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1 | 6af0bf9c | bellard | #if !defined (__MIPS_CPU_H__)
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2 | 6af0bf9c | bellard | #define __MIPS_CPU_H__
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3 | 6af0bf9c | bellard | |
4 | 4ad40f36 | bellard | #define TARGET_HAS_ICE 1 |
5 | 4ad40f36 | bellard | |
6 | 9042c0e2 | ths | #define ELF_MACHINE EM_MIPS
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7 | 9042c0e2 | ths | |
8 | c5d6edc3 | bellard | #include "config.h" |
9 | 6af0bf9c | bellard | #include "mips-defs.h" |
10 | 6af0bf9c | bellard | #include "cpu-defs.h" |
11 | 6af0bf9c | bellard | #include "softfloat.h" |
12 | 6af0bf9c | bellard | |
13 | fdbb4691 | bellard | // uint_fast8_t and uint_fast16_t not in <sys/int_types.h>
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14 | fdbb4691 | bellard | // XXX: move that elsewhere
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15 | 36bb244b | ths | #if defined(HOST_SOLARIS) && HOST_SOLARIS < 10 |
16 | fdbb4691 | bellard | typedef unsigned char uint_fast8_t; |
17 | fdbb4691 | bellard | typedef unsigned int uint_fast16_t; |
18 | fdbb4691 | bellard | #endif
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19 | fdbb4691 | bellard | |
20 | ead9360e | ths | struct CPUMIPSState;
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21 | 6af0bf9c | bellard | |
22 | 29929e34 | ths | typedef struct r4k_tlb_t r4k_tlb_t; |
23 | 29929e34 | ths | struct r4k_tlb_t {
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24 | 6af0bf9c | bellard | target_ulong VPN; |
25 | 9c2149c8 | ths | uint32_t PageMask; |
26 | 98c1b82b | pbrook | uint_fast8_t ASID; |
27 | 98c1b82b | pbrook | uint_fast16_t G:1;
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28 | 98c1b82b | pbrook | uint_fast16_t C0:3;
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29 | 98c1b82b | pbrook | uint_fast16_t C1:3;
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30 | 98c1b82b | pbrook | uint_fast16_t V0:1;
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31 | 98c1b82b | pbrook | uint_fast16_t V1:1;
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32 | 98c1b82b | pbrook | uint_fast16_t D0:1;
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33 | 98c1b82b | pbrook | uint_fast16_t D1:1;
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34 | 6af0bf9c | bellard | target_ulong PFN[2];
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35 | 6af0bf9c | bellard | }; |
36 | 6af0bf9c | bellard | |
37 | ead9360e | ths | typedef struct CPUMIPSTLBContext CPUMIPSTLBContext; |
38 | ead9360e | ths | struct CPUMIPSTLBContext {
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39 | ead9360e | ths | uint32_t nb_tlb; |
40 | ead9360e | ths | uint32_t tlb_in_use; |
41 | ead9360e | ths | int (*map_address) (struct CPUMIPSState *env, target_ulong *physical, int *prot, target_ulong address, int rw, int access_type); |
42 | ead9360e | ths | void (*do_tlbwi) (void); |
43 | ead9360e | ths | void (*do_tlbwr) (void); |
44 | ead9360e | ths | void (*do_tlbp) (void); |
45 | ead9360e | ths | void (*do_tlbr) (void); |
46 | ead9360e | ths | union {
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47 | ead9360e | ths | struct {
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48 | ead9360e | ths | r4k_tlb_t tlb[MIPS_TLB_MAX]; |
49 | ead9360e | ths | } r4k; |
50 | ead9360e | ths | } mmu; |
51 | ead9360e | ths | }; |
52 | 51b2772f | ths | |
53 | ead9360e | ths | typedef union fpr_t fpr_t; |
54 | ead9360e | ths | union fpr_t {
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55 | ead9360e | ths | float64 fd; /* ieee double precision */
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56 | ead9360e | ths | float32 fs[2];/* ieee single precision */ |
57 | ead9360e | ths | uint64_t d; /* binary double fixed-point */
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58 | ead9360e | ths | uint32_t w[2]; /* binary single fixed-point */ |
59 | ead9360e | ths | }; |
60 | ead9360e | ths | /* define FP_ENDIAN_IDX to access the same location
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61 | ead9360e | ths | * in the fpr_t union regardless of the host endianess
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62 | ead9360e | ths | */
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63 | ead9360e | ths | #if defined(WORDS_BIGENDIAN)
