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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>
This commit is contained in:
Huacai Chen 2020-04-08 17:16:18 +08:00 committed by Aleksandar Markovic
parent 7e0896b0e1
commit ee3863b9d4
1 changed files with 5 additions and 0 deletions
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5
target/mips/cpu-param.h
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@ -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