arch/mips/baget/setup.c

   1 /*
   2  * setup.c: Baget/MIPS specific setup, including init of the feature struct.
   3  *
   4  * Copyright (C) 1998 Gleb Raiko & Vladimir Roganov
   5  */
   6 #include <linux/init.h>
   7 #include <linux/kernel.h>
   8 #include <linux/sched.h>
   9 #include <asm/irq.h>
  10 #include <asm/addrspace.h>
  11 #include <asm/reboot.h>
  12
  13 #include <asm/baget/baget.h>
  14
  15 long int vac_memory_upper;
  16
  17 #define CACHEABLE_STR(val) ((val) ? "not cached" : "cached")
  18 #define MIN(a,b)           (((a)<(b)) ? (a):(b))
  19
  20 static void __init vac_show(void)
  21 {
  22         int i;
  23         unsigned short val, decode = vac_inw(VAC_DECODE_CTRL);
  24         unsigned short a24_base = vac_inw(VAC_A24_BASE);
  25         unsigned long  a24_addr = ((unsigned long)
  26                                            (a24_base & VAC_A24_MASK)) << 16;
  27         char *decode_mode[]  = { "eprom", "vsb", "shared", "dram" };
  28         char *address_mode[] = { "", ", A16", ", A32/A24", ", A32/A24/A16" };
  29         char *state[] = { "", " on write", " on read", " on read/write", };
  30         char *region_mode[] = { "inactive", "shared", "vsb", "vme" };
  31         char *asiz[]        = { "user", "A32", "A16", "A24" };
  32         unsigned short regs[] = { VAC_REG1,     VAC_REG2, VAC_REG3  };
  33         unsigned short bndr[] = { VAC_DRAM_MASK,VAC_BNDR2,VAC_BNDR3 };
  34         unsigned short io_sels[] = { VAC_IOSEL0_CTRL,
  35                                      VAC_IOSEL1_CTRL,
  36                                      VAC_IOSEL2_CTRL,
  37                                      VAC_IOSEL3_CTRL,
  38                                      VAC_IOSEL4_CTRL,
  39                                      VAC_IOSEL5_CTRL };
  40
  41         printk("[DSACKi %s, DRAMCS%s qualified, boundary%s qualified%s]\n",
  42                (decode & VAC_DECODE_DSACKI)     ? "on" : "off",
  43                (decode & VAC_DECODE_QFY_DRAMCS) ? ""   : " not",
  44                (decode & VAC_DECODE_QFY_BNDR)   ? ""   : " not",
  45                (decode & VAC_DECODE_FPUCS)      ? ", fpu" : "");
  46
  47         printk("slave0 ");
  48         if (decode & VAC_DECODE_RDR_SLSEL0)
  49                 printk("at %08lx (%d MB)\t[dram %s]\n",
  50                        ((unsigned long)vac_inw(VAC_SLSEL0_BASE))<<16,
  51                        ((0xffff ^ vac_inw(VAC_SLSEL0_MASK)) + 1) >> 4,
  52                        (decode & VAC_DECODE_QFY_SLSEL0) ? "qualified" : "");
  53         else
  54                 printk("off\n");
  55
  56         printk("slave1 ");
  57         if (decode & VAC_DECODE_RDR_SLSEL1)
  58                 printk("at %08lx (%d MB)\t[%s%s, %s]\n",
  59                        ((unsigned long)vac_inw(VAC_SLSEL1_BASE))<<16,
  60                        ((0xffff ^ vac_inw(VAC_SLSEL1_MASK)) + 1) >> 4,
  61                        decode_mode[VAC_DECODE_MODE_VAL(decode)],
  62                        address_mode[VAC_DECODE_CMP_SLSEL1_VAL(decode)],
  63                        (decode & VAC_DECODE_QFY_SLSEL1) ? "qualified" : "");
  64         else
  65                 printk("off\n");
  66
  67         printk("icf global at %04x, module at %04x [%s]\n",
  68                        ((unsigned int)
  69                         VAC_ICFSEL_GLOBAL_VAL(vac_inw(VAC_ICFSEL_BASE)))<<4,
  70                        ((unsigned int)
  71                         VAC_ICFSEL_MODULE_VAL(vac_inw(VAC_ICFSEL_BASE)))<<4,
  72                        (decode & VAC_DECODE_QFY_ICFSEL) ? "qualified" : "");
  73
  74
  75         printk("region0 at 00000000 (%dMB)\t[dram, %s, delay %d cpuclk"
  76                ", cached]\n",
  77                (vac_inw(VAC_DRAM_MASK)+1)>>4,
  78                (decode & VAC_DECODE_DSACK) ? "D32" : "3state",
  79                VAC_DECODE_CPUCLK_VAL(decode));
  80
  81         for (i = 0; i < sizeof(regs)/sizeof(regs[0]); i++) {
  82                 unsigned long from =
  83                         ((unsigned long)vac_inw(bndr[i]))<<16;
  84                 unsigned long to   =
  85                         ((unsigned long)
  86                          ((i+1 == sizeof(bndr)/sizeof(bndr[0])) ?
