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TOMOYO Linux Cross Reference
Linux/arch/alpha/kernel/core_wildfire.c

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  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 static 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,
115                                        SMP_CACHE_BYTES);
116         hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x08000000,
117                                        SMP_CACHE_BYTES);
118 
119         pci = WILDFIRE_pci(qbbno, hoseno);
120 
121         pci->pci_window[0].wbase.csr = hose->sg_isa->dma_base | 3;
122         pci->pci_window[0].wmask.csr = (hose->sg_isa->size - 1) & 0xfff00000;
123         pci->pci_window[0].tbase.csr = virt_to_phys(hose->sg_isa->ptes);
124 
125         pci->pci_window[1].wbase.csr = 0x40000000 | 1;
126         pci->pci_window[1].wmask.csr = (0x40000000 -1) & 0xfff00000;
127         pci->pci_window[1].tbase.csr = 0;
128 
129         pci->pci_window[2].wbase.csr = 0x80000000 | 1;
130         pci->pci_window[2].wmask.csr = (0x40000000 -1) & 0xfff00000;
131         pci->pci_window[2].tbase.csr = 0x40000000;
132 
133         pci->pci_window[3].wbase.csr = hose->sg_pci->dma_base | 3;
134         pci->pci_window[3].wmask.csr = (hose->sg_pci->size - 1) & 0xfff00000;
135         pci->pci_window[3].tbase.csr = virt_to_phys(hose->sg_pci->ptes);
136 
137         wildfire_pci_tbi(hose, 0, 0); /* Flush TLB at the end. */
138 }
139 
140 static void __init
141 wildfire_init_pca(int qbbno, int pcano)
142 {
143 
144         /* Test for PCA existence first. */
145         if (!WILDFIRE_PCA_EXISTS(qbbno, pcano))
146             return;
147 
148 #if DEBUG_DUMP_REGS
149         wildfire_dump_pca_regs(qbbno, pcano);
150 #endif
151 
152         /* Do both hoses of the PCA. */
153         wildfire_init_hose(qbbno, (pcano << 1) + 0);
154         wildfire_init_hose(qbbno, (pcano << 1) + 1);
155 }
156 
157 static void __init
158 wildfire_init_qbb(int qbbno)
159 {
160         int pcano;
161 
162         /* Test for QBB existence first. */
163         if (!WILDFIRE_QBB_EXISTS(qbbno))
164                 return;
165 
166 #if DEBUG_DUMP_REGS
167         wildfire_dump_qsa_regs(qbbno);
168         wildfire_dump_qsd_regs(qbbno);
169         wildfire_dump_iop_regs(qbbno);
170         wildfire_dump_gp_regs(qbbno);
171 #endif
172 
173         /* Init all PCAs here. */
174         for (pcano = 0; pcano < WILDFIRE_PCA_PER_QBB; pcano++) {
175                 wildfire_init_pca(qbbno, pcano);
176         }
177 }
178 
179 static void __init
180 wildfire_hardware_probe(void)
181 {
182         unsigned long temp;
183         unsigned int hard_qbb, soft_qbb;
184         wildfire_fast_qsd *fast = WILDFIRE_fast_qsd();
185         wildfire_qsd *qsd;
186         wildfire_qsa *qsa;
187         wildfire_iop *iop;
188         wildfire_gp *gp;
189         wildfire_ne *ne;
190         wildfire_fe *fe;
191         int i;
192 
193         temp = fast->qsd_whami.csr;
194 #if 0
195         printk(KERN_ERR "fast QSD_WHAMI at base %p is 0x%lx\n", fast, temp);
196 #endif
197 
198         hard_qbb = (temp >> 8) & 7;
199         soft_qbb = (temp >> 4) & 7;
200 
201         /* Init the HW configuration variables. */
