diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 665ce173e66..0810d27c039 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -652,11 +652,12 @@ config ZBOOT_ROM_BSS hex "Compressed ROM boot loader BSS address" default "0" help - The base address of 64KiB of read/write memory in the target - for the ROM-able zImage, which must be available while the - decompressor is running. Platforms which normally make use of - ROM-able zImage formats normally set this to a suitable - value in their defconfig file. + The base address of an area of read/write memory in the target + for the ROM-able zImage which must be available while the + decompressor is running. It must be large enough to hold the + entire decompressed kernel plus an additional 128 KiB. + Platforms which normally make use of ROM-able zImage formats + normally set this to a suitable value in their defconfig file. If ZBOOT_ROM is not enabled, this has no effect. |