include/asm-ppc/processor.h

   1 #ifndef __ASM_PPC_PROCESSOR_H
   2 #define __ASM_PPC_PROCESSOR_H
   3
   4 /*
   5  * Default implementation of macro that returns current
   6  * instruction pointer ("program counter").
   7  */
   8 #define current_text_addr() ({ __label__ _l; _l: &&_l;})
   9
  10 #include <linux/config.h>
  11
  12 #include <asm/ptrace.h>
  13 #include <asm/types.h>
  14
  15 /* Machine State Register (MSR) Fields */
  16
  17 #ifdef CONFIG_PPC64BRIDGE
  18 #define MSR_SF          (1<<63)
  19 #define MSR_ISF         (1<<61)
  20 #endif /* CONFIG_PPC64BRIDGE */
  21 #define MSR_UCLE        (1<<26)         /* User-mode cache lock enable (e500) */
  22 #define MSR_VEC         (1<<25)         /* Enable AltiVec(74xx) */
  23 #define MSR_SPE         (1<<25)         /* Enable SPE(e500) */
  24 #define MSR_POW         (1<<18)         /* Enable Power Management */
  25 #define MSR_WE          (1<<18)         /* Wait State Enable */
  26 #define MSR_TGPR        (1<<17)         /* TLB Update registers in use */
  27 #define MSR_CE          (1<<17)         /* Critical Interrupt Enable */
  28 #define MSR_ILE         (1<<16)         /* Interrupt Little Endian */
  29 #define MSR_EE          (1<<15)         /* External Interrupt Enable */
  30 #define MSR_PR          (1<<14)         /* Problem State / Privilege Level */
  31 #define MSR_FP          (1<<13)         /* Floating Point enable */
  32 #define MSR_ME          (1<<12)         /* Machine Check Enable */
  33 #define MSR_FE0         (1<<11)         /* Floating Exception mode 0 */
  34 #define MSR_SE          (1<<10)         /* Single Step */
  35 #define MSR_DWE         (1<<10)         /* Debug Wait Enable (4xx) */
  36 #define MSR_UBLE        (1<<10)         /* BTB lock enable (e500) */
  37 #define MSR_BE          (1<<9)          /* Branch Trace */
  38 #define MSR_DE          (1<<9)          /* Debug Exception Enable */
  39 #define MSR_FE1         (1<<8)          /* Floating Exception mode 1 */
  40 #define MSR_IP          (1<<6)          /* Exception prefix 0x000/0xFFF */
  41 #define MSR_IR          (1<<5)          /* Instruction Relocate */
  42 #define MSR_IS          (1<<5)          /* Book E Instruction space */
  43 #define MSR_DR          (1<<4)          /* Data Relocate */
  44 #define MSR_DS          (1<<4)          /* Book E Data space */
  45 #define MSR_PE          (1<<3)          /* Protection Enable */
  46 #define MSR_PX          (1<<2)          /* Protection Exclusive Mode */
  47 #define MSR_PMM         (1<<2)          /* Performance monitor mark bit (e500) */
  48 #define MSR_RI          (1<<1)          /* Recoverable Exception */
  49 #define MSR_LE          (1<<0)          /* Little Endian */
  50
  51 #ifdef CONFIG_APUS_FAST_EXCEPT
  52 #define MSR_            MSR_ME|MSR_IP|MSR_RI
  53 #else
  54 #define MSR_            MSR_ME|MSR_RI
  55 #endif
  56 #ifndef CONFIG_E500
  57 #define MSR_KERNEL      MSR_|MSR_IR|MSR_DR
  58 #else
  59 #define MSR_KERNEL      MSR_ME
  60 #endif
  61
  62 /* Floating Point Status and Control Register (FPSCR) Fields */
  63
  64 #define FPSCR_FX        0x80000000      /* FPU exception summary */
  65 #define FPSCR_FEX       0x40000000      /* FPU enabled exception summary */
  66 #define FPSCR_VX        0x20000000      /* Invalid operation summary */
  67 #define FPSCR_OX        0x10000000      /* Overflow exception summary */
  68 #define FPSCR_UX        0x08000000      /* Underflow exception summary */
  69 #define FPSCR_ZX        0x04000000      /* Zero-devide exception summary */
  70 #define FPSCR_XX        0x02000000      /* Inexact exception summary */
  71 #define FPSCR_VXSNAN    0x01000000      /* Invalid op for SNaN */
  72 #define FPSCR_VXISI     0x00800000      /* Invalid op for Inv - Inv */
  73 #define FPSCR_VXIDI     0x00400000      /* Invalid op for Inv / Inv */
  74 #define FPSCR_VXZDZ     0x00200000      /* Invalid op for Zero / Zero */
  75 #define FPSCR_VXIMZ     0x00100000      /* Invalid op for Inv * Zero */
  76 #define FPSCR_VXVC      0x00080000      /* Invalid op for Compare */
  77 #define FPSCR_FR        0x00040000      /* Fraction rounded */
  78 #define FPSCR_FI        0x00020000      /* Fraction inexact */
  79 #define FPSCR_FPRF      0x0001f000      /* FPU Result Flags */
  80 #define FPSCR_FPCC      0x0000f000      /* FPU Condition Codes */
  81 #define FPSCR_VXSOFT    0x00000400      /* Invalid op for software request */
  82 #define FPSCR_VXSQRT    0x00000200      /* Invalid op for square root */
  83 #define FPSCR_VXCVI     0x00000100      /* Invalid op for integer convert */
  84 #define FPSCR_VE        0x00000080      /* Invalid op exception enable */
  85 #define FPSCR_OE        0x00000040      /* IEEE overflow exception enable */
  86 #define FPSCR_UE        0x00000020      /* IEEE underflow exception enable */
  87 #define FPSCR_ZE        0x00000010      /* IEEE zero divide exception enable */
  88 #define FPSCR_XE        0x00000008      /* FP inexact exception enable */
  89 #define FPSCR_NI        0x00000004      /* FPU non IEEE-Mode */
  90 #define FPSCR_RN        0x00000003      /* FPU rounding control */
  91
  92 /* Special Purpose Registers (SPRNs)*/
  93
  94 /* PPC440 Architecture is BOOK-E */
  95 #ifdef CONFIG_440
  96 #define CONFIG_BOOKE
  97 #endif
  98
  99 #define SPRN_CCR0       0x3B3   /* Core Configuration Register 0 */
 100 #ifdef CONFIG_BOOKE
 101 #define SPRN_CCR1       0x378   /* Core Configuration Register for 440 only */
 102 #endif
 103 #define SPRN_CDBCR      0x3D7   /* Cache Debug Control Register */
 104 #define SPRN_CTR        0x009   /* Count Register */
 105 #define SPRN_DABR       0x3F5   /* Data Address Breakpoint Register */
 106 #ifndef CONFIG_BOOKE
 107 #define SPRN_DAC1       0x3F6   /* Data Address Compare 1 */
 108 #define SPRN_DAC2       0x3F7   /* Data Address Compare 2 */
 109 #else
 110 #define SPRN_DAC1       0x13C   /* Book E Data Address Compare 1 */
 111 #define SPRN_DAC2       0x13D   /* Book E Data Address Compare 2 */
 112 #endif  /* CONFIG_BOOKE */
 113 #define SPRN_DAR        0x013   /* Data Address Register */
 114 #define SPRN_DBAT0L     0x219   /* Data BAT 0 Lower Register */
 115 #define SPRN_DBAT0U     0x218   /* Data BAT 0 Upper Register */
 116 #define SPRN_DBAT1L     0x21B   /* Data BAT 1 Lower Register */
 117 #define SPRN_DBAT1U     0x21A   /* Data BAT 1 Upper Register */
 118 #define SPRN_DBAT2L     0x21D   /* Data BAT 2 Lower Register */
 119 #define SPRN_DBAT2U     0x21C   /* Data BAT 2 Upper Register */
 120 #define SPRN_DBAT3L     0x21F   /* Data BAT 3 Lower Register */
 121 #define SPRN_DBAT3U     0x21E   /* Data BAT 3 Upper Register */
 122 #define SPRN_DBAT4L     0x239   /* Data BAT 4 Lower Register */
 123 #define SPRN_DBAT4U     0x238   /* Data BAT 4 Upper Register */
 124 #define SPRN_DBAT5L     0x23B   /* Data BAT 5 Lower Register */
 125 #define SPRN_DBAT5U     0x23A   /* Data BAT 5 Upper Register */
 126 #define SPRN_DBAT6L     0x23D   /* Data BAT 6 Lower Register */
 127 #define SPRN_DBAT6U     0x23C   /* Data BAT 6 Upper Register */
 128 #define SPRN_DBAT7L     0x23F   /* Data BAT 7 Lower Register */
 129 #define SPRN_DBAT7U     0x23E   /* Data BAT 7 Lower Register */
 130 #define SPRN_DBCR       0x3F2   /* Debug Control Regsiter */
 131 #define   DBCR_EDM      0x80000000
 132 #define   DBCR_IDM      0x40000000
 133 #define   DBCR_RST(x)   (((x) & 0x3) << 28)
 134 #define     DBCR_RST_NONE               0
 135 #define     DBCR_RST_CORE               1
 136 #define     DBCR_RST_CHIP               2
 137 #define     DBCR_RST_SYSTEM             3
 138 #define   DBCR_IC       0x08000000      /* Instruction Completion Debug Evnt */
 139 #define   DBCR_BT       0x04000000      /* Branch Taken Debug Event */
