CONFIG_ARM64_VA_BITS
(No prompt – not directly user assignable.)
Type: int
Direct dependencies
ARM_MMU
&& (CPU_CORTEX_A
|| CPU_AARCH64_CORTEX_R
) && ARM64
(Includes any dependencies from ifs and menus.)
Defaults
32 if
ARM64_VA_BITS_32
36 if
ARM64_VA_BITS_36
40 if
ARM64_VA_BITS_40
42 if
ARM64_VA_BITS_42
48 if
ARM64_VA_BITS_48
Kconfig definition
At <Zephyr>/arch/arm64/core/Kconfig:206
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:39
→ <Zephyr>/arch/Kconfig:12
→ <Zephyr>/arch/arm64/Kconfig:32
Menu path: (Top) → ARM64 Options
config ARM64_VA_BITS
int
default 32 if ARM64_VA_BITS_32
default 36 if ARM64_VA_BITS_36
default 40 if ARM64_VA_BITS_40
default 42 if ARM64_VA_BITS_42
default 48 if ARM64_VA_BITS_48
depends on ARM_MMU && (CPU_CORTEX_A || CPU_AARCH64_CORTEX_R) && ARM64
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)