  87                           0xff00 : vac_inw(bndr[i+1])))<<16;
  88
  89
  90                 val = vac_inw(regs[i]);
  91                 printk("region%d at %08lx (%dMB)\t[%s %s/%s, %s]\n",
  92                        i+1,
  93                        from,
  94                        (unsigned int)((to - from) >> 20),
  95                        region_mode[VAC_REG_MODE(val)],
  96                        asiz[VAC_REG_ASIZ_VAL(val)],
  97                        ((val & VAC_REG_WORD) ?  "D16" : "D32"),
  98                        CACHEABLE_STR(val&VAC_A24_A24_CACHINH));
  99
 100                 if (a24_addr >= from && a24_addr < to)
 101                         printk("\ta24 at %08lx (%dMB)\t[vme, A24/%s, %s]\n",
 102                                a24_addr,
 103                                MIN((unsigned int)(a24_addr - from)>>20, 32),
 104                                (a24_base & VAC_A24_DATAPATH) ?  "user" :
 105                                ((a24_base & VAC_A24_D32_ENABLE)  ?
 106                                 "D32" : "D16"),
 107                                CACHEABLE_STR(a24_base & VAC_A24_A24_CACHINH));
 108         }
 109
 110         printk("region4 at ff000000 (15MB)\t[eprom]\n");
 111         val = vac_inw(VAC_EPROMCS_CTRL);
 112         printk("\t[ack %d cpuclk%s, %s%srecovery %d cpuclk, "
 113                "read %d%s, write %d%s, assert %d%s]\n",
 114                VAC_CTRL_DELAY_DSACKI_VAL(val),
 115                state[val & (VAC_CTRL_IORD|VAC_CTRL_IOWR)],
 116                (val & VAC_CTRL_DSACK0) ? "dsack0*, " : "",
 117                (val & VAC_CTRL_DSACK1) ? "dsack1*, " : "",
 118                VAC_CTRL_RECOVERY_IOSELI_VAL(val),
 119                VAC_CTRL_DELAY_IORD_VAL(val)/2,
 120                (VAC_CTRL_DELAY_IORD_VAL(val)&1) ? ".5" : "",
 121                VAC_CTRL_DELAY_IOWR_VAL(val)/2,
 122                (VAC_CTRL_DELAY_IOWR_VAL(val)&1) ? ".5" : "",
 123                VAC_CTRL_DELAY_IOSELI_VAL(val)/2,
 124                (VAC_CTRL_DELAY_IOSELI_VAL(val)&1) ? ".5" : "");
 125
 126         printk("region5 at fff00000 (896KB)\t[local io, %s]\n",
 127                CACHEABLE_STR(vac_inw(VAC_A24_BASE) & VAC_A24_IO_CACHINH));
 128
 129         for (i = 0; i < sizeof(io_sels)/sizeof(io_sels[0]); i++) {
 130                 val = vac_inw(io_sels[i]);
 131                 printk("\tio%d[ack %d cpuclk%s, %s%srecovery %d cpuclk, "
 132                        "\n\t read %d%s cpuclk, write %d%s cpuclk, "
 133                        "assert %d%s%s cpuclk]\n",
 134                        i,
 135                        VAC_CTRL_DELAY_DSACKI_VAL(val),
 136                        state[val & (VAC_CTRL_IORD|VAC_CTRL_IOWR)],
 137                        (val & VAC_CTRL_DSACK0) ? "dsack0*, " : "",
 138                        (val & VAC_CTRL_DSACK1) ? "dsack1*, " : "",
 139                        VAC_CTRL_RECOVERY_IOSELI_VAL(val),
 140                        VAC_CTRL_DELAY_IORD_VAL(val)/2,
 141                        (VAC_CTRL_DELAY_IORD_VAL(val)&1) ? ".5" : "",
 142                        VAC_CTRL_DELAY_IOWR_VAL(val)/2,
 143                        (VAC_CTRL_DELAY_IOWR_VAL(val)&1) ? ".5" : "",
 144                        VAC_CTRL_DELAY_IOSELI_VAL(val)/2,
 145                        (VAC_CTRL_DELAY_IOSELI_VAL(val)&1) ? ".5" : "",
 146                        (vac_inw(VAC_DEV_LOC) & VAC_DEV_LOC_IOSEL(i)) ?