 140 #define   DBCR_EDE      0x02000000      /* Exception Debug Event */
 141 #define   DBCR_TDE      0x01000000      /* TRAP Debug Event */
 142 #define   DBCR_FER      0x00F80000      /* First Events Remaining Mask */
 143 #define   DBCR_FT       0x00040000      /* Freeze Timers on Debug Event */
 144 #define   DBCR_IA1      0x00020000      /* Instr. Addr. Compare 1 Enable */
 145 #define   DBCR_IA2      0x00010000      /* Instr. Addr. Compare 2 Enable */
 146 #define   DBCR_D1R      0x00008000      /* Data Addr. Compare 1 Read Enable */
 147 #define   DBCR_D1W      0x00004000      /* Data Addr. Compare 1 Write Enable */
 148 #define   DBCR_D1S(x)   (((x) & 0x3) << 12)     /* Data Adrr. Compare 1 Size */
 149 #define     DAC_BYTE    0
 150 #define     DAC_HALF    1
 151 #define     DAC_WORD    2
 152 #define     DAC_QUAD    3
 153 #define   DBCR_D2R      0x00000800      /* Data Addr. Compare 2 Read Enable */
 154 #define   DBCR_D2W      0x00000400      /* Data Addr. Compare 2 Write Enable */
 155 #define   DBCR_D2S(x)   (((x) & 0x3) << 8)      /* Data Addr. Compare 2 Size */
 156 #define   DBCR_SBT      0x00000040      /* Second Branch Taken Debug Event */
 157 #define   DBCR_SED      0x00000020      /* Second Exception Debug Event */
 158 #define   DBCR_STD      0x00000010      /* Second Trap Debug Event */
 159 #define   DBCR_SIA      0x00000008      /* Second IAC Enable */
 160 #define   DBCR_SDA      0x00000004      /* Second DAC Enable */
 161 #define   DBCR_JOI      0x00000002      /* JTAG Serial Outbound Int. Enable */
 162 #define   DBCR_JII      0x00000001      /* JTAG Serial Inbound Int. Enable */
 163 #ifndef CONFIG_BOOKE
 164 #define SPRN_DBCR0      0x3F2           /* Debug Control Register 0 */
 165 #else
 166 #define SPRN_DBCR0      0x134           /* Book E Debug Control Register 0 */
 167 #endif /* CONFIG_BOOKE */
 168 #ifndef CONFIG_BOOKE
 169 #define SPRN_DBCR1      0x3BD   /* Debug Control Register 1 */
 170 #define SPRN_DBSR       0x3F0   /* Debug Status Register */
 171 #else
 172 #define SPRN_DBCR1      0x135           /* Book E Debug Control Register 1 */
 173 #ifdef CONFIG_BOOKE
 174 #define SPRN_DBDR       0x3f3           /* Debug Data Register */
 175 #endif
 176 #define SPRN_DBSR       0x130           /* Book E Debug Status Register */
 177 #define   DBSR_IC           0x08000000  /* Book E Instruction Completion  */
 178 #define   DBSR_TIE          0x01000000  /* Book E Trap Instruction Event */
 179 #endif /* CONFIG_BOOKE */
 180 #define SPRN_DCCR       0x3FA   /* Data Cache Cacheability Register */
 181 #define   DCCR_NOCACHE          0       /* Noncacheable */
 182 #define   DCCR_CACHE            1       /* Cacheable */
 183 #ifndef CONFIG_BOOKE
 184 #define SPRN_DCDBTRL    0x39c   /* Data Cache Debug Tag Register Low */
 185 #define SPRN_DCDBTRH    0x39d   /* Data Cache Debug Tag Register High */
 186 #endif
 187 #define SPRN_DCMP       0x3D1   /* Data TLB Compare Register */
 188 #define SPRN_DCWR       0x3BA   /* Data Cache Write-thru Register */
 189 #define   DCWR_COPY             0       /* Copy-back */
 190 #define   DCWR_WRITE            1       /* Write-through */
 191 #ifndef CONFIG_BOOKE
 192 #define SPRN_DEAR       0x3D5   /* Data Error Address Register */
 193 #else
 194 #define SPRN_DEAR       0x03D   /* Book E Data Error Address Register */
 195 #endif /* CONFIG_BOOKE */
 196 #define SPRN_DEC        0x016   /* Decrement Register */
 197 #define SPRN_DMISS      0x3D0   /* Data TLB Miss Register */
 198 #ifdef CONFIG_BOOKE
 199 #define SPRN_DNV0       0x390   /* Data Cache Normal Victim 0 */
 200 #define SPRN_DNV1       0x391   /* Data Cache Normal Victim 1 */
 201 #define SPRN_DNV2       0x392   /* Data Cache Normal Victim 2 */
 202 #define SPRN_DNV3       0x393   /* Data Cache Normal Victim 3 */
 203 #endif
 204 #define SPRN_DSISR      0x012   /* Data Storage Interrupt Status Register */
 205 #ifdef CONFIG_BOOKE
 206 #define SPRN_DTV0       0x394   /* Data Cache Transient Victim 0 */
 207 #define SPRN_DTV1       0x395   /* Data Cache Transient Victim 1 */
 208 #define SPRN_DTV2       0x396   /* Data Cache Transient Victim 2 */
 209 #define SPRN_DTV3       0x397   /* Data Cache Transient Victim 3 */
 210 #define SPRN_DVLIM      0x398   /* Data Cache Victim Limit */
 211 #endif
 212 #define SPRN_EAR        0x11A   /* External Address Register */
 213 #ifndef CONFIG_BOOKE
 214 #define SPRN_ESR        0x3D4   /* Exception Syndrome Register */
 215 #else
 216 #define SPRN_ESR        0x03E           /* Book E Exception Syndrome Register */
 217 #endif /* CONFIG_BOOKE */
 218 #define   ESR_IMCP      0x80000000      /* Instr. Machine Check - Protection */
 219 #define   ESR_IMCN      0x40000000      /* Instr. Machine Check - Non-config */
 220 #define   ESR_IMCB      0x20000000      /* Instr. Machine Check - Bus error */
 221 #define   ESR_IMCT      0x10000000      /* Instr. Machine Check - Timeout */
 222 #define   ESR_PIL       0x08000000      /* Program Exception - Illegal */
 223 #define   ESR_PPR       0x04000000      /* Program Exception - Priveleged */
 224 #define   ESR_PTR       0x02000000      /* Program Exception - Trap */
 225 #define   ESR_DST       0x00800000      /* Storage Exception - Data miss */
 226 #define   ESR_DIZ       0x00400000      /* Storage Exception - Zone fault */
 227 #define SPRN_EVPR       0x3D6   /* Exception Vector Prefix Register */
 228 #define SPRN_HASH1      0x3D2   /* Primary Hash Address Register */
 229 #define SPRN_HASH2      0x3D3   /* Secondary Hash Address Resgister */
 230 #define SPRN_HID0       0x3F0   /* Hardware Implementation Register 0 */
 231
 232 #define HID0_ICE_SHIFT          15
 233 #define HID0_DCE_SHIFT          14
 234 #define HID0_DLOCK_SHIFT        12
 235
 236 #define   HID0_EMCP     (1<<31)         /* Enable Machine Check pin */
 237 #define   HID0_EBA      (1<<29)         /* Enable Bus Address Parity */
 238 #define   HID0_EBD      (1<<28)         /* Enable Bus Data Parity */
 239 #define   HID0_SBCLK    (1<<27)
 240 #define   HID0_EICE     (1<<26)
 241 #define   HID0_ECLK     (1<<25)
 242 #define   HID0_PAR      (1<<24)
 243 #define   HID0_DOZE     (1<<23)
 244 #define   HID0_NAP      (1<<22)
 245 #define   HID0_SLEEP    (1<<21)
 246 #define   HID0_DPM      (1<<20)
 247 #define   HID0_ICE      (1<<HID0_ICE_SHIFT)     /* Instruction Cache Enable */
 248 #define   HID0_DCE      (1<<HID0_DCE_SHIFT)     /* Data Cache Enable */
 249 #define   HID0_TBEN     (1<<14)         /* Time Base Enable */
 250 #define   HID0_ILOCK    (1<<13)         /* Instruction Cache Lock */
 251 #define   HID0_DLOCK    (1<<HID0_DLOCK_SHIFT)   /* Data Cache Lock */
 252 #define   HID0_ICFI     (1<<11)         /* Instr. Cache Flash Invalidate */
 253 #define   HID0_DCFI     (1<<10)         /* Data Cache Flash Invalidate */
 254 #define   HID0_DCI      HID0_DCFI
 255 #define   HID0_SPD      (1<<9)          /* Speculative disable */
 256 #define   HID0_ENMAS7   (1<<7)          /* Enable MAS7 Update for 36-bit phys */
 257 #define   HID0_SGE      (1<<7)          /* Store Gathering Enable */
 258 #define   HID0_SIED     HID_SGE         /* Serial Instr. Execution [Disable] */
 259 #define   HID0_DCFA     (1<<6)          /* Data Cache Flush Assist */
 260 #define   HID0_BTIC     (1<<5)          /* Branch Target Instruction Cache Enable */
 261 #define   HID0_ABE      (1<<3)          /* Address Broadcast Enable */
 262 #define   HID0_BHTE     (1<<2)          /* Branch History Table Enable */
 263 #define   HID0_BTCD     (1<<1)          /* Branch target cache disable */
 264 #define SPRN_HID1       0x3F1   /* Hardware Implementation Register 1 */
 265 #define   HID1_RFXE     (1<<17)         /* Read Fault Exception Enable */
 266 #define   HID1_ASTME    (1<<13)         /* Address bus streaming mode */
