include/asm-parisc/pdc.h

   1 #ifndef _PARISC_PDC_H
   2 #define _PARISC_PDC_H
   3
   4 #include <linux/config.h>
   5
   6 /*
   7  *      PDC return values ...
   8  *      All PDC calls return a subset of these errors.
   9  */
  10
  11 #define PDC_WARN                  3     /* Call completed with a warning */
  12 #define PDC_REQ_ERR_1             2     /* See above                     */
  13 #define PDC_REQ_ERR_0             1     /* Call would generate a requestor error */
  14 #define PDC_OK                    0     /* Call completed successfully  */
  15 #define PDC_BAD_PROC             -1     /* Called non-existent procedure*/
  16 #define PDC_BAD_OPTION           -2     /* Called with non-existent option */
  17 #define PDC_ERROR                -3     /* Call could not complete without an error */
  18 #define PDC_NE_MOD               -5     /* Module not found             */
  19 #define PDC_NE_CELL_MOD          -7     /* Cell module not found        */
  20 #define PDC_INVALID_ARG         -10     /* Called with an invalid argument */
  21 #define PDC_BUS_POW_WARN        -12     /* Call could not complete in allowed power budget */
  22 #define PDC_NOT_NARROW          -17     /* Narrow mode not supported    */
  23
  24
  25 /*
  26  *      PDC entry points...
  27  */
  28
  29 #define PDC_POW_FAIL    1               /* perform a power-fail         */
  30 #define PDC_POW_FAIL_PREPARE    0       /* prepare for powerfail        */
  31
  32 #define PDC_CHASSIS     2               /* PDC-chassis functions        */
  33 #define PDC_CHASSIS_DISP        0       /* update chassis display       */
  34 #define PDC_CHASSIS_WARN        1       /* return chassis warnings      */
  35 #define PDC_CHASSIS_DISPWARN    2       /* update&return chassis status */
  36 #define PDC_RETURN_CHASSIS_INFO 128     /* HVERSION dependent: return chassis LED/LCD info  */
  37
  38 #define PDC_PIM         3               /* Get PIM data                 */
  39 #define PDC_PIM_HPMC            0       /* Transfer HPMC data           */
  40 #define PDC_PIM_RETURN_SIZE     1       /* Get Max buffer needed for PIM*/
  41 #define PDC_PIM_LPMC            2       /* Transfer HPMC data           */
  42 #define PDC_PIM_SOFT_BOOT       3       /* Transfer Soft Boot data      */
  43 #define PDC_PIM_TOC             4       /* Transfer TOC data            */
  44
  45 #define PDC_MODEL       4               /* PDC model information call   */
  46 #define PDC_MODEL_INFO          0       /* returns information          */
  47 #define PDC_MODEL_BOOTID        1       /* set the BOOT_ID              */
  48 #define PDC_MODEL_VERSIONS      2       /* returns cpu-internal versions*/
  49 #define PDC_MODEL_SYSMODEL      3       /* return system model info     */
  50 #define PDC_MODEL_ENSPEC        4       /* enable specific option       */
  51 #define PDC_MODEL_DISPEC        5       /* disable specific option      */
  52 #define PDC_MODEL_CPU_ID        6       /* returns cpu-id (only newer machines!) */
  53 #define PDC_MODEL_CAPABILITIES  7       /* returns OS32/OS64-flags      */
  54 #define PDC_MODEL_GET_BOOT__OP  8       /* returns boot test options    */
  55 #define PDC_MODEL_SET_BOOT__OP  9       /* set boot test options        */
  56
  57 #define PA89_INSTRUCTION_SET    0x4     /* capatibilies returned        */
  58 #define PA90_INSTRUCTION_SET    0x8
  59
  60 #define PDC_CACHE       5               /* return/set cache (& TLB) info*/
  61 #define PDC_CACHE_INFO          0       /* returns information          */
  62 #define PDC_CACHE_SET_COH       1       /* set coherence state          */
  63 #define PDC_CACHE_RET_SPID      2       /* returns space-ID bits        */
  64
  65 #define PDC_HPA         6               /* return HPA of processor      */
  66 #define PDC_HPA_PROCESSOR       0
  67 #define PDC_HPA_MODULES         1
  68
  69 #define PDC_COPROC      7               /* Co-Processor (usually FP unit(s)) */
  70 #define PDC_COPROC_CFG          0       /* Co-Processor Cfg (FP unit(s) enabled?) */
  71
