1 #ifndef __PARISC_PATPDC_H 2 #define __PARISC_PATPDC_H 3 4 /* 5 * This file is subject to the terms and conditions of the GNU General Public 6 * License. See the file "COPYING" in the main directory of this archive 7 * for more details. 8 * 9 * Copyright 2000 (c) Hewlett Packard (Paul Bame <bame()spam.parisc-linux.org>) 10 * Copyright 2000,2004 (c) Grant Grundler <grundler()nahspam.parisc-linux.org> 11 */ 12 13 14 #define PDC_PAT_CELL 64L /* Interface for gaining and 15 * manipulatin g cell state within PD */ 16 #define PDC_PAT_CELL_GET_NUMBER 0L /* Return Cell number */ 17 #define PDC_PAT_CELL_GET_INFO 1L /* Returns info about Cell */ 18 #define PDC_PAT_CELL_MODULE 2L /* Returns info about Module */ 19 #define PDC_PAT_CELL_SET_ATTENTION 9L /* Set Cell Attention indicator */ 20 #define PDC_PAT_CELL_NUMBER_TO_LOC 10L /* Cell Number -> Location */ 21 #define PDC_PAT_CELL_WALK_FABRIC 11L /* Walk the Fabric */ 22 #define PDC_PAT_CELL_GET_RDT_SIZE 12L /* Return Route Distance Table Sizes */ 23 #define PDC_PAT_CELL_GET_RDT 13L /* Return Route Distance Tables */ 24 #define PDC_PAT_CELL_GET_LOCAL_PDH_SZ 14L /* Read Local PDH Buffer Size */ 25 #define PDC_PAT_CELL_SET_LOCAL_PDH 15L /* Write Local PDH Buffer */ 26 #define PDC_PAT_CELL_GET_REMOTE_PDH_SZ 16L /* Return Remote PDH Buffer Size */ 27 #define PDC_PAT_CELL_GET_REMOTE_PDH 17L /* Read Remote PDH Buffer */ 28 #define PDC_PAT_CELL_GET_DBG_INFO 128L /* Return DBG Buffer Info */ 29 #define PDC_PAT_CELL_CHANGE_ALIAS 129L /* Change Non-Equivalent Alias Chacking */ 30 31 32 /* 33 ** Arg to PDC_PAT_CELL_MODULE memaddr[4] 34 ** 35 ** Addresses on the Merced Bus != all Runway Bus addresses. 36 ** This is intended for programming SBA/LBA chips range registers. 37 */ 38 #define IO_VIEW 0UL 39 #define PA_VIEW 1UL 40 41 /* PDC_PAT_CELL_MODULE entity type values */ 42 #define PAT_ENTITY_CA 0 /* central agent */ 43 #define PAT_ENTITY_PROC 1 /* processor */ 44 #define PAT_ENTITY_MEM 2 /* memory controller */ 45 #define PAT_ENTITY_SBA 3 /* system bus adapter */ 46 #define PAT_ENTITY_LBA 4 /* local bus adapter */ 47 #define PAT_ENTITY_PBC 5 /* processor bus converter */ 48 #define PAT_ENTITY_XBC 6 /* crossbar fabric connect */ 49 #define PAT_ENTITY_RC 7 /* fabric interconnect */ 50 51 /* PDC_PAT_CELL_MODULE address range type values */ 52 #define PAT_PBNUM 0 /* PCI Bus Number */ 53 #define PAT_LMMIO 1 /* < 4G MMIO Space */ 54 #define PAT_GMMIO 2 /* > 4G MMIO Space */ 55 #define PAT_NPIOP 3 /* Non Postable I/O Port Space */ 56 #define PAT_PIOP 4 /* Postable I/O Port Space */ 57 #define PAT_AHPA 5 /* Addional HPA Space */ 58 #define PAT_UFO 6 /* HPA Space (UFO for Mariposa) */ 59 #define PAT_GNIP 7 /* GNI Reserved Space */ 60 61 62 63 /* PDC PAT CHASSIS LOG -- Platform logging & forward progress functions */ 64 65 #define PDC_PAT_CHASSIS_LOG 65L 66 #define