202         wildfire_hard_qbb_mask = (1 << hard_qbb);
203         wildfire_soft_qbb_mask = (1 << soft_qbb);
204 
205         wildfire_gp_mask = 0;
206         wildfire_hs_mask = 0;
207         wildfire_iop_mask = 0;
208         wildfire_ior_mask = 0;
209         wildfire_pca_mask = 0;
210 
211         wildfire_cpu_mask = 0;
212         wildfire_mem_mask = 0;
213 
214         memset(wildfire_hard_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
215         memset(wildfire_soft_qbb_map, QBB_MAP_EMPTY, WILDFIRE_MAX_QBB);
216 
217         /* First, determine which QBBs are present. */
218         qsa = WILDFIRE_qsa(soft_qbb);
219 
220         temp = qsa->qsa_qbb_id.csr;
221 #if 0
222         printk(KERN_ERR "QSA_QBB_ID at base %p is 0x%lx\n", qsa, temp);
223 #endif
224 
225         if (temp & 0x40) /* Is there an HS? */
226                 wildfire_hs_mask = 1;
227 
228         if (temp & 0x20) { /* Is there a GP? */
229                 gp = WILDFIRE_gp(soft_qbb);
230                 temp = 0;
231                 for (i = 0; i < 4; i++) {
232                         temp |= gp->gpa_qbb_map[i].csr << (i * 8);
233 #if 0
234                         printk(KERN_ERR "GPA_QBB_MAP[%d] at base %p is 0x%lx\n",
235                                i, gp, temp);
236 #endif
237                 }
238 
239                 for (hard_qbb = 0; hard_qbb < WILDFIRE_MAX_QBB; hard_qbb++) {
240                         if (temp & 8) { /* Is there a QBB? */
241                                 soft_qbb = temp & 7;
242                                 wildfire_hard_qbb_mask |= (1 << hard_qbb);
243                                 wildfire_soft_qbb_mask |= (1 << soft_qbb);
244                         }
245                         temp >>= 4;
246                 }
247                 wildfire_gp_mask = wildfire_soft_qbb_mask;
248         }
249 
250         /* Next determine each QBBs resources. */
251         for (soft_qbb = 0; soft_qbb < WILDFIRE_MAX_QBB; soft_qbb++) {
252             if (WILDFIRE_QBB_EXISTS(soft_qbb)) {
253                 qsd = WILDFIRE_qsd(soft_qbb);
254                 temp = qsd->qsd_whami.csr;
255 #if 0
256         printk(KERN_ERR "QSD_WHAMI at base %p is 0x%lx\n", qsd, temp);
257 #endif
258                 hard_qbb = (temp >> 8) & 7;
259                 wildfire_hard_qbb_map[hard_qbb] = soft_qbb;
260                 wildfire_soft_qbb_map[soft_qbb] = hard_qbb;
261 
262                 qsa = WILDFIRE_qsa(soft_qbb);
263                 temp = qsa->qsa_qbb_pop[0].csr;
264 #if 0
265         printk(KERN_ERR "QSA_QBB_POP_0 at base %p is 0x%lx\n", qsa, temp);
266 #endif
267                 wildfire_cpu_mask |= ((temp >> 0) & 0xf) << (soft_qbb << 2);
268                 wildfire_mem_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
269 
270                 temp = qsa->qsa_qbb_pop[1].csr;
271 #if 0
272         printk(KERN_ERR "QSA_QBB_POP_1 at base %p is 0x%lx\n", qsa, temp);
273 #endif
274                 wildfire_iop_mask |= (1 << soft_qbb);
275                 wildfire_ior_mask |= ((temp >> 4) & 0xf) << (soft_qbb << 2);
276 
277                 temp = qsa->qsa_qbb_id.csr;
278 #if 0
279         printk(KERN_ERR "QSA_QBB_ID at %p is 0x%lx\n", qsa, temp);
280 #endif
281                 if (temp & 0x20)