 147                           ", id" : "");
 148         }
 149
 150         printk("region6 at fffe0000 (128KB)\t[vme, A16/%s, "
 151                "not cached]\n",
 152                (a24_base & VAC_A24_A16D32_ENABLE) ?
 153                ((a24_base & VAC_A24_A16D32) ? "D32" : "D16") : "user");
 154
 155         val = vac_inw(VAC_SHRCS_CTRL);
 156         printk("shared[ack %d cpuclk%s, %s%srecovery %d cpuclk, "
 157                "read %d%s, write %d%s, assert %d%s]\n",
 158                VAC_CTRL_DELAY_DSACKI_VAL(val),
 159                state[val & (VAC_CTRL_IORD|VAC_CTRL_IOWR)],
 160                (val & VAC_CTRL_DSACK0) ? "dsack0*, " : "",
 161                (val & VAC_CTRL_DSACK1) ? "dsack1*, " : "",
 162                VAC_CTRL_RECOVERY_IOSELI_VAL(val),
 163                VAC_CTRL_DELAY_IORD_VAL(val)/2,
 164                (VAC_CTRL_DELAY_IORD_VAL(val)&1) ? ".5" : "",
 165                VAC_CTRL_DELAY_IOWR_VAL(val)/2,
 166                (VAC_CTRL_DELAY_IOWR_VAL(val)&1) ? ".5" : "",
 167                VAC_CTRL_DELAY_IOSELI_VAL(val)/2,
 168                (VAC_CTRL_DELAY_IOSELI_VAL(val)&1) ? ".5" : "");
 169 }
 170
 171 static void __init vac_init(void)
 172 {
 173         unsigned short mem_limit = (vac_memory_upper >> 16);
 174
 175         switch(vac_inw(VAC_ID)) {
 176         case 0x1AC0:
 177                 printk("VAC068-F5: ");
 178                 break;
 179         case 0x1AC1:
 180                 printk("VAC068A: ");
 181                 break;
 182         default:
 183                 panic("Unknown VAC revision number");
 184         }
 185
 186         vac_outw(mem_limit-1, VAC_DRAM_MASK);
 187         vac_outw(mem_limit, VAC_BNDR2);
 188         vac_outw(mem_limit, VAC_BNDR3);
 189         vac_outw(((BAGET_A24M_BASE>>16)&~VAC_A24_D32_ENABLE)|VAC_A24_DATAPATH,
 190                  VAC_A24_BASE);
 191         vac_outw(VAC_REG_INACTIVE|VAC_REG_ASIZ0,VAC_REG1);
 192         vac_outw(VAC_REG_INACTIVE|VAC_REG_ASIZ0,VAC_REG2);
 193         vac_outw(VAC_REG_MWB|VAC_REG_ASIZ1,VAC_REG3);
 194         vac_outw(BAGET_A24S_BASE>>16,VAC_SLSEL0_BASE);
 195         vac_outw(BAGET_A24S_MASK>>16,VAC_SLSEL0_MASK);
 196         vac_outw(BAGET_A24S_BASE>>16,VAC_SLSEL1_BASE);
 197         vac_outw(BAGET_A24S_MASK>>16,VAC_SLSEL1_MASK);
 198         vac_outw(BAGET_GSW_BASE|BAGET_MSW_BASE(0),VAC_ICFSEL_BASE);
 199         vac_outw(VAC_DECODE_FPUCS|
 200                  VAC_DECODE_CPUCLK(3)|
 201                  VAC_DECODE_RDR_SLSEL0|VAC_DECODE_RDR_SLSEL1|
 202                  VAC_DECODE_DSACK|
 203                  VAC_DECODE_QFY_BNDR|
 204                  VAC_DECODE_QFY_ICFSEL|
 205                  VAC_DECODE_QFY_SLSEL1|VAC_DECODE_QFY_SLSEL0|
 206                  VAC_DECODE_CMP_SLSEL1_HI|
 207                  VAC_DECODE_DRAMCS|
 208                  VAC_DECODE_QFY_DRAMCS|
 209                  VAC_DECODE_DSACKI,VAC_DECODE_CTRL);
 210         vac_outw(VAC_PIO_FUNC_UART_A_TX|VAC_PIO_FUNC_UART_A_RX|
 211                  VAC_PIO_FUNC_UART_B_TX|VAC_PIO_FUNC_UART_B_RX|
 212                  VAC_PIO_FUNC_IOWR|
