arch/alpha/kernel/core_wildfire.c

   1 /*
   2  *  linux/arch/alpha/kernel/core_wildfire.c
   3  *
   4  *  Wildfire support.
   5  *
   6  *  Copyright (C) 2000 Andrea Arcangeli <andrea@suse.de> SuSE
   7  */
   8
   9 #define __EXTERN_INLINE inline
  10 #include <asm/io.h>
  11 #include <asm/core_wildfire.h>
  12 #undef __EXTERN_INLINE
  13
  14 #include <linux/types.h>
  15 #include <linux/pci.h>
  16 #include <linux/sched.h>
  17 #include <linux/init.h>
  18
  19 #include <asm/ptrace.h>
  20 #include <asm/smp.h>
  21
  22 #include "proto.h"
  23 #include "pci_impl.h"
  24
  25 #define DEBUG_CONFIG 0
  26 #define DEBUG_DUMP_REGS 0
  27 #define DEBUG_DUMP_CONFIG 1
  28
  29 #if DEBUG_CONFIG
  30 # define DBG_CFG(args)  printk args
  31 #else
  32 # define DBG_CFG(args)
  33 #endif
  34
  35 #if DEBUG_DUMP_REGS
  36 static void wildfire_dump_pci_regs(int qbbno, int hoseno);
  37 static void wildfire_dump_pca_regs(int qbbno, int pcano);
  38 static void wildfire_dump_qsa_regs(int qbbno);
  39 static void wildfire_dump_qsd_regs(int qbbno);
  40 static void wildfire_dump_iop_regs(int qbbno);
  41 static void wildfire_dump_gp_regs(int qbbno);
  42 #endif
  43 #if DEBUG_DUMP_CONFIG
  44 static void wildfire_dump_hardware_config(void);
  45 #endif
  46
  47 unsigned char wildfire_hard_qbb_map[WILDFIRE_MAX_QBB];
  48 unsigned char wildfire_soft_qbb_map[WILDFIRE_MAX_QBB];
  49 #define QBB_MAP_EMPTY   0xff
  50
  51 unsigned long wildfire_hard_qbb_mask;
  52 unsigned long wildfire_soft_qbb_mask;
  53 unsigned long wildfire_gp_mask;
  54 unsigned long wildfire_hs_mask;
  55 unsigned long wildfire_iop_mask;
  56 unsigned long wildfire_ior_mask;
  57 unsigned long wildfire_pca_mask;
  58 unsigned long wildfire_cpu_mask;
  59 unsigned long wildfire_mem_mask;
  60
  61 void __init
  62 wildfire_init_hose(int qbbno, int hoseno)
  63 {
  64         struct pci_controller *hose;
  65         wildfire_pci *pci;
  66
  67         hose = alloc_pci_controller();
  68         hose->io_space = alloc_resource();
  69         hose->mem_space = alloc_resource();
  70
  71         /* This is for userland consumption. */
  72         hose->sparse_mem_base = 0;
  73         hose->sparse_io_base  = 0;
  74         hose->dense_mem_base  = WILDFIRE_MEM(qbbno, hoseno);
  75         hose->dense_io_base   = WILDFIRE_IO(qbbno, hoseno);
  76
  77         hose->config_space_base = WILDFIRE_CONF(qbbno, hoseno);
  78         hose->index = (qbbno << 3) + hoseno;
  79
  80         hose->io_space->start = WILDFIRE_IO(qbbno, hoseno) - WILDFIRE_IO_BIAS;
  81         hose->io_space->end = hose->io_space->start + WILDFIRE_IO_SPACE - 1;
  82         hose->io_space->name = pci_io_names[hoseno];
  83         hose->io_space->flags = IORESOURCE_IO;
  84
  85         hose->mem_space->start = WILDFIRE_MEM(qbbno, hoseno)-WILDFIRE_MEM_BIAS;
  86         hose->mem_space->end = hose->mem_space->start + 0xffffffff;
  87         hose->mem_space->name = pci_mem_names[hoseno];
  88         hose->mem_space->flags = IORESOURCE_MEM;
  89
  90         if (request_resource(&ioport_resource, hose->io_space) < 0)
  91                 printk(KERN_ERR "Failed to request IO on qbb %d hose %d\n",
  92                        qbbno, hoseno);
  93         if (request_resource(&iomem_resource, hose->mem_space) < 0)
  94                 printk(KERN_ERR "Failed to request MEM on qbb %d hose %d\n",
  95                        qbbno, hoseno);
  96
  97 #if DEBUG_DUMP_REGS
  98         wildfire_dump_pci_regs(qbbno, hoseno);
  99 #endif
 100
 101         /*
 102          * Set up the PCI to main memory translation windows.
