arch/alpha/kernel/core_wildfire.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  *  linux/arch/alpha/kernel/core_wildfire.c
   4  *
   5  *  Wildfire support.
   6  *
   7  *  Copyright (C) 2000 Andrea Arcangeli <andrea@suse.de> SuSE
   8  */
   9
  10 #define __EXTERN_INLINE inline
  11 #include <asm/io.h>
  12 #include <asm/core_wildfire.h>
  13 #undef __EXTERN_INLINE
  14
  15 #include <linux/types.h>
  16 #include <linux/pci.h>
  17 #include <linux/sched.h>
  18 #include <linux/init.h>
  19
  20 #include <asm/ptrace.h>
  21 #include <asm/smp.h>
  22
  23 #include "proto.h"
  24 #include "pci_impl.h"
  25
  26 #define DEBUG_CONFIG 0
  27 #define DEBUG_DUMP_REGS 0
  28 #define DEBUG_DUMP_CONFIG 1
  29
  30 #if DEBUG_CONFIG
  31 # define DBG_CFG(args)  printk args
  32 #else
  33 # define DBG_CFG(args)
  34 #endif
  35
  36 #if DEBUG_DUMP_REGS
  37 static void wildfire_dump_pci_regs(int qbbno, int hoseno);
  38 static void wildfire_dump_pca_regs(int qbbno, int pcano);
  39 static void wildfire_dump_qsa_regs(int qbbno);
  40 static void wildfire_dump_qsd_regs(int qbbno);
  41 static void wildfire_dump_iop_regs(int qbbno);
  42 static void wildfire_dump_gp_regs(int qbbno);
  43 #endif
  44 #if DEBUG_DUMP_CONFIG
  45 static void wildfire_dump_hardware_config(void);
  46 #endif
  47
  48 unsigned char wildfire_hard_qbb_map[WILDFIRE_MAX_QBB];
  49 unsigned char wildfire_soft_qbb_map[WILDFIRE_MAX_QBB];
  50 #define QBB_MAP_EMPTY   0xff
  51
  52 unsigned long wildfire_hard_qbb_mask;
  53 unsigned long wildfire_soft_qbb_mask;
  54 unsigned long wildfire_gp_mask;
  55 unsigned long wildfire_hs_mask;
  56 unsigned long wildfire_iop_mask;
  57 unsigned long wildfire_ior_mask;
  58 unsigned long wildfire_pca_mask;
  59 unsigned long wildfire_cpu_mask;
  60 unsigned long wildfire_mem_mask;
  61
  62 void __init
  63 wildfire_init_hose(int qbbno, int hoseno)
  64 {
  65         struct pci_controller *hose;
  66         wildfire_pci *pci;
  67
  68         hose = alloc_pci_controller();
  69         hose->io_space = alloc_resource();
  70         hose->mem_space = alloc_resource();
  71
  72         /* This is for userland consumption. */
  73         hose->sparse_mem_base = 0;
  74         hose->sparse_io_base  = 0;
  75         hose->dense_mem_base  = WILDFIRE_MEM(qbbno, hoseno);
  76         hose->dense_io_base   = WILDFIRE_IO(qbbno, hoseno);
  77
  78         hose->config_space_base = WILDFIRE_CONF(qbbno, hoseno);
  79         hose->index = (qbbno << 3) + hoseno;
  80
  81         hose->io_space->start = WILDFIRE_IO(qbbno, hoseno) - WILDFIRE_IO_BIAS;
  82         hose->io_space->end = hose->io_space->start + WILDFIRE_IO_SPACE - 1;
  83         hose->io_space->name = pci_io_names[hoseno];
  84         hose->io_space->flags = IORESOURCE_IO;
  85
  86         hose->mem_space->start = WILDFIRE_MEM(qbbno, hoseno)-WILDFIRE_MEM_BIAS;
  87         hose->mem_space->end = hose->mem_space->start + 0xffffffff;
  88         hose->mem_space->name = pci_mem_names[hoseno];
  89         hose->mem_space->flags = IORESOURCE_MEM;
  90
  91         if (request_resource(&ioport_resource, hose->io_space) < 0)
  92                 printk(KERN_ERR "Failed to request IO on qbb %d hose %d\n",
  93                        qbbno, hoseno);
  94         if (request_resource(&iomem_resource, hose->mem_space) < 0)
  95                 printk(KERN_ERR "Failed to request MEM on qbb %d hose %d\n",
  96                        qbbno, hoseno);
  97
  98 #if DEBUG_DUMP_REGS
  99         wildfire_dump_pci_regs(qbbno, hoseno);
 100 #endif
 101
 102         /*
 103          * Set up the PCI to main memory translation windows.
