xref: /openbmc/qemu/target/ppc/cpu.h (revision 9b16edec6e9a483469c789475b2065d26b52db35)
1 /*
2  *  PowerPC emulation cpu definitions for qemu.
3  *
4  *  Copyright (c) 2003-2007 Jocelyn Mayer
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef PPC_CPU_H
21 #define PPC_CPU_H
22 
23 #include "qemu/int128.h"
24 #include "qemu/cpu-float.h"
25 #include "exec/cpu-common.h"
26 #include "exec/cpu-defs.h"
27 #include "exec/cpu-interrupt.h"
28 #include "cpu-qom.h"
29 #include "qom/object.h"
30 #include "hw/registerfields.h"
31 
32 #define CPU_RESOLVING_TYPE TYPE_POWERPC_CPU
33 
34 #define TARGET_PAGE_BITS_64K 16
35 #define TARGET_PAGE_BITS_16M 24
36 
37 #if defined(TARGET_PPC64)
38 #define PPC_ELF_MACHINE     EM_PPC64
39 #else
40 #define PPC_ELF_MACHINE     EM_PPC
41 #endif
42 
43 #define PPC_BIT_NR(bit)         (63 - (bit))
44 #define PPC_BIT(bit)            (0x8000000000000000ULL >> (bit))
45 #define PPC_BIT32_NR(bit)       (31 - (bit))
46 #define PPC_BIT32(bit)          (0x80000000 >> (bit))
47 #define PPC_BIT8(bit)           (0x80 >> (bit))
48 #define PPC_BITMASK(bs, be)     ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs))
49 #define PPC_BITMASK32(bs, be)   ((PPC_BIT32(bs) - PPC_BIT32(be)) | \
50                                  PPC_BIT32(bs))
51 #define PPC_BITMASK8(bs, be)    ((PPC_BIT8(bs) - PPC_BIT8(be)) | PPC_BIT8(bs))
52 
53 /*
54  * QEMU version of the GETFIELD/SETFIELD macros from skiboot
55  *
56  * It might be better to use the existing extract64() and
57  * deposit64() but this means that all the register definitions will
58  * change and become incompatible with the ones found in skiboot.
59  */
60 #define MASK_TO_LSH(m)          (__builtin_ffsll(m) - 1)
61 #define GETFIELD(m, v)          (((v) & (m)) >> MASK_TO_LSH(m))
62 #define SETFIELD(m, v, val) \
63         (((v) & ~(m)) | ((((typeof(v))(val)) << MASK_TO_LSH(m)) & (m)))
64 
65 /*****************************************************************************/
66 /* Exception vectors definitions                                             */
67 enum {
68     POWERPC_EXCP_NONE    = -1,
69     /* The 64 first entries are used by the PowerPC embedded specification   */
70     POWERPC_EXCP_CRITICAL = 0,  /* Critical input                            */
71     POWERPC_EXCP_MCHECK   = 1,  /* Machine check exception                   */
72     POWERPC_EXCP_DSI      = 2,  /* Data storage exception                    */
73     POWERPC_EXCP_ISI      = 3,  /* Instruction storage exception             */
74     POWERPC_EXCP_EXTERNAL = 4,  /* External input                            */
75     POWERPC_EXCP_ALIGN    = 5,  /* Alignment exception                       */
76     POWERPC_EXCP_PROGRAM  = 6,  /* Program exception                         */
77     POWERPC_EXCP_FPU      = 7,  /* Floating-point unavailable exception      */
78     POWERPC_EXCP_SYSCALL  = 8,  /* System call exception                     */
79     POWERPC_EXCP_APU      = 9,  /* Auxiliary processor unavailable           */
80     POWERPC_EXCP_DECR     = 10, /* Decrementer exception                     */
81     POWERPC_EXCP_FIT      = 11, /* Fixed-interval timer interrupt            */
82     POWERPC_EXCP_WDT      = 12, /* Watchdog timer interrupt                  */
83     POWERPC_EXCP_DTLB     = 13, /* Data TLB miss                             */
84     POWERPC_EXCP_ITLB     = 14, /* Instruction TLB miss                      */
85     POWERPC_EXCP_DEBUG    = 15, /* Debug interrupt                           */
86     /* Vectors 16 to 31 are reserved                                         */
87     POWERPC_EXCP_SPEU     = 32, /* SPE/embedded floating-point unavailable   */
88     POWERPC_EXCP_EFPDI    = 33, /* Embedded floating-point data interrupt    */
89     POWERPC_EXCP_EFPRI    = 34, /* Embedded floating-point round interrupt   */
90     POWERPC_EXCP_EPERFM   = 35, /* Embedded performance monitor interrupt    */
91     POWERPC_EXCP_DOORI    = 36, /* Embedded doorbell interrupt               */
92     POWERPC_EXCP_DOORCI   = 37, /* Embedded doorbell critical interrupt      */
93     POWERPC_EXCP_GDOORI   = 38, /* Embedded guest doorbell interrupt         */
94     POWERPC_EXCP_GDOORCI  = 39, /* Embedded guest doorbell critical interrupt*/
95     POWERPC_EXCP_HYPPRIV  = 41, /* Embedded hypervisor priv instruction      */
96     /* Vectors 42 to 63 are reserved                                         */
97     /* Exceptions defined in the PowerPC server specification                */
98     POWERPC_EXCP_RESET    = 64, /* System reset exception                    */
99     POWERPC_EXCP_DSEG     = 65, /* Data segment exception                    */
100     POWERPC_EXCP_ISEG     = 66, /* Instruction segment exception             */
101     POWERPC_EXCP_HDECR    = 67, /* Hypervisor decrementer exception          */
102     POWERPC_EXCP_TRACE    = 68, /* Trace exception                           */
103     POWERPC_EXCP_HDSI     = 69, /* Hypervisor data storage exception         */
104     POWERPC_EXCP_HISI     = 70, /* Hypervisor instruction storage exception  */
105     POWERPC_EXCP_HDSEG    = 71, /* Hypervisor data segment exception         */
106     POWERPC_EXCP_HISEG    = 72, /* Hypervisor instruction segment exception  */
107     POWERPC_EXCP_VPU      = 73, /* Vector unavailable exception              */
108     /* 40x specific exceptions                                               */
109     POWERPC_EXCP_PIT      = 74, /* Programmable interval timer interrupt     */
110     /* Vectors 75-76 are 601 specific exceptions                             */
111     /* 602 specific exceptions                                               */
112     POWERPC_EXCP_EMUL      = 77, /* Emulation trap exception                 */
113     /* 602/603 specific exceptions                                           */
114     POWERPC_EXCP_IFTLB    = 78, /* Instruction fetch TLB miss                */
115     POWERPC_EXCP_DLTLB    = 79, /* Data load TLB miss                        */
116     POWERPC_EXCP_DSTLB    = 80, /* Data store TLB miss                       */
117     /* Exceptions available on most PowerPC                                  */
118     POWERPC_EXCP_FPA      = 81, /* Floating-point assist exception           */
119     POWERPC_EXCP_DABR     = 82, /* Data address breakpoint                   */
120     POWERPC_EXCP_IABR     = 83, /* Instruction address breakpoint            */
121     POWERPC_EXCP_SMI      = 84, /* System management interrupt               */
122     POWERPC_EXCP_PERFM    = 85, /* Embedded performance monitor interrupt    */
123     /* 7xx/74xx specific exceptions                                          */
124     POWERPC_EXCP_THERM    = 86, /* Thermal interrupt                         */
125     /* 74xx specific exceptions                                              */
126     POWERPC_EXCP_VPUA     = 87, /* Vector assist exception                   */
127     /* 970FX specific exceptions                                             */
128     POWERPC_EXCP_SOFTP    = 88, /* Soft patch exception                      */
129     POWERPC_EXCP_MAINT    = 89, /* Maintenance exception                     */
130     /* Freescale embedded cores specific exceptions                          */
131     POWERPC_EXCP_MEXTBR   = 90, /* Maskable external breakpoint              */
132     POWERPC_EXCP_NMEXTBR  = 91, /* Non maskable external breakpoint          */
133     POWERPC_EXCP_ITLBE    = 92, /* Instruction TLB error                     */
134     POWERPC_EXCP_DTLBE    = 93, /* Data TLB error                            */
135     /* VSX Unavailable (Power ISA 2.06 and later)                            */
136     POWERPC_EXCP_VSXU     = 94, /* VSX Unavailable                           */
137     POWERPC_EXCP_FU       = 95, /* Facility Unavailable                      */
138     /* Additional ISA 2.06 and later server exceptions                       */
139     POWERPC_EXCP_HV_EMU   = 96, /* HV emulation assistance                   */
140     POWERPC_EXCP_HV_MAINT = 97, /* HMI                                       */
141     POWERPC_EXCP_HV_FU    = 98, /* Hypervisor Facility unavailable           */
142     /* Server doorbell variants */
143     POWERPC_EXCP_SDOOR    = 99,
144     POWERPC_EXCP_SDOOR_HV = 100,
145     /* ISA 3.00 additions */
146     POWERPC_EXCP_HVIRT    = 101,
147     POWERPC_EXCP_SYSCALL_VECTORED = 102, /* scv exception                     */
148     POWERPC_EXCP_PERFM_EBB = 103,    /* Performance Monitor EBB Exception    */
149     POWERPC_EXCP_EXTERNAL_EBB = 104, /* External EBB Exception               */
150     /* EOL                                                                   */
151     POWERPC_EXCP_NB       = 105,
152     /* QEMU exceptions: special cases we want to stop translation            */
153     POWERPC_EXCP_SYSCALL_USER = 0x203, /* System call in user mode only      */
154 };
155 
156 /* Exceptions error codes                                                    */
157 enum {
158     /* Exception subtypes for POWERPC_EXCP_ALIGN                             */
159     POWERPC_EXCP_ALIGN_FP      = 0x01,  /* FP alignment exception            */
160     POWERPC_EXCP_ALIGN_LST     = 0x02,  /* Unaligned mult/extern load/store  */
161     POWERPC_EXCP_ALIGN_LE      = 0x03,  /* Multiple little-endian access     */
162     POWERPC_EXCP_ALIGN_PROT    = 0x04,  /* Access cross protection boundary  */
163     POWERPC_EXCP_ALIGN_BAT     = 0x05,  /* Access cross a BAT/seg boundary   */
164     POWERPC_EXCP_ALIGN_CACHE   = 0x06,  /* Impossible dcbz access            */
165     POWERPC_EXCP_ALIGN_INSN    = 0x07,  /* Pref. insn x-ing 64-byte boundary */
166     /* Exception subtypes for POWERPC_EXCP_PROGRAM                           */
167     /* FP exceptions                                                         */
168     POWERPC_EXCP_FP            = 0x10,
169     POWERPC_EXCP_FP_OX         = 0x01,  /* FP overflow                       */
170     POWERPC_EXCP_FP_UX         = 0x02,  /* FP underflow                      */
171     POWERPC_EXCP_FP_ZX         = 0x03,  /* FP divide by zero                 */
172     POWERPC_EXCP_FP_XX         = 0x04,  /* FP inexact                        */
173     POWERPC_EXCP_FP_VXSNAN     = 0x05,  /* FP invalid SNaN op                */
174     POWERPC_EXCP_FP_VXISI      = 0x06,  /* FP invalid infinite subtraction   */
175     POWERPC_EXCP_FP_VXIDI      = 0x07,  /* FP invalid infinite divide        */
176     POWERPC_EXCP_FP_VXZDZ      = 0x08,  /* FP invalid zero divide            */
177     POWERPC_EXCP_FP_VXIMZ      = 0x09,  /* FP invalid infinite * zero        */
178     POWERPC_EXCP_FP_VXVC       = 0x0A,  /* FP invalid compare                */
179     POWERPC_EXCP_FP_VXSOFT     = 0x0B,  /* FP invalid operation              */
180     POWERPC_EXCP_FP_VXSQRT     = 0x0C,  /* FP invalid square root            */
181     POWERPC_EXCP_FP_VXCVI      = 0x0D,  /* FP invalid integer conversion     */
182     /* Invalid instruction                                                   */
183     POWERPC_EXCP_INVAL         = 0x20,
184     POWERPC_EXCP_INVAL_INVAL   = 0x01,  /* Invalid instruction               */
185     POWERPC_EXCP_INVAL_LSWX    = 0x02,  /* Invalid lswx instruction          */
186     POWERPC_EXCP_INVAL_SPR     = 0x03,  /* Invalid SPR access                */
187     POWERPC_EXCP_INVAL_FP      = 0x04,  /* Unimplemented mandatory fp instr  */
188     /* Privileged instruction                                                */
189     POWERPC_EXCP_PRIV          = 0x30,
190     POWERPC_EXCP_PRIV_OPC      = 0x01,  /* Privileged operation exception    */
191     POWERPC_EXCP_PRIV_REG      = 0x02,  /* Privileged register exception     */
192     /* Trap                                                                  */
193     POWERPC_EXCP_TRAP          = 0x40,
194 };
195 
196 /* Exception model                                                           */
197 typedef enum powerpc_excp_t {
198     POWERPC_EXCP_UNKNOWN   = 0,
199     /* Standard PowerPC exception model */
200     POWERPC_EXCP_STD,
201     /* PowerPC 40x exception model      */
202     POWERPC_EXCP_40x,
203     /* PowerPC 603/604/G2 exception model */
204     POWERPC_EXCP_6xx,
205     /* PowerPC 7xx exception model      */
206     POWERPC_EXCP_7xx,
207     /* PowerPC 74xx exception model     */
208     POWERPC_EXCP_74xx,
209     /* BookE exception model            */
210     POWERPC_EXCP_BOOKE,
211     /* PowerPC 970 exception model      */
212     POWERPC_EXCP_970,
213     /* POWER7 exception model           */
214     POWERPC_EXCP_POWER7,
215     /* POWER8 exception model           */
216     POWERPC_EXCP_POWER8,
217     /* POWER9 exception model           */
218     POWERPC_EXCP_POWER9,
219     /* POWER10 exception model           */
220     POWERPC_EXCP_POWER10,
221     /* POWER11 exception model           */
222     POWERPC_EXCP_POWER11,
223     /* PPE42 exception model            */
224     POWERPC_EXCP_PPE42,
225 } powerpc_excp_t;
226 
227 /*****************************************************************************/
228 /* MMU model                                                                 */
229 typedef enum powerpc_mmu_t {
230     POWERPC_MMU_UNKNOWN    = 0x00000000,
231     /* Standard 32 bits PowerPC MMU                            */
232     POWERPC_MMU_32B        = 0x00000001,
233     /* PowerPC 6xx MMU with software TLB                       */
234     POWERPC_MMU_SOFT_6xx   = 0x00000002,
235     /*
236      * PowerPC 74xx MMU with software TLB (this has been
237      * disabled, see git history for more information.
238      * keywords: tlbld tlbli TLBMISS PTEHI PTELO)
239      */
240     POWERPC_MMU_SOFT_74xx  = 0x00000003,
241     /* PowerPC 4xx MMU with software TLB                       */
242     POWERPC_MMU_SOFT_4xx   = 0x00000004,
243     /* PowerPC MMU in real mode only                           */
244     POWERPC_MMU_REAL       = 0x00000006,
245     /* Freescale MPC8xx MMU model                              */
246     POWERPC_MMU_MPC8xx     = 0x00000007,
247     /* BookE MMU model                                         */
248     POWERPC_MMU_BOOKE      = 0x00000008,
249     /* BookE 2.06 MMU model                                    */
250     POWERPC_MMU_BOOKE206   = 0x00000009,
251 #define POWERPC_MMU_64       0x00010000
252     /* 64 bits PowerPC MMU                                     */
253     POWERPC_MMU_64B        = POWERPC_MMU_64 | 0x00000001,
254     /* Architecture 2.03 and later (has LPCR) */
255     POWERPC_MMU_2_03       = POWERPC_MMU_64 | 0x00000002,
256     /* Architecture 2.06 variant                               */
257     POWERPC_MMU_2_06       = POWERPC_MMU_64 | 0x00000003,
258     /* Architecture 2.07 variant                               */
259     POWERPC_MMU_2_07       = POWERPC_MMU_64 | 0x00000004,
260     /* Architecture 3.00 variant                               */
261     POWERPC_MMU_3_00       = POWERPC_MMU_64 | 0x00000005,
262 } powerpc_mmu_t;
263 
264 static inline bool mmu_is_64bit(powerpc_mmu_t mmu_model)
265 {
266     return mmu_model & POWERPC_MMU_64;
267 }
268 
269 /*****************************************************************************/
270 /* Input pins model                                                          */
271 typedef enum powerpc_input_t {
272     PPC_FLAGS_INPUT_UNKNOWN = 0,
273     /* PowerPC 6xx bus                  */
274     PPC_FLAGS_INPUT_6xx,
275     /* BookE bus                        */
276     PPC_FLAGS_INPUT_BookE,
277     /* PowerPC 405 bus                  */
278     PPC_FLAGS_INPUT_405,
279     /* PowerPC 970 bus                  */
280     PPC_FLAGS_INPUT_970,
281     /* PowerPC POWER7 bus               */
282     PPC_FLAGS_INPUT_POWER7,
283     /* PowerPC POWER9 bus               */
284     PPC_FLAGS_INPUT_POWER9,
285     /* Freescale RCPU bus               */
286     PPC_FLAGS_INPUT_RCPU,
287     /* PPE42 bus                        */
288     PPC_FLAGS_INPUT_PPE42,
289 } powerpc_input_t;
290 
291 #define PPC_INPUT(env) ((env)->bus_model)
292 
293 /*****************************************************************************/
294 typedef struct opc_handler_t opc_handler_t;
295 
296 /*****************************************************************************/
297 /* Types used to describe some PowerPC registers etc. */
298 typedef struct DisasContext DisasContext;
299 typedef struct ppc_dcr_t ppc_dcr_t;
300 typedef struct ppc_spr_t ppc_spr_t;
301 typedef struct ppc_tb_t ppc_tb_t;
302 typedef union ppc_tlb_t ppc_tlb_t;
303 typedef struct ppc_hash_pte64 ppc_hash_pte64_t;
304 typedef struct PPCHash64Options PPCHash64Options;
305 
306 typedef struct CPUArchState CPUPPCState;
307 
308 /* SPR access micro-ops generations callbacks */
309 struct ppc_spr_t {
310     const char *name;
311     target_ulong default_value;
312 #ifndef CONFIG_USER_ONLY
313     unsigned int gdb_id;
314 #endif
315 #ifdef CONFIG_TCG
316     void (*uea_read)(DisasContext *ctx, int gpr_num, int spr_num);
317     void (*uea_write)(DisasContext *ctx, int spr_num, int gpr_num);
318 # ifndef CONFIG_USER_ONLY
319     void (*oea_read)(DisasContext *ctx, int gpr_num, int spr_num);
320     void (*oea_write)(DisasContext *ctx, int spr_num, int gpr_num);
321     void (*hea_read)(DisasContext *ctx, int gpr_num, int spr_num);
322     void (*hea_write)(DisasContext *ctx, int spr_num, int gpr_num);
323 # endif
324 #endif
325 #ifdef CONFIG_KVM
326     /*
327      * We (ab)use the fact that all the SPRs will have ids for the
328      * ONE_REG interface will have KVM_REG_PPC to use 0 as meaning,
329      * don't sync this
330      */
331     uint64_t one_reg_id;
332 #endif
333 };
334 
335 /* VSX/Altivec registers (128 bits) */
336 typedef union _ppc_vsr_t {
337     uint8_t u8[16];
338     uint16_t u16[8];