 267 #define   HID1_ABE      (1<<12)         /* Address broadcast enable */
 268 #define SPRN_IABR       0x3F2   /* Instruction Address Breakpoint Register */
 269 #ifndef CONFIG_BOOKE
 270 #define SPRN_IAC1       0x3F4   /* Instruction Address Compare 1 */
 271 #define SPRN_IAC2       0x3F5   /* Instruction Address Compare 2 */
 272 #else
 273 #define SPRN_IAC1       0x138   /* Book E Instruction Address Compare 1 */
 274 #define SPRN_IAC2       0x139   /* Book E Instruction Address Compare 2 */
 275 #endif /* CONFIG_BOOKE */
 276 #define SPRN_IBAT0L     0x211   /* Instruction BAT 0 Lower Register */
 277 #define SPRN_IBAT0U     0x210   /* Instruction BAT 0 Upper Register */
 278 #define SPRN_IBAT1L     0x213   /* Instruction BAT 1 Lower Register */
 279 #define SPRN_IBAT1U     0x212   /* Instruction BAT 1 Upper Register */
 280 #define SPRN_IBAT2L     0x215   /* Instruction BAT 2 Lower Register */
 281 #define SPRN_IBAT2U     0x214   /* Instruction BAT 2 Upper Register */
 282 #define SPRN_IBAT3L     0x217   /* Instruction BAT 3 Lower Register */
 283 #define SPRN_IBAT3U     0x216   /* Instruction BAT 3 Upper Register */
 284 #define SPRN_IBAT4L     0x231   /* Instruction BAT 4 Lower Register */
 285 #define SPRN_IBAT4U     0x230   /* Instruction BAT 4 Upper Register */
 286 #define SPRN_IBAT5L     0x233   /* Instruction BAT 5 Lower Register */
 287 #define SPRN_IBAT5U     0x232   /* Instruction BAT 5 Upper Register */
 288 #define SPRN_IBAT6L     0x235   /* Instruction BAT 6 Lower Register */
 289 #define SPRN_IBAT6U     0x234   /* Instruction BAT 6 Upper Register */
 290 #define SPRN_IBAT7L     0x237   /* Instruction BAT 7 Lower Register */
 291 #define SPRN_IBAT7U     0x236   /* Instruction BAT 7 Upper Register */
 292 #define SPRN_ICCR       0x3FB   /* Instruction Cache Cacheability Register */
 293 #define   ICCR_NOCACHE          0       /* Noncacheable */
 294 #define   ICCR_CACHE            1       /* Cacheable */
 295 #define SPRN_ICDBDR     0x3D3   /* Instruction Cache Debug Data Register */
 296 #ifdef CONFIG_BOOKE
 297 #define SPRN_ICDBTRL    0x39e   /* instruction cache debug tag register low */
 298 #define SPRN_ICDBTRH    0x39f   /* instruction cache debug tag register high */
 299 #endif
 300 #define SPRN_ICMP       0x3D5   /* Instruction TLB Compare Register */
 301 #define SPRN_ICTC       0x3FB   /* Instruction Cache Throttling Control Reg */
 302 #define SPRN_IMISS      0x3D4   /* Instruction TLB Miss Register */
 303 #define SPRN_IMMR       0x27E   /* Internal Memory Map Register */
 304 #ifdef CONFIG_BOOKE
 305 #define SPRN_INV0       0x370   /* Instruction Cache Normal Victim 0 */
 306 #define SPRN_INV1       0x371   /* Instruction Cache Normal Victim 1 */
 307 #define SPRN_INV2       0x372   /* Instruction Cache Normal Victim 2 */
 308 #define SPRN_INV3       0x373   /* Instruction Cache Normal Victim 3 */
 309 #define SPRN_ITV0       0x374   /* Instruction Cache Transient Victim 0 */
 310 #define SPRN_ITV1       0x375   /* Instruction Cache Transient Victim 1 */
 311 #define SPRN_ITV2       0x376   /* Instruction Cache Transient Victim 2 */
 312 #define SPRN_ITV3       0x377   /* Instruction Cache Transient Victim 3 */
 313 #define SPRN_IVLIM      0x399   /* Instruction Cache Victim Limit */
 314 #endif
 315 #define SPRN_LDSTCR     0x3F8   /* Load/Store Control Register */
 316 #define SPRN_L2CR       0x3F9   /* Level 2 Cache Control Regsiter */
 317 #define SPRN_LR         0x008   /* Link Register */
 318 #define SPRN_MBAR       0x137   /* System memory base address */
 319 #define SPRN_MMCR0      0x3B8   /* Monitor Mode Control Register 0 */
 320 #define SPRN_MMCR1      0x3BC   /* Monitor Mode Control Register 1 */
 321 #ifdef CONFIG_BOOKE
 322 #define SPRN_MMUCR      0x3b2   /* MMU Control Register */
 323 #endif
 324 #define SPRN_PBL1       0x3FC   /* Protection Bound Lower 1 */
 325 #define SPRN_PBL2       0x3FE   /* Protection Bound Lower 2 */
 326 #define SPRN_PBU1       0x3FD   /* Protection Bound Upper 1 */
 327 #define SPRN_PBU2       0x3FF   /* Protection Bound Upper 2 */
 328 #ifndef CONFIG_BOOKE
 329 #define SPRN_PID        0x3B1   /* Process ID */
 330 #define SPRN_PIR        0x3FF   /* Processor Identification Register */
 331 #else
 332 #define SPRN_PID        0x030   /* Book E Process ID */
 333 #define SPRN_PIR        0x11E   /* Book E Processor Identification Register */
 334 #endif /* CONFIG_BOOKE */
 335 #define SPRN_PIT        0x3DB   /* Programmable Interval Timer */
 336 #define SPRN_PMC1       0x3B9   /* Performance Counter Register 1 */
 337 #define SPRN_PMC2       0x3BA   /* Performance Counter Register 2 */
 338 #define SPRN_PMC3       0x3BD   /* Performance Counter Register 3 */
 339 #define SPRN_PMC4       0x3BE   /* Performance Counter Register 4 */
 340 #define SPRN_PVR        0x11F   /* Processor Version Register */
 341 #define SPRN_RPA        0x3D6   /* Required Physical Address Register */
 342 #ifdef CONFIG_BOOKE
 343 #define SPRN_RSTCFG     0x39b   /* Reset Configuration */
 344 #endif
 345 #define SPRN_SDA        0x3BF   /* Sampled Data Address Register */
 346 #define SPRN_SDR1       0x019   /* MMU Hash Base Register */
 347 #define SPRN_SGR        0x3B9   /* Storage Guarded Register */
 348 #define   SGR_NORMAL            0
 349 #define   SGR_GUARDED           1
 350 #define SPRN_SIA        0x3BB   /* Sampled Instruction Address Register */
 351 #define SPRN_SPRG0      0x110   /* Special Purpose Register General 0 */
 352 #define SPRN_SPRG1      0x111   /* Special Purpose Register General 1 */
 353 #define SPRN_SPRG2      0x112   /* Special Purpose Register General 2 */
 354 #define SPRN_SPRG3      0x113   /* Special Purpose Register General 3 */
 355 #define SPRN_SPRG4      0x114   /* Special Purpose Register General 4 */
 356 #define SPRN_SPRG5      0x115   /* Special Purpose Register General 5 */
 357 #define SPRN_SPRG6      0x116   /* Special Purpose Register General 6 */
 358 #define SPRN_SPRG7      0x117   /* Special Purpose Register General 7 */
 359 #define SPRN_SRR0       0x01A   /* Save/Restore Register 0 */
 360 #define SPRN_SRR1       0x01B   /* Save/Restore Register 1 */
 361 #define SPRN_SRR2       0x3DE   /* Save/Restore Register 2 */
 362 #define SPRN_SRR3       0x3DF   /* Save/Restore Register 3 */
 363
 364 #ifdef CONFIG_BOOKE
 365 #define SPRN_SVR        0x3FF   /* System Version Register */
 366 #else
 367 #define SPRN_SVR        0x11E   /* System Version Register */
 368 #endif
 369 #define SPRN_TBHI       0x3DC   /* Time Base High */
 370 #define SPRN_TBHU       0x3CC   /* Time Base High User-mode */
 371 #define SPRN_TBLO       0x3DD   /* Time Base Low */
 372 #define SPRN_TBLU       0x3CD   /* Time Base Low User-mode */
 373 #define SPRN_TBRL       0x10C   /* Time Base Read Lower Register */
 374 #define SPRN_TBRU       0x10D   /* Time Base Read Upper Register */
 375 #define SPRN_TBWL       0x11C   /* Time Base Write Lower Register */
 376 #define SPRN_TBWU       0x11D   /* Time Base Write Upper Register */
 377 #ifndef CONFIG_BOOKE
 378 #define SPRN_TCR        0x3DA   /* Timer Control Register */
 379 #else
 380 #define SPRN_TCR        0x154   /* Book E Timer Control Register */
 381 #endif /* CONFIG_BOOKE */
 382 #define   TCR_WP(x)             (((x)&0x3)<<30) /* WDT Period */
 383 #define     WP_2_17             0               /* 2^17 clocks */
 384 #define     WP_2_21             1               /* 2^21 clocks */
 385 #define     WP_2_25             2               /* 2^25 clocks */
 386 #define     WP_2_29             3               /* 2^29 clocks */
 387 #define   TCR_WRC(x)            (((x)&0x3)<<28) /* WDT Reset Control */
 388 #define     WRC_NONE            0               /* No reset will occur */
 389 #define     WRC_CORE            1               /* Core reset will occur */
