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 <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 57 #ifndef CONFIG_E500 58 #define MSR_KERNEL MSR_|MSR_IR|MSR_DR 59 #else 60 #define MSR_KERNEL MSR_ME 61 #endif 62 63 /* Floating Point Status and Control Register (FPSCR) Fields */ 64 65 #define FPSCR_FX 0x80000000 /* FPU exception summary */ 66 #define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ 67 #define FPSCR_VX 0x20000000 /* Invalid operation summary */ 68 #define FPSCR_OX 0x10000000 /* Overflow exception summary */ 69 #define FPSCR_UX 0x08000000 /* Underflow exception summary */ 70 #define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */ 71 #define FPSCR_XX 0x02000000 /* Inexact exception summary */ 72 #define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ 73 #define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ 74 #define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ 75 #define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ 76 #define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ 77 #define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ 78 #define FPSCR_FR 0x00040000 /* Fraction rounded */ 79 #define FPSCR_FI 0x00020000 /* Fraction inexact */ 80 #define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ 81 #define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ 82 #define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ 83 #define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ 84 #define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ 85 #define FPSCR_VE 0x00000080 /* Invalid op exception enable */ 86 #define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ 87 #define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ 88 #define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ 89 #define FPSCR_XE 0x00000008 /* FP inexact exception enable */ 90 #define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ 91 #define FPSCR_RN 0x00000003 /* FPU rounding control */ 92 93 /* Special Purpose Registers (SPRNs)*/ 94 95 /* PPC440 Architecture is BOOK-E */ 96 #ifdef CONFIG_440 97 #define CONFIG_BOOKE 98 #endif 99 100 #define SPRN_CCR0 0x3B3 /* Core Configuration Register 0 */ 101 #ifdef CONFIG_BOOKE 102 #define SPRN_CCR1 0x378 /* Core Configuration Register for 440 only */ 103 #endif 104 #define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */ 105 #define SPRN_CTR 0x009 /* Count Register */ 106 #define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ 107 #ifndef CONFIG_BOOKE 108 #define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */ 109 #define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */ 110 #else 111 #define SPRN_DAC1 0x13C /* Book E Data Address Compare 1 */ 112 #define SPRN_DAC2 0x13D /* Book E Data Address Compare 2 */ 113 #endif /* CONFIG_BOOKE */ 114 #define SPRN_DAR 0x013 /* Data Address Register */ 115 #define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ 116 #define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ 117 #define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ 118 #define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ 119 #define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ 120 #define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ 121 #define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ 122 #define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ 123 #define SPRN_DBAT4L 0x239 /* Data BAT 4 Lower Register */ 124 #define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */ 125 #define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */ 126 #define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */ 127 #define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */ 128 #define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */ 129 #define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */ 130 #define SPRN_DBAT7U 0x23E /* Data BAT 7 Lower Register */ 131 #define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */ 132 #define DBCR_EDM 0x80000000 133 #define DBCR_IDM 0x40000000 134 #define DBCR_RST(x) (((x) & 0x3) << 28) 135 #define DBCR_RST_NONE 0 136 #define DBCR_RST_CORE 1 137 #define DBCR_RST_CHIP 2 138 #define DBCR_RST_SYSTEM 3 139 #define DBCR_IC 0x08000000 /* Instruction Completion Debug Evnt */ 140 #define DBCR_BT 0x04000000 /* Branch Taken Debug Event */ 141 #define DBCR_EDE 0x02000000 /* Exception Debug Event */ 142 #define DBCR_TDE 0x01000000 /* TRAP Debug Event */ 143 #define DBCR_FER 0x00F80000 /* First Events Remaining Mask */ 144 #define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */ 145 #define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */ 146 #define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */ 147 #define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */ 148 #define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */ 149 #define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */ 150 #define DAC_BYTE 0 151 #define DAC_HALF 1 152 #define DAC_WORD 2 153 #define DAC_QUAD 3 154 #define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */ 155 #define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */ 156 #define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */ 157 #define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */ 158 #define DBCR_SED 0x00000020 /* Second Exception Debug Event */ 159 #define DBCR_STD 0x00000010 /* Second Trap Debug Event */ 160 #define DBCR_SIA 0x00000008 /* Second IAC Enable */ 161 #define DBCR_SDA 0x00000004 /* Second DAC Enable */ 162 #define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */ 163 #define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */ 164 #ifndef CONFIG_BOOKE 165 #define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */ 166 #else 167 #define SPRN_DBCR0 0x134 /* Book E Debug Control Register 0 */ 168 #endif /* CONFIG_BOOKE */ 169 #ifndef CONFIG_BOOKE 170 #define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */ 171 #define SPRN_DBSR 0x3F0 /* Debug Status Register */ 172 #else 173 #define SPRN_DBCR1 0x135 /* Book E Debug Control Register 1 */ 174 #ifdef CONFIG_BOOKE 175 #define SPRN_DBDR 0x3f3 /* Debug Data Register */ 176 #endif 177 #define SPRN_DBSR 0x130 /* Book E Debug Status Register */ 178 #define DBSR_IC 0x08000000 /* Book E Instruction Completion */ 179 #define DBSR_TIE 0x01000000 /* Book E Trap Instruction Event */ 180 #endif /* CONFIG_BOOKE */ 181 #define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */ 182 #define DCCR_NOCACHE 0 /* Noncacheable */ 183 #define DCCR_CACHE 1 /* Cacheable */ 184 #ifndef CONFIG_BOOKE 185 #define SPRN_DCDBTRL 0x39c /* Data Cache Debug Tag Register Low */ 186 #define SPRN_DCDBTRH 0x39d /* Data Cache Debug Tag Register High */ 187 #endif 188 #define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */ 189 #define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */ 190 #define DCWR_COPY 0 /* Copy-back */ 191 #define DCWR_WRITE 1 /* Write-through */ 192 #ifndef CONFIG_BOOKE 193 #define SPRN_DEAR 0x3D5 /* Data Error Address Register */ 194 #else 195 #define SPRN_DEAR 0x03D /* Book E Data Error Address Register */ 196 #endif /* CONFIG_BOOKE */ 197 #define SPRN_DEC 0x016 /* Decrement Register */ 198 #define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ 199 #ifdef CONFIG_BOOKE 200 #define SPRN_DNV0 0x390 /* Data Cache Normal Victim 0 */ 201 #define SPRN_DNV1 0x391 /* Data Cache Normal Victim 1 */ 202 #define SPRN_DNV2 0x392 /* Data Cache Normal Victim 2 */ 203 #define SPRN_DNV3 0x393 /* Data Cache Normal Victim 3 */ 204 #endif 205 #define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ 206 #ifdef CONFIG_BOOKE 207 #define SPRN_DTV0 0x394 /* Data Cache Transient Victim 0 */ 208 #define SPRN_DTV1 0x395 /* Data Cache Transient Victim 1 */ 209 #define SPRN_DTV2 0x396 /* Data Cache Transient Victim 2 */ 210 #define SPRN_DTV3 0x397 /* Data Cache Transient Victim 3 */ 211 #define SPRN_DVLIM 0x398 /* Data Cache Victim Limit */ 212 #endif 213 #define SPRN_EAR 0x11A /* External Address Register */ 214 #ifndef CONFIG_BOOKE 215 #define SPRN_ESR 0x3D4 /* Exception Syndrome Register */ 216 #else 217 #define SPRN_ESR 0x03E /* Book E Exception Syndrome Register */ 218 #endif /* CONFIG_BOOKE */ 219 #define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */ 220 #define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */ 221 #define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */ 222 #define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */ 223 #define ESR_PIL 0x08000000 /* Program Exception - Illegal */ 224 #define ESR_PPR 0x04000000 /* Program Exception - Priveleged */ 225 #define ESR_PTR 0x02000000 /* Program Exception - Trap */ 226 #define ESR_DST 0x00800000 /* Storage Exception - Data miss */ 227 #define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */ 228 #define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */ 229 #define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ 230 #define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */ 231 #define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ 232 233 #define HID0_ICE_SHIFT 15 234 #define HID0_DCE_SHIFT 14 235 #define HID0_DLOCK_SHIFT 12 236 237 #define HID0_EMCP (1<<31) /* Enable Machine Check pin */ 238 #define HID0_EBA (1<<29) /* Enable Bus Address Parity */ 239 #define HID0_EBD (1<<28) /* Enable Bus Data Parity */ 240 #define HID0_SBCLK (1<<27) 241 #define HID0_EICE (1<<26) 242 #define HID0_ECLK (1<<25) 243 #define HID0_PAR (1<<24) 244 #define HID0_DOZE (1<<23) 245 #define HID0_NAP (1<<22) 246 #define HID0_SLEEP (1<<21) 247 #define HID0_DPM (1<<20) 248 #define HID0_ICE (1<<HID0_ICE_SHIFT) /* Instruction Cache Enable */ 249 #define HID0_DCE (1<<HID0_DCE_SHIFT) /* Data Cache Enable */ 250 #define HID0_TBEN (1<<14) /* Time Base Enable */ 251 #define HID0_ILOCK (1<<13) /* Instruction Cache Lock */ 252 #define HID0_DLOCK (1<<HID0_DLOCK_SHIFT) /* Data Cache Lock */ 253 #define HID0_ICFI (1<<11) /* Instr. Cache Flash Invalidate */ 254 #define HID0_DCFI (1<<10) /* Data Cache Flash Invalidate */ 255 #define HID0_DCI HID0_DCFI 256 #define HID0_SPD (1<<9) /* Speculative disable */ 257 #define HID0_ENMAS7 (1<<7) /* Enable MAS7 Update for 36-bit phys */ 258 #define HID0_SGE (1<<7) /* Store Gathering Enable */ 259 #define HID0_SIED HID_SGE /* Serial Instr. Execution [Disable] */ 260 #define HID0_DCFA (1<<6) /* Data Cache Flush Assist */ 261 #define HID0_BTIC (1<<5) /* Branch Target Instruction Cache Enable */ 262 #define HID0_ABE (1<<3) /* Address Broadcast Enable */ 263 #define HID0_BHTE (1<<2) /* Branch History Table Enable */ 264 #define HID0_BTCD (1<<1) /* Branch target cache disable */ 265 #define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ 266 #define HID1_RFXE (1<<17) /* Read Fault Exception Enable */ 267 #define HID1_ASTME (1<<13) /* Address bus streaming mode */ 268 #define HID1_ABE (1<<12) /* Address broadcast enable */ 269 #define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ 270 #ifndef CONFIG_BOOKE 271 #define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */ 272 #define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */ 273 #else 274 #define SPRN_IAC1 0x138 /* Book E Instruction Address Compare 1 */ 275 #define SPRN_IAC2 0x139 /* Book E Instruction Address Compare 2 */ 276 #endif /* CONFIG_BOOKE */ 277 #define SPRN_IBAT0L 0x211 /* Instruction BAT 0 Lower Register */ 278 #define SPRN_IBAT0U 0x210 /* Instruction BAT 0 Upper Register */ 279 #define SPRN_IBAT1L 0x213 /* Instruction BAT 1 Lower Register */ 280 #define SPRN_IBAT1U 0x212 /* Instruction BAT 1 Upper Register */ 281 #define SPRN_IBAT2L 0x215 /* Instruction BAT 2 Lower Register */ 282 #define SPRN_IBAT2U 0x214 /* Instruction BAT 2 Upper Register */ 283 #define SPRN_IBAT3L 0x217 /* Instruction BAT 3 Lower Register */ 284 #define SPRN_IBAT3U 0x216 /* Instruction BAT 3 Upper Register */ 285 #define SPRN_IBAT4L 0x231 /* Instruction BAT 4 Lower Register */ 286 #define SPRN_IBAT4U 0x230 /* Instruction BAT 4 Upper Register */ 287 #define SPRN_IBAT5L 0x233 /* Instruction BAT 5 Lower Register */ 288 #define SPRN_IBAT5U 0x232 /* Instruction BAT 5 Upper Register */ 289 #define SPRN_IBAT6L 0x235 /* Instruction BAT 6 Lower Register */ 290 #define SPRN_IBAT6U 0x234 /* Instruction BAT 6 Upper Register */ 291 #define SPRN_IBAT7L 0x237 /* Instruction BAT 7 Lower Register */ 292 #define SPRN_IBAT7U 0x236 /* Instruction BAT 7 Upper Register */ 293 #define SPRN_ICCR 0x3FB /* Instruction Cache Cacheability Register */ 294 #define ICCR_NOCACHE 0 /* Noncacheable */ 295 #define ICCR_CACHE 1 /* Cacheable */ 296 #define SPRN_ICDBDR 0x3D3 /* Instruction Cache Debug Data Register */ 297 #ifdef CONFIG_BOOKE 298 #define SPRN_ICDBTRL 0x39e /* instruction cache debug tag register low */ 299 #define SPRN_ICDBTRH 0x39f /* instruction cache debug tag register high */ 300 #endif 301 #define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */ 302 #define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */ 303 #define SPRN_IMISS 0x3D4 /* Instruction TLB Miss Register */ 304 #define SPRN_IMMR 0x27E /* Internal Memory Map Register */ 305 #ifdef CONFIG_BOOKE 306 #define SPRN_INV0 0x370 /* Instruction Cache Normal Victim 0 */ 307 #define SPRN_INV1 0x371 /* Instruction Cache Normal Victim 1 */ 308 #define SPRN_INV2 0x372 /* Instruction Cache Normal Victim 2 */ 309 #define SPRN_INV3 0x373 /* Instruction Cache Normal Victim 3 */ 310 #define SPRN_ITV0 0x374 /* Instruction Cache Transient Victim 0 */ 311 #define SPRN_ITV1 0x375 /* Instruction Cache Transient Victim 1 */ 312 #define SPRN_ITV2 0x376 /* Instruction Cache Transient Victim 2 */ 313 #define SPRN_ITV3 0x377 /* Instruction Cache Transient Victim 3 */ 314 #define SPRN_IVLIM 0x399 /* Instruction Cache Victim Limit */ 315 #endif 316 #define SPRN_LDSTCR 0x3F8 /* Load/Store Control Register */ 317 #define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Regsiter */ 318 #define SPRN_LR 0x008 /* Link Register */ 319 #define SPRN_MBAR 0x137 /* System memory base address */ 320 #define SPRN_MMCR0 0x3B8 /* Monitor Mode Control Register 0 */ 321 #define SPRN_MMCR1 0x3BC /* Monitor Mode Control Register 1 */ 322 #ifdef CONFIG_BOOKE 323 #define SPRN_MMUCR 0x3b2 /* MMU Control Register */ 324 #endif 325 #define SPRN_PBL1 0x3FC /* Protection Bound Lower 1 */ 326 #define SPRN_PBL2 0x3FE /* Protection Bound Lower 2 */ 327 #define SPRN_PBU1 0x3FD /* Protection Bound Upper 1 */ 328 #define SPRN_PBU2 0x3FF /* Protection Bound Upper 2 */ 329 #ifndef CONFIG_BOOKE 330 #define SPRN_PID 0x3B1 /* Process ID */ 331 #define SPRN_PIR 0x3FF /* Processor Identification Register */ 332 #else 333 #define SPRN_PID 0x030 /* Book E Process ID */ 334 #define SPRN_PIR 0x11E /* Book E Processor Identification Register */ 335 #endif /* CONFIG_BOOKE */ 336 #define SPRN_PIT 0x3DB /* Programmable Interval Timer */ 337 #define SPRN_PMC1 0x3B9 /* Performance Counter Register 1 */ 338 #define SPRN_PMC2 0x3BA /* Performance Counter Register 2 */ 339 #define SPRN_PMC3 0x3BD /* Performance Counter Register 3 */ 340 #define SPRN_PMC4 0x3BE /* Performance Counter Register 4 */ 341 #define SPRN_PVR 0x11F /* Processor Version Register */ 342 #define SPRN_RPA 0x3D6 /* Required Physical Address Register */ 343 #ifdef CONFIG_BOOKE 344 #define SPRN_RSTCFG 0x39b /* Reset Configuration */ 345 #endif 346 #define SPRN_SDA 0x3BF /* Sampled Data Address Register */ 347 #define SPRN_SDR1 0x019 /* MMU Hash Base Register */ 348 #define SPRN_SGR 0x3B9 /* Storage Guarded Register */ 349 #define SGR_NORMAL 0 350 #define SGR_GUARDED 1 351 #define SPRN_SIA 0x3BB /* Sampled Instruction Address Register */ 352 #define SPRN_SPRG0 0x110 /* Special Purpose Register General 0 */ 353 #define SPRN_SPRG1 0x111 /* Special Purpose Register General 1 */ 354 #define SPRN_SPRG2 0x112 /* Special Purpose Register General 2 */ 355 #define SPRN_SPRG3 0x113 /* Special Purpose Register General 3 */ 356 #define SPRN_SPRG4 0x114 /* Special Purpose Register General 4 */ 357 #define SPRN_SPRG5 0x115 /* Special Purpose Register General 5 */ 358 #define SPRN_SPRG6 0x116 /* Special Purpose Register General 6 */ 359 #define SPRN_SPRG7 0x117 /* Special Purpose Register General 