arch/alpha/kernel/sys_dp264.c

   1 /*
   2  *      linux/arch/alpha/kernel/sys_dp264.c
   3  *
   4  *      Copyright (C) 1995 David A Rusling
   5  *      Copyright (C) 1996, 1999 Jay A Estabrook
   6  *      Copyright (C) 1998, 1999 Richard Henderson
   7  *
   8  *      Modified by Christopher C. Chimelis, 2001 to
   9  *      add support for the addition of Shark to the
  10  *      Tsunami family.
  11  *
  12  * Code supporting the DP264 (EV6+TSUNAMI).
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/types.h>
  17 #include <linux/mm.h>
  18 #include <linux/sched.h>
  19 #include <linux/pci.h>
  20 #include <linux/init.h>
  21 #include <linux/bitops.h>
  22
  23 #include <asm/ptrace.h>
  24 #include <asm/system.h>
  25 #include <asm/dma.h>
  26 #include <asm/irq.h>
  27 #include <asm/mmu_context.h>
  28 #include <asm/io.h>
  29 #include <asm/pgtable.h>
  30 #include <asm/core_tsunami.h>
  31 #include <asm/hwrpb.h>
  32 #include <asm/tlbflush.h>
  33
  34 #include "proto.h"
  35 #include "irq_impl.h"
  36 #include "pci_impl.h"
  37 #include "machvec_impl.h"
  38
  39
  40 /* Note mask bit is true for ENABLED irqs.  */
  41 static unsigned long cached_irq_mask;
  42 /* dp264 boards handle at max four CPUs */
  43 static unsigned long cpu_irq_affinity[4] = { 0UL, 0UL, 0UL, 0UL };
  44
  45 DEFINE_SPINLOCK(dp264_irq_lock);
  46
  47 static void
  48 tsunami_update_irq_hw(unsigned long mask)
  49 {
  50         register tsunami_cchip *cchip = TSUNAMI_cchip;
  51         unsigned long isa_enable = 1UL << 55;
  52         register int bcpu = boot_cpuid;
  53
  54 #ifdef CONFIG_SMP
  55         volatile unsigned long *dim0, *dim1, *dim2, *dim3;
  56         unsigned long mask0, mask1, mask2, mask3, dummy;
  57
  58         mask &= ~isa_enable;
  59         mask0 = mask & cpu_irq_affinity[0];
  60         mask1 = mask & cpu_irq_affinity[1];
  61         mask2 = mask & cpu_irq_affinity[2];
  62         mask3 = mask & cpu_irq_affinity[3];
  63
  64         if (bcpu == 0) mask0 |= isa_enable;
  65         else if (bcpu == 1) mask1 |= isa_enable;
  66         else if (bcpu == 2) mask2 |= isa_enable;
  67         else mask3 |= isa_enable;
  68
  69         dim0 = &cchip->dim0.csr;
  70         dim1 = &cchip->dim1.csr;
  71         dim2 = &cchip->dim2.csr;
  72         dim3 = &cchip->dim3.csr;
  73         if (!cpu_possible(0)) dim0 = &dummy;
  74         if (!cpu_possible(1)) dim1 = &dummy;
  75         if (!cpu_possible(2)) dim2 = &dummy;
  76         if (!cpu_possible(3)) dim3 = &dummy;
  77
  78         *dim0 = mask0;
  79         *dim1 = mask1;
  80         *dim2 = mask2;
  81         *dim3 = mask3;
  82         mb();
  83         *dim0;
  84         *dim1;
  85         *dim2;
  86         *dim3;
  87 #else
  88         volatile unsigned long *dimB;
  89         if (bcpu == 0) dimB = &cchip->dim0.csr;
  90         else if (bcpu == 1) dimB = &cchip->dim1.csr;
  91         else if (bcpu == 2) dimB = &cchip->dim2.csr;
  92         else dimB = &cchip->dim3.csr;
  93
  94         *dimB = mask | isa_enable;
  95         mb();
  96         *dimB;
  97 #endif
  98 }
  99
 100 static void
 101 dp264_enable_irq(unsigned int irq)
 102 {
 103         spin_lock(&dp264_irq_lock);
 104         cached_irq_mask |= 1UL << irq;
 105         tsunami_update_irq_hw(cached_irq_mask);
 106         spin_unlock(&dp264_irq_lock);
 107 }
 108
 109 static void
 110 dp264_disable_irq(unsigned int irq)
 111 {
 112         spin_lock(&dp264_irq_lock);
 113         cached_irq_mask &= ~(1UL << irq);
 114         tsunami_update_irq_hw(cached_irq_mask);
 115         spin_unlock(&dp264_irq_lock);
 116 }
 117
 118 static unsigned int
 119 dp264_startup_irq(unsigned int irq)
 120 {
