mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-06 21:24:29 +00:00
89bb20bd38
Add README doc for bcmns3 platform. Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com> Reviewed-by: Simon Glass <sjg@chromium.org>
74 lines
2.4 KiB
Text
74 lines
2.4 KiB
Text
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 |
|
|
* | |
|
|
* ~ ~
|
|
* ~ ~
|
|
* | |
|
|
* |---------------------------|
|
|
*/
|