  72 #define PDC_IODC        8               /* talk to IODC                 */
  73 #define PDC_IODC_READ           0       /* read IODC entry point        */
  74 /*      PDC_IODC_RI_                     * INDEX parameter of PDC_IODC_READ */
  75 #define PDC_IODC_RI_DATA_BYTES  0       /* IODC Data Bytes              */
  76 /*                              1, 2       obsolete - HVERSION dependent*/
  77 #define PDC_IODC_RI_INIT        3       /* Initialize module            */
  78 #define PDC_IODC_RI_IO          4       /* Module input/output          */
  79 #define PDC_IODC_RI_SPA         5       /* Module input/output          */
  80 #define PDC_IODC_RI_CONFIG      6       /* Module input/output          */
  81 /*                              7         obsolete - HVERSION dependent */
  82 #define PDC_IODC_RI_TEST        8       /* Module input/output          */
  83 #define PDC_IODC_RI_TLB         9       /* Module input/output          */
  84 #define PDC_IODC_NINIT          2       /* non-destructive init         */
  85 #define PDC_IODC_DINIT          3       /* destructive init             */
  86 #define PDC_IODC_MEMERR         4       /* check for memory errors      */
  87 #define PDC_IODC_INDEX_DATA     0       /* get first 16 bytes from mod IODC */
  88 #define PDC_IODC_BUS_ERROR      -4      /* bus error return value       */
  89 #define PDC_IODC_INVALID_INDEX  -5      /* invalid index return value   */
  90 #define PDC_IODC_COUNT          -6      /* count is too small           */
  91
  92 #define PDC_TOD         9               /* time-of-day clock (TOD)      */
  93 #define PDC_TOD_READ            0       /* read TOD                     */
  94 #define PDC_TOD_WRITE           1       /* write TOD                    */
  95 #define PDC_TOD_ITIMER          2       /* calibrate Interval Timer (CR16) */
  96
  97 #define PDC_STABLE      10              /* stable storage (sprockets)   */
  98 #define PDC_STABLE_READ         0
  99 #define PDC_STABLE_WRITE        1
 100 #define PDC_STABLE_RETURN_SIZE  2
 101 #define PDC_STABLE_VERIFY_CONTENTS 3
 102 #define PDC_STABLE_INITIALIZE   4
 103
 104 #define PDC_NVOLATILE   11              /* often not implemented        */
 105
 106 #define PDC_ADD_VALID   12              /* Memory validation PDC call   */
 107 #define PDC_ADD_VALID_VERIFY    0       /* Make PDC_ADD_VALID verify region */
 108
 109 #define PDC_INSTR       15              /* get instr to invoke PDCE_CHECK() */
 110
 111 #define PDC_PROC        16              /* (sprockets)                  */
 112
 113 #define PDC_CONFIG      16              /* (sprockets)                  */
 114 #define PDC_CONFIG_DECONFIG     0
 115 #define PDC_CONFIG_DRECONFIG    1
 116 #define PDC_CONFIG_DRETURN_CONFIG 2
 117
 118 #define PDC_BLOCK_TLB   18              /* manage hardware block-TLB    */
 119 #define PDC_BTLB_INFO           0       /* returns parameter            */
 120 #define PDC_BTLB_INSERT         1       /* insert BTLB entry            */
 121 #define PDC_BTLB_PURGE          2       /* purge BTLB entries           */
 122 #define PDC_BTLB_PURGE_ALL      3       /* purge all BTLB entries       */
 123
 124 #define PDC_TLB         19              /* manage hardware TLB miss handling */
 125 #define PDC_TLB_INFO            0       /* returns parameter            */
 126 #define PDC_TLB_SETUP           1       /* set up miss handling         */
 127
 128 #define PDC_MEM         20              /* Manage memory                */
 129 #define PDC_MEM_MEMINFO         0
 130 #define PDC_MEM_ADD_PAGE        1
 131 #define PDC_MEM_CLEAR_PDT       2
 132 #define PDC_MEM_READ_PDT        3
 133 #define PDC_MEM_RESET_CLEAR     4
 134 #define PDC_MEM_GOODMEM         5
 135 #define PDC_MEM_TABLE           128     /* Non contig mem map (sprockets) */
 136 #define PDC_MEM_RETURN_ADDRESS_TABLE    PDC_MEM_TABLE
 137 #define PDC_MEM_GET_MEMORY_SYSTEM_TABLES_SIZE   131
 138 #define PDC_MEM_GET_MEMORY_SYSTEM_TABLES        132
 139 #define PDC_MEM_GET_PHYSICAL_LOCATION_FROM_MEMORY_ADDRESS 133
 140
 141 #define PDC_MEM_RET_SBE_REPLACED        5       /* PDC_MEM return values */