PDC_PAT_CHASSIS_WRITE_LOG 0L /* Write Log Entry */ 67 #define PDC_PAT_CHASSIS_READ_LOG 1L /* Read Log Entry */ 68 69 70 /* PDC PAT COMPLEX */ 71 72 #define PDC_PAT_COMPLEX 66L 73 74 /* PDC PAT CPU -- CPU configuration within the protection domain */ 75 76 #define PDC_PAT_CPU 67L 77 #define PDC_PAT_CPU_INFO 0L /* Return CPU config info */ 78 #define PDC_PAT_CPU_DELETE 1L /* Delete CPU */ 79 #define PDC_PAT_CPU_ADD 2L /* Add CPU */ 80 #define PDC_PAT_CPU_GET_NUMBER 3L /* Return CPU Number */ 81 #define PDC_PAT_CPU_GET_HPA 4L /* Return CPU HPA */ 82 #define PDC_PAT_CPU_STOP 5L /* Stop CPU */ 83 #define PDC_PAT_CPU_RENDEZVOUS 6L /* Rendezvous CPU */ 84 #define PDC_PAT_CPU_GET_CLOCK_INFO 7L /* Return CPU Clock info */ 85 #define PDC_PAT_CPU_GET_RENDEZVOUS_STATE 8L /* Return Rendezvous State */ 86 #define PDC_PAT_CPU_GET_PDC_ENTRYPOINT 11L /* Return PDC Entry point */ 87 #define PDC_PAT_CPU_PLUNGE_FABRIC 128L /* Plunge Fabric */ 88 #define PDC_PAT_CPU_UPDATE_CACHE_CLEANSING 129L /* Manipulate Cache 89 * Cleansing Mode */ 90 /* PDC PAT EVENT -- Platform Events */ 91 92 #define PDC_PAT_EVENT 68L 93 #define PDC_PAT_EVENT_GET_CAPS 0L /* Get Capabilities */ 94 #define PDC_PAT_EVENT_SET_MODE 1L /* Set Notification Mode */ 95 #define PDC_PAT_EVENT_SCAN 2L /* Scan Event */ 96 #define PDC_PAT_EVENT_HANDLE 3L /* Handle Event */ 97 #define PDC_PAT_EVENT_GET_NB_CALL 4L /* Get Non-Blocking call Args */ 98 99 /* PDC PAT HPMC -- Cause processor to go into spin loop, and wait 100 * for wake up from Monarch Processor. 101 */ 102 103 #define PDC_PAT_HPMC 70L 104 #define PDC_PAT_HPMC_RENDEZ_CPU 0L /* go into spin loop */ 105 #define PDC_PAT_HPMC_SET_PARAMS 1L /* Allows OS to specify intr which PDC 106 * will use to interrupt OS during 107 * machine check rendezvous */ 108 109 /* parameters for PDC_PAT_HPMC_SET_PARAMS: */ 110 #define HPMC_SET_PARAMS_INTR 1L /* Rendezvous Interrupt */ 111 #define HPMC_SET_PARAMS_WAKE 2L /* Wake up processor */ 112 113 114 /* PDC PAT IO -- On-line services for I/O modules */ 115 116 #define PDC_PAT_IO 71L 117 #define PDC_PAT_IO_GET_SLOT_STATUS 5L /* Get Slot Status Info*/ 118 #define PDC_PAT_IO_GET_LOC_FROM_HARDWARE 6L /* Get Physical Location from */ 119 /* Hardware Path */ 120 #define PDC_PAT_IO_GET_HARDWARE_FROM_LOC 7L /* Get Hardware Path from 121 * Physical Location */ 122 #define PDC_PAT_IO_GET_PCI_CONFIG_FROM_HW 11L /* Get PCI Configuration 123 * Address from Hardware Path */ 124 #define PDC_PAT_IO_GET_HW_FROM_PCI_CONFIG 12L /* Get Hardware Path 125 * from PCI Configuration Address */ 126 #define PDC_PAT_IO_READ_HOST_BRIDGE_INFO 13L /* Read Host Bridge State Info */ 127 #define PDC_PAT_IO_CLEAR_HOST_BRIDGE_INFO 14L /* Clear Host Bridge State Info*/ 128 #define PDC_PAT_IO_GET_PCI_ROUTING_TABLE_SIZE 15L /* Get PCI INT Routing Table 129 * Size */ 130 #define PDC_PAT_IO_GET_PCI_ROUTING_TABLE 16L /* Get