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64 | ead9360e | ths | # define FP_ENDIAN_IDX 1 |
65 | ead9360e | ths | #else
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66 | ead9360e | ths | # define FP_ENDIAN_IDX 0 |
67 | c570fd16 | ths | #endif
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68 | ead9360e | ths | |
69 | ead9360e | ths | typedef struct CPUMIPSFPUContext CPUMIPSFPUContext; |
70 | ead9360e | ths | struct CPUMIPSFPUContext {
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71 | 6af0bf9c | bellard | /* Floating point registers */
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72 | f7cfb2a1 | ths | fpr_t fpr[32];
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73 | 6ea83fed | bellard | #ifndef USE_HOST_FLOAT_REGS
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74 | 6ea83fed | bellard | fpr_t ft0; |
75 | 6ea83fed | bellard | fpr_t ft1; |
76 | 6ea83fed | bellard | fpr_t ft2; |
77 | 6ea83fed | bellard | #endif
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78 | 6ea83fed | bellard | float_status fp_status; |
79 | 5a5012ec | ths | /* fpu implementation/revision register (fir) */
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80 | 6af0bf9c | bellard | uint32_t fcr0; |
81 | 5a5012ec | ths | #define FCR0_F64 22 |
82 | 5a5012ec | ths | #define FCR0_L 21 |
83 | 5a5012ec | ths | #define FCR0_W 20 |
84 | 5a5012ec | ths | #define FCR0_3D 19 |
85 | 5a5012ec | ths | #define FCR0_PS 18 |
86 | 5a5012ec | ths | #define FCR0_D 17 |
87 | 5a5012ec | ths | #define FCR0_S 16 |
88 | 5a5012ec | ths | #define FCR0_PRID 8 |
89 | 5a5012ec | ths | #define FCR0_REV 0 |
90 | 6ea83fed | bellard | /* fcsr */
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91 | 6ea83fed | bellard | uint32_t fcr31; |
92 | fd4a04eb | ths | #define SET_FP_COND(num,env) do { ((env)->fcr31) |= ((num) ? (1 << ((num) + 24)) : (1 << 23)); } while(0) |
93 | fd4a04eb | ths | #define CLEAR_FP_COND(num,env) do { ((env)->fcr31) &= ~((num) ? (1 << ((num) + 24)) : (1 << 23)); } while(0) |
94 | fd4a04eb | ths | #define GET_FP_COND(env) ((((env)->fcr31 >> 24) & 0xfe) | (((env)->fcr31 >> 23) & 0x1)) |
95 | 5a5012ec | ths | #define GET_FP_CAUSE(reg) (((reg) >> 12) & 0x3f) |
96 | 5a5012ec | ths | #define GET_FP_ENABLE(reg) (((reg) >> 7) & 0x1f) |
97 | 5a5012ec | ths | #define GET_FP_FLAGS(reg) (((reg) >> 2) & 0x1f) |
98 | 5a5012ec | ths | #define SET_FP_CAUSE(reg,v) do { (reg) = ((reg) & ~(0x3f << 12)) | ((v & 0x3f) << 12); } while(0) |
99 | 5a5012ec | ths | #define SET_FP_ENABLE(reg,v) do { (reg) = ((reg) & ~(0x1f << 7)) | ((v & 0x1f) << 7); } while(0) |
100 | 5a5012ec | ths | #define SET_FP_FLAGS(reg,v) do { (reg) = ((reg) & ~(0x1f << 2)) | ((v & 0x1f) << 2); } while(0) |
101 | 5a5012ec | ths | #define UPDATE_FP_FLAGS(reg,v) do { (reg) |= ((v & 0x1f) << 2); } while(0) |
102 | 6ea83fed | bellard | #define FP_INEXACT 1 |
103 | 6ea83fed | bellard | #define FP_UNDERFLOW 2 |
104 | 6ea83fed | bellard | #define FP_OVERFLOW 4 |
105 | 6ea83fed | bellard | #define FP_DIV0 8 |
106 | 6ea83fed | bellard | #define FP_INVALID 16 |
107 | 6ea83fed | bellard | #define FP_UNIMPLEMENTED 32 |
108 | ead9360e | ths | }; |
109 | ead9360e | ths | |
110 | 623a930e | ths | #define NB_MMU_MODES 3 |
111 | 6ebbf390 | j_mayer | |
112 | ead9360e | ths | typedef struct CPUMIPSMVPContext CPUMIPSMVPContext; |
113 | ead9360e | ths | struct CPUMIPSMVPContext {
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114 | ead9360e | ths | int32_t CP0_MVPControl; |
115 | ead9360e | ths | #define CP0MVPCo_CPA 3 |
116 | ead9360e | ths | #define CP0MVPCo_STLB 2 |
117 | ead9360e | ths | #define CP0MVPCo_VPC 1 |
118 | ead9360e | ths | #define CP0MVPCo_EVP 0 |
119 | ead9360e | ths | int32_t CP0_MVPConf0; |
120 | ead9360e | ths | #define CP0MVPC0_M 31 |
121 | ead9360e | ths | #define CP0MVPC0_TLBS 29 |
122 | ead9360e | ths | #define CP0MVPC0_GS 28 |
123 | ead9360e | ths | #define CP0MVPC0_PCP 27 |
124 | ead9360e | ths | #define CP0MVPC0_PTLBE 16 |
125 | ead9360e | ths | #define CP0MVPC0_TCA 15 |
126 | ead9360e | ths | #define CP0MVPC0_PVPE 10 |
127 | ead9360e | ths | #define CP0MVPC0_PTC 0 |
128 | ead9360e | ths | int32_t CP0_MVPConf1; |
129 | ead9360e | ths | #define CP0MVPC1_CIM 31 |
130 | ead9360e | ths | #define CP0MVPC1_CIF 30 |
131 | ead9360e | ths | #define CP0MVPC1_PCX 20 |
132 | ead9360e | ths | #define CP0MVPC1_PCP2 10 |
133 | ead9360e | ths | #define CP0MVPC1_PCP1 0 |
134 | ead9360e | ths | }; |
