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[PATCH 1/3] target/mips: Support variable page size
From: |
Huacai Chen |
Subject: |
[PATCH 1/3] target/mips: Support variable page size |
Date: |
Wed, 8 Apr 2020 17:16:18 +0800 |
Traditionally, MIPS use 4KB page size, but Loongson prefer 16KB page
size in system emulator. So, let's define TARGET_PAGE_BITS_VARY and
TARGET_PAGE_BITS_MIN to support variable page size.
Cc: Jiaxun Yang <address@hidden>
Signed-off-by: Huacai Chen <address@hidden>
---
target/mips/cpu-param.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/target/mips/cpu-param.h b/target/mips/cpu-param.h
index 308660d..9c4a6ea 100644
--- a/target/mips/cpu-param.h
+++ b/target/mips/cpu-param.h
@@ -23,7 +23,12 @@
# define TARGET_VIRT_ADDR_SPACE_BITS 32
#endif
#endif
+#ifdef CONFIG_USER_ONLY
#define TARGET_PAGE_BITS 12
+#else
+#define TARGET_PAGE_BITS_VARY
+#define TARGET_PAGE_BITS_MIN 12
+#endif
#define NB_MMU_MODES 4
#endif
--
2.7.0
- [PATCH 1/3] target/mips: Support variable page size,
Huacai Chen <=