 104          *
 105          * Note: Window 3 is scatter-gather only
 106          *
 107          * Window 0 is scatter-gather 8MB at 8MB (for isa)
 108          * Window 1 is direct access 1GB at 1GB
 109          * Window 2 is direct access 1GB at 2GB
 110          * Window 3 is scatter-gather 128MB at 3GB
 111          * ??? We ought to scale window 3 memory.
 112          *
 113          */
 114         hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
 115         hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x08000000, 0);
 116
 117         pci = WILDFIRE_pci(qbbno, hoseno);
 118
 119         pci->pci_window[0].wbase.csr = hose->sg_isa->dma_base | 3;
 120         pci->pci_window[0].wmask.csr = (hose->sg_isa->size - 1) & 0xfff00000;
 121         pci->pci_window[0].tbase.csr = virt_to_phys(hose->sg_isa->ptes);
 122
 123         pci->pci_window[1].wbase.csr = 0x40000000 | 1;
 124         pci->pci_window[1].wmask.csr = (0x40000000 -1) & 0xfff00000;
 125         pci->pci_window[1].tbase.csr = 0;
 126
 127         pci->pci_window[2].wbase.csr = 0x80000000 | 1;
 128         pci->pci_window[2].wmask.csr = (0x40000000 -1) & 0xfff00000;
 129         pci->pci_window[2].tbase.csr = 0x40000000;
 130
 131         pci->pci_window[3].wbase.csr = hose->sg_pci->dma_base | 3;
 132         pci->pci_window[3].wmask.csr = (hose->sg_pci->size - 1) & 0xfff00000;
 133         pci->pci_window[3].tbase.csr = virt_to_phys(hose->sg_pci->ptes);
 134
 135         wildfire_pci_tbi(hose, 0, 0); /* Flush TLB at the end. */
 136 }
 137
 138 void __init
 139 wildfire_init_pca(int qbbno, int pcano)
 140 {
 141
 142         /* Test for PCA existence first. */
 143         if (!WILDFIRE_PCA_EXISTS(qbbno, pcano))
 144             return;
 145
 146 #if DEBUG_DUMP_REGS
 147         wildfire_dump_pca_regs(qbbno, pcano);
 148 #endif
 149
 150         /* Do both hoses of the PCA. */
 151         wildfire_init_hose(qbbno, (pcano << 1) + 0);
 152         wildfire_init_hose(qbbno, (pcano << 1) + 1);
 153 }
 154
 155 void __init
 156 wildfire_init_qbb(int qbbno)
 157 {
 158         int pcano;
 159
 160         /* Test for QBB existence first. */
 161         if (!WILDFIRE_QBB_EXISTS(qbbno))
 162                 return;
 163
 164 #if DEBUG_DUMP_REGS
 165         wildfire_dump_qsa_regs(qbbno);
 166         wildfire_dump_qsd_regs(qbbno);
 167         wildfire_dump_iop_regs(qbbno);
 168         wildfire_dump_gp_regs(qbbno);
 169 #endif
 170
 171         /* Init all PCAs here. */
 172         for (pcano = 0; pcano < WILDFIRE_PCA_PER_QBB; pcano++) {
 173                 wildfire_init_pca(qbbno, pcano);
 174         }
 175 }
 176
 177 void __init
 178 wildfire_hardware_probe(void)
 179 {
 180         unsigned long temp;
 181         unsigned int hard_qbb, soft_qbb;
 182         wildfire_fast_qsd *fast = WILDFIRE_fast_qsd();
 183         wildfire_qsd *qsd;
 184         wildfire_qsa *qsa;
 185         wildfire_iop *iop;
 186         wildfire_gp *gp;
 187         wildfire_ne *ne;
 188         wildfire_fe *fe;
 189         int i;
 190
 191         temp = fast->qsd_whami.csr;
 192 #if 0
 193         printk(KERN_ERR "fast QSD_WHAMI at base %p is 0x%lx\n", fast, temp);
 194 #endif
 195
 196         hard_qbb = (temp >> 8) & 7;
 197         soft_qbb = (temp >> 4) & 7;
 198
 199         /* Init the HW configuration variables. */
 200         wildfire_hard_qbb_mask = (1 << hard_qbb);