 103          *
 104          * Note: Window 3 is scatter-gather only
 105          *
 106          * Window 0 is scatter-gather 8MB at 8MB (for isa)
 107          * Window 1 is direct access 1GB at 1GB
 108          * Window 2 is direct access 1GB at 2GB
 109          * Window 3 is scatter-gather 128MB at 3GB
 110          * ??? We ought to scale window 3 memory.
 111          *
 112          */
 113         hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
 114         hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x08000000, 0);
 115
 116         pci = WILDFIRE_pci(qbbno, hoseno);
 117
 118         pci->pci_window[0].wbase.csr = hose->sg_isa->dma_base | 3;
 119         pci->pci_window[0].wmask.csr = (hose->sg_isa->size - 1) & 0xfff00000;
 120         pci->pci_window[0].tbase.csr = virt_to_phys(hose->sg_isa->ptes);
 121
 122         pci->pci_window[1].wbase.csr = 0x40000000 | 1;
 123         pci->pci_window[1].wmask.csr = (0x40000000 -1) & 0xfff00000;
 124         pci->pci_window[1].tbase.csr = 0;
 125
 126         pci->pci_window[2].wbase.csr = 0x80000000 | 1;
 127         pci->pci_window[2].wmask.csr = (0x40000000 -1) & 0xfff00000;
 128         pci->pci_window[2].tbase.csr = 0x40000000;
 129
 130         pci->pci_window[3].wbase.csr = hose->sg_pci->dma_base | 3;
 131         pci->pci_window[3].wmask.csr = (hose->sg_pci->size - 1) & 0xfff00000;
 132         pci->pci_window[3].tbase.csr = virt_to_phys(hose->sg_pci->ptes);
 133
 134         wildfire_pci_tbi(hose, 0, 0); /* Flush TLB at the end. */
 135 }
 136
 137 void __init
 138 wildfire_init_pca(int qbbno, int pcano)
 139 {
 140
 141         /* Test for PCA existence first. */
 142         if (!WILDFIRE_PCA_EXISTS(qbbno, pcano))
 143             return;
 144
 145 #if DEBUG_DUMP_REGS
 146         wildfire_dump_pca_regs(qbbno, pcano);
 147 #endif
 148
 149         /* Do both hoses of the PCA. */
 150         wildfire_init_hose(qbbno, (pcano << 1) + 0);
 151         wildfire_init_hose(qbbno, (pcano << 1) + 1);
 152 }
 153
 154 void __init
 155 wildfire_init_qbb(int qbbno)
 156 {
 157         int pcano;
 158
 159         /* Test for QBB existence first. */
 160         if (!WILDFIRE_QBB_EXISTS(qbbno))
 161                 return;
 162
 163 #if DEBUG_DUMP_REGS
 164         wildfire_dump_qsa_regs(qbbno);
 165         wildfire_dump_qsd_regs(qbbno);
 166         wildfire_dump_iop_regs(qbbno);
 167         wildfire_dump_gp_regs(qbbno);
 168 #endif
 169
 170         /* Init all PCAs here. */
 171         for (pcano = 0; pcano < WILDFIRE_PCA_PER_QBB; pcano++) {
 172                 wildfire_init_pca(qbbno, pcano);
 173         }
 174 }
 175
 176 void __init
 177 wildfire_hardware_probe(void)
 178 {
 179         unsigned long temp;
 180         unsigned int hard_qbb, soft_qbb;
 181         wildfire_fast_qsd *fast = WILDFIRE_fast_qsd();
 182         wildfire_qsd *qsd;
 183         wildfire_qsa *qsa;
 184         wildfire_iop *iop;
 185         wildfire_gp *gp;
 186         wildfire_ne *ne;
 187         wildfire_fe *fe;
 188         int i;
 189
 190         temp = fast->qsd_whami.csr;
 191 #if 0
 192         printk(KERN_ERR "fast QSD_WHAMI at base %p is 0x%lx\n", fast, temp);
 193 #endif
 194
 195         hard_qbb = (temp >> 8) & 7;
 196         soft_qbb = (temp >> 4) & 7;
 197
 198         /* Init the HW configuration variables. */
 199         wildfire_hard_qbb_mask = (1 << hard_qbb);