135 | ead9360e | ths | |
136 | ead9360e | ths | typedef struct mips_def_t mips_def_t; |
137 | ead9360e | ths | |
138 | ead9360e | ths | #define MIPS_SHADOW_SET_MAX 16 |
139 | ead9360e | ths | #define MIPS_TC_MAX 5 |
140 | ead9360e | ths | #define MIPS_DSP_ACC 4 |
141 | ead9360e | ths | |
142 | ead9360e | ths | typedef struct CPUMIPSState CPUMIPSState; |
143 | ead9360e | ths | struct CPUMIPSState {
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144 | ead9360e | ths | /* General integer registers */
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145 | d0dc7dc3 | ths | target_ulong gpr[MIPS_SHADOW_SET_MAX][32];
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146 | ead9360e | ths | /* Special registers */
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147 | ead9360e | ths | target_ulong PC[MIPS_TC_MAX]; |
148 | ead9360e | ths | #if TARGET_LONG_BITS > HOST_LONG_BITS
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149 | ead9360e | ths | target_ulong t0; |
150 | ead9360e | ths | target_ulong t1; |
151 | ead9360e | ths | #endif
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152 | d0dc7dc3 | ths | target_ulong HI[MIPS_TC_MAX][MIPS_DSP_ACC]; |
153 | d0dc7dc3 | ths | target_ulong LO[MIPS_TC_MAX][MIPS_DSP_ACC]; |
154 | d0dc7dc3 | ths | target_ulong ACX[MIPS_TC_MAX][MIPS_DSP_ACC]; |
155 | ead9360e | ths | target_ulong DSPControl[MIPS_TC_MAX]; |
156 | ead9360e | ths | |
157 | ead9360e | ths | CPUMIPSMVPContext *mvp; |
158 | ead9360e | ths | CPUMIPSTLBContext *tlb; |
159 | ead9360e | ths | CPUMIPSFPUContext *fpu; |
160 | ead9360e | ths | uint32_t current_tc; |
161 | 958fb4a9 | ths | target_ulong *current_tc_gprs; |
162 | 36d23958 | ths | |
163 | e034e2c3 | ths | uint32_t SEGBITS; |
164 | e034e2c3 | ths | target_ulong SEGMask; |
165 | 6d35524c | ths | uint32_t PABITS; |
166 | 6d35524c | ths | target_ulong PAMask; |
167 | 29929e34 | ths | |
168 | 9c2149c8 | ths | int32_t CP0_Index; |
169 | ead9360e | ths | /* CP0_MVP* are per MVP registers. */
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170 | 9c2149c8 | ths | int32_t CP0_Random; |
171 | ead9360e | ths | int32_t CP0_VPEControl; |
172 | ead9360e | ths | #define CP0VPECo_YSI 21 |
173 | ead9360e | ths | #define CP0VPECo_GSI 20 |
174 | ead9360e | ths | #define CP0VPECo_EXCPT 16 |
175 | ead9360e | ths | #define CP0VPECo_TE 15 |
176 | ead9360e | ths | #define CP0VPECo_TargTC 0 |
177 | ead9360e | ths | int32_t CP0_VPEConf0; |
178 | ead9360e | ths | #define CP0VPEC0_M 31 |
179 | ead9360e | ths | #define CP0VPEC0_XTC 21 |
180 | ead9360e | ths | #define CP0VPEC0_TCS 19 |
181 | ead9360e | ths | #define CP0VPEC0_SCS 18 |
182 | ead9360e | ths | #define CP0VPEC0_DSC 17 |
183 | ead9360e | ths | #define CP0VPEC0_ICS 16 |
184 | ead9360e | ths | #define CP0VPEC0_MVP 1 |
185 | ead9360e | ths | #define CP0VPEC0_VPA 0 |
186 | ead9360e | ths | int32_t CP0_VPEConf1; |
187 | ead9360e | ths | #define CP0VPEC1_NCX 20 |
188 | ead9360e | ths | #define CP0VPEC1_NCP2 10 |
189 | ead9360e | ths | #define CP0VPEC1_NCP1 0 |
190 | ead9360e | ths | target_ulong CP0_YQMask; |
191 | ead9360e | ths | target_ulong CP0_VPESchedule; |
192 | ead9360e | ths | target_ulong CP0_VPEScheFBack; |
193 | ead9360e | ths | int32_t CP0_VPEOpt; |
194 | ead9360e | ths | #define CP0VPEOpt_IWX7 15 |
195 | ead9360e | ths | #define CP0VPEOpt_IWX6 14 |
196 | ead9360e | ths | #define CP0VPEOpt_IWX5 13 |
197 | ead9360e | ths | #define CP0VPEOpt_IWX4 12 |
198 | ead9360e | ths | #define CP0VPEOpt_IWX3 11 |
199 | ead9360e | ths | #define CP0VPEOpt_IWX2 10 |
200 | ead9360e | ths | #define CP0VPEOpt_IWX1 9 |
201 | ead9360e | ths | #define CP0VPEOpt_IWX0 8 |
202 | ead9360e | ths | #define CP0VPEOpt_DWX7 7 |
203 | ead9360e | ths | #define CP0VPEOpt_DWX6 6 |
204 | ead9360e | ths | #define CP0VPEOpt_DWX5 5 |
205 | ead9360e | ths | #define CP0VPEOpt_DWX4 4 |
206 | ead9360e | ths | #define CP0VPEOpt_DWX3 3 |
207 | ead9360e | ths | #define CP0VPEOpt_DWX2 2 |
208 | ead9360e | ths | #define CP0VPEOpt_DWX1 1 |
209 | ead9360e | ths | #define CP0VPEOpt_DWX0 0 |
210 | 9c2149c8 | ths | target_ulong CP0_EntryLo0; |
211 | ead9360e | ths | int32_t CP0_TCStatus[MIPS_TC_MAX]; |
212 | ead9360e | ths | #define CP0TCSt_TCU3 31 |
213 | ead9360e | ths | #define CP0TCSt_TCU2 30 |
214 | ead9360e | ths | #define CP0TCSt_TCU1 29 |
215 | ead9360e | ths | #define CP0TCSt_TCU0 28 |
216 | ead9360e | ths | #define CP0TCSt_TMX 27 |
