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.

Backports commit ee3863b9d414f0b4a59a88f2a79b496a99d4f6dd from qemu
This commit is contained in:
Huacai Chen 2020-06-14 21:09:42 -04:00 committed by Lioncash
parent 1c6b0339e6
commit 504946fb79

View file

@ -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