 200         wildfire_soft_qbb_mask = (1 << soft_qbb);
 201
 202         wildfire_gp_mask = 0;
 203         wildfire_hs_mask = 0;
 204         wildfire_iop_mask = 0;
 205         wildfire_ior_mask = 0;
 206         wildfire_pca_mask = 0;
 207
 208         wildfire_cpu_mask = 0;
 209         wildfire_mem_mask = 0;
 210
 211         memset(wildfire_hard_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
 212         memset(wildfire_soft_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
 213
 214         /* First, determine which QBBs are present. */
 215         qsa = WILDFIRE_qsa(soft_qbb);
 216
 217         temp = qsa->qsa_qbb_id.csr;
 218 #if 0
 219         printk(KERN_ERR "QSA_QBB_ID at base %p is 0x%lx\n", qsa, temp);
 220 #endif
 221
 222         if (temp & 0x40) /* Is there an HS? */
 223                 wildfire_hs_mask = 1;
 224
 225         if (temp & 0x20) { /* Is there a GP? */
 226                 gp = WILDFIRE_gp(soft_qbb);
 227                 temp = 0;
 228                 for (i = 0; i < 4; i++) {
 229                         temp |= gp->gpa_qbb_map[i].csr << (i * 8);
 230 #if 0
 231                         printk(KERN_ERR "GPA_QBB_MAP[%d] at base %p is 0x%lx\n",
 232                                i, gp, temp);
 233 #endif
 234                 }
 235
 236                 for (hard_qbb = 0; hard_qbb < WILDFIRE_MAX_QBB; hard_qbb++) {
 237                         if (temp & 8) { /* Is there a QBB? */
 238                                 soft_qbb = temp & 7;
 239                                 wildfire_hard_qbb_mask |= (1 << hard_qbb);
 240                                 wildfire_soft_qbb_mask |= (1 << soft_qbb);
 241                         }
 242                         temp >>= 4;
 243                 }
 244                 wildfire_gp_mask = wildfire_soft_qbb_mask;
 245         }
 246
 247         /* Next determine each QBBs resources. */
 248         for (soft_qbb = 0; soft_qbb < WILDFIRE_MAX_QBB; soft_qbb++) {
 249             if (WILDFIRE_QBB_EXISTS(soft_qbb)) {
 250                 qsd = WILDFIRE_qsd(soft_qbb);
 251                 temp = qsd->qsd_whami.csr;
 252 #if 0
 253         printk(KERN_ERR "QSD_WHAMI at base %p is 0x%lx\n", qsd, temp);
 254 #endif
 255                 hard_qbb = (temp >> 8) & 7;
 256                 wildfire_hard_qbb_map[hard_qbb] = soft_qbb;
 257                 wildfire_soft_qbb_map[soft_qbb] = hard_qbb;
 258
 259                 qsa = WILDFIRE_qsa(soft_qbb);
 260                 temp = qsa->qsa_qbb_pop[0].csr;
 261 #if 0
 262         printk(KERN_ERR "QSA_QBB_POP_0 at base %p is 0x%lx\n", qsa, temp);
 263 #endif
 264                 wildfire_cpu_mask |= ((temp >> 0) & 0xf) << (soft_qbb << 2);
 265                 wildfire_mem_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
 266
 267                 temp = qsa->qsa_qbb_pop[1].csr;
 268 #if 0
 269         printk(KERN_ERR "QSA_QBB_POP_1 at base %p is 0x%lx\n", qsa, temp);
 270 #endif
 271                 wildfire_iop_mask |= (1 << soft_qbb);
 272                 wildfire_ior_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
 273
 274                 temp = qsa->qsa_qbb_id.csr;
 275 #if 0
 276         printk(KERN_ERR "QSA_QBB_ID at %p is 0x%lx\n", qsa, temp);
 277 #endif
 278                 if (temp & 0x20)
 279                     wildfire_gp_mask |= (1 << soft_qbb);
 280
 281                 /* Probe for PCA existence here. */
 282                 for (i = 0; i < WILDFIRE_PCA_PER_QBB; i++) {