 121         dp264_enable_irq(irq);
 122         return 0; /* never anything pending */
 123 }
 124
 125 static void
 126 dp264_end_irq(unsigned int irq)
 127 {
 128         if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
 129                 dp264_enable_irq(irq);
 130 }
 131
 132 static void
 133 clipper_enable_irq(unsigned int irq)
 134 {
 135         spin_lock(&dp264_irq_lock);
 136         cached_irq_mask |= 1UL << (irq - 16);
 137         tsunami_update_irq_hw(cached_irq_mask);
 138         spin_unlock(&dp264_irq_lock);
 139 }
 140
 141 static void
 142 clipper_disable_irq(unsigned int irq)
 143 {
 144         spin_lock(&dp264_irq_lock);
 145         cached_irq_mask &= ~(1UL << (irq - 16));
 146         tsunami_update_irq_hw(cached_irq_mask);
 147         spin_unlock(&dp264_irq_lock);
 148 }
 149
 150 static unsigned int
 151 clipper_startup_irq(unsigned int irq)
 152 {
 153         clipper_enable_irq(irq);
 154         return 0; /* never anything pending */
 155 }
 156
 157 static void
 158 clipper_end_irq(unsigned int irq)
 159 {
 160         if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
 161                 clipper_enable_irq(irq);
 162 }
 163
 164 static void
 165 cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
 166 {
 167         int cpu;
 168
 169         for (cpu = 0; cpu < 4; cpu++) {
 170                 unsigned long aff = cpu_irq_affinity[cpu];
 171                 if (cpu_isset(cpu, affinity))
 172                         aff |= 1UL << irq;
 173                 else
 174                         aff &= ~(1UL << irq);
 175                 cpu_irq_affinity[cpu] = aff;
 176         }
 177 }
 178
 179 static int
 180 dp264_set_affinity(unsigned int irq, const struct cpumask *affinity)
 181 {
 182         spin_lock(&dp264_irq_lock);
 183         cpu_set_irq_affinity(irq, *affinity);
 184         tsunami_update_irq_hw(cached_irq_mask);
 185         spin_unlock(&dp264_irq_lock);
 186
 187         return 0;
 188 }
 189
 190 static int
 191 clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
 192 {
 193         spin_lock(&dp264_irq_lock);
 194         cpu_set_irq_affinity(irq - 16, *affinity);
 195         tsunami_update_irq_hw(cached_irq_mask);
 196         spin_unlock(&dp264_irq_lock);
 197
 198         return 0;
 199 }
 200
 201 static struct irq_chip dp264_irq_type = {
 202         .name           = "DP264",
 203         .startup        = dp264_startup_irq,
 204         .shutdown       = dp264_disable_irq,
 205         .enable         = dp264_enable_irq,
 206         .disable        = dp264_disable_irq,
 207         .ack            = dp264_disable_irq,
 208         .end            = dp264_end_irq,
 209         .set_affinity   = dp264_set_affinity,
 210 };
 211
 212 static struct irq_chip clipper_irq_type = {
 213         .name           = "CLIPPER",
 214         .startup        = clipper_startup_irq,
 215         .shutdown       = clipper_disable_irq,
 216         .enable         = clipper_enable_irq,
 217         .disable        = clipper_disable_irq,
 218         .ack            = clipper_disable_irq,
 219         .end            = clipper_end_irq,
 220         .set_affinity   = clipper_set_affinity,
 221 };
 222
 223 static void
 224 dp264_device_interrupt(unsigned long vector)
 225 {
 226 #if 1
 227         printk("dp264_device_interrupt: NOT IMPLEMENTED YET!! \n");
 228 #else
 229         unsigned long pld;
 230         unsigned int i;
 231
 232         /* Read the interrupt summary register of TSUNAMI */
 233         pld = TSUNAMI_cchip->dir0.csr;
 234
 235         /*
 236          * Now for every possible bit set, work through them and call
 237          * the appropriate interrupt handler.