282                     wildfire_gp_mask |= (1 << soft_qbb);
283 
284                 /* Probe for PCA existence here. */
285                 for (i = 0; i < WILDFIRE_PCA_PER_QBB; i++) {
286                     iop = WILDFIRE_iop(soft_qbb);
287                     ne = WILDFIRE_ne(soft_qbb, i);
288                     fe = WILDFIRE_fe(soft_qbb, i);
289 
290                     if ((iop->iop_hose[i].init.csr & 1) == 1 &&
291                         ((ne->ne_what_am_i.csr & 0xf00000300UL) == 0x100000300UL) &&
292                         ((fe->fe_what_am_i.csr & 0xf00000300UL) == 0x100000200UL))
293                     {
294                         wildfire_pca_mask |= 1 << ((soft_qbb << 2) + i);
295                     }
296                 }
297 
298             }
299         }
300 #if DEBUG_DUMP_CONFIG
301         wildfire_dump_hardware_config();
302 #endif
303 }
304 
305 void __init
306 wildfire_init_arch(void)
307 {
308         int qbbno;
309 
310         /* With multiple PCI buses, we play with I/O as physical addrs.  */
311         ioport_resource.end = ~0UL;
312 
313 
314         /* Probe the hardware for info about configuration. */
315         wildfire_hardware_probe();
316 
317         /* Now init all the found QBBs. */
318         for (qbbno = 0; qbbno < WILDFIRE_MAX_QBB; qbbno++) {
319                 wildfire_init_qbb(qbbno);
320         }
321 
322         /* Normal direct PCI DMA mapping. */ 
323         __direct_map_base = 0x40000000UL;
324         __direct_map_size = 0x80000000UL;
325 }
326 
327 void
328 wildfire_machine_check(unsigned long vector, unsigned long la_ptr)
329 {
330         mb();
331         mb();  /* magic */
332         draina();
333         /* FIXME: clear pci errors */
334         wrmces(0x7);
335         mb();
336 
337         process_mcheck_info(vector, la_ptr, "WILDFIRE",
338                             mcheck_expected(smp_processor_id()));
339 }
340 
341 void
342 wildfire_kill_arch(int mode)
343 {
344 }
345 
346 void
347 wildfire_pci_tbi(struct pci_controller *hose, dma_addr_t start, dma_addr_t end)
348 {
349         int qbbno = hose->index >> 3;
350         int hoseno = hose->index & 7;
351         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
352 
353         mb();
354         pci->pci_flush_tlb.csr; /* reading does the trick */
355 }
356 
357 static int
358 mk_conf_addr(struct pci_bus *pbus, unsigned int device_fn, int where,
359              unsigned long *pci_addr, unsigned char *type1)
360 {
361         struct pci_controller *hose = pbus->sysdata;
362         unsigned long addr;
363         u8 bus = pbus->number;
364 
365         DBG_CFG(("mk_conf_addr(bus=%d ,device_fn=0x%x, where=0x%x, "
366                  "pci_addr=0x%p, type1=0x%p)\n",
367                  bus, device_fn, where, pci_addr, type1));
368 
369         if (!pbus->parent) /* No parent means peer PCI bus. */
370                 bus = 0;
371         *type1 = (bus != 0);
372 
373         addr = (bus << 16) | (device_fn << 8) | where;
374         addr |= hose->config_space_base;
375                 
376         *pci_addr = addr;
377         DBG_CFG(("mk_conf_addr: returning pci_addr 0x%lx\n", addr));
378         return 0;
379 }
380 
381 static int 
382 wildfire_read_config(struct pci_bus *bus, unsigned int devfn, int where,