 201         wildfire_soft_qbb_mask = (1 << soft_qbb);
 202
 203         wildfire_gp_mask = 0;
 204         wildfire_hs_mask = 0;
 205         wildfire_iop_mask = 0;
 206         wildfire_ior_mask = 0;
 207         wildfire_pca_mask = 0;
 208
 209         wildfire_cpu_mask = 0;
 210         wildfire_mem_mask = 0;
 211
 212         memset(wildfire_hard_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
 213         memset(wildfire_soft_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
 214
 215         /* First, determine which QBBs are present. */
 216         qsa = WILDFIRE_qsa(soft_qbb);
 217
 218         temp = qsa->qsa_qbb_id.csr;
 219 #if 0
 220         printk(KERN_ERR "QSA_QBB_ID at base %p is 0x%lx\n", qsa, temp);
 221 #endif
 222
 223         if (temp & 0x40) /* Is there an HS? */
 224                 wildfire_hs_mask = 1;
 225
 226         if (temp & 0x20) { /* Is there a GP? */
 227                 gp = WILDFIRE_gp(soft_qbb);
 228                 temp = 0;
 229                 for (i = 0; i < 4; i++) {
 230                         temp |= gp->gpa_qbb_map[i].csr << (i * 8);
 231 #if 0
 232                         printk(KERN_ERR "GPA_QBB_MAP[%d] at base %p is 0x%lx\n",
 233                                i, gp, temp);
 234 #endif
 235                 }
 236
 237                 for (hard_qbb = 0; hard_qbb < WILDFIRE_MAX_QBB; hard_qbb++) {
 238                         if (temp & 8) { /* Is there a QBB? */
 239                                 soft_qbb = temp & 7;
 240                                 wildfire_hard_qbb_mask |= (1 << hard_qbb);
 241                                 wildfire_soft_qbb_mask |= (1 << soft_qbb);
 242                         }
 243                         temp >>= 4;
 244                 }
 245                 wildfire_gp_mask = wildfire_soft_qbb_mask;
 246         }
 247
 248         /* Next determine each QBBs resources. */
 249         for (soft_qbb = 0; soft_qbb < WILDFIRE_MAX_QBB; soft_qbb++) {
 250             if (WILDFIRE_QBB_EXISTS(soft_qbb)) {
 251                 qsd = WILDFIRE_qsd(soft_qbb);
 252                 temp = qsd->qsd_whami.csr;
 253 #if 0
 254         printk(KERN_ERR "QSD_WHAMI at base %p is 0x%lx\n", qsd, temp);
 255 #endif
 256                 hard_qbb = (temp >> 8) & 7;
 257                 wildfire_hard_qbb_map[hard_qbb] = soft_qbb;
 258                 wildfire_soft_qbb_map[soft_qbb] = hard_qbb;
 259
 260                 qsa = WILDFIRE_qsa(soft_qbb);
 261                 temp = qsa->qsa_qbb_pop[0].csr;
 262 #if 0
 263         printk(KERN_ERR "QSA_QBB_POP_0 at base %p is 0x%lx\n", qsa, temp);
 264 #endif
 265                 wildfire_cpu_mask |= ((temp >> 0) & 0xf) << (soft_qbb << 2);
 266                 wildfire_mem_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
 267
 268                 temp = qsa->qsa_qbb_pop[1].csr;
 269 #if 0
 270         printk(KERN_ERR "QSA_QBB_POP_1 at base %p is 0x%lx\n", qsa, temp);
 271 #endif
 272                 wildfire_iop_mask |= (1 << soft_qbb);
 273                 wildfire_ior_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
 274
 275                 temp = qsa->qsa_qbb_id.csr;
 276 #if 0
 277         printk(KERN_ERR "QSA_QBB_ID at %p is 0x%lx\n", qsa, temp);
 278 #endif
 279                 if (temp & 0x20)
 280                     wildfire_gp_mask |= (1 << soft_qbb);
 281
 282                 /* Probe for PCA existence here. */
 283                 for (i = 0; i < WILDFIRE_PCA_PER_QBB; i++) {