217 | ead9360e | ths | #define CP0TCSt_RNST 23 |
218 | ead9360e | ths | #define CP0TCSt_TDS 21 |
219 | ead9360e | ths | #define CP0TCSt_DT 20 |
220 | ead9360e | ths | #define CP0TCSt_DA 15 |
221 | ead9360e | ths | #define CP0TCSt_A 13 |
222 | ead9360e | ths | #define CP0TCSt_TKSU 11 |
223 | ead9360e | ths | #define CP0TCSt_IXMT 10 |
224 | ead9360e | ths | #define CP0TCSt_TASID 0 |
225 | ead9360e | ths | int32_t CP0_TCBind[MIPS_TC_MAX]; |
226 | ead9360e | ths | #define CP0TCBd_CurTC 21 |
227 | ead9360e | ths | #define CP0TCBd_TBE 17 |
228 | ead9360e | ths | #define CP0TCBd_CurVPE 0 |
229 | ead9360e | ths | target_ulong CP0_TCHalt[MIPS_TC_MAX]; |
230 | ead9360e | ths | target_ulong CP0_TCContext[MIPS_TC_MAX]; |
231 | ead9360e | ths | target_ulong CP0_TCSchedule[MIPS_TC_MAX]; |
232 | ead9360e | ths | target_ulong CP0_TCScheFBack[MIPS_TC_MAX]; |
233 | 9c2149c8 | ths | target_ulong CP0_EntryLo1; |
234 | 9c2149c8 | ths | target_ulong CP0_Context; |
235 | 9c2149c8 | ths | int32_t CP0_PageMask; |
236 | 9c2149c8 | ths | int32_t CP0_PageGrain; |
237 | 9c2149c8 | ths | int32_t CP0_Wired; |
238 | ead9360e | ths | int32_t CP0_SRSConf0_rw_bitmask; |
239 | ead9360e | ths | int32_t CP0_SRSConf0; |
240 | ead9360e | ths | #define CP0SRSC0_M 31 |
241 | ead9360e | ths | #define CP0SRSC0_SRS3 20 |
242 | ead9360e | ths | #define CP0SRSC0_SRS2 10 |
243 | ead9360e | ths | #define CP0SRSC0_SRS1 0 |
244 | ead9360e | ths | int32_t CP0_SRSConf1_rw_bitmask; |
245 | ead9360e | ths | int32_t CP0_SRSConf1; |
246 | ead9360e | ths | #define CP0SRSC1_M 31 |
247 | ead9360e | ths | #define CP0SRSC1_SRS6 20 |
248 | ead9360e | ths | #define CP0SRSC1_SRS5 10 |
249 | ead9360e | ths | #define CP0SRSC1_SRS4 0 |
250 | ead9360e | ths | int32_t CP0_SRSConf2_rw_bitmask; |
251 | ead9360e | ths | int32_t CP0_SRSConf2; |
252 | ead9360e | ths | #define CP0SRSC2_M 31 |
253 | ead9360e | ths | #define CP0SRSC2_SRS9 20 |
254 | ead9360e | ths | #define CP0SRSC2_SRS8 10 |
255 | ead9360e | ths | #define CP0SRSC2_SRS7 0 |
256 | ead9360e | ths | int32_t CP0_SRSConf3_rw_bitmask; |
257 | ead9360e | ths | int32_t CP0_SRSConf3; |
258 | ead9360e | ths | #define CP0SRSC3_M 31 |
259 | ead9360e | ths | #define CP0SRSC3_SRS12 20 |
260 | ead9360e | ths | #define CP0SRSC3_SRS11 10 |
261 | ead9360e | ths | #define CP0SRSC3_SRS10 0 |
262 | ead9360e | ths | int32_t CP0_SRSConf4_rw_bitmask; |
263 | ead9360e | ths | int32_t CP0_SRSConf4; |
264 | ead9360e | ths | #define CP0SRSC4_SRS15 20 |
265 | ead9360e | ths | #define CP0SRSC4_SRS14 10 |
266 | ead9360e | ths | #define CP0SRSC4_SRS13 0 |
267 | 9c2149c8 | ths | int32_t CP0_HWREna; |
268 | c570fd16 | ths | target_ulong CP0_BadVAddr; |
269 | 9c2149c8 | ths | int32_t CP0_Count; |
270 | 9c2149c8 | ths | target_ulong CP0_EntryHi; |
271 | 9c2149c8 | ths | int32_t CP0_Compare; |
272 | 9c2149c8 | ths | int32_t CP0_Status; |
273 | 6af0bf9c | bellard | #define CP0St_CU3 31 |
274 | 6af0bf9c | bellard | #define CP0St_CU2 30 |
275 | 6af0bf9c | bellard | #define CP0St_CU1 29 |
276 | 6af0bf9c | bellard | #define CP0St_CU0 28 |
277 | 6af0bf9c | bellard | #define CP0St_RP 27 |
278 | 6ea83fed | bellard | #define CP0St_FR 26 |
279 | 6af0bf9c | bellard | #define CP0St_RE 25 |
280 | 7a387fff | ths | #define CP0St_MX 24 |
281 | 7a387fff | ths | #define CP0St_PX 23 |
282 | 6af0bf9c | bellard | #define CP0St_BEV 22 |
283 | 6af0bf9c | bellard | #define CP0St_TS 21 |
284 | 6af0bf9c | bellard | #define CP0St_SR 20 |
285 | 6af0bf9c | bellard | #define CP0St_NMI 19 |
286 | 6af0bf9c | bellard | #define CP0St_IM 8 |
287 | 7a387fff | ths | #define CP0St_KX 7 |
288 | 7a387fff | ths | #define CP0St_SX 6 |
289 | 7a387fff | ths | #define CP0St_UX 5 |
290 | 623a930e | ths | #define CP0St_KSU 3 |
291 | 6af0bf9c | bellard | #define CP0St_ERL 2 |
292 | 6af0bf9c | bellard | #define CP0St_EXL 1 |
293 | 6af0bf9c | bellard | #define CP0St_IE 0 |
294 | 9c2149c8 | ths | int32_t CP0_IntCtl; |
295 | ead9360e | ths | #define CP0IntCtl_IPTI 29 |
296 | ead9360e | ths | #define CP0IntCtl_IPPC1 26 |
297 | ead9360e | ths | #define CP0IntCtl_VS 5 |
298 | 9c2149c8 | ths | int32_t CP0_SRSCtl; |
299 | ead9360e | ths | #define CP0SRSCtl_HSS 26 |
300 | ead9360e | ths | #define CP0SRSCtl_EICSS 18 |
301 | ead9360e | ths | #define CP0SRSCtl_ESS 12 |
302 | ead9360e | ths | #define CP0SRSCtl_PSS 6 |
303 | ead9360e | ths | #define CP0SRSCtl_CSS 0 |
304 | 9c2149c8 | ths | int32_t CP0_SRSMap; |
305 | ead9360e | ths | #define CP0SRSMap_SSV7 28 |
