1 #if !defined (__QEMU_MIPS_DEFS_H__) 2 #define __QEMU_MIPS_DEFS_H__ 3 4 /* If we want to use host float regs... */ 5 //#define USE_HOST_FLOAT_REGS 6 7 /* Real pages are variable size... */ 8 #define TARGET_PAGE_BITS 12 9 #define MIPS_TLB_MAX 128 10 11 #if defined(TARGET_MIPS64) 12 #define TARGET_LONG_BITS 64 13 #define TARGET_PHYS_ADDR_SPACE_BITS 36 14 #define TARGET_VIRT_ADDR_SPACE_BITS 42 15 #else 16 #define TARGET_LONG_BITS 32 17 #define TARGET_PHYS_ADDR_SPACE_BITS 36 18 #define TARGET_VIRT_ADDR_SPACE_BITS 32 19 #endif 20 21 /* Masks used to mark instructions to indicate which ISA level they 22 were introduced in. */ 23 #define ISA_MIPS1 0x00000001 24 #define ISA_MIPS2 0x00000002 25 #define ISA_MIPS3 0x00000004 26 #define ISA_MIPS4 0x00000008 27 #define ISA_MIPS5 0x00000010 28 #define ISA_MIPS32 0x00000020 29 #define ISA_MIPS32R2 0x00000040 30 #define ISA_MIPS64 0x00000080 31 #define ISA_MIPS64R2 0x00000100 32 33 /* MIPS ASEs. */ 34 #define ASE_MIPS16 0x00001000 35 #define ASE_MIPS3D 0x00002000 36 #define ASE_MDMX 0x00004000 37 #define ASE_DSP 0x00008000 38 #define ASE_DSPR2 0x00010000 39 #define ASE_MT 0x00020000 40 #define ASE_SMARTMIPS 0x00040000 41 #define ASE_MICROMIPS 0x00080000 42 43 /* Chip specific instructions. */ 44 #define INSN_LOONGSON2E 0x20000000 45 #define INSN_LOONGSON2F 0x40000000 46 #define INSN_VR54XX 0x80000000 47 48 /* MIPS CPU defines. */ 49 #define CPU_MIPS1 (ISA_MIPS1) 50 #define CPU_MIPS2 (CPU_MIPS1 | ISA_MIPS2) 51 #define CPU_MIPS3 (CPU_MIPS2 | ISA_MIPS3) 52 #define CPU_MIPS4 (CPU_MIPS3 | ISA_MIPS4) 53 #define CPU_VR54XX (CPU_MIPS4 | INSN_VR54XX) 54 #define CPU_LOONGSON2E (CPU_MIPS3 | INSN_LOONGSON2E) 55 #define CPU_LOONGSON2F (CPU_MIPS3 | INSN_LOONGSON2F) 56 57 #define CPU_MIPS5 (CPU_MIPS4 | ISA_MIPS5) 58 59 /* MIPS Technologies "Release 1" */ 60 #define CPU_MIPS32 (CPU_MIPS2 | ISA_MIPS32) 61 #define CPU_MIPS64 (CPU_MIPS5 | CPU_MIPS32 | ISA_MIPS64) 62 63 /* MIPS Technologies "Release 2" */ 64 #define CPU_MIPS32R2 (CPU_MIPS32 | ISA_MIPS32R2) 65 #define CPU_MIPS64R2 (CPU_MIPS64 | CPU_MIPS32R2 | ISA_MIPS64R2) 66 67 /* Strictly follow the architecture standard: 68 - Disallow "special" instruction handling for PMON/SPIM. 69 Note that we still maintain Count/Compare to match the host clock. */ 70 //#define MIPS_STRICT_STANDARD 1 71 72 #endif /* !defined (__QEMU_MIPS_DEFS_H__) */ 73