 284                     iop = WILDFIRE_iop(soft_qbb);
 285                     ne = WILDFIRE_ne(soft_qbb, i);
 286                     fe = WILDFIRE_fe(soft_qbb, i);
 287
 288                     if ((iop->iop_hose[i].init.csr & 1) == 1 &&
 289                         ((ne->ne_what_am_i.csr & 0xf00000300UL) == 0x100000300UL) &&
 290                         ((fe->fe_what_am_i.csr & 0xf00000300UL) == 0x100000200UL))
 291                     {
 292                         wildfire_pca_mask |= 1 << ((soft_qbb << 2) + i);
 293                     }
 294                 }
 295
 296             }
 297         }
 298 #if DEBUG_DUMP_CONFIG
 299         wildfire_dump_hardware_config();
 300 #endif
 301 }
 302
 303 void __init
 304 wildfire_init_arch(void)
 305 {
 306         int qbbno;
 307
 308         /* With multiple PCI buses, we play with I/O as physical addrs.  */
 309         ioport_resource.end = ~0UL;
 310
 311
 312         /* Probe the hardware for info about configuration. */
 313         wildfire_hardware_probe();
 314
 315         /* Now init all the found QBBs. */
 316         for (qbbno = 0; qbbno < WILDFIRE_MAX_QBB; qbbno++) {
 317                 wildfire_init_qbb(qbbno);
 318         }
 319
 320         /* Normal direct PCI DMA mapping. */
 321         __direct_map_base = 0x40000000UL;
 322         __direct_map_size = 0x80000000UL;
 323 }
 324
 325 void
 326 wildfire_machine_check(unsigned long vector, unsigned long la_ptr)
 327 {
 328         mb();
 329         mb();  /* magic */
 330         draina();
 331         /* FIXME: clear pci errors */
 332         wrmces(0x7);
 333         mb();
 334
 335         process_mcheck_info(vector, la_ptr, "WILDFIRE",
 336                             mcheck_expected(smp_processor_id()));
 337 }
 338
 339 void
 340 wildfire_kill_arch(int mode)
 341 {
 342 }
 343
 344 void
 345 wildfire_pci_tbi(struct pci_controller *hose, dma_addr_t start, dma_addr_t end)
 346 {
 347         int qbbno = hose->index >> 3;
 348         int hoseno = hose->index & 7;
 349         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
 350
 351         mb();
 352         pci->pci_flush_tlb.csr; /* reading does the trick */
 353 }
 354
 355 static int
 356 mk_conf_addr(struct pci_bus *pbus, unsigned int device_fn, int where,
 357              unsigned long *pci_addr, unsigned char *type1)
 358 {
 359         struct pci_controller *hose = pbus->sysdata;
 360         unsigned long addr;
 361         u8 bus = pbus->number;
 362
 363         DBG_CFG(("mk_conf_addr(bus=%d ,device_fn=0x%x, where=0x%x, "
 364                  "pci_addr=0x%p, type1=0x%p)\n",
 365                  bus, device_fn, where, pci_addr, type1));
 366
 367         if (!pbus->parent) /* No parent means peer PCI bus. */
 368                 bus = 0;
 369         *type1 = (bus != 0);
 370
 371         addr = (bus << 16) | (device_fn << 8) | where;
 372         addr |= hose->config_space_base;
 373
 374         *pci_addr = addr;
 375         DBG_CFG(("mk_conf_addr: returning pci_addr 0x%lx\n", addr));
 376         return 0;
 377 }
 378
 379 static int
 380 wildfire_read_config(struct pci_bus *bus, unsigned int devfn, int where,
 381                      int size, u32 *value)
 382 {
 383         unsigned long addr;
 384         unsigned char type1;
 385
 386         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
 387                 return PCIBIOS_DEVICE_NOT_FOUND;
