Files
Linux_Drivers/u-boot-2021.10/doc/README.bcmns3
sam.xiang f8fc109960 [uboot] create uboot from github:
repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29
2023-03-10 20:30:57 +08:00

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BCMNS3 QSPI memory layout
=========================
BCMNS3 has total 8MB non-volatile SPI flash memory. It is used to store
different images like fip.bin, nitro firmware, DDR shmo value and other backup
images.
Following is the QSPI flash memory layout.
/* QSPI layout
* |---------------------------|->0x000000
* | |
* | |
* | fip.bin |
* | 2MB |
* | |
* ~ ~
* ~ ~
* | |
* | |
* | |
* |---------------------------|->0x200000
* | |
* | |
* | |
* | fip.bin (Mirror) |
* | 2MB |
* ~ ~
* ~ ~
* | |
* | |
* | |
* |---------------------------|->0x400000
* | |
* | Nitro NS3 Config |
* | 1.5M |
* | |
* ~ ~
* ~ ~
* | |
* |---------------------------|->0x580000
* | Nitro NS3 Config |
* | 1.5M |
* | (Mirror) |
* ~ ~
* ~ ~
* | |
* |---------------------------|->0x700000
* | Nitro NS3 bspd Config |
* | 64KB |
* ~ ~
* ~ ~
* | |
* |---------------------------|->0x710000
* | Nitro NS3 bspd Config |
* | 64KB |
* ~ (Mirror) ~
* ~ ~
* | |
* |---------------------------|->0x720000
* | SHMOO |
* | 64KB |
* | |
* ~ ~
* ~ ~
* |---------------------------|->0x730000
* | Meta Data |
* | 832KB |
* | |
* ~ ~
* ~ ~
* | |
* |---------------------------|
*/