 238          */
 239         while (pld) {
 240                 i = ffz(~pld);
 241                 pld &= pld - 1; /* clear least bit set */
 242                 if (i == 55)
 243                         isa_device_interrupt(vector);
 244                 else
 245                         handle_irq(16 + i);
 246 #if 0
 247                 TSUNAMI_cchip->dir0.csr = 1UL << i; mb();
 248                 tmp = TSUNAMI_cchip->dir0.csr;
 249 #endif
 250         }
 251 #endif
 252 }
 253
 254 static void
 255 dp264_srm_device_interrupt(unsigned long vector)
 256 {
 257         int irq;
 258
 259         irq = (vector - 0x800) >> 4;
 260
 261         /*
 262          * The SRM console reports PCI interrupts with a vector calculated by:
 263          *
 264          *      0x900 + (0x10 * DRIR-bit)
 265          *
 266          * So bit 16 shows up as IRQ 32, etc.
 267          *
 268          * On DP264/BRICK/MONET, we adjust it down by 16 because at least
 269          * that many of the low order bits of the DRIR are not used, and
 270          * so we don't count them.
 271          */
 272         if (irq >= 32)
 273                 irq -= 16;
 274
 275         handle_irq(irq);
 276 }
 277
 278 static void
 279 clipper_srm_device_interrupt(unsigned long vector)
 280 {
 281         int irq;
 282
 283         irq = (vector - 0x800) >> 4;
 284
 285 /*
 286          * The SRM console reports PCI interrupts with a vector calculated by:
 287          *
 288          *      0x900 + (0x10 * DRIR-bit)
 289          *
 290          * So bit 16 shows up as IRQ 32, etc.
 291          *
 292          * CLIPPER uses bits 8-47 for PCI interrupts, so we do not need
 293          * to scale down the vector reported, we just use it.
 294          *
 295          * Eg IRQ 24 is DRIR bit 8, etc, etc
 296          */
 297         handle_irq(irq);
 298 }
 299
 300 static void __init
 301 init_tsunami_irqs(struct irq_chip * ops, int imin, int imax)
 302 {
 303         long i;
 304         for (i = imin; i <= imax; ++i) {
 305                 irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL;
 306                 irq_desc[i].chip = ops;
 307         }
 308 }
 309
 310 static void __init
 311 dp264_init_irq(void)
 312 {
 313         outb(0, DMA1_RESET_REG);
 314         outb(0, DMA2_RESET_REG);
 315         outb(DMA_MODE_CASCADE, DMA2_MODE_REG);
 316         outb(0, DMA2_MASK_REG);
 317
 318         if (alpha_using_srm)
 319                 alpha_mv.device_interrupt = dp264_srm_device_interrupt;
 320
 321         tsunami_update_irq_hw(0);
 322
 323         init_i8259a_irqs();
 324         init_tsunami_irqs(&dp264_irq_type, 16, 47);
 325 }
 326
 327 static void __init
 328 clipper_init_irq(void)
 329 {
 330         outb(0, DMA1_RESET_REG);
 331         outb(0, DMA2_RESET_REG);
 332         outb(DMA_MODE_CASCADE, DMA2_MODE_REG);
 333         outb(0, DMA2_MASK_REG);
 334
 335         if (alpha_using_srm)
 336                 alpha_mv.device_interrupt = clipper_srm_device_interrupt;
 337
 338         tsunami_update_irq_hw(0);
 339
 340         init_i8259a_irqs();
 341         init_tsunami_irqs(&clipper_irq_type, 24, 63);
 342 }
 343
 344
 345 /*
 346  * PCI Fixup configuration.
