memory: fix rom_device I/O mode

When adding a rom_device in I/O mode, we incorrectly masked off the low bits, resulting in a pure RAM map. Fix my masking off the high bits and IO_MEM_ROMD, yielding a pure I/O map. Signed-off-by: Avi Kivity <avi@redhat.com>
15 years ago · b5fe14cc7e
1 changed files with 1 additions and 1 deletions
--- a/memory.c
+++ b/memory.c
@ -304,7 +304,7 @@ static void as_memory_range_add(AddressSpace *as, FlatRange *fr)
    }

    if (!fr->readable) {
-        phys_offset &= TARGET_PAGE_MASK;
+        phys_offset &= ~TARGET_PAGE_MASK & ~IO_MEM_ROMD;
    }

    cpu_register_physical_memory_log(fr->addr.start,