339     uint32_t u32[4];
340     uint64_t u64[2];
341     int8_t s8[16];
342     int16_t s16[8];
343     int32_t s32[4];
344     int64_t s64[2];
345     float16 f16[8];
346     float32 f32[4];
347     float64 f64[2];
348     float128 f128;
349 #ifdef CONFIG_INT128
350     __uint128_t u128;
351 #endif
352     Int128 s128;
353 } ppc_vsr_t;
354 
355 typedef ppc_vsr_t ppc_avr_t;
356 typedef ppc_vsr_t ppc_fprp_t;
357 typedef ppc_vsr_t ppc_acc_t;
358 
359 #if !defined(CONFIG_USER_ONLY)
360 /* Software TLB cache */
361 typedef struct ppc6xx_tlb_t ppc6xx_tlb_t;
362 struct ppc6xx_tlb_t {
363     target_ulong pte0;
364     target_ulong pte1;
365     target_ulong EPN;
366 };
367 
368 typedef struct ppcemb_tlb_t ppcemb_tlb_t;
369 struct ppcemb_tlb_t {
370     uint64_t RPN;
371     target_ulong EPN;
372     target_ulong PID;
373     target_ulong size;
374     uint32_t prot;
375     uint32_t attr; /* Storage attributes */
376 };
377 
378 typedef struct ppcmas_tlb_t {
379      uint32_t mas8;
380      uint32_t mas1;
381      uint64_t mas2;
382      uint64_t mas7_3;
383 } ppcmas_tlb_t;
384 
385 union ppc_tlb_t {
386     ppc6xx_tlb_t *tlb6;
387     ppcemb_tlb_t *tlbe;
388     ppcmas_tlb_t *tlbm;
389 };
390 
391 /* possible TLB variants */
392 #define TLB_NONE               0
393 #define TLB_6XX                1
394 #define TLB_EMB                2
395 #define TLB_MAS                3
396 #endif
397 
398 typedef struct PPCHash64SegmentPageSizes PPCHash64SegmentPageSizes;
399 
400 typedef struct ppc_slb_t ppc_slb_t;
401 struct ppc_slb_t {
402     uint64_t esid;
403     uint64_t vsid;
404     const PPCHash64SegmentPageSizes *sps;
405 };
406 
407 #define MAX_SLB_ENTRIES         64
408 #define SEGMENT_SHIFT_256M      28
409 #define SEGMENT_MASK_256M       (~((1ULL << SEGMENT_SHIFT_256M) - 1))
410 
411 #define SEGMENT_SHIFT_1T        40
412 #define SEGMENT_MASK_1T         (~((1ULL << SEGMENT_SHIFT_1T) - 1))
413 
414 typedef struct ppc_v3_pate_t {
415     uint64_t dw0;
416     uint64_t dw1;
417 } ppc_v3_pate_t;
418 
419 /* PMU related structs and defines */
420 #define PMU_COUNTERS_NUM 6
421 typedef enum {
422     PMU_EVENT_INVALID = 0,
423     PMU_EVENT_INACTIVE,
424     PMU_EVENT_CYCLES,
425     PMU_EVENT_INSTRUCTIONS,
426     PMU_EVENT_INSN_RUN_LATCH,
427 } PMUEventType;
428 
429 /*****************************************************************************/
430 /* Machine state register bits definition                                    */
431 #define MSR_SF   PPC_BIT_NR(0)  /* Sixty-four-bit mode                hflags */
432 #define MSR_TAG  PPC_BIT_NR(1)  /* Tag-active mode (POWERx ?)                */
433 #define MSR_ISF  PPC_BIT_NR(2)  /* Sixty-four-bit interrupt mode on 630      */
434 #define MSR_HV   PPC_BIT_NR(3)  /* hypervisor state                   hflags */
435 #define MSR_TS0  PPC_BIT_NR(29) /* Transactional state, 2 bits (Book3s)      */
436 #define MSR_TS1  PPC_BIT_NR(30)
437 #define MSR_TM   PPC_BIT_NR(31) /* Transactional Memory Available (Book3s)   */
438 #define MSR_CM   PPC_BIT_NR(32) /* Computation mode for BookE         hflags */
439 #define MSR_ICM  PPC_BIT_NR(33) /* Interrupt computation mode for BookE      */
440 #define MSR_SEM0 PPC_BIT_NR(33) /* SIB Error Mask Bit 0 (PPE42)              */
441 #define MSR_SEM1 PPC_BIT_NR(34) /* SIB Error Mask Bit 1 (PPE42)              */
442 #define MSR_SEM2 PPC_BIT_NR(35) /* SIB Error Mask Bit 2 (PPE42)              */
443 #define MSR_GS   PPC_BIT_NR(35) /* guest state for BookE                     */
444 #define MSR_SEM3 PPC_BIT_NR(36) /* SIB Error Mask Bit 3 (PPE42)              */
445 #define MSR_SEM4 PPC_BIT_NR(37) /* SIB Error Mask Bit 4 (PPE42)              */
446 #define MSR_UCLE PPC_BIT_NR(37) /* User-mode cache lock enable for BookE     */
447 #define MSR_VR   PPC_BIT_NR(38) /* altivec available                x hflags */
448 #define MSR_SPE  PPC_BIT_NR(38) /* SPE enable for BookE             x hflags */
449 #define MSR_SEM5 PPC_BIT_NR(38) /* SIB Error Mask Bit 5 (PPE42)              */
450 #define MSR_SEM6 PPC_BIT_NR(39) /* SIB Error Mask Bit 6 (PPE42)              */
451 #define MSR_VSX  PPC_BIT_NR(40) /* Vector Scalar Extension (>= 2.06)x hflags */
452 #define MSR_IS0  PPC_BIT_NR(40) /* Instance Specific Bit 0 (PPE42)           */
453 #define MSR_S    PPC_BIT_NR(41) /* Secure state                              */
454 #define MSR_SIBRC0 PPC_BIT_NR(41) /* Last SIB return code Bit 0 (PPE42)      */
455 #define MSR_SIBRC1 PPC_BIT_NR(42) /* Last SIB return code Bit 1 (PPE42)      */
456 #define MSR_SIBRC2 PPC_BIT_NR(43) /* Last SIB return code Bit 2 (PPE42)      */
457 #define MSR_LP   PPC_BIT_NR(44) /* Low Priority (PPE42)                      */
458 #define MSR_KEY  PPC_BIT_NR(44) /* key bit on 603e                           */
459 #define MSR_POW  PPC_BIT_NR(45) /* Power management                          */
460 #define MSR_WE   PPC_BIT_NR(45) /* Wait State Enable on 405                  */
461 #define MSR_IS1  PPC_BIT_NR(46) /* Instance Specific Bit 1 (PPE42)           */
462 #define MSR_TGPR PPC_BIT_NR(46) /* TGPR usage on 602/603            x        */
463 #define MSR_CE   PPC_BIT_NR(46) /* Critical int. enable on embedded PPC x    */
464 #define MSR_ILE  PPC_BIT_NR(47) /* Interrupt little-endian mode              */
465 #define MSR_UIE  PPC_BIT_NR(47) /* Unmaskable Interrupt Enable (PPE42)       */
466 #define MSR_EE   PPC_BIT_NR(48) /* External interrupt enable                 */
467 #define MSR_PR   PPC_BIT_NR(49) /* Problem state                      hflags */
468 #define MSR_FP   PPC_BIT_NR(50) /* Floating point available           hflags */
469 #define MSR_ME   PPC_BIT_NR(51) /* Machine check interrupt enable            */
470 #define MSR_FE0  PPC_BIT_NR(52) /* Floating point exception mode 0           */
471 #define MSR_IS2  PPC_BIT_NR(52) /* Instance Specific Bit 2 (PPE42)           */
472 #define MSR_IS3  PPC_BIT_NR(53) /* Instance Specific Bit 3 (PPE42)           */
473 #define MSR_SE   PPC_BIT_NR(53) /* Single-step trace enable         x hflags */
474 #define MSR_DWE  PPC_BIT_NR(53) /* Debug wait enable on 405         x        */
475 #define MSR_UBLE PPC_BIT_NR(53) /* User BTB lock enable on e500     x        */
476 #define MSR_BE   PPC_BIT_NR(54) /* Branch trace enable              x hflags */
477 #define MSR_DE   PPC_BIT_NR(54) /* Debug int. enable on embedded PPC   x     */
478 #define MSR_FE1  PPC_BIT_NR(55) /* Floating point exception mode 1           */
479 #define MSR_IPE  PPC_BIT_NR(55) /* Imprecise Mode Enable (PPE42)             */
480 #define MSR_AL   PPC_BIT_NR(56) /* AL bit on POWER                           */
481 #define MSR_SIBRCA0 PPC_BIT_NR(56) /* SIB Return Code Accumulator 0 (PPE42)  */
482 #define MSR_SIBRCA1 PPC_BIT_NR(57) /* SIB Return Code Accumulator 1 (PPE42)  */
483 #define MSR_EP   PPC_BIT_NR(57) /* Exception prefix on 601                   */
484 #define MSR_IR   PPC_BIT_NR(58) /* Instruction relocate                      */
485 #define MSR_IS   PPC_BIT_NR(58) /* Instruction address space (BookE)         */
486 #define MSR_SIBRCA2 PPC_BIT_NR(58) /* SIB Return Code Accumulator 2 (PPE42)  */
487 #define MSR_SIBRCA3 PPC_BIT_NR(59) /* SIB Return Code Accumulator 3 (PPE42)  */
488 #define MSR_DR   PPC_BIT_NR(59) /* Data relocate                             */
489 #define MSR_DS   PPC_BIT_NR(59) /* Data address space (BookE)                */
490 #define MSR_PE   PPC_BIT_NR(60) /* Protection enable on 403                  */
491 #define MSR_SIBRCA4 PPC_BIT_NR(60) /* SIB Return Code Accumulator 4 (PPE42)  */
492 #define MSR_SIBRCA5 PPC_BIT_NR(61) /* SIB Return Code Accumulator 5 (PPE42)  */
493 #define MSR_PX   PPC_BIT_NR(61) /* Protection exclusive on 403        x      */
494 #define MSR_PMM  PPC_BIT_NR(61) /* Performance monitor mark on POWER  x      */
495 #define MSR_RI   PPC_BIT_NR(62) /* Recoverable interrupt            1        */
496 #define MSR_SIBRCA6 PPC_BIT_NR(62) /* SIB Return Code Accumulator 6 (PPE42)  */
497 #define MSR_SIBRCA7 PPC_BIT_NR(63) /* SIB Return Code Accumulator 7 (PPE42)  */
498 #define MSR_LE   PPC_BIT_NR(63) /* Little-endian mode               1 hflags */
499 
500 FIELD(MSR, SF, MSR_SF, 1)
501 FIELD(MSR, TAG, MSR_TAG, 1)
502 FIELD(MSR, ISF, MSR_ISF, 1)
503 #if defined(TARGET_PPC64)
504 FIELD(MSR, HV, MSR_HV, 1)
505 #define FIELD_EX64_HV(storage) FIELD_EX64(storage, MSR, HV)
506 #else
507 #define FIELD_EX64_HV(storage) 0
508 #endif
509 FIELD(MSR, TS0, MSR_TS0, 1)
510 FIELD(MSR, TS1, MSR_TS1, 1)
511 FIELD(MSR, TS, MSR_TS0, 2)
512 FIELD(MSR, TM, MSR_TM, 1)
513 FIELD(MSR, CM, MSR_CM, 1)
514 FIELD(MSR, ICM, MSR_ICM, 1)
515 FIELD(MSR, GS, MSR_GS, 1)
516 FIELD(MSR, UCLE, MSR_UCLE, 1)
517 FIELD(MSR, VR, MSR_VR, 1)
518 FIELD(MSR, SPE, MSR_SPE, 1)
519 FIELD(MSR, VSX, MSR_VSX, 1)
520 FIELD(MSR, S, MSR_S, 1)
521 FIELD(MSR, KEY, MSR_KEY, 1)
522 FIELD(MSR, POW, MSR_POW, 1)
523 FIELD(MSR, WE, MSR_WE, 1)
524 FIELD(MSR, TGPR, MSR_TGPR, 1)
525 FIELD(MSR, CE, MSR_CE, 1)
526 FIELD(MSR, ILE, MSR_ILE, 1)
527 FIELD(MSR, EE, MSR_EE, 1)
528 FIELD(MSR, PR, MSR_PR, 1)
529 FIELD(MSR, FP, MSR_FP, 1)
530 FIELD(MSR, ME, MSR_ME, 1)
531 FIELD(MSR, FE0, MSR_FE0, 1)
532 FIELD(MSR, SE, MSR_SE, 1)
533 FIELD(MSR, DWE, MSR_DWE, 1)
534 FIELD(MSR, UBLE, MSR_UBLE, 1)
535 FIELD(MSR, BE, MSR_BE, 1)
536 FIELD(MSR, DE, MSR_DE, 1)
537 FIELD(MSR, FE1, MSR_FE1, 1)
538 FIELD(MSR, AL, MSR_AL, 1)
539 FIELD(MSR, EP, MSR_EP, 1)
540 FIELD(MSR, IR, MSR_IR, 1)
541 FIELD(MSR, DR, MSR_DR, 1)
542 FIELD(MSR, IS, MSR_IS, 1)
543 FIELD(MSR, DS, MSR_DS, 1)
544 FIELD(MSR, PE, MSR_PE, 1)
545 FIELD(MSR, PX, MSR_PX, 1)
546 FIELD(MSR, PMM, MSR_PMM, 1)
547 FIELD(MSR, RI, MSR_RI, 1)
548 FIELD(MSR, LE, MSR_LE, 1)
549 FIELD(MSR, SEM, MSR_SEM6, 7)
550 FIELD(MSR, SIBRC, MSR_SIBRC2, 3)
551 FIELD(MSR, SIBRCA, MSR_SIBRCA7, 8)
552 
553 /*
554  * FE0 and FE1 bits are not side-by-side
555  * so we can't combine them using FIELD()
556  */
557 #define FIELD_EX64_FE(msr) \
558     ((FIELD_EX64(msr, MSR, FE0) << 1) | FIELD_EX64(msr, MSR, FE1))
559 
560 /* PMU bits */
561 #define MMCR0_FC     PPC_BIT(32)         /* Freeze Counters  */
562 #define MMCR0_PMAO   PPC_BIT(56)         /* Perf Monitor Alert Occurred */
563 #define MMCR0_PMAE   PPC_BIT(37)         /* Perf Monitor Alert Enable */
564 #define MMCR0_EBE    PPC_BIT(43)         /* Perf Monitor EBB Enable */
565 #define MMCR0_FCECE  PPC_BIT(38)         /* FC on Enabled Cond or Event */
566 #define MMCR0_PMCC0  PPC_BIT(44)         /* PMC Control bit 0 */
567 #define MMCR0_PMCC1  PPC_BIT(45)         /* PMC Control bit 1 */
568 #define MMCR0_PMCC   PPC_BITMASK(44, 45) /* PMC Control */
569 #define MMCR0_FC14   PPC_BIT(58)         /* PMC Freeze Counters 1-4 bit */
570 #define MMCR0_FC56   PPC_BIT(59)         /* PMC Freeze Counters 5-6 bit */
571 #define MMCR0_PMC1CE PPC_BIT(48)         /* MMCR0 PMC1 Condition Enabled */
572 #define MMCR0_PMCjCE PPC_BIT(49)         /* MMCR0 PMCj Condition Enabled */
573 #define MMCR0_FCP    PPC_BIT(34)         /* Freeze Counters/BHRB if PR=1 */
574 #define MMCR0_FCPC   PPC_BIT(51)         /* Condition for FCP bit */
575 #define MMCR0_BHRBA_NR PPC_BIT_NR(42)    /* BHRB Available */
576 /* MMCR0 userspace r/w mask */
577 #define MMCR0_UREG_MASK (MMCR0_FC | MMCR0_PMAO | MMCR0_PMAE)
578 /* MMCR2 userspace r/w mask */
579 #define MMCR2_FC1P0  PPC_BIT(1)          /* MMCR2 FCnP0 for PMC1 */
580 #define MMCR2_FC2P0  PPC_BIT(10)         /* MMCR2 FCnP0 for PMC2 */
581 #define MMCR2_FC3P0  PPC_BIT(19)         /* MMCR2 FCnP0 for PMC3 */
582 #define MMCR2_FC4P0  PPC_BIT(28)         /* MMCR2 FCnP0 for PMC4 */
583 #define MMCR2_FC5P0  PPC_BIT(37)         /* MMCR2 FCnP0 for PMC5 */
584 #define MMCR2_FC6P0  PPC_BIT(46)         /* MMCR2 FCnP0 for PMC6 */
585 #define MMCR2_UREG_MASK (MMCR2_FC1P0 | MMCR2_FC2P0 | MMCR2_FC3P0 | \
586                          MMCR2_FC4P0 | MMCR2_FC5P0 | MMCR2_FC6P0)
587 
588 #define MMCRA_BHRBRD    PPC_BIT(26)         /* BHRB Recording Disable */
589 #define MMCRA_IFM_MASK  PPC_BITMASK(32, 33) /* BHRB Instruction Filtering */
590 #define MMCRA_IFM_SHIFT PPC_BIT_NR(33)
591 
592 #define MMCR1_EVT_SIZE 8
593 /* extract64() does a right shift before extracting */
594 #define MMCR1_PMC1SEL_START 32
595 #define MMCR1_PMC1EVT_EXTR (64 - MMCR1_PMC1SEL_START - MMCR1_EVT_SIZE)
596 #define MMCR1_PMC2SEL_START 40
597 #define MMCR1_PMC2EVT_EXTR (64 - MMCR1_PMC2SEL_START - MMCR1_EVT_SIZE)
598 #define MMCR1_PMC3SEL_START 48
599 #define MMCR1_PMC3EVT_EXTR (64 - MMCR1_PMC3SEL_START - MMCR1_EVT_SIZE)
600 #define MMCR1_PMC4SEL_START 56
601 #define MMCR1_PMC4EVT_EXTR (64 - MMCR1_PMC4SEL_START - MMCR1_EVT_SIZE)
602 
603 /* PMU uses CTRL_RUN to sample PM_RUN_INST_CMPL */
604 #define CTRL_RUN PPC_BIT(63)
605 
606 /* EBB/BESCR bits */
607 /* Global Enable */
608 #define BESCR_GE PPC_BIT(0)
609 /* External Event-based Exception Enable */
610 #define BESCR_EE PPC_BIT(30)
611 /* Performance Monitor Event-based Exception Enable */
612 #define BESCR_PME PPC_BIT(31)
613 /* External Event-based Exception Occurred */
614 #define BESCR_EEO PPC_BIT(62)
615 /* Performance Monitor Event-based Exception Occurred */
616 #define BESCR_PMEO PPC_BIT(63)
617 #define BESCR_INVALID PPC_BITMASK(32, 33)
618 
619 /* LPCR bits */
620 #define LPCR_VPM0         PPC_BIT(0)
621 #define LPCR_VPM1         PPC_BIT(1)
622 #define LPCR_ISL          PPC_BIT(2)
623 #define LPCR_KBV          PPC_BIT(3)
624 #define LPCR_DPFD_SHIFT   (63 - 11)
625 #define LPCR_DPFD         (0x7ull << LPCR_DPFD_SHIFT)
626 #define LPCR_VRMASD_SHIFT (63 - 16)
627 #define LPCR_VRMASD       (0x1full << LPCR_VRMASD_SHIFT)
628 /* P9: Power-saving mode Exit Cause Enable (Upper Section) Mask */
629 #define LPCR_PECE_U_SHIFT (63 - 19)
630 #define LPCR_PECE_U_MASK  (0x7ull << LPCR_PECE_U_SHIFT)
631 #define LPCR_HVEE         PPC_BIT(17) /* Hypervisor Virt Exit Enable */
632 #define LPCR_RMLS_SHIFT   (63 - 37)   /* RMLS (removed in ISA v3.0) */
633 #define LPCR_RMLS         (0xfull << LPCR_RMLS_SHIFT)
634 #define LPCR_HAIL         PPC_BIT(37) /* ISA v3.1 HV AIL=3 equivalent */
635 #define LPCR_ILE          PPC_BIT(38)
636 #define LPCR_AIL_SHIFT    (63 - 40)   /* Alternate interrupt location */
637 #define LPCR_AIL          (3ull << LPCR_AIL_SHIFT)
638 #define LPCR_UPRT         PPC_BIT(41) /* Use Process Table */
639 #define LPCR_EVIRT        PPC_BIT(42) /* Enhanced Virtualisation */
640 #define LPCR_HR           PPC_BIT(43) /* Host Radix */
641 #define LPCR_ONL          PPC_BIT(45)
642 #define LPCR_LD           PPC_BIT(46) /* Large Decrementer */
643 #define LPCR_P7_PECE0     PPC_BIT(49)
644 #define LPCR_P7_PECE1     PPC_BIT(50)
645 #define LPCR_P7_PECE2     PPC_BIT(51)
646 #define LPCR_P8_PECE0     PPC_BIT(47)
647 #define LPCR_P8_PECE1     PPC_BIT(48)
648 #define LPCR_P8_PECE2     PPC_BIT(49)
649 #define LPCR_P8_PECE3     PPC_BIT(50)
650 #define LPCR_P8_PECE4     PPC_BIT(51)
651 /* P9: Power-saving mode Exit Cause Enable (Lower Section) Mask */
652 #define LPCR_PECE_L_SHIFT (63 - 51)
653 #define LPCR_PECE_L_MASK  (0x1full << LPCR_PECE_L_SHIFT)
654 #define LPCR_PDEE         PPC_BIT(47) /* Privileged Doorbell Exit EN */
655 #define LPCR_HDEE         PPC_BIT(48) /* Hyperv Doorbell Exit Enable */
656 #define LPCR_EEE          PPC_BIT(49) /* External Exit Enable        */
657 #define LPCR_DEE          PPC_BIT(50) /* Decrementer Exit Enable     */
658 #define LPCR_OEE          PPC_BIT(51) /* Other Exit Enable           */
659 #define LPCR_MER          PPC_BIT(52)
660 #define LPCR_GTSE         PPC_BIT(53) /* Guest Translation Shootdown */
661 #define LPCR_TC           PPC_BIT(54)
662 #define LPCR_HEIC         PPC_BIT(59) /* HV Extern Interrupt Control */
663 #define LPCR_LPES0        PPC_BIT(60)
664 #define LPCR_LPES1        PPC_BIT(61)
665 #define LPCR_RMI          PPC_BIT(62)
666 #define LPCR_HVICE        PPC_BIT(62) /* HV Virtualisation Int Enable */
667 #define LPCR_HDICE        PPC_BIT(63)
668 
669 /* PSSCR bits */
670 #define PSSCR_ESL         PPC_BIT(42) /* Enable State Loss */
671 #define PSSCR_EC          PPC_BIT(43) /* Exit Criterion */
672 
673 /* HFSCR bits */
674 #define HFSCR_MSGP     PPC_BIT_NR(53) /* Privileged Message Send Facilities */
675 #define HFSCR_BHRB     PPC_BIT_NR(59) /* BHRB Instructions */
676 #define HFSCR_IC_MSGP  0xA
677 
678 #define DBCR0_ICMP (1 << 27)
679 #define DBCR0_BRT (1 << 26)
680 #define DBSR_ICMP (1 << 27)
681 #define DBSR_BRT (1 << 26)
682 
683 /* Hypervisor bit is more specific */
684 #if defined(TARGET_PPC64)
685 #define MSR_HVB (1ULL << MSR_HV)
686 #else
687 #define MSR_HVB (0ULL)
688 #endif
689 
690 /* DSISR */
691 #define DSISR_NOPTE              0x40000000
692 /* Not permitted by access authority of encoded access authority */
693 #define DSISR_PROTFAULT          0x08000000
694 #define DSISR_ISSTORE            0x02000000
695 /* Not permitted by virtual page class key protection */
696 #define DSISR_AMR                0x00200000
697 /* Unsupported Radix Tree Configuration */
698 #define DSISR_R_BADCONFIG        0x00080000
699 #define DSISR_ATOMIC_RC          0x00040000
700 /* Unable to translate address of (guest) pde or process/page table entry */
701 #define DSISR_PRTABLE_FAULT      0x00020000
702 
703 /* SRR1 error code fields */
704 
705 #define SRR1_NOPTE               DSISR_NOPTE
706 /* Not permitted due to no-execute or guard bit set */
707 #define SRR1_NOEXEC_GUARD        0x10000000
708 #define SRR1_PROTFAULT           DSISR_PROTFAULT
709 #define SRR1_IAMR                DSISR_AMR
710 
711 /* SRR1[42:45] wakeup fields for System Reset Interrupt */
712 
713 #define SRR1_WAKEMASK           0x003c0000 /* reason for wakeup */
714 
715 #define SRR1_WAKEHMI            0x00280000 /* Hypervisor maintenance */
716 #define SRR1_WAKEHVI            0x00240000 /* Hypervisor Virt. Interrupt (P9) */
717 #define SRR1_WAKEEE             0x00200000 /* External interrupt */
718 #define SRR1_WAKEDEC            0x00180000 /* Decrementer interrupt */