 347  *
 348  * Summary @ TSUNAMI_CSR_DIM0:
 349  * Bit      Meaning
 350  * 0-17     Unused
 351  *18        Interrupt SCSI B (Adaptec 7895 builtin)
 352  *19        Interrupt SCSI A (Adaptec 7895 builtin)
 353  *20        Interrupt Line D from slot 2 PCI0
 354  *21        Interrupt Line C from slot 2 PCI0
 355  *22        Interrupt Line B from slot 2 PCI0
 356  *23        Interrupt Line A from slot 2 PCI0
 357  *24        Interrupt Line D from slot 1 PCI0
 358  *25        Interrupt Line C from slot 1 PCI0
 359  *26        Interrupt Line B from slot 1 PCI0
 360  *27        Interrupt Line A from slot 1 PCI0
 361  *28        Interrupt Line D from slot 0 PCI0
 362  *29        Interrupt Line C from slot 0 PCI0
 363  *30        Interrupt Line B from slot 0 PCI0
 364  *31        Interrupt Line A from slot 0 PCI0
 365  *
 366  *32        Interrupt Line D from slot 3 PCI1
 367  *33        Interrupt Line C from slot 3 PCI1
 368  *34        Interrupt Line B from slot 3 PCI1
 369  *35        Interrupt Line A from slot 3 PCI1
 370  *36        Interrupt Line D from slot 2 PCI1
 371  *37        Interrupt Line C from slot 2 PCI1
 372  *38        Interrupt Line B from slot 2 PCI1
 373  *39        Interrupt Line A from slot 2 PCI1
 374  *40        Interrupt Line D from slot 1 PCI1
 375  *41        Interrupt Line C from slot 1 PCI1
 376  *42        Interrupt Line B from slot 1 PCI1
 377  *43        Interrupt Line A from slot 1 PCI1
 378  *44        Interrupt Line D from slot 0 PCI1
 379  *45        Interrupt Line C from slot 0 PCI1
 380  *46        Interrupt Line B from slot 0 PCI1
 381  *47        Interrupt Line A from slot 0 PCI1
 382  *48-52     Unused
 383  *53        PCI0 NMI (from Cypress)
 384  *54        PCI0 SMI INT (from Cypress)
 385  *55        PCI0 ISA Interrupt (from Cypress)
 386  *56-60     Unused
 387  *61        PCI1 Bus Error
 388  *62        PCI0 Bus Error
 389  *63        Reserved
 390  *
 391  * IdSel
 392  *   5   Cypress Bridge I/O
 393  *   6   SCSI Adaptec builtin
 394  *   7   64 bit PCI option slot 0 (all busses)
 395  *   8   64 bit PCI option slot 1 (all busses)
 396  *   9   64 bit PCI option slot 2 (all busses)
 397  *  10   64 bit PCI option slot 3 (not bus 0)
 398  */
 399
 400 static int __init
 401 isa_irq_fixup(struct pci_dev *dev, int irq)
 402 {
 403         u8 irq8;
 404
 405         if (irq > 0)
 406                 return irq;
 407
 408         /* This interrupt is routed via ISA bridge, so we'll
 409            just have to trust whatever value the console might
 410            have assigned.  */
 411         pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq8);
 412
 413         return irq8 & 0xf;
 414 }
 415
 416 static int __init
 417 dp264_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 418 {
 419         static char irq_tab[6][5] __initdata = {
 420                 /*INT    INTA   INTB   INTC   INTD */
 421                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 5 ISA Bridge */
 422                 { 16+ 3, 16+ 3, 16+ 2, 16+ 2, 16+ 2}, /* IdSel 6 SCSI builtin*/
 423                 { 16+15, 16+15, 16+14, 16+13, 16+12}, /* IdSel 7 slot 0 */
 424                 { 16+11, 16+11, 16+10, 16+ 9, 16+ 8}, /* IdSel 8 slot 1 */
 425                 { 16+ 7, 16+ 7, 16+ 6, 16+ 5, 16+ 4}, /* IdSel 9 slot 2 */
 426                 { 16+ 3, 16+ 3, 16+ 2, 16+ 1, 16+ 0}  /* IdSel 10 slot 3 */
 427         };
 428         const long min_idsel = 5, max_idsel = 10, irqs_per_slot = 5;
 429         struct pci_controller *hose = dev->sysdata;
 430         int irq = COMMON_TABLE_LOOKUP;
 431
 432         if (irq > 0)
 433                 irq += 16 * hose->index;
 434
 435         return isa_irq_fixup(dev, irq);
 436 }
 437
 438 static int __init
 439 monet_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 440 {
 441         static char irq_tab[13][5] __initdata = {