7 */ 360 #define SPRN_SRR0 0x01A /* Save/Restore Register 0 */ 361 #define SPRN_SRR1 0x01B /* Save/Restore Register 1 */ 362 #define SPRN_SRR2 0x3DE /* Save/Restore Register 2 */ 363 #define SPRN_SRR3 0x3DF /* Save/Restore Register 3 */ 364 365 #ifdef CONFIG_BOOKE 366 #define SPRN_SVR 0x3FF /* System Version Register */ 367 #else 368 #define SPRN_SVR 0x11E /* System Version Register */ 369 #endif 370 #define SPRN_TBHI 0x3DC /* Time Base High */ 371 #define SPRN_TBHU 0x3CC /* Time Base High User-mode */ 372 #define SPRN_TBLO 0x3DD /* Time Base Low */ 373 #define SPRN_TBLU 0x3CD /* Time Base Low User-mode */ 374 #define SPRN_TBRL 0x10C /* Time Base Read Lower Register */ 375 #define SPRN_TBRU 0x10D /* Time Base Read Upper Register */ 376 #define SPRN_TBWL 0x11C /* Time Base Write Lower Register */ 377 #define SPRN_TBWU 0x11D /* Time Base Write Upper Register */ 378 #ifndef CONFIG_BOOKE 379 #define SPRN_TCR 0x3DA /* Timer Control Register */ 380 #else 381 #define SPRN_TCR 0x154 /* Book E Timer Control Register */ 382 #endif /* CONFIG_BOOKE */ 383 #define TCR_WP(x) (((x)&0x3)<<30) /* WDT Period */ 384 #define WP_2_17 0 /* 2^17 clocks */ 385 #define WP_2_21 1 /* 2^21 clocks */ 386 #define WP_2_25 2 /* 2^25 clocks */ 387 #define WP_2_29 3 /* 2^29 clocks */ 388 #define TCR_WRC(x) (((x)&0x3)<<28) /* WDT Reset Control */ 389 #define WRC_NONE 0 /* No reset will occur */ 390 #define WRC_CORE 1 /* Core reset will occur */ 391 #define WRC_CHIP 2 /* Chip reset will occur */ 392 #define WRC_SYSTEM 3 /* System reset will occur */ 393 #define TCR_WIE 0x08000000 /* WDT Interrupt Enable */ 394 #define TCR_PIE 0x04000000 /* PIT Interrupt Enable */ 395 #define TCR_FP(x) (((x)&0x3)<<24) /* FIT Period */ 396 #define FP_2_9 0 /* 2^9 clocks */ 397 #define FP_2_13 1 /* 2^13 clocks */ 398 #define FP_2_17 2 /* 2^17 clocks */ 399 #define FP_2_21 3 /* 2^21 clocks */ 400 #define TCR_FIE 0x00800000 /* FIT Interrupt Enable */ 401 #define TCR_ARE 0x00400000 /* Auto Reload Enable */ 402 #define SPRN_THRM1 0x3FC /* Thermal Management Register 1 */ 403 #define THRM1_TIN (1<<0) 404 #define THRM1_TIV (1<<1) 405 #define THRM1_THRES (0x7f<<2) 406 #define THRM1_TID (1<<29) 407 #define THRM1_TIE (1<<30) 408 #define THRM1_V (1<<31) 409 #define SPRN_THRM2 0x3FD /* Thermal Management Register 2 */ 410 #define SPRN_THRM3 0x3FE /* Thermal Management Register 3 */ 411 #define THRM3_E (1<<31) 412 #define SPRN_TLBMISS 0x3D4 /* 980 7450 TLB Miss Register */ 413 #ifndef CONFIG_BOOKE 414 #define SPRN_TSR 0x3D8 /* Timer Status Register */ 415 #else 416 #define SPRN_TSR 0x150 /* Book E Timer Status Register */ 417 #endif /* CONFIG_BOOKE */ 418 #define TSR_ENW 0x80000000 /* Enable Next Watchdog */ 419 #define TSR_WIS 0x40000000 /* WDT Interrupt Status */ 420 #define TSR_WRS(x) (((x)&0x3)<<28) /* WDT Reset Status */ 421 #define WRS_NONE 0 /* No WDT reset occurred */ 422 #define WRS_CORE 1 /* WDT forced core reset */ 423 #define WRS_CHIP 2 /* WDT forced chip reset */ 424 #define WRS_SYSTEM 3 /* WDT forced system reset */ 425 #define TSR_PIS 0x08000000 /* PIT Interrupt Status */ 426 #define TSR_FIS 0x04000000 /* FIT Interrupt Status */ 427 #define SPRN_UMMCR0 0x3A8 /* User Monitor Mode Control Register 0 */ 428 #define SPRN_UMMCR1 0x3AC /* User Monitor Mode Control Register 0 */ 429 #define SPRN_UPMC1 0x3A9 /* User Performance Counter Register 1 */ 430 #define SPRN_UPMC2 0x3AA /* User Performance Counter Register 2 */ 431 #define SPRN_UPMC3 0x3AD /* User Performance Counter Register 3 */ 432 #define SPRN_UPMC4 0x3AE /* User Performance Counter Register 4 */ 433 #define SPRN_USIA 0x3AB /* User Sampled Instruction Address Register */ 434 #define SPRN_XER 0x001 /* Fixed Point Exception Register */ 435 #define SPRN_ZPR 0x3B0 /* Zone Protection Register */ 436 437 /* Book E definitions */ 438 #define SPRN_DECAR 0x036 /* Decrementer Auto Reload Register */ 439 #define SPRN_CSRR0 0x03A /* Critical SRR0 */ 440 #define SPRN_CSRR1 0x03B /* Critical SRR0 */ 441 #define SPRN_IVPR 0x03F /* Interrupt Vector Prefix Register */ 442 #define SPRN_USPRG0 0x100 /* User Special Purpose Register General 0 */ 443 #define SPRN_SPRG4R 0x104 /* Special Purpose Register General 4 Read */ 444 #define SPRN_SPRG5R 0x105 /* Special Purpose Register General 5 Read */ 445 #define SPRN_SPRG6R 0x106 /* Special Purpose Register General 6 Read */ 446 #define SPRN_SPRG7R 0x107 /* Special Purpose Register General 7 Read */ 447 #define SPRN_SPRG4W 0x114 /* Special Purpose Register General 4 Write */ 448 #define SPRN_SPRG5W 0x115 /* Special Purpose Register General 5 Write */ 449 #define SPRN_SPRG6W 0x116 /* Special Purpose Register General 6 Write */ 450 #define SPRN_SPRG7W 0x117 /* Special Purpose Register General 7 Write */ 451 #define SPRN_DBCR2 0x136 /* Debug Control Register 2 */ 452 #define SPRN_IAC3 0x13A /* Instruction Address Compare 3 */ 453 #define SPRN_IAC4 0x13B /* Instruction Address Compare 4 */ 454 #define SPRN_DVC1 0x13E /* Data Value Compare Register 1 */ 455 #define SPRN_DVC2 0x13F /* Data Value Compare Register 2 */ 456 #define SPRN_IVOR0 0x190 /* Interrupt Vector Offset Register 0 */ 457 #define SPRN_IVOR1 0x191 /* Interrupt Vector Offset Register 1 */ 458 #define SPRN_IVOR2 0x192 /* Interrupt Vector Offset Register 2 */ 459 #define SPRN_IVOR3 0x193 /* Interrupt Vector Offset Register 3 */ 460 #define SPRN_IVOR4 0x194 /* Interrupt Vector Offset Register 4 */ 