 283                     iop = WILDFIRE_iop(soft_qbb);
 284                     ne = WILDFIRE_ne(soft_qbb, i);
 285                     fe = WILDFIRE_fe(soft_qbb, i);
 286
 287                     if ((iop->iop_hose[i].init.csr & 1) == 1 &&
 288                         ((ne->ne_what_am_i.csr & 0xf00000300UL) == 0x100000300UL) &&
 289                         ((fe->fe_what_am_i.csr & 0xf00000300UL) == 0x100000200UL))
 290                     {
 291                         wildfire_pca_mask |= 1 << ((soft_qbb << 2) + i);
 292                     }
 293                 }
 294
 295             }
 296         }
 297 #if DEBUG_DUMP_CONFIG
 298         wildfire_dump_hardware_config();
 299 #endif
 300 }
 301
 302 void __init
 303 wildfire_init_arch(void)
 304 {
 305         int qbbno;
 306
 307         /* With multiple PCI buses, we play with I/O as physical addrs.  */
 308         ioport_resource.end = ~0UL;
 309
 310
 311         /* Probe the hardware for info about configuration. */
 312         wildfire_hardware_probe();
 313
 314         /* Now init all the found QBBs. */
 315         for (qbbno = 0; qbbno < WILDFIRE_MAX_QBB; qbbno++) {
 316                 wildfire_init_qbb(qbbno);
 317         }
 318
 319         /* Normal direct PCI DMA mapping. */
 320         __direct_map_base = 0x40000000UL;
 321         __direct_map_size = 0x80000000UL;
 322 }
 323
 324 void
 325 wildfire_machine_check(unsigned long vector, unsigned long la_ptr)
 326 {
 327         mb();
 328         mb();  /* magic */
 329         draina();
 330         /* FIXME: clear pci errors */
 331         wrmces(0x7);
 332         mb();
 333
 334         process_mcheck_info(vector, la_ptr, "WILDFIRE",
 335                             mcheck_expected(smp_processor_id()));
 336 }
 337
 338 void
 339 wildfire_kill_arch(int mode)
 340 {
 341 }
 342
 343 void
 344 wildfire_pci_tbi(struct pci_controller *hose, dma_addr_t start, dma_addr_t end)
 345 {
 346         int qbbno = hose->index >> 3;
 347         int hoseno = hose->index & 7;
 348         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
 349
 350         mb();
 351         pci->pci_flush_tlb.csr; /* reading does the trick */
 352 }
 353
 354 static int
 355 mk_conf_addr(struct pci_bus *pbus, unsigned int device_fn, int where,
 356              unsigned long *pci_addr, unsigned char *type1)
 357 {
 358         struct pci_controller *hose = pbus->sysdata;
 359         unsigned long addr;
 360         u8 bus = pbus->number;
 361
 362         DBG_CFG(("mk_conf_addr(bus=%d ,device_fn=0x%x, where=0x%x, "
 363                  "pci_addr=0x%p, type1=0x%p)\n",
 364                  bus, device_fn, where, pci_addr, type1));
 365
 366         if (!pbus->parent) /* No parent means peer PCI bus. */
 367                 bus = 0;
 368         *type1 = (bus != 0);
 369
 370         addr = (bus << 16) | (device_fn << 8) | where;
 371         addr |= hose->config_space_base;
 372
 373         *pci_addr = addr;
 374         DBG_CFG(("mk_conf_addr: returning pci_addr 0x%lx\n", addr));
 375         return 0;
 376 }
 377
 378 static int
 379 wildfire_read_config(struct pci_bus *bus, unsigned int devfn, int where,
 380                      int size, u32 *value)
 381 {
 382         unsigned long addr;
 383         unsigned char type1;
 384
 385         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
 386                 return PCIBIOS_DEVICE_NOT_FOUND;