 442                 /*INT    INTA   INTB   INTC   INTD */
 443                 {    45,    45,    45,    45,    45}, /* IdSel 3 21143 PCI1 */
 444                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 4 unused */
 445                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 5 unused */
 446                 {    47,    47,    47,    47,    47}, /* IdSel 6 SCSI PCI1 */
 447                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 7 ISA Bridge */
 448                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 8 P2P PCI1 */
 449 #if 1
 450                 {    28,    28,    29,    30,    31}, /* IdSel 14 slot 4 PCI2*/
 451                 {    24,    24,    25,    26,    27}, /* IdSel 15 slot 5 PCI2*/
 452 #else
 453                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 9 unused */
 454                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 10 unused */
 455 #endif
 456                 {    40,    40,    41,    42,    43}, /* IdSel 11 slot 1 PCI0*/
 457                 {    36,    36,    37,    38,    39}, /* IdSel 12 slot 2 PCI0*/
 458                 {    32,    32,    33,    34,    35}, /* IdSel 13 slot 3 PCI0*/
 459                 {    28,    28,    29,    30,    31}, /* IdSel 14 slot 4 PCI2*/
 460                 {    24,    24,    25,    26,    27}  /* IdSel 15 slot 5 PCI2*/
 461         };
 462         const long min_idsel = 3, max_idsel = 15, irqs_per_slot = 5;
 463
 464         return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
 465 }
 466
 467 static u8 __init
 468 monet_swizzle(struct pci_dev *dev, u8 *pinp)
 469 {
 470         struct pci_controller *hose = dev->sysdata;
 471         int slot, pin = *pinp;
 472
 473         if (!dev->bus->parent) {
 474                 slot = PCI_SLOT(dev->devfn);
 475         }
 476         /* Check for the built-in bridge on hose 1. */
 477         else if (hose->index == 1 && PCI_SLOT(dev->bus->self->devfn) == 8) {
 478                 slot = PCI_SLOT(dev->devfn);
 479         } else {
 480                 /* Must be a card-based bridge.  */
 481                 do {
 482                         /* Check for built-in bridge on hose 1. */
 483                         if (hose->index == 1 &&
 484                             PCI_SLOT(dev->bus->self->devfn) == 8) {
 485                                 slot = PCI_SLOT(dev->devfn);
 486                                 break;
 487                         }
 488                         pin = pci_swizzle_interrupt_pin(dev, pin);
 489
 490                         /* Move up the chain of bridges.  */
 491                         dev = dev->bus->self;
 492                         /* Slot of the next bridge.  */
 493                         slot = PCI_SLOT(dev->devfn);
 494                 } while (dev->bus->self);
 495         }
 496         *pinp = pin;
 497         return slot;
 498 }
 499
 500 static int __init
 501 webbrick_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 502 {
 503         static char irq_tab[13][5] __initdata = {
 504                 /*INT    INTA   INTB   INTC   INTD */
 505                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 7 ISA Bridge */
 506                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 8 unused */
 507                 {    29,    29,    29,    29,    29}, /* IdSel 9 21143 #1 */
 508                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 10 unused */
 509                 {    30,    30,    30,    30,    30}, /* IdSel 11 21143 #2 */
 510                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 12 unused */
 511                 {    -1,    -1,    -1,    -1,    -1}, /* IdSel 13 unused */
 512                 {    35,    35,    34,    33,    32}, /* IdSel 14 slot 0 */
 513                 {    39,    39,    38,    37,    36}, /* IdSel 15 slot 1 */