 142 #define PDC_MEM_RET_DUPLICATE_ENTRY     4
 143 #define PDC_MEM_RET_BUF_SIZE_SMALL      1
 144 #define PDC_MEM_RET_PDT_FULL            -11
 145 #define PDC_MEM_RET_INVALID_PHYSICAL_LOCATION ~0ULL
 146
 147 #ifndef __ASSEMBLY__
 148 typedef struct {
 149     unsigned long long  baseAddr;
 150     unsigned int        pages;
 151     unsigned int        reserved;
 152 } MemAddrTable_t;
 153 #endif
 154
 155
 156 #define PDC_PSW         21              /* Get/Set default System Mask  */
 157 #define PDC_PSW_MASK            0       /* Return mask                  */
 158 #define PDC_PSW_GET_DEFAULTS    1       /* Return defaults              */
 159 #define PDC_PSW_SET_DEFAULTS    2       /* Set default                  */
 160 #define PDC_PSW_ENDIAN_BIT      1       /* set for big endian           */
 161 #define PDC_PSW_WIDE_BIT        2       /* set for wide mode            */
 162
 163 #define PDC_SYSTEM_MAP  22              /* find system modules          */
 164 #define PDC_FIND_MODULE         0
 165 #define PDC_FIND_ADDRESS        1
 166 #define PDC_TRANSLATE_PATH      2
 167
 168 #define PDC_SOFT_POWER  23              /* soft power switch            */
 169 #define PDC_SOFT_POWER_INFO     0       /* return info about the soft power switch */
 170 #define PDC_SOFT_POWER_ENABLE   1       /* enable/disable soft power switch */
 171
 172
 173 /* HVERSION dependent */
 174
 175 /* The PDC_MEM_MAP calls */
 176 #define PDC_MEM_MAP     128             /* on s700: return page info    */
 177 #define PDC_MEM_MAP_HPA         0       /* returns hpa of a module      */
 178
 179 #define PDC_EEPROM      129             /* EEPROM access                */
 180 #define PDC_EEPROM_READ_WORD    0
 181 #define PDC_EEPROM_WRITE_WORD   1
 182 #define PDC_EEPROM_READ_BYTE    2
 183 #define PDC_EEPROM_WRITE_BYTE   3
 184 #define PDC_EEPROM_EEPROM_PASSWORD -1000
 185
 186 #define PDC_NVM         130             /* NVM (non-volatile memory) access */
 187 #define PDC_NVM_READ_WORD       0
 188 #define PDC_NVM_WRITE_WORD      1
 189 #define PDC_NVM_READ_BYTE       2
 190 #define PDC_NVM_WRITE_BYTE      3
 191
 192 #define PDC_SEED_ERROR  132             /* (sprockets)                  */
 193
 194 #define PDC_IO          135             /* log error info, reset IO system */
 195 #define PDC_IO_READ_AND_CLEAR_ERRORS    0
 196 #define PDC_IO_RESET                    1
 197 #define PDC_IO_RESET_DEVICES            2
 198 /* sets bits 6&7 (little endian) of the HcControl Register */
 199 #define PDC_IO_USB_SUSPEND      0xC000000000000000
 200 #define PDC_IO_EEPROM_IO_ERR_TABLE_FULL -5      /* return value */
 201 #define PDC_IO_NO_SUSPEND               -6      /* return value */
 202
 203 #define PDC_BROADCAST_RESET 136         /* reset all processors         */
 204 #define PDC_DO_RESET            0       /* option: perform a broadcast reset */
 205 #define PDC_DO_FIRM_TEST_RESET  1       /* Do broadcast reset with bitmap */
 206 #define PDC_BR_RECONFIGURATION  2       /* reset w/reconfiguration      */
 207 #define PDC_FIRM_TEST_MAGIC     0xab9ec36fUL    /* for this reboot only */
 208
 209 #define PDC_LAN_STATION_ID 138          /* Hversion dependent mechanism for */
 210 #define PDC_LAN_STATION_ID_READ 0       /* getting the lan station address  */
 211
 212 #define PDC_LAN_STATION_ID_SIZE 6
 213
 214 #define PDC_CHECK_RANGES 139            /* (sprockets)                  */
 215
 216 #define PDC_NV_SECTIONS 141             /* (sprockets)                  */
 217
 218 #define PDC_PERFORMANCE 142             /* performance monitoring       */
 219
 220 #define PDC_SYSTEM_INFO 143             /* system information           */
 221 #define PDC_SYSINFO_RETURN_INFO_SIZE    0
 222 #define PDC_SYSINFO_RRETURN_SYS_INFO    1
 223 #define PDC_SYSINFO_RRETURN_ERRORS      2
 224 #define PDC_SYSINFO_RRETURN_WARNINGS    3
 225 #define PDC_SYSINFO_RETURN_REVISIONS    4
 226 #define PDC_SYSINFO_RRETURN_DIAGNOSE    5
 227 #define PDC_SYSINFO_RRETURN_HV_DIAGNOSE 1005
 228
 229 #define PDC_RDR         144             /* (sprockets)                  */
