aboutsummaryrefslogtreecommitdiff
path: root/linux-user/aarch64/target_mman.h
diff options
context:
space:
mode:
Diffstat (limited to 'linux-user/aarch64/target_mman.h')
-rw-r--r--linux-user/aarch64/target_mman.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/linux-user/aarch64/target_mman.h b/linux-user/aarch64/target_mman.h
index f721295..69ec5d5 100644
--- a/linux-user/aarch64/target_mman.h
+++ b/linux-user/aarch64/target_mman.h
@@ -4,6 +4,19 @@
#define TARGET_PROT_BTI 0x10
#define TARGET_PROT_MTE 0x20
+/*
+ * arch/arm64/include/asm/processor.h:
+ *
+ * TASK_UNMAPPED_BASE DEFAULT_MAP_WINDOW / 4
+ * DEFAULT_MAP_WINDOW DEFAULT_MAP_WINDOW_64
+ * DEFAULT_MAP_WINDOW_64 UL(1) << VA_BITS_MIN
+ * VA_BITS_MIN 48 (unless explicitly configured smaller)
+ */
+#define TASK_UNMAPPED_BASE (1ull << (48 - 2))
+
+/* arch/arm64/include/asm/elf.h */
+#define ELF_ET_DYN_BASE TARGET_PAGE_ALIGN((1ull << 48) / 3 * 2)
+
#include "../generic/target_mman.h"
#endif