461 #define SPRN_IVOR5 0x195 /* Interrupt Vector Offset Register 5 */ 462 #define SPRN_IVOR6 0x196 /* Interrupt Vector Offset Register 6 */ 463 #define SPRN_IVOR7 0x197 /* Interrupt Vector Offset Register 7 */ 464 #define SPRN_IVOR8 0x198 /* Interrupt Vector Offset Register 8 */ 465 #define SPRN_IVOR9 0x199 /* Interrupt Vector Offset Register 9 */ 466 #define SPRN_IVOR10 0x19a /* Interrupt Vector Offset Register 10 */ 467 #define SPRN_IVOR11 0x19b /* Interrupt Vector Offset Register 11 */ 468 #define SPRN_IVOR12 0x19c /* Interrupt Vector Offset Register 12 */ 469 #define SPRN_IVOR13 0x19d /* Interrupt Vector Offset Register 13 */ 470 #define SPRN_IVOR14 0x19e /* Interrupt Vector Offset Register 14 */ 471 #define SPRN_IVOR15 0x19f /* Interrupt Vector Offset Register 15 */ 472 473 /* e500 definitions */ 474 #define SPRN_L1CFG0 0x203 /* L1 Cache Configuration Register 0 */ 475 #define SPRN_L1CFG1 0x204 /* L1 Cache Configuration Register 1 */ 476 #define SPRN_L2CFG0 0x207 /* L2 Cache Configuration Register 0 */ 477 #define SPRN_L1CSR0 0x3f2 /* L1 Data Cache Control and Status Register 0 */ 478 #define L1CSR0_CPE 0x00010000 /* Data Cache Parity Enable */ 479 #define L1CSR0_DCFI 0x00000002 /* Data Cache Flash Invalidate */ 480 #define L1CSR0_DCE 0x00000001 /* Data Cache Enable */ 481 #define SPRN_L1CSR1 0x3f3 /* L1 Instruction Cache Control and Status Register 1 */ 482 #define L1CSR1_CPE 0x00010000 /* Instruction Cache Parity Enable */ 483 #define L1CSR1_ICFI 0x00000002 /* Instruction Cache Flash Invalidate */ 484 #define L1CSR1_ICE 0x00000001 /* Instruction Cache Enable */ 485 #define SPRN_L1CSR2 0x25e /* L1 Data Cache Control and Status Register 2 */ 486 #define SPRN_L2CSR0 0x3f9 /* L2 Data Cache Control and Status Register 0 */ 487 #define L2CSR0_L2E 0x80000000 /* L2 Cache Enable */ 488 #define L2CSR0_L2PE 0x40000000 /* L2 Cache Parity/ECC Enable */ 489 #define L2CSR0_L2WP 0x1c000000 /* L2 I/D Way Partioning */ 490 #define L2CSR0_L2CM 0x03000000 /* L2 Cache Coherency Mode */ 491 #define L2CSR0_L2FI 0x00200000 /* L2 Cache Flash Invalidate */ 492 #define L2CSR0_L2IO 0x00100000 /* L2 Cache Instruction Only */ 493 #define L2CSR0_L2DO 0x00010000 /* L2 Cache Data Only */ 494 #define L2CSR0_L2REP 0x00003000 /* L2 Line Replacement Algo */ 495 #define L2CSR0_L2FL 0x00000800 /* L2 Cache Flush */ 496 #define L2CSR0_L2LFC 0x00000400 /* L2 Cache Lock Flash Clear */ 497 #define L2CSR0_L2LOA 0x00000080 /* L2 Cache Lock Overflow Allocate */ 498 #define L2CSR0_L2LO 0x00000020 /* L2 Cache Lock Overflow */ 499 #define SPRN_L2CSR1 0x3fa /* L2 Data Cache Control and Status Register 1 */ 500 501 #define SPRN_TLB0CFG 0x2B0 /* TLB 0 Config Register */ 502 #define SPRN_TLB1CFG 0x2B1 /* TLB 1 Config Register */ 503 #define SPRN_MMUCSR0 0x3f4 /* MMU control and status register 0 */ 504 #define SPRN_MAS0 0x270 /* MMU Assist Register 0 */ 505 #define SPRN_MAS1 0x271 /* MMU Assist Register 1 */ 506 #define SPRN_MAS2 0x272 /* MMU Assist Register 2 */ 507 #define SPRN_MAS3 0x273 /* MMU Assist Register 3 */ 508 #define SPRN_MAS4 0x274 /* MMU Assist Register 4 */ 509 #define SPRN_MAS5 0x275 /* MMU Assist Register 5 */ 510 #define SPRN_MAS6 0x276 /* MMU Assist Register 6 */ 511 #define SPRN_MAS7 0x3B0 /* MMU Assist Register 7 */ 512 513 #define SPRN_IVOR32 0x210 /* Interrupt Vector Offset Register 32 */ 514 #define SPRN_IVOR33 0x211 /* Interrupt Vector Offset Register 33 */ 515 #define SPRN_IVOR34 0x212 /* Interrupt Vector Offset Register 34 */ 516 #define SPRN_IVOR35 0x213 /* Interrupt Vector Offset Register 35 */ 517 #define SPRN_SPEFSCR 0x200 /* SPE & Embedded FP Status & Control */ 518 519 #define SPRN_MCSRR0 0x23a /* Machine Check Save and Restore Register 0 */ 520 #define SPRN_MCSRR1 0x23b /* Machine Check Save and Restore Register 1 */ 521 #define SPRN_BUCSR 0x3f5 /* Branch Control and Status Register */ 522 #define SPRN_BBEAR 0x201 /* Branch Buffer Entry Address Register */ 523 #define SPRN_BBTAR 0x202 /* Branch Buffer Target Address Register */ 524 #define SPRN_PID1 0x279 /* Process ID Register 1 */ 525 #define SPRN_PID2 0x27a /* Process ID Register 2 */ 526 #define SPRN_MCSR 0x23c /* Machine Check Syndrome register */ 527 #define SPRN_MCAR 0x23d /* Machine Check Address register */ 528 #define MCSR_MCS 0x80000000 /* Machine Check Summary */ 529 #define MCSR_IB 0x40000000 /* Instruction PLB Error */ 530 #if defined(CONFIG_440) 531 #define MCSR_DRB 0x20000000 /* Data Read PLB Error */ 532 #define MCSR_DWB 0x10000000 /* Data Write PLB Error */ 533 #else 534 #define MCSR_DB 0x20000000 /* Data PLB Error */ 535 #endif /* defined(CONFIG_440) */ 536 #define MCSR_TLBP 0x08000000 /* TLB Parity Error */ 537 #define MCSR_ICP 0x04000000 /* I-Cache Parity Error */ 538 #define MCSR_DCSP 0x02000000 /* D-Cache Search Parity Error */ 539 #define MCSR_DCFP 0x01000000 /* D-Cache Flush Parity Error */ 540 #define MCSR_IMPE 0x00800000 /* Imprecise Machine Check Exception */ 541 #define ESR_ST 0x00800000 /* Store Operation */ 542 543 #if defined(CONFIG_MPC86xx) 544 #define SPRN_MSSCR0 0x3f6 545 #define SPRN_MSSSR0 0x3f7 546 #endif 547 548 /* Short-hand versions for a number of the above SPRNs */ 549 550 #define CTR SPRN_CTR /* Counter Register */ 551 #define DAR SPRN_DAR /* Data Address Register */ 552 #define DABR SPRN_DABR /* Data Address Breakpoint Register */ 553 #define DAC1 SPRN_DAC1 /* Data Address Register 1 */ 554 #define DAC2 