 388
 389         switch (size) {
 390         case 1:
 391                 *value = __kernel_ldbu(*(vucp)addr);
 392                 break;
 393         case 2:
 394                 *value = __kernel_ldwu(*(vusp)addr);
 395                 break;
 396         case 4:
 397                 *value = *(vuip)addr;
 398                 break;
 399         }
 400
 401         return PCIBIOS_SUCCESSFUL;
 402 }
 403
 404 static int
 405 wildfire_write_config(struct pci_bus *bus, unsigned int devfn, int where,
 406                       int size, u32 value)
 407 {
 408         unsigned long addr;
 409         unsigned char type1;
 410
 411         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
 412                 return PCIBIOS_DEVICE_NOT_FOUND;
 413
 414         switch (size) {
 415         case 1:
 416                 __kernel_stb(value, *(vucp)addr);
 417                 mb();
 418                 __kernel_ldbu(*(vucp)addr);
 419                 break;
 420         case 2:
 421                 __kernel_stw(value, *(vusp)addr);
 422                 mb();
 423                 __kernel_ldwu(*(vusp)addr);
 424                 break;
 425         case 4:
 426                 *(vuip)addr = value;
 427                 mb();
 428                 *(vuip)addr;
 429                 break;
 430         }
 431
 432         return PCIBIOS_SUCCESSFUL;
 433 }
 434
 435 struct pci_ops wildfire_pci_ops =
 436 {
 437         .read =         wildfire_read_config,
 438         .write =        wildfire_write_config,
 439 };
 440
 441 \f
 442 /*
 443  * NUMA Support
 444  */
 445 int wildfire_pa_to_nid(unsigned long pa)
 446 {
 447         return pa >> 36;
 448 }
 449
 450 int wildfire_cpuid_to_nid(int cpuid)
 451 {
 452         /* assume 4 CPUs per node */
 453         return cpuid >> 2;
 454 }
 455
 456 unsigned long wildfire_node_mem_start(int nid)
 457 {
 458         /* 64GB per node */
 459         return (unsigned long)nid * (64UL * 1024 * 1024 * 1024);
 460 }
 461
 462 unsigned long wildfire_node_mem_size(int nid)
 463 {
 464         /* 64GB per node */
 465         return 64UL * 1024 * 1024 * 1024;
 466 }
 467
 468 #if DEBUG_DUMP_REGS
 469
 470 static void __init
 471 wildfire_dump_pci_regs(int qbbno, int hoseno)
 472 {
 473         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
 474         int i;
 475
 476         printk(KERN_ERR "PCI registers for QBB %d hose %d (%p)\n",
 477                qbbno, hoseno, pci);
 478
 479         printk(KERN_ERR " PCI_IO_ADDR_EXT: 0x%16lx\n",
 480                pci->pci_io_addr_ext.csr);
 481         printk(KERN_ERR " PCI_CTRL:        0x%16lx\n", pci->pci_ctrl.csr);
 482         printk(KERN_ERR " PCI_ERR_SUM:     0x%16lx\n", pci->pci_err_sum.csr);
 483         printk(KERN_ERR " PCI_ERR_ADDR:    0x%16lx\n", pci->pci_err_addr.csr);
 484         printk(KERN_ERR " PCI_STALL_CNT:   0x%16lx\n", pci->pci_stall_cnt.csr);
 485         printk(KERN_ERR " PCI_PEND_INT:    0x%16lx\n", pci->pci_pend_int.csr);
 486         printk(KERN_ERR " PCI_SENT_INT:    0x%16lx\n", pci->pci_sent_int.csr);
 487
 488         printk(KERN_ERR " DMA window registers for QBB %d hose %d (%p)\n",
 489                qbbno, hoseno, pci);
 490         for (i = 0; i < 4; i++) {
 491                 printk(KERN_ERR "  window %d: 0x%16lx 0x%16lx 0x%16lx\n", i,
 492                        pci->pci_window[i].wbase.csr,
 493                        pci->pci_window[i].wmask.csr,