 514                 {    43,    43,    42,    41,    40}, /* IdSel 16 slot 2 */
 515                 {    47,    47,    46,    45,    44}, /* IdSel 17 slot 3 */
 516         };
 517         const long min_idsel = 7, max_idsel = 17, irqs_per_slot = 5;
 518
 519         return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
 520 }
 521
 522 static int __init
 523 clipper_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 524 {
 525         static char irq_tab[7][5] __initdata = {
 526                 /*INT    INTA   INTB   INTC   INTD */
 527                 { 16+ 8, 16+ 8, 16+ 9, 16+10, 16+11}, /* IdSel 1 slot 1 */
 528                 { 16+12, 16+12, 16+13, 16+14, 16+15}, /* IdSel 2 slot 2 */
 529                 { 16+16, 16+16, 16+17, 16+18, 16+19}, /* IdSel 3 slot 3 */
 530                 { 16+20, 16+20, 16+21, 16+22, 16+23}, /* IdSel 4 slot 4 */
 531                 { 16+24, 16+24, 16+25, 16+26, 16+27}, /* IdSel 5 slot 5 */
 532                 { 16+28, 16+28, 16+29, 16+30, 16+31}, /* IdSel 6 slot 6 */
 533                 {    -1,    -1,    -1,    -1,    -1}  /* IdSel 7 ISA Bridge */
 534         };
 535         const long min_idsel = 1, max_idsel = 7, irqs_per_slot = 5;
 536         struct pci_controller *hose = dev->sysdata;
 537         int irq = COMMON_TABLE_LOOKUP;
 538
 539         if (irq > 0)
 540                 irq += 16 * hose->index;
 541
 542         return isa_irq_fixup(dev, irq);
 543 }
 544
 545 static void __init
 546 dp264_init_pci(void)
 547 {
 548         common_init_pci();
 549         SMC669_Init(0);
 550         locate_and_init_vga(NULL);
 551 }
 552
 553 static void __init
 554 monet_init_pci(void)
 555 {
 556         common_init_pci();
 557         SMC669_Init(1);
 558         es1888_init();
 559         locate_and_init_vga(NULL);
 560 }
 561
 562 static void __init
 563 clipper_init_pci(void)
 564 {
 565         common_init_pci();
 566         locate_and_init_vga(NULL);
 567 }
 568
 569 static void __init
 570 webbrick_init_arch(void)
 571 {
 572         tsunami_init_arch();
 573
 574         /* Tsunami caches 4 PTEs at a time; DS10 has only 1 hose. */
 575         hose_head->sg_isa->align_entry = 4;
 576         hose_head->sg_pci->align_entry = 4;
 577 }
 578
 579
 580 /*
 581  * The System Vectors
 582  */
 583
 584 struct alpha_machine_vector dp264_mv __initmv = {
 585         .vector_name            = "DP264",
 586         DO_EV6_MMU,
 587         DO_DEFAULT_RTC,
 588         DO_TSUNAMI_IO,
 589         .machine_check          = tsunami_machine_check,
 590         .max_isa_dma_address    = ALPHA_MAX_ISA_DMA_ADDRESS,
 591         .min_io_address         = DEFAULT_IO_BASE,
 592         .min_mem_address        = DEFAULT_MEM_BASE,
 593         .pci_dac_offset         = TSUNAMI_DAC_OFFSET,
 594
 595         .nr_irqs                = 64,
 596         .device_interrupt       = dp264_device_interrupt,
 597
 598         .init_arch              = tsunami_init_arch,
 599         .init_irq               = dp264_init_irq,
 600         .init_rtc               = common_init_rtc,
 601         .init_pci               = dp264_init_pci,
 602         .kill_arch              = tsunami_kill_arch,
 603         .pci_map_irq            = dp264_map_irq,
 604         .pci_swizzle            = common_swizzle,
 605 };
 606 ALIAS_MV(dp264)
 607
 608 struct alpha_machine_vector monet_mv __initmv = {
 609         .vector_name            = "Monet",
 610         DO_EV6_MMU,
 611         DO_DEFAULT_RTC,
 612         DO_TSUNAMI_IO,
 613         .machine_check          = tsunami_machine_check,
 614         .max_isa_dma_address    = ALPHA_MAX_ISA_DMA_ADDRESS,
 615         .min_io_address         = DEFAULT_IO_BASE,
 616         .min_mem_address        = DEFAULT_MEM_BASE,
 617         .pci_dac_offset         = TSUNAMI_DAC_OFFSET,
 618
