diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/trusty/arm_ffa.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/trusty/arm_ffa.h b/include/linux/trusty/arm_ffa.h index ab7b2af..95d31b3 100644 --- a/include/linux/trusty/arm_ffa.h +++ b/include/linux/trusty/arm_ffa.h @@ -36,6 +36,13 @@ SMC_FASTCALL64_NR(SMC_ENTITY_SHARED_MEMORY, nr) /** + * FF-A specification mentions explicitly about '4K pages'. This should + * not be confused with the kernel PAGE_SIZE, which is the translation + * granule kernel is configured and may be one among 4K, 16K and 64K. + */ +#define FFA_PAGE_SIZE SZ_4K + +/** * typedef ffa_endpoint_id16_t - Endpoint ID * * Current implementation only supports VMIDs. FFA spec also support stream |