 390 #define     WRC_CHIP            2               /* Chip reset will occur */
 391 #define     WRC_SYSTEM          3               /* System reset will occur */
 392 #define   TCR_WIE               0x08000000      /* WDT Interrupt Enable */
 393 #define   TCR_PIE               0x04000000      /* PIT Interrupt Enable */
 394 #define   TCR_FP(x)             (((x)&0x3)<<24) /* FIT Period */
 395 #define     FP_2_9              0               /* 2^9 clocks */
 396 #define     FP_2_13             1               /* 2^13 clocks */
 397 #define     FP_2_17             2               /* 2^17 clocks */
 398 #define     FP_2_21             3               /* 2^21 clocks */
 399 #define   TCR_FIE               0x00800000      /* FIT Interrupt Enable */
 400 #define   TCR_ARE               0x00400000      /* Auto Reload Enable */
 401 #define SPRN_THRM1      0x3FC   /* Thermal Management Register 1 */
 402 #define   THRM1_TIN             (1<<0)
 403 #define   THRM1_TIV             (1<<1)
 404 #define   THRM1_THRES           (0x7f<<2)
 405 #define   THRM1_TID             (1<<29)
 406 #define   THRM1_TIE             (1<<30)
 407 #define   THRM1_V               (1<<31)
 408 #define SPRN_THRM2      0x3FD   /* Thermal Management Register 2 */
 409 #define SPRN_THRM3      0x3FE   /* Thermal Management Register 3 */
 410 #define   THRM3_E               (1<<31)
 411 #define SPRN_TLBMISS    0x3D4   /* 980 7450 TLB Miss Register */
 412 #ifndef CONFIG_BOOKE
 413 #define SPRN_TSR        0x3D8   /* Timer Status Register */
 414 #else
 415 #define SPRN_TSR        0x150   /* Book E Timer Status Register */
 416 #endif /* CONFIG_BOOKE */
 417 #define   TSR_ENW               0x80000000      /* Enable Next Watchdog */
 418 #define   TSR_WIS               0x40000000      /* WDT Interrupt Status */
 419 #define   TSR_WRS(x)            (((x)&0x3)<<28) /* WDT Reset Status */
 420 #define     WRS_NONE            0               /* No WDT reset occurred */
 421 #define     WRS_CORE            1               /* WDT forced core reset */
 422 #define     WRS_CHIP            2               /* WDT forced chip reset */
 423 #define     WRS_SYSTEM          3               /* WDT forced system reset */
 424 #define   TSR_PIS               0x08000000      /* PIT Interrupt Status */
 425 #define   TSR_FIS               0x04000000      /* FIT Interrupt Status */
 426 #define SPRN_UMMCR0     0x3A8   /* User Monitor Mode Control Register 0 */
 427 #define SPRN_UMMCR1     0x3AC   /* User Monitor Mode Control Register 0 */
 428 #define SPRN_UPMC1      0x3A9   /* User Performance Counter Register 1 */
 429 #define SPRN_UPMC2      0x3AA   /* User Performance Counter Register 2 */
 430 #define SPRN_UPMC3      0x3AD   /* User Performance Counter Register 3 */
 431 #define SPRN_UPMC4      0x3AE   /* User Performance Counter Register 4 */
 432 #define SPRN_USIA       0x3AB   /* User Sampled Instruction Address Register */
 433 #define SPRN_XER        0x001   /* Fixed Point Exception Register */
 434 #define SPRN_ZPR        0x3B0   /* Zone Protection Register */
 435
 436 /* Book E definitions */
 437 #define SPRN_DECAR      0x036   /* Decrementer Auto Reload Register */
 438 #define SPRN_CSRR0      0x03A   /* Critical SRR0 */
 439 #define SPRN_CSRR1      0x03B   /* Critical SRR0 */
 440 #define SPRN_IVPR       0x03F   /* Interrupt Vector Prefix Register */
 441 #define SPRN_USPRG0     0x100   /* User Special Purpose Register General 0 */
 442 #define SPRN_SPRG4R     0x104   /* Special Purpose Register General 4 Read */
 443 #define SPRN_SPRG5R     0x105   /* Special Purpose Register General 5 Read */
 444 #define SPRN_SPRG6R     0x106   /* Special Purpose Register General 6 Read */
 445 #define SPRN_SPRG7R     0x107   /* Special Purpose Register General 7 Read */
 446 #define SPRN_SPRG4W     0x114   /* Special Purpose Register General 4 Write */
 447 #define SPRN_SPRG5W     0x115   /* Special Purpose Register General 5 Write */
 448 #define SPRN_SPRG6W     0x116   /* Special Purpose Register General 6 Write */
 449 #define SPRN_SPRG7W     0x117   /* Special Purpose Register General 7 Write */
 450 #define SPRN_DBCR2      0x136   /* Debug Control Register 2 */
 451 #define SPRN_IAC3       0x13A   /* Instruction Address Compare 3 */
 452 #define SPRN_IAC4       0x13B   /* Instruction Address Compare 4 */
 453 #define SPRN_DVC1       0x13E   /* Data Value Compare Register 1 */
 454 #define SPRN_DVC2       0x13F   /* Data Value Compare Register 2 */
 455 #define SPRN_IVOR0      0x190   /* Interrupt Vector Offset Register 0 */
 456 #define SPRN_IVOR1      0x191   /* Interrupt Vector Offset Register 1 */
 457 #define SPRN_IVOR2      0x192   /* Interrupt Vector Offset Register 2 */
 458 #define SPRN_IVOR3      0x193   /* Interrupt Vector Offset Register 3 */
 459 #define SPRN_IVOR4      0x194   /* Interrupt Vector Offset Register 4 */
 460 #define SPRN_IVOR5      0x195   /* Interrupt Vector Offset Register 5 */
 461 #define SPRN_IVOR6      0x196   /* Interrupt Vector Offset Register 6 */
 462 #define SPRN_IVOR7      0x197   /* Interrupt Vector Offset Register 7 */
 463 #define SPRN_IVOR8      0x198   /* Interrupt Vector Offset Register 8 */
 464 #define SPRN_IVOR9      0x199   /* Interrupt Vector Offset Register 9 */
 465 #define SPRN_IVOR10     0x19a   /* Interrupt Vector Offset Register 10 */
 466 #define SPRN_IVOR11     0x19b   /* Interrupt Vector Offset Register 11 */
 467 #define SPRN_IVOR12     0x19c   /* Interrupt Vector Offset Register 12 */
 468 #define SPRN_IVOR13     0x19d   /* Interrupt Vector Offset Register 13 */
 469 #define SPRN_IVOR14     0x19e   /* Interrupt Vector Offset Register 14 */
 470 #define SPRN_IVOR15     0x19f   /* Interrupt Vector Offset Register 15 */
 471
 472 /* e500 definitions */
 473 #define SPRN_L1CFG0     0x203   /* L1 Cache Configuration Register 0 */
 474 #define SPRN_L1CFG1     0x204   /* L1 Cache Configuration Register 1 */
 475 #define SPRN_L2CFG0     0x207   /* L2 Cache Configuration Register 0 */
 476 #define SPRN_L1CSR0     0x3f2   /* L1 Data Cache Control and Status Register 0 */
 477 #define   L1CSR0_CPE            0x00010000      /* Data Cache Parity Enable */
 478 #define   L1CSR0_DCFI           0x00000002      /* Data Cache Flash Invalidate */
 479 #define   L1CSR0_DCE            0x00000001      /* Data Cache Enable */
 480 #define SPRN_L1CSR1     0x3f3   /* L1 Instruction Cache Control and Status Register 1 */
 481 #define   L1CSR1_CPE            0x00010000      /* Instruction Cache Parity Enable */
 482 #define   L1CSR1_ICFI           0x00000002      /* Instruction Cache Flash Invalidate */
 483 #define   L1CSR1_ICE            0x00000001      /* Instruction Cache Enable */
 484 #define SPRN_L1CSR2     0x25e   /* L1 Data Cache Control and Status Register 2 */
 485 #define SPRN_L2CSR0     0x3f9   /* L2 Data Cache Control and Status Register 0 */
 486 #define   L2CSR0_L2E            0x80000000      /* L2 Cache Enable */
 487 #define   L2CSR0_L2PE           0x40000000      /* L2 Cache Parity/ECC Enable */
 488 #define   L2CSR0_L2WP           0x1c000000      /* L2 I/D Way Partioning */
 489 #define   L2CSR0_L2CM           0x03000000      /* L2 Cache Coherency Mode */
 490 #define   L2CSR0_L2FI           0x00200000      /* L2 Cache Flash Invalidate */
 491 #define   L2CSR0_L2IO           0x00100000      /* L2 Cache Instruction Only */
 492 #define   L2CSR0_L2DO           0x00010000      /* L2 Cache Data Only */
 493 #define   L2CSR0_L2REP          0x00003000      /* L2 Line Replacement Algo */
 494 #define   L2CSR0_L2FL           0x00000800      /* L2 Cache Flush */
 495 #define   L2CSR0_L2LFC          0x00000400      /* L2 Cache Lock Flash Clear */
 496 #define   L2CSR0_L2LOA          0x00000080      /* L2 Cache Lock Overflow Allocate */
