diff options
| -rw-r--r-- | payloads/libpayload/arch/arm64/cache.c | 6 | ||||
| -rw-r--r-- | payloads/libpayload/include/arm64/arch/cache.h | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/payloads/libpayload/arch/arm64/cache.c b/payloads/libpayload/arch/arm64/cache.c index 799e2d2..0755c56 100644 --- a/payloads/libpayload/arch/arm64/cache.c +++ b/payloads/libpayload/arch/arm64/cache.c @@ -122,3 +122,9 @@ void cache_sync_instructions(void) dcache_clean_all(); /* includes trailing DSB (in assembly) */ icache_invalidate_all(); /* includes leading DSB and trailing ISB */ } + +void arch_program_segment_loaded(void const *addr, size_t len) +{ + dcache_clean_invalidate_by_mva(addr, len); + icache_invalidate_all(); +} diff --git a/payloads/libpayload/include/arm64/arch/cache.h b/payloads/libpayload/include/arm64/arch/cache.h index 7577758..7248869 100644 --- a/payloads/libpayload/include/arm64/arch/cache.h +++ b/payloads/libpayload/include/arm64/arch/cache.h @@ -100,6 +100,9 @@ void dcache_mmu_enable(void); /* perform all icache/dcache maintenance needed after loading new code */ void cache_sync_instructions(void); +/* Ensure that loaded program segment is synced back from cache to PoC */ +void arch_program_segment_loaded(void const *addr, size_t len); + /* tlb invalidate all */ void tlb_invalidate_all(void); |
