1 #if !defined(__HW_SPAPR_H__) 2 #define __HW_SPAPR_H__ 3 4 #include "sysemu/dma.h" 5 #include "hw/ppc/xics.h" 6 7 struct VIOsPAPRBus; 8 struct sPAPRPHBState; 9 struct sPAPRNVRAM; 10 11 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL 12 13 typedef struct sPAPREnvironment { 14 struct VIOsPAPRBus *vio_bus; 15 QLIST_HEAD(, sPAPRPHBState) phbs; 16 hwaddr msi_win_addr; 17 MemoryRegion msiwindow; 18 struct sPAPRNVRAM *nvram; 19 XICSState *icp; 20 21 hwaddr ram_limit; 22 void *htab; 23 uint32_t htab_shift; 24 hwaddr rma_size; 25 int vrma_adjust; 26 hwaddr fdt_addr, rtas_addr; 27 long rtas_size; 28 void *fdt_skel; 29 target_ulong entry_point; 30 uint32_t next_irq; 31 uint64_t rtc_offset; 32 struct PPCTimebase tb; 33 bool has_graphics; 34 35 uint32_t epow_irq; 36 Notifier epow_notifier; 37 38 /* Migration state */ 39 int htab_save_index; 40 bool htab_first_pass; 41 int htab_fd; 42 } sPAPREnvironment; 43 44 #define H_SUCCESS 0 45 #define H_BUSY 1 /* Hardware busy -- retry later */ 46 #define H_CLOSED 2 /* Resource closed */ 47 #define H_NOT_AVAILABLE 3 48 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 49 #define H_PARTIAL 5 50 #define H_IN_PROGRESS 14 /* Kind of like busy */ 51 #define H_PAGE_REGISTERED 15 52 #define H_PARTIAL_STORE 16 53 #define H_PENDING 17 /* returned from H_POLL_PENDING */ 54 #define H_CONTINUE 18 /* Returned from H_Join on success */ 55 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 56 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 57 is a good time to retry */ 58 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 59 is a good time to retry */ 60 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 61 is a good time to retry */ 62 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 63 is a good time to retry */ 64 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 65 is a good time to retry */ 66 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 67 is a good time to retry */ 68 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 69 #define H_HARDWARE -1 /* Hardware error */ 70 #define H_FUNCTION -2 /* Function not supported */ 71 #define H_PRIVILEGE -3 /* Caller not privileged */ 72 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 73 #define H_BAD_MODE -5 /* Illegal msr value */ 74 #define H_PTEG_FULL -6 /* PTEG is full */ 75 #define H_NOT_FOUND -7 /* PTE was not found" */ 76 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 77 #define H_NO_MEM -9 78 #define H_AUTHORITY -10 79 #define H_PERMISSION -11 80 #define H_DROPPED -12 81 #define H_SOURCE_PARM -13 82 #define H_DEST_PARM -14 83 #define H_REMOTE_PARM -15 84 #define H_RESOURCE -16 85 #define H_ADAPTER_PARM -17 86 #define H_RH_PARM -18 87 #define H_RCQ_PARM -19 88 #define H_SCQ_PARM -20 89 #define H_EQ_PARM -21 90 #define H_RT_PARM -22 91 #define H_ST_PARM -23 92 #define H_SIGT_PARM -24 93 #define H_TOKEN_PARM -25 94 #define H_MLENGTH_PARM -27 95 #define H_MEM_PARM -28 96 #define H_MEM_ACCESS_PARM -29 97 #define H_ATTR_PARM -30 98 #define H_PORT_PARM -31 99 #define H_MCG_PARM -32 100 #define H_VL_PARM -33 101 #define H_TSIZE_PARM -34 102 #define H_TRACE_PARM -35 103 104 #define H_MASK_PARM -37 105 #define H_MCG_FULL -38 106 #define H_ALIAS_EXIST -39 107 #define H_P_COUNTER -40 108 #define H_TABLE_FULL -41 109 #define H_ALT_TABLE -42 110 #define H_MR_CONDITION -43 111 #define H_NOT_ENOUGH_RESOURCES -44 112 #define H_R_STATE -45 113 #define H_RESCINDEND -46 114 #define H_P2 -55 115 #define H_P3 -56 116 #define H_P4 -57 117 #define H_P5 -58 118 #define H_P6 -59 119 #define H_P7 -60 120 #define H_P8 -61 121 #define H_P9 -62 122 #define H_UNSUPPORTED_FLAG -256 123 #define H_MULTI_THREADS_ACTIVE -9005 124 125 126 /* Long Busy is a condition that can be returned by the firmware 127 * when a call cannot be completed now, but the identical call 128 * should be retried later. This prevents calls blocking in the 129 * firmware for long periods of time. Annoyingly the firmware can return 130 * a range of return codes, hinting at how long we should wait before 131 * retrying. If you don't care for the hint, the macro below is a good 132 * way to check for the long_busy return codes 133 */ 134 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 135 && (x <= H_LONG_BUSY_END_RANGE)) 136 137 /* Flags */ 138 #define H_LARGE_PAGE (1ULL<<(63-16)) 139 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 140 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 141 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */ 142 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28)) 143 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30))) 144 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 145 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31))) 146 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 147 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */ 148 #define H_ANDCOND (1ULL<<(63-33)) 149 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 150 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 151 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 152 #define H_COPY_PAGE (1ULL<<(63-49)) 153 #define H_N (1ULL<<(63-61)) 154 #define H_PP1 (1ULL<<(63-62)) 155 #define H_PP2 (1ULL<<(63-63)) 156 157 /* Values for 2nd argument to H_SET_MODE */ 158 #define H_SET_MODE_RESOURCE_SET_CIABR 1 159 #define H_SET_MODE_RESOURCE_SET_DAWR 2 160 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 161 #define H_SET_MODE_RESOURCE_LE 4 162 163 /* Flags for H_SET_MODE_RESOURCE_LE */ 164 #define H_SET_MODE_ENDIAN_BIG 0 165 #define H_SET_MODE_ENDIAN_LITTLE 1 166 167 /* Flags for H_SET_MODE_RESOURCE_ADDR_TRANS_MODE */ 168 #define H_SET_MODE_ADDR_TRANS_NONE 0 169 #define H_SET_MODE_ADDR_TRANS_0001_8000 2 170 #define H_SET_MODE_ADDR_TRANS_C000_0000_0000_4000 3 171 172 /* VASI States */ 173 #define H_VASI_INVALID 0 174 #define H_VASI_ENABLED 1 175 #define H_VASI_ABORTED 2 176 #define H_VASI_SUSPENDING 3 177 #define H_VASI_SUSPENDED 4 178 #define H_VASI_RESUMED 5 179 #define H_VASI_COMPLETED 6 180 181 /* DABRX flags */ 182 #define H_DABRX_HYPERVISOR (1ULL<<(63-61)) 183 #define H_DABRX_KERNEL (1ULL<<(63-62)) 184 #define H_DABRX_USER (1ULL<<(63-63)) 185 186 /* Each control block has to be on a 4K boundary */ 187 #define H_CB_ALIGNMENT 4096 188 189 /* pSeries hypervisor opcodes */ 190 #define H_REMOVE 0x04 191 #define H_ENTER 0x08 192 #define H_READ 0x0c 193 #define H_CLEAR_MOD 0x10 194 #define H_CLEAR_REF 0x14 195 #define H_PROTECT 0x18 196 #define H_GET_TCE 0x1c 197 #define H_PUT_TCE 0x20 198 #define H_SET_SPRG0 0x24 199 #define H_SET_DABR 0x28 200 #define H_PAGE_INIT 0x2c 201 #define H_SET_ASR 0x30 202 #define H_ASR_ON 0x34 203 #define H_ASR_OFF 0x38 204 #define H_LOGICAL_CI_LOAD 0x3c 205 #define H_LOGICAL_CI_STORE 0x40 206 #define H_LOGICAL_CACHE_LOAD 0x44 207 #define H_LOGICAL_CACHE_STORE 0x48 208 #define H_LOGICAL_ICBI 0x4c 209 #define H_LOGICAL_DCBF 0x50 210 #define H_GET_TERM_CHAR 0x54 211 #define H_PUT_TERM_CHAR 0x58 212 #define H_REAL_TO_LOGICAL 0x5c 213 #define H_HYPERVISOR_DATA 0x60 214 #define H_EOI 0x64 215 #define H_CPPR 