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-rw-r--r--board/armltd/vexpress64/vexpress64.c21
-rw-r--r--include/configs/vexpress_aemv8a.h6
2 files changed, 24 insertions, 3 deletions
diff --git a/board/armltd/vexpress64/vexpress64.c b/board/armltd/vexpress64/vexpress64.c
index 6efc8c183a..973b57969f 100644
--- a/board/armltd/vexpress64/vexpress64.c
+++ b/board/armltd/vexpress64/vexpress64.c
@@ -14,6 +14,7 @@
#include <dm/platdata.h>
#include <dm/platform_data/serial_pl01x.h>
#include "pcie.h"
+#include <asm/armv8/mmu.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -28,6 +29,26 @@ U_BOOT_DEVICE(vexpress_serials) = {
.platdata = &serial_platdata,
};
+static struct mm_region vexpress64_mem_map[] = {
+ {
+ .base = 0x0UL,
+ .size = 0x80000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+ PTE_BLOCK_NON_SHARE |
+ PTE_BLOCK_PXN | PTE_BLOCK_UXN
+ }, {
+ .base = 0x80000000UL,
+ .size = 0xff80000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+ PTE_BLOCK_INNER_SHARE
+ }, {
+ /* List terminator */
+ 0,
+ }
+};
+
+struct mm_region *mem_map = vexpress64_mem_map;
+
/* This function gets replaced by platforms supporting PCIe.
* The replacement function, eg. on Juno, initialises the PCIe bus.
*/
diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h
index 269053e2be..e398bdbd40 100644
--- a/include/configs/vexpress_aemv8a.h
+++ b/include/configs/vexpress_aemv8a.h
@@ -19,9 +19,9 @@
#define CONFIG_SUPPORT_RAW_INITRD
-/* Cache Definitions */
-#define CONFIG_SYS_DCACHE_OFF
-#define CONFIG_SYS_ICACHE_OFF
+/* MMU Definitions */
+#define CONFIG_SYS_CACHELINE_SIZE 64
+#define CONFIG_SYS_FULL_VA
#define CONFIG_IDENT_STRING " vexpress_aemv8a"
#define CONFIG_BOOTP_VCI_STRING "U-Boot.armv8.vexpress_aemv8a"