| 293,7 → 293,7 |
|---|
| } |
| } |
| |
| /* if (entry->p_flags & PF_X) |
| if (entry->p_flags & PF_X) |
| flags |= AS_AREA_EXEC; |
| if (entry->p_flags & PF_W) |
| flags |= AS_AREA_WRITE; |
| 300,9 → 300,8 |
|---|
| if (entry->p_flags & PF_R) |
| flags |= AS_AREA_READ; |
| flags |= AS_AREA_CACHEABLE; |
| */ |
| /* FIXME: Kernel won't normally allow this, unless you "patch" it */ |
| // flags = AS_AREA_READ | AS_AREA_WRITE | AS_AREA_EXEC | AS_AREA_CACHEABLE; |
| |
| /* Final flags for the memory area */ |
| flags = AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE; |
| |
| /* |
| 318,8 → 317,12 |
|---|
| printf("map to p_vaddr=0x%x-0x%x...\n", entry->p_vaddr + bias, |
| entry->p_vaddr + bias + ALIGN_UP(entry->p_memsz, PAGE_SIZE)); |
| |
| /* |
| * For the course of loading, the area needs to be readable |
| * and writeable. |
| */ |
| a = as_area_create((uint8_t *)entry->p_vaddr + bias, |
| entry->p_memsz, flags); |
| entry->p_memsz, AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
| if (a == (void *)(-1)) { |
| printf("memory mapping failed\n"); |
| return EE_MEMORY; |
| 355,6 → 358,13 |
|---|
| dp += now; |
| } |
| |
| printf("set area flags to %d\n", flags); |
| rc = as_area_change_flags((uint8_t *)entry->p_vaddr + bias, flags); |
| if (rc != 0) { |
| printf("failed to set memory area flags\n"); |
| return EE_MEMORY; |
| } |
| |
| return EE_OK; |
| } |
| |