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Convert CONFIG_SYS_MEM_TOP_HIDE to Kconfig

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This converts the following to Kconfig:
   CONFIG_SYS_MEM_TOP_HIDE

Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Tom Rini
2022-04-06 10:33:32 -04:00
parent bdf9831226
commit 24c904f309
18 changed files with 21 additions and 41 deletions
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11
Kconfig
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@@ -489,6 +489,17 @@ config STACK_SIZE
by the UEFI sub-system. On some boards initrd_high is calculated as
base stack pointer minus this stack size.
config SYS_MEM_TOP_HIDE
hex "Exclude some memory from U-Boot / OS information"
default 0x0
help
If set, this specified memory area will get subtracted from the top
(end) of RAM and won't get "touched" at all by U-Boot. By fixing up
gd->ram_size the OS / next stage should gets passed the now
"corrected" memory size and won't touch it either.
WARNING: Please make sure that this value is a multiple of the OS
page size.
config SYS_HAS_SRAM
bool
default y if TARGET_PIC32MZDASK