306 | ead9360e | ths | #define CP0SRSMap_SSV6 24 |
307 | ead9360e | ths | #define CP0SRSMap_SSV5 20 |
308 | ead9360e | ths | #define CP0SRSMap_SSV4 16 |
309 | ead9360e | ths | #define CP0SRSMap_SSV3 12 |
310 | ead9360e | ths | #define CP0SRSMap_SSV2 8 |
311 | ead9360e | ths | #define CP0SRSMap_SSV1 4 |
312 | ead9360e | ths | #define CP0SRSMap_SSV0 0 |
313 | 9c2149c8 | ths | int32_t CP0_Cause; |
314 | 7a387fff | ths | #define CP0Ca_BD 31 |
315 | 7a387fff | ths | #define CP0Ca_TI 30 |
316 | 7a387fff | ths | #define CP0Ca_CE 28 |
317 | 7a387fff | ths | #define CP0Ca_DC 27 |
318 | 7a387fff | ths | #define CP0Ca_PCI 26 |
319 | 6af0bf9c | bellard | #define CP0Ca_IV 23 |
320 | 7a387fff | ths | #define CP0Ca_WP 22 |
321 | 7a387fff | ths | #define CP0Ca_IP 8 |
322 | 4de9b249 | ths | #define CP0Ca_IP_mask 0x0000FF00 |
323 | 7a387fff | ths | #define CP0Ca_EC 2 |
324 | c570fd16 | ths | target_ulong CP0_EPC; |
325 | 9c2149c8 | ths | int32_t CP0_PRid; |
326 | b29a0341 | ths | int32_t CP0_EBase; |
327 | 9c2149c8 | ths | int32_t CP0_Config0; |
328 | 6af0bf9c | bellard | #define CP0C0_M 31 |
329 | 6af0bf9c | bellard | #define CP0C0_K23 28 |
330 | 6af0bf9c | bellard | #define CP0C0_KU 25 |
331 | 6af0bf9c | bellard | #define CP0C0_MDU 20 |
332 | 6af0bf9c | bellard | #define CP0C0_MM 17 |
333 | 6af0bf9c | bellard | #define CP0C0_BM 16 |
334 | 6af0bf9c | bellard | #define CP0C0_BE 15 |
335 | 6af0bf9c | bellard | #define CP0C0_AT 13 |
336 | 6af0bf9c | bellard | #define CP0C0_AR 10 |
337 | 6af0bf9c | bellard | #define CP0C0_MT 7 |
338 | 7a387fff | ths | #define CP0C0_VI 3 |
339 | 6af0bf9c | bellard | #define CP0C0_K0 0 |
340 | 9c2149c8 | ths | int32_t CP0_Config1; |
341 | 7a387fff | ths | #define CP0C1_M 31 |
342 | 6af0bf9c | bellard | #define CP0C1_MMU 25 |
343 | 6af0bf9c | bellard | #define CP0C1_IS 22 |
344 | 6af0bf9c | bellard | #define CP0C1_IL 19 |
345 | 6af0bf9c | bellard | #define CP0C1_IA 16 |
346 | 6af0bf9c | bellard | #define CP0C1_DS 13 |
347 | 6af0bf9c | bellard | #define CP0C1_DL 10 |
348 | 6af0bf9c | bellard | #define CP0C1_DA 7 |
349 | 7a387fff | ths | #define CP0C1_C2 6 |
350 | 7a387fff | ths | #define CP0C1_MD 5 |
351 | 6af0bf9c | bellard | #define CP0C1_PC 4 |
352 | 6af0bf9c | bellard | #define CP0C1_WR 3 |
353 | 6af0bf9c | bellard | #define CP0C1_CA 2 |
354 | 6af0bf9c | bellard | #define CP0C1_EP 1 |
355 | 6af0bf9c | bellard | #define CP0C1_FP 0 |
356 | 9c2149c8 | ths | int32_t CP0_Config2; |
357 | 7a387fff | ths | #define CP0C2_M 31 |
358 | 7a387fff | ths | #define CP0C2_TU 28 |
359 | 7a387fff | ths | #define CP0C2_TS 24 |
360 | 7a387fff | ths | #define CP0C2_TL 20 |
361 | 7a387fff | ths | #define CP0C2_TA 16 |
362 | 7a387fff | ths | #define CP0C2_SU 12 |
363 | 7a387fff | ths | #define CP0C2_SS 8 |
364 | 7a387fff | ths | #define CP0C2_SL 4 |
365 | 7a387fff | ths | #define CP0C2_SA 0 |
366 | 9c2149c8 | ths | int32_t CP0_Config3; |
367 | 7a387fff | ths | #define CP0C3_M 31 |
368 | 7a387fff | ths | #define CP0C3_DSPP 10 |
369 | 7a387fff | ths | #define CP0C3_LPA 7 |
370 | 7a387fff | ths | #define CP0C3_VEIC 6 |
371 | 7a387fff | ths | #define CP0C3_VInt 5 |
372 | 7a387fff | ths | #define CP0C3_SP 4 |
373 | 7a387fff | ths | #define CP0C3_MT 2 |
374 | 7a387fff | ths | #define CP0C3_SM 1 |
375 | 7a387fff | ths | #define CP0C3_TL 0 |
376 | e397ee33 | ths | int32_t CP0_Config6; |
377 | e397ee33 | ths | int32_t CP0_Config7; |
378 | ead9360e | ths | /* XXX: Maybe make LLAddr per-TC? */
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379 | c570fd16 | ths | target_ulong CP0_LLAddr; |
380 | fd88b6ab | ths | target_ulong CP0_WatchLo[8];
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381 | fd88b6ab | ths | int32_t CP0_WatchHi[8];
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382 | 9c2149c8 | ths | target_ulong CP0_XContext; |
383 | 9c2149c8 | ths | int32_t CP0_Framemask; |
384 | 9c2149c8 | ths | int32_t CP0_Debug; |
385 | ead9360e | ths | #define CP0DB_DBD 31 |
386 | 6af0bf9c | bellard | #define CP0DB_DM 30 |
387 | 6af0bf9c | bellard | #define CP0DB_LSNM 28 |
388 | 6af0bf9c | bellard | #define CP0DB_Doze 27 |
389 | 6af0bf9c | bellard | #define CP0DB_Halt 26 |
390 | 6af0bf9c | bellard | #define CP0DB_CNT 25 |
391 | 6af0bf9c | bellard | #define CP0DB_IBEP 24 |
392 | 6af0bf9c | bellard | #define CP0DB_DBEP 21 |
393 | 6af0bf9c | bellard | #define CP0DB_IEXI 20 |
394 | 6af0bf9c | bellard | #define CP0DB_VER 15 |
395 | 6af0bf9c | bellard | #define CP0DB_DEC 10 |
