This documentation entry describes the i.MX8 container format and how
+to use.
+A Boot image consists of:
+ - Primary Boot Container Set
+ - Optional Secondary Boot Container Set
+The imx8image only support the Primary Boot Container Set.
+The Primary Boot Container Set contains two containers. The 1st container
+only contain the SECO firmware image, the 2nd container can contain
+multiple images and typically have:
+ - SCF FW image
+ - M4 FW image
+ - AP FW image
+For more details, refer i.MX8 Reference Mannual Chapter 5
+"System Boot and section", "5.9 (Boot image) of the processor's manual"
+Configuration file:
+BOOT_FROM	[sd|emmc_fastboot|fspi|nand_4k|nand_8k|nand_16k] [sector_size]
+ - indicates the boot media
+ - indicates the soc
+APPEND		[ahab container image]
+ - indicates the ahah image that will be put in the 1st container
+   When creating container image will be loaded by SPL, this entry
+   should not this included
+ - indicates to create the 2nd container
+IMAGE		[SCU|M40|M41|A35|A53|A72] [image file] [load address]
+ - indicates images will be put in the 2nd container
+APPEND mx8qm-ahab-container.img
+IMAGE SCU mx8qm-mek-scfw-tcm.bin
+IMAGE A35 spl/u-boot-spl.bin 0x00100000

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