719 #define SRR1_WAKEDBELL          0x00140000 /* Privileged doorbell */
720 #define SRR1_WAKERESET          0x00100000 /* System reset */
721 #define SRR1_WAKEHDBELL         0x000c0000 /* Hypervisor doorbell */
722 #define SRR1_WAKESCOM           0x00080000 /* SCOM not in power-saving mode */
723 
724 /* SRR1[46:47] power-saving exit mode */
725 
726 #define SRR1_WAKESTATE          0x00030000 /* Powersave exit mask */
727 
728 #define SRR1_WS_HVLOSS          0x00030000 /* HV resources not maintained */
729 #define SRR1_WS_GPRLOSS         0x00020000 /* GPRs not maintained */
730 #define SRR1_WS_NOLOSS          0x00010000 /* All resources maintained */
731 
732 /* Facility Status and Control (FSCR) bits */
733 #define FSCR_EBB        (63 - 56) /* Event-Based Branch Facility */
734 #define FSCR_TAR        (63 - 55) /* Target Address Register */
735 #define FSCR_SCV        (63 - 51) /* System call vectored */
736 /* Interrupt cause mask and position in FSCR. HFSCR has the same format */
737 #define FSCR_IC_MASK    (0xFFULL)
738 #define FSCR_IC_POS     (63 - 7)
739 #define FSCR_IC_DSCR_SPR3   2
740 #define FSCR_IC_PMU         3
741 #define FSCR_IC_BHRB        4
742 #define FSCR_IC_TM          5
743 #define FSCR_IC_EBB         7
744 #define FSCR_IC_TAR         8
745 #define FSCR_IC_SCV        12
746 
747 /* Exception state register bits definition                                  */
748 #define ESR_PIL   PPC_BIT(36) /* Illegal Instruction                    */
749 #define ESR_PPR   PPC_BIT(37) /* Privileged Instruction                 */
750 #define ESR_PTR   PPC_BIT(38) /* Trap                                   */
751 #define ESR_FP    PPC_BIT(39) /* Floating-Point Operation               */
752 #define ESR_ST    PPC_BIT(40) /* Store Operation                        */
753 #define ESR_AP    PPC_BIT(44) /* Auxiliary Processor Operation          */
754 #define ESR_PUO   PPC_BIT(45) /* Unimplemented Operation                */
755 #define ESR_BO    PPC_BIT(46) /* Byte Ordering                          */
756 #define ESR_PIE   PPC_BIT(47) /* Imprecise exception                    */
757 #define ESR_DATA  PPC_BIT(53) /* Data Access (Embedded page table)      */
758 #define ESR_TLBI  PPC_BIT(54) /* TLB Ineligible (Embedded page table)   */
759 #define ESR_PT    PPC_BIT(55) /* Page Table (Embedded page table)       */
760 #define ESR_SPV   PPC_BIT(56) /* SPE/VMX operation                      */
761 #define ESR_EPID  PPC_BIT(57) /* External Process ID operation          */
762 #define ESR_VLEMI PPC_BIT(58) /* VLE operation                          */
763 #define ESR_MIF   PPC_BIT(62) /* Misaligned instruction (VLE)           */
764 
765 /* PPE42 Interrupt Status Register bits */
766 #define PPE42_ISR_SRSMS0  PPC_BIT_NR(48) /* Sys Reset State Machine State 0   */
767 #define PPE42_ISR_SRSMS1  PPC_BIT_NR(49) /* Sys Reset State Machine State 1   */
768 #define PPE42_ISR_SRSMS2  PPC_BIT_NR(50) /* Sys Reset State Machine State 2   */
769 #define PPE42_ISR_SRSMS3  PPC_BIT_NR(51) /* Sys Reset State Machine State 3   */
770 #define PPE42_ISR_EP      PPC_BIT_NR(53) /* MSR[EE] Maskable Event Pending    */
771 #define PPE42_ISR_PTR     PPC_BIT_NR(56) /* Program Interrupt from trap       */
772 #define PPE42_ISR_ST      PPC_BIT_NR(57) /* Data Interrupt caused by store    */
773 #define PPE42_ISR_MFE     PPC_BIT_NR(60) /* Multiple Fault Error              */
774 #define PPE42_ISR_MCS0    PPC_BIT_NR(61) /* Machine Check Status bit0         */
775 #define PPE42_ISR_MCS1    PPC_BIT_NR(62) /* Machine Check Status bit1         */
776 #define PPE42_ISR_MCS2    PPC_BIT_NR(63) /* Machine Check Status bit2         */
777 FIELD(PPE42_ISR, SRSMS, PPE42_ISR_SRSMS3, 4)
778 FIELD(PPE42_ISR, MCS, PPE42_ISR_MCS2, 3)
779 
780 /* PPE42 Machine Check Status field values */
781 #define PPE42_ISR_MCS_INSTRUCTION             0
782 #define PPE42_ISR_MCS_DATA_LOAD               1
783 #define PPE42_ISR_MCS_DATA_PRECISE_STORE      2
784 #define PPE42_ISR_MCS_DATA_IMPRECISE_STORE    3
785 #define PPE42_ISR_MCS_PROGRAM                 4
786 #define PPE42_ISR_MCS_ISI                     5
787 #define PPE42_ISR_MCS_ALIGNMENT               6
788 #define PPE42_ISR_MCS_DSI                     7
789 
790 /* Transaction EXception And Summary Register bits                           */
791 #define TEXASR_FAILURE_PERSISTENT                (63 - 7)
792 #define TEXASR_DISALLOWED                        (63 - 8)
793 #define TEXASR_NESTING_OVERFLOW                  (63 - 9)
794 #define TEXASR_FOOTPRINT_OVERFLOW                (63 - 10)
795 #define TEXASR_SELF_INDUCED_CONFLICT             (63 - 11)
796 #define TEXASR_NON_TRANSACTIONAL_CONFLICT        (63 - 12)
797 #define TEXASR_TRANSACTION_CONFLICT              (63 - 13)
798 #define TEXASR_TRANSLATION_INVALIDATION_CONFLICT (63 - 14)
799 #define TEXASR_IMPLEMENTATION_SPECIFIC           (63 - 15)
800 #define TEXASR_INSTRUCTION_FETCH_CONFLICT        (63 - 16)
801 #define TEXASR_ABORT                             (63 - 31)
802 #define TEXASR_SUSPENDED                         (63 - 32)
803 #define TEXASR_PRIVILEGE_HV                      (63 - 34)
804 #define TEXASR_PRIVILEGE_PR                      (63 - 35)
805 #define TEXASR_FAILURE_SUMMARY                   (63 - 36)
806 #define TEXASR_TFIAR_EXACT                       (63 - 37)
807 #define TEXASR_ROT                               (63 - 38)
808 #define TEXASR_TRANSACTION_LEVEL                 (63 - 52) /* 12 bits */
809 
810 enum {
811     POWERPC_FLAG_NONE     = 0x00000000,
812     /* Flag for MSR bit 25 signification (VRE/SPE)                           */
813     POWERPC_FLAG_SPE      = 0x00000001,
814     POWERPC_FLAG_VRE      = 0x00000002,
815     /* Flag for MSR bit 17 signification (TGPR/CE)                           */
816     POWERPC_FLAG_TGPR     = 0x00000004,
817     POWERPC_FLAG_CE       = 0x00000008,
818     /* Flag for MSR bit 10 signification (SE/DWE/UBLE)                       */
819     POWERPC_FLAG_SE       = 0x00000010,
820     POWERPC_FLAG_DWE      = 0x00000020,
821     POWERPC_FLAG_UBLE     = 0x00000040,
822     /* Flag for MSR bit 9 signification (BE/DE)                              */
823     POWERPC_FLAG_BE       = 0x00000080,
824     POWERPC_FLAG_DE       = 0x00000100,
825     /* Flag for MSR bit 2 signification (PX/PMM)                             */
826     POWERPC_FLAG_PX       = 0x00000200,
827     POWERPC_FLAG_PMM      = 0x00000400,
828     /* Flag for special features                                             */
829     /* Decrementer clock                                                     */
830     POWERPC_FLAG_BUS_CLK  = 0x00020000,
831     /* Has CFAR                                                              */
832     POWERPC_FLAG_CFAR     = 0x00040000,
833     /* Has VSX                                                               */
834     POWERPC_FLAG_VSX      = 0x00080000,
835     /* Has Transaction Memory (ISA 2.07)                                     */
836     POWERPC_FLAG_TM       = 0x00100000,
837     /* Has SCV (ISA 3.00)                                                    */
838     POWERPC_FLAG_SCV      = 0x00200000,
839     /* Has >1 thread per core                                                */
840     POWERPC_FLAG_SMT      = 0x00400000,
841     /* Using "LPAR per core" mode  (as opposed to per-thread)                */
842     POWERPC_FLAG_SMT_1LPAR = 0x00800000,
843     /* Has BHRB */
844     POWERPC_FLAG_BHRB      = 0x01000000,
845     /* Use PPE42-specific behavior                                           */
846     POWERPC_FLAG_PPE42     = 0x02000000,
847 };
848 
849 /*
850  * Bits for env->hflags.
851  *
852  * Most of these bits overlap with corresponding bits in MSR,
853  * but some come from other sources.  Those that do come from
854  * the MSR are validated in hreg_compute_hflags.
855  */
856 enum {
857     HFLAGS_LE = 0,   /* MSR_LE */
858     HFLAGS_HV = 1,   /* computed from MSR_HV and other state */
859     HFLAGS_64 = 2,   /* computed from MSR_CE and MSR_SF */
860     HFLAGS_GTSE = 3, /* computed from SPR_LPCR[GTSE] */
861     HFLAGS_DR = 4,   /* MSR_DR */
862     HFLAGS_HR = 5,   /* computed from SPR_LPCR[HR] */
863     HFLAGS_SPE = 6,  /* from MSR_SPE if cpu has SPE; avoid overlap w/ MSR_VR */
864     HFLAGS_TM = 8,   /* computed from MSR_TM */
865     HFLAGS_BE = 9,   /* MSR_BE -- from elsewhere on embedded ppc */
866     HFLAGS_SE = 10,  /* MSR_SE -- from elsewhere on embedded ppc */
867     HFLAGS_FP = 13,  /* MSR_FP */
868     HFLAGS_PR = 14,  /* MSR_PR */
869     HFLAGS_PMCC0 = 15,  /* MMCR0 PMCC bit 0 */
870     HFLAGS_PMCC1 = 16,  /* MMCR0 PMCC bit 1 */
871     HFLAGS_PMCJCE = 17, /* MMCR0 PMCjCE bit */
872     HFLAGS_PMC_OTHER = 18, /* PMC other than PMC5-6 is enabled */
873     HFLAGS_INSN_CNT = 19, /* PMU instruction count enabled */
874     HFLAGS_BHRB_ENABLE = 20, /* Summary flag for enabling BHRB */
875     HFLAGS_VSX = 23, /* MSR_VSX if cpu has VSX */
876     HFLAGS_VR = 25,  /* MSR_VR if cpu has VRE */
877 
878     HFLAGS_IMMU_IDX = 26, /* 26..28 -- the composite immu_idx */
879     HFLAGS_DMMU_IDX = 29, /* 29..31 -- the composite dmmu_idx */
880 };
881 
882 /*****************************************************************************/
883 /* Floating point status and control register                                */
884 #define FPSCR_DRN2   PPC_BIT_NR(29) /* Decimal Floating-Point rounding ctrl. */
885 #define FPSCR_DRN1   PPC_BIT_NR(30) /* Decimal Floating-Point rounding ctrl. */
886 #define FPSCR_DRN0   PPC_BIT_NR(31) /* Decimal Floating-Point rounding ctrl. */
887 #define FPSCR_FX     PPC_BIT_NR(32) /* Floating-point exception summary      */
888 #define FPSCR_FEX    PPC_BIT_NR(33) /* Floating-point enabled exception summ.*/
889 #define FPSCR_VX     PPC_BIT_NR(34) /* Floating-point invalid op. excp. summ.*/
890 #define FPSCR_OX     PPC_BIT_NR(35) /* Floating-point overflow exception     */
891 #define FPSCR_UX     PPC_BIT_NR(36) /* Floating-point underflow exception    */
892 #define FPSCR_ZX     PPC_BIT_NR(37) /* Floating-point zero divide exception  */
893 #define FPSCR_XX     PPC_BIT_NR(38) /* Floating-point inexact exception      */
894 #define FPSCR_VXSNAN PPC_BIT_NR(39) /* Floating-point invalid op. excp (sNan)*/
895 #define FPSCR_VXISI  PPC_BIT_NR(40) /* Floating-point invalid op. excp (inf) */
896 #define FPSCR_VXIDI  PPC_BIT_NR(41) /* Floating-point invalid op. excp (inf) */
897 #define FPSCR_VXZDZ  PPC_BIT_NR(42) /* Floating-point invalid op. excp (zero)*/
898 #define FPSCR_VXIMZ  PPC_BIT_NR(43) /* Floating-point invalid op. excp (inf) */
899 #define FPSCR_VXVC   PPC_BIT_NR(44) /* Floating-point invalid op. excp (comp)*/
900 #define FPSCR_FR     PPC_BIT_NR(45) /* Floating-point fraction rounded       */
901 #define FPSCR_FI     PPC_BIT_NR(46) /* Floating-point fraction inexact       */
902 #define FPSCR_C      PPC_BIT_NR(47) /* Floating-point result class descriptor*/
903 #define FPSCR_FL     PPC_BIT_NR(48) /* Floating-point less than or negative  */
904 #define FPSCR_FG     PPC_BIT_NR(49) /* Floating-point greater than or neg.   */
905 #define FPSCR_FE     PPC_BIT_NR(50) /* Floating-point equal or zero          */
906 #define FPSCR_FU     PPC_BIT_NR(51) /* Floating-point unordered or NaN       */
907 #define FPSCR_FPCC   PPC_BIT_NR(51) /* Floating-point condition code         */
908 #define FPSCR_FPRF   PPC_BIT_NR(51) /* Floating-point result flags           */
909 #define FPSCR_VXSOFT PPC_BIT_NR(53) /* Floating-point invalid op. excp (soft)*/
910 #define FPSCR_VXSQRT PPC_BIT_NR(54) /* Floating-point invalid op. excp (sqrt)*/
911 #define FPSCR_VXCVI  PPC_BIT_NR(55) /* Floating-point invalid op. excp (int) */
912 #define FPSCR_VE     PPC_BIT_NR(56) /* Floating-point invalid op. excp enable*/
913 #define FPSCR_OE     PPC_BIT_NR(57) /* Floating-point overflow excp. enable  */
914 #define FPSCR_UE     PPC_BIT_NR(58) /* Floating-point underflow excp. enable */
915 #define FPSCR_ZE     PPC_BIT_NR(59) /* Floating-point zero divide excp enable*/
916 #define FPSCR_XE     PPC_BIT_NR(60) /* Floating-point inexact excp. enable   */
917 #define FPSCR_NI     PPC_BIT_NR(61) /* Floating-point non-IEEE mode          */
918 #define FPSCR_RN1    PPC_BIT_NR(62)
919 #define FPSCR_RN0    PPC_BIT_NR(63) /* Floating-point rounding control       */
920 /* Invalid operation exception summary */
921 #define FPSCR_IX     ((1 << FPSCR_VXSNAN) | (1 << FPSCR_VXISI)  | \
922                       (1 << FPSCR_VXIDI)  | (1 << FPSCR_VXZDZ)  | \
923                       (1 << FPSCR_VXIMZ)  | (1 << FPSCR_VXVC)   | \
924                       (1 << FPSCR_VXSOFT) | (1 << FPSCR_VXSQRT) | \
925                       (1 << FPSCR_VXCVI))
926 
927 FIELD(FPSCR, FI, FPSCR_FI, 1)
928 
929 #define FP_DRN2         (1ull << FPSCR_DRN2)
930 #define FP_DRN1         (1ull << FPSCR_DRN1)
931 #define FP_DRN0         (1ull << FPSCR_DRN0)
932 #define FP_DRN          (FP_DRN2 | FP_DRN1 | FP_DRN0)
933 #define FP_FX           (1ull << FPSCR_FX)
934 #define FP_FEX          (1ull << FPSCR_FEX)
935 #define FP_VX           (1ull << FPSCR_VX)
936 #define FP_OX           (1ull << FPSCR_OX)
937 #define FP_UX           (1ull << FPSCR_UX)
938 #define FP_ZX           (1ull << FPSCR_ZX)
939 #define FP_XX           (1ull << FPSCR_XX)
940 #define FP_VXSNAN       (1ull << FPSCR_VXSNAN)
941 #define FP_VXISI        (1ull << FPSCR_VXISI)
942 #define FP_VXIDI        (1ull << FPSCR_VXIDI)
943 #define FP_VXZDZ        (1ull << FPSCR_VXZDZ)
944 #define FP_VXIMZ        (1ull << FPSCR_VXIMZ)
945 #define FP_VXVC         (1ull << FPSCR_VXVC)
946 #define FP_FR           (1ull << FPSCR_FR)
947 #define FP_FI           (1ull << FPSCR_FI)
948 #define FP_C            (1ull << FPSCR_C)
949 #define FP_FL           (1ull << FPSCR_FL)
950 #define FP_FG           (1ull << FPSCR_FG)
951 #define FP_FE           (1ull << FPSCR_FE)
952 #define FP_FU           (1ull << FPSCR_FU)
953 #define FP_FPCC         (FP_FL | FP_FG | FP_FE | FP_FU)
954 #define FP_FPRF         (FP_C | FP_FPCC)
955 #define FP_VXSOFT       (1ull << FPSCR_VXSOFT)
956 #define FP_VXSQRT       (1ull << FPSCR_VXSQRT)
957 #define FP_VXCVI        (1ull << FPSCR_VXCVI)
958 #define FP_VE           (1ull << FPSCR_VE)
959 #define FP_OE           (1ull << FPSCR_OE)
960 #define FP_UE           (1ull << FPSCR_UE)
961 #define FP_ZE           (1ull << FPSCR_ZE)
962 #define FP_XE           (1ull << FPSCR_XE)
963 #define FP_NI           (1ull << FPSCR_NI)
964 #define FP_RN1          (1ull << FPSCR_RN1)
965 #define FP_RN0          (1ull << FPSCR_RN0)
966 #define FP_RN           (FP_RN1 | FP_RN0)
967 
968 #define FP_ENABLES      (FP_VE | FP_OE | FP_UE | FP_ZE | FP_XE)
969 #define FP_STATUS       (FP_FR | FP_FI | FP_FPRF)
970 
971 /* the exception bits which can be cleared by mcrfs - includes FX */
972 #define FP_EX_CLEAR_BITS (FP_FX     | FP_OX     | FP_UX     | FP_ZX     | \
973                           FP_XX     | FP_VXSNAN | FP_VXISI  | FP_VXIDI  | \
974                           FP_VXZDZ  | FP_VXIMZ  | FP_VXVC   | FP_VXSOFT | \
975                           FP_VXSQRT | FP_VXCVI)
976 
977 /* FPSCR bits that can be set by mtfsf, mtfsfi and mtfsb1 */
978 #define FPSCR_MTFS_MASK (~(MAKE_64BIT_MASK(36, 28) | PPC_BIT(28) |        \
979                            FP_FEX | FP_VX | PPC_BIT(52)))
980 
981 /*****************************************************************************/
982 /* Vector status and control register */
983 #define VSCR_NJ         16 /* Vector non-java */
984 #define VSCR_SAT        0 /* Vector saturation */
985 
986 /*****************************************************************************/
987 /* BookE e500 MMU registers */
988 
989 #define MAS0_NV_SHIFT      0
990 #define MAS0_NV_MASK       (0xfff << MAS0_NV_SHIFT)
991 
992 #define MAS0_WQ_SHIFT      12
993 #define MAS0_WQ_MASK       (3 << MAS0_WQ_SHIFT)
994 /* Write TLB entry regardless of reservation */
995 #define MAS0_WQ_ALWAYS     (0 << MAS0_WQ_SHIFT)
996 /* Write TLB entry only already in use */
997 #define MAS0_WQ_COND       (1 << MAS0_WQ_SHIFT)
998 /* Clear TLB entry */
999 #define MAS0_WQ_CLR_RSRV   (2 << MAS0_WQ_SHIFT)
1000 
1001 #define MAS0_HES_SHIFT     14
1002 #define MAS0_HES           (1 << MAS0_HES_SHIFT)
1003 
1004 #define MAS0_ESEL_SHIFT    16
1005 #define MAS0_ESEL_MASK     (0xfff << MAS0_ESEL_SHIFT)
1006 
1007 #define MAS0_TLBSEL_SHIFT  28
1008 #define MAS0_TLBSEL_MASK   (3 << MAS0_TLBSEL_SHIFT)
1009 #define MAS0_TLBSEL_TLB0   (0 << MAS0_TLBSEL_SHIFT)
1010 #define MAS0_TLBSEL_TLB1   (1 << MAS0_TLBSEL_SHIFT)
1011 #define MAS0_TLBSEL_TLB2   (2 << MAS0_TLBSEL_SHIFT)
1012 #define MAS0_TLBSEL_TLB3   (3 << MAS0_TLBSEL_SHIFT)
1013 
1014 #define MAS0_ATSEL_SHIFT   31
1015 #define MAS0_ATSEL         (1 << MAS0_ATSEL_SHIFT)
1016 #define MAS0_ATSEL_TLB     0
1017 #define MAS0_ATSEL_LRAT    MAS0_ATSEL
1018 
1019 #define MAS1_TSIZE_SHIFT   7
1020 #define MAS1_TSIZE_MASK    (0x1f << MAS1_TSIZE_SHIFT)
1021 
1022 #define MAS1_TS_SHIFT      12
1023 #define MAS1_TS            (1 << MAS1_TS_SHIFT)
1024 
1025 #define MAS1_IND_SHIFT     13
1026 #define MAS1_IND           (1 << MAS1_IND_SHIFT)
1027 
1028 #define MAS1_TID_SHIFT     16
1029 #define MAS1_TID_MASK      (0x3fff << MAS1_TID_SHIFT)
1030 
1031 #define MAS1_IPROT_SHIFT   30
1032 #define MAS1_IPROT         (1 << MAS1_IPROT_SHIFT)
1033 
1034 #define MAS1_VALID_SHIFT   31
1035 #define MAS1_VALID         0x80000000
1036 
1037 #define MAS2_EPN_SHIFT     12
1038 #define MAS2_EPN_MASK      (~0ULL << MAS2_EPN_SHIFT)
1039 
1040 #define MAS2_ACM_SHIFT     6
1041 #define MAS2_ACM           (1 << MAS2_ACM_SHIFT)
1042 
1043 #define MAS2_VLE_SHIFT     5
1044 #define MAS2_VLE           (1 << MAS2_VLE_SHIFT)
1045 
1046 #define MAS2_W_SHIFT       4
1047 #define MAS2_W             (1 << MAS2_W_SHIFT)
1048 
1049 #define MAS2_I_SHIFT       3
1050 #define MAS2_I             (1 << MAS2_I_SHIFT)
1051 