396 | 6af0bf9c | bellard | #define CP0DB_SSt 8 |
397 | 6af0bf9c | bellard | #define CP0DB_DINT 5 |
398 | 6af0bf9c | bellard | #define CP0DB_DIB 4 |
399 | 6af0bf9c | bellard | #define CP0DB_DDBS 3 |
400 | 6af0bf9c | bellard | #define CP0DB_DDBL 2 |
401 | 6af0bf9c | bellard | #define CP0DB_DBp 1 |
402 | 6af0bf9c | bellard | #define CP0DB_DSS 0 |
403 | ead9360e | ths | int32_t CP0_Debug_tcstatus[MIPS_TC_MAX]; |
404 | c570fd16 | ths | target_ulong CP0_DEPC; |
405 | 9c2149c8 | ths | int32_t CP0_Performance0; |
406 | 9c2149c8 | ths | int32_t CP0_TagLo; |
407 | 9c2149c8 | ths | int32_t CP0_DataLo; |
408 | 9c2149c8 | ths | int32_t CP0_TagHi; |
409 | 9c2149c8 | ths | int32_t CP0_DataHi; |
410 | c570fd16 | ths | target_ulong CP0_ErrorEPC; |
411 | 9c2149c8 | ths | int32_t CP0_DESAVE; |
412 | 6af0bf9c | bellard | /* Qemu */
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413 | 6af0bf9c | bellard | int interrupt_request;
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414 | 6af0bf9c | bellard | jmp_buf jmp_env; |
415 | 6af0bf9c | bellard | int exception_index;
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416 | 6af0bf9c | bellard | int error_code;
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417 | 6af0bf9c | bellard | int user_mode_only; /* user mode only simulation */ |
418 | 6af0bf9c | bellard | uint32_t hflags; /* CPU State */
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419 | 6af0bf9c | bellard | /* TMASK defines different execution modes */
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420 | b8aa4598 | ths | #define MIPS_HFLAG_TMASK 0x01FF |
421 | 78749ba8 | ths | #define MIPS_HFLAG_MODE 0x0007 /* execution modes */ |
422 | 623a930e | ths | /* The KSU flags must be the lowest bits in hflags. The flag order
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423 | 623a930e | ths | must be the same as defined for CP0 Status. This allows to use
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424 | 623a930e | ths | the bits as the value of mmu_idx. */
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425 | 623a930e | ths | #define MIPS_HFLAG_KSU 0x0003 /* kernel/supervisor/user mode mask */ |
426 | 623a930e | ths | #define MIPS_HFLAG_UM 0x0002 /* user mode flag */ |
427 | 623a930e | ths | #define MIPS_HFLAG_SM 0x0001 /* supervisor mode flag */ |
428 | 623a930e | ths | #define MIPS_HFLAG_KM 0x0000 /* kernel mode flag */ |
429 | 623a930e | ths | #define MIPS_HFLAG_DM 0x0004 /* Debug mode */ |
430 | 5e755519 | ths | #define MIPS_HFLAG_64 0x0008 /* 64-bit instructions enabled */ |
431 | 387a8fe5 | ths | #define MIPS_HFLAG_CP0 0x0010 /* CP0 enabled */ |
432 | 387a8fe5 | ths | #define MIPS_HFLAG_FPU 0x0020 /* FPU enabled */ |
433 | 387a8fe5 | ths | #define MIPS_HFLAG_F64 0x0040 /* 64-bit FPU enabled */ |
434 | b8aa4598 | ths | /* True if the MIPS IV COP1X instructions can be used. This also
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435 | b8aa4598 | ths | controls the non-COP1X instructions RECIP.S, RECIP.D, RSQRT.S
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436 | b8aa4598 | ths | and RSQRT.D. */
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437 | b8aa4598 | ths | #define MIPS_HFLAG_COP1X 0x0080 /* COP1X instructions enabled */ |
438 | b8aa4598 | ths | #define MIPS_HFLAG_RE 0x0100 /* Reversed endianness */ |
439 | 4ad40f36 | bellard | /* If translation is interrupted between the branch instruction and
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440 | 4ad40f36 | bellard | * the delay slot, record what type of branch it is so that we can
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441 | 4ad40f36 | bellard | * resume translation properly. It might be possible to reduce
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442 | 4ad40f36 | bellard | * this from three bits to two. */
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443 | b8aa4598 | ths | #define MIPS_HFLAG_BMASK 0x0e00 |
444 | b8aa4598 | ths | #define MIPS_HFLAG_B 0x0200 /* Unconditional branch */ |
445 | b8aa4598 | ths | #define MIPS_HFLAG_BC 0x0400 /* Conditional branch */ |
446 | b8aa4598 | ths | #define MIPS_HFLAG_BL 0x0600 /* Likely branch */ |
447 | b8aa4598 | ths | #define MIPS_HFLAG_BR 0x0800 /* branch to register (can't link TB) */ |
448 | 6af0bf9c | bellard | target_ulong btarget; /* Jump / branch target */
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449 | 6af0bf9c | bellard | int bcond; /* Branch condition (if needed) */ |