 230 #define PDC_RDR_READ_BUFFER     0
 231 #define PDC_RDR_READ_SINGLE     1
 232 #define PDC_RDR_WRITE_SINGLE    2
 233
 234 #define PDC_INTRIGUE    145             /* (sprockets)                  */
 235 #define PDC_INTRIGUE_WRITE_BUFFER        0
 236 #define PDC_INTRIGUE_GET_SCRATCH_BUFSIZE 1
 237 #define PDC_INTRIGUE_START_CPU_COUNTERS  2
 238 #define PDC_INTRIGUE_STOP_CPU_COUNTERS   3
 239
 240 #define PDC_STI         146             /* STI access                   */
 241 /* same as PDC_PCI_XXX values (see below) */
 242
 243 /* Legacy PDC definitions for same stuff */
 244 #define PDC_PCI_INDEX   147
 245 #define PDC_PCI_INTERFACE_INFO          0
 246 #define PDC_PCI_SLOT_INFO               1
 247 #define PDC_PCI_INFLIGHT_BYTES          2
 248 #define PDC_PCI_READ_CONFIG             3
 249 #define PDC_PCI_WRITE_CONFIG            4
 250 #define PDC_PCI_READ_PCI_IO             5
 251 #define PDC_PCI_WRITE_PCI_IO            6
 252 #define PDC_PCI_READ_CONFIG_DELAY       7
 253 #define PDC_PCI_UPDATE_CONFIG_DELAY     8
 254 #define PDC_PCI_PCI_PATH_TO_PCI_HPA     9
 255 #define PDC_PCI_PCI_HPA_TO_PCI_PATH     10
 256 #define PDC_PCI_PCI_PATH_TO_PCI_BUS     11
 257 #define PDC_PCI_PCI_RESERVED            12
 258 #define PDC_PCI_PCI_INT_ROUTE_SIZE      13
 259 #define PDC_PCI_GET_INT_TBL_SIZE        PDC_PCI_PCI_INT_ROUTE_SIZE
 260 #define PDC_PCI_PCI_INT_ROUTE           14
 261 #define PDC_PCI_GET_INT_TBL             PDC_PCI_PCI_INT_ROUTE
 262 #define PDC_PCI_READ_MON_TYPE           15
 263 #define PDC_PCI_WRITE_MON_TYPE          16
 264
 265
 266 /* Get SCSI Interface Card info:  SDTR, SCSI ID, mode (SE vs LVD) */
 267 #define PDC_INITIATOR   163
 268 #define PDC_GET_INITIATOR       0
 269 #define PDC_SET_INITIATOR       1
 270 #define PDC_DELETE_INITIATOR    2
 271 #define PDC_RETURN_TABLE_SIZE   3
 272 #define PDC_RETURN_TABLE        4
 273
 274 #define PDC_LINK        165             /* (sprockets)                  */
 275 #define PDC_LINK_PCI_ENTRY_POINTS       0  /* list (Arg1) = 0 */
 276 #define PDC_LINK_USB_ENTRY_POINTS       1  /* list (Arg1) = 1 */
 277
 278
 279 /* constants for OS (NVM...) */
 280 #define OS_ID_NONE              0       /* Undefined OS ID      */
 281 #define OS_ID_HPUX              1       /* HP-UX OS             */
 282 #define OS_ID_LINUX             OS_ID_HPUX /* just use the same value as hpux */
 283 #define OS_ID_MPEXL             2       /* MPE XL OS            */
 284 #define OS_ID_OSF               3       /* OSF OS               */
 285 #define OS_ID_HPRT              4       /* HP-RT OS             */
 286 #define OS_ID_NOVEL             5       /* NOVELL OS            */
 287 #define OS_ID_NT                6       /* NT OS                */
 288
 289
 290 /* constants for PDC_CHASSIS */
 291 #define OSTAT_OFF               0
 292 #define OSTAT_FLT               1
 293 #define OSTAT_TEST              2
 294 #define OSTAT_INIT              3
 295 #define OSTAT_SHUT              4
 296 #define OSTAT_WARN              5
 297 #define OSTAT_RUN               6
 298 #define OSTAT_ON                7
 299
 300 #ifndef __ASSEMBLY__
 301
 302 #include <linux/types.h>
 303
 304 extern int pdc_type;
 305
 306 /* Values for pdc_type */
 307 #define PDC_TYPE_ILLEGAL        -1
 308 #define PDC_TYPE_PAT             0 /* 64-bit PAT-PDC */
 309 #define PDC_TYPE_SYSTEM_MAP      1 /* 32-bit, but supports PDC_SYSTEM_MAP */
 310 #define PDC_TYPE_SNAKE           2 /* Doesn't support SYSTEM_MAP */
 311
 312 struct pdc_chassis_info {       /* for PDC_CHASSIS_INFO */
 313         unsigned long actcnt;   /* actual number of bytes returned */
 314         unsigned long maxcnt;   /* maximum number of bytes that could be returned */
 315 };
 316
 317 struct pdc_coproc_cfg {         /* for PDC_COPROC_CFG */
 318         unsigned long ccr_functional;
 319         unsigned long ccr_present;
 320         unsigned long revision;
 321         unsigned long model;
 322 };
 323
 324 struct pdc_model {              /* for PDC_MODEL */
 325         unsigned long hversion;
 326         unsigned long sversion;
 327         unsigned long hw_id;