 497 #define   L2CSR0_L2LO           0x00000020      /* L2 Cache Lock Overflow */
 498 #define SPRN_L2CSR1     0x3fa   /* L2 Data Cache Control and Status Register 1 */
 499
 500 #define SPRN_TLB0CFG    0x2B0   /* TLB 0 Config Register */
 501 #define SPRN_TLB1CFG    0x2B1   /* TLB 1 Config Register */
 502 #define SPRN_MMUCSR0    0x3f4   /* MMU control and status register 0 */
 503 #define SPRN_MAS0       0x270   /* MMU Assist Register 0 */
 504 #define SPRN_MAS1       0x271   /* MMU Assist Register 1 */
 505 #define SPRN_MAS2       0x272   /* MMU Assist Register 2 */
 506 #define SPRN_MAS3       0x273   /* MMU Assist Register 3 */
 507 #define SPRN_MAS4       0x274   /* MMU Assist Register 4 */
 508 #define SPRN_MAS5       0x275   /* MMU Assist Register 5 */
 509 #define SPRN_MAS6       0x276   /* MMU Assist Register 6 */
 510 #define SPRN_MAS7       0x3B0   /* MMU Assist Register 7 */
 511
 512 #define SPRN_IVOR32     0x210   /* Interrupt Vector Offset Register 32 */
 513 #define SPRN_IVOR33     0x211   /* Interrupt Vector Offset Register 33 */
 514 #define SPRN_IVOR34     0x212   /* Interrupt Vector Offset Register 34 */
 515 #define SPRN_IVOR35     0x213   /* Interrupt Vector Offset Register 35 */
 516 #define SPRN_SPEFSCR    0x200   /* SPE & Embedded FP Status & Control */
 517
 518 #define SPRN_MCSRR0     0x23a   /* Machine Check Save and Restore Register 0 */
 519 #define SPRN_MCSRR1     0x23b   /* Machine Check Save and Restore Register 1 */
 520 #define SPRN_BUCSR      0x3f5   /* Branch Control and Status Register */
 521 #define SPRN_BBEAR      0x201   /* Branch Buffer Entry Address Register */
 522 #define SPRN_BBTAR      0x202   /* Branch Buffer Target Address Register */
 523 #define SPRN_PID1       0x279   /* Process ID Register 1 */
 524 #define SPRN_PID2       0x27a   /* Process ID Register 2 */
 525 #define SPRN_MCSR       0x23c   /* Machine Check Syndrome register */
 526 #define SPRN_MCAR       0x23d   /* Machine Check Address register */
 527 #define MCSR_MCS        0x80000000      /* Machine Check Summary */
 528 #define MCSR_IB         0x40000000      /* Instruction PLB Error */
 529 #if defined(CONFIG_440)
 530 #define MCSR_DRB        0x20000000      /* Data Read PLB Error */
 531 #define MCSR_DWB        0x10000000      /* Data Write PLB Error */
 532 #else
 533 #define MCSR_DB         0x20000000      /* Data PLB Error */
 534 #endif /* defined(CONFIG_440) */
 535 #define MCSR_TLBP       0x08000000      /* TLB Parity Error */
 536 #define MCSR_ICP        0x04000000      /* I-Cache Parity Error */
 537 #define MCSR_DCSP       0x02000000      /* D-Cache Search Parity Error */
 538 #define MCSR_DCFP       0x01000000      /* D-Cache Flush Parity Error */
 539 #define MCSR_IMPE       0x00800000      /* Imprecise Machine Check Exception */
 540 #define ESR_ST          0x00800000      /* Store Operation */
 541
 542 #if defined(CONFIG_MPC86xx)
 543 #define SPRN_MSSCR0     0x3f6
 544 #define SPRN_MSSSR0     0x3f7
 545 #endif
 546
 547 /* Short-hand versions for a number of the above SPRNs */
 548
 549 #define CTR     SPRN_CTR        /* Counter Register */
 550 #define DAR     SPRN_DAR        /* Data Address Register */
 551 #define DABR    SPRN_DABR       /* Data Address Breakpoint Register */
 552 #define DAC1    SPRN_DAC1       /* Data Address Register 1 */
 553 #define DAC2    SPRN_DAC2       /* Data Address Register 2 */
 554 #define DBAT0L  SPRN_DBAT0L     /* Data BAT 0 Lower Register */
 555 #define DBAT0U  SPRN_DBAT0U     /* Data BAT 0 Upper Register */
 556 #define DBAT1L  SPRN_DBAT1L     /* Data BAT 1 Lower Register */
 557 #define DBAT1U  SPRN_DBAT1U     /* Data BAT 1 Upper Register */
 558 #define DBAT2L  SPRN_DBAT2L     /* Data BAT 2 Lower Register */
 559 #define DBAT2U  SPRN_DBAT2U     /* Data BAT 2 Upper Register */
 560 #define DBAT3L  SPRN_DBAT3L     /* Data BAT 3 Lower Register */
 561 #define DBAT3U  SPRN_DBAT3U     /* Data BAT 3 Upper Register */
 562 #define DBAT4L  SPRN_DBAT4L     /* Data BAT 4 Lower Register */
 563 #define DBAT4U  SPRN_DBAT4U     /* Data BAT 4 Upper Register */
 564 #define DBAT5L  SPRN_DBAT5L     /* Data BAT 5 Lower Register */
 565 #define DBAT5U  SPRN_DBAT5U     /* Data BAT 5 Upper Register */
 566 #define DBAT6L  SPRN_DBAT6L     /* Data BAT 6 Lower Register */
 567 #define DBAT6U  SPRN_DBAT6U     /* Data BAT 6 Upper Register */
 568 #define DBAT7L  SPRN_DBAT7L     /* Data BAT 7 Lower Register */
 569 #define DBAT7U  SPRN_DBAT7U     /* Data BAT 7 Upper Register */
 570 #define DBCR0   SPRN_DBCR0      /* Debug Control Register 0 */
 571 #define DBCR1   SPRN_DBCR1      /* Debug Control Register 1 */
 572 #define DBSR    SPRN_DBSR       /* Debug Status Register */
 573 #define DCMP    SPRN_DCMP       /* Data TLB Compare Register */
 574 #define DEC     SPRN_DEC        /* Decrement Register */
 575 #define DMISS   SPRN_DMISS      /* Data TLB Miss Register */
 576 #define DSISR   SPRN_DSISR      /* Data Storage Interrupt Status Register */
 577 #define EAR     SPRN_EAR        /* External Address Register */
 578 #define ESR     SPRN_ESR        /* Exception Syndrome Register */
 579 #define HASH1   SPRN_HASH1      /* Primary Hash Address Register */
 580 #define HASH2   SPRN_HASH2      /* Secondary Hash Address Register */
 581 #define HID0    SPRN_HID0       /* Hardware Implementation Register 0 */
 582 #define HID1    SPRN_HID1       /* Hardware Implementation Register 1 */
 583 #define IABR    SPRN_IABR       /* Instruction Address Breakpoint Register */
 584 #define IAC1    SPRN_IAC1       /* Instruction Address Register 1 */
 585 #define IAC2    SPRN_IAC2       /* Instruction Address Register 2 */
 586 #define IBAT0L  SPRN_IBAT0L     /* Instruction BAT 0 Lower Register */
 587 #define IBAT0U  SPRN_IBAT0U     /* Instruction BAT 0 Upper Register */
 588 #define IBAT1L  SPRN_IBAT1L     /* Instruction BAT 1 Lower Register */
 589 #define IBAT1U  SPRN_IBAT1U     /* Instruction BAT 1 Upper Register */
 590 #define IBAT2L  SPRN_IBAT2L     /* Instruction BAT 2 Lower Register */
 591 #define IBAT2U  SPRN_IBAT2U     /* Instruction BAT 2 Upper Register */
 592 #define IBAT3L  SPRN_IBAT3L     /* Instruction BAT 3 Lower Register */
 593 #define IBAT3U  SPRN_IBAT3U     /* Instruction BAT 3 Upper Register */
 594 #define IBAT4L  SPRN_IBAT4L     /* Instruction BAT 4 Lower Register */
 595 #define IBAT4U  SPRN_IBAT4U     /* Instruction BAT 4 Upper Register */
 596 #define IBAT5L  SPRN_IBAT5L     /* Instruction BAT 5 Lower Register */
 597 #define IBAT5U  SPRN_IBAT5U     /* Instruction BAT 5 Upper Register */
 598 #define IBAT6L  SPRN_IBAT6L     /* Instruction BAT 6 Lower Register */
 599 #define IBAT6U  SPRN_IBAT6U     /* Instruction BAT 6 Upper Register */
 600 #define IBAT7L  SPRN_IBAT7L     /* Instruction BAT 7 Lower Register */
 601 #define IBAT7U  SPRN_IBAT7U     /* Instruction BAT 7 Lower Register */
 602 #define ICMP    SPRN_ICMP       /* Instruction TLB Compare Register */
 603 #define IMISS   SPRN_IMISS      /* Instruction TLB Miss Register */
 604 #define IMMR    SPRN_IMMR       /* PPC 860/821 Internal Memory Map Register */
 605 #define LDSTCR  SPRN_LDSTCR     /* Load/Store Control Register */
 606 #define L2CR    SPRN_L2CR       /* PPC 750 L2 control register */
 607 #define LR      SPRN_LR
 608 #define MBAR    SPRN_MBAR       /* System memory base address */
 609 #if defined(CONFIG_MPC86xx)
 610 #define MSSCR0  SPRN_MSSCR0
 611 #endif
 612 #if defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
 613 #define PIR     SPRN_PIR
 614 #endif
 615 #define SVR     SPRN_SVR        /* System-On-Chip Version Register */
 616 #define PVR     SPRN_PVR        /* Processor Version */
 617 #define RPA     SPRN_RPA        /* Required Physical Address Register */
 618 #define SDR1    SPRN_SDR1       /* MMU hash base register */