1052 #define MAS2_M_SHIFT       2
1053 #define MAS2_M             (1 << MAS2_M_SHIFT)
1054 
1055 #define MAS2_G_SHIFT       1
1056 #define MAS2_G             (1 << MAS2_G_SHIFT)
1057 
1058 #define MAS2_E_SHIFT       0
1059 #define MAS2_E             (1 << MAS2_E_SHIFT)
1060 
1061 #define MAS3_RPN_SHIFT     12
1062 #define MAS3_RPN_MASK      (0xfffff << MAS3_RPN_SHIFT)
1063 
1064 #define MAS3_U0                 0x00000200
1065 #define MAS3_U1                 0x00000100
1066 #define MAS3_U2                 0x00000080
1067 #define MAS3_U3                 0x00000040
1068 #define MAS3_UX                 0x00000020
1069 #define MAS3_SX                 0x00000010
1070 #define MAS3_UW                 0x00000008
1071 #define MAS3_SW                 0x00000004
1072 #define MAS3_UR                 0x00000002
1073 #define MAS3_SR                 0x00000001
1074 #define MAS3_SPSIZE_SHIFT       1
1075 #define MAS3_SPSIZE_MASK        (0x3e << MAS3_SPSIZE_SHIFT)
1076 
1077 #define MAS4_TLBSELD_SHIFT      MAS0_TLBSEL_SHIFT
1078 #define MAS4_TLBSELD_MASK       MAS0_TLBSEL_MASK
1079 #define MAS4_TIDSELD_MASK       0x00030000
1080 #define MAS4_TIDSELD_PID0       0x00000000
1081 #define MAS4_TIDSELD_PID1       0x00010000
1082 #define MAS4_TIDSELD_PID2       0x00020000
1083 #define MAS4_TIDSELD_PIDZ       0x00030000
1084 #define MAS4_INDD               0x00008000      /* Default IND */
1085 #define MAS4_TSIZED_SHIFT       MAS1_TSIZE_SHIFT
1086 #define MAS4_TSIZED_MASK        MAS1_TSIZE_MASK
1087 #define MAS4_ACMD               0x00000040
1088 #define MAS4_VLED               0x00000020
1089 #define MAS4_WD                 0x00000010
1090 #define MAS4_ID                 0x00000008
1091 #define MAS4_MD                 0x00000004
1092 #define MAS4_GD                 0x00000002
1093 #define MAS4_ED                 0x00000001
1094 #define MAS4_WIMGED_MASK        0x0000001f      /* Default WIMGE */
1095 #define MAS4_WIMGED_SHIFT       0
1096 
1097 #define MAS5_SGS                0x80000000
1098 #define MAS5_SLPID_MASK         0x00000fff
1099 
1100 #define MAS6_SPID0              0x3fff0000
1101 #define MAS6_SPID1              0x00007ffe
1102 #define MAS6_ISIZE(x)           MAS1_TSIZE(x)
1103 #define MAS6_SAS                0x00000001
1104 #define MAS6_SPID               MAS6_SPID0
1105 #define MAS6_SIND               0x00000002      /* Indirect page */
1106 #define MAS6_SIND_SHIFT         1
1107 #define MAS6_SPID_MASK          0x3fff0000
1108 #define MAS6_SPID_SHIFT         16
1109 #define MAS6_ISIZE_MASK         0x00000f80
1110 #define MAS6_ISIZE_SHIFT        7
1111 
1112 #define MAS7_RPN                0xffffffff
1113 
1114 #define MAS8_TGS                0x80000000
1115 #define MAS8_VF                 0x40000000
1116 #define MAS8_TLBPID             0x00000fff
1117 
1118 /* Bit definitions for MMUCFG */
1119 #define MMUCFG_MAVN     0x00000003      /* MMU Architecture Version Number */
1120 #define MMUCFG_MAVN_V1  0x00000000      /* v1.0 */
1121 #define MMUCFG_MAVN_V2  0x00000001      /* v2.0 */
1122 #define MMUCFG_NTLBS    0x0000000c      /* Number of TLBs */
1123 #define MMUCFG_PIDSIZE  0x000007c0      /* PID Reg Size */
1124 #define MMUCFG_TWC      0x00008000      /* TLB Write Conditional (v2.0) */
1125 #define MMUCFG_LRAT     0x00010000      /* LRAT Supported (v2.0) */
1126 #define MMUCFG_RASIZE   0x00fe0000      /* Real Addr Size */
1127 #define MMUCFG_LPIDSIZE 0x0f000000      /* LPID Reg Size */
1128 
1129 /* Bit definitions for MMUCSR0 */
1130 #define MMUCSR0_TLB1FI  0x00000002      /* TLB1 Flash invalidate */
1131 #define MMUCSR0_TLB0FI  0x00000004      /* TLB0 Flash invalidate */
1132 #define MMUCSR0_TLB2FI  0x00000040      /* TLB2 Flash invalidate */
1133 #define MMUCSR0_TLB3FI  0x00000020      /* TLB3 Flash invalidate */
1134 #define MMUCSR0_TLBFI   (MMUCSR0_TLB0FI | MMUCSR0_TLB1FI | \
1135                          MMUCSR0_TLB2FI | MMUCSR0_TLB3FI)
1136 #define MMUCSR0_TLB0PS  0x00000780      /* TLB0 Page Size */
1137 #define MMUCSR0_TLB1PS  0x00007800      /* TLB1 Page Size */
1138 #define MMUCSR0_TLB2PS  0x00078000      /* TLB2 Page Size */
1139 #define MMUCSR0_TLB3PS  0x00780000      /* TLB3 Page Size */
1140 
1141 /* TLBnCFG encoding */
1142 #define TLBnCFG_N_ENTRY         0x00000fff      /* number of entries */
1143 #define TLBnCFG_HES             0x00002000      /* HW select supported */
1144 #define TLBnCFG_AVAIL           0x00004000      /* variable page size */
1145 #define TLBnCFG_IPROT           0x00008000      /* IPROT supported */
1146 #define TLBnCFG_GTWE            0x00010000      /* Guest can write */
1147 #define TLBnCFG_IND             0x00020000      /* IND entries supported */
1148 #define TLBnCFG_PT              0x00040000      /* Can load from page table */
1149 #define TLBnCFG_MINSIZE         0x00f00000      /* Minimum Page Size (v1.0) */
1150 #define TLBnCFG_MINSIZE_SHIFT   20
1151 #define TLBnCFG_MAXSIZE         0x000f0000      /* Maximum Page Size (v1.0) */
1152 #define TLBnCFG_MAXSIZE_SHIFT   16
1153 #define TLBnCFG_ASSOC           0xff000000      /* Associativity */
1154 #define TLBnCFG_ASSOC_SHIFT     24
1155 
1156 /* TLBnPS encoding */
1157 #define TLBnPS_4K               0x00000004
1158 #define TLBnPS_8K               0x00000008
1159 #define TLBnPS_16K              0x00000010
1160 #define TLBnPS_32K              0x00000020
1161 #define TLBnPS_64K              0x00000040
1162 #define TLBnPS_128K             0x00000080
1163 #define TLBnPS_256K             0x00000100
1164 #define TLBnPS_512K             0x00000200
1165 #define TLBnPS_1M               0x00000400
1166 #define TLBnPS_2M               0x00000800
1167 #define TLBnPS_4M               0x00001000
1168 #define TLBnPS_8M               0x00002000
1169 #define TLBnPS_16M              0x00004000
1170 #define TLBnPS_32M              0x00008000
1171 #define TLBnPS_64M              0x00010000
1172 #define TLBnPS_128M             0x00020000
1173 #define TLBnPS_256M             0x00040000
1174 #define TLBnPS_512M             0x00080000
1175 #define TLBnPS_1G               0x00100000
1176 #define TLBnPS_2G               0x00200000
1177 #define TLBnPS_4G               0x00400000
1178 #define TLBnPS_8G               0x00800000
1179 #define TLBnPS_16G              0x01000000
1180 #define TLBnPS_32G              0x02000000
1181 #define TLBnPS_64G              0x04000000
1182 #define TLBnPS_128G             0x08000000
1183 #define TLBnPS_256G             0x10000000
1184 
1185 /* tlbilx action encoding */
1186 #define TLBILX_T_ALL                    0
1187 #define TLBILX_T_TID                    1
1188 #define TLBILX_T_FULLMATCH              3
1189 #define TLBILX_T_CLASS0                 4
1190 #define TLBILX_T_CLASS1                 5
1191 #define TLBILX_T_CLASS2                 6
1192 #define TLBILX_T_CLASS3                 7
1193 
1194 /* BookE 2.06 helper defines */
1195 
1196 #define BOOKE206_FLUSH_TLB0    (1 << 0)
1197 #define BOOKE206_FLUSH_TLB1    (1 << 1)
1198 #define BOOKE206_FLUSH_TLB2    (1 << 2)
1199 #define BOOKE206_FLUSH_TLB3    (1 << 3)
1200 
1201 /* number of possible TLBs */
1202 #define BOOKE206_MAX_TLBN      4
1203 
1204 #define EPID_EPID_SHIFT 0x0
1205 #define EPID_EPID 0xFF
1206 #define EPID_ELPID_SHIFT 0x10
1207 #define EPID_ELPID 0x3F0000
1208 #define EPID_EGS 0x20000000
1209 #define EPID_EGS_SHIFT 29
1210 #define EPID_EAS 0x40000000
1211 #define EPID_EAS_SHIFT 30
1212 #define EPID_EPR 0x80000000
1213 #define EPID_EPR_SHIFT 31
1214 /* We don't support EGS and ELPID */
1215 #define EPID_MASK (EPID_EPID | EPID_EAS | EPID_EPR)
1216 
1217 /*****************************************************************************/
1218 /* Server and Embedded Processor Control */
1219 
1220 #define DBELL_TYPE_SHIFT               27
1221 #define DBELL_TYPE_MASK                (0x1f << DBELL_TYPE_SHIFT)
1222 #define DBELL_TYPE_DBELL               (0x00 << DBELL_TYPE_SHIFT)
1223 #define DBELL_TYPE_DBELL_CRIT          (0x01 << DBELL_TYPE_SHIFT)
1224 #define DBELL_TYPE_G_DBELL             (0x02 << DBELL_TYPE_SHIFT)
1225 #define DBELL_TYPE_G_DBELL_CRIT        (0x03 << DBELL_TYPE_SHIFT)
1226 #define DBELL_TYPE_G_DBELL_MC          (0x04 << DBELL_TYPE_SHIFT)
1227 
1228 #define DBELL_TYPE_DBELL_SERVER        (0x05 << DBELL_TYPE_SHIFT)
1229 
1230 #define DBELL_BRDCAST_MASK             PPC_BITMASK(37, 38)
1231 #define DBELL_BRDCAST_SHIFT            25
1232 #define DBELL_BRDCAST_SUBPROC          (0x1 << DBELL_BRDCAST_SHIFT)
1233 #define DBELL_BRDCAST_CORE             (0x2 << DBELL_BRDCAST_SHIFT)
1234 
1235 #define DBELL_LPIDTAG_SHIFT            14
1236 #define DBELL_LPIDTAG_MASK             (0xfff << DBELL_LPIDTAG_SHIFT)
1237 #define DBELL_PIRTAG_MASK              0x3fff
1238 
1239 #define DBELL_PROCIDTAG_MASK           PPC_BITMASK(44, 63)
1240 
1241 #define PPC_PAGE_SIZES_MAX_SZ   8
1242 
1243 struct ppc_radix_page_info {
1244     uint32_t count;
1245     uint32_t entries[PPC_PAGE_SIZES_MAX_SZ];
1246 };
1247 
1248 /*****************************************************************************/
1249 /* Dynamic Execution Control Register */
1250 
1251 #define DEXCR_ASPECT(name, num)                    \
1252 FIELD(DEXCR, PNH_##name, PPC_BIT_NR(num), 1)       \
1253 FIELD(DEXCR, PRO_##name, PPC_BIT_NR(num + 32), 1)  \
1254 FIELD(HDEXCR, HNU_##name, PPC_BIT_NR(num), 1)      \
1255 FIELD(HDEXCR, ENF_##name, PPC_BIT_NR(num + 32), 1) \
1256 
1257 DEXCR_ASPECT(SBHE, 0)
1258 DEXCR_ASPECT(IBRTPD, 1)
1259 DEXCR_ASPECT(SRAPD, 4)
1260 DEXCR_ASPECT(NPHIE, 5)
1261 DEXCR_ASPECT(PHIE, 6)
1262 
1263 /*****************************************************************************/
1264 /* The whole PowerPC CPU context */
1265 
1266 /*
1267  * PowerPC needs eight modes for different hypervisor/supervisor/guest
1268  * + real/paged mode combinations. The other two modes are for
1269  * external PID load/store.
1270  */
1271 #define PPC_TLB_EPID_LOAD 8
1272 #define PPC_TLB_EPID_STORE 9
1273 
1274 #define PPC_CPU_OPCODES_LEN          0x40
1275 #define PPC_CPU_INDIRECT_OPCODES_LEN 0x20
1276 
1277 #define BHRB_MAX_NUM_ENTRIES_LOG2 (5)
1278 #define BHRB_MAX_NUM_ENTRIES      (1 << BHRB_MAX_NUM_ENTRIES_LOG2)
1279 
1280 struct CPUArchState {
1281     /* Most commonly used resources during translated code execution first */
1282     target_ulong gpr[32];  /* general purpose registers */
1283     target_ulong gprh[32]; /* storage for GPR MSB, used by the SPE extension */
1284     target_ulong lr;
1285     target_ulong ctr;
1286     uint32_t crf[8];       /* condition register */
1287 #if defined(TARGET_PPC64)
1288     target_ulong cfar;
1289 #endif
1290     target_ulong xer;      /* XER (with SO, OV, CA split out) */
1291     target_ulong so;
1292     target_ulong ov;
1293     target_ulong ca;
1294     target_ulong ov32;
1295     target_ulong ca32;
1296 
1297     target_ulong reserve_addr;   /* Reservation address */
1298     target_ulong reserve_length; /* Reservation larx op size (bytes) */
1299     target_ulong reserve_val;    /* Reservation value */
1300 #if defined(TARGET_PPC64)
1301     target_ulong reserve_val2;
1302 #endif
1303 
1304     /* These are used in supervisor mode only */
1305     target_ulong msr;      /* machine state register */
1306     target_ulong tgpr[4];  /* temporary general purpose registers, */
1307                            /* used to speed-up TLB assist handlers */
1308 
1309     target_ulong nip;      /* next instruction pointer */
1310 
1311     /* when a memory exception occurs, the access type is stored here */
1312     int access_type;
1313 
1314     /* For SMT processors */
1315     bool has_smt_siblings;
1316     int core_index;
1317     int chip_index;
1318 
1319 #if !defined(CONFIG_USER_ONLY)
1320     /* MMU context, only relevant for full system emulation */
1321 #if defined(TARGET_PPC64)
1322     ppc_slb_t slb[MAX_SLB_ENTRIES]; /* PowerPC 64 SLB area */
1323     struct CPUBreakpoint *ciabr_breakpoint;
1324     struct CPUWatchpoint *dawr_watchpoint[2];
1325 #endif
1326     target_ulong sr[32];   /* segment registers */
1327     uint32_t nb_BATs;      /* number of BATs */
1328     target_ulong DBAT[2][8];
1329     target_ulong IBAT[2][8];
1330     /* PowerPC TLB registers (for 4xx, e500 and 60x software driven TLBs) */
1331     int32_t nb_tlb;  /* Total number of TLB */
1332     int tlb_per_way; /* Speed-up helper: used to avoid divisions at run time */
1333     int nb_ways;     /* Number of ways in the TLB set */
1334     int last_way;    /* Last used way used to allocate TLB in a LRU way */
1335     int nb_pids;     /* Number of available PID registers */
1336     int tlb_type;    /* Type of TLB we're dealing with */
1337     ppc_tlb_t tlb;   /* TLB is optional. Allocate them only if needed */
1338 #ifdef CONFIG_KVM
1339     bool tlb_dirty;  /* Set to non-zero when modifying TLB */
1340     bool kvm_sw_tlb; /* non-zero if KVM SW TLB API is active */
1341 #endif /* CONFIG_KVM */
1342     uint32_t tlb_need_flush; /* Delayed flush needed */
1343 #define TLB_NEED_LOCAL_FLUSH   0x1
1344 #define TLB_NEED_GLOBAL_FLUSH  0x2
1345 #endif
1346 
1347     /* Other registers */
1348     target_ulong spr[1024]; /* special purpose registers */
1349     ppc_spr_t spr_cb[1024];
1350     /* Composite status for PMC[1-6] enabled and counting insns or cycles. */
1351     uint8_t pmc_ins_cnt;
1352     uint8_t pmc_cyc_cnt;
1353     /* Vector status and control register, minus VSCR_SAT */
1354     uint32_t vscr;
1355     /* VSX registers (including FP and AVR) */
1356     ppc_vsr_t vsr[64] QEMU_ALIGNED(16);
1357     /* Non-zero if and only if VSCR_SAT should be set */
1358     ppc_vsr_t vscr_sat QEMU_ALIGNED(16);
1359     /* SPE registers */
1360     uint64_t spe_acc;
1361     uint32_t spe_fscr;
1362     /* SPE and Altivec share status as they'll never be used simultaneously */
1363     float_status vec_status;
1364     float_status fp_status; /* Floating point execution context */
1365     target_ulong fpscr;     /* Floating point status and control register */
1366 
1367     /* Internal devices resources */
1368     ppc_tb_t *tb_env;      /* Time base and decrementer */
1369     ppc_dcr_t *dcr_env;    /* Device control registers */
1370 
1371     int dcache_line_size;
1372     int icache_line_size;
1373 
1374 #ifdef TARGET_PPC64
1375     /* Branch History Rolling Buffer (BHRB) resources */
1376     target_ulong bhrb_num_entries;
1377     intptr_t     bhrb_base;
1378     target_ulong bhrb_filter;
1379     target_ulong bhrb_offset;
1380     target_ulong bhrb_offset_mask;
1381     uint64_t bhrb[BHRB_MAX_NUM_ENTRIES];
1382 #endif
1383 
1384     /* These resources are used during exception processing */
1385     /* CPU model definition */
1386     target_ulong msr_mask;
1387     powerpc_mmu_t mmu_model;
1388     powerpc_excp_t excp_model;
1389     powerpc_input_t bus_model;
1390     int bfd_mach;
1391     uint32_t flags;
1392     uint64_t insns_flags;
1393     uint64_t insns_flags2;
1394 
1395     int error_code;
1396     uint32_t pending_interrupts;
1397 #if !defined(CONFIG_USER_ONLY)
1398     uint64_t excp_stats[POWERPC_EXCP_NB];
1399     /*
1400      * This is the IRQ controller, which is implementation dependent and only
1401      * relevant when emulating a complete machine. Note that this isn't used
1402      * by recent Book3s compatible CPUs (POWER7 and newer).
1403      */
1404     uint32_t irq_input_state;
1405 
1406     target_ulong excp_vectors[POWERPC_EXCP_NB]; /* Exception vectors */
1407     target_ulong excp_prefix;
1408     target_ulong ivor_mask;
1409     target_ulong ivpr_mask;
1410     target_ulong hreset_vector;
1411     hwaddr mpic_iack;
1412     bool mpic_proxy;  /* true if the external proxy facility mode is enabled */
1413     bool has_hv_mode; /* set when the processor has an HV mode, thus HV priv */
1414                       /* instructions and SPRs are diallowed if MSR:HV is 0 */
1415     /*
1416      * On P7/P8/P9, set when in PM state so we need to handle resume in a
1417      * special way (such as routing some resume causes to 0x100, i.e. sreset).
1418      */
1419     bool resume_as_sreset;
1420 
1421     /*
1422      * On powernv, quiesced means the CPU has been stopped using PC direct
1423      * control xscom registers.
1424      *
1425      * On spapr, quiesced means it is in the "RTAS stopped" state.
1426      *
1427      * The core halted/stopped variables aren't sufficient for this, because
1428      * they can be changed with various side-band operations like qmp cont,
1429      * powersave interrupts, etc.
1430      */
1431     bool quiesced;
1432 #endif
1433 
1434     /* These resources are used only in TCG */
1435     uint32_t hflags;
1436     target_ulong hflags_compat_nmsr; /* for migration compatibility */
1437 
1438     /* Power management */
1439     int (*check_pow)(CPUPPCState *env);
1440 
1441     /* attn instruction enable */
1442     int (*check_attn)(CPUPPCState *env);
1443 
1444 #if !defined(CONFIG_USER_ONLY)
1445     void *load_info;  /* holds boot loading state */
1446 #endif
1447 
1448     /* booke timers */
1449 
1450     /*
1451      * Specifies bit locations of the Time Base used to signal a fixed timer
1452      * exception on a transition from 0 to 1 (watchdog or fixed-interval timer)
1453      *
1454      * 0 selects the least significant bit, 63 selects the most significant bit
1455      */
1456     uint8_t fit_period[4];
1457     uint8_t wdt_period[4];
1458 
1459     /* Transactional memory state */
1460     target_ulong tm_gpr[32];
1461     ppc_avr_t tm_vsr[64];
1462     uint64_t tm_cr;
1463     uint64_t tm_lr;
1464     uint64_t tm_ctr;
1465     uint64_t tm_fpscr;
1466     uint64_t tm_amr;
1467     uint64_t tm_ppr;
1468     uint64_t tm_vrsave;
1469     uint32_t tm_vscr;
1470     uint64_t tm_dscr;
1471     uint64_t tm_tar;
1472 
1473     /*
1474      * Timers used to fire performance monitor alerts
1475      * when counting cycles.
