diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index d49f26fed4..dbf5ceb9d2 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1907,6 +1907,36 @@ config TARGET_XENGUEST_ARM64 select SSCANF endchoice +config SUPPORT_PASSING_ATAGS + bool "Support pre-devicetree ATAG-based booting" + depends on !ARM64 + imply SETUP_MEMORY_TAGS + help + Support for booting older Linux kernels, using ATAGs rather than + passing a devicetree. This is option is rarely used, and the + semantics are defined at + https://www.kernel.org/doc/Documentation/arm/Booting at section 4a. + +config SETUP_MEMORY_TAGS + bool "Pass memory size information via ATAG" + depends on SUPPORT_PASSING_ATAGS + +config CMDLINE_TAG + bool "Pass Linux kernel cmdline via ATAG" + depends on SUPPORT_PASSING_ATAGS + +config INITRD_TAG + bool "Pass initrd starting point and size via ATAG" + depends on SUPPORT_PASSING_ATAGS + +config REVISION_TAG + bool "Pass system revision via ATAG" + depends on SUPPORT_PASSING_ATAGS + +config SERIAL_TAG + bool "Pass system serial number via ATAG" + depends on SUPPORT_PASSING_ATAGS + config ARCH_SUPPORT_TFABOOT bool |