 494                        pci->pci_window[i].tbase.csr);
 495         }
 496         printk(KERN_ERR "\n");
 497 }
 498
 499 static void __init
 500 wildfire_dump_pca_regs(int qbbno, int pcano)
 501 {
 502         wildfire_pca *pca = WILDFIRE_pca(qbbno, pcano);
 503         int i;
 504
 505         printk(KERN_ERR "PCA registers for QBB %d PCA %d (%p)\n",
 506                qbbno, pcano, pca);
 507
 508         printk(KERN_ERR " PCA_WHAT_AM_I: 0x%16lx\n", pca->pca_what_am_i.csr);
 509         printk(KERN_ERR " PCA_ERR_SUM:   0x%16lx\n", pca->pca_err_sum.csr);
 510         printk(KERN_ERR " PCA_PEND_INT:  0x%16lx\n", pca->pca_pend_int.csr);
 511         printk(KERN_ERR " PCA_SENT_INT:  0x%16lx\n", pca->pca_sent_int.csr);
 512         printk(KERN_ERR " PCA_STDIO_EL:  0x%16lx\n",
 513                pca->pca_stdio_edge_level.csr);
 514
 515         printk(KERN_ERR " PCA target registers for QBB %d PCA %d (%p)\n",
 516                qbbno, pcano, pca);
 517         for (i = 0; i < 4; i++) {
 518           printk(KERN_ERR "  target %d: 0x%16lx 0x%16lx\n", i,
 519                        pca->pca_int[i].target.csr,
 520                        pca->pca_int[i].enable.csr);
 521         }
 522
 523         printk(KERN_ERR "\n");
 524 }
 525
 526 static void __init
 527 wildfire_dump_qsa_regs(int qbbno)
 528 {
 529         wildfire_qsa *qsa = WILDFIRE_qsa(qbbno);
 530         int i;
 531
 532         printk(KERN_ERR "QSA registers for QBB %d (%p)\n", qbbno, qsa);
 533
 534         printk(KERN_ERR " QSA_QBB_ID:      0x%16lx\n", qsa->qsa_qbb_id.csr);
 535         printk(KERN_ERR " QSA_PORT_ENA:    0x%16lx\n", qsa->qsa_port_ena.csr);
 536         printk(KERN_ERR " QSA_REF_INT:     0x%16lx\n", qsa->qsa_ref_int.csr);
 537
 538         for (i = 0; i < 5; i++)
 539                 printk(KERN_ERR " QSA_CONFIG_%d:    0x%16lx\n",
 540                        i, qsa->qsa_config[i].csr);
 541
 542         for (i = 0; i < 2; i++)
 543                 printk(KERN_ERR " QSA_QBB_POP_%d:   0x%16lx\n",
 544                        i, qsa->qsa_qbb_pop[0].csr);
 545
 546         printk(KERN_ERR "\n");
 547 }
 548
 549 static void __init
 550 wildfire_dump_qsd_regs(int qbbno)
 551 {
 552         wildfire_qsd *qsd = WILDFIRE_qsd(qbbno);
 553
 554         printk(KERN_ERR "QSD registers for QBB %d (%p)\n", qbbno, qsd);
 555
 556         printk(KERN_ERR " QSD_WHAMI:         0x%16lx\n", qsd->qsd_whami.csr);
 557         printk(KERN_ERR " QSD_REV:           0x%16lx\n", qsd->qsd_rev.csr);
 558         printk(KERN_ERR " QSD_PORT_PRESENT:  0x%16lx\n",
 559                qsd->qsd_port_present.csr);
 560         printk(KERN_ERR " QSD_PORT_ACTUVE:   0x%16lx\n",
 561                qsd->qsd_port_active.csr);
 562         printk(KERN_ERR " QSD_FAULT_ENA:     0x%16lx\n",
 563                qsd->qsd_fault_ena.csr);
 564         printk(KERN_ERR " QSD_CPU_INT_ENA:   0x%16lx\n",
 565                qsd->qsd_cpu_int_ena.csr);
 566         printk(KERN_ERR " QSD_MEM_CONFIG:    0x%16lx\n",
 567                qsd->qsd_mem_config.csr);
 568         printk(KERN_ERR " QSD_ERR_SUM:       0x%16lx\n",
 569                qsd->qsd_err_sum.csr);
 570
 571         printk(KERN_ERR "\n");
 572 }
 573
 574 static void __init
 575 wildfire_dump_iop_regs(int qbbno)
 576 {
 577         wildfire_iop *iop = WILDFIRE_iop(qbbno);
 578         int i;
 579
 580         printk(KERN_ERR "IOP registers for QBB %d (%p)\n", qbbno, iop);