1476      */
1477     QEMUTimer *pmu_cyc_overflow_timers[PMU_COUNTERS_NUM];
1478 
1479     /*
1480      * PMU base time value used by the PMU to calculate
1481      * running cycles.
1482      */
1483     uint64_t pmu_base_time;
1484 };
1485 
1486 #define THREAD_SIBLING_FOREACH(cs, cs_sibling)                  \
1487     CPU_FOREACH(cs_sibling)                                     \
1488         if ((POWERPC_CPU(cs)->env.chip_index ==                 \
1489              POWERPC_CPU(cs_sibling)->env.chip_index) &&        \
1490             (POWERPC_CPU(cs)->env.core_index ==                 \
1491              POWERPC_CPU(cs_sibling)->env.core_index))
1492 
1493 #define SET_FIT_PERIOD(a_, b_, c_, d_)          \
1494 do {                                            \
1495     env->fit_period[0] = (a_);                  \
1496     env->fit_period[1] = (b_);                  \
1497     env->fit_period[2] = (c_);                  \
1498     env->fit_period[3] = (d_);                  \
1499  } while (0)
1500 
1501 #define SET_WDT_PERIOD(a_, b_, c_, d_)          \
1502 do {                                            \
1503     env->wdt_period[0] = (a_);                  \
1504     env->wdt_period[1] = (b_);                  \
1505     env->wdt_period[2] = (c_);                  \
1506     env->wdt_period[3] = (d_);                  \
1507  } while (0)
1508 
1509 typedef struct PPCVirtualHypervisor PPCVirtualHypervisor;
1510 typedef struct PPCVirtualHypervisorClass PPCVirtualHypervisorClass;
1511 
1512 /**
1513  * PowerPCCPU:
1514  * @env: #CPUPPCState
1515  * @vcpu_id: vCPU identifier given to KVM
1516  * @compat_pvr: Current logical PVR, zero if in "raw" mode
1517  *
1518  * A PowerPC CPU.
1519  */
1520 struct ArchCPU {
1521     CPUState parent_obj;
1522 
1523     CPUPPCState env;
1524 
1525     int vcpu_id;
1526     uint32_t compat_pvr;
1527     PPCVirtualHypervisor *vhyp;
1528     PPCVirtualHypervisorClass *vhyp_class;
1529     void *machine_data;
1530     int32_t node_id; /* NUMA node this CPU belongs to */
1531     PPCHash64Options *hash64_opts;
1532 
1533     /* Those resources are used only during code translation */
1534     /* opcode handlers */
1535     opc_handler_t *opcodes[PPC_CPU_OPCODES_LEN];
1536 };
1537 
1538 /**
1539  * PowerPCCPUClass:
1540  * @parent_realize: The parent class' realize handler.
1541  * @parent_phases: The parent class' reset phase handlers.
1542  *
1543  * A PowerPC CPU model.
1544  */
1545 struct PowerPCCPUClass {
1546     CPUClass parent_class;
1547 
1548     DeviceRealize parent_realize;
1549     DeviceUnrealize parent_unrealize;
1550     ResettablePhases parent_phases;
1551     void (*parent_parse_features)(const char *type, char *str, Error **errp);
1552 
1553     uint32_t pvr;
1554     uint32_t spapr_logical_pvr;
1555     /*
1556      * If @best is false, match if pcc is in the family of pvr
1557      * Else match only if pcc is the best match for pvr in this family.
1558      */
1559     bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr, bool best);
1560     uint64_t pcr_mask;          /* Available bits in PCR register */
1561     uint64_t pcr_supported;     /* Bits for supported PowerISA versions */
1562     uint32_t svr;
1563     uint64_t insns_flags;
1564     uint64_t insns_flags2;
1565     uint64_t msr_mask;
1566     uint64_t lpcr_mask;         /* Available bits in the LPCR */
1567     uint64_t lpcr_pm;           /* Power-saving mode Exit Cause Enable bits */
1568     powerpc_mmu_t   mmu_model;
1569     powerpc_excp_t  excp_model;
1570     powerpc_input_t bus_model;
1571     uint32_t flags;
1572     int bfd_mach;
1573     uint32_t l1_dcache_size, l1_icache_size;
1574 #ifndef CONFIG_USER_ONLY
1575     GDBFeature gdb_spr;
1576 #endif
1577     const PPCHash64Options *hash64_opts;
1578     struct ppc_radix_page_info *radix_page_info;
1579     uint32_t lrg_decr_bits;
1580     int n_host_threads;
1581     void (*init_proc)(CPUPPCState *env);
1582     int  (*check_pow)(CPUPPCState *env);
1583     int  (*check_attn)(CPUPPCState *env);
1584 
1585     /* Handlers to be set by the machine initialising the chips */
1586     uint64_t (*load_sprd)(CPUPPCState *env);
1587     void (*store_sprd)(CPUPPCState *env, uint64_t val);
1588 };
1589 
1590 static inline bool ppc_cpu_core_single_threaded(CPUState *cs)
1591 {
1592     return !POWERPC_CPU(cs)->env.has_smt_siblings;
1593 }
1594 
1595 static inline bool ppc_cpu_lpar_single_threaded(CPUState *cs)
1596 {
1597     return !(POWERPC_CPU(cs)->env.flags & POWERPC_FLAG_SMT_1LPAR) ||
1598            ppc_cpu_core_single_threaded(cs);
1599 }
1600 
1601 ObjectClass *ppc_cpu_class_by_name(const char *name);
1602 PowerPCCPUClass *ppc_cpu_class_by_pvr(uint32_t pvr);
1603 PowerPCCPUClass *ppc_cpu_class_by_pvr_mask(uint32_t pvr);
1604 PowerPCCPUClass *ppc_cpu_get_family_class(PowerPCCPUClass *pcc);
1605 
1606 #ifndef CONFIG_USER_ONLY
1607 struct PPCVirtualHypervisorClass {
1608     InterfaceClass parent;
1609     bool (*cpu_in_nested)(PowerPCCPU *cpu);
1610     void (*deliver_hv_excp)(PowerPCCPU *cpu, int excp);
1611     void (*hypercall)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
1612     hwaddr (*hpt_mask)(PPCVirtualHypervisor *vhyp);
1613     const ppc_hash_pte64_t *(*map_hptes)(PPCVirtualHypervisor *vhyp,
1614                                          hwaddr ptex, int n);
1615     void (*unmap_hptes)(PPCVirtualHypervisor *vhyp,
1616                         const ppc_hash_pte64_t *hptes,
1617                         hwaddr ptex, int n);
1618     void (*hpte_set_c)(PPCVirtualHypervisor *vhyp, hwaddr ptex, uint64_t pte1);
1619     void (*hpte_set_r)(PPCVirtualHypervisor *vhyp, hwaddr ptex, uint64_t pte1);
1620     bool (*get_pate)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
1621                      target_ulong lpid, ppc_v3_pate_t *entry);
1622     target_ulong (*encode_hpt_for_kvm_pr)(PPCVirtualHypervisor *vhyp);
1623     void (*cpu_exec_enter)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
1624     void (*cpu_exec_exit)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
1625 };
1626 
1627 #define TYPE_PPC_VIRTUAL_HYPERVISOR "ppc-virtual-hypervisor"
1628 DECLARE_OBJ_CHECKERS(PPCVirtualHypervisor, PPCVirtualHypervisorClass,
1629                      PPC_VIRTUAL_HYPERVISOR, TYPE_PPC_VIRTUAL_HYPERVISOR)
1630 
1631 static inline bool vhyp_cpu_in_nested(PowerPCCPU *cpu)
1632 {
1633     return cpu->vhyp_class->cpu_in_nested(cpu);
1634 }
1635 #endif /* CONFIG_USER_ONLY */
1636 
1637 void ppc_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
1638 int ppc_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
1639 int ppc_cpu_gdb_read_register_apple(CPUState *cpu, GByteArray *buf, int reg);
1640 int ppc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
1641 int ppc_cpu_gdb_write_register_apple(CPUState *cpu, uint8_t *buf, int reg);
1642 #ifndef CONFIG_USER_ONLY
1643 hwaddr ppc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
1644 #endif
1645 int ppc64_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
1646                                int cpuid, DumpState *s);
1647 int ppc32_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
1648                                int cpuid, DumpState *s);
1649 #ifndef CONFIG_USER_ONLY
1650 void ppc_maybe_interrupt(CPUPPCState *env);
1651 void ppc_cpu_do_interrupt(CPUState *cpu);
1652 bool ppc_cpu_exec_interrupt(CPUState *cpu, int int_req);
1653 void ppc_cpu_do_system_reset(CPUState *cs);
1654 void ppc_cpu_do_fwnmi_machine_check(CPUState *cs, target_ulong vector);
1655 extern const VMStateDescription vmstate_ppc_cpu;
1656 #endif
1657 
1658 /*****************************************************************************/
1659 void ppc_translate_init(void);
1660 void ppc_translate_code(CPUState *cs, TranslationBlock *tb,
1661                         int *max_insns, vaddr pc, void *host_pc);
1662 
1663 #if !defined(CONFIG_USER_ONLY)
1664 void ppc_store_sdr1(CPUPPCState *env, target_ulong value);
1665 void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val);
1666 void ppc_update_ciabr(CPUPPCState *env);
1667 void ppc_store_ciabr(CPUPPCState *env, target_ulong value);
1668 void ppc_update_daw(CPUPPCState *env, int rid);
1669 void ppc_store_dawr0(CPUPPCState *env, target_ulong value);
1670 void ppc_store_dawrx0(CPUPPCState *env, uint32_t value);
1671 void ppc_store_dawr1(CPUPPCState *env, target_ulong value);
1672 void ppc_store_dawrx1(CPUPPCState *env, uint32_t value);
1673 #endif /* !defined(CONFIG_USER_ONLY) */
1674 void ppc_store_msr(CPUPPCState *env, target_ulong value);
1675 
1676 /* Time-base and decrementer management */
1677 uint64_t cpu_ppc_load_tbl(CPUPPCState *env);
1678 uint32_t cpu_ppc_load_tbu(CPUPPCState *env);
1679 void cpu_ppc_store_tbu(CPUPPCState *env, uint32_t value);
1680 void cpu_ppc_store_tbl(CPUPPCState *env, uint32_t value);
1681 uint64_t cpu_ppc_load_atbl(CPUPPCState *env);
1682 uint32_t cpu_ppc_load_atbu(CPUPPCState *env);
1683 void cpu_ppc_store_atbl(CPUPPCState *env, uint32_t value);
1684 void cpu_ppc_store_atbu(CPUPPCState *env, uint32_t value);
1685 void cpu_ppc_increase_tb_by_offset(CPUPPCState *env, int64_t offset);
1686 void cpu_ppc_decrease_tb_by_offset(CPUPPCState *env, int64_t offset);
1687 uint64_t cpu_ppc_load_vtb(CPUPPCState *env);
1688 void cpu_ppc_store_vtb(CPUPPCState *env, uint64_t value);
1689 bool ppc_decr_clear_on_delivery(CPUPPCState *env);
1690 target_ulong cpu_ppc_load_decr(CPUPPCState *env);
1691 void cpu_ppc_store_decr(CPUPPCState *env, target_ulong value);
1692 target_ulong cpu_ppc_load_hdecr(CPUPPCState *env);
1693 void cpu_ppc_store_hdecr(CPUPPCState *env, target_ulong value);
1694 void cpu_ppc_store_tbu40(CPUPPCState *env, uint64_t value);
1695 uint64_t cpu_ppc_load_purr(CPUPPCState *env);
1696 void cpu_ppc_store_purr(CPUPPCState *env, uint64_t value);
1697 #if !defined(CONFIG_USER_ONLY)
1698 target_ulong load_40x_pit(CPUPPCState *env);
1699 void store_40x_pit(CPUPPCState *env, target_ulong val);
1700 void store_40x_dbcr0(CPUPPCState *env, uint32_t val);
1701 void store_40x_sler(CPUPPCState *env, uint32_t val);
1702 void store_40x_tcr(CPUPPCState *env, target_ulong val);
1703 void store_40x_tsr(CPUPPCState *env, target_ulong val);
1704 void store_booke_tcr(CPUPPCState *env, target_ulong val);
1705 void store_booke_tsr(CPUPPCState *env, target_ulong val);
1706 void ppc_tlb_invalidate_all(CPUPPCState *env);
1707 void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr);
1708 void cpu_ppc_set_vhyp(PowerPCCPU *cpu, PPCVirtualHypervisor *vhyp);
1709 void cpu_ppc_set_1lpar(PowerPCCPU *cpu);
1710 #endif
1711 
1712 void ppc_store_fpscr(CPUPPCState *env, target_ulong val);
1713 void helper_hfscr_facility_check(CPUPPCState *env, uint32_t bit,
1714                                  const char *caller, uint32_t cause);
1715 
1716 static inline uint64_t ppc_dump_gpr(CPUPPCState *env, int gprn)
1717 {
1718     uint64_t gprv;
1719 
1720     gprv = env->gpr[gprn];
1721     if (env->flags & POWERPC_FLAG_SPE) {
1722         /*
1723          * If the CPU implements the SPE extension, we have to get the
1724          * high bits of the GPR from the gprh storage area
1725          */
1726         gprv &= 0xFFFFFFFFULL;
1727         gprv |= (uint64_t)env->gprh[gprn] << 32;
1728     }
1729 
1730     return gprv;
1731 }
1732 
1733 /* Device control registers */
1734 int ppc_dcr_read(ppc_dcr_t *dcr_env, int dcrn, uint32_t *valp);
1735 int ppc_dcr_write(ppc_dcr_t *dcr_env, int dcrn, uint32_t val);
1736 
1737 /* MMU modes definitions */
1738 #define MMU_USER_IDX 0
1739 static inline int ppc_env_mmu_index(CPUPPCState *env, bool ifetch)
1740 {
1741 #ifdef CONFIG_USER_ONLY
1742     return MMU_USER_IDX;
1743 #else
1744     return (env->hflags >> (ifetch ? HFLAGS_IMMU_IDX : HFLAGS_DMMU_IDX)) & 7;
1745 #endif
1746 }
1747 
1748 /* Compatibility modes */
1749 #if defined(TARGET_PPC64)
1750 bool ppc_check_compat(PowerPCCPU *cpu, uint32_t compat_pvr,
1751                       uint32_t min_compat_pvr, uint32_t max_compat_pvr);
1752 bool ppc_type_check_compat(const char *cputype, uint32_t compat_pvr,
1753                            uint32_t min_compat_pvr, uint32_t max_compat_pvr);
1754 
1755 int ppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr, Error **errp);
1756 
1757 #if !defined(CONFIG_USER_ONLY)
1758 int ppc_set_compat_all(uint32_t compat_pvr, Error **errp);
1759 int ppc_init_compat_all(uint32_t compat_pvr, Error **errp);
1760 #endif
1761 int ppc_compat_max_vthreads(PowerPCCPU *cpu);
1762 void ppc_compat_add_property(Object *obj, const char *name,
1763                              uint32_t *compat_pvr, const char *basedesc);
1764 #endif /* defined(TARGET_PPC64) */
1765 
1766 /*****************************************************************************/
1767 /* CRF definitions */
1768 #define CRF_LT_BIT    3
1769 #define CRF_GT_BIT    2
1770 #define CRF_EQ_BIT    1
1771 #define CRF_SO_BIT    0
1772 #define CRF_LT        (1 << CRF_LT_BIT)
1773 #define CRF_GT        (1 << CRF_GT_BIT)
1774 #define CRF_EQ        (1 << CRF_EQ_BIT)
1775 #define CRF_SO        (1 << CRF_SO_BIT)
1776 /* For SPE extensions */
1777 #define CRF_CH        (1 << CRF_LT_BIT)
1778 #define CRF_CL        (1 << CRF_GT_BIT)
1779 #define CRF_CH_OR_CL  (1 << CRF_EQ_BIT)
1780 #define CRF_CH_AND_CL (1 << CRF_SO_BIT)
1781 
1782 /* XER definitions */
1783 #define XER_SO  31
1784 #define XER_OV  30
1785 #define XER_CA  29
1786 #define XER_OV32  19
1787 #define XER_CA32  18
1788 #define XER_CMP  8
1789 #define XER_BC   0
1790 #define xer_so  (env->so)
1791 #define xer_cmp ((env->xer >> XER_CMP) & 0xFF)
1792 #define xer_bc  ((env->xer >> XER_BC)  & 0x7F)
1793 
1794 /* SPR definitions */
1795 #define SPR_MQ                (0x000)
1796 #define SPR_XER               (0x001)
1797 #define SPR_LR                (0x008)
1798 #define SPR_CTR               (0x009)
1799 #define SPR_UAMR              (0x00D)
1800 #define SPR_DSCR              (0x011)
1801 #define SPR_DSISR             (0x012)
1802 #define SPR_DAR               (0x013)
1803 #define SPR_DECR              (0x016)
1804 #define SPR_SDR1              (0x019)
1805 #define SPR_SRR0              (0x01A)
1806 #define SPR_SRR1              (0x01B)
1807 #define SPR_CFAR              (0x01C)
1808 #define SPR_AMR               (0x01D)
1809 #define SPR_ACOP              (0x01F)
1810 #define SPR_BOOKE_PID         (0x030)
1811 #define SPR_BOOKS_PID         (0x030)
1812 #define SPR_BOOKE_DECAR       (0x036)
1813 #define SPR_BOOKE_CSRR0       (0x03A)
1814 #define SPR_BOOKE_CSRR1       (0x03B)
1815 #define SPR_BOOKE_DEAR        (0x03D)
1816 #define SPR_PPE42_EDR         (0x03D)
1817 #define SPR_IAMR              (0x03D)
1818 #define SPR_BOOKE_ESR         (0x03E)
1819 #define SPR_PPE42_ISR         (0x03E)
1820 #define SPR_BOOKE_IVPR        (0x03F)
1821 #define SPR_PPE42_IVPR        (0x03F)
1822 #define SPR_MPC_EIE           (0x050)
1823 #define SPR_MPC_EID           (0x051)
1824 #define SPR_MPC_NRI           (0x052)
1825 #define SPR_TFHAR             (0x080)
1826 #define SPR_TFIAR             (0x081)
1827 #define SPR_TEXASR            (0x082)
1828 #define SPR_TEXASRU           (0x083)
1829 #define SPR_UCTRL             (0x088)
1830 #define SPR_TIDR              (0x090)
1831 #define SPR_MPC_CMPA          (0x090)
1832 #define SPR_MPC_CMPB          (0x091)
1833 #define SPR_MPC_CMPC          (0x092)
1834 #define SPR_MPC_CMPD          (0x093)
1835 #define SPR_MPC_ECR           (0x094)
1836 #define SPR_MPC_DER           (0x095)
1837 #define SPR_MPC_COUNTA        (0x096)
1838 #define SPR_MPC_COUNTB        (0x097)
1839 #define SPR_CTRL              (0x098)
1840 #define SPR_MPC_CMPE          (0x098)
1841 #define SPR_MPC_CMPF          (0x099)
1842 #define SPR_FSCR              (0x099)
1843 #define SPR_MPC_CMPG          (0x09A)
1844 #define SPR_MPC_CMPH          (0x09B)
1845 #define SPR_MPC_LCTRL1        (0x09C)
1846 #define SPR_MPC_LCTRL2        (0x09D)
1847 #define SPR_UAMOR             (0x09D)
1848 #define SPR_MPC_ICTRL         (0x09E)
1849 #define SPR_MPC_BAR           (0x09F)
1850 #define SPR_PSPB              (0x09F)
1851 #define SPR_DPDES             (0x0B0)
1852 #define SPR_DAWR0             (0x0B4)
1853 #define SPR_DAWR1             (0x0B5)
1854 #define SPR_RPR               (0x0BA)
1855 #define SPR_CIABR             (0x0BB)
1856 #define SPR_DAWRX0            (0x0BC)
1857 #define SPR_DAWRX1            (0x0BD)
1858 #define SPR_HFSCR             (0x0BE)
1859 #define SPR_VRSAVE            (0x100)
1860 #define SPR_USPRG0            (0x100)
1861 #define SPR_USPRG1            (0x101)
1862 #define SPR_USPRG2            (0x102)
1863 #define SPR_USPRG3            (0x103)
1864 #define SPR_USPRG4            (0x104)
1865 #define SPR_USPRG5            (0x105)
1866 #define SPR_USPRG6            (0x106)
1867 #define SPR_USPRG7            (0x107)
1868 #define SPR_TBL               (0x10C)
1869 #define SPR_TBU               (0x10D)
1870 #define SPR_SPRG0             (0x110)
1871 #define SPR_SPRG1             (0x111)
1872 #define SPR_SPRG2             (0x112)
1873 #define SPR_SPRG3             (0x113)
1874 #define SPR_SPRG4             (0x114)
1875 #define SPR_POWER_SPRC        (0x114)
1876 #define SPR_SPRG5             (0x115)
1877 #define SPR_POWER_SPRD        (0x115)
1878 #define SPR_SPRG6             (0x116)
1879 #define SPR_SPRG7             (0x117)
1880 #define SPR_ASR               (0x118)
1881 #define SPR_EAR               (0x11A)
1882 #define SPR_WR_TBL            (0x11C)
1883 #define SPR_WR_TBU            (0x11D)
1884 #define SPR_TBU40             (0x11E)
1885 #define SPR_SVR               (0x11E)
1886 #define SPR_BOOKE_PIR         (0x11E)
1887 #define SPR_PPE42_PIR         (0x11E)
1888 #define SPR_PVR               (0x11F)
1889 #define SPR_HSPRG0            (0x130)
1890 #define SPR_BOOKE_DBSR        (0x130)
1891 #define SPR_HSPRG1            (0x131)
1892 #define SPR_HDSISR            (0x132)
1893 #define SPR_HDAR              (0x133)
1894 #define SPR_BOOKE_EPCR        (0x133)
1895 #define SPR_SPURR             (0x134)
1896 #define SPR_BOOKE_DBCR0       (0x134)
1897 #define SPR_PPE42_DBCR        (0x134)
