include/asm-mips/jmr3927/jmr3927.h

   1 /*
   2  * Defines for the TJSYS JMR-TX3927/JMI-3927IO2/JMY-1394IF.
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  *
   8  * Copyright (C) 2000-2001 Toshiba Corporation
   9  */
  10 #ifndef __ASM_TX3927_JMR3927_H
  11 #define __ASM_TX3927_JMR3927_H
  12
  13 #include <asm/jmr3927/tx3927.h>
  14 #include <asm/addrspace.h>
  15 #include <asm/jmr3927/irq.h>
  16 #ifndef __ASSEMBLY__
  17 #include <asm/system.h>
  18 #endif
  19
  20 /* CS */
  21 #define JMR3927_ROMCE0  0x1fc00000      /* 4M */
  22 #define JMR3927_ROMCE1  0x1e000000      /* 4M */
  23 #define JMR3927_ROMCE2  0x14000000      /* 16M */
  24 #define JMR3927_ROMCE3  0x10000000      /* 64M */
  25 #define JMR3927_ROMCE5  0x1d000000      /* 4M */
  26 #define JMR3927_SDCS0   0x00000000      /* 32M */
  27 #define JMR3927_SDCS1   0x02000000      /* 32M */
  28 /* PCI Direct Mappings */
  29
  30 #define JMR3927_PCIMEM  0x08000000
  31 #define JMR3927_PCIMEM_SIZE     0x08000000      /* 128M */
  32 #define JMR3927_PCIIO   0x15000000
  33 #define JMR3927_PCIIO_SIZE      0x01000000      /* 16M */
  34
  35 #define JMR3927_SDRAM_SIZE      0x02000000      /* 32M */
  36 #define JMR3927_PORT_BASE       KSEG1
  37
  38 /* select indirect initiator access per errata */
  39 #define JMR3927_INIT_INDIRECT_PCI
  40 #define PCI_ISTAT_IDICC           0x1000
  41 #define PCI_IPCIBE_IBE_LONG       0
  42 #define PCI_IPCIBE_ICMD_IOREAD    2
  43 #define PCI_IPCIBE_ICMD_IOWRITE   3
  44 #define PCI_IPCIBE_ICMD_MEMREAD   6
  45 #define PCI_IPCIBE_ICMD_MEMWRITE  7
  46 #define PCI_IPCIBE_ICMD_SHIFT     4
  47
  48 /* Address map (virtual address) */
  49 #define JMR3927_ROM0_BASE       (KSEG1 + JMR3927_ROMCE0)
  50 #define JMR3927_ROM1_BASE       (KSEG1 + JMR3927_ROMCE1)
  51 #define JMR3927_IOC_BASE        (KSEG1 + JMR3927_ROMCE2)
  52 #define JMR3927_IOB_BASE        (KSEG1 + JMR3927_ROMCE3)
  53 #define JMR3927_ISAMEM_BASE     (JMR3927_IOB_BASE)
  54 #define JMR3927_ISAIO_BASE      (JMR3927_IOB_BASE + 0x01000000)
  55 #define JMR3927_ISAC_BASE       (JMR3927_IOB_BASE + 0x02000000)
  56 #define JMR3927_LCDVGA_REG_BASE (JMR3927_IOB_BASE + 0x03000000)
  57 #define JMR3927_LCDVGA_MEM_BASE (JMR3927_IOB_BASE + 0x03800000)
  58 #define JMR3927_JMY1394_BASE    (KSEG1 + JMR3927_ROMCE5)
  59 #define JMR3927_PREMIER3_BASE   (JMR3927_JMY1394_BASE + 0x00100000)
  60 #define JMR3927_PCIMEM_BASE     (KSEG1 + JMR3927_PCIMEM)