 387
 388         switch (size) {
 389         case 1:
 390                 *value = __kernel_ldbu(*(vucp)addr);
 391                 break;
 392         case 2:
 393                 *value = __kernel_ldwu(*(vusp)addr);
 394                 break;
 395         case 4:
 396                 *value = *(vuip)addr;
 397                 break;
 398         }
 399
 400         return PCIBIOS_SUCCESSFUL;
 401 }
 402
 403 static int
 404 wildfire_write_config(struct pci_bus *bus, unsigned int devfn, int where,
 405                       int size, u32 value)
 406 {
 407         unsigned long addr;
 408         unsigned char type1;
 409
 410         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
 411                 return PCIBIOS_DEVICE_NOT_FOUND;
 412
 413         switch (size) {
 414         case 1:
 415                 __kernel_stb(value, *(vucp)addr);
 416                 mb();
 417                 __kernel_ldbu(*(vucp)addr);
 418                 break;
 419         case 2:
 420                 __kernel_stw(value, *(vusp)addr);
 421                 mb();
 422                 __kernel_ldwu(*(vusp)addr);
 423                 break;
 424         case 4:
 425                 *(vuip)addr = value;
 426                 mb();
 427                 *(vuip)addr;
 428                 break;
 429         }
 430
 431         return PCIBIOS_SUCCESSFUL;
 432 }
 433
 434 struct pci_ops wildfire_pci_ops =
 435 {
 436         .read =         wildfire_read_config,
 437         .write =        wildfire_write_config,
 438 };
 439
 440 \f
 441 /*
 442  * NUMA Support
 443  */
 444 int wildfire_pa_to_nid(unsigned long pa)
 445 {
 446         return pa >> 36;
 447 }
 448
 449 int wildfire_cpuid_to_nid(int cpuid)
 450 {
 451         /* assume 4 CPUs per node */
 452         return cpuid >> 2;
 453 }
 454
 455 unsigned long wildfire_node_mem_start(int nid)
 456 {
 457         /* 64GB per node */
 458         return (unsigned long)nid * (64UL * 1024 * 1024 * 1024);
 459 }
 460
 461 unsigned long wildfire_node_mem_size(int nid)
 462 {
 463         /* 64GB per node */
 464         return 64UL * 1024 * 1024 * 1024;
 465 }
 466
 467 #if DEBUG_DUMP_REGS
 468
 469 static void __init
 470 wildfire_dump_pci_regs(int qbbno, int hoseno)
 471 {
 472         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
 473         int i;
 474
 475         printk(KERN_ERR "PCI registers for QBB %d hose %d (%p)\n",
 476                qbbno, hoseno, pci);
 477
 478         printk(KERN_ERR " PCI_IO_ADDR_EXT: 0x%16lx\n",
 479                pci->pci_io_addr_ext.csr);
 480         printk(KERN_ERR " PCI_CTRL:        0x%16lx\n", pci->pci_ctrl.csr);
 481         printk(KERN_ERR " PCI_ERR_SUM:     0x%16lx\n", pci->pci_err_sum.csr);
 482         printk(KERN_ERR " PCI_ERR_ADDR:    0x%16lx\n", pci->pci_err_addr.csr);
 483         printk(KERN_ERR " PCI_STALL_CNT:   0x%16lx\n", pci->pci_stall_cnt.csr);
 484         printk(KERN_ERR " PCI_PEND_INT:    0x%16lx\n", pci->pci_pend_int.csr);
 485         printk(KERN_ERR " PCI_SENT_INT:    0x%16lx\n", pci->pci_sent_int.csr);
 486
 487         printk(KERN_ERR " DMA window registers for QBB %d hose %d (%p)\n",
 488                qbbno, hoseno, pci);
 489         for (i = 0; i < 4; i++) {
 490                 printk(KERN_ERR "  window %d: 0x%16lx 0x%16lx 0x%16lx\n", i,
 491                        pci->pci_window[i].wbase.csr,
 492                        pci->pci_window[i].wmask.csr,