450 | a316d335 | bellard | |
451 | 4ad40f36 | bellard | int halted; /* TRUE if the CPU is in suspend state */ |
452 | 4ad40f36 | bellard | |
453 | 7a387fff | ths | int SYNCI_Step; /* Address step size for SYNCI */ |
454 | 7a387fff | ths | int CCRes; /* Cycle count resolution/divisor */ |
455 | ead9360e | ths | uint32_t CP0_Status_rw_bitmask; /* Read/write bits in CP0_Status */
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456 | ead9360e | ths | uint32_t CP0_TCStatus_rw_bitmask; /* Read/write bits in CP0_TCStatus */
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457 | e189e748 | ths | int insn_flags; /* Supported instruction set */ |
458 | 7a387fff | ths | |
459 | 33ac7f16 | ths | #ifdef CONFIG_USER_ONLY
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460 | 6f5b89a0 | ths | target_ulong tls_value; |
461 | 6f5b89a0 | ths | #endif
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462 | 6f5b89a0 | ths | |
463 | a316d335 | bellard | CPU_COMMON |
464 | 6ae81775 | ths | |
465 | aaed909a | bellard | const mips_def_t *cpu_model;
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466 | 33ac7f16 | ths | #ifndef CONFIG_USER_ONLY
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467 | 33ac7f16 | ths | void *irq[8]; |
468 | 33ac7f16 | ths | #endif
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469 | 51b2772f | ths | |
470 | 6ae81775 | ths | struct QEMUTimer *timer; /* Internal timer */ |
471 | 6af0bf9c | bellard | }; |
472 | 6af0bf9c | bellard | |
473 | 29929e34 | ths | int no_mmu_map_address (CPUMIPSState *env, target_ulong *physical, int *prot, |
474 | 29929e34 | ths | target_ulong address, int rw, int access_type); |
475 | 29929e34 | ths | int fixed_mmu_map_address (CPUMIPSState *env, target_ulong *physical, int *prot, |
476 | 29929e34 | ths | target_ulong address, int rw, int access_type); |
477 | 29929e34 | ths | int r4k_map_address (CPUMIPSState *env, target_ulong *physical, int *prot, |
478 | 29929e34 | ths | target_ulong address, int rw, int access_type); |
479 | 29929e34 | ths | void r4k_do_tlbwi (void); |
480 | 29929e34 | ths | void r4k_do_tlbwr (void); |
481 | 29929e34 | ths | void r4k_do_tlbp (void); |
482 | 29929e34 | ths | void r4k_do_tlbr (void); |
483 | 33d68b5f | ths | void mips_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...)); |
484 | 33d68b5f | ths | |
485 | 647de6ca | ths | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
486 | 647de6ca | ths | int unused);
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487 | 647de6ca | ths | |
488 | 9467d44c | ths | #define CPUState CPUMIPSState
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489 | 9467d44c | ths | #define cpu_init cpu_mips_init
|
490 | 9467d44c | ths | #define cpu_exec cpu_mips_exec
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491 | 9467d44c | ths | #define cpu_gen_code cpu_mips_gen_code
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492 | 9467d44c | ths | #define cpu_signal_handler cpu_mips_signal_handler
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493 | c732abe2 | j_mayer | #define cpu_list mips_cpu_list
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494 | 9467d44c | ths | |
495 | 623a930e | ths | /* MMU modes definitions. We carefully match the indices with our
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496 | 623a930e | ths | hflags layout. */
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497 | 6ebbf390 | j_mayer | #define MMU_MODE0_SUFFIX _kernel
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498 | 623a930e | ths | #define MMU_MODE1_SUFFIX _super
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499 | 623a930e | ths | #define MMU_MODE2_SUFFIX _user
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500 | 623a930e | ths | #define MMU_USER_IDX 2 |
501 | 6ebbf390 | j_mayer | static inline int cpu_mmu_index (CPUState *env) |
502 | 6ebbf390 | j_mayer | { |
503 | 623a930e | ths | return env->hflags & MIPS_HFLAG_KSU;
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504 | 6ebbf390 | j_mayer | } |
505 | 6ebbf390 | j_mayer | |
506 | 6af0bf9c | bellard | #include "cpu-all.h" |
507 | 6af0bf9c | bellard | |
508 | 6af0bf9c | bellard | /* Memory access type :
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509 | 6af0bf9c | bellard | * may be needed for precise access rights control and precise exceptions.