 619 #define SPR0    SPRN_SPRG0      /* Supervisor Private Registers */
 620 #define SPR1    SPRN_SPRG1
 621 #define SPR2    SPRN_SPRG2
 622 #define SPR3    SPRN_SPRG3
 623 #define SPRG0   SPRN_SPRG0
 624 #define SPRG1   SPRN_SPRG1
 625 #define SPRG2   SPRN_SPRG2
 626 #define SPRG3   SPRN_SPRG3
 627 #define SPRG4   SPRN_SPRG4
 628 #define SPRG5   SPRN_SPRG5
 629 #define SPRG6   SPRN_SPRG6
 630 #define SPRG7   SPRN_SPRG7
 631 #define SRR0    SPRN_SRR0       /* Save and Restore Register 0 */
 632 #define SRR1    SPRN_SRR1       /* Save and Restore Register 1 */
 633 #define SRR2    SPRN_SRR2       /* Save and Restore Register 2 */
 634 #define SRR3    SPRN_SRR3       /* Save and Restore Register 3 */
 635 #define SVR     SPRN_SVR        /* System Version Register */
 636 #define TBRL    SPRN_TBRL       /* Time Base Read Lower Register */
 637 #define TBRU    SPRN_TBRU       /* Time Base Read Upper Register */
 638 #define TBWL    SPRN_TBWL       /* Time Base Write Lower Register */
 639 #define TBWU    SPRN_TBWU       /* Time Base Write Upper Register */
 640 #define TCR     SPRN_TCR        /* Timer Control Register */
 641 #define TSR     SPRN_TSR        /* Timer Status Register */
 642 #define ICTC    1019
 643 #define THRM1   SPRN_THRM1      /* Thermal Management Register 1 */
 644 #define THRM2   SPRN_THRM2      /* Thermal Management Register 2 */
 645 #define THRM3   SPRN_THRM3      /* Thermal Management Register 3 */
 646 #define XER     SPRN_XER
 647
 648 #define DECAR   SPRN_DECAR
 649 #define CSRR0   SPRN_CSRR0
 650 #define CSRR1   SPRN_CSRR1
 651 #define IVPR    SPRN_IVPR
 652 #define USPRG0  SPRN_USPRG
 653 #define SPRG4R  SPRN_SPRG4R
 654 #define SPRG5R  SPRN_SPRG5R
 655 #define SPRG6R  SPRN_SPRG6R
 656 #define SPRG7R  SPRN_SPRG7R
 657 #define SPRG4W  SPRN_SPRG4W
 658 #define SPRG5W  SPRN_SPRG5W
 659 #define SPRG6W  SPRN_SPRG6W
 660 #define SPRG7W  SPRN_SPRG7W
 661 #define DEAR    SPRN_DEAR
 662 #define DBCR2   SPRN_DBCR2
 663 #define IAC3    SPRN_IAC3
 664 #define IAC4    SPRN_IAC4
 665 #define DVC1    SPRN_DVC1
 666 #define DVC2    SPRN_DVC2
 667 #define IVOR0   SPRN_IVOR0
 668 #define IVOR1   SPRN_IVOR1
 669 #define IVOR2   SPRN_IVOR2
 670 #define IVOR3   SPRN_IVOR3
 671 #define IVOR4   SPRN_IVOR4
 672 #define IVOR5   SPRN_IVOR5
 673 #define IVOR6   SPRN_IVOR6
 674 #define IVOR7   SPRN_IVOR7
 675 #define IVOR8   SPRN_IVOR8
 676 #define IVOR9   SPRN_IVOR9
 677 #define IVOR10  SPRN_IVOR10
 678 #define IVOR11  SPRN_IVOR11
 679 #define IVOR12  SPRN_IVOR12
 680 #define IVOR13  SPRN_IVOR13
 681 #define IVOR14  SPRN_IVOR14
 682 #define IVOR15  SPRN_IVOR15
 683 #define IVOR32  SPRN_IVOR32
 684 #define IVOR33  SPRN_IVOR33
 685 #define IVOR34  SPRN_IVOR34
 686 #define IVOR35  SPRN_IVOR35
 687 #define MCSRR0  SPRN_MCSRR0
 688 #define MCSRR1  SPRN_MCSRR1
 689 #define L1CSR0  SPRN_L1CSR0
 690 #define L1CSR1  SPRN_L1CSR1
 691 #define L1CSR2  SPRN_L1CSR2
 692 #define L1CFG0  SPRN_L1CFG0
 693 #define L1CFG1  SPRN_L1CFG1
 694 #define L2CFG0  SPRN_L2CFG0
 695 #define L2CSR0  SPRN_L2CSR0
 696 #define L2CSR1  SPRN_L2CSR1
 697 #define MCSR    SPRN_MCSR
 698 #define MMUCSR0 SPRN_MMUCSR0
 699 #define BUCSR   SPRN_BUCSR
 700 #define PID0    SPRN_PID
 701 #define PID1    SPRN_PID1
 702 #define PID2    SPRN_PID2
 703 #define MAS0    SPRN_MAS0
 704 #define MAS1    SPRN_MAS1
 705 #define MAS2    SPRN_MAS2
 706 #define MAS3    SPRN_MAS3
 707 #define MAS4    SPRN_MAS4
 708 #define MAS5    SPRN_MAS5
 709 #define MAS6    SPRN_MAS6
 710 #define MAS7    SPRN_MAS7
 711
 712 #if defined(CONFIG_4xx) || defined(CONFIG_44x) || defined(CONFIG_MPC85xx)
 713 #define DAR_DEAR DEAR
 714 #else
 715 #define DAR_DEAR DAR
 716 #endif
 717
 718 /* Device Control Registers */
 719
 720 #define DCRN_BEAR       0x090   /* Bus Error Address Register */
 721 #define DCRN_BESR       0x091   /* Bus Error Syndrome Register */
 722 #define   BESR_DSES     0x80000000      /* Data-Side Error Status */
 723 #define   BESR_DMES     0x40000000      /* DMA Error Status */
 724 #define   BESR_RWS      0x20000000      /* Read/Write Status */
 725 #define   BESR_ETMASK   0x1C000000      /* Error Type */
 726 #define     ET_PROT     0
 727 #define     ET_PARITY   1
 728 #define     ET_NCFG     2
 729 #define     ET_BUSERR   4
 730 #define     ET_BUSTO    6
 731 #define DCRN_DMACC0     0x0C4   /* DMA Chained Count Register 0 */
 732 #define DCRN_DMACC1     0x0CC   /* DMA Chained Count Register 1 */
 733 #define DCRN_DMACC2     0x0D4   /* DMA Chained Count Register 2 */
 734 #define DCRN_DMACC3     0x0DC    /* DMA Chained Count Register 3 */
 735 #define DCRN_DMACR0     0x0C0    /* DMA Channel Control Register 0 */
 736 #define DCRN_DMACR1     0x0C8    /* DMA Channel Control Register 1 */
 737 #define DCRN_DMACR2     0x0D0    /* DMA Channel Control Register 2 */
 738 #define DCRN_DMACR3     0x0D8    /* DMA Channel Control Register 3 */
 739 #define DCRN_DMACT0     0x0C1    /* DMA Count Register 0 */
 740 #define DCRN_DMACT1     0x0C9    /* DMA Count Register 1 */
 741 #define DCRN_DMACT2     0x0D1    /* DMA Count Register 2 */
 742 #define DCRN_DMACT3     0x0D9    /* DMA Count Register 3 */
 743 #define DCRN_DMADA0     0x0C2    /* DMA Destination Address Register 0 */
 744 #define DCRN_DMADA1     0x0CA    /* DMA Destination Address Register 1 */
 745 #define DCRN_DMADA2     0x0D2    /* DMA Destination Address Register 2 */
 746 #define DCRN_DMADA3     0x0DA    /* DMA Destination Address Register 3 */
 747 #define DCRN_DMASA0     0x0C3    /* DMA Source Address Register 0 */
 748 #define DCRN_DMASA1     0x0CB    /* DMA Source Address Register 1 */
 749 #define DCRN_DMASA2     0x0D3    /* DMA Source Address Register 2 */
 750 #define DCRN_DMASA3     0x0DB    /* DMA Source Address Register 3 */
 751 #define DCRN_DMASR      0x0E0    /* DMA Status Register */
 752 #define DCRN_EXIER      0x042    /* External Interrupt Enable Register */
 753 #define   EXIER_CIE     0x80000000      /* Critical Interrupt Enable */
 754 #define   EXIER_SRIE    0x08000000      /* Serial Port Rx Int. Enable */
 755 #define   EXIER_STIE    0x04000000      /* Serial Port Tx Int. Enable */
 756 #define   EXIER_JRIE    0x02000000      /* JTAG Serial Port Rx Int. Enable */
 757 #define   EXIER_JTIE    0x01000000      /* JTAG Serial Port Tx Int. Enable */
 758 #define   EXIER_D0IE    0x00800000      /* DMA Channel 0 Interrupt Enable */
 759 #define   EXIER_D1IE    0x00400000      /* DMA Channel 1 Interrupt Enable */
 760 #define   EXIER_D2IE    0x00200000      /* DMA Channel 2 Interrupt Enable */
 761 #define   EXIER_D3IE    0x00100000      /* DMA Channel 3 Interrupt Enable */
 762 #define   EXIER_E0IE    0x00000010      /* External Interrupt 0 Enable */
 763 #define   EXIER_E1IE    0x00000008      /* External Interrupt 1 Enable */
 764 #define   EXIER_E2IE    0x00000004      /* External Interrupt 2 Enable */
 765 #define   EXIER_E3IE    0x00000002      /* External Interrupt 3 Enable */
 766 #define   EXIER_E4IE    0x00000001      /* External Interrupt 4 Enable */
 767 #define DCRN_EXISR      0x040    /* External Interrupt Status Register */
 768 #define DCRN_IOCR       0x0A0    /* Input/Output Configuration Register */
 769 #define   IOCR_E0TE     0x80000000
 770 #define   IOCR_E0LP     0x40000000
 771 #define   IOCR_E1TE     0x20000000
 772 #define   IOCR_E1LP     0x10000000
 773 #define   IOCR_E2TE     0x08000000
 774 #define   IOCR_E2LP     0x04000000
 775 #define   IOCR_E3TE     0x02000000
 776 #define   IOCR_E3LP     0x01000000
 777 #define   IOCR_E4TE     0x00800000
 778 #define   IOCR_E4LP     0x00400000
 779 #define   IOCR_EDT      0x00080000
 780 #define   IOCR_SOR      0x00040000
 781 #define   IOCR_EDO      0x00008000
 782 #define   IOCR_2XC      0x00004000
 783 #define   IOCR_ATC      0x00002000
 784 #define   IOCR_SPD      0x00001000
 785 #define   IOCR_BEM      0x00000800