383                      int size, u32 *value)
384 {
385         unsigned long addr;
386         unsigned char type1;
387 
388         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
389                 return PCIBIOS_DEVICE_NOT_FOUND;
390 
391         switch (size) {
392         case 1:
393                 *value = __kernel_ldbu(*(vucp)addr);
394                 break;
395         case 2:
396                 *value = __kernel_ldwu(*(vusp)addr);
397                 break;
398         case 4:
399                 *value = *(vuip)addr;
400                 break;
401         }
402 
403         return PCIBIOS_SUCCESSFUL;
404 }
405 
406 static int 
407 wildfire_write_config(struct pci_bus *bus, unsigned int devfn, int where,
408                       int size, u32 value)
409 {
410         unsigned long addr;
411         unsigned char type1;
412 
413         if (mk_conf_addr(bus, devfn, where, &addr, &type1))
414                 return PCIBIOS_DEVICE_NOT_FOUND;
415 
416         switch (size) {
417         case 1:
418                 __kernel_stb(value, *(vucp)addr);
419                 mb();
420                 __kernel_ldbu(*(vucp)addr);
421                 break;
422         case 2:
423                 __kernel_stw(value, *(vusp)addr);
424                 mb();
425                 __kernel_ldwu(*(vusp)addr);
426                 break;
427         case 4:
428                 *(vuip)addr = value;
429                 mb();
430                 *(vuip)addr;
431                 break;
432         }
433 
434         return PCIBIOS_SUCCESSFUL;
435 }
436 
437 struct pci_ops wildfire_pci_ops =
438 {
439         .read =         wildfire_read_config,
440         .write =        wildfire_write_config,
441 };
442 
443 #if DEBUG_DUMP_REGS
444 
445 static void __init
446 wildfire_dump_pci_regs(int qbbno, int hoseno)
447 {
448         wildfire_pci *pci = WILDFIRE_pci(qbbno, hoseno);
449         int i;
450 
451         printk(KERN_ERR "PCI registers for QBB %d hose %d (%p)\n",
452                qbbno, hoseno, pci);
453 
454         printk(KERN_ERR " PCI_IO_ADDR_EXT: 0x%16lx\n",
455                pci->pci_io_addr_ext.csr);
456         printk(KERN_ERR " PCI_CTRL:        0x%16lx\n", pci->pci_ctrl.csr);
457         printk(KERN_ERR " PCI_ERR_SUM:     0x%16lx\n", pci->pci_err_sum.csr);
458         printk(KERN_ERR " PCI_ERR_ADDR:    0x%16lx\n", pci->pci_err_addr.csr);
459         printk(KERN_ERR " PCI_STALL_CNT:   0x%16lx\n", pci->pci_stall_cnt.csr);
460         printk(KERN_ERR " PCI_PEND_INT:    0x%16lx\n", pci->pci_pend_int.csr);
461         printk(KERN_ERR " PCI_SENT_INT:    0x%16lx\n", pci->pci_sent_int.csr);
462 
463         printk(KERN_ERR " DMA window registers for QBB %d hose %d (%p)\n",
464                qbbno, hoseno, pci);
465         for (i = 0; i < 4; i++) {
466                 printk(KERN_ERR "  window %d: 0x%16lx 0x%16lx 0x%16lx\n", i,
467                        pci->pci_window[i].wbase.csr,
468                        pci->pci_window[i].wmask.csr,
469                        pci->pci_window[i].tbase.csr);
470         }
471         printk(KERN_ERR "\n");
472 }
473 
474 static void __init
475 wildfire_dump_pca_regs(int qbbno, int pcano)
476 {
477         wildfire_pca *pca = WILDFIRE_pca(qbbno, pcano);