|
510 | 6af0bf9c | bellard | */
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511 | 6af0bf9c | bellard | enum {
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512 | 6af0bf9c | bellard | /* 1 bit to define user level / supervisor access */
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513 | 6af0bf9c | bellard | ACCESS_USER = 0x00,
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514 | 6af0bf9c | bellard | ACCESS_SUPER = 0x01,
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515 | 6af0bf9c | bellard | /* 1 bit to indicate direction */
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516 | 6af0bf9c | bellard | ACCESS_STORE = 0x02,
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517 | 6af0bf9c | bellard | /* Type of instruction that generated the access */
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518 | 6af0bf9c | bellard | ACCESS_CODE = 0x10, /* Code fetch access */ |
519 | 6af0bf9c | bellard | ACCESS_INT = 0x20, /* Integer load/store access */ |
520 | 6af0bf9c | bellard | ACCESS_FLOAT = 0x30, /* floating point load/store access */ |
521 | 6af0bf9c | bellard | }; |
522 | 6af0bf9c | bellard | |
523 | 6af0bf9c | bellard | /* Exceptions */
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524 | 6af0bf9c | bellard | enum {
|
525 | 6af0bf9c | bellard | EXCP_NONE = -1,
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526 | 6af0bf9c | bellard | EXCP_RESET = 0,
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527 | 6af0bf9c | bellard | EXCP_SRESET, |
528 | 6af0bf9c | bellard | EXCP_DSS, |
529 | 6af0bf9c | bellard | EXCP_DINT, |
530 | 14e51cc7 | ths | EXCP_DDBL, |
531 | 14e51cc7 | ths | EXCP_DDBS, |
532 | 6af0bf9c | bellard | EXCP_NMI, |
533 | 6af0bf9c | bellard | EXCP_MCHECK, |
534 | 14e51cc7 | ths | EXCP_EXT_INTERRUPT, /* 8 */
|
535 | 6af0bf9c | bellard | EXCP_DFWATCH, |
536 | 14e51cc7 | ths | EXCP_DIB, |
537 | 6af0bf9c | bellard | EXCP_IWATCH, |
538 | 6af0bf9c | bellard | EXCP_AdEL, |
539 | 6af0bf9c | bellard | EXCP_AdES, |
540 | 6af0bf9c | bellard | EXCP_TLBF, |
541 | 6af0bf9c | bellard | EXCP_IBE, |
542 | 14e51cc7 | ths | EXCP_DBp, /* 16 */
|
543 | 6af0bf9c | bellard | EXCP_SYSCALL, |
544 | 14e51cc7 | ths | EXCP_BREAK, |
545 | 4ad40f36 | bellard | EXCP_CpU, |
546 | 6af0bf9c | bellard | EXCP_RI, |
547 | 6af0bf9c | bellard | EXCP_OVERFLOW, |
548 | 6af0bf9c | bellard | EXCP_TRAP, |
549 | 5a5012ec | ths | EXCP_FPE, |
550 | 14e51cc7 | ths | EXCP_DWATCH, /* 24 */
|
551 | 6af0bf9c | bellard | EXCP_LTLBL, |
552 | 6af0bf9c | bellard | EXCP_TLBL, |
553 | 6af0bf9c | bellard | EXCP_TLBS, |
554 | 6af0bf9c | bellard | EXCP_DBE, |
555 | ead9360e | ths | EXCP_THREAD, |
556 | 14e51cc7 | ths | EXCP_MDMX, |
557 | 14e51cc7 | ths | EXCP_C2E, |
558 | 14e51cc7 | ths | EXCP_CACHE, /* 32 */
|
559 | 14e51cc7 | ths | |
560 | 14e51cc7 | ths | EXCP_LAST = EXCP_CACHE, |
561 | 6af0bf9c | bellard | }; |
562 | 6af0bf9c | bellard | |
563 | 6af0bf9c | bellard | int cpu_mips_exec(CPUMIPSState *s);
|
564 | aaed909a | bellard | CPUMIPSState *cpu_mips_init(const char *cpu_model); |
565 | 6af0bf9c | bellard | uint32_t cpu_mips_get_clock (void);
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566 | 388bb21a | ths | int cpu_mips_signal_handler(int host_signum, void *pinfo, void *puc); |
567 | 6af0bf9c | bellard | |
568 | 6af0bf9c | bellard | #endif /* !defined (__MIPS_CPU_H__) */ |