 581
 582         printk(KERN_ERR " IOA_CONFIG:          0x%16lx\n", iop->ioa_config.csr);
 583         printk(KERN_ERR " IOD_CONFIG:          0x%16lx\n", iop->iod_config.csr);
 584         printk(KERN_ERR " IOP_SWITCH_CREDITS:  0x%16lx\n",
 585                iop->iop_switch_credits.csr);
 586         printk(KERN_ERR " IOP_HOSE_CREDITS:    0x%16lx\n",
 587                iop->iop_hose_credits.csr);
 588
 589         for (i = 0; i < 4; i++)
 590                 printk(KERN_ERR " IOP_HOSE_%d_INIT:     0x%16lx\n",
 591                        i, iop->iop_hose[i].init.csr);
 592         for (i = 0; i < 4; i++)
 593                 printk(KERN_ERR " IOP_DEV_INT_TARGET_%d: 0x%16lx\n",
 594                        i, iop->iop_dev_int[i].target.csr);
 595
 596         printk(KERN_ERR "\n");
 597 }
 598
 599 static void __init
 600 wildfire_dump_gp_regs(int qbbno)
 601 {
 602         wildfire_gp *gp = WILDFIRE_gp(qbbno);
 603         int i;
 604
 605         printk(KERN_ERR "GP registers for QBB %d (%p)\n", qbbno, gp);
 606         for (i = 0; i < 4; i++)
 607                 printk(KERN_ERR " GPA_QBB_MAP_%d:     0x%16lx\n",
 608                        i, gp->gpa_qbb_map[i].csr);
 609
 610         printk(KERN_ERR " GPA_MEM_POP_MAP:   0x%16lx\n",
 611                gp->gpa_mem_pop_map.csr);
 612         printk(KERN_ERR " GPA_SCRATCH:       0x%16lx\n", gp->gpa_scratch.csr);
 613         printk(KERN_ERR " GPA_DIAG:          0x%16lx\n", gp->gpa_diag.csr);
 614         printk(KERN_ERR " GPA_CONFIG_0:      0x%16lx\n", gp->gpa_config_0.csr);
 615         printk(KERN_ERR " GPA_INIT_ID:       0x%16lx\n", gp->gpa_init_id.csr);
 616         printk(KERN_ERR " GPA_CONFIG_2:      0x%16lx\n", gp->gpa_config_2.csr);
 617
 618         printk(KERN_ERR "\n");
 619 }
 620 #endif /* DUMP_REGS */
 621
 622 #if DEBUG_DUMP_CONFIG
 623 static void __init
 624 wildfire_dump_hardware_config(void)
 625 {
 626         int i;
 627
 628         printk(KERN_ERR "Probed Hardware Configuration\n");
 629
 630         printk(KERN_ERR " hard_qbb_mask:  0x%16lx\n", wildfire_hard_qbb_mask);
 631         printk(KERN_ERR " soft_qbb_mask:  0x%16lx\n", wildfire_soft_qbb_mask);
 632
 633         printk(KERN_ERR " gp_mask:        0x%16lx\n", wildfire_gp_mask);
 634         printk(KERN_ERR " hs_mask:        0x%16lx\n", wildfire_hs_mask);
 635         printk(KERN_ERR " iop_mask:       0x%16lx\n", wildfire_iop_mask);
 636         printk(KERN_ERR " ior_mask:       0x%16lx\n", wildfire_ior_mask);
 637         printk(KERN_ERR " pca_mask:       0x%16lx\n", wildfire_pca_mask);
 638
 639         printk(KERN_ERR " cpu_mask:       0x%16lx\n", wildfire_cpu_mask);
 640         printk(KERN_ERR " mem_mask:       0x%16lx\n", wildfire_mem_mask);
 641
 642         printk(" hard_qbb_map: ");
 643         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
 644             if (wildfire_hard_qbb_map[i] == QBB_MAP_EMPTY)
 645                 printk("--- ");
 646             else
 647                 printk("%3d ", wildfire_hard_qbb_map[i]);
 648         printk("\n");
 649
 650         printk(" soft_qbb_map: ");
 651         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
 652             if (wildfire_soft_qbb_map[i] == QBB_MAP_EMPTY)
 653                 printk("--- ");
 654             else
 655                 printk("%3d ", wildfire_soft_qbb_map[i]);
 656         printk("\n");
 657 }
 658 #endif /* DUMP_CONFIG */