The early MMU code now uses pages to map the OP-TEE area non executable.
This mapping is overwritten with sections in barebox proper. Refrain
from doing so by using arch_remap_range() and bypassing reserved areas.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
arch/arm/cpu/mmu_32.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/arch/arm/cpu/mmu_32.c b/arch/arm/cpu/mmu_32.c
index 705d27a045..47711bed35 100644
--- a/arch/arm/cpu/mmu_32.c
+++ b/arch/arm/cpu/mmu_32.c
@@ -522,9 +522,17 @@ void __mmu_init(bool mmu_on)
vectors_init();
for_each_memory_bank(bank) {
- create_sections(bank->start, bank->start + bank->size - 1,
- PMD_SECT_DEF_CACHED);
- __mmu_cache_flush();
+ struct resource *rsv;
+ resource_size_t pos;
+
+ pos = bank->start;
+
+ for_each_reserved_region(bank, rsv) {
+ arch_remap_range((void *)pos, rsv->start - pos, MAP_CACHED);
+ pos = rsv->end + 1;
+ }
+
+ arch_remap_range((void *)pos, bank->start + bank->size - pos, MAP_CACHED);
}
}
--
2.39.2