 328         unsigned long boot_id;
 329         unsigned long sw_id;
 330         unsigned long sw_cap;
 331         unsigned long arch_rev;
 332         unsigned long pot_key;
 333         unsigned long curr_key;
 334 };
 335
 336 /* Values for PDC_MODEL_CAPABILITES non-equivalent virtual aliasing support */
 337
 338 #define PDC_MODEL_IOPDIR_FDC            (1 << 2)        /* see sba_iommu.c */
 339 #define PDC_MODEL_NVA_MASK              (3 << 4)
 340 #define PDC_MODEL_NVA_SUPPORTED         (0 << 4)
 341 #define PDC_MODEL_NVA_SLOW              (1 << 4)
 342 #define PDC_MODEL_NVA_UNSUPPORTED       (3 << 4)
 343
 344 struct pdc_cache_cf {           /* for PDC_CACHE  (I/D-caches) */
 345     unsigned long
 346 #ifdef __LP64__
 347                 cc_padW:32,
 348 #endif
 349                 cc_alias: 4,    /* alias boundaries for virtual addresses   */
 350                 cc_block: 4,    /* to determine most efficient stride */
 351                 cc_line : 3,    /* maximum amount written back as a result of store (multiple of 16 bytes) */
 352                 cc_shift: 2,    /* how much to shift cc_block left */
 353                 cc_wt   : 1,    /* 0 = WT-Dcache, 1 = WB-Dcache */
 354                 cc_sh   : 2,    /* 0 = separate I/D-cache, else shared I/D-cache */
 355                 cc_cst  : 3,    /* 0 = incoherent D-cache, 1=coherent D-cache */
 356                 cc_pad1 : 5,    /* reserved */
 357                 cc_assoc: 8;    /* associativity of I/D-cache */
 358 };
 359
 360 struct pdc_tlb_cf {             /* for PDC_CACHE (I/D-TLB's) */
 361     unsigned long tc_pad0:12,   /* reserved */
 362 #ifdef __LP64__
 363                 tc_padW:32,
 364 #endif
 365                 tc_sh   : 2,    /* 0 = separate I/D-TLB, else shared I/D-TLB */
 366                 tc_hv   : 1,    /* HV */
 367                 tc_page : 1,    /* 0 = 2K page-size-machine, 1 = 4k page size */
 368                 tc_cst  : 3,    /* 0 = incoherent operations, else coherent operations */
 369                 tc_aid  : 5,    /* ITLB: width of access ids of processor (encoded!) */
 370                 tc_pad1 : 8;    /* ITLB: width of space-registers (encoded) */
 371 };
 372
 373 struct pdc_cache_info {         /* main-PDC_CACHE-structure (caches & TLB's) */
 374         /* I-cache */
 375         unsigned long   ic_size;        /* size in bytes */
 376         struct pdc_cache_cf ic_conf;    /* configuration */
 377         unsigned long   ic_base;        /* base-addr */
 378         unsigned long   ic_stride;
 379         unsigned long   ic_count;
 380         unsigned long   ic_loop;
 381         /* D-cache */
 382         unsigned long   dc_size;        /* size in bytes */
 383         struct pdc_cache_cf dc_conf;    /* configuration */
 384         unsigned long   dc_base;        /* base-addr */
 385         unsigned long   dc_stride;
 386         unsigned long   dc_count;
 387         unsigned long   dc_loop;
 388         /* Instruction-TLB */
 389         unsigned long   it_size;        /* number of entries in I-TLB */
 390         struct pdc_tlb_cf it_conf;      /* I-TLB-configuration */
 391         unsigned long   it_sp_base;
 392         unsigned long   it_sp_stride;
 393         unsigned long   it_sp_count;
 394         unsigned long   it_off_base;
 395         unsigned long   it_off_stride;
 396         unsigned long   it_off_count;
 397         unsigned long   it_loop;
 398         /* data-TLB */
 399         unsigned long   dt_size;        /* number of entries in D-TLB */
 400         struct pdc_tlb_cf dt_conf;      /* D-TLB-configuration */
 401         unsigned long   dt_sp_base;
 402         unsigned long   dt_sp_stride;
 403         unsigned long   dt_sp_count;
 404         unsigned long   dt_off_base;
 405         unsigned long   dt_off_stride;
 406         unsigned long   dt_off_count;
 407         unsigned long   dt_loop;
 408 };
 409
 410 #if 0
 411 /* If you start using the next struct, you'll have to adjust it to
 412  * work with 64-bit firmware I think -PB
 413  */
 414 struct pdc_iodc {     /* PDC_IODC */