1898 #define SPR_IBCR              (0x135)
1899 #define SPR_PURR              (0x135)
1900 #define SPR_BOOKE_DBCR1       (0x135)
1901 #define SPR_DBCR              (0x136)
1902 #define SPR_HDEC              (0x136)
1903 #define SPR_BOOKE_DBCR2       (0x136)
1904 #define SPR_HIOR              (0x137)
1905 #define SPR_MBAR              (0x137)
1906 #define SPR_RMOR              (0x138)
1907 #define SPR_BOOKE_IAC1        (0x138)
1908 #define SPR_HRMOR             (0x139)
1909 #define SPR_BOOKE_IAC2        (0x139)
1910 #define SPR_HSRR0             (0x13A)
1911 #define SPR_BOOKE_IAC3        (0x13A)
1912 #define SPR_HSRR1             (0x13B)
1913 #define SPR_BOOKE_IAC4        (0x13B)
1914 #define SPR_BOOKE_DAC1        (0x13C)
1915 #define SPR_PPE42_DACR        (0x13C)
1916 #define SPR_MMCRH             (0x13C)
1917 #define SPR_DABR2             (0x13D)
1918 #define SPR_BOOKE_DAC2        (0x13D)
1919 #define SPR_TFMR              (0x13D)
1920 #define SPR_BOOKE_DVC1        (0x13E)
1921 #define SPR_LPCR              (0x13E)
1922 #define SPR_BOOKE_DVC2        (0x13F)
1923 #define SPR_LPIDR             (0x13F)
1924 #define SPR_BOOKE_TSR         (0x150)
1925 #define SPR_PPE42_TSR         (0x150)
1926 #define SPR_HMER              (0x150)
1927 #define SPR_HMEER             (0x151)
1928 #define SPR_PCR               (0x152)
1929 #define SPR_HEIR              (0x153)
1930 #define SPR_BOOKE_LPIDR       (0x152)
1931 #define SPR_BOOKE_TCR         (0x154)
1932 #define SPR_PPE42_TCR         (0x154)
1933 #define SPR_BOOKE_TLB0PS      (0x158)
1934 #define SPR_BOOKE_TLB1PS      (0x159)
1935 #define SPR_BOOKE_TLB2PS      (0x15A)
1936 #define SPR_BOOKE_TLB3PS      (0x15B)
1937 #define SPR_AMOR              (0x15D)
1938 #define SPR_BOOKE_MAS7_MAS3   (0x174)
1939 #define SPR_BOOKE_IVOR0       (0x190)
1940 #define SPR_BOOKE_IVOR1       (0x191)
1941 #define SPR_BOOKE_IVOR2       (0x192)
1942 #define SPR_BOOKE_IVOR3       (0x193)
1943 #define SPR_BOOKE_IVOR4       (0x194)
1944 #define SPR_BOOKE_IVOR5       (0x195)
1945 #define SPR_BOOKE_IVOR6       (0x196)
1946 #define SPR_BOOKE_IVOR7       (0x197)
1947 #define SPR_BOOKE_IVOR8       (0x198)
1948 #define SPR_BOOKE_IVOR9       (0x199)
1949 #define SPR_BOOKE_IVOR10      (0x19A)
1950 #define SPR_BOOKE_IVOR11      (0x19B)
1951 #define SPR_BOOKE_IVOR12      (0x19C)
1952 #define SPR_BOOKE_IVOR13      (0x19D)
1953 #define SPR_BOOKE_IVOR14      (0x19E)
1954 #define SPR_BOOKE_IVOR15      (0x19F)
1955 #define SPR_BOOKE_IVOR38      (0x1B0)
1956 #define SPR_BOOKE_IVOR39      (0x1B1)
1957 #define SPR_BOOKE_IVOR40      (0x1B2)
1958 #define SPR_BOOKE_IVOR41      (0x1B3)
1959 #define SPR_BOOKE_IVOR42      (0x1B4)
1960 #define SPR_BOOKE_GIVOR2      (0x1B8)
1961 #define SPR_BOOKE_GIVOR3      (0x1B9)
1962 #define SPR_BOOKE_GIVOR4      (0x1BA)
1963 #define SPR_BOOKE_GIVOR8      (0x1BB)
1964 #define SPR_BOOKE_GIVOR13     (0x1BC)
1965 #define SPR_BOOKE_GIVOR14     (0x1BD)
1966 #define SPR_TIR               (0x1BE)
1967 #define SPR_UHDEXCR           (0x1C7)
1968 #define SPR_PTCR              (0x1D0)
1969 #define SPR_HASHKEYR          (0x1D4)
1970 #define SPR_HASHPKEYR         (0x1D5)
1971 #define SPR_HDEXCR            (0x1D7)
1972 #define SPR_BOOKE_SPEFSCR     (0x200)
1973 #define SPR_Exxx_BBEAR        (0x201)
1974 #define SPR_Exxx_BBTAR        (0x202)
1975 #define SPR_Exxx_L1CFG0       (0x203)
1976 #define SPR_Exxx_L1CFG1       (0x204)
1977 #define SPR_Exxx_NPIDR        (0x205)
1978 #define SPR_ATBL              (0x20E)
1979 #define SPR_ATBU              (0x20F)
1980 #define SPR_IBAT0U            (0x210)
1981 #define SPR_BOOKE_IVOR32      (0x210)
1982 #define SPR_RCPU_MI_GRA       (0x210)
1983 #define SPR_IBAT0L            (0x211)
1984 #define SPR_BOOKE_IVOR33      (0x211)
1985 #define SPR_IBAT1U            (0x212)
1986 #define SPR_BOOKE_IVOR34      (0x212)
1987 #define SPR_IBAT1L            (0x213)
1988 #define SPR_BOOKE_IVOR35      (0x213)
1989 #define SPR_IBAT2U            (0x214)
1990 #define SPR_BOOKE_IVOR36      (0x214)
1991 #define SPR_IBAT2L            (0x215)
1992 #define SPR_BOOKE_IVOR37      (0x215)
1993 #define SPR_IBAT3U            (0x216)
1994 #define SPR_IBAT3L            (0x217)
1995 #define SPR_DBAT0U            (0x218)
1996 #define SPR_RCPU_L2U_GRA      (0x218)
1997 #define SPR_DBAT0L            (0x219)
1998 #define SPR_DBAT1U            (0x21A)
1999 #define SPR_DBAT1L            (0x21B)
2000 #define SPR_DBAT2U            (0x21C)
2001 #define SPR_DBAT2L            (0x21D)
2002 #define SPR_DBAT3U            (0x21E)
2003 #define SPR_DBAT3L            (0x21F)
2004 #define SPR_IBAT4U            (0x230)
2005 #define SPR_RPCU_BBCMCR       (0x230)
2006 #define SPR_MPC_IC_CST        (0x230)
2007 #define SPR_Exxx_CTXCR        (0x230)
2008 #define SPR_IBAT4L            (0x231)
2009 #define SPR_MPC_IC_ADR        (0x231)
2010 #define SPR_Exxx_DBCR3        (0x231)
2011 #define SPR_IBAT5U            (0x232)
2012 #define SPR_MPC_IC_DAT        (0x232)
2013 #define SPR_Exxx_DBCNT        (0x232)
2014 #define SPR_IBAT5L            (0x233)
2015 #define SPR_IBAT6U            (0x234)
2016 #define SPR_IBAT6L            (0x235)
2017 #define SPR_IBAT7U            (0x236)
2018 #define SPR_IBAT7L            (0x237)
2019 #define SPR_DBAT4U            (0x238)
2020 #define SPR_RCPU_L2U_MCR      (0x238)
2021 #define SPR_MPC_DC_CST        (0x238)
2022 #define SPR_Exxx_ALTCTXCR     (0x238)
2023 #define SPR_DBAT4L            (0x239)
2024 #define SPR_MPC_DC_ADR        (0x239)
2025 #define SPR_DBAT5U            (0x23A)
2026 #define SPR_BOOKE_MCSRR0      (0x23A)
2027 #define SPR_MPC_DC_DAT        (0x23A)
2028 #define SPR_DBAT5L            (0x23B)
2029 #define SPR_BOOKE_MCSRR1      (0x23B)
2030 #define SPR_DBAT6U            (0x23C)
2031 #define SPR_BOOKE_MCSR        (0x23C)
2032 #define SPR_DBAT6L            (0x23D)
2033 #define SPR_Exxx_MCAR         (0x23D)
2034 #define SPR_DBAT7U            (0x23E)
2035 #define SPR_BOOKE_DSRR0       (0x23E)
2036 #define SPR_DBAT7L            (0x23F)
2037 #define SPR_BOOKE_DSRR1       (0x23F)
2038 #define SPR_BOOKE_SPRG8       (0x25C)
2039 #define SPR_BOOKE_SPRG9       (0x25D)
2040 #define SPR_BOOKE_MAS0        (0x270)
2041 #define SPR_BOOKE_MAS1        (0x271)
2042 #define SPR_BOOKE_MAS2        (0x272)
2043 #define SPR_BOOKE_MAS3        (0x273)
2044 #define SPR_BOOKE_MAS4        (0x274)
2045 #define SPR_BOOKE_MAS5        (0x275)
2046 #define SPR_BOOKE_MAS6        (0x276)
2047 #define SPR_BOOKE_PID1        (0x279)
2048 #define SPR_BOOKE_PID2        (0x27A)
2049 #define SPR_MPC_DPDR          (0x280)
2050 #define SPR_MPC_IMMR          (0x288)
2051 #define SPR_BOOKE_TLB0CFG     (0x2B0)
2052 #define SPR_BOOKE_TLB1CFG     (0x2B1)
2053 #define SPR_BOOKE_TLB2CFG     (0x2B2)
2054 #define SPR_BOOKE_TLB3CFG     (0x2B3)
2055 #define SPR_BOOKE_EPR         (0x2BE)
2056 #define SPR_POWER_USIER2      (0x2E0)
2057 #define SPR_POWER_USIER3      (0x2E1)
2058 #define SPR_POWER_UMMCR3      (0x2E2)
2059 #define SPR_POWER_SIER2       (0x2F0)
2060 #define SPR_POWER_SIER3       (0x2F1)
2061 #define SPR_POWER_MMCR3       (0x2F2)
2062 #define SPR_PERF0             (0x300)
2063 #define SPR_RCPU_MI_RBA0      (0x300)
2064 #define SPR_MPC_MI_CTR        (0x300)
2065 #define SPR_POWER_USIER       (0x300)
2066 #define SPR_PERF1             (0x301)
2067 #define SPR_RCPU_MI_RBA1      (0x301)
2068 #define SPR_POWER_UMMCR2      (0x301)
2069 #define SPR_PERF2             (0x302)
2070 #define SPR_RCPU_MI_RBA2      (0x302)
2071 #define SPR_MPC_MI_AP         (0x302)
2072 #define SPR_POWER_UMMCRA      (0x302)
2073 #define SPR_PERF3             (0x303)
2074 #define SPR_RCPU_MI_RBA3      (0x303)
2075 #define SPR_MPC_MI_EPN        (0x303)
2076 #define SPR_POWER_UPMC1       (0x303)
2077 #define SPR_PERF4             (0x304)
2078 #define SPR_POWER_UPMC2       (0x304)
2079 #define SPR_PERF5             (0x305)
2080 #define SPR_MPC_MI_TWC        (0x305)
2081 #define SPR_POWER_UPMC3       (0x305)
2082 #define SPR_PERF6             (0x306)
2083 #define SPR_MPC_MI_RPN        (0x306)
2084 #define SPR_POWER_UPMC4       (0x306)
2085 #define SPR_PERF7             (0x307)
2086 #define SPR_POWER_UPMC5       (0x307)
2087 #define SPR_PERF8             (0x308)
2088 #define SPR_RCPU_L2U_RBA0     (0x308)
2089 #define SPR_MPC_MD_CTR        (0x308)
2090 #define SPR_POWER_UPMC6       (0x308)
2091 #define SPR_PERF9             (0x309)
2092 #define SPR_RCPU_L2U_RBA1     (0x309)
2093 #define SPR_MPC_MD_CASID      (0x309)
2094 #define SPR_970_UPMC7         (0X309)
2095 #define SPR_PERFA             (0x30A)
2096 #define SPR_RCPU_L2U_RBA2     (0x30A)
2097 #define SPR_MPC_MD_AP         (0x30A)
2098 #define SPR_970_UPMC8         (0X30A)
2099 #define SPR_PERFB             (0x30B)
2100 #define SPR_RCPU_L2U_RBA3     (0x30B)
2101 #define SPR_MPC_MD_EPN        (0x30B)
2102 #define SPR_POWER_UMMCR0      (0X30B)
2103 #define SPR_PERFC             (0x30C)
2104 #define SPR_MPC_MD_TWB        (0x30C)
2105 #define SPR_POWER_USIAR       (0X30C)
2106 #define SPR_PERFD             (0x30D)
2107 #define SPR_MPC_MD_TWC        (0x30D)
2108 #define SPR_POWER_USDAR       (0X30D)
2109 #define SPR_PERFE             (0x30E)
2110 #define SPR_MPC_MD_RPN        (0x30E)
2111 #define SPR_POWER_UMMCR1      (0X30E)
2112 #define SPR_PERFF             (0x30F)
2113 #define SPR_MPC_MD_TW         (0x30F)
2114 #define SPR_UPERF0            (0x310)
2115 #define SPR_POWER_SIER        (0x310)
2116 #define SPR_UPERF1            (0x311)
2117 #define SPR_POWER_MMCR2       (0x311)
2118 #define SPR_UPERF2            (0x312)
2119 #define SPR_POWER_MMCRA       (0X312)
2120 #define SPR_UPERF3            (0x313)
2121 #define SPR_POWER_PMC1        (0X313)
2122 #define SPR_UPERF4            (0x314)
2123 #define SPR_POWER_PMC2        (0X314)
2124 #define SPR_UPERF5            (0x315)
2125 #define SPR_POWER_PMC3        (0X315)
2126 #define SPR_UPERF6            (0x316)
2127 #define SPR_POWER_PMC4        (0X316)
2128 #define SPR_UPERF7            (0x317)
2129 #define SPR_POWER_PMC5        (0X317)
2130 #define SPR_UPERF8            (0x318)
2131 #define SPR_POWER_PMC6        (0X318)
2132 #define SPR_UPERF9            (0x319)
2133 #define SPR_970_PMC7          (0X319)
2134 #define SPR_UPERFA            (0x31A)
2135 #define SPR_970_PMC8          (0X31A)
2136 #define SPR_UPERFB            (0x31B)
2137 #define SPR_POWER_MMCR0       (0X31B)
2138 #define SPR_UPERFC            (0x31C)
2139 #define SPR_POWER_SIAR        (0X31C)
2140 #define SPR_UPERFD            (0x31D)
2141 #define SPR_POWER_SDAR        (0X31D)
2142 #define SPR_UPERFE            (0x31E)
2143 #define SPR_POWER_MMCR1       (0X31E)
2144 #define SPR_UPERFF            (0x31F)
2145 #define SPR_RCPU_MI_RA0       (0x320)
2146 #define SPR_MPC_MI_DBCAM      (0x320)
2147 #define SPR_BESCRS            (0x320)
2148 #define SPR_RCPU_MI_RA1       (0x321)
2149 #define SPR_MPC_MI_DBRAM0     (0x321)
2150 #define SPR_BESCRSU           (0x321)
2151 #define SPR_RCPU_MI_RA2       (0x322)
2152 #define SPR_MPC_MI_DBRAM1     (0x322)
2153 #define SPR_BESCRR            (0x322)
2154 #define SPR_RCPU_MI_RA3       (0x323)
2155 #define SPR_BESCRRU           (0x323)
2156 #define SPR_EBBHR             (0x324)
2157 #define SPR_EBBRR             (0x325)
2158 #define SPR_BESCR             (0x326)
2159 #define SPR_RCPU_L2U_RA0      (0x328)
2160 #define SPR_MPC_MD_DBCAM      (0x328)
2161 #define SPR_RCPU_L2U_RA1      (0x329)
2162 #define SPR_MPC_MD_DBRAM0     (0x329)
2163 #define SPR_RCPU_L2U_RA2      (0x32A)
2164 #define SPR_MPC_MD_DBRAM1     (0x32A)
2165 #define SPR_RCPU_L2U_RA3      (0x32B)
2166 #define SPR_UDEXCR            (0x32C)
2167 #define SPR_TAR               (0x32F)
2168 #define SPR_ASDR              (0x330)
2169 #define SPR_DEXCR             (0x33C)
2170 #define SPR_IC                (0x350)
2171 #define SPR_VTB               (0x351)
2172 #define SPR_LDBAR             (0x352)
2173 #define SPR_MMCRC             (0x353)
2174 #define SPR_PMSR              (0x355)
2175 #define SPR_PSSCR             (0x357)
2176 #define SPR_440_INV0          (0x370)
2177 #define SPR_440_INV1          (0x371)
2178 #define SPR_TRIG1             (0x371)
2179 #define SPR_440_INV2          (0x372)
2180 #define SPR_TRIG2             (0x372)
2181 #define SPR_440_INV3          (0x373)
2182 #define SPR_PMCR              (0x374)
2183 #define SPR_440_ITV0          (0x374)
2184 #define SPR_440_ITV1          (0x375)
2185 #define SPR_RWMR              (0x375)
2186 #define SPR_440_ITV2          (0x376)
2187 #define SPR_440_ITV3          (0x377)
2188 #define SPR_440_CCR1          (0x378)
2189 #define SPR_TACR              (0x378)
2190 #define SPR_TCSCR             (0x379)
2191 #define SPR_CSIGR             (0x37a)
2192 #define SPR_DCRIPR            (0x37B)
2193 #define SPR_POWER_SPMC1       (0x37C)
2194 #define SPR_POWER_SPMC2       (0x37D)
2195 #define SPR_POWER_MMCRS       (0x37E)
2196 #define SPR_WORT              (0x37F)
2197 #define SPR_PPR               (0x380)
2198 #define SPR_PPR32             (0x382)
2199 #define SPR_750_GQR0          (0x390)
2200 #define SPR_440_DNV0          (0x390)
2201 #define SPR_750_GQR1          (0x391)
2202 #define SPR_440_DNV1          (0x391)
2203 #define SPR_750_GQR2          (0x392)
2204 #define SPR_440_DNV2          (0x392)
2205 #define SPR_750_GQR3          (0x393)
2206 #define SPR_440_DNV3          (0x393)
2207 #define SPR_750_GQR4          (0x394)
2208 #define SPR_440_DTV0          (0x394)
2209 #define SPR_750_GQR5          (0x395)
2210 #define SPR_440_DTV1          (0x395)
2211 #define SPR_750_GQR6          (0x396)
2212 #define SPR_440_DTV2          (0x396)
2213 #define SPR_750_GQR7          (0x397)
2214 #define SPR_440_DTV3          (0x397)
2215 #define SPR_750_THRM4         (0x398)
2216 #define SPR_750CL_HID2        (0x398)
2217 #define SPR_440_DVLIM         (0x398)
2218 #define SPR_750_WPAR          (0x399)
2219 #define SPR_440_IVLIM         (0x399)
2220 #define SPR_TSCR              (0x399)
2221 #define SPR_750_DMAU          (0x39A)
2222 #define SPR_POWER_TTR         (0x39A)
2223 #define SPR_750_DMAL          (0x39B)
2224 #define SPR_440_RSTCFG        (0x39B)
2225 #define SPR_BOOKE_DCDBTRL     (0x39C)
2226 #define SPR_BOOKE_DCDBTRH     (0x39D)
2227 #define SPR_BOOKE_ICDBTRL     (0x39E)
2228 #define SPR_BOOKE_ICDBTRH     (0x39F)
2229 #define SPR_74XX_UMMCR2       (0x3A0)
2230 #define SPR_7XX_UPMC5         (0x3A1)
2231 #define SPR_7XX_UPMC6         (0x3A2)
2232 #define SPR_UBAMR             (0x3A7)
2233 #define SPR_7XX_UMMCR0        (0x3A8)
2234 #define SPR_7XX_UPMC1         (0x3A9)
2235 #define SPR_7XX_UPMC2         (0x3AA)
2236 #define SPR_7XX_USIAR         (0x3AB)
2237 #define SPR_7XX_UMMCR1        (0x3AC)
2238 #define SPR_7XX_UPMC3         (0x3AD)
2239 #define SPR_7XX_UPMC4         (0x3AE)
2240 #define SPR_USDA              (0x3AF)
2241 #define SPR_40x_ZPR           (0x3B0)
2242 #define SPR_BOOKE_MAS7        (0x3B0)
2243 #define SPR_74XX_MMCR2        (0x3B0)
2244 #define SPR_7XX_PMC5          (0x3B1)
2245 #define SPR_40x_PID           (0x3B1)
2246 #define SPR_7XX_PMC6          (0x3B2)
2247 #define SPR_440_MMUCR         (0x3B2)
2248 #define SPR_4xx_CCR0          (0x3B3)
2249 #define SPR_BOOKE_EPLC        (0x3B3)
2250 #define SPR_405_IAC3          (0x3B4)
2251 #define SPR_BOOKE_EPSC        (0x3B4)
2252 #define SPR_405_IAC4          (0x3B5)
2253 #define SPR_405_DVC1          (0x3B6)
2254 #define SPR_405_DVC2          (0x3B7)
2255 #define SPR_BAMR              (0x3B7)
2256 #define SPR_7XX_MMCR0         (0x3B8)
2257 #define SPR_7XX_PMC1          (0x3B9)
2258 #define SPR_40x_SGR           (0x3B9)
2259 #define SPR_7XX_PMC2          (0x3BA)
2260 #define SPR_40x_DCWR          (0x3BA)
2261 #define SPR_7XX_SIAR          (0x3BB)
2262 #define SPR_405_SLER          (0x3BB)
2263 #define SPR_7XX_MMCR1         (0x3BC)
2264 #define SPR_405_SU0R          (0x3BC)
2265 #define SPR_401_SKR           (0x3BC)
2266 #define SPR_7XX_PMC3          (0x3BD)
2267 #define SPR_405_DBCR1         (0x3BD)
2268 #define SPR_7XX_PMC4          (0x3BE)
2269 #define SPR_SDA               (0x3BF)
2270 #define SPR_403_VTBL          (0x3CC)
2271 #define SPR_403_VTBU          (0x3CD)
2272 #define SPR_DMISS             (0x3D0)
2273 #define SPR_DCMP              (0x3D1)
2274 #define SPR_HASH1             (0x3D2)
2275 #define SPR_HASH2             (0x3D3)
2276 #define SPR_BOOKE_ICDBDR      (0x3D3)
2277 #define SPR_TLBMISS           (0x3D4)
2278 #define SPR_IMISS             (0x3D4)
2279 #define SPR_40x_ESR           (0x3D4)
2280 #define SPR_PTEHI             (0x3D5)
2281 #define SPR_ICMP              (0x3D5)
2282 #define SPR_40x_DEAR          (0x3D5)
2283 #define SPR_PTELO             (0x3D6)
2284 #define SPR_RPA               (0x3D6)
2285 #define SPR_40x_EVPR          (0x3D6)
2286 #define SPR_L3PM              (0x3D7)
2287 #define SPR_403_CDBCR         (0x3D7)
2288 #define SPR_L3ITCR0           (0x3D8)
2289 #define SPR_TCR               (0x3D8)
2290 #define SPR_40x_TSR           (0x3D8)
2291 #define SPR_IBR               (0x3DA)
2292 #define SPR_40x_TCR           (0x3DA)
2293 #define SPR_ESASRR            (0x3DB)
2294 #define SPR_40x_PIT           (0x3DB)
2295 #define SPR_403_TBL           (0x3DC)
2296 #define SPR_403_TBU           (0x3DD)
2297 #define SPR_SEBR              (0x3DE)
2298 #define SPR_40x_SRR2          (0x3DE)
2299 #define SPR_SER               (0x3DF)
2300 #define SPR_40x_SRR3          (0x3DF)
2301 #define SPR_L3OHCR            (0x3E8)
2302 #define SPR_L3ITCR1           (0x3E9)
2303 #define SPR_L3ITCR2           (0x3EA)
2304 #define SPR_L3ITCR3           (0x3EB)
2305 #define SPR_HID0              (0x3F0)
2306 #define SPR_40x_DBSR          (0x3F0)
2307 #define SPR_HID1              (0x3F1)
2308 #define SPR_IABR              (0x3F2)
2309 #define SPR_40x_DBCR0         (0x3F2)
2310 #define SPR_Exxx_L1CSR0       (0x3F2)
2311 #define SPR_ICTRL             (0x3F3)
2312 #define SPR_HID2              (0x3F3)
2313 #define SPR_750CL_HID4        (0x3F3)
2314 #define SPR_Exxx_L1CSR1       (0x3F3)
2315 #define SPR_440_DBDR          (0x3F3)
2316 #define SPR_LDSTDB            (0x3F4)
2317 #define SPR_750_TDCL          (0x3F4)
2318 #define SPR_40x_IAC1          (0x3F4)
