efi_loader: EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE
Implement the EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE event.
This requires allocating the event and the event list from runtime data.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c
index 9476556..9f4ba2f 100644
--- a/lib/efi_loader/efi_runtime.c
+++ b/lib/efi_loader/efi_runtime.c
@@ -391,8 +391,10 @@
*/
static bool efi_is_runtime_service_pointer(void *p)
{
- return p >= (void *)&efi_runtime_services.get_time &&
- p <= (void *)&efi_runtime_services.query_variable_info;
+ return (p >= (void *)&efi_runtime_services.get_time &&
+ p <= (void *)&efi_runtime_services.query_variable_info) ||
+ p == (void *)&efi_events.prev ||
+ p == (void *)&efi_events.next;
}
/**
@@ -577,6 +579,7 @@
int n = memory_map_size / descriptor_size;
int i;
int rt_code_sections = 0;
+ struct efi_event *event;
EFI_ENTRY("%lx %lx %x %p", memory_map_size, descriptor_size,
descriptor_version, virtmap);
@@ -610,6 +613,13 @@
return EFI_EXIT(EFI_INVALID_PARAMETER);
}
+ /* Notify EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE */
+ list_for_each_entry(event, &efi_events, link) {
+ if (event->notify_function)
+ EFI_CALL_VOID(event->notify_function(
+ event, event->notify_context));
+ }
+
/* Rebind mmio pointers */
for (i = 0; i < n; i++) {
struct efi_mem_desc *map = (void*)virtmap +