 415         unsigned char   hversion_model;
 416         unsigned char   hversion;
 417         unsigned char   spa;
 418         unsigned char   type;
 419         unsigned int    sversion_rev:4;
 420         unsigned int    sversion_model:19;
 421         unsigned int    sversion_opt:8;
 422         unsigned char   rev;
 423         unsigned char   dep;
 424         unsigned char   features;
 425         unsigned char   pad1;
 426         unsigned int    checksum:16;
 427         unsigned int    length:16;
 428         unsigned int    pad[15];
 429 } __attribute__((aligned(8))) ;
 430 #endif
 431
 432 #ifndef CONFIG_PA20
 433 /* no BLTBs in pa2.0 processors */
 434 struct pdc_btlb_info_range {
 435         __u8 res00;
 436         __u8 num_i;
 437         __u8 num_d;
 438         __u8 num_comb;
 439 };
 440
 441 struct pdc_btlb_info {  /* PDC_BLOCK_TLB, return of PDC_BTLB_INFO */
 442         unsigned int min_size;  /* minimum size of BTLB in pages */
 443         unsigned int max_size;  /* maximum size of BTLB in pages */
 444         struct pdc_btlb_info_range fixed_range_info;
 445         struct pdc_btlb_info_range variable_range_info;
 446 };
 447
 448 #endif /* !CONFIG_PA20 */
 449
 450 #ifdef __LP64__
 451 struct pdc_memory_table_raddr { /* PDC_MEM/PDC_MEM_TABLE (return info) */
 452         unsigned long entries_returned;
 453         unsigned long entries_total;
 454 };
 455
 456 struct pdc_memory_table {       /* PDC_MEM/PDC_MEM_TABLE (arguments) */
 457         unsigned long paddr;
 458         unsigned int  pages;
 459         unsigned int  reserved;
 460 };
 461 #endif /* __LP64__ */
 462
 463 struct pdc_system_map_mod_info { /* PDC_SYSTEM_MAP/FIND_MODULE */
 464         unsigned long mod_addr;
 465         unsigned long mod_pgs;
 466         unsigned long add_addrs;
 467 };
 468
 469 struct pdc_system_map_addr_info { /* PDC_SYSTEM_MAP/FIND_ADDRESS */
 470         unsigned long mod_addr;
 471         unsigned long mod_pgs;
 472 };
 473
 474 struct hardware_path {
 475         char  flags;    /* see bit definitions below */
 476         char  bc[6];    /* Bus Converter routing info to a specific */
 477                         /* I/O adaptor (< 0 means none, > 63 resvd) */
 478         char  mod;      /* fixed field of specified module */
 479 };
 480
 481 /*
 482  * Device path specifications used by PDC.
 483  */
 484 struct pdc_module_path {
 485         struct hardware_path path;
 486         unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */
 487 };
 488
 489 #ifndef CONFIG_PA20
 490 /* Only used on some pre-PA2.0 boxes */
 491 struct pdc_memory_map {         /* PDC_MEMORY_MAP */
 492         unsigned long hpa;      /* mod's register set address */
 493         unsigned long more_pgs; /* number of additional I/O pgs */
 494 };
 495 #endif
 496
 497 struct pdc_tod {
 498         unsigned long tod_sec;
 499         unsigned long tod_usec;
 500 };
 501
 502 /* architected results from PDC_PIM/transfer hpmc on a PA1.1 machine */
 503
 504 struct pdc_hpmc_pim_11 { /* PDC_PIM */
 505         __u32 gr[32];
 506         __u32 cr[32];
 507         __u32 sr[8];
 508         __u32 iasq_back;
 509         __u32 iaoq_back;
 510         __u32 check_type;
 511         __u32 cpu_state;
 512         __u32 rsvd1;
 513         __u32 cache_check;
 514         __u32 tlb_check;
 515         __u32 bus_check;
 516         __u32 assists_check;
 517         __u32 rsvd2;
 518         __u32 assist_state;
 519         __u32 responder_addr;
 520         __u32 requestor_addr;
 521         __u32 path_info;
 522         __u64 fr[32];
 523 };
 524
 525 /*
 526  * architected results from PDC_PIM/transfer hpmc on a PA2.0 machine
 527  *
 528  * Note that PDC_PIM doesn't care whether or not wide mode was enabled
 529  * so the results are different on  PA1.1 vs. PA2.0 when in narrow mode.
 530  *
 531  * Note also that there are unarchitected results available, which
 532  * are hversion dependent. Do a "ser pim 0 hpmc" after rebooting, since
 533  * the firmware is probably the best way of printing hversion dependent
 534  * data.