2319 #define SPR_MMUCSR0           (0x3F4)
2320 #define SPR_970_HID4          (0x3F4)
2321 #define SPR_DABR              (0x3F5)
2322 #define DABR_MASK (~(target_ulong)0x7)
2323 #define SPR_Exxx_BUCSR        (0x3F5)
2324 #define SPR_40x_IAC2          (0x3F5)
2325 #define SPR_40x_DAC1          (0x3F6)
2326 #define SPR_MSSCR0            (0x3F6)
2327 #define SPR_970_HID5          (0x3F6)
2328 #define SPR_MSSSR0            (0x3F7)
2329 #define SPR_MSSCR1            (0x3F7)
2330 #define SPR_DABRX             (0x3F7)
2331 #define SPR_40x_DAC2          (0x3F7)
2332 #define SPR_MMUCFG            (0x3F7)
2333 #define SPR_LDSTCR            (0x3F8)
2334 #define SPR_L2PMCR            (0x3F8)
2335 #define SPR_750FX_HID2        (0x3F8)
2336 #define SPR_Exxx_L1FINV0      (0x3F8)
2337 #define SPR_L2CR              (0x3F9)
2338 #define SPR_Exxx_L2CSR0       (0x3F9)
2339 #define SPR_L3CR              (0x3FA)
2340 #define SPR_750_TDCH          (0x3FA)
2341 #define SPR_IABR2             (0x3FA)
2342 #define SPR_40x_DCCR          (0x3FA)
2343 #define SPR_ICTC              (0x3FB)
2344 #define SPR_40x_ICCR          (0x3FB)
2345 #define SPR_THRM1             (0x3FC)
2346 #define SPR_403_PBL1          (0x3FC)
2347 #define SPR_SP                (0x3FD)
2348 #define SPR_THRM2             (0x3FD)
2349 #define SPR_403_PBU1          (0x3FD)
2350 #define SPR_604_HID13         (0x3FD)
2351 #define SPR_LT                (0x3FE)
2352 #define SPR_THRM3             (0x3FE)
2353 #define SPR_RCPU_FPECR        (0x3FE)
2354 #define SPR_403_PBL2          (0x3FE)
2355 #define SPR_PIR               (0x3FF)
2356 #define SPR_403_PBU2          (0x3FF)
2357 #define SPR_604_HID15         (0x3FF)
2358 #define SPR_E500_SVR          (0x3FF)
2359 
2360 /* Disable MAS Interrupt Updates for Hypervisor */
2361 #define EPCR_DMIUH            (1 << 22)
2362 /* Disable Guest TLB Management Instructions */
2363 #define EPCR_DGTMI            (1 << 23)
2364 /* Guest Interrupt Computation Mode */
2365 #define EPCR_GICM             (1 << 24)
2366 /* Interrupt Computation Mode */
2367 #define EPCR_ICM              (1 << 25)
2368 /* Disable Embedded Hypervisor Debug */
2369 #define EPCR_DUVD             (1 << 26)
2370 /* Instruction Storage Interrupt Directed to Guest State */
2371 #define EPCR_ISIGS            (1 << 27)
2372 /* Data Storage Interrupt Directed to Guest State */
2373 #define EPCR_DSIGS            (1 << 28)
2374 /* Instruction TLB Error Interrupt Directed to Guest State */
2375 #define EPCR_ITLBGS           (1 << 29)
2376 /* Data TLB Error Interrupt Directed to Guest State */
2377 #define EPCR_DTLBGS           (1 << 30)
2378 /* External Input Interrupt Directed to Guest State */
2379 #define EPCR_EXTGS            (1 << 31)
2380 
2381 #define   L1CSR0_CPE    0x00010000  /* Data Cache Parity Enable */
2382 #define   L1CSR0_CUL    0x00000400  /* (D-)Cache Unable to Lock */
2383 #define   L1CSR0_DCLFR  0x00000100  /* D-Cache Lock Flash Reset */
2384 #define   L1CSR0_DCFI   0x00000002  /* Data Cache Flash Invalidate */
2385 #define   L1CSR0_DCE    0x00000001  /* Data Cache Enable */
2386 
2387 #define   L1CSR1_CPE    0x00010000  /* Instruction Cache Parity Enable */
2388 #define   L1CSR1_ICUL   0x00000400  /* I-Cache Unable to Lock */
2389 #define   L1CSR1_ICLFR  0x00000100  /* I-Cache Lock Flash Reset */
2390 #define   L1CSR1_ICFI   0x00000002  /* Instruction Cache Flash Invalidate */
2391 #define   L1CSR1_ICE    0x00000001  /* Instruction Cache Enable */
2392 
2393 /* E500 L2CSR0 */
2394 #define E500_L2CSR0_L2FI    (1 << 21)   /* L2 cache flash invalidate */
2395 #define E500_L2CSR0_L2FL    (1 << 11)   /* L2 cache flush */
2396 #define E500_L2CSR0_L2LFC   (1 << 10)   /* L2 cache lock flash clear */
2397 
2398 /* HID0 bits */
2399 #define HID0_DEEPNAP        (1 << 24)           /* pre-2.06 */
2400 #define HID0_DOZE           (1 << 23)           /* pre-2.06 */
2401 #define HID0_NAP            (1 << 22)           /* pre-2.06 */
2402 #define HID0_HILE           PPC_BIT(19) /* POWER8 */
2403 #define HID0_POWER9_HILE    PPC_BIT(4)
2404 #define HID0_ENABLE_ATTN    PPC_BIT(31) /* POWER8 */
2405 #define HID0_POWER9_ENABLE_ATTN PPC_BIT(3)
2406 
2407 /*****************************************************************************/
2408 /* PowerPC Instructions types definitions                                    */
2409 enum {
2410     PPC_NONE           = 0x0000000000000000ULL,
2411     /* PowerPC base instructions set                                         */
2412     PPC_INSNS_BASE     = 0x0000000000000001ULL,
2413     /*   integer operations instructions                                     */
2414 #define PPC_INTEGER PPC_INSNS_BASE
2415     /*   flow control instructions                                           */
2416 #define PPC_FLOW    PPC_INSNS_BASE
2417     /*   virtual memory instructions                                         */
2418 #define PPC_MEM     PPC_INSNS_BASE
2419     /*   ld/st with reservation instructions                                 */
2420 #define PPC_RES     PPC_INSNS_BASE
2421     /*   spr/msr access instructions                                         */
2422 #define PPC_MISC    PPC_INSNS_BASE
2423     /* 64 bits PowerPC instruction set                                       */
2424     PPC_64B            = 0x0000000000000020ULL,
2425     /*   New 64 bits extensions (PowerPC 2.0x)                               */
2426     PPC_64BX           = 0x0000000000000040ULL,
2427     /*   64 bits hypervisor extensions                                       */
2428     PPC_64H            = 0x0000000000000080ULL,
2429     /*   New wait instruction (PowerPC 2.0x)                                 */
2430     PPC_WAIT           = 0x0000000000000100ULL,
2431     /*   Time base mftb instruction                                          */
2432     PPC_MFTB           = 0x0000000000000200ULL,
2433 
2434     /* Fixed-point unit extensions                                           */
2435     /*   isel instruction                                                    */
2436     PPC_ISEL           = 0x0000000000000800ULL,
2437     /*   popcntb instruction                                                 */
2438     PPC_POPCNTB        = 0x0000000000001000ULL,
2439     /*   string load / store                                                 */
2440     PPC_STRING         = 0x0000000000002000ULL,
2441     /*   real mode cache inhibited load / store                              */
2442     PPC_CILDST         = 0x0000000000004000ULL,
2443 
2444     /* Floating-point unit extensions                                        */
2445     /*   Optional floating point instructions                                */
2446     PPC_FLOAT          = 0x0000000000010000ULL,
2447     /* New floating-point extensions (PowerPC 2.0x)                          */
2448     PPC_FLOAT_EXT      = 0x0000000000020000ULL,
2449     PPC_FLOAT_FSQRT    = 0x0000000000040000ULL,
2450     PPC_FLOAT_FRES     = 0x0000000000080000ULL,
2451     PPC_FLOAT_FRSQRTE  = 0x0000000000100000ULL,
2452     PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL,
2453     PPC_FLOAT_FSEL     = 0x0000000000400000ULL,
2454     PPC_FLOAT_STFIWX   = 0x0000000000800000ULL,
2455 
2456     /* Vector/SIMD extensions                                                */
2457     /*   Altivec support                                                     */
2458     PPC_ALTIVEC        = 0x0000000001000000ULL,
2459     /*   PowerPC 2.03 SPE extension                                          */
2460     PPC_SPE            = 0x0000000002000000ULL,
2461     /*   PowerPC 2.03 SPE single-precision floating-point extension          */
2462     PPC_SPE_SINGLE     = 0x0000000004000000ULL,
2463     /*   PowerPC 2.03 SPE double-precision floating-point extension          */
2464     PPC_SPE_DOUBLE     = 0x0000000008000000ULL,
2465 
2466     /* Optional memory control instructions                                  */
2467     PPC_MEM_TLBIA      = 0x0000000010000000ULL,
2468     PPC_MEM_TLBIE      = 0x0000000020000000ULL,
2469     PPC_MEM_TLBSYNC    = 0x0000000040000000ULL,
2470     /*   sync instruction                                                    */
2471     PPC_MEM_SYNC       = 0x0000000080000000ULL,
2472     /*   eieio instruction                                                   */
2473     PPC_MEM_EIEIO      = 0x0000000100000000ULL,
2474 
2475     /* Cache control instructions                                            */
2476     PPC_CACHE          = 0x0000000200000000ULL,
2477     /*   icbi instruction                                                    */
2478     PPC_CACHE_ICBI     = 0x0000000400000000ULL,
2479     /*   dcbz instruction                                                    */
2480     PPC_CACHE_DCBZ     = 0x0000000800000000ULL,
2481     /*   dcba instruction                                                    */
2482     PPC_CACHE_DCBA     = 0x0000002000000000ULL,
2483     /*   Freescale cache locking instructions                                */
2484     PPC_CACHE_LOCK     = 0x0000004000000000ULL,
2485 
2486     /* MMU related extensions                                                */
2487     /*   external control instructions                                       */
2488     PPC_EXTERN         = 0x0000010000000000ULL,
2489     /*   segment register access instructions                                */
2490     PPC_SEGMENT        = 0x0000020000000000ULL,
2491     /*   PowerPC 6xx TLB management instructions                             */
2492     PPC_6xx_TLB        = 0x0000040000000000ULL,
2493     /*   PowerPC 40x TLB management instructions                             */
2494     PPC_40x_TLB        = 0x0000100000000000ULL,
2495     /*   segment register access instructions for PowerPC 64 "bridge"        */
2496     PPC_SEGMENT_64B    = 0x0000200000000000ULL,
2497     /*   SLB management                                                      */
2498     PPC_SLBI           = 0x0000400000000000ULL,
2499 
2500     /* Embedded PowerPC dedicated instructions                               */
2501     PPC_WRTEE          = 0x0001000000000000ULL,
2502     /* PowerPC 40x exception model                                           */
2503     PPC_40x_EXCP       = 0x0002000000000000ULL,
2504     /* PowerPC 405 Mac instructions                                          */
2505     PPC_405_MAC        = 0x0004000000000000ULL,
2506     /* PowerPC 440 specific instructions                                     */
2507     PPC_440_SPEC       = 0x0008000000000000ULL,
2508     /* BookE (embedded) PowerPC specification                                */
2509     PPC_BOOKE          = 0x0010000000000000ULL,
2510     /* mfapidi instruction                                                   */
2511     PPC_MFAPIDI        = 0x0020000000000000ULL,
2512     /* tlbiva instruction                                                    */
2513     PPC_TLBIVA         = 0x0040000000000000ULL,
2514     /* tlbivax instruction                                                   */
2515     PPC_TLBIVAX        = 0x0080000000000000ULL,
2516     /* PowerPC 4xx dedicated instructions                                    */
2517     PPC_4xx_COMMON     = 0x0100000000000000ULL,
2518     /* PowerPC 40x ibct instructions                                         */
2519     PPC_40x_ICBT       = 0x0200000000000000ULL,
2520     /* rfmci is not implemented in all BookE PowerPC                         */
2521     PPC_RFMCI          = 0x0400000000000000ULL,
2522     /* rfdi instruction                                                      */
2523     PPC_RFDI           = 0x0800000000000000ULL,
2524     /* DCR accesses                                                          */
2525     PPC_DCR            = 0x1000000000000000ULL,
2526     /* DCR extended accesse                                                  */
2527     PPC_DCRX           = 0x2000000000000000ULL,
2528     /* popcntw and popcntd instructions                                      */
2529     PPC_POPCNTWD       = 0x8000000000000000ULL,
2530 
2531 #define PPC_TCG_INSNS  (PPC_INSNS_BASE | PPC_64B \
2532                         | PPC_64BX | PPC_64H | PPC_WAIT | PPC_MFTB \
2533                         | PPC_ISEL | PPC_POPCNTB \
2534                         | PPC_STRING | PPC_FLOAT | PPC_FLOAT_EXT \
2535                         | PPC_FLOAT_FSQRT | PPC_FLOAT_FRES \
2536                         | PPC_FLOAT_FRSQRTE | PPC_FLOAT_FRSQRTES \
2537                         | PPC_FLOAT_FSEL | PPC_FLOAT_STFIWX \
2538                         | PPC_ALTIVEC | PPC_SPE | PPC_SPE_SINGLE \
2539                         | PPC_SPE_DOUBLE | PPC_MEM_TLBIA \
2540                         | PPC_MEM_TLBIE | PPC_MEM_TLBSYNC \
2541                         | PPC_MEM_SYNC | PPC_MEM_EIEIO \
2542                         | PPC_CACHE | PPC_CACHE_ICBI \
2543                         | PPC_CACHE_DCBZ \
2544                         | PPC_CACHE_DCBA | PPC_CACHE_LOCK \
2545                         | PPC_EXTERN | PPC_SEGMENT | PPC_6xx_TLB \
2546                         | PPC_40x_TLB | PPC_SEGMENT_64B \
2547                         | PPC_SLBI | PPC_WRTEE | PPC_40x_EXCP \
2548                         | PPC_405_MAC | PPC_440_SPEC | PPC_BOOKE \
2549                         | PPC_MFAPIDI | PPC_TLBIVA | PPC_TLBIVAX \
2550                         | PPC_4xx_COMMON | PPC_40x_ICBT | PPC_RFMCI \
2551                         | PPC_RFDI | PPC_DCR | PPC_DCRX | PPC_POPCNTWD \
2552                         | PPC_CILDST)
2553 
2554     /* extended type values */
2555 
2556     /* BookE 2.06 PowerPC specification                                      */
2557     PPC2_BOOKE206      = 0x0000000000000001ULL,
2558     /* VSX (extensions to Altivec / VMX)                                     */
2559     PPC2_VSX           = 0x0000000000000002ULL,
2560     /* Decimal Floating Point (DFP)                                          */
2561     PPC2_DFP           = 0x0000000000000004ULL,
2562     /* Embedded.Processor Control                                            */
2563     PPC2_PRCNTL        = 0x0000000000000008ULL,
2564     /* Byte-reversed, indexed, double-word load and store                    */
2565     PPC2_DBRX          = 0x0000000000000010ULL,
2566     /* Book I 2.05 PowerPC specification                                     */
2567     PPC2_ISA205        = 0x0000000000000020ULL,
2568     /* VSX additions in ISA 2.07                                             */
2569     PPC2_VSX207        = 0x0000000000000040ULL,
2570     /* ISA 2.06B bpermd                                                      */
2571     PPC2_PERM_ISA206   = 0x0000000000000080ULL,
2572     /* ISA 2.06B divide extended variants                                    */
2573     PPC2_DIVE_ISA206   = 0x0000000000000100ULL,
2574     /* ISA 2.06B larx/stcx. instructions                                     */
2575     PPC2_ATOMIC_ISA206 = 0x0000000000000200ULL,
2576     /* ISA 2.06B floating point integer conversion                           */
2577     PPC2_FP_CVT_ISA206 = 0x0000000000000400ULL,
2578     /* ISA 2.06B floating point test instructions                            */
2579     PPC2_FP_TST_ISA206 = 0x0000000000000800ULL,
2580     /* ISA 2.07 bctar instruction                                            */
2581     PPC2_BCTAR_ISA207  = 0x0000000000001000ULL,
2582     /* ISA 2.07 load/store quadword                                          */
2583     PPC2_LSQ_ISA207    = 0x0000000000002000ULL,
2584     /* ISA 2.07 Altivec                                                      */
2585     PPC2_ALTIVEC_207   = 0x0000000000004000ULL,
2586     /* PowerISA 2.07 Book3s specification                                    */
2587     PPC2_ISA207S       = 0x0000000000008000ULL,
2588     /* Double precision floating point conversion for signed integer 64      */
2589     PPC2_FP_CVT_S64    = 0x0000000000010000ULL,
2590     /* Transactional Memory (ISA 2.07, Book II)                              */
2591     PPC2_TM            = 0x0000000000020000ULL,
2592     /* Server PM instructgions (ISA 2.06, Book III)                          */
2593     PPC2_PM_ISA206     = 0x0000000000040000ULL,
2594     /* POWER ISA 3.0                                                         */
2595     PPC2_ISA300        = 0x0000000000080000ULL,
2596     /* POWER ISA 3.1                                                         */
2597     PPC2_ISA310        = 0x0000000000100000ULL,
2598     /*   lwsync instruction                                                  */
2599     PPC2_MEM_LWSYNC    = 0x0000000000200000ULL,
2600     /* ISA 2.06 BCD assist instructions                                      */
2601     PPC2_BCDA_ISA206   = 0x0000000000400000ULL,
2602     /* PPE42 instructions                                                    */
2603     PPC2_PPE42         = 0x0000000000800000ULL,
2604     /* PPE42X instructions                                                   */
2605     PPC2_PPE42X        = 0x0000000001000000ULL,
2606     /* PPE42XM instructions                                                  */
2607     PPC2_PPE42XM       = 0x0000000002000000ULL,
2608 
2609 #define PPC_TCG_INSNS2 (PPC2_BOOKE206 | PPC2_VSX | PPC2_PRCNTL | PPC2_DBRX | \
2610                         PPC2_ISA205 | PPC2_VSX207 | PPC2_PERM_ISA206 | \
2611                         PPC2_DIVE_ISA206 | PPC2_ATOMIC_ISA206 | \
2612                         PPC2_FP_CVT_ISA206 | PPC2_FP_TST_ISA206 | \
2613                         PPC2_BCTAR_ISA207 | PPC2_LSQ_ISA207 | \
2614                         PPC2_ALTIVEC_207 | PPC2_ISA207S | PPC2_DFP | \
2615                         PPC2_FP_CVT_S64 | PPC2_TM | PPC2_PM_ISA206 | \
2616                         PPC2_ISA300 | PPC2_ISA310 | PPC2_MEM_LWSYNC | \
2617                         PPC2_BCDA_ISA206 | PPC2_PPE42 | PPC2_PPE42X | \
2618                         PPC2_PPE42XM)
2619 };
2620 
2621 /*****************************************************************************/
2622 /*
2623  * Memory access type :
2624  * may be needed for precise access rights control and precise exceptions.
