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