 213                  VAC_PIO_FUNC_IOSEL3|
 214                  VAC_PIO_FUNC_IRQ7|VAC_PIO_FUNC_IRQ10|VAC_PIO_FUNC_IRQ11|
 215                  VAC_PIO_FUNC_IOSEL2|
 216                  VAC_PIO_FUNC_FCIACK,VAC_PIO_FUNC);
 217         vac_outw(VAC_PIO_DIR_FCIACK |
 218                  VAC_PIO_DIR_OUT(0) |
 219                  VAC_PIO_DIR_OUT(1) |
 220                  VAC_PIO_DIR_OUT(2) |
 221                  VAC_PIO_DIR_OUT(3) |
 222                  VAC_PIO_DIR_IN(4)  |
 223                  VAC_PIO_DIR_OUT(5) |
 224                  VAC_PIO_DIR_OUT(6) |
 225                  VAC_PIO_DIR_OUT(7) |
 226                  VAC_PIO_DIR_OUT(8) |
 227                  VAC_PIO_DIR_IN(9)  |
 228                  VAC_PIO_DIR_OUT(10)|
 229                  VAC_PIO_DIR_OUT(11)|
 230                  VAC_PIO_DIR_OUT(12)|
 231                  VAC_PIO_DIR_OUT(13),VAC_PIO_DIRECTION);
 232         vac_outw(VAC_DEV_LOC_IOSEL(2),VAC_DEV_LOC);
 233         vac_outw(VAC_CTRL_IOWR|
 234                  VAC_CTRL_DELAY_IOWR(3)|
 235                  VAC_CTRL_DELAY_IORD(3)|
 236                  VAC_CTRL_RECOVERY_IOSELI(1)|
 237                  VAC_CTRL_DELAY_DSACKI(8),VAC_SHRCS_CTRL);
 238         vac_outw(VAC_CTRL_IOWR|
 239                  VAC_CTRL_DELAY_IOWR(3)|
 240                  VAC_CTRL_DELAY_IORD(3)|
 241                  VAC_CTRL_RECOVERY_IOSELI(1)|
 242                  VAC_CTRL_DSACK0|VAC_CTRL_DSACK1|
 243                  VAC_CTRL_DELAY_DSACKI(8),VAC_EPROMCS_CTRL);
 244         vac_outw(VAC_CTRL_IOWR|
 245                  VAC_CTRL_DELAY_IOWR(3)|
 246                  VAC_CTRL_DELAY_IORD(3)|
 247                  VAC_CTRL_RECOVERY_IOSELI(2)|
 248                  VAC_CTRL_DSACK0|VAC_CTRL_DSACK1|
 249                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL0_CTRL);
 250         vac_outw(VAC_CTRL_IOWR|
 251                  VAC_CTRL_DELAY_IOWR(3)|
 252                  VAC_CTRL_DELAY_IORD(3)|
 253                  VAC_CTRL_RECOVERY_IOSELI(2)|
 254                  VAC_CTRL_DSACK0|VAC_CTRL_DSACK1|
 255                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL1_CTRL);
 256         vac_outw(VAC_CTRL_IOWR|
 257                  VAC_CTRL_DELAY_IOWR(3)|
 258                  VAC_CTRL_DELAY_IORD(3)|
 259                  VAC_CTRL_RECOVERY_IOSELI(2)|
 260                  VAC_CTRL_DSACK0|VAC_CTRL_DSACK1|
 261                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL2_CTRL);
 262         vac_outw(VAC_CTRL_IOWR|
 263                  VAC_CTRL_DELAY_IOWR(3)|
 264                  VAC_CTRL_DELAY_IORD(3)|
 265                  VAC_CTRL_RECOVERY_IOSELI(2)|
 266                  VAC_CTRL_DSACK0|VAC_CTRL_DSACK1|
 267                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL3_CTRL);
 268         vac_outw(VAC_CTRL_IOWR|
 269                  VAC_CTRL_DELAY_IOWR(3)|
 270                  VAC_CTRL_DELAY_IORD(3)|
 271                  VAC_CTRL_RECOVERY_IOSELI(2)|
 272                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL4_CTRL);
 273         vac_outw(VAC_CTRL_IOWR|
 274                  VAC_CTRL_DELAY_IOWR(3)|