PCI INT Routing Table */ 131 #define PDC_PAT_IO_GET_HINT_TABLE_SIZE 17L /* Get Hint Table Size */ 132 #define PDC_PAT_IO_GET_HINT_TABLE 18L /* Get Hint Table */ 133 #define PDC_PAT_IO_PCI_CONFIG_READ 19L /* PCI Config Read */ 134 #define PDC_PAT_IO_PCI_CONFIG_WRITE 20L /* PCI Config Write */ 135 #define PDC_PAT_IO_GET_NUM_IO_SLOTS 21L /* Get Number of I/O Bay Slots in 136 * Cabinet */ 137 #define PDC_PAT_IO_GET_LOC_IO_SLOTS 22L /* Get Physical Location of I/O */ 138 /* Bay Slots in Cabinet */ 139 #define PDC_PAT_IO_BAY_STATUS_INFO 28L /* Get I/O Bay Slot Status Info */ 140 #define PDC_PAT_IO_GET_PROC_VIEW 29L /* Get Processor view of IO address */ 141 #define PDC_PAT_IO_PROG_SBA_DIR_RANGE 30L /* Program directed range */ 142 143 144 /* PDC PAT MEM -- Manage memory page deallocation */ 145 146 #define PDC_PAT_MEM 72L 147 #define PDC_PAT_MEM_PD_INFO 0L /* Return PDT info for PD */ 148 #define PDC_PAT_MEM_PD_CLEAR 1L /* Clear PDT for PD */ 149 #define PDC_PAT_MEM_PD_READ 2L /* Read PDT entries for PD */ 150 #define PDC_PAT_MEM_PD_RESET 3L /* Reset clear bit for PD */ 151 #define PDC_PAT_MEM_CELL_INFO 5L /* Return PDT info For Cell */ 152 #define PDC_PAT_MEM_CELL_CLEAR 6L /* Clear PDT For Cell */ 153 #define PDC_PAT_MEM_CELL_READ 7L /* Read PDT entries For Cell */ 154 #define PDC_PAT_MEM_CELL_RESET 8L /* Reset clear bit For Cell */ 155 #define PDC_PAT_MEM_SETGM 9L /* Set Good Memory value */ 156 #define PDC_PAT_MEM_ADD_PAGE 10L /* ADDs a page to the cell */ 157 #define PDC_PAT_MEM_ADDRESS 11L /* Get Physical Location From */ 158 /* Memory Address */ 159 #define PDC_PAT_MEM_GET_TXT_SIZE 12L /* Get Formatted Text Size */ 160 #define PDC_PAT_MEM_GET_PD_TXT 13L /* Get PD Formatted Text */ 161 #define PDC_PAT_MEM_GET_CELL_TXT 14L /* Get Cell Formatted Text */ 162 #define PDC_PAT_MEM_RD_STATE_INFO 15L /* Read Mem Module State Info*/ 163 #define PDC_PAT_MEM_CLR_STATE_INFO 16L /*Clear Mem Module State Info*/ 164 #define PDC_PAT_MEM_CLEAN_RANGE 128L /*Clean Mem in specific range*/ 165 #define PDC_PAT_MEM_GET_TBL_SIZE 131L /* Get Memory Table Size */ 166 #define PDC_PAT_MEM_GET_TBL 132L /* Get Memory Table */ 167 168 169 /* PDC PAT NVOLATILE -- Access Non-Volatile Memory */ 170 171 #define PDC_PAT_NVOLATILE 73L 172 #define PDC_PAT_NVOLATILE_READ 0L /* Read Non-Volatile Memory */ 173 #define PDC_PAT_NVOLATILE_WRITE 1L /* Write Non-Volatile Memory */ 174 #define PDC_PAT_NVOLATILE_GET_SIZE 2L /* Return size of NVM */ 175 #define PDC_PAT_NVOLATILE_VERIFY 3L /* Verify contents of NVM */ 176 #define PDC_PAT_NVOLATILE_INIT 4L /* Initialize NVM */ 177 178 /* PDC PAT PD */ 179 #define PDC_PAT_PD 74L /* Protection Domain Info */ 180 #define PDC_PAT_PD_GET_ADDR_MAP 0L /* Get Address Map */ 181 #define PDC_PAT_PD_GET_PDC_INTERF_REV 1L /* Get PDC Interface Revisions */ 182 183 #define PDC_PAT_CAPABILITY_BIT_PDC_SERIALIZE (1UL << 0) 184 #define PDC_PAT_CAPABILITY_BIT_PDC_POLLING (1UL << 1) 185 #define PDC_PAT_CAPABILITY_BIT_PDC_NBC (1UL << 2) /* non-blocking calls */ 186 #define PDC_PAT_CAPABILITY_BIT_PDC_UFO (1UL << 3) 187 #define PDC_PAT_CAPABILITY_BIT_PDC_IODC_32 (1UL << 4) 188 #define PDC_PAT_CAPABILITY_BIT_PDC_IODC_64 (1UL << 5) 189 #define PDC_PAT_CAPABILITY_BIT_PDC_HPMC_RENDEZ (1UL << 6) 190 #define PDC_PAT_CAPABILITY_BIT_SIMULTANEOUS_PTLB (1UL << 7) 191 192 /* PDC_PAT_PD_GET_ADDR_MAP entry types */ 193 #define PAT_MEMORY_DESCRIPTOR 1 194 195 /* PDC_PAT_PD_GET_ADDR_MAP memory types */ 196 #define PAT_MEMTYPE_MEMORY 0 197 #define PAT_MEMTYPE_FIRMWARE 4 198 199 /* PDC_PAT_PD_GET_ADDR_MAP memory usage */ 200 #define PAT_MEMUSE_GENERAL 0 201 #define PAT_MEMUSE_GI 128 202 #define PAT_MEMUSE_GNI 129 203 204 /* PDC PAT REGISTER TOC */ 205 #define PDC_PAT_REGISTER_TOC 75L 206 #define PDC_PAT_TOC_REGISTER_VECTOR 0L /* Register TOC Vector */ 207 #define PDC_PAT_TOC_READ_VECTOR 1L /* Read TOC Vector */ 208 209 /* PDC PAT SYSTEM_INFO */ 210 #define PDC_PAT_SYSTEM_INFO 76L 211 /* PDC_PAT_SYSTEM_INFO uses the same options as PDC_SYSTEM_INFO function. */ 212 213 #ifndef __ASSEMBLY__ 214 #include <linux/types.h> 215 216 #ifdef CONFIG_64BIT 217 #define is_pdc_pat() (PDC_TYPE_PAT == pdc_type) 218 extern int pdc_pat_get_irt_size(unsigned long *num_entries, unsigned long cell_num); 219 extern int pdc_pat_get_irt(void *r_addr, unsigned long cell_num); 220 #else /* ! CONFIG_64BIT */ 221 /* No PAT support for 32-bit kernels...sorry */ 222 #define is_pdc_pat() (0) 223 #define pdc_pat_get_irt_size(num_entries, cell_numn) PDC_BAD_PROC 224 #define pdc_pat_get_irt(r_addr, cell_num) PDC_BAD_PROC 225 #endif /* ! CONFIG_64BIT */ 226 227 228 struct pdc_pat_cell_num { 229 unsigned long cell_num; 230 unsigned long cell_loc; 231 }; 232 233 struct pdc_pat_cpu_num { 234 unsigned long cpu_num; 235 unsigned long cpu_loc; 236 }; 237 238 struct pdc_pat_mem_retinfo { /* PDC_PAT_MEM/PDC_PAT_MEM_PD_INFO (return info) */ 239 unsigned int ke; /* bit 0: memory inside good memory? */ 240 unsigned int current_pdt_entries:16; 241 unsigned int max_pdt_entries:16; 242 unsigned long Cs_bitmap; 243 unsigned long Ic_bitmap; 244 unsigned long good_mem; 245 unsigned long first_dbe_loc; /* first location of double bit error */ 246 unsigned long clear_time; /* last PDT clear time (since Jan 1970) */ 247 }; 248 249 struct pdc_pat_mem_cell_pdt_retinfo { /* PDC_PAT_MEM/PDC_PAT_MEM_CELL_INFO */ 250 u64 reserved:32; 251 u64 cs:1; /* clear status: cleared since the last call? */ 252 u64 current_pdt_entries:15; 253 u64 ic:1; /* interleaving had to be changed ? */ 254 u64 max_pdt_entries:15; 255 unsigned long good_mem; 256 unsigned long first_dbe_loc; /* first location of double bit error */ 257 unsigned long clear_time; /* last PDT clear time (since Jan 1970) */ 258 }; 259 