 786 #define   IOCR_PTD      0x00000400
 787 #define   IOCR_ARE      0x00000080
 788 #define   IOCR_DRC      0x00000020
 789 #define   IOCR_RDM(x)   (((x) & 0x3) << 3)
 790 #define   IOCR_TCS      0x00000004
 791 #define   IOCR_SCS      0x00000002
 792 #define   IOCR_SPC      0x00000001
 793
 794 /* System-On-Chip Version Register */
 795
 796 /* System-On-Chip Version Register (SVR) field extraction */
 797
 798 #define SVR_VER(svr)    (((svr) >> 16) & 0xFFFF) /* Version field */
 799 #define SVR_REV(svr)    (((svr) >>  0) & 0xFFFF) /* Revision field */
 800
 801 #define SVR_CID(svr)    (((svr) >> 28) & 0x0F)   /* Company or manufacturer ID */
 802 #define SVR_SOCOP(svr)  (((svr) >> 22) & 0x3F)   /* SOC integration options */
 803 #define SVR_SID(svr)    (((svr) >> 16) & 0x3F)   /* SOC ID */
 804 #define SVR_PROC(svr)   (((svr) >> 12) & 0x0F)   /* Process revision field */
 805 #define SVR_MFG(svr)    (((svr) >>  8) & 0x0F)   /* Manufacturing revision */
 806 #define SVR_MJREV(svr)  (((svr) >>  4) & 0x0F)   /* Major SOC design revision indicator */
 807 #define SVR_MNREV(svr)  (((svr) >>  0) & 0x0F)   /* Minor SOC design revision indicator */
 808
 809 /* Processor Version Register */
 810
 811 /* Processor Version Register (PVR) field extraction */
 812
 813 #define PVR_VER(pvr)  (((pvr) >>  16) & 0xFFFF) /* Version field */
 814 #define PVR_REV(pvr)  (((pvr) >>   0) & 0xFFFF) /* Revison field */
 815
 816 /*
 817  * AMCC has further subdivided the standard PowerPC 16-bit version and
 818  * revision subfields of the PVR for the PowerPC 403s into the following:
 819  */
 820
 821 #define PVR_FAM(pvr)    (((pvr) >> 20) & 0xFFF) /* Family field */
 822 #define PVR_MEM(pvr)    (((pvr) >> 16) & 0xF)   /* Member field */
 823 #define PVR_CORE(pvr)   (((pvr) >> 12) & 0xF)   /* Core field */
 824 #define PVR_CFG(pvr)    (((pvr) >>  8) & 0xF)   /* Configuration field */
 825 #define PVR_MAJ(pvr)    (((pvr) >>  4) & 0xF)   /* Major revision field */
 826 #define PVR_MIN(pvr)    (((pvr) >>  0) & 0xF)   /* Minor revision field */
 827
 828 /* e600 core PVR fields */
 829
 830 #define PVR_E600_VER(pvr)       (((pvr) >> 15) & 0xFFFF) /* Version/type */
 831 #define PVR_E600_TECH(pvr)      (((pvr) >> 12) & 0xF)    /* Technology */
 832 #define PVR_E600_MAJ(pvr)       (((pvr) >> 8) & 0xF)     /* Major revision */
 833 #define PVR_E600_MIN(pvr)       (((pvr) >> 0) & 0xFF)    /* Minor revision */
 834
 835 /* Processor Version Numbers */
 836
 837 #define PVR_403GA       0x00200000
 838 #define PVR_403GB       0x00200100
 839 #define PVR_403GC       0x00200200
 840 #define PVR_403GCX      0x00201400
 841 #define PVR_405GP       0x40110000
 842 #define PVR_405GP_RB    0x40110040
 843 #define PVR_405GP_RC    0x40110082
 844 #define PVR_405GP_RD    0x401100C4
 845 #define PVR_405GP_RE    0x40110145  /* same as pc405cr rev c */
 846 #define PVR_405CR_RA    0x40110041
 847 #define PVR_405CR_RB    0x401100C5
 848 #define PVR_405CR_RC    0x40110145  /* same as pc405gp rev e */
 849 #define PVR_405EP_RA    0x51210950
 850 #define PVR_405GPR_RB   0x50910951
 851 #define PVR_405EZ_RA    0x41511460
 852 #define PVR_405EXR1_RA  0x12911473 /* 405EXr rev A/B with Security */
 853 #define PVR_405EXR2_RA  0x12911471 /* 405EXr rev A/B without Security */
 854 #define PVR_405EX1_RA   0x12911477 /* 405EX rev A/B with Security */
 855 #define PVR_405EX2_RA   0x12911475 /* 405EX rev A/B without Security */
 856 #define PVR_405EXR1_RC  0x1291147B /* 405EXr rev C with Security */
 857 #define PVR_405EXR2_RC  0x12911479 /* 405EXr rev C without Security */
 858 #define PVR_405EX1_RC   0x1291147F /* 405EX rev C with Security */
 859 #define PVR_405EX2_RC   0x1291147D /* 405EX rev C without Security */
 860 #define PVR_440GP_RB    0x40120440
 861 #define PVR_440GP_RC    0x40120481
 862 #define PVR_440EP_RA    0x42221850
 863 #define PVR_440EP_RB    0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */
 864 #define PVR_440EP_RC    0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */
 865 #define PVR_440GR_RA    0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */
 866 #define PVR_440GR_RB    0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */
 867 #define PVR_440EPX1_RA  0x216218D0 /* 440EPX rev A with Security / Kasumi */
 868 #define PVR_440EPX2_RA  0x216218D4 /* 440EPX rev A without Security / Kasumi */
 869 #define PVR_440GRX1_RA  0x216218D0 /* 440GRX rev A with Security / Kasumi */
 870 #define PVR_440GRX2_RA  0x216218D4 /* 440GRX rev A without Security / Kasumi */
 871 #define PVR_440GX_RA    0x51B21850
 872 #define PVR_440GX_RB    0x51B21851
 873 #define PVR_440GX_RC    0x51B21892
 874 #define PVR_440GX_RF    0x51B21894
 875 #define PVR_405EP_RB    0x51210950
 876 #define PVR_440SP_6_RAB 0x53221850 /* 440SP rev A&B with RAID 6 support enabled */
 877 #define PVR_440SP_RAB   0x53321850 /* 440SP rev A&B without RAID 6 support      */
 878 #define PVR_440SP_6_RC  0x53221891 /* 440SP rev C with RAID 6 support enabled   */
 879 #define PVR_440SP_RC    0x53321891 /* 440SP rev C without RAID 6 support        */
 880 #define PVR_440SPe_6_RA 0x53421890 /* 440SPe rev A with RAID 6 support enabled  */
 881 #define PVR_440SPe_RA   0x53521890 /* 440SPe rev A without RAID 6 support       */
 882 #define PVR_440SPe_6_RB 0x53421891 /* 440SPe rev B with RAID 6 support enabled  */
 883 #define PVR_440SPe_RB   0x53521891 /* 440SPe rev B without RAID 6 support       */
 884 #define PVR_460EX_SE_RA 0x130218A2 /* 460EX rev A with Security Engine    */
 885 #define PVR_460EX_RA    0x130218A3 /* 460EX rev A without Security Engine */
 886 #define PVR_460EX_RB    0x130218A4 /* 460EX rev B with and without Sec Eng*/
 887 #define PVR_460GT_SE_RA 0x130218A0 /* 460GT rev A with Security Engine    */
 888 #define PVR_460GT_RA    0x130218A1 /* 460GT rev A without Security Engine */
 889 #define PVR_460GT_RB    0x130218A5 /* 460GT rev B with and without Sec Eng*/
 890 #define PVR_460SX_RA    0x13541800 /* 460SX rev A                   */
 891 #define PVR_460SX_RA_V1 0x13541801 /* 460SX rev A Variant 1 Security disabled */
 892 #define PVR_460GX_RA    0x13541802 /* 460GX rev A                   */
 893 #define PVR_460GX_RA_V1 0x13541803 /* 460GX rev A Variant 1 Security disabled */
 894 #define PVR_601         0x00010000
 895 #define PVR_602         0x00050000
 896 #define PVR_603         0x00030000
 897 #define PVR_603e        0x00060000
 898 #define PVR_603ev       0x00070000
 899 #define PVR_603r        0x00071000
 900 #define PVR_604         0x00040000
 901 #define PVR_604e        0x00090000
 902 #define PVR_604r        0x000A0000
 903 #define PVR_620         0x00140000
 904 #define PVR_740         0x00080000
 905 #define PVR_750         PVR_740
 906 #define PVR_740P        0x10080000
 907 #define PVR_750P        PVR_740P
 908 #define PVR_7400        0x000C0000
 909 #define PVR_7410        0x800C0000
 910 #define PVR_7450        0x80000000
 911
 912 #define PVR_85xx        0x80200000
 913 #define PVR_85xx_REV1   (PVR_85xx | 0x0010)
 914 #define PVR_85xx_REV2   (PVR_85xx | 0x0020)
 915
 916 #define PVR_86xx        0x80040000
 917
 918 #define PVR_VIRTEX5     0x7ff21912
 919
 920 /*
 921  * For the 8xx processors, all of them report the same PVR family for
 922  * the PowerPC core. The various versions of these processors must be
 923  * differentiated by the version number in the Communication Processor
 924  * Module (CPM).
 925  */
 926 #define PVR_821         0x00500000
 927 #define PVR_823         PVR_821
 928 #define PVR_850         PVR_821
 929 #define PVR_860         PVR_821
 930 #define PVR_7400        0x000C0000
 931 #define PVR_8240        0x00810100
 932
 933 /*
 934  * PowerQUICC II family processors report different PVR values depending
 935  * on silicon process (HiP3, HiP4, HiP7, etc.)