  61 #define JMR3927_PCIIO_BASE      (KSEG1 + JMR3927_PCIIO)
  62
  63 #define JMR3927_IOC_REV_ADDR    (JMR3927_IOC_BASE + 0x00000000)
  64 #define JMR3927_IOC_NVRAMB_ADDR (JMR3927_IOC_BASE + 0x00010000)
  65 #define JMR3927_IOC_LED_ADDR    (JMR3927_IOC_BASE + 0x00020000)
  66 #define JMR3927_IOC_DIPSW_ADDR  (JMR3927_IOC_BASE + 0x00030000)
  67 #define JMR3927_IOC_BREV_ADDR   (JMR3927_IOC_BASE + 0x00040000)
  68 #define JMR3927_IOC_DTR_ADDR    (JMR3927_IOC_BASE + 0x00050000)
  69 #define JMR3927_IOC_INTS1_ADDR  (JMR3927_IOC_BASE + 0x00080000)
  70 #define JMR3927_IOC_INTS2_ADDR  (JMR3927_IOC_BASE + 0x00090000)
  71 #define JMR3927_IOC_INTM_ADDR   (JMR3927_IOC_BASE + 0x000a0000)
  72 #define JMR3927_IOC_INTP_ADDR   (JMR3927_IOC_BASE + 0x000b0000)
  73 #define JMR3927_IOC_RESET_ADDR  (JMR3927_IOC_BASE + 0x000f0000)
  74
  75 #define JMR3927_ISAC_REV_ADDR   (JMR3927_ISAC_BASE + 0x00000000)
  76 #define JMR3927_ISAC_EINTS_ADDR (JMR3927_ISAC_BASE + 0x00200000)
  77 #define JMR3927_ISAC_EINTM_ADDR (JMR3927_ISAC_BASE + 0x00300000)
  78 #define JMR3927_ISAC_NMI_ADDR   (JMR3927_ISAC_BASE + 0x00400000)
  79 #define JMR3927_ISAC_LED_ADDR   (JMR3927_ISAC_BASE + 0x00500000)
  80 #define JMR3927_ISAC_INTP_ADDR  (JMR3927_ISAC_BASE + 0x00800000)
  81 #define JMR3927_ISAC_INTS1_ADDR (JMR3927_ISAC_BASE + 0x00900000)
  82 #define JMR3927_ISAC_INTS2_ADDR (JMR3927_ISAC_BASE + 0x00a00000)
  83 #define JMR3927_ISAC_INTM_ADDR  (JMR3927_ISAC_BASE + 0x00b00000)
  84
  85 /* Flash ROM */
  86 #define JMR3927_FLASH_BASE      (JMR3927_ROM0_BASE)
  87 #define JMR3927_FLASH_SIZE      0x00400000
  88
  89 /* bits for IOC_REV/IOC_BREV/ISAC_REV (high byte) */
  90 #define JMR3927_IDT_MASK        0xfc
  91 #define JMR3927_REV_MASK        0x03
  92 #define JMR3927_IOC_IDT         0xe0
  93 #define JMR3927_ISAC_IDT        0x20
  94
  95 /* bits for IOC_INTS1/IOC_INTS2/IOC_INTM/IOC_INTP (high byte) */
  96 #define JMR3927_IOC_INTB_PCIA   0
  97 #define JMR3927_IOC_INTB_PCIB   1
  98 #define JMR3927_IOC_INTB_PCIC   2
  99 #define JMR3927_IOC_INTB_PCID   3
 100 #define JMR3927_IOC_INTB_MODEM  4
 101 #define JMR3927_IOC_INTB_INT6   5
 102 #define JMR3927_IOC_INTB_INT7   6
 103 #define JMR3927_IOC_INTB_SOFT   7
 104 #define JMR3927_IOC_INTF_PCIA   (1 << JMR3927_IOC_INTF_PCIA)
 105 #define JMR3927_IOC_INTF_PCIB   (1 << JMR3927_IOC_INTB_PCIB)
 106 #define JMR3927_IOC_INTF_PCIC   (1 << JMR3927_IOC_INTB_PCIC)
