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misc: improve description of BOOTLOADER_SRAM_SIZE

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This commit improves the help text of the BOOTLOADER_SRAM_SIZE
K-config option, to reflect its actual usage.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2018-05-21 14:35:12 +02:00 committed by Anas Nashif
parent e047775664
commit 0b7081859d
1 changed files with 5 additions and 2 deletions
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7
misc/Kconfig
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@ -327,13 +327,16 @@ config IS_BOOTLOADER
a separate Zephyr image payload.
config BOOTLOADER_SRAM_SIZE
int "SRAM reserved for when Zephyr acts as a bootloader"
int "SRAM reserved for bootloader"
default 16
depends on !XIP || IS_BOOTLOADER
depends on ARM
help
This option specifies the amount of SRAM (measure in kB) reserved for
when Zephyr is to act as a bootloader.
a bootloader image, when either:
- the Zephyr image itself is to act as the bootloader, or
- Zephyr is a !XIP image, which implicitly assumes existence of a
bootloader that loads the Zephyr !XIP image onto SRAM.
config BOOTLOADER_MCUBOOT
bool