 493                        pci->pci_window[i].tbase.csr);
 494         }
 495         printk(KERN_ERR "\n");
 496 }
 497
 498 static void __init
 499 wildfire_dump_pca_regs(int qbbno, int pcano)
 500 {
 501         wildfire_pca *pca = WILDFIRE_pca(qbbno, pcano);
 502         int i;
 503
 504         printk(KERN_ERR "PCA registers for QBB %d PCA %d (%p)\n",
 505                qbbno, pcano, pca);
 506
 507         printk(KERN_ERR " PCA_WHAT_AM_I: 0x%16lx\n", pca->pca_what_am_i.csr);
 508         printk(KERN_ERR " PCA_ERR_SUM:   0x%16lx\n", pca->pca_err_sum.csr);
 509         printk(KERN_ERR " PCA_PEND_INT:  0x%16lx\n", pca->pca_pend_int.csr);
 510         printk(KERN_ERR " PCA_SENT_INT:  0x%16lx\n", pca->pca_sent_int.csr);
 511         printk(KERN_ERR " PCA_STDIO_EL:  0x%16lx\n",
 512                pca->pca_stdio_edge_level.csr);
 513
 514         printk(KERN_ERR " PCA target registers for QBB %d PCA %d (%p)\n",
 515                qbbno, pcano, pca);
 516         for (i = 0; i < 4; i++) {
 517           printk(KERN_ERR "  target %d: 0x%16lx 0x%16lx\n", i,
 518                        pca->pca_int[i].target.csr,
 519                        pca->pca_int[i].enable.csr);
 520         }
 521
 522         printk(KERN_ERR "\n");
 523 }
 524
 525 static void __init
 526 wildfire_dump_qsa_regs(int qbbno)
 527 {
 528         wildfire_qsa *qsa = WILDFIRE_qsa(qbbno);
 529         int i;
 530
 531         printk(KERN_ERR "QSA registers for QBB %d (%p)\n", qbbno, qsa);
 532
 533         printk(KERN_ERR " QSA_QBB_ID:      0x%16lx\n", qsa->qsa_qbb_id.csr);
 534         printk(KERN_ERR " QSA_PORT_ENA:    0x%16lx\n", qsa->qsa_port_ena.csr);
 535         printk(KERN_ERR " QSA_REF_INT:     0x%16lx\n", qsa->qsa_ref_int.csr);
 536
 537         for (i = 0; i < 5; i++)
 538                 printk(KERN_ERR " QSA_CONFIG_%d:    0x%16lx\n",
 539                        i, qsa->qsa_config[i].csr);
 540
 541         for (i = 0; i < 2; i++)
 542                 printk(KERN_ERR " QSA_QBB_POP_%d:   0x%16lx\n",
 543                        i, qsa->qsa_qbb_pop[0].csr);
 544
 545         printk(KERN_ERR "\n");
 546 }
 547
 548 static void __init
 549 wildfire_dump_qsd_regs(int qbbno)
 550 {
 551         wildfire_qsd *qsd = WILDFIRE_qsd(qbbno);
 552
 553         printk(KERN_ERR "QSD registers for QBB %d (%p)\n", qbbno, qsd);
 554
 555         printk(KERN_ERR " QSD_WHAMI:         0x%16lx\n", qsd->qsd_whami.csr);
 556         printk(KERN_ERR " QSD_REV:           0x%16lx\n", qsd->qsd_rev.csr);
 557         printk(KERN_ERR " QSD_PORT_PRESENT:  0x%16lx\n",
 558                qsd->qsd_port_present.csr);
 559         printk(KERN_ERR " QSD_PORT_ACTUVE:   0x%16lx\n",
 560                qsd->qsd_port_active.csr);
 561         printk(KERN_ERR " QSD_FAULT_ENA:     0x%16lx\n",
 562                qsd->qsd_fault_ena.csr);
 563         printk(KERN_ERR " QSD_CPU_INT_ENA:   0x%16lx\n",
 564                qsd->qsd_cpu_int_ena.csr);
 565         printk(KERN_ERR " QSD_MEM_CONFIG:    0x%16lx\n",
 566                qsd->qsd_mem_config.csr);
 567         printk(KERN_ERR " QSD_ERR_SUM:       0x%16lx\n",
 568                qsd->qsd_err_sum.csr);
 569
 570         printk(KERN_ERR "\n");
 571 }
 572
 573 static void __init
 574 wildfire_dump_iop_regs(int qbbno)
 575 {
 576         wildfire_iop *iop = WILDFIRE_iop(qbbno);
 577         int i;
 578
 579         printk(KERN_ERR "IOP registers for QBB %d (%p)\n", qbbno, iop);