 107 #define JMR3927_IOC_INTF_PCID   (1 << JMR3927_IOC_INTB_PCID)
 108 #define JMR3927_IOC_INTF_MODEM  (1 << JMR3927_IOC_INTB_MODEM)
 109 #define JMR3927_IOC_INTF_INT6   (1 << JMR3927_IOC_INTB_INT6)
 110 #define JMR3927_IOC_INTF_INT7   (1 << JMR3927_IOC_INTB_INT7)
 111 #define JMR3927_IOC_INTF_SOFT   (1 << JMR3927_IOC_INTB_SOFT)
 112
 113 /* bits for IOC_RESET (high byte) */
 114 #define JMR3927_IOC_RESET_CPU   1
 115 #define JMR3927_IOC_RESET_PCI   2
 116
 117 /* bits for ISAC_EINTS/ISAC_EINTM (high byte) */
 118 #define JMR3927_ISAC_EINTB_IOCHK        2
 119 #define JMR3927_ISAC_EINTB_BWTH 4
 120 #define JMR3927_ISAC_EINTF_IOCHK        (1 << JMR3927_ISAC_EINTB_IOCHK)
 121 #define JMR3927_ISAC_EINTF_BWTH (1 << JMR3927_ISAC_EINTB_BWTH)
 122
 123 /* bits for ISAC_LED (high byte) */
 124 #define JMR3927_ISAC_LED_ISALED 0x01
 125 #define JMR3927_ISAC_LED_USRLED 0x02
 126
 127 /* bits for ISAC_INTS/ISAC_INTM/ISAC_INTP (high byte) */
 128 #define JMR3927_ISAC_INTB_IRQ5  0
 129 #define JMR3927_ISAC_INTB_IRQKB 1
 130 #define JMR3927_ISAC_INTB_IRQMOUSE      2
 131 #define JMR3927_ISAC_INTB_IRQ4  3
 132 #define JMR3927_ISAC_INTB_IRQ12 4
 133 #define JMR3927_ISAC_INTB_IRQ3  5
 134 #define JMR3927_ISAC_INTB_IRQ10 6
 135 #define JMR3927_ISAC_INTB_ISAER 7
 136 #define JMR3927_ISAC_INTF_IRQ5  (1 << JMR3927_ISAC_INTB_IRQ5)
 137 #define JMR3927_ISAC_INTF_IRQKB (1 << JMR3927_ISAC_INTB_IRQKB)
 138 #define JMR3927_ISAC_INTF_IRQMOUSE      (1 << JMR3927_ISAC_INTB_IRQMOUSE)
 139 #define JMR3927_ISAC_INTF_IRQ4  (1 << JMR3927_ISAC_INTB_IRQ4)
 140 #define JMR3927_ISAC_INTF_IRQ12 (1 << JMR3927_ISAC_INTB_IRQ12)
 141 #define JMR3927_ISAC_INTF_IRQ3  (1 << JMR3927_ISAC_INTB_IRQ3)
 142 #define JMR3927_ISAC_INTF_IRQ10 (1 << JMR3927_ISAC_INTB_IRQ10)
 143 #define JMR3927_ISAC_INTF_ISAER (1 << JMR3927_ISAC_INTB_ISAER)
 144
 145 #ifndef __ASSEMBLY__
 146
 147 #if 0
 148 #define jmr3927_ioc_reg_out(d, a)       ((*(volatile unsigned short *)(a)) = (d) << 8)
 149 #define jmr3927_ioc_reg_in(a)           (((*(volatile unsigned short *)(a)) >> 8) & 0xff)
 150 #else
 151 #if defined(__BIG_ENDIAN)
 152 #define jmr3927_ioc_reg_out(d, a)       ((*(volatile unsigned char *)(a)) = (d))
 153 #define jmr3927_ioc_reg_in(a)           (*(volatile unsigned char *)(a))
 154 #elif defined(__LITTLE_ENDIAN)
 155 #define jmr3927_ioc_reg_out(d, a)       ((*(volatile unsigned char *)((a)^1)) = (d))
