[U-Boot] [PATCH v6 4/6] armv8: ls2080a: Declare spin tables as reserved for efi loader
Alexander Graf
agraf at suse.de
Wed Oct 19 16:31:15 CEST 2016
The efi loader code has its own memory map, so it needs to be aware where
the spin tables are located, to ensure that no code writes into those
regions.
Signed-off-by: Alexander Graf <agraf at suse.de>
---
arch/arm/cpu/armv8/fsl-layerscape/fdt.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
index 1a8321b..facfcca 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
@@ -5,6 +5,7 @@
*/
#include <common.h>
+#include <efi_loader.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <phy.h>
@@ -105,6 +106,11 @@ remove_psci_node:
fdt_add_mem_rsv(blob, (uintptr_t)&secondary_boot_code,
*boot_code_size);
+#ifdef CONFIG_EFI_LOADER
+ efi_add_memory_map((uintptr_t)&secondary_boot_code,
+ ALIGN(*boot_code_size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
+ EFI_RESERVED_MEMORY_TYPE, false);
+#endif
}
#endif
--
1.8.5.6
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