 580
 581         printk(KERN_ERR " IOA_CONFIG:          0x%16lx\n", iop->ioa_config.csr);
 582         printk(KERN_ERR " IOD_CONFIG:          0x%16lx\n", iop->iod_config.csr);
 583         printk(KERN_ERR " IOP_SWITCH_CREDITS:  0x%16lx\n",
 584                iop->iop_switch_credits.csr);
 585         printk(KERN_ERR " IOP_HOSE_CREDITS:    0x%16lx\n",
 586                iop->iop_hose_credits.csr);
 587
 588         for (i = 0; i < 4; i++)
 589                 printk(KERN_ERR " IOP_HOSE_%d_INIT:     0x%16lx\n",
 590                        i, iop->iop_hose[i].init.csr);
 591         for (i = 0; i < 4; i++)
 592                 printk(KERN_ERR " IOP_DEV_INT_TARGET_%d: 0x%16lx\n",
 593                        i, iop->iop_dev_int[i].target.csr);
 594
 595         printk(KERN_ERR "\n");
 596 }
 597
 598 static void __init
 599 wildfire_dump_gp_regs(int qbbno)
 600 {
 601         wildfire_gp *gp = WILDFIRE_gp(qbbno);
 602         int i;
 603
 604         printk(KERN_ERR "GP registers for QBB %d (%p)\n", qbbno, gp);
 605         for (i = 0; i < 4; i++)
 606                 printk(KERN_ERR " GPA_QBB_MAP_%d:     0x%16lx\n",
 607                        i, gp->gpa_qbb_map[i].csr);
 608
 609         printk(KERN_ERR " GPA_MEM_POP_MAP:   0x%16lx\n",
 610                gp->gpa_mem_pop_map.csr);
 611         printk(KERN_ERR " GPA_SCRATCH:       0x%16lx\n", gp->gpa_scratch.csr);
 612         printk(KERN_ERR " GPA_DIAG:          0x%16lx\n", gp->gpa_diag.csr);
 613         printk(KERN_ERR " GPA_CONFIG_0:      0x%16lx\n", gp->gpa_config_0.csr);
 614         printk(KERN_ERR " GPA_INIT_ID:       0x%16lx\n", gp->gpa_init_id.csr);
 615         printk(KERN_ERR " GPA_CONFIG_2:      0x%16lx\n", gp->gpa_config_2.csr);
 616
 617         printk(KERN_ERR "\n");
 618 }
 619 #endif /* DUMP_REGS */
 620
 621 #if DEBUG_DUMP_CONFIG
 622 static void __init
 623 wildfire_dump_hardware_config(void)
 624 {
 625         int i;
 626
 627         printk(KERN_ERR "Probed Hardware Configuration\n");
 628
 629         printk(KERN_ERR " hard_qbb_mask:  0x%16lx\n", wildfire_hard_qbb_mask);
 630         printk(KERN_ERR " soft_qbb_mask:  0x%16lx\n", wildfire_soft_qbb_mask);
 631
 632         printk(KERN_ERR " gp_mask:        0x%16lx\n", wildfire_gp_mask);
 633         printk(KERN_ERR " hs_mask:        0x%16lx\n", wildfire_hs_mask);
 634         printk(KERN_ERR " iop_mask:       0x%16lx\n", wildfire_iop_mask);
 635         printk(KERN_ERR " ior_mask:       0x%16lx\n", wildfire_ior_mask);
 636         printk(KERN_ERR " pca_mask:       0x%16lx\n", wildfire_pca_mask);
 637
 638         printk(KERN_ERR " cpu_mask:       0x%16lx\n", wildfire_cpu_mask);
 639         printk(KERN_ERR " mem_mask:       0x%16lx\n", wildfire_mem_mask);
 640
 641         printk(" hard_qbb_map: ");
 642         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
 643             if (wildfire_hard_qbb_map[i] == QBB_MAP_EMPTY)
 644                 printk("--- ");
 645             else
 646                 printk("%3d ", wildfire_hard_qbb_map[i]);
 647         printk("\n");
 648
 649         printk(" soft_qbb_map: ");
 650         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
 651             if (wildfire_soft_qbb_map[i] == QBB_MAP_EMPTY)
 652                 printk("--- ");
 653             else
 654                 printk("%3d ", wildfire_soft_qbb_map[i]);
 655         printk("\n");
 656 }
 657 #endif /* DUMP_CONFIG */