fix(private_regions): Change regions to be private and not broadcasted

Author: miguelafsilva5

src/core/mpu/mem.c

@@ -184,7 +184,7 @@ static void mem_init_boot_regions(void)
         .mem_flags = PTE_HYP_FLAGS,
         .as_sec = SEC_HYP_IMAGE,
     };
-    mem_map(&cpu()->as, &mpr, true, true);
+    mem_map(&cpu()->as, &mpr, false, true);
 
     if (separate_noload_region) {
         mpr = (struct mp_region){
@@ -198,7 +198,7 @@ static void mem_init_boot_regions(void)
             .mem_flags = PTE_HYP_FLAGS,
             .as_sec = SEC_HYP_IMAGE,
         };
-        mem_map(&cpu()->as, &mpr, true, true);
+        mem_map(&cpu()->as, &mpr, false, true);
     }
 
     mpr = (struct mp_region){
@@ -207,7 +207,7 @@ static void mem_init_boot_regions(void)
         .mem_flags = PTE_HYP_FLAGS,
         .as_sec = SEC_HYP_PRIVATE,
     };
-    mem_map(&cpu()->as, &mpr, true, true);
+    mem_map(&cpu()->as, &mpr, false, true);
 }
 
 void mem_prot_init()

src/core/vm.c

@@ -128,7 +128,7 @@ static void vm_install_image(struct vm* vm, struct vm_mem_region* reg)
 
     size_t img_num_pages = NUM_PAGES(vm->config->image.size);
     struct ppages img_ppages = mem_ppages_get(vm->config->image.load_addr, img_num_pages);
-    vaddr_t src_va = mem_alloc_map(&cpu()->as, SEC_HYP_GLOBAL, &img_ppages, INVALID_VA,
+    vaddr_t src_va = mem_alloc_map(&cpu()->as, SEC_HYP_PRIVATE, &img_ppages, INVALID_VA,
         img_num_pages, PTE_HYP_FLAGS);
     vaddr_t dst_va =
         mem_map_cpy(&vm->as, &cpu()->as, vm->config->image.base_addr, INVALID_VA, img_num_pages);