 275                  VAC_CTRL_DELAY_IORD(3)|
 276                  VAC_CTRL_RECOVERY_IOSELI(2)|
 277                  VAC_CTRL_DELAY_DSACKI(8),VAC_IOSEL5_CTRL);
 278
 279         vac_show();
 280 }
 281
 282 static void __init vac_start(void)
 283 {
 284         vac_outw(0, VAC_ID);
 285         vac_outw(VAC_INT_CTRL_TIMER_DISABLE|
 286                  VAC_INT_CTRL_UART_B_DISABLE|
 287                  VAC_INT_CTRL_UART_A_DISABLE|
 288                  VAC_INT_CTRL_MBOX_DISABLE|
 289                  VAC_INT_CTRL_PIO4_DISABLE|
 290                  VAC_INT_CTRL_PIO7_DISABLE|
 291                  VAC_INT_CTRL_PIO8_DISABLE|
 292                  VAC_INT_CTRL_PIO9_DISABLE,VAC_INT_CTRL);
 293         vac_outw(VAC_INT_CTRL_TIMER_PIO10|
 294                  VAC_INT_CTRL_UART_B_PIO7|
 295                  VAC_INT_CTRL_UART_A_PIO7,VAC_INT_CTRL);
 296         /*
 297          *  Set quadro speed for both UARTs.
 298          *  To do it we need use formulae from VIC/VAC manual,
 299          *  keeping in mind Baget's 50MHz frequency...
 300          */
 301         vac_outw((500000/(384*16))<<8,VAC_CPU_CLK_DIV);
 302 }
 303
 304 static void __init vic_show(void)
 305 {
 306         unsigned char val;
 307         char *timeout[]  = { "4", "16", "32", "64", "128", "256", "disabled" };
 308         char *deadlock[] = { "[dedlk only]", "[dedlk only]",
 309                              "[dedlk], [halt w/ rmc], [lberr]",
 310                              "[dedlk], [halt w/o rmc], [lberr]" };
 311
 312         val = vic_inb(VIC_IFACE_CFG);
 313         if (val & VIC_IFACE_CFG_VME)
 314                 printk("VMEbus controller ");
 315         if (val & VIC_IFACE_CFG_TURBO)
 316                 printk("turbo ");
 317         if (val & VIC_IFACE_CFG_MSTAB)
 318                 printk("metastability delay ");
 319         printk("%s ",
 320                deadlock[VIC_IFACE_CFG_DEADLOCK_VAL(val)]);
 321
 322
 323         printk("interrupts: ");
 324         val = vic_inb(VIC_ERR_INT);
 325         if (!(val & VIC_ERR_INT_SYSFAIL))
 326                 printk("[sysfail]");
 327         if (!(val & VIC_ERR_INT_TIMO))
 328                 printk("[timeout]");
 329         if (!(val & VIC_ERR_INT_WRPOST))
 330                 printk("[write post]");
 331         if (!(val & VIC_ERR_INT_ACFAIL))
 332                 printk("[acfail] ");
 333         printk("\n");
 334
 335         printk("timeouts: ");
 336         val = vic_inb(VIC_XFER_TIMO);
 337         printk("local %s, vme %s ",
 338                timeout[VIC_XFER_TIMO_LOCAL_PERIOD_VAL(val)],
 339                timeout[VIC_XFER_TIMO_VME_PERIOD_VAL(val)]);
 340         if (val & VIC_XFER_TIMO_VME)
 341                 printk("acquisition ");
 342         if (val & VIC_XFER_TIMO_ARB)
 343                 printk("arbitration ");
 344         printk("\n");
 345
 346         val = vic_inb(VIC_LOCAL_TIM);
 347         printk("pas time: (%d,%d), ds time: %d\n",
 348                VIC_LOCAL_TIM_PAS_ASSERT_VAL(val),
 349                VIC_LOCAL_TIM_PAS_DEASSERT_VAL(val),