 936  */
 937 #define PVR_8260        PVR_8240
 938 #define PVR_8260_HIP3   0x00810101
 939 #define PVR_8260_HIP4   0x80811014
 940 #define PVR_8260_HIP7   0x80822011
 941 #define PVR_8260_HIP7R1 0x80822013
 942 #define PVR_8260_HIP7RA 0x80822014
 943
 944 /*
 945  * MPC 52xx
 946  */
 947 #define PVR_5200        0x80822011
 948 #define PVR_5200B       0x80822014
 949
 950 /*
 951  * System Version Register
 952  */
 953
 954 /* System Version Register (SVR) field extraction */
 955
 956 #define SVR_VER(svr)    (((svr) >>  16) & 0xFFFF)       /* Version field */
 957 #define SVR_REV(svr)    (((svr) >>   0) & 0xFFFF)       /* Revison field */
 958
 959 #define SVR_SUBVER(svr) (((svr) >>  8) & 0xFF)  /* Process/MFG sub-version */
 960
 961 #define SVR_FAM(svr)    (((svr) >> 20) & 0xFFF) /* Family field */
 962 #define SVR_MEM(svr)    (((svr) >> 16) & 0xF)   /* Member field */
 963
 964 #define SVR_MAJ(svr)    (((svr) >>  4) & 0xF)   /* Major revision field*/
 965 #define SVR_MIN(svr)    (((svr) >>  0) & 0xF)   /* Minor revision field*/
 966
 967 /* Some parts define SVR[0:23] as the SOC version */
 968 #define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFFFFF)      /* SOC Version fields */
 969
 970 /* whether MPC8xxxE (i.e. has SEC) */
 971 #if defined(CONFIG_MPC85xx)
 972 #define IS_E_PROCESSOR(svr)     (svr & 0x80000)
 973 #else
 974 #if defined(CONFIG_MPC83xx)
 975 #define IS_E_PROCESSOR(spridr)  (!(spridr & 0x00010000))
 976 #endif
 977 #endif
 978
 979 /*
 980  * SVR_SOC_VER() Version Values
 981  */
 982
 983 #define SVR_8533        0x803400
 984 #define SVR_8533_E      0x803C00
 985 #define SVR_8535        0x803701
 986 #define SVR_8535_E      0x803F01
 987 #define SVR_8536        0x803700
 988 #define SVR_8536_E      0x803F00
 989 #define SVR_8540        0x803000
 990 #define SVR_8541        0x807200
 991 #define SVR_8541_E      0x807A00
 992 #define SVR_8543        0x803200
 993 #define SVR_8543_E      0x803A00
 994 #define SVR_8544        0x803401
 995 #define SVR_8544_E      0x803C01
 996 #define SVR_8545        0x803102
 997 #define SVR_8545_E      0x803902
 998 #define SVR_8547_E      0x803901
 999 #define SVR_8548        0x803100
1000 #define SVR_8548_E      0x803900
1001 #define SVR_8555        0x807100
1002 #define SVR_8555_E      0x807900
1003 #define SVR_8560        0x807000
1004 #define SVR_8567        0x807600
1005 #define SVR_8567_E      0x807E00
1006 #define SVR_8568        0x807500
1007 #define SVR_8568_E      0x807D00
1008 #define SVR_8569        0x808000
1009 #define SVR_8569_E      0x808800
1010 #define SVR_8572        0x80E000
1011 #define SVR_8572_E      0x80E800
1012 #define SVR_P1011       0x80E500
1013 #define SVR_P1011_E     0x80ED00
1014 #define SVR_P1020       0x80E400
1015 #define SVR_P1020_E     0x80EC00
1016 #define SVR_P2010       0x80E300
1017 #define SVR_P2010_E     0x80EB00
1018 #define SVR_P2020       0x80E200
1019 #define SVR_P2020_E     0x80EA00
1020
1021 #define SVR_8610        0x80A000
1022 #define SVR_8641        0x809000
1023 #define SVR_8641D       0x809001
1024
1025 #define _GLOBAL(n)\
1026         .globl n;\
1027 n:
1028
1029 /* Macros for setting and retrieving special purpose registers */
1030
1031 #define stringify(s)    tostring(s)
1032 #define tostring(s)     #s
1033
1034 #define mfdcr(rn)       ({unsigned int rval; \
1035                         asm volatile("mfdcr %0," stringify(rn) \
1036                                      : "=r" (rval)); rval;})
1037 #define mtdcr(rn, v)    asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v))
1038
1039 #define mfmsr()         ({unsigned int rval; \
1040                         asm volatile("mfmsr %0" : "=r" (rval)); rval;})
1041 #define mtmsr(v)        asm volatile("mtmsr %0" : : "r" (v))
1042
1043 #define mfspr(rn)       ({unsigned int rval; \
1044                         asm volatile("mfspr %0," stringify(rn) \
1045                                      : "=r" (rval)); rval;})
1046 #define mtspr(rn, v)    asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v))
1047
1048 #define tlbie(v)        asm volatile("tlbie %0 \n sync" : : "r" (v))
1049
1050 /* Segment Registers */
1051
1052 #define SR0     0
1053 #define SR1     1
1054 #define SR2     2
1055 #define SR3     3
1056 #define SR4     4
1057 #define SR5     5
1058 #define SR6     6
1059 #define SR7     7
1060 #define SR8     8
1061 #define SR9     9
1062 #define SR10    10
1063 #define SR11    11
1064 #define SR12    12
1065 #define SR13    13
1066 #define SR14    14
1067 #define SR15    15
1068
1069 #ifndef __ASSEMBLY__
1070
1071 struct cpu_type {
1072         char name[15];
1073         u32 soc_ver;
1074         u32 num_cores;
1075 };
1076
1077 struct cpu_type *identify_cpu(u32 ver);
1078
1079 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
1080 #define CPU_TYPE_ENTRY(n, v, nc) \
1081         { .name = #n, .soc_ver = SVR_##v, .num_cores = (nc), }
1082 #else
1083 #if defined(CONFIG_MPC83xx)
1084 #define CPU_TYPE_ENTRY(x) {#x, SPR_##x}
1085 #endif
1086 #endif
1087
1088
1089 #ifndef CONFIG_MACH_SPECIFIC
1090 extern int _machine;
1091 extern int have_of;
1092 #endif /* CONFIG_MACH_SPECIFIC */
1093
1094 /* what kind of prep workstation we are */
1095 extern int _prep_type;
1096 /*
1097  * This is used to identify the board type from a given PReP board
1098  * vendor. Board revision is also made available.
1099  */
1100 extern unsigned char ucSystemType;
1101 extern unsigned char ucBoardRev;
1102 extern unsigned char ucBoardRevMaj, ucBoardRevMin;
1103
1104 struct task_struct;
1105 void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp);
1106 void release_thread(struct task_struct *);
1107
1108 /*
1109  * Create a new kernel thread.
1110  */
1111 extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
1112
1113 /*
1114  * Bus types
1115  */
1116 #define EISA_bus 0
1117 #define EISA_bus__is_a_macro /* for versions in ksyms.c */
1118 #define MCA_bus 0
1119 #define MCA_bus__is_a_macro /* for versions in ksyms.c */
1120
1121 /* Lazy FPU handling on uni-processor */
1122 extern struct task_struct *last_task_used_math;
1123 extern struct task_struct *last_task_used_altivec;
1124
1125 /*
1126  * this is the minimum allowable io space due to the location
1127  * of the io areas on prep (first one at 0x80000000) but
1128  * as soon as I get around to remapping the io areas with the BATs
1129  * to match the mac we can raise this. -- Cort
1130  */
1131 #define TASK_SIZE       (0x80000000UL)
1132
1133 /* This decides where the kernel will search for a free chunk of vm
1134  * space during mmap's.
1135  */
1136 #define TASK_UNMAPPED_BASE      (TASK_SIZE / 8 * 3)
1137
1138 typedef struct {
1139         unsigned long seg;
1140 } mm_segment_t;
1141
1142 struct thread_struct {
1143         unsigned long   ksp;            /* Kernel stack pointer */
1144         unsigned long   wchan;          /* Event task is sleeping on */
1145         struct pt_regs  *regs;          /* Pointer to saved register state */
1146         mm_segment_t    fs;             /* for get_fs() validation */
1147         void            *pgdir;         /* root of page-table tree */
1148         signed long     last_syscall;
1149         double          fpr[32];        /* Complete floating point set */
1150         unsigned long   fpscr_pad;      /* fpr ... fpscr must be contiguous */
1151         unsigned long   fpscr;          /* Floating point status */
1152 #ifdef CONFIG_ALTIVEC
1153         vector128       vr[32];         /* Complete AltiVec set */
1154         vector128       vscr;           /* AltiVec status */
1155         unsigned long   vrsave;
1156 #endif /* CONFIG_ALTIVEC */
1157 };
1158
1159 #define INIT_SP         (sizeof(init_stack) + (unsigned long) &init_stack)
1160
1161 #define INIT_THREAD  { \
1162         INIT_SP, /* ksp */ \
1163         0, /* wchan */ \
1164         (struct pt_regs *)INIT_SP - 1, /* regs */ \
1165         KERNEL_DS, /*fs*/ \
1166         swapper_pg_dir, /* pgdir */ \
1167         0, /* last_syscall */ \
1168         {0}, 0, 0 \
1169 }
1170
1171 /*
1172  * Note: the vm_start and vm_end fields here should *not*
1173  * be in kernel space.  (Could vm_end == vm_start perhaps?)
1174  */
1175 #define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \
1176                     PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \
1177                     1, NULL, NULL }
1178
1179 /*
1180  * Return saved PC of a blocked thread. For now, this is the "user" PC
1181  */
1182 static inline unsigned long thread_saved_pc(struct thread_struct *t)
1183 {
1184         return (t->regs) ? t->regs->nip : 0;
1185 }
1186
1187 #define copy_segments(tsk, mm)          do { } while (0)
1188 #define release_segments(mm)            do { } while (0)
1189 #define forget_segments()               do { } while (0)
1190
1191 unsigned long get_wchan(struct task_struct *p);
1192
1193 #define KSTK_EIP(tsk)  ((tsk)->thread.regs->nip)
1194 #define KSTK_ESP(tsk)  ((tsk)->thread.regs->gpr[1])
1195
1196 /*
1197  * NOTE! The task struct and the stack go together
1198  */
1199 #define THREAD_SIZE (2*PAGE_SIZE)
1200 #define alloc_task_struct() \
1201         ((struct task_struct *) __get_free_pages(GFP_KERNEL,1))
1202 #define free_task_struct(p)     free_pages((unsigned long)(p),1)
1203 #define get_task_struct(tsk)      atomic_inc(&mem_map[MAP_NR(tsk)].count)
1204
1205 /* in process.c - for early bootup debug -- Cort */
1206 int ll_printk(const char *, ...);
1207 void ll_puts(const char *);
1208
1209 #define init_task       (init_task_union.task)
1210 #define init_stack      (init_task_union.stack)
1211
1212 /* In misc.c */
1213 void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);
1214
1215 #endif /* ndef ASSEMBLY*/
1216
1217 #ifdef CONFIG_MACH_SPECIFIC
1218 #if defined(CONFIG_8xx)
1219 #define _machine _MACH_8xx
1220 #define have_of 0
1221 #elif defined(CONFIG_OAK)
1222 #define _machine _MACH_oak
1223 #define have_of 0
1224 #elif defined(CONFIG_WALNUT)
1225 #define _machine _MACH_walnut
1226 #define have_of 0
1227 #elif defined(CONFIG_APUS)
1228 #define _machine _MACH_apus
1229 #define have_of 0
1230 #elif defined(CONFIG_GEMINI)
1231 #define _machine _MACH_gemini
1232 #define have_of 0
1233 #elif defined(CONFIG_8260)
1234 #define _machine _MACH_8260
1235 #define have_of 0
1236 #elif defined(CONFIG_SANDPOINT)
1237 #define _machine _MACH_sandpoint
1238 #elif defined(CONFIG_HIDDEN_DRAGON)
1239 #define _machine _MACH_hidden_dragon
1240 #define have_of 0
1241 #else
1242 #error "Machine not defined correctly"
1243 #endif
1244 #endif /* CONFIG_MACH_SPECIFIC */
1245
1246 #endif /* __ASM_PPC_PROCESSOR_H */