0x68 216 #define H_IPI 0x6c 217 #define H_IPOLL 0x70 218 #define H_XIRR 0x74 219 #define H_PERFMON 0x7c 220 #define H_MIGRATE_DMA 0x78 221 #define H_REGISTER_VPA 0xDC 222 #define H_CEDE 0xE0 223 #define H_CONFER 0xE4 224 #define H_PROD 0xE8 225 #define H_GET_PPP 0xEC 226 #define H_SET_PPP 0xF0 227 #define H_PURR 0xF4 228 #define H_PIC 0xF8 229 #define H_REG_CRQ 0xFC 230 #define H_FREE_CRQ 0x100 231 #define H_VIO_SIGNAL 0x104 232 #define H_SEND_CRQ 0x108 233 #define H_COPY_RDMA 0x110 234 #define H_REGISTER_LOGICAL_LAN 0x114 235 #define H_FREE_LOGICAL_LAN 0x118 236 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C 237 #define H_SEND_LOGICAL_LAN 0x120 238 #define H_BULK_REMOVE 0x124 239 #define H_MULTICAST_CTRL 0x130 240 #define H_SET_XDABR 0x134 241 #define H_STUFF_TCE 0x138 242 #define H_PUT_TCE_INDIRECT 0x13C 243 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C 244 #define H_VTERM_PARTNER_INFO 0x150 245 #define H_REGISTER_VTERM 0x154 246 #define H_FREE_VTERM 0x158 247 #define H_RESET_EVENTS 0x15C 248 #define H_ALLOC_RESOURCE 0x160 249 #define H_FREE_RESOURCE 0x164 250 #define H_MODIFY_QP 0x168 251 #define H_QUERY_QP 0x16C 252 #define H_REREGISTER_PMR 0x170 253 #define H_REGISTER_SMR 0x174 254 #define H_QUERY_MR 0x178 255 #define H_QUERY_MW 0x17C 256 #define H_QUERY_HCA 0x180 257 #define H_QUERY_PORT 0x184 258 #define H_MODIFY_PORT 0x188 259 #define H_DEFINE_AQP1 0x18C 260 #define H_GET_TRACE_BUFFER 0x190 261 #define H_DEFINE_AQP0 0x194 262 #define H_RESIZE_MR 0x198 263 #define H_ATTACH_MCQP 0x19C 264 #define H_DETACH_MCQP 0x1A0 265 #define H_CREATE_RPT 0x1A4 266 #define H_REMOVE_RPT 0x1A8 267 #define H_REGISTER_RPAGES 0x1AC 268 #define H_DISABLE_AND_GETC 0x1B0 269 #define H_ERROR_DATA 0x1B4 270 #define H_GET_HCA_INFO 0x1B8 271 #define H_GET_PERF_COUNT 0x1BC 272 #define H_MANAGE_TRACE 0x1C0 273 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 274 #define H_QUERY_INT_STATE 0x1E4 275 #define H_POLL_PENDING 0x1D8 276 #define H_ILLAN_ATTRIBUTES 0x244 277 #define H_MODIFY_HEA_QP 0x250 278 #define H_QUERY_HEA_QP 0x254 279 #define H_QUERY_HEA 0x258 280 #define H_QUERY_HEA_PORT 0x25C 281 #define H_MODIFY_HEA_PORT 0x260 282 #define H_REG_BCMC 0x264 283 #define H_DEREG_BCMC 0x268 284 #define H_REGISTER_HEA_RPAGES 0x26C 285 #define H_DISABLE_AND_GET_HEA 0x270 286 #define H_GET_HEA_INFO 0x274 287 #define H_ALLOC_HEA_RESOURCE 0x278 288 #define H_ADD_CONN 0x284 289 #define H_DEL_CONN 0x288 290 #define H_JOIN 0x298 291 #define H_VASI_STATE 0x2A4 292 #define H_ENABLE_CRQ 0x2B0 293 #define H_GET_EM_PARMS 0x2B8 294 #define H_SET_MPP 0x2D0 295 #define H_GET_MPP 0x2D4 296 #define H_XIRR_X 0x2FC 297 #define H_SET_MODE 0x31C 298 #define MAX_HCALL_OPCODE H_SET_MODE 299 300 /* The hcalls above are standardized in PAPR and implemented by pHyp 301 * as well. 302 * 303 * We also need some hcalls which are specific to qemu / KVM-on-POWER. 304 * So far we just need one for H_RTAS, but in future we'll need more 305 * for extensions like virtio. We put those into the 0xf000-0xfffc 306 * range which is reserved by PAPR for "platform-specific" hcalls. 