 350                VIC_LOCAT_TIM_DS_DEASSERT_VAL(val));
 351
 352         val = vic_inb(VIC_BXFER_DEF);
 353         printk("dma: ");
 354         if (val & VIC_BXFER_DEF_DUAL)
 355                 printk("[dual path]");
 356         if (val & VIC_BXFER_DEF_LOCAL_CROSS)
 357                 printk("[local boundary cross]");
 358         if (val & VIC_BXFER_DEF_VME_CROSS)
 359                 printk("[vme boundary cross]");
 360
 361 }
 362
 363 static void __init vic_init(void)
 364 {
 365          unsigned char id = vic_inb(VIC_ID);
 366          if ((id & 0xf0) != 0xf0)
 367                  panic("VIC not found");
 368          printk(" VIC068A Rev. %X: ", id & 0x0f);
 369
 370          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE,VIC_VME_II);
 371          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE,VIC_VME_INT1);
 372          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE,VIC_VME_INT2);
 373          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE,VIC_VME_INT3);
 374          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE,VIC_VME_INT4);
 375 /*
 376          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE, VIC_VME_INT5);
 377 */
 378          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE, VIC_VME_INT6);
 379
 380          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE, VIC_VME_INT7);
 381          vic_outb(VIC_INT_IPL(3)|VIC_INT_DISABLE, VIC_DMA_INT);
 382          vic_outb(VIC_INT_IPL(3)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 383                   VIC_INT_LOW|VIC_INT_DISABLE, VIC_LINT1);
 384          vic_outb(VIC_INT_IPL(3)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 385                   VIC_INT_HIGH|VIC_INT_DISABLE, VIC_LINT2);
 386          vic_outb(VIC_INT_IPL(3)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 387                   VIC_INT_HIGH|VIC_INT_DISABLE, VIC_LINT3);
 388          vic_outb(VIC_INT_IPL(3)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 389                   VIC_INT_LOW|VIC_INT_DISABLE, VIC_LINT4);
 390 /*
 391          vic_outb(VIC_INT_IPL(3)|VIC_INT_NOAUTO|VIC_INT_LEVEL|
 392                   VIC_INT_LOW|VIC_INT_DISABLE, VIC_LINT5);
 393 */
 394          vic_outb(VIC_INT_IPL(6)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 395                   VIC_INT_LOW|VIC_INT_DISABLE, VIC_LINT6);
 396          vic_outb(VIC_INT_IPL(6)|VIC_INT_NOAUTO|VIC_INT_EDGE|
 397                   VIC_INT_LOW|VIC_INT_DISABLE, VIC_LINT7);
 398
 399          vic_outb(VIC_INT_IPL(3)|
 400                   VIC_INT_SWITCH(0)|
 401                   VIC_INT_SWITCH(1)|
 402                   VIC_INT_SWITCH(2)|
 403                   VIC_INT_SWITCH(3), VIC_ICGS_INT);
 404          vic_outb(VIC_INT_IPL(3)|
 405                   VIC_INT_SWITCH(0)|
 406                   VIC_INT_SWITCH(1)|
 407                   VIC_INT_SWITCH(2)|
 408                   VIC_INT_SWITCH(3), VIC_ICMS_INT);
 409          vic_outb(VIC_INT_IPL(6)|
 410                   VIC_ERR_INT_SYSFAIL|
 411                   VIC_ERR_INT_TIMO|
 412                   VIC_ERR_INT_WRPOST|