 535  */
 536
 537 struct pdc_hpmc_pim_20 { /* PDC_PIM */
 538         __u64 gr[32];
 539         __u64 cr[32];
 540         __u64 sr[8];
 541         __u64 iasq_back;
 542         __u64 iaoq_back;
 543         __u32 check_type;
 544         __u32 cpu_state;
 545         __u32 cache_check;
 546         __u32 tlb_check;
 547         __u32 bus_check;
 548         __u32 assists_check;
 549         __u32 assist_state;
 550         __u32 path_info;
 551         __u64 responder_addr;
 552         __u64 requestor_addr;
 553         __u64 fr[32];
 554 };
 555
 556 #endif /* __ASSEMBLY__ */
 557
 558 /* flags of the device_path (see below) */
 559 #define PF_AUTOBOOT     0x80
 560 #define PF_AUTOSEARCH   0x40
 561 #define PF_TIMER        0x0F
 562
 563 #ifndef __ASSEMBLY__
 564
 565 struct device_path {            /* page 1-69 */
 566         unsigned char flags;    /* flags see above! */
 567         unsigned char bc[6];    /* bus converter routing info */
 568         unsigned char mod;
 569         unsigned int  layers[6];/* device-specific layer-info */
 570 } __attribute__((aligned(8))) ;
 571
 572 struct pz_device {
 573         struct  device_path dp; /* see above */
 574         /* struct       iomod *hpa; */
 575         unsigned int hpa;       /* HPA base address */
 576         /* char *spa; */
 577         unsigned int spa;       /* SPA base address */
 578         /* int  (*iodc_io)(struct iomod*, ...); */
 579         unsigned int iodc_io;   /* device entry point */
 580         short   pad;            /* reserved */
 581         unsigned short cl_class;/* see below */
 582 } __attribute__((aligned(8))) ;
 583
 584 #endif /* __ASSEMBLY__ */
 585
 586 /* cl_class
 587  * page 3-33 of IO-Firmware ARS
 588  * IODC ENTRY_INIT(Search first) RET[1]
 589  */
 590 #define CL_NULL         0       /* invalid */
 591 #define CL_RANDOM       1       /* random access (as disk) */
 592 #define CL_SEQU         2       /* sequential access (as tape) */
 593 #define CL_DUPLEX       7       /* full-duplex point-to-point (RS-232, Net) */
 594 #define CL_KEYBD        8       /* half-duplex console (HIL Keyboard) */
 595 #define CL_DISPL        9       /* half-duplex console (display) */
 596 #define CL_FC           10      /* FiberChannel access media */
 597
 598 #if 0
 599 /* FIXME: DEVCLASS_* duplicates CL_* (above).  Delete DEVCLASS_*? */
 600 #define DEVCLASS_RANDOM         1
 601 #define DEVCLASS_SEQU           2
 602 #define DEVCLASS_DUPLEX         7
 603 #define DEVCLASS_KEYBD          8
 604 #define DEVCLASS_DISP           9
 605 #endif
 606
 607 /* IODC ENTRY_INIT() */
 608 #define ENTRY_INIT_SRCH_FRST    2
 609 #define ENTRY_INIT_SRCH_NEXT    3
 610 #define ENTRY_INIT_MOD_DEV      4
 611 #define ENTRY_INIT_DEV          5
 612 #define ENTRY_INIT_MOD          6
 613 #define ENTRY_INIT_MSG          9
 614
 615 /* IODC ENTRY_IO() */
 616 #define ENTRY_IO_BOOTIN         0
 617 #define ENTRY_IO_BOOTOUT        1
 618 #define ENTRY_IO_CIN            2
 619 #define ENTRY_IO_COUT           3
 620 #define ENTRY_IO_CLOSE          4
 621 #define ENTRY_IO_GETMSG         9
 622 #define ENTRY_IO_BBLOCK_IN      16
 623 #define ENTRY_IO_BBLOCK_OUT     17
 624
 625 /* IODC ENTRY_SPA() */
 626
 627 /* IODC ENTRY_CONFIG() */
 628
 629 /* IODC ENTRY_TEST() */
 630
 631 /* IODC ENTRY_TLB() */
 632
 633
 634 /* DEFINITION OF THE ZERO-PAGE (PAG0) */
 635 /* based on work by Jason Eckhardt (jason@equator.com) */
 636
 637 #ifndef __ASSEMBLY__
 638
 639 #define PAGE0   ((struct zeropage *)__PAGE_OFFSET)
 640
 641 struct zeropage {
 642         /* [0x000] initialize vectors (VEC) */
 643         unsigned int    vec_special;            /* must be zero */
 644         /* int  (*vec_pow_fail)(void);*/
 645         unsigned int    vec_pow_fail; /* power failure handler */
 646         /* int  (*vec_toc)(void); */
 647         unsigned int    vec_toc;
 648         unsigned int    vec_toclen;
 649         /* int  (*vec_rendz)(void); */
 650         unsigned int vec_rendz;
 651         int     vec_pow_fail_flen;
 652         int     vec_pad[10];
 653
 654         /* [0x040] reserved processor dependent */
 655         int     pad0[112];
 656
 657         /* [0x200] reserved */
 658         int     pad1[84];
 659
 660         /* [0x350] memory configuration (MC) */
 661         int     memc_cont;              /* contiguous mem size (bytes) */
 662         int     memc_phsize;            /* physical memory size */
 663         int     memc_adsize;            /* additional mem size, bytes of SPA space used by PDC */
 664         unsigned int mem_pdc_hi;        /* used for 64-bit */