260 261 struct pdc_pat_mem_read_pd_retinfo { /* PDC_PAT_MEM/PDC_PAT_MEM_PD_READ */ 262 unsigned long actual_count_bytes; 263 unsigned long pdt_entries; 264 }; 265 266 struct pdc_pat_mem_phys_mem_location { /* PDC_PAT_MEM/PDC_PAT_MEM_ADDRESS */ 267 u64 cabinet:8; 268 u64 ign1:8; 269 u64 ign2:8; 270 u64 cell_slot:8; 271 u64 ign3:8; 272 u64 dimm_slot:8; /* DIMM slot, e.g. 0x1A, 0x2B, show user hex value! */ 273 u64 ign4:8; 274 u64 source:4; /* for mem: always 0x07 */ 275 u64 source_detail:4; /* for mem: always 0x04 (SIMM or DIMM) */ 276 }; 277 278 struct pdc_pat_pd_addr_map_entry { 279 unsigned char entry_type; /* 1 = Memory Descriptor Entry Type */ 280 unsigned char reserve1[5]; 281 unsigned char memory_type; 282 unsigned char memory_usage; 283 unsigned long paddr; 284 unsigned int pages; /* Length in 4K pages */ 285 unsigned int reserve2; 286 unsigned long cell_map; 287 }; 288 289 /******************************************************************** 290 * PDC_PAT_CELL[Return Cell Module] memaddr[0] conf_base_addr 291 * ---------------------------------------------------------- 292 * Bit 0 to 51 - conf_base_addr 293 * Bit 52 to 62 - reserved 294 * Bit 63 - endianess bit 295 ********************************************************************/ 296 #define PAT_GET_CBA(value) ((value) & 0xfffffffffffff000UL) 297 298 /******************************************************************** 299 * PDC_PAT_CELL[Return Cell Module] memaddr[1] mod_info 300 * ---------------------------------------------------- 301 * Bit 0 to 7 - entity type 302 * 0 = central agent, 1 = processor, 303 * 2 = memory controller, 3 = system bus adapter, 304 * 4 = local bus adapter, 5 = processor bus converter, 305 * 6 = crossbar fabric connect, 7 = fabric interconnect, 306 * 8 to 254 reserved, 255 = unknown. 307 * Bit 8 to 15 - DVI 308 * Bit 16 to 23 - IOC functions 309 * Bit 24 to 39 - reserved 310 * Bit 40 to 63 - mod_pages 311 * number of 4K pages a module occupies starting at conf_base_addr 312 ********************************************************************/ 313 #define PAT_GET_ENTITY(value) (((value) >> 56) & 0xffUL) 314 #define PAT_GET_DVI(value) (((value) >> 48) & 0xffUL) 315 #define PAT_GET_IOC(value) (((value) >> 40) & 0xffUL) 316 #define PAT_GET_MOD_PAGES(value) ((value) & 0xffffffUL) 317 318 319 /* 320 ** PDC_PAT_CELL_GET_INFO return block 321 */ 322 typedef struct pdc_pat_cell_info_rtn_block { 323 unsigned long pdc_rev; 324 unsigned long capabilities; /* see PDC_PAT_CAPABILITY_BIT_* */ 325 unsigned long reserved0[2]; 326 unsigned long cell_info; /* 0x20 */ 327 unsigned long cell_phys_location; 328 unsigned long cpu_info; 329 unsigned long cpu_speed; 330 unsigned long io_chassis_phys_location; 331 unsigned long cell_io_information; 332 unsigned long reserved1[2]; 333 unsigned long io_slot_info_size; /* 0x60 */ 334 