@@ -2291,8 +2291,9 @@ static void *subpage_init (target_phys_addr_t base, ram_addr_t *phys,
} \
} while (0)
-/* register physical memory. 'size' must be a multiple of the target
- page size. If (phys_offset & ~TARGET_PAGE_MASK) != 0, then it is an
+/* register physical memory.
+ For RAM, 'size' must be a multiple of the target page size.
+ If (phys_offset & ~TARGET_PAGE_MASK) != 0, then it is an
io memory page. The address used when calling the IO function is
the offset from the start of the region, plus region_offset. Both
start_addr and region_offset are rounded down to a page boundary
We don't require full pages in cpu_register_physical_memory, except for RAM. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- exec.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)