 665
 666         /* [0x360] various parameters for the boot-CPU */
 667         /* unsigned int *mem_booterr[8]; */
 668         unsigned int mem_booterr[8];    /* ptr to boot errors */
 669         unsigned int mem_free;          /* first location, where OS can be loaded */
 670         /* struct iomod *mem_hpa; */
 671         unsigned int mem_hpa;           /* HPA of the boot-CPU */
 672         /* int (*mem_pdc)(int, ...); */
 673         unsigned int mem_pdc;           /* PDC entry point */
 674         unsigned int mem_10msec;        /* number of clock ticks in 10msec */
 675
 676         /* [0x390] initial memory module (IMM) */
 677         /* struct iomod *imm_hpa; */
 678         unsigned int imm_hpa;           /* HPA of the IMM */
 679         int     imm_soft_boot;          /* 0 = was hard boot, 1 = was soft boot */
 680         unsigned int    imm_spa_size;           /* SPA size of the IMM in bytes */
 681         unsigned int    imm_max_mem;            /* bytes of mem in IMM */
 682
 683         /* [0x3A0] boot console, display device and keyboard */
 684         struct pz_device mem_cons;      /* description of console device */
 685         struct pz_device mem_boot;      /* description of boot device */
 686         struct pz_device mem_kbd;       /* description of keyboard device */
 687
 688         /* [0x430] reserved */
 689         int     pad430[116];
 690
 691         /* [0x600] processor dependent */
 692         __u32   pad600[1];
 693         __u32   proc_sti;               /* pointer to STI ROM */
 694         __u32   pad608[126];
 695 };
 696
 697 #endif /* __ASSEMBLY__ */
 698
 699 /* Page Zero constant offsets used by the HPMC handler */
 700
 701 #define BOOT_CONSOLE_HPA_OFFSET  0x3c0
 702 #define BOOT_CONSOLE_SPA_OFFSET  0x3c4
 703 #define BOOT_CONSOLE_PATH_OFFSET 0x3a8
 704
 705 #ifndef __ASSEMBLY__
 706 void pdc_console_init(void);    /* in pdc_console.c */
 707 void pdc_console_restart(void);
 708
 709 void setup_pdc(void);           /* in inventory.c */
 710
 711 /* wrapper-functions from pdc.c */
 712
 713 int pdc_add_valid(unsigned long address);
 714 int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len);
 715 int pdc_chassis_disp(unsigned long disp);
 716 int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info);
 717 int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index,
 718                   void *iodc_data, unsigned int iodc_data_size);
 719 int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info,
 720                              struct pdc_module_path *mod_path, long mod_index);
 721 int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
 722                               long mod_index, long addr_index);
 723 int pdc_model_info(struct pdc_model *model);
 724 int pdc_model_sysmodel(char *name);
 725 int pdc_model_cpuid(unsigned long *cpu_id);
 726 int pdc_model_versions(unsigned long *versions, int id);
 727 int pdc_model_capabilities(unsigned long *capabilities);
 728 int pdc_cache_info(struct pdc_cache_info *cache);
 729 #ifndef CONFIG_PA20
 730 int pdc_btlb_info(struct pdc_btlb_info *btlb);
 731 int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path);
 732 #endif /* !CONFIG_PA20 */
 733 int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa);
 734
 735 int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa);
 736 int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl);
 737
 738 int pdc_get_initiator(struct hardware_path *hwpath, unsigned char *scsi_id, unsigned long *period, char *width, char *mode);
 739 int pdc_tod_read(struct pdc_tod *tod);
 740 int pdc_tod_set(unsigned long sec, unsigned long usec);
 741
 742 #ifdef __LP64__
 743 int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
 744                 struct pdc_memory_table *tbl, unsigned long entries);
 745 #endif
 746
 747 void set_firmware_width(void);
 748 int pdc_do_firm_test_reset(unsigned long ftc_bitmap);
 749 int pdc_do_reset(void);
 750 int pdc_soft_power_info(unsigned long *power_reg);
 751 int pdc_soft_power_button(int sw_control);
 752 void pdc_io_reset(void);
 753 void pdc_io_reset_devices(void);
 754 int pdc_iodc_getc(void);
 755 void pdc_iodc_putc(unsigned char c);
 756 void pdc_iodc_outc(unsigned char c);
 757
 758 void pdc_emergency_unlock(void);
 759 int pdc_sti_call(unsigned long func, unsigned long flags,
 760                  unsigned long inptr, unsigned long outputr,
 761                  unsigned long glob_cfg);
 762
 763 extern void pdc_init(void);
 764
 765 #endif /* __ASSEMBLY__ */
 766
 767 #endif /* _PARISC_PDC_H */