diff options
Diffstat (limited to 'arch/arm64/kernel/head.S')
| -rw-r--r-- | arch/arm64/kernel/head.S | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 66b0e0b66e31..840bda1869e9 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -319,7 +319,7 @@ SYM_FUNC_START_LOCAL(__create_page_tables) */ adrp x5, __idmap_text_end clz x5, x5 - cmp x5, TCR_T0SZ(VA_BITS) // default T0SZ small enough? + cmp x5, TCR_T0SZ(VA_BITS_MIN) // default T0SZ small enough? b.ge 1f // .. then skip VA range extension adr_l x6, idmap_t0sz @@ -655,8 +655,10 @@ SYM_FUNC_END(__secondary_too_slow) SYM_FUNC_START(__enable_mmu) mrs x2, ID_AA64MMFR0_EL1 ubfx x2, x2, #ID_AA64MMFR0_TGRAN_SHIFT, 4 - cmp x2, #ID_AA64MMFR0_TGRAN_SUPPORTED - b.ne __no_granule_support + cmp x2, #ID_AA64MMFR0_TGRAN_SUPPORTED_MIN + b.lt __no_granule_support + cmp x2, #ID_AA64MMFR0_TGRAN_SUPPORTED_MAX + b.gt __no_granule_support update_early_cpu_boot_status 0, x2, x3 adrp x2, idmap_pg_dir phys_to_ttbr x1, x1 |