 156 #define jmr3927_ioc_reg_in(a)           (*(volatile unsigned char *)((a)^1))
 157 #else
 158 #error "No Endian"
 159 #endif
 160 #endif
 161 #define jmr3927_isac_reg_out(d, a)      ((*(volatile unsigned char *)(a)) = (d))
 162 #define jmr3927_isac_reg_in(a)          (*(volatile unsigned char *)(a))
 163
 164 static inline int jmr3927_have_isac(void)
 165 {
 166         unsigned char idt;
 167         unsigned long flags;
 168         unsigned long romcr3;
 169
 170         local_irq_save(flags);
 171         romcr3 = tx3927_romcptr->cr[3];
 172         tx3927_romcptr->cr[3] &= 0xffffefff;    /* do not wait infinitely */
 173         idt = jmr3927_isac_reg_in(JMR3927_ISAC_REV_ADDR) & JMR3927_IDT_MASK;
 174         tx3927_romcptr->cr[3] = romcr3;
 175         local_irq_restore(flags);
 176
 177         return idt == JMR3927_ISAC_IDT;
 178 }
 179 #define jmr3927_have_nvram() \
 180         ((jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_IDT_MASK) == JMR3927_IOC_IDT)
 181
 182 /* NVRAM macro */
 183 #define jmr3927_nvram_in(ofs) \
 184         jmr3927_ioc_reg_in(JMR3927_IOC_NVRAMB_ADDR + ((ofs) << 1))
 185 #define jmr3927_nvram_out(d, ofs) \
 186         jmr3927_ioc_reg_out(d, JMR3927_IOC_NVRAMB_ADDR + ((ofs) << 1))
 187
 188 /* LED macro */
 189 #define jmr3927_led_set(n/*0-16*/)      jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)
 190 #define jmr3927_io_led_set(n/*0-3*/)    jmr3927_isac_reg_out((n), JMR3927_ISAC_LED_ADDR)
 191
 192 #define jmr3927_led_and_set(n/*0-16*/)  jmr3927_ioc_reg_out((~(n)) & jmr3927_ioc_reg_in(JMR3927_IOC_LED_ADDR), JMR3927_IOC_LED_ADDR)
 193
 194 /* DIPSW4 macro */
 195 #define jmr3927_dipsw1()        ((tx3927_pioptr->din & (1 << 11)) == 0)
 196 #define jmr3927_dipsw2()        ((tx3927_pioptr->din & (1 << 10)) == 0)
 197 #define jmr3927_dipsw3()        ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 2) == 0)
 198 #define jmr3927_dipsw4()        ((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 1) == 0)
 199 #define jmr3927_io_dipsw()      (jmr3927_isac_reg_in(JMR3927_ISAC_LED_ADDR) >> 4)
 200
 201
 202 #endif /* !__ASSEMBLY__ */
 203
 204 /*
 205  * IRQ mappings
 206  */
 207
 208 /* These are the virtual IRQ numbers, we divide all IRQ's into
 209  * 'spaces', the 'space' determines where and how to enable/disable
 210  * that particular IRQ on an JMR machine.  Add new 'spaces' as new
 211  * IRQ hardware is supported.
