xref: /openbmc/qemu/target/mips/mips-defs.h (revision 67194c7018b8b06a1c149757f596bb919c683725)
1  #ifndef QEMU_MIPS_DEFS_H
2  #define QEMU_MIPS_DEFS_H
3  
4  /* Real pages are variable size... */
5  #define MIPS_TLB_MAX 128
6  
7  /*
8   * bit definitions for insn_flags (ISAs/ASEs flags)
9   * ------------------------------------------------
10   */
11  /*
12   *   bits 0-23: MIPS base instruction sets
13   */
14  #define ISA_MIPS1         0x0000000000000001ULL
15  #define ISA_MIPS2         0x0000000000000002ULL
16  #define ISA_MIPS3         0x0000000000000004ULL /* 64-bit */
17  #define ISA_MIPS4         0x0000000000000008ULL
18  #define ISA_MIPS5         0x0000000000000010ULL
19  #define ISA_MIPS_R1       0x0000000000000020ULL
20  #define ISA_MIPS_R2       0x0000000000000040ULL
21  #define ISA_MIPS_R3       0x0000000000000080ULL
22  #define ISA_MIPS_R5       0x0000000000000100ULL
23  #define ISA_MIPS_R6       0x0000000000000200ULL
24  #define ISA_NANOMIPS32    0x0000000000008000ULL
25  /*
26   *   bits 24-39: MIPS ASEs
27   */
28  #define ASE_MIPS16        0x0000000001000000ULL
29  #define ASE_MDMX          0x0000000004000000ULL
30  #define ASE_DSP           0x0000000008000000ULL
31  #define ASE_DSP_R2        0x0000000010000000ULL
32  #define ASE_DSP_R3        0x0000000020000000ULL
33  #define ASE_SMARTMIPS     0x0000000080000000ULL
34  #define ASE_MICROMIPS     0x0000000100000000ULL
35  /*
36   *   bits 40-51: vendor-specific base instruction sets
37   */
38  #define INSN_VR54XX       0x0000010000000000ULL
39  #define INSN_R5900        0x0000020000000000ULL
40  #define INSN_LOONGSON2E   0x0000040000000000ULL
41  #define INSN_LOONGSON2F   0x0000080000000000ULL
42  #define INSN_LOONGSON3A   0x0000100000000000ULL
43  #define INSN_OCTEON       0x0000200000000000ULL
44  /*
45   *   bits 52-63: vendor-specific ASEs
46   */
47  /* MultiMedia Instructions defined by R5900 */
48  #define ASE_MMI           0x0010000000000000ULL
49  /* MIPS eXtension/enhanced Unit defined by Ingenic */
50  #define ASE_MXU           0x0020000000000000ULL
51  /* Loongson MultiMedia Instructions */
52  #define ASE_LMMI          0x0040000000000000ULL
53  /* Loongson EXTensions */
54  #define ASE_LEXT          0x0080000000000000ULL
55  
56  /* MIPS CPU defines. */
57  #define CPU_MIPS1       (ISA_MIPS1)
58  #define CPU_MIPS2       (CPU_MIPS1 | ISA_MIPS2)
59  #define CPU_MIPS3       (CPU_MIPS2 | ISA_MIPS3)
60  #define CPU_MIPS4       (CPU_MIPS3 | ISA_MIPS4)
61  #define CPU_MIPS5       (CPU_MIPS4 | ISA_MIPS5)
62  
63  #define CPU_MIPS64      (ISA_MIPS3)
64  
65  /* MIPS Technologies "Release 1" */
66  #define CPU_MIPS32R1    (CPU_MIPS2 | ISA_MIPS_R1)
67  #define CPU_MIPS64R1    (CPU_MIPS5 | CPU_MIPS32R1)
68  
69  /* MIPS Technologies "Release 2" */
70  #define CPU_MIPS32R2    (CPU_MIPS32R1 | ISA_MIPS_R2)
71  #define CPU_MIPS64R2    (CPU_MIPS64R1 | CPU_MIPS32R2)
72  
73  /* MIPS Technologies "Release 3" */
74  #define CPU_MIPS32R3    (CPU_MIPS32R2 | ISA_MIPS_R3)
75  #define CPU_MIPS64R3    (CPU_MIPS64R2 | CPU_MIPS32R3)
76  
77  /* MIPS Technologies "Release 5" */
78  #define CPU_MIPS32R5    (CPU_MIPS32R3 | ISA_MIPS_R5)
79  #define CPU_MIPS64R5    (CPU_MIPS64R3 | CPU_MIPS32R5)
80  
81  /* MIPS Technologies "Release 6" */
82  #define CPU_MIPS32R6    (CPU_MIPS32R5 | ISA_MIPS_R6)
83  #define CPU_MIPS64R6    (CPU_MIPS64R5 | CPU_MIPS32R6)
84  
85  /*
86   * Strictly follow the architecture standard:
87   * - Disallow "special" instruction handling for PMON/SPIM.
88   * Note that we still maintain Count/Compare to match the host clock.
89   *
90   * #define MIPS_STRICT_STANDARD 1
91   */
92  
93  #endif /* QEMU_MIPS_DEFS_H */
94