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-rw-r--r--target/arm/cpu-param.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/target/arm/cpu-param.h b/target/arm/cpu-param.h
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+/*
+ * ARM cpu parameters for qemu.
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * SPDX-License-Identifier: LGPL-2.0+
+ */
+
+#ifndef ARM_CPU_PARAM_H
+#define ARM_CPU_PARAM_H 1
+
+#ifdef TARGET_AARCH64
+# define TARGET_LONG_BITS 64
+# define TARGET_PHYS_ADDR_SPACE_BITS 48
+# define TARGET_VIRT_ADDR_SPACE_BITS 48
+#else
+# define TARGET_LONG_BITS 32
+# define TARGET_PHYS_ADDR_SPACE_BITS 40
+# define TARGET_VIRT_ADDR_SPACE_BITS 32
+#endif
+
+#ifdef CONFIG_USER_ONLY
+#define TARGET_PAGE_BITS 12
+# ifdef TARGET_AARCH64
+# define TARGET_TAGGED_ADDRESSES
+# endif
+#else
+/*
+ * ARMv7 and later CPUs have 4K pages minimum, but ARMv5 and v6
+ * have to support 1K tiny pages.
+ */
+# define TARGET_PAGE_BITS_VARY
+# define TARGET_PAGE_BITS_MIN 10
+#endif
+
+#define NB_MMU_MODES 15
+
+#endif