struct { 335 unsigned long header, info0, info1; 336 unsigned long phys_loc, hw_path; 337 } io_slot[16]; 338 unsigned long cell_mem_size; /* 0x2e8 */ 339 unsigned long cell_dimm_info_size; 340 unsigned long dimm_info[16]; 341 unsigned long fabric_info_size; /* 0x3f8 */ 342 struct { /* 0x380 */ 343 unsigned long fabric_info_xbc_port; 344 unsigned long rc_attached_to_xbc; 345 } xbc[8*4]; 346 } pdc_pat_cell_info_rtn_block_t; 347 348 349 /* FIXME: mod[508] should really be a union of the various mod components */ 350 struct pdc_pat_cell_mod_maddr_block { /* PDC_PAT_CELL_MODULE */ 351 unsigned long cba; /* func 0 cfg space address */ 352 unsigned long mod_info; /* module information */ 353 unsigned long mod_location; /* physical location of the module */ 354 struct hardware_path mod_path; /* module path (device path - layers) */ 355 unsigned long mod[508]; /* PAT cell module components */ 356 } __attribute__((aligned(8))) ; 357 358 typedef struct pdc_pat_cell_mod_maddr_block pdc_pat_cell_mod_maddr_block_t; 359 360 extern int pdc_pat_get_PDC_entrypoint(unsigned long *pdc_entry); 361 extern int pdc_pat_chassis_send_log(unsigned long status, unsigned long data); 362 extern int pdc_pat_cell_get_number(struct pdc_pat_cell_num *cell_info); 363 extern int pdc_pat_cell_info(struct pdc_pat_cell_info_rtn_block *info, 364 unsigned long *actcnt, unsigned long offset, 365 unsigned long cell_number); 366 extern int pdc_pat_cell_module(unsigned long *actcnt, unsigned long ploc, 367 unsigned long mod, unsigned long view_type, void *mem_addr); 368 extern int pdc_pat_cell_num_to_loc(void *, unsigned long); 369 370 extern int pdc_pat_cpu_get_number(struct pdc_pat_cpu_num *cpu_info, unsigned long hpa); 371 372 extern int pdc_pat_pd_get_addr_map(unsigned long *actual_len, void *mem_addr, 373 unsigned long count, unsigned long offset); 374 extern int pdc_pat_pd_get_pdc_revisions(unsigned long *legacy_rev, 375 unsigned long *pat_rev, unsigned long *pdc_cap); 376 377 extern int pdc_pat_io_pci_cfg_read(unsigned long pci_addr, int pci_size, u32 *val); 378 extern int pdc_pat_io_pci_cfg_write(unsigned long pci_addr, int pci_size, u32 val); 379 380 extern int pdc_pat_mem_pdt_info(struct pdc_pat_mem_retinfo *rinfo); 381 extern int pdc_pat_mem_pdt_cell_info(struct pdc_pat_mem_cell_pdt_retinfo *rinfo, 382 unsigned long cell); 383 extern int pdc_pat_mem_read_cell_pdt(struct pdc_pat_mem_read_pd_retinfo *pret, 384 unsigned long *pdt_entries_ptr, unsigned long max_entries); 385 extern int pdc_pat_mem_read_pd_pdt(struct pdc_pat_mem_read_pd_retinfo *pret, 386 unsigned long *pdt_entries_ptr, unsigned long count, 387 unsigned long offset); 388 extern int pdc_pat_mem_get_dimm_phys_location( 389 struct pdc_pat_mem_phys_mem_location *pret, 390 unsigned long phys_addr); 391 392 #endif /* __ASSEMBLY__ */ 393 394 #endif /* ! __PARISC_PATPDC_H */ 395