 413                   VIC_ERR_INT_ACFAIL, VIC_ERR_INT);
 414          vic_outb(VIC_ICxS_BASE_ID(0xf), VIC_ICGS_BASE);
 415          vic_outb(VIC_ICxS_BASE_ID(0xe), VIC_ICMS_BASE);
 416          vic_outb(VIC_LOCAL_BASE_ID(0x6), VIC_LOCAL_BASE);
 417          vic_outb(VIC_ERR_BASE_ID(0x3), VIC_ERR_BASE);
 418          vic_outb(VIC_XFER_TIMO_VME_PERIOD_32|
 419                   VIC_XFER_TIMO_LOCAL_PERIOD_32, VIC_XFER_TIMO);
 420          vic_outb(VIC_LOCAL_TIM_PAS_ASSERT(2)|
 421                   VIC_LOCAT_TIM_DS_DEASSERT(1)|
 422                   VIC_LOCAL_TIM_PAS_DEASSERT(1), VIC_LOCAL_TIM);
 423          vic_outb(VIC_BXFER_DEF_VME_CROSS|
 424                   VIC_BXFER_DEF_LOCAL_CROSS|
 425                   VIC_BXFER_DEF_AMSR|
 426                   VIC_BXFER_DEF_DUAL, VIC_BXFER_DEF);
 427          vic_outb(VIC_SSxCR0_LOCAL_XFER_SINGLE|
 428                   VIC_SSxCR0_A32|VIC_SSxCR0_D32|
 429                   VIC_SS0CR0_TIMER_FREQ_NONE, VIC_SS0CR0);
 430          vic_outb(VIC_SSxCR1_TF1(0xf)|
 431                   VIC_SSxCR1_TF2(0xf), VIC_SS0CR1);
 432          vic_outb(VIC_SSxCR0_LOCAL_XFER_SINGLE|
 433                   VIC_SSxCR0_A24|VIC_SSxCR0_D32, VIC_SS1CR0);
 434          vic_outb(VIC_SSxCR1_TF1(0xf)|
 435                   VIC_SSxCR1_TF2(0xf), VIC_SS1CR1);
 436          vic_outb(VIC_IFACE_CFG_NOHALT|
 437                   VIC_IFACE_CFG_NOTURBO, VIC_IFACE_CFG);
 438          vic_outb(VIC_AMS_CODE(0), VIC_AMS);
 439          vic_outb(VIC_BXFER_CTRL_INTERLEAVE(0), VIC_BXFER_CTRL);
 440          vic_outb(0, VIC_BXFER_LEN_LO);
 441          vic_outb(0, VIC_BXFER_LEN_HI);
 442          vic_outb(VIC_REQ_CFG_FAIRNESS_DISABLED|
 443                   VIC_REQ_CFG_LEVEL(3)|
 444                   VIC_REQ_CFG_RR_ARBITRATION, VIC_REQ_CFG);
 445          vic_outb(VIC_RELEASE_BLKXFER_BLEN(0)|
 446                   VIC_RELEASE_RWD, VIC_RELEASE);
 447          vic_outb(VIC_IC6_RUN, VIC_IC6);
 448          vic_outb(0, VIC_IC7);
 449
 450          vic_show();
 451 }
 452
 453 static void vic_start(void)
 454 {
 455         vic_outb(VIC_INT_IPL(3)|
 456                  VIC_INT_NOAUTO|
 457                  VIC_INT_EDGE|
 458                  VIC_INT_HIGH|
 459                  VIC_INT_ENABLE, VIC_LINT7);
 460 }
 461
 462 void __init baget_irq_setup(void)
 463 {
 464         extern void bagetIRQ(void);
 465
 466         /* Now, it's safe to set the exception vector. */
 467         set_except_vector(0, bagetIRQ);
 468 }
 469
 470 extern void baget_machine_restart(char *command);
 471 extern void baget_machine_halt(void);
 472 extern void baget_machine_power_off(void);
 473
 474 void __init baget_setup(void)
 475 {
 476         printk("BT23/63-201n found.\n");
 477         *BAGET_WRERR_ACK = 0;
 478         irq_setup = baget_irq_setup;
 479
 480         _machine_restart   = baget_machine_restart;
 481         _machine_halt      = baget_machine_halt;
 482         _machine_power_off = baget_machine_power_off;
 483
 484         vac_init();
 485         vic_init();
 486         vac_start();
 487         vic_start();
 488 }