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authorRichard Henderson <richard.henderson@linaro.org>2023-08-02 14:29:40 -0700
committerRichard Henderson <richard.henderson@linaro.org>2023-08-08 13:24:27 -0700
commit2d708164e0475064e0e2167bd73e8570e22df1e0 (patch)
treef17712dd84f0ac07f6640ceee314fca2259bfe81 /linux-user/arm
parentc8fb5cf97da11af11def1e910920c9ead03c304a (diff)
linux-user: Define TASK_UNMAPPED_BASE in $guest/target_mman.h
Provide default values that are as close as possible to the values used by the guest's kernel. Tested-by: Helge Deller <deller@gmx.de> Reviewed-by: Helge Deller <deller@gmx.de> Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'linux-user/arm')
-rw-r--r--linux-user/arm/target_mman.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/linux-user/arm/target_mman.h b/linux-user/arm/target_mman.h
index e7ba6070fe..76275b2c7e 100644
--- a/linux-user/arm/target_mman.h
+++ b/linux-user/arm/target_mman.h
@@ -1 +1,9 @@
+/*
+ * arch/arm/include/asm/memory.h
+ * TASK_UNMAPPED_BASE ALIGN(TASK_SIZE / 3, SZ_16M)
+ * TASK_SIZE CONFIG_PAGE_OFFSET
+ * CONFIG_PAGE_OFFSET 0xC0000000 (default in Kconfig)
+ */
+#define TASK_UNMAPPED_BASE 0x40000000
+
#include "../generic/target_mman.h"