478         int i;
479 
480         printk(KERN_ERR "PCA registers for QBB %d PCA %d (%p)\n",
481                qbbno, pcano, pca);
482 
483         printk(KERN_ERR " PCA_WHAT_AM_I: 0x%16lx\n", pca->pca_what_am_i.csr);
484         printk(KERN_ERR " PCA_ERR_SUM:   0x%16lx\n", pca->pca_err_sum.csr);
485         printk(KERN_ERR " PCA_PEND_INT:  0x%16lx\n", pca->pca_pend_int.csr);
486         printk(KERN_ERR " PCA_SENT_INT:  0x%16lx\n", pca->pca_sent_int.csr);
487         printk(KERN_ERR " PCA_STDIO_EL:  0x%16lx\n",
488                pca->pca_stdio_edge_level.csr);
489 
490         printk(KERN_ERR " PCA target registers for QBB %d PCA %d (%p)\n",
491                qbbno, pcano, pca);
492         for (i = 0; i < 4; i++) {
493           printk(KERN_ERR "  target %d: 0x%16lx 0x%16lx\n", i,
494                        pca->pca_int[i].target.csr,
495                        pca->pca_int[i].enable.csr);
496         }
497 
498         printk(KERN_ERR "\n");
499 }
500 
501 static void __init
502 wildfire_dump_qsa_regs(int qbbno)
503 {
504         wildfire_qsa *qsa = WILDFIRE_qsa(qbbno);
505         int i;
506 
507         printk(KERN_ERR "QSA registers for QBB %d (%p)\n", qbbno, qsa);
508 
509         printk(KERN_ERR " QSA_QBB_ID:      0x%16lx\n", qsa->qsa_qbb_id.csr);
510         printk(KERN_ERR " QSA_PORT_ENA:    0x%16lx\n", qsa->qsa_port_ena.csr);
511         printk(KERN_ERR " QSA_REF_INT:     0x%16lx\n", qsa->qsa_ref_int.csr);
512 
513         for (i = 0; i < 5; i++)
514                 printk(KERN_ERR " QSA_CONFIG_%d:    0x%16lx\n",
515                        i, qsa->qsa_config[i].csr);
516 
517         for (i = 0; i < 2; i++)
518                 printk(KERN_ERR " QSA_QBB_POP_%d:   0x%16lx\n",
519                        i, qsa->qsa_qbb_pop[0].csr);
520 
521         printk(KERN_ERR "\n");
522 }
523 
524 static void __init
525 wildfire_dump_qsd_regs(int qbbno)
526 {
527         wildfire_qsd *qsd = WILDFIRE_qsd(qbbno);
528 
529         printk(KERN_ERR "QSD registers for QBB %d (%p)\n", qbbno, qsd);
530 
531         printk(KERN_ERR " QSD_WHAMI:         0x%16lx\n", qsd->qsd_whami.csr);
532         printk(KERN_ERR " QSD_REV:           0x%16lx\n", qsd->qsd_rev.csr);
533         printk(KERN_ERR " QSD_PORT_PRESENT:  0x%16lx\n",
534                qsd->qsd_port_present.csr);
535         printk(KERN_ERR " QSD_PORT_ACTIVE:   0x%16lx\n",
536                qsd->qsd_port_active.csr);
537         printk(KERN_ERR " QSD_FAULT_ENA:     0x%16lx\n",
538                qsd->qsd_fault_ena.csr);
539         printk(KERN_ERR " QSD_CPU_INT_ENA:   0x%16lx\n",
540                qsd->qsd_cpu_int_ena.csr);
541         printk(KERN_ERR " QSD_MEM_CONFIG:    0x%16lx\n",
542                qsd->qsd_mem_config.csr);
543         printk(KERN_ERR " QSD_ERR_SUM:       0x%16lx\n",
544                qsd->qsd_err_sum.csr);
545 
546         printk(KERN_ERR "\n");
547 }
548 
549 static void __init
550 wildfire_dump_iop_regs(int qbbno)
551 {
552         wildfire_iop *iop = WILDFIRE_iop(qbbno);
553         int i;
554 
555         printk(KERN_ERR "IOP registers for QBB %d (%p)\n", qbbno, iop);
556 
557         printk(KERN_ERR " IOA_CONFIG:          0x%16lx\n", iop->ioa_config.csr);
558         printk(KERN_ERR " IOD_CONFIG:          0x%16lx\n", iop->iod_config.csr);