307 */ 308 #define KVMPPC_HCALL_BASE 0xf000 309 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 310 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1) 311 /* Client Architecture support */ 312 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2) 313 #define KVMPPC_HCALL_MAX KVMPPC_H_CAS 314 315 extern sPAPREnvironment *spapr; 316 317 typedef struct sPAPRDeviceTreeUpdateHeader { 318 uint32_t version_id; 319 } sPAPRDeviceTreeUpdateHeader; 320 321 /*#define DEBUG_SPAPR_HCALLS*/ 322 323 #ifdef DEBUG_SPAPR_HCALLS 324 #define hcall_dprintf(fmt, ...) \ 325 do { fprintf(stderr, "%s: " fmt, __func__, ## __VA_ARGS__); } while (0) 326 #else 327 #define hcall_dprintf(fmt, ...) \ 328 do { } while (0) 329 #endif 330 331 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr, 332 target_ulong opcode, 333 target_ulong *args); 334 335 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn); 336 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 337 target_ulong *args); 338 339 int spapr_allocate_irq(int hint, bool lsi); 340 int spapr_allocate_irq_block(int num, bool lsi, bool msi); 341 342 static inline int spapr_allocate_msi(int hint) 343 { 344 return spapr_allocate_irq(hint, false); 345 } 346 347 static inline int spapr_allocate_lsi(int hint) 348 { 349 return spapr_allocate_irq(hint, true); 350 } 351 352 /* RTAS return codes */ 353 #define RTAS_OUT_SUCCESS 0 354 #define RTAS_OUT_NO_ERRORS_FOUND 1 355 #define RTAS_OUT_HW_ERROR -1 356 #define RTAS_OUT_BUSY -2 357 #define RTAS_OUT_PARAM_ERROR -3 358 #define RTAS_OUT_NOT_SUPPORTED -3 359 #define RTAS_OUT_NOT_AUTHORIZED -9002 360 361 static inline uint64_t ppc64_phys_to_real(uint64_t addr) 362 { 363 return addr & ~0xF000000000000000ULL; 364 } 365 366 static inline uint32_t rtas_ld(target_ulong phys, int n) 367 { 368 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n)); 369 } 370 371 static inline void rtas_st(target_ulong phys, int n, uint32_t val) 372 { 373 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val); 374 } 375 376 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr, 377 uint32_t token, 378 uint32_t nargs, target_ulong args, 379 uint32_t nret, target_ulong rets); 380 int spapr_rtas_register(const char *name, spapr_rtas_fn fn); 381 target_ulong spapr_rtas_call(PowerPCCPU *cpu, sPAPREnvironment *spapr, 382 uint32_t token, uint32_t nargs, target_ulong args, 383 uint32_t nret, target_ulong rets); 384 int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr, 385 hwaddr rtas_size); 386 387 #define SPAPR_TCE_PAGE_SHIFT 12 388 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT) 389 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1) 390 391 #define SPAPR_VIO_BASE_LIOBN 0x00000000 392 #define SPAPR_PCI_BASE_LIOBN 0x80000000 393 394 #define RTAS_ERROR_LOG_MAX 2048 395 396 typedef struct sPAPRTCETable sPAPRTCETable; 397 398 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table" 399 #define SPAPR_TCE_TABLE(obj) \ 400 OBJECT_CHECK(sPAPRTCETable, (obj), TYPE_SPAPR_TCE_TABLE) 401 402 struct sPAPRTCETable { 403 DeviceState parent; 404 uint32_t liobn; 405 uint32_t nb_table; 406 uint64_t bus_offset; 407 uint32_t page_shift; 408 uint64_t *table; 409 bool bypass; 410 int fd; 411 MemoryRegion iommu; 412 QLIST_ENTRY(sPAPRTCETable) list; 413 }; 414 415 void spapr_events_init(sPAPREnvironment *spapr); 416 void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq); 417 int spapr_h_cas_compose_response(target_ulong addr, target_ulong size); 418 sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn, 419 uint64_t bus_offset, 420 uint32_t page_shift, 421 uint32_t nb_table); 422 MemoryRegion *spapr_tce_get_iommu(sPAPRTCETable *tcet); 423 void spapr_tce_set_bypass(sPAPRTCETable *tcet, bool bypass); 424 int spapr_dma_dt(void *fdt, int node_off, const char *propname, 425 uint32_t liobn, uint64_t window, uint32_t size); 426 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, 427 sPAPRTCETable *tcet); 428 429 #endif /* !defined (__HW_SPAPR_H__) */ 430