SPRN_DAC2 /* Data Address Register 2 */ 555 #define DBAT0L SPRN_DBAT0L /* Data BAT 0 Lower Register */ 556 #define DBAT0U SPRN_DBAT0U /* Data BAT 0 Upper Register */ 557 #define DBAT1L SPRN_DBAT1L /* Data BAT 1 Lower Register */ 558 #define DBAT1U SPRN_DBAT1U /* Data BAT 1 Upper Register */ 559 #define DBAT2L SPRN_DBAT2L /* Data BAT 2 Lower Register */ 560 #define DBAT2U SPRN_DBAT2U /* Data BAT 2 Upper Register */ 561 #define DBAT3L SPRN_DBAT3L /* Data BAT 3 Lower Register */ 562 #define DBAT3U SPRN_DBAT3U /* Data BAT 3 Upper Register */ 563 #define DBAT4L SPRN_DBAT4L /* Data BAT 4 Lower Register */ 564 #define DBAT4U SPRN_DBAT4U /* Data BAT 4 Upper Register */ 565 #define DBAT5L SPRN_DBAT5L /* Data BAT 5 Lower Register */ 566 #define DBAT5U SPRN_DBAT5U /* Data BAT 5 Upper Register */ 567 #define DBAT6L SPRN_DBAT6L /* Data BAT 6 Lower Register */ 568 #define DBAT6U SPRN_DBAT6U /* Data BAT 6 Upper Register */ 569 #define DBAT7L SPRN_DBAT7L /* Data BAT 7 Lower Register */ 570 #define DBAT7U SPRN_DBAT7U /* Data BAT 7 Upper Register */ 571 #define DBCR0 SPRN_DBCR0 /* Debug Control Register 0 */ 572 #define DBCR1 SPRN_DBCR1 /* Debug Control Register 1 */ 573 #define DBSR SPRN_DBSR /* Debug Status Register */ 574 #define DCMP SPRN_DCMP /* Data TLB Compare Register */ 575 #define DEC SPRN_DEC /* Decrement Register */ 576 #define DMISS SPRN_DMISS /* Data TLB Miss Register */ 577 #define DSISR SPRN_DSISR /* Data Storage Interrupt Status Register */ 578 #define EAR SPRN_EAR /* External Address Register */ 579 #define ESR SPRN_ESR /* Exception Syndrome Register */ 580 #define HASH1 SPRN_HASH1 /* Primary Hash Address Register */ 581 #define HASH2 SPRN_HASH2 /* Secondary Hash Address Register */ 582 #define HID0 SPRN_HID0 /* Hardware Implementation Register 0 */ 583 #define HID1 SPRN_HID1 /* Hardware Implementation Register 1 */ 584 #define IABR SPRN_IABR /* Instruction Address Breakpoint Register */ 585 #define IAC1 SPRN_IAC1 /* Instruction Address Register 1 */ 586 #define IAC2 SPRN_IAC2 /* Instruction Address Register 2 */ 587 #define IBAT0L SPRN_IBAT0L /* Instruction BAT 0 Lower Register */ 588 #define IBAT0U SPRN_IBAT0U /* Instruction BAT 0 Upper Register */ 589 #define IBAT1L SPRN_IBAT1L /* Instruction BAT 1 Lower Register */ 590 #define IBAT1U SPRN_IBAT1U /* Instruction BAT 1 Upper Register */ 591 #define IBAT2L SPRN_IBAT2L /* Instruction BAT 2 Lower Register */ 592 #define IBAT2U SPRN_IBAT2U /* Instruction BAT 2 Upper Register */ 593 #define IBAT3L SPRN_IBAT3L /* Instruction BAT 3 Lower Register */ 594 #define IBAT3U SPRN_IBAT3U /* Instruction BAT 3 Upper Register */ 595 #define IBAT4L SPRN_IBAT4L /* Instruction BAT 4 Lower Register */ 596 #define IBAT4U SPRN_IBAT4U /* Instruction BAT 4 Upper Register */ 597 #define IBAT5L SPRN_IBAT5L /* Instruction BAT 5 Lower Register */ 598 #define IBAT5U SPRN_IBAT5U /* Instruction BAT 5 Upper Register */ 599 #define IBAT6L SPRN_IBAT6L /* Instruction BAT 6 Lower Register */ 600 #define IBAT6U SPRN_IBAT6U /* Instruction BAT 6 Upper Register */ 601 #define IBAT7L SPRN_IBAT7L /* Instruction BAT 7 Lower Register */ 602 #define IBAT7U SPRN_IBAT7U /* Instruction BAT 7 Lower Register */ 603 #define ICMP SPRN_ICMP /* Instruction TLB Compare Register */ 604 #define IMISS SPRN_IMISS /* Instruction TLB Miss Register */ 605 #define IMMR SPRN_IMMR /* PPC 860/821 Internal Memory Map Register */ 606 #define LDSTCR SPRN_LDSTCR /* Load/Store Control Register */ 607 #define L2CR SPRN_L2CR /* PPC 750 L2 control register */ 608 #define LR SPRN_LR 609 #define MBAR SPRN_MBAR /* System memory base address */ 610 #if defined(CONFIG_MPC86xx) 611 #define MSSCR0 SPRN_MSSCR0 612 #endif 613 #if defined(CONFIG_E500) || defined(CONFIG_MPC86xx) 614 #define PIR SPRN_PIR 615 #endif 616 #define SVR SPRN_SVR /* System-On-Chip Version Register */ 617 #define PVR SPRN_PVR /* Processor Version */ 618 #define RPA SPRN_RPA /* Required Physical Address Register */ 619 #define SDR1 SPRN_SDR1 /* MMU hash base register */ 620 #define SPR0 SPRN_SPRG0 /* Supervisor Private Registers */ 621 #define SPR1 SPRN_SPRG1 622 #define SPR2 SPRN_SPRG2 623 #define SPR3 SPRN_SPRG3 624 #define SPRG0 SPRN_SPRG0 625 #define SPRG1 SPRN_SPRG1 626 #define SPRG2 SPRN_SPRG2 627 #define SPRG3 SPRN_SPRG3 628 #define SPRG4 SPRN_SPRG4 629 #define SPRG5 SPRN_SPRG5 630 #define SPRG6 SPRN_SPRG6 631 #define SPRG7 SPRN_SPRG7 632 #define SRR0 SPRN_SRR0 /* Save and Restore Register 0 */ 633 #define SRR1 SPRN_SRR1 /* Save and Restore Register 1 */ 634 #define SRR2 SPRN_SRR2 /* Save and Restore Register 2 */ 635 #define SRR3 SPRN_SRR3 /* Save and Restore Register 3 */ 636 #define SVR SPRN_SVR /* System Version Register */ 637 #define TBRL SPRN_TBRL /* Time Base Read Lower Register */ 638 #define TBRU SPRN_TBRU /* Time Base Read Upper Register */ 639 #define TBWL SPRN_TBWL /* Time Base Write Lower Register */ 640 #define TBWU SPRN_TBWU /* Time Base Write Upper Register */ 641 #define TCR SPRN_TCR /* Timer Control Register */ 642 #define TSR SPRN_TSR /* Timer Status Register */ 643 #define ICTC 1019 644 #define THRM1 SPRN_THRM1 /* Thermal Management Register 1 */ 645 #define THRM2 SPRN_THRM2 /* Thermal Management Register 2 */ 646 #define THRM3 SPRN_THRM3 /* Thermal Management Register 3 */ 647 #define XER SPRN_XER 648 649 #define DECAR SPRN_DECAR 650 #define CSRR0 SPRN_CSRR0 651 #define CSRR1 SPRN_CSRR1 652 #define IVPR SPRN_IVPR 653 #define USPRG0 SPRN_USPRG 654 #define SPRG4R SPRN_SPRG4R 655 #define SPRG5R SPRN_SPRG5R 656 #define SPRG6R SPRN_SPRG6R 657 #define SPRG7R SPRN_SPRG7R 658 #define SPRG4W SPRN_SPRG4W 659 #define SPRG5W SPRN_SPRG5W 660 #define SPRG6W SPRN_SPRG6W 661 #define SPRG7W SPRN_SPRG7W 662 #define DEAR SPRN_DEAR 663 #define DBCR2 SPRN_DBCR2 664 #define IAC3 SPRN_IAC3 665 #define IAC4 SPRN_IAC4 666 #define DVC1 SPRN_DVC1 667 #define DVC2 SPRN_DVC2 668 #define IVOR0 SPRN_IVOR0 669 #define IVOR1 SPRN_IVOR1 670 #define IVOR2 SPRN_IVOR2 671 #define IVOR3 SPRN_IVOR3 672 #define IVOR4 SPRN_IVOR4 673 #define IVOR5 SPRN_IVOR5 674 #define IVOR6 SPRN_IVOR6 675 #define IVOR7 SPRN_IVOR7 676 #define IVOR8 SPRN_IVOR8 677 #define IVOR9 SPRN_IVOR9 678 #define IVOR10 SPRN_IVOR10 679 #define IVOR11 SPRN_IVOR11 680 #define IVOR12 SPRN_IVOR12 681 #define IVOR13 SPRN_IVOR13 682 #define IVOR14 SPRN_IVOR14 683 #define IVOR15 SPRN_IVOR15 684 #define IVOR32 SPRN_IVOR32 685 #define IVOR33 SPRN_IVOR33 686 #define IVOR34 SPRN_IVOR34 687 #define IVOR35 SPRN_IVOR35 688 #define MCSRR0 SPRN_MCSRR0 689 #define MCSRR1 SPRN_MCSRR1 690 #define L1CSR0 SPRN_L1CSR0 691 #define L1CSR1 SPRN_L1CSR1 692 #define L1CSR2 SPRN_L1CSR2 693 #define L1CFG0 SPRN_L1CFG0 694 #define L1CFG1 SPRN_L1CFG1 695 #define L2CFG0 SPRN_L2CFG0 696 #define L2CSR0 SPRN_L2CSR0 697 #define L2CSR1 SPRN_L2CSR1 698 #define MCSR SPRN_MCSR 699 #define MMUCSR0 SPRN_MMUCSR0 700 #define BUCSR SPRN_BUCSR 701 #define PID0 SPRN_PID 702 #define PID1 SPRN_PID1 703 #define PID2 SPRN_PID2 704 #define MAS0 SPRN_MAS0 705 #define MAS1 SPRN_MAS1 706 #define MAS2 SPRN_MAS2 707 #define MAS3 SPRN_MAS3 708 #define MAS4 SPRN_MAS4 709 #define MAS5 SPRN_MAS5 710 #define MAS6 SPRN_MAS6 711 #define MAS7 SPRN_MAS7 712 713 #if defined(CONFIG_4xx) || defined(CONFIG_44x) || defined(CONFIG_MPC85xx) 714 #define DAR_DEAR DEAR 715 #else 716 #define DAR_DEAR DAR 717 #endif 718 719 /* Device Control Registers */ 720 721 #define DCRN_BEAR 0x090 /* Bus Error Address Register */ 722 #define DCRN_BESR 0x091 /* Bus Error Syndrome Register */ 723 #define BESR_DSES 0x80000000 /* Data-Side Error Status */ 724 #define BESR_DMES 0x40000000 /* DMA Error Status */ 725 #define BESR_RWS 0x20000000 /* Read/Write Status */ 726 #define BESR_ETMASK 0x1C000000 /* Error Type */ 727 #define ET_PROT 0 728 #define ET_PARITY 1 729 #define ET_NCFG 2 730 #define ET_BUSERR 4 731 #define ET_BUSTO 6 732 #define DCRN_DMACC0 0x0C4 /* DMA Chained Count Register 0 */ 733 #define DCRN_DMACC1 0x0CC /* DMA Chained Count Register 1 */ 734 #define DCRN_DMACC2 0x0D4 /* DMA Chained Count Register 2 */ 735 #define DCRN_DMACC3 0x0DC /* DMA Chained Count Register 3 */ 736 #define DCRN_DMACR0 0x0C0 /* DMA Channel Control Register 0 */ 737 #define DCRN_DMACR1 0x0C8 /* DMA Channel Control Register 1 */ 738 #define DCRN_DMACR2 0x0D0 /* DMA Channel Control Register 2 */ 739 #define DCRN_DMACR3 0x0D8 /* DMA Channel Control Register 3 */ 740 #define DCRN_DMACT0 0x0C1 /* DMA Count Register 0 */ 741 #define DCRN_DMACT1 0x0C9 /* DMA Count Register 1 */ 742 #define DCRN_DMACT2 0x0D1 /* DMA Count Register 2 */ 743 #define DCRN_DMACT3 0x0D9 /* DMA Count Register 3 */ 744 #define DCRN_DMADA0 0x0C2 /* DMA Destination Address Register 0 */ 745 #define DCRN_DMADA1 0x0CA /* DMA Destination Address Register 1 */ 746 #define DCRN_DMADA2 0x0D2 /* DMA Destination Address Register 2 */ 747 #define DCRN_DMADA3 0x0DA /* DMA Destination Address Register 3 */ 748 #define DCRN_DMASA0 0x0C3 /* DMA Source Address Register 0 */ 749 #define DCRN_DMASA1 0x0CB /* DMA Source Address Register 1 */ 750 #define DCRN_DMASA2 0x0D3 /* DMA Source Address Register 2 */ 751 #define DCRN_DMASA3 0x0DB /* DMA Source Address Register 3 */ 752 #define DCRN_DMASR 0x0E0 /* DMA Status Register */ 753 #define DCRN_EXIER 0x042 /* External Interrupt Enable Register */ 754 #define EXIER_CIE 0x80000000 /* Critical Interrupt Enable */ 755 #define EXIER_SRIE 0x08000000 /* Serial Port Rx Int. Enable */ 756 #define EXIER_STIE 0x04000000 /* Serial Port Tx Int. Enable */ 757 #define EXIER_JRIE 0x02000000 /* JTAG Serial Port Rx Int. Enable */ 758 #define EXIER_JTIE 0x01000000 /* JTAG Serial Port Tx Int. Enable */ 759 #define EXIER_D0IE 0x00800000 /* DMA Channel 0 Interrupt Enable */ 760 #define EXIER_D1IE 0x00400000 /* DMA Channel 1 Interrupt Enable */ 761 #define EXIER_D2IE 0x00200000 /* DMA Channel 2 Interrupt Enable */ 762 #define EXIER_D3IE 0x00100000 /* DMA Channel 3 Interrupt Enable */ 763 #define EXIER_E0IE 0x00000010 /* External Interrupt 0 Enable */ 764 #define EXIER_E1IE 0x00000008 /* External Interrupt 1 Enable */ 765 #define EXIER_E2IE 0x00000004 /* External Interrupt 2 Enable */ 766 #define EXIER_E3IE 0x00000002 /* External Interrupt 3 Enable */ 767 #define EXIER_E4IE 0x00000001 /* External Interrupt 4 Enable */ 768 #define DCRN_EXISR 0x040 /* External Interrupt Status Register */ 769 #define DCRN_IOCR 0x0A0 /* Input/Output Configuration Register */ 770 #define IOCR_E0TE 0x80000000 771 #define IOCR_E0LP 0x40000000 772 #define IOCR_E1TE 0x20000000 773 #define IOCR_E1LP 0x10000000 774 #define IOCR_E2TE 0x08000000 775 #define IOCR_E2LP 0x04000000 776 #define IOCR_E3TE 0x02000000 777 #define IOCR_E3LP 0x01000000 778 #define IOCR_E4TE 0x00800000 779 #define IOCR_E4LP 0x00400000 780 #define IOCR_EDT 0x00080000 781 #define IOCR_SOR 0x00040000 782 #define IOCR_EDO 0x00008000 783 #define IOCR_2XC 0x00004000 