misc: Generalize LOAD_OFFSET support
Instead of FLASH_LOAD_OFFSET being something specific to cortex-m, add it generally to misc/Kconfig, along with a hidden config HAS_LOAD_OFFSET which can be selected by the architectures as they add support for the functionality. Change-Id: I256ff8cf4e9b8493b26354c3b93fe1f7017d4887 Signed-off-by: David Brown <david.brown@linaro.org>
This commit is contained in:
parent
ce4f942011
commit
0c476a58b7
3 changed files with 18 additions and 11 deletions
|
@ -20,6 +20,7 @@ config CPU_CORTEX_M
|
|||
select CPU_CORTEX
|
||||
select ARCH_HAS_CUSTOM_SWAP_TO_MAIN
|
||||
select HAS_CMSIS
|
||||
select HAS_FLASH_LOAD_OFFSET
|
||||
help
|
||||
This option signifies the use of a CPU of the Cortex-M family.
|
||||
|
||||
|
|
|
@ -199,17 +199,6 @@ config FLASH_BASE_ADDRESS
|
|||
This option specifies the base address of the flash on the board. It is
|
||||
normally set by the board's defconfig file and the user should generally
|
||||
avoid modifying it via the menu configuration.
|
||||
|
||||
config FLASH_LOAD_OFFSET
|
||||
hex "Kernel load offset"
|
||||
default 0
|
||||
help
|
||||
This option specifies the byte offset from FLASH_BASE_ADDRESS that the
|
||||
kernel should be loaded into. Changing this value from zero will affect
|
||||
the Zephyr image's link, and will decrease the total amount of flash
|
||||
available for use by application code.
|
||||
|
||||
If unsure, leave at the default value 0.
|
||||
endmenu
|
||||
|
||||
menu "ARM Cortex-M0/M0+/M3/M4/M7 options"
|
||||
|
|
17
misc/Kconfig
17
misc/Kconfig
|
@ -9,6 +9,23 @@
|
|||
menu "Compile and Link Features"
|
||||
|
||||
menu "Linker Options"
|
||||
config HAS_FLASH_LOAD_OFFSET
|
||||
bool
|
||||
help
|
||||
This option is selected by targets having a FLASH_LOAD_OFFSET.
|
||||
|
||||
config FLASH_LOAD_OFFSET
|
||||
hex "Kernel load offset"
|
||||
default 0
|
||||
depends on HAS_FLASH_LOAD_OFFSET
|
||||
help
|
||||
This option specifies the byte offset from the beginning of flash that
|
||||
the kernel should be loaded into. Changing this value from zero will
|
||||
affect the Zephyr image's link, and will decrease the total amount of
|
||||
flash available for use by application code.
|
||||
|
||||
If unsure, leave at the default value 0.
|
||||
|
||||
config TEXT_SECTION_OFFSET
|
||||
hex "TEXT section offset"
|
||||
default 0
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue