bcm2835: Reserve the spin table in efi memory map
Firmware provides a spin table on the raspberry pi. This table shouldn't
get overwritten by payloads, so we need to mark it as reserved.
Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index 04f27b4..22e87a2 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -8,6 +8,7 @@
#include <inttypes.h>
#include <config.h>
#include <dm.h>
+#include <efi_loader.h>
#include <fdt_support.h>
#include <fdt_simplefb.h>
#include <lcd.h>
@@ -518,5 +519,10 @@
*/
lcd_dt_simplefb_add_node(blob);
+#ifdef CONFIG_EFI_LOADER
+ /* Reserve the spin table */
+ efi_add_memory_map(0, 1, EFI_RESERVED_MEMORY_TYPE, 0);
+#endif
+
return 0;
}