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-rw-r--r--README14
1 files changed, 11 insertions, 3 deletions
diff --git a/README b/README
index 4fee706..43f307f 100644
--- a/README
+++ b/README
@@ -3869,7 +3869,15 @@ Configuration Settings:
Scratch address used by the alternate memory test
You only need to set this if address zero isn't writeable
-- CONFIG_SYS_MEM_TOP_HIDE (PPC only):
+- CONFIG_SYS_MEM_RESERVE_SECURE
+ If defined, the size of CONFIG_SYS_MEM_RESERVE_SECURE memory
+ is substracted from total RAM and won't be reported to OS.
+ This memory can be used as secure memory. A variable
+ gd->secure_ram is used to track the location. In systems
+ the RAM base is not zero, or RAM is divided into banks,
+ this variable needs to be recalcuated to get the address.
+
+- CONFIG_SYS_MEM_TOP_HIDE:
If CONFIG_SYS_MEM_TOP_HIDE is defined in the board config header,
this specified memory area will get subtracted from the top
(end) of RAM and won't get "touched" at all by U-Boot. By
@@ -5048,8 +5056,8 @@ This firmware often needs to be loaded during U-Boot booting.
- CONFIG_SYS_DEBUG_SERVER_DRAM_BLOCK_MIN_SIZE
Define minimum DDR size required for debug server image
-- CONFIG_SYS_MEM_TOP_HIDE_MIN
- Define minimum DDR size to be hided from top of the DDR memory
+- CONFIG_SYS_MC_RSV_MEM_ALIGN
+ Define alignment of reserved memory MC requires
Reproducible builds
-------------------