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| author | Huacai Chen <chenhc@lemote.com> | 2020-04-08 17:16:18 +0800 |
|---|---|---|
| committer | Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> | 2020-06-01 13:28:21 +0200 |
| commit | ee3863b9d414f0b4a59a88f2a79b496a99d4f6dd (patch) | |
| tree | 86adf1dfc7ff2583defc6cc4af9ae0f25d8b8cfa /target/mips/cpu-param.h | |
| parent | 7e0896b0e134f5023107d8b4454c020ba51f2d42 (diff) | |
| download | qemu-ee3863b9d414f0b4a59a88f2a79b496a99d4f6dd.zip | |
target/mips: Support variable page size
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 <jiaxun.yang@flygoat.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Signed-off-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Message-Id: <1586337380-25217-1-git-send-email-chenhc@lemote.com>
Diffstat (limited to 'target/mips/cpu-param.h')
| -rw-r--r-- | target/mips/cpu-param.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/target/mips/cpu-param.h b/target/mips/cpu-param.h index 308660d29d..9c4a6ea45e 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 |