 212  */
 213 #define JMR3927_NR_IRQ_IRC      16      /* On-Chip IRC */
 214 #define JMR3927_NR_IRQ_IOC      8       /* PCI/MODEM/INT[6:7] */
 215 #define JMR3927_NR_IRQ_ISAC     8       /* ISA */
 216
 217
 218 #define JMR3927_IRQ_IRC NR_ISA_IRQS
 219 #define JMR3927_IRQ_IOC (JMR3927_IRQ_IRC + JMR3927_NR_IRQ_IRC)
 220 #define JMR3927_IRQ_ISAC        (JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)
 221 #define JMR3927_IRQ_END (JMR3927_IRQ_ISAC + JMR3927_NR_IRQ_ISAC)
 222 #define JMR3927_IRQ_IS_IRC(irq) (JMR3927_IRQ_IRC <= (irq) && (irq) < JMR3927_IRQ_IOC)
 223 #define JMR3927_IRQ_IS_IOC(irq)         (JMR3927_IRQ_IOC <= (irq) && (irq) < JMR3927_IRQ_ISAC)
 224 #define JMR3927_IRQ_IS_ISAC(irq)        (JMR3927_IRQ_ISAC <= (irq) && (irq) < JMR3927_IRQ_END)
 225
 226 #define JMR3927_IRQ_IRC_INT0    (JMR3927_IRQ_IRC + TX3927_IR_INT0)
 227 #define JMR3927_IRQ_IRC_INT1    (JMR3927_IRQ_IRC + TX3927_IR_INT1)
 228 #define JMR3927_IRQ_IRC_INT2    (JMR3927_IRQ_IRC + TX3927_IR_INT2)
 229 #define JMR3927_IRQ_IRC_INT3    (JMR3927_IRQ_IRC + TX3927_IR_INT3)
 230 #define JMR3927_IRQ_IRC_INT4    (JMR3927_IRQ_IRC + TX3927_IR_INT4)
 231 #define JMR3927_IRQ_IRC_INT5    (JMR3927_IRQ_IRC + TX3927_IR_INT5)
 232 #define JMR3927_IRQ_IRC_SIO0    (JMR3927_IRQ_IRC + TX3927_IR_SIO0)
 233 #define JMR3927_IRQ_IRC_SIO1    (JMR3927_IRQ_IRC + TX3927_IR_SIO1)
 234 #define JMR3927_IRQ_IRC_SIO(ch) (JMR3927_IRQ_IRC + TX3927_IR_SIO(ch))
 235 #define JMR3927_IRQ_IRC_DMA     (JMR3927_IRQ_IRC + TX3927_IR_DMA)
 236 #define JMR3927_IRQ_IRC_PIO     (JMR3927_IRQ_IRC + TX3927_IR_PIO)
 237 #define JMR3927_IRQ_IRC_PCI     (JMR3927_IRQ_IRC + TX3927_IR_PCI)
 238 #define JMR3927_IRQ_IRC_TMR0    (JMR3927_IRQ_IRC + TX3927_IR_TMR0)
 239 #define JMR3927_IRQ_IRC_TMR1    (JMR3927_IRQ_IRC + TX3927_IR_TMR1)
 240 #define JMR3927_IRQ_IRC_TMR2    (JMR3927_IRQ_IRC + TX3927_IR_TMR2)
 241 #define JMR3927_IRQ_IOC_PCIA    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIA)
 242 #define JMR3927_IRQ_IOC_PCIB    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIB)
 243 #define JMR3927_IRQ_IOC_PCIC    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIC)
 244 #define JMR3927_IRQ_IOC_PCID    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCID)
 245 #define JMR3927_IRQ_IOC_MODEM   (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_MODEM)
 246 #define JMR3927_IRQ_IOC_INT6    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT6)
 247 #define JMR3927_IRQ_IOC_INT7    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT7)
 248 #define JMR3927_IRQ_IOC_SOFT    (JMR3927_IRQ_IOC + JMR3927_IOC_INTB_SOFT)
 249 #define JMR3927_IRQ_ISAC_IRQ5   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ5)
 250 #define JMR3927_IRQ_ISAC_IRQKB  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQKB)
 251 #define JMR3927_IRQ_ISAC_IRQMOUSE       (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQMOUSE)
 252 #define JMR3927_IRQ_ISAC_IRQ4   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ4)