559         printk(KERN_ERR " IOP_SWITCH_CREDITS:  0x%16lx\n",
560                iop->iop_switch_credits.csr);
561         printk(KERN_ERR " IOP_HOSE_CREDITS:    0x%16lx\n",
562                iop->iop_hose_credits.csr);
563 
564         for (i = 0; i < 4; i++) 
565                 printk(KERN_ERR " IOP_HOSE_%d_INIT:     0x%16lx\n",
566                        i, iop->iop_hose[i].init.csr);
567         for (i = 0; i < 4; i++) 
568                 printk(KERN_ERR " IOP_DEV_INT_TARGET_%d: 0x%16lx\n",
569                        i, iop->iop_dev_int[i].target.csr);
570 
571         printk(KERN_ERR "\n");
572 }
573 
574 static void __init
575 wildfire_dump_gp_regs(int qbbno)
576 {
577         wildfire_gp *gp = WILDFIRE_gp(qbbno);
578         int i;
579 
580         printk(KERN_ERR "GP registers for QBB %d (%p)\n", qbbno, gp);
581         for (i = 0; i < 4; i++) 
582                 printk(KERN_ERR " GPA_QBB_MAP_%d:     0x%16lx\n",
583                        i, gp->gpa_qbb_map[i].csr);
584 
585         printk(KERN_ERR " GPA_MEM_POP_MAP:   0x%16lx\n",
586                gp->gpa_mem_pop_map.csr);
587         printk(KERN_ERR " GPA_SCRATCH:       0x%16lx\n", gp->gpa_scratch.csr);
588         printk(KERN_ERR " GPA_DIAG:          0x%16lx\n", gp->gpa_diag.csr);
589         printk(KERN_ERR " GPA_CONFIG_0:      0x%16lx\n", gp->gpa_config_0.csr);
590         printk(KERN_ERR " GPA_INIT_ID:       0x%16lx\n", gp->gpa_init_id.csr);
591         printk(KERN_ERR " GPA_CONFIG_2:      0x%16lx\n", gp->gpa_config_2.csr);
592 
593         printk(KERN_ERR "\n");
594 }
595 #endif /* DUMP_REGS */
596 
597 #if DEBUG_DUMP_CONFIG
598 static void __init
599 wildfire_dump_hardware_config(void)
600 {
601         int i;
602 
603         printk(KERN_ERR "Probed Hardware Configuration\n");
604 
605         printk(KERN_ERR " hard_qbb_mask:  0x%16lx\n", wildfire_hard_qbb_mask);
606         printk(KERN_ERR " soft_qbb_mask:  0x%16lx\n", wildfire_soft_qbb_mask);
607 
608         printk(KERN_ERR " gp_mask:        0x%16lx\n", wildfire_gp_mask);
609         printk(KERN_ERR " hs_mask:        0x%16lx\n", wildfire_hs_mask);
610         printk(KERN_ERR " iop_mask:       0x%16lx\n", wildfire_iop_mask);
611         printk(KERN_ERR " ior_mask:       0x%16lx\n", wildfire_ior_mask);
612         printk(KERN_ERR " pca_mask:       0x%16lx\n", wildfire_pca_mask);
613 
614         printk(KERN_ERR " cpu_mask:       0x%16lx\n", wildfire_cpu_mask);
615         printk(KERN_ERR " mem_mask:       0x%16lx\n", wildfire_mem_mask);
616 
617         printk(" hard_qbb_map: ");
618         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
619             if (wildfire_hard_qbb_map[i] == QBB_MAP_EMPTY)
620                 printk("--- ");
621             else
622                 printk("%3d ", wildfire_hard_qbb_map[i]);
623         printk("\n");
624 
625         printk(" soft_qbb_map: ");
626         for (i = 0; i < WILDFIRE_MAX_QBB; i++)
627             if (wildfire_soft_qbb_map[i] == QBB_MAP_EMPTY)
628                 printk("--- ");
629             else
630                 printk("%3d ", wildfire_soft_qbb_map[i]);
631         printk("\n");
632 }
633 #endif /* DUMP_CONFIG */
634 

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