2625  */
2626 enum {
2627     /* Type of instruction that generated the access */
2628     ACCESS_CODE  = 0x10, /* Code fetch access                */
2629     ACCESS_INT   = 0x20, /* Integer load/store access        */
2630     ACCESS_FLOAT = 0x30, /* floating point load/store access */
2631     ACCESS_RES   = 0x40, /* load/store with reservation      */
2632     ACCESS_EXT   = 0x50, /* external access                  */
2633     ACCESS_CACHE = 0x60, /* Cache manipulation               */
2634 };
2635 
2636 /*
2637  * Hardware interrupt sources:
2638  *   all those exception can be raised simulteaneously
2639  */
2640 /* Input pins definitions */
2641 enum {
2642     /* 6xx bus input pins */
2643     PPC6xx_INPUT_HRESET     = 0,
2644     PPC6xx_INPUT_SRESET     = 1,
2645     PPC6xx_INPUT_CKSTP_IN   = 2,
2646     PPC6xx_INPUT_MCP        = 3,
2647     PPC6xx_INPUT_SMI        = 4,
2648     PPC6xx_INPUT_INT        = 5,
2649     PPC6xx_INPUT_TBEN       = 6,
2650     PPC6xx_INPUT_WAKEUP     = 7,
2651     PPC6xx_INPUT_NB,
2652 };
2653 
2654 enum {
2655     /* Embedded PowerPC input pins */
2656     PPCBookE_INPUT_HRESET     = 0,
2657     PPCBookE_INPUT_SRESET     = 1,
2658     PPCBookE_INPUT_CKSTP_IN   = 2,
2659     PPCBookE_INPUT_MCP        = 3,
2660     PPCBookE_INPUT_SMI        = 4,
2661     PPCBookE_INPUT_INT        = 5,
2662     PPCBookE_INPUT_CINT       = 6,
2663     PPCBookE_INPUT_NB,
2664 };
2665 
2666 enum {
2667     /* PowerPC E500 input pins */
2668     PPCE500_INPUT_RESET_CORE = 0,
2669     PPCE500_INPUT_MCK        = 1,
2670     PPCE500_INPUT_CINT       = 3,
2671     PPCE500_INPUT_INT        = 4,
2672     PPCE500_INPUT_DEBUG      = 6,
2673     PPCE500_INPUT_NB,
2674 };
2675 
2676 enum {
2677     /* PowerPC 40x input pins */
2678     PPC40x_INPUT_RESET_CORE = 0,
2679     PPC40x_INPUT_RESET_CHIP = 1,
2680     PPC40x_INPUT_RESET_SYS  = 2,
2681     PPC40x_INPUT_CINT       = 3,
2682     PPC40x_INPUT_INT        = 4,
2683     PPC40x_INPUT_HALT       = 5,
2684     PPC40x_INPUT_DEBUG      = 6,
2685     PPC40x_INPUT_NB,
2686 };
2687 
2688 enum {
2689     /* RCPU input pins */
2690     PPCRCPU_INPUT_PORESET   = 0,
2691     PPCRCPU_INPUT_HRESET    = 1,
2692     PPCRCPU_INPUT_SRESET    = 2,
2693     PPCRCPU_INPUT_IRQ0      = 3,
2694     PPCRCPU_INPUT_IRQ1      = 4,
2695     PPCRCPU_INPUT_IRQ2      = 5,
2696     PPCRCPU_INPUT_IRQ3      = 6,
2697     PPCRCPU_INPUT_IRQ4      = 7,
2698     PPCRCPU_INPUT_IRQ5      = 8,
2699     PPCRCPU_INPUT_IRQ6      = 9,
2700     PPCRCPU_INPUT_IRQ7      = 10,
2701     PPCRCPU_INPUT_NB,
2702 };
2703 
2704 #if defined(TARGET_PPC64)
2705 enum {
2706     /* PowerPC 970 input pins */
2707     PPC970_INPUT_HRESET     = 0,
2708     PPC970_INPUT_SRESET     = 1,
2709     PPC970_INPUT_CKSTP      = 2,
2710     PPC970_INPUT_TBEN       = 3,
2711     PPC970_INPUT_MCP        = 4,
2712     PPC970_INPUT_INT        = 5,
2713     PPC970_INPUT_THINT      = 6,
2714     PPC970_INPUT_NB,
2715 };
2716 
2717 enum {
2718     /* POWER7 input pins */
2719     POWER7_INPUT_INT        = 0,
2720     /*
2721      * POWER7 probably has other inputs, but we don't care about them
2722      * for any existing machine.  We can wire these up when we need
2723      * them
2724      */
2725     POWER7_INPUT_NB,
2726 };
2727 
2728 enum {
2729     /* POWER9 input pins */
2730     POWER9_INPUT_INT        = 0,
2731     POWER9_INPUT_HINT       = 1,
2732     POWER9_INPUT_NB,
2733 };
2734 #endif
2735 
2736 /* Hardware exceptions definitions */
2737 enum {
2738     /* External hardware exception sources */
2739     PPC_INTERRUPT_RESET     = 0x00001,  /* Reset exception                    */
2740     PPC_INTERRUPT_WAKEUP    = 0x00002,  /* Wakeup exception                   */
2741     PPC_INTERRUPT_MCK       = 0x00004,  /* Machine check exception            */
2742     PPC_INTERRUPT_EXT       = 0x00008,  /* External interrupt                 */
2743     PPC_INTERRUPT_SMI       = 0x00010,  /* System management interrupt        */
2744     PPC_INTERRUPT_CEXT      = 0x00020,  /* Critical external interrupt        */
2745     PPC_INTERRUPT_DEBUG     = 0x00040,  /* External debug exception           */
2746     PPC_INTERRUPT_THERM     = 0x00080,  /* Thermal exception                  */
2747     /* Internal hardware exception sources */
2748     PPC_INTERRUPT_DECR      = 0x00100, /* Decrementer exception               */
2749     PPC_INTERRUPT_HDECR     = 0x00200, /* Hypervisor decrementer exception    */
2750     PPC_INTERRUPT_PIT       = 0x00400, /* Programmable interval timer int.    */
2751     PPC_INTERRUPT_FIT       = 0x00800, /* Fixed interval timer interrupt      */
2752     PPC_INTERRUPT_WDT       = 0x01000, /* Watchdog timer interrupt            */
2753     PPC_INTERRUPT_CDOORBELL = 0x02000, /* Critical doorbell interrupt         */
2754     PPC_INTERRUPT_DOORBELL  = 0x04000, /* Doorbell interrupt                  */
2755     PPC_INTERRUPT_PERFM     = 0x08000, /* Performance monitor interrupt       */
2756     PPC_INTERRUPT_HMI       = 0x10000, /* Hypervisor Maintenance interrupt    */
2757     PPC_INTERRUPT_HDOORBELL = 0x20000, /* Hypervisor Doorbell interrupt       */
2758     PPC_INTERRUPT_HVIRT     = 0x40000, /* Hypervisor virtualization interrupt */
2759     PPC_INTERRUPT_EBB       = 0x80000, /* Event-based Branch exception        */
2760 };
2761 
2762 /* Processor Compatibility mask (PCR) */
2763 enum {
2764     PCR_COMPAT_2_05     = PPC_BIT(62),
2765     PCR_COMPAT_2_06     = PPC_BIT(61),
2766     PCR_COMPAT_2_07     = PPC_BIT(60),
2767     PCR_COMPAT_3_00     = PPC_BIT(59),
2768     PCR_COMPAT_3_10     = PPC_BIT(58),
2769     PCR_VEC_DIS         = PPC_BIT(0), /* Vec. disable (bit NA since POWER8) */
2770     PCR_VSX_DIS         = PPC_BIT(1), /* VSX disable (bit NA since POWER8) */
2771     PCR_TM_DIS          = PPC_BIT(2), /* Trans. memory disable (POWER8) */
2772 };
2773 
2774 /* HMER/HMEER */
2775 enum {
2776     HMER_MALFUNCTION_ALERT      = PPC_BIT(0),
2777     HMER_PROC_RECV_DONE         = PPC_BIT(2),
2778     HMER_PROC_RECV_ERROR_MASKED = PPC_BIT(3),
2779     HMER_TFAC_ERROR             = PPC_BIT(4),
2780     HMER_TFMR_PARITY_ERROR      = PPC_BIT(5),
2781     HMER_XSCOM_FAIL             = PPC_BIT(8),
2782     HMER_XSCOM_DONE             = PPC_BIT(9),
2783     HMER_PROC_RECV_AGAIN        = PPC_BIT(11),
2784     HMER_WARN_RISE              = PPC_BIT(14),
2785     HMER_WARN_FALL              = PPC_BIT(15),
2786     HMER_SCOM_FIR_HMI           = PPC_BIT(16),
2787     HMER_TRIG_FIR_HMI           = PPC_BIT(17),
2788     HMER_HYP_RESOURCE_ERR       = PPC_BIT(20),
2789     HMER_XSCOM_STATUS_MASK      = PPC_BITMASK(21, 23),
2790 };
2791 
2792 /* TFMR */
2793 enum {
2794     TFMR_CONTROL_MASK           = PPC_BITMASK(0, 24),
2795     TFMR_MASK_HMI               = PPC_BIT(10),
2796     TFMR_TB_ECLIPZ              = PPC_BIT(14),
2797     TFMR_LOAD_TOD_MOD           = PPC_BIT(16),
2798     TFMR_MOVE_CHIP_TOD_TO_TB    = PPC_BIT(18),
2799     TFMR_CLEAR_TB_ERRORS        = PPC_BIT(24),
2800     TFMR_STATUS_MASK            = PPC_BITMASK(25, 63),
2801     TFMR_TBST_ENCODED           = PPC_BITMASK(28, 31), /* TBST = TB State */
2802     TFMR_TBST_LAST              = PPC_BITMASK(32, 35), /* Previous TBST */
2803     TFMR_TB_ENABLED             = PPC_BIT(40),
2804     TFMR_TB_VALID               = PPC_BIT(41),
2805     TFMR_TB_SYNC_OCCURED        = PPC_BIT(42),
2806     TFMR_FIRMWARE_CONTROL_ERROR = PPC_BIT(46),
2807 };
2808 
2809 /* TFMR TBST (Time Base State Machine). */
2810 enum {
2811     TBST_RESET                  = 0x0,
2812     TBST_SEND_TOD_MOD           = 0x1,
2813     TBST_NOT_SET                = 0x2,
2814     TBST_SYNC_WAIT              = 0x6,
2815     TBST_GET_TOD                = 0x7,
2816     TBST_TB_RUNNING             = 0x8,
2817     TBST_TB_ERROR               = 0x9,
2818 };
2819 
2820 /*****************************************************************************/
2821 
2822 #define is_isa300(ctx) (!!(ctx->insns_flags2 & PPC2_ISA300))
2823 target_ulong cpu_read_xer(const CPUPPCState *env);
2824 void cpu_write_xer(CPUPPCState *env, target_ulong xer);
2825 
2826 /*
2827  * All 64-bit server processors compliant with arch 2.x, ie. 970 and newer,
2828  * have PPC_SEGMENT_64B.
2829  */
2830 #define is_book3s_arch2x(ctx) (!!((ctx)->insns_flags & PPC_SEGMENT_64B))
2831 
2832 G_NORETURN void raise_exception_err_ra(CPUPPCState *env, uint32_t exception,
2833                                        uint32_t error_code, uintptr_t raddr);
2834 
2835 /* PERFM EBB helper*/
2836 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
2837 void raise_ebb_perfm_exception(CPUPPCState *env);
2838 #endif
2839 
2840 #if !defined(CONFIG_USER_ONLY)
2841 static inline int booke206_tlbm_id(CPUPPCState *env, ppcmas_tlb_t *tlbm)
2842 {
2843     uintptr_t tlbml = (uintptr_t)tlbm;
2844     uintptr_t tlbl = (uintptr_t)env->tlb.tlbm;
2845 
2846     return (tlbml - tlbl) / sizeof(env->tlb.tlbm[0]);
2847 }
2848 
2849 static inline int booke206_tlb_size(CPUPPCState *env, int tlbn)
2850 {
2851     uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
2852     int r = tlbncfg & TLBnCFG_N_ENTRY;
2853     return r;
2854 }
2855 
2856 static inline int booke206_tlb_ways(CPUPPCState *env, int tlbn)
2857 {
2858     uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
2859     int r = tlbncfg >> TLBnCFG_ASSOC_SHIFT;
2860     return r;
2861 }
2862 
2863 static inline int booke206_tlbm_to_tlbn(CPUPPCState *env, ppcmas_tlb_t *tlbm)
2864 {
2865     int id = booke206_tlbm_id(env, tlbm);
2866     int end = 0;
2867     int i;
2868 
2869     for (i = 0; i < BOOKE206_MAX_TLBN; i++) {
2870         end += booke206_tlb_size(env, i);
2871         if (id < end) {
2872             return i;
2873         }
2874     }
2875 
2876     cpu_abort(env_cpu(env), "Unknown TLBe: %d\n", id);
2877     return 0;
2878 }
2879 
2880 static inline int booke206_tlbm_to_way(CPUPPCState *env, ppcmas_tlb_t *tlb)
2881 {
2882     int tlbn = booke206_tlbm_to_tlbn(env, tlb);
2883     int tlbid = booke206_tlbm_id(env, tlb);
2884     return tlbid & (booke206_tlb_ways(env, tlbn) - 1);
2885 }
2886 
2887 static inline ppcmas_tlb_t *booke206_get_tlbm(CPUPPCState *env, const int tlbn,
2888                                               target_ulong ea, int way)
2889 {
2890     int r;
2891     uint32_t ways = booke206_tlb_ways(env, tlbn);
2892     int ways_bits = ctz32(ways);
2893     int tlb_bits = ctz32(booke206_tlb_size(env, tlbn));
2894     int i;
2895 
2896     way &= ways - 1;
2897     ea >>= MAS2_EPN_SHIFT;
2898     ea &= (1 << (tlb_bits - ways_bits)) - 1;
2899     r = (ea << ways_bits) | way;
2900 
2901     if (r >= booke206_tlb_size(env, tlbn)) {
2902         return NULL;
2903     }
2904 
2905     /* bump up to tlbn index */
2906     for (i = 0; i < tlbn; i++) {
2907         r += booke206_tlb_size(env, i);
2908     }
2909 
2910     return &env->tlb.tlbm[r];
2911 }
2912 
2913 /* returns bitmap of supported page sizes for a given TLB */
2914 static inline uint32_t booke206_tlbnps(CPUPPCState *env, const int tlbn)
2915 {
2916     uint32_t ret = 0;
2917 
2918     if ((env->spr[SPR_MMUCFG] & MMUCFG_MAVN) == MMUCFG_MAVN_V2) {
2919         /* MAV2 */
2920         ret = env->spr[SPR_BOOKE_TLB0PS + tlbn];
2921     } else {
2922         uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
2923         uint32_t min = (tlbncfg & TLBnCFG_MINSIZE) >> TLBnCFG_MINSIZE_SHIFT;
2924         uint32_t max = (tlbncfg & TLBnCFG_MAXSIZE) >> TLBnCFG_MAXSIZE_SHIFT;
2925         int i;
2926         for (i = min; i <= max; i++) {
2927             ret |= (1 << (i << 1));
2928         }
2929     }
2930 
2931     return ret;
2932 }
2933 
2934 static inline void booke206_fixed_size_tlbn(CPUPPCState *env, const int tlbn,
2935                                             ppcmas_tlb_t *tlb)
2936 {
2937     uint8_t i;
2938     int32_t tsize = -1;
2939 
2940     for (i = 0; i < 32; i++) {
2941         if ((env->spr[SPR_BOOKE_TLB0PS + tlbn]) & (1ULL << i)) {
2942             if (tsize == -1) {
2943                 tsize = i;
2944             } else {
2945                 return;
2946             }
2947         }
2948     }
2949 
2950     /* TLBnPS unimplemented? Odd.. */
2951     assert(tsize != -1);
2952     tlb->mas1 &= ~MAS1_TSIZE_MASK;
2953     tlb->mas1 |= ((uint32_t)tsize) << MAS1_TSIZE_SHIFT;
2954 }
2955 
2956 static inline bool ppc_is_split_tlb(PowerPCCPU *cpu)
2957 {
2958     return cpu->env.tlb_type == TLB_6XX;
2959 }
2960 #endif
2961 
2962 static inline bool msr_is_64bit(CPUPPCState *env, target_ulong msr)
2963 {
2964     if (env->mmu_model == POWERPC_MMU_BOOKE206) {
2965         return msr & (1ULL << MSR_CM);
2966     }
2967 
2968     return msr & (1ULL << MSR_SF);
2969 }
2970 
2971 /**
2972  * Check whether register rx is in the range between start and
2973  * start + nregs (as needed by the LSWX and LSWI instructions)
2974  */
2975 static inline bool lsw_reg_in_range(int start, int nregs, int rx)
2976 {
2977     return (start + nregs <= 32 && rx >= start && rx < start + nregs) ||
2978            (start + nregs > 32 && (rx >= start || rx < start + nregs - 32));
2979 }
2980 
2981 /* Accessors for FP, VMX and VSX registers */
2982 #if HOST_BIG_ENDIAN
2983 #define VsrB(i) u8[i]
2984 #define VsrSB(i) s8[i]
2985 #define VsrH(i) u16[i]
2986 #define VsrSH(i) s16[i]
2987 #define VsrW(i) u32[i]
2988 #define VsrSW(i) s32[i]
2989 #define VsrD(i) u64[i]
2990 #define VsrSD(i) s64[i]
2991 #define VsrHF(i) f16[i]
2992 #define VsrSF(i) f32[i]
2993 #define VsrDF(i) f64[i]
2994 #else
2995 #define VsrB(i) u8[15 - (i)]
2996 #define VsrSB(i) s8[15 - (i)]
2997 #define VsrH(i) u16[7 - (i)]
2998 #define VsrSH(i) s16[7 - (i)]
2999 #define VsrW(i) u32[3 - (i)]
3000 #define VsrSW(i) s32[3 - (i)]
3001 #define VsrD(i) u64[1 - (i)]
3002 #define VsrSD(i) s64[1 - (i)]
3003 #define VsrHF(i) f16[7 - (i)]
3004 #define VsrSF(i) f32[3 - (i)]
3005 #define VsrDF(i) f64[1 - (i)]
3006 #endif
3007 
3008 static inline int vsr64_offset(int i, bool high)
3009 {
3010     return offsetof(CPUPPCState, vsr[i].VsrD(high ? 0 : 1));
3011 }
3012 
3013 static inline int vsr_full_offset(int i)
3014 {
3015     return offsetof(CPUPPCState, vsr[i].u64[0]);
3016 }
3017 
3018 static inline int acc_full_offset(int i)
3019 {
3020     return vsr_full_offset(i * 4);
3021 }
3022 
3023 static inline int fpr_offset(int i)
3024 {
3025     return vsr64_offset(i, true);
3026 }
3027 
3028 static inline uint64_t *cpu_fpr_ptr(CPUPPCState *env, int i)
3029 {
3030     return (uint64_t *)((uintptr_t)env + fpr_offset(i));
3031 }
3032 
3033 static inline uint64_t *cpu_vsrl_ptr(CPUPPCState *env, int i)
3034 {
3035     return (uint64_t *)((uintptr_t)env + vsr64_offset(i, false));
3036 }
3037 
3038 static inline long avr64_offset(int i, bool high)
3039 {
3040     return vsr64_offset(i + 32, high);
3041 }
3042 
3043 static inline int avr_full_offset(int i)
3044 {
3045     return vsr_full_offset(i + 32);
3046 }
3047 
3048 static inline ppc_avr_t *cpu_avr_ptr(CPUPPCState *env, int i)
3049 {
3050     return (ppc_avr_t *)((uintptr_t)env + avr_full_offset(i));
3051 }
3052 
3053 static inline bool ppc_has_spr(PowerPCCPU *cpu, int spr)
3054 {
3055     /* We can test whether the SPR is defined by checking for a valid name */
3056     return cpu->env.spr_cb[spr].name != NULL;
3057 }
3058 
3059 #if !defined(CONFIG_USER_ONLY)
3060 /* Sort out endianness of interrupt. Depends on the CPU, HV mode, etc. */
3061 static inline bool ppc_interrupts_little_endian(PowerPCCPU *cpu, bool hv)
3062 {
3063     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
3064     CPUPPCState *env = &cpu->env;
3065     bool ile;
3066 
3067     if (hv && env->has_hv_mode) {
3068         if (is_isa300(pcc)) {
3069             ile = !!(env->spr[SPR_HID0] & HID0_POWER9_HILE);
3070         } else {
3071             ile = !!(env->spr[SPR_HID0] & HID0_HILE);
3072         }
3073 
3074     } else if (pcc->lpcr_mask & LPCR_ILE) {
3075         ile = !!(env->spr[SPR_LPCR] & LPCR_ILE);
3076     } else {
3077         ile = FIELD_EX64(env->msr, MSR, ILE);
3078     }
3079 
3080     return ile;
3081 }
3082 #endif
3083 
3084 void dump_mmu(CPUPPCState *env);
3085 
3086 void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len);
3087 void ppc_store_vscr(CPUPPCState *env, uint32_t vscr);
3088 uint32_t ppc_get_vscr(CPUPPCState *env);
3089 void ppc_set_cr(CPUPPCState *env, uint64_t cr);
3090 uint64_t ppc_get_cr(const CPUPPCState *env);
3091 
3092 /*****************************************************************************/
3093 /* Power management enable checks                                            */
3094 static inline int check_pow_none(CPUPPCState *env)
3095 {
3096     return 0;
3097 }
3098 
3099 static inline int check_pow_nocheck(CPUPPCState *env)
3100 {
3101     return 1;
3102 }
3103 
3104 /* attn enable check                                                         */
3105 static inline int check_attn_none(CPUPPCState *env)
3106 {
3107     return 0;
3108 }
3109 
3110 /*****************************************************************************/
3111 /* PowerPC implementations definitions                                       */
3112 
3113 #define POWERPC_FAMILY(_name)                                               \
3114     static void                                                             \
3115     glue(glue(ppc_, _name), _cpu_family_class_init)(ObjectClass *,          \
3116                                                     const void *);          \
3117                                                                             \
3118     static const TypeInfo                                                   \
3119     glue(glue(ppc_, _name), _cpu_family_type_info) = {                      \
3120         .name = stringify(_name) "-family-" TYPE_POWERPC_CPU,               \
3121         .parent = TYPE_POWERPC_CPU,                                         \
3122         .abstract = true,                                                   \
3123         .class_init = glue(glue(ppc_, _name), _cpu_family_class_init),      \
3124     };                                                                      \
3125                                                                             \
3126     static void glue(glue(ppc_, _name), _cpu_family_register_types)(void)   \
3127     {                                                                       \
3128         type_register_static(                                               \
3129             &glue(glue(ppc_, _name), _cpu_family_type_info));               \
3130     }                                                                       \
3131                                                                             \
3132     type_init(glue(glue(ppc_, _name), _cpu_family_register_types))          \
3133                                                                             \
3134     static void glue(glue(ppc_, _name), _cpu_family_class_init)
3135 
3136 
3137 #endif /* PPC_CPU_H */
3138