 253 #define JMR3927_IRQ_ISAC_IRQ12  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ12)
 254 #define JMR3927_IRQ_ISAC_IRQ3   (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ3)
 255 #define JMR3927_IRQ_ISAC_IRQ10  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_IRQ10)
 256 #define JMR3927_IRQ_ISAC_ISAER  (JMR3927_IRQ_ISAC + JMR3927_ISAC_INTB_ISAER)
 257
 258 #if 0   /* auto detect */
 259 /* RTL8019AS 10M Ether (JMI-3927IO2:JPW2:1-2 Short) */
 260 #define JMR3927_IRQ_ETHER1      JMR3927_IRQ_IRC_INT0
 261 #endif
 262 /* IOC (PCI, MODEM) */
 263 #define JMR3927_IRQ_IOCINT      JMR3927_IRQ_IRC_INT1
 264 /* ISAC (ISA, PCMCIA, KEYBOARD, MOUSE) */
 265 #define JMR3927_IRQ_ISACINT     JMR3927_IRQ_IRC_INT2
 266 /* TC35815 100M Ether (JMR-TX3912:JPW4:2-3 Short) */
 267 #define JMR3927_IRQ_ETHER0      JMR3927_IRQ_IRC_INT3
 268 /* Clock Tick (10ms) */
 269 #define JMR3927_IRQ_TICK        JMR3927_IRQ_IRC_TMR0
 270 #define JMR3927_IRQ_IDE         JMR3927_IRQ_ISAC_IRQ12
 271
 272 /* IEEE1394 (Note that this may conflicts with RTL8019AS 10M Ether...) */
 273 #define JMR3927_IRQ_PREMIER3    JMR3927_IRQ_IRC_INT0
 274
 275 /* I/O Ports */
 276 /* RTL8019AS 10M Ether */
 277 #define JMR3927_ETHER1_PORT     (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x280)
 278 #define JMR3927_KBD_PORT        (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x00800060)
 279 #define JMR3927_IDE_PORT        (JMR3927_ISAIO_BASE - JMR3927_PORT_BASE + 0x001001f0)
 280
 281 /* Clocks */
 282 #define JMR3927_CORECLK 132710400       /* 132.7MHz */
 283 #define JMR3927_GBUSCLK (JMR3927_CORECLK / 2)   /* 66.35MHz */
 284 #define JMR3927_IMCLK   (JMR3927_CORECLK / 4)   /* 33.17MHz */
 285
 286 #define jmr3927_tmrptr          tx3927_tmrptr(0)        /* TMR0 */
 287
 288
 289 /*
 290  * TX3927 Pin Configuration:
 291  *
 292  *      PCFG bits               Avail                   Dead
 293  *      SELSIO[1:0]:11          RXD[1:0], TXD[1:0]      PIO[6:3]
 294  *      SELSIOC[0]:1            CTS[0], RTS[0]          INT[5:4]
 295  *      SELSIOC[1]:0,SELDSF:0,  GSDAO[0],GPCST[3]       CTS[1], RTS[1],DSF,
 296  *        GDBGE*                                          PIO[2:1]
 297  *      SELDMA[2]:1             DMAREQ[2],DMAACK[2]     PIO[13:12]
 298  *      SELTMR[2:0]:000                                 TIMER[1:0]
 299  *      SELCS:0,SELDMA[1]:0     PIO[11;10]              SDCS_CE[7:6],
 300  *                                                        DMAREQ[1],DMAACK[1]
 301  *      SELDMA[0]:1             DMAREQ[0],DMAACK[0]     PIO[9:8]
 302  *      SELDMA[3]:1             DMAREQ[3],DMAACK[3]     PIO[15:14]
 303  *      SELDONE:1               DMADONE                 PIO[7]
 304  *
 305  * Usable pins are:
 306  *      RXD[1;0],TXD[1:0],CTS[0],RTS[0],
 307  *      DMAREQ[0,2,3],DMAACK[0,2,3],DMADONE,PIO[0,10,11]
 308  *      INT[3:0]
 309  */
 310
 311 #endif /* __ASM_TX3927_JMR3927_H */