 619         .nr_irqs                = 64,
 620         .device_interrupt       = dp264_device_interrupt,
 621
 622         .init_arch              = tsunami_init_arch,
 623         .init_irq               = dp264_init_irq,
 624         .init_rtc               = common_init_rtc,
 625         .init_pci               = monet_init_pci,
 626         .kill_arch              = tsunami_kill_arch,
 627         .pci_map_irq            = monet_map_irq,
 628         .pci_swizzle            = monet_swizzle,
 629 };
 630
 631 struct alpha_machine_vector webbrick_mv __initmv = {
 632         .vector_name            = "Webbrick",
 633         DO_EV6_MMU,
 634         DO_DEFAULT_RTC,
 635         DO_TSUNAMI_IO,
 636         .machine_check          = tsunami_machine_check,
 637         .max_isa_dma_address    = ALPHA_MAX_ISA_DMA_ADDRESS,
 638         .min_io_address         = DEFAULT_IO_BASE,
 639         .min_mem_address        = DEFAULT_MEM_BASE,
 640         .pci_dac_offset         = TSUNAMI_DAC_OFFSET,
 641
 642         .nr_irqs                = 64,
 643         .device_interrupt       = dp264_device_interrupt,
 644
 645         .init_arch              = webbrick_init_arch,
 646         .init_irq               = dp264_init_irq,
 647         .init_rtc               = common_init_rtc,
 648         .init_pci               = common_init_pci,
 649         .kill_arch              = tsunami_kill_arch,
 650         .pci_map_irq            = webbrick_map_irq,
 651         .pci_swizzle            = common_swizzle,
 652 };
 653
 654 struct alpha_machine_vector clipper_mv __initmv = {
 655         .vector_name            = "Clipper",
 656         DO_EV6_MMU,
 657         DO_DEFAULT_RTC,
 658         DO_TSUNAMI_IO,
 659         .machine_check          = tsunami_machine_check,
 660         .max_isa_dma_address    = ALPHA_MAX_ISA_DMA_ADDRESS,
 661         .min_io_address         = DEFAULT_IO_BASE,
 662         .min_mem_address        = DEFAULT_MEM_BASE,
 663         .pci_dac_offset         = TSUNAMI_DAC_OFFSET,
 664
 665         .nr_irqs                = 64,
 666         .device_interrupt       = dp264_device_interrupt,
 667
 668         .init_arch              = tsunami_init_arch,
 669         .init_irq               = clipper_init_irq,
 670         .init_rtc               = common_init_rtc,
 671         .init_pci               = clipper_init_pci,
 672         .kill_arch              = tsunami_kill_arch,
 673         .pci_map_irq            = clipper_map_irq,
 674         .pci_swizzle            = common_swizzle,
 675 };
 676
 677 /* Sharks strongly resemble Clipper, at least as far
 678  * as interrupt routing, etc, so we're using the
 679  * same functions as Clipper does
 680  */
 681
 682 struct alpha_machine_vector shark_mv __initmv = {
 683         .vector_name            = "Shark",
 684         DO_EV6_MMU,
 685         DO_DEFAULT_RTC,
 686         DO_TSUNAMI_IO,
 687         .machine_check          = tsunami_machine_check,
 688         .max_isa_dma_address    = ALPHA_MAX_ISA_DMA_ADDRESS,
 689         .min_io_address         = DEFAULT_IO_BASE,
 690         .min_mem_address        = DEFAULT_MEM_BASE,
 691         .pci_dac_offset         = TSUNAMI_DAC_OFFSET,
 692
 693         .nr_irqs                = 64,
 694         .device_interrupt       = dp264_device_interrupt,
 695
 696         .init_arch              = tsunami_init_arch,
 697         .init_irq               = clipper_init_irq,
 698         .init_rtc               = common_init_rtc,
 699         .init_pci               = common_init_pci,
 700         .kill_arch              = tsunami_kill_arch,
 701         .pci_map_irq            = clipper_map_irq,
 702         .pci_swizzle            = common_swizzle,
 703 };
 704
 705 /* No alpha_mv alias for webbrick/monet/clipper, since we compile them
 706    in unconditionally with DP264; setup_arch knows how to cope.  */