784 #define IOCR_ATC 0x00002000 785 #define IOCR_SPD 0x00001000 786 #define IOCR_BEM 0x00000800 787 #define IOCR_PTD 0x00000400 788 #define IOCR_ARE 0x00000080 789 #define IOCR_DRC 0x00000020 790 #define IOCR_RDM(x) (((x) & 0x3) << 3) 791 #define IOCR_TCS 0x00000004 792 #define IOCR_SCS 0x00000002 793 #define IOCR_SPC 0x00000001 794 795 /* System-On-Chip Version Register */ 796 797 /* System-On-Chip Version Register (SVR) field extraction */ 798 799 #define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */ 800 #define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revision field */ 801 802 #define SVR_CID(svr) (((svr) >> 28) & 0x0F) /* Company or manufacturer ID */ 803 #define SVR_SOCOP(svr) (((svr) >> 22) & 0x3F) /* SOC integration options */ 804 #define SVR_SID(svr) (((svr) >> 16) & 0x3F) /* SOC ID */ 805 #define SVR_PROC(svr) (((svr) >> 12) & 0x0F) /* Process revision field */ 806 #define SVR_MFG(svr) (((svr) >> 8) & 0x0F) /* Manufacturing revision */ 807 #define SVR_MJREV(svr) (((svr) >> 4) & 0x0F) /* Major SOC design revision indicator */ 808 #define SVR_MNREV(svr) (((svr) >> 0) & 0x0F) /* Minor SOC design revision indicator */ 809 810 /* Processor Version Register */ 811 812 /* Processor Version Register (PVR) field extraction */ 813 814 #define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ 815 #define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ 816 817 /* 818 * AMCC has further subdivided the standard PowerPC 16-bit version and 819 * revision subfields of the PVR for the PowerPC 403s into the following: 820 */ 821 822 #define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ 823 #define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ 824 #define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ 825 #define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ 826 #define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ 827 #define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ 828 829 /* e600 core PVR fields */ 830 831 #define PVR_E600_VER(pvr) (((pvr) >> 15) & 0xFFFF) /* Version/type */ 832 #define PVR_E600_TECH(pvr) (((pvr) >> 12) & 0xF) /* Technology */ 833 #define PVR_E600_MAJ(pvr) (((pvr) >> 8) & 0xF) /* Major revision */ 834 #define PVR_E600_MIN(pvr) (((pvr) >> 0) & 0xFF) /* Minor revision */ 835 836 /* Processor Version Numbers */ 837 838 #define PVR_403GA 0x00200000 839 #define PVR_403GB 0x00200100 840 #define PVR_403GC 0x00200200 841 #define PVR_403GCX 0x00201400 842 #define PVR_405GP 0x40110000 843 #define PVR_405GP_RB 0x40110040 844 #define PVR_405GP_RC 0x40110082 845 #define PVR_405GP_RD 0x401100C4 846 #define PVR_405GP_RE 0x40110145 /* same as pc405cr rev c */ 847 #define PVR_405CR_RA 0x40110041 848 #define PVR_405CR_RB 0x401100C5 849 #define PVR_405CR_RC 0x40110145 /* same as pc405gp rev e */ 850 #define PVR_405EP_RA 0x51210950 851 #define PVR_405GPR_RB 0x50910951 852 #define PVR_405EZ_RA 0x41511460 853 #define PVR_405EXR1_RA 0x12911473 /* 405EXr rev A/B with Security */ 854 #define PVR_405EXR2_RA 0x12911471 /* 405EXr rev A/B without Security */ 855 #define PVR_405EX1_RA 0x12911477 /* 405EX rev A/B with Security */ 856 #define PVR_405EX2_RA 0x12911475 /* 405EX rev A/B without Security */ 857 #define PVR_405EXR1_RC 0x1291147B /* 405EXr rev C with Security */ 858 #define PVR_405EXR2_RC 0x12911479 /* 405EXr rev C without Security */ 859 #define PVR_405EX1_RC 0x1291147F /* 405EX rev C with Security */ 860 #define PVR_405EX2_RC 0x1291147D /* 405EX rev C without Security */ 861 #define PVR_440GP_RB 0x40120440 862 #define PVR_440GP_RC 0x40120481 863 #define PVR_440EP_RA 0x42221850 864 #define PVR_440EP_RB 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ 865 #define PVR_440EP_RC 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ 866 #define PVR_440GR_RA 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */ 867 #define PVR_440GR_RB 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */ 868 #define PVR_440EPX1_RA 0x216218D0 /* 440EPX rev A with Security / Kasumi */ 869 #define PVR_440EPX2_RA 0x216218D4 /* 440EPX rev A without Security / Kasumi */ 870 #define PVR_440GRX1_RA 0x216218D0 /* 440GRX rev A with Security / Kasumi */ 871 #define PVR_440GRX2_RA 0x216218D4 /* 440GRX rev A without Security / Kasumi */ 872 #define PVR_440GX_RA 0x51B21850 873 #define PVR_440GX_RB 0x51B21851 874 #define PVR_440GX_RC 0x51B21892 875 #define PVR_440GX_RF 0x51B21894 876 #define PVR_405EP_RB 0x51210950 877 #define PVR_440SP_6_RAB 0x53221850 /* 440SP rev A&B with RAID 6 support enabled */ 878 #define PVR_440SP_RAB 0x53321850 /* 440SP rev A&B without RAID 6 support */ 879 #define PVR_440SP_6_RC 0x53221891 /* 440SP rev C with RAID 6 support enabled */ 880 #define PVR_440SP_RC 0x53321891 /* 440SP rev C without RAID 6 support */ 881 #define PVR_440SPe_6_RA 0x53421890 /* 440SPe rev A with RAID 6 support enabled */ 882 #define PVR_440SPe_RA 0x53521890 /* 440SPe rev A without RAID 6 support */ 883 #define PVR_440SPe_6_RB 0x53421891 /* 440SPe rev B with RAID 6 support enabled */ 884 #define PVR_440SPe_RB 0x53521891 /* 440SPe rev B without RAID 6 support */ 885 #define PVR_460EX_SE_RA 0x130218A2 /* 460EX rev A with Security Engine */ 886 #define PVR_460EX_RA 0x130218A3 /* 460EX rev A without Security Engine */ 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_460SX_RA 0x13541800 /* 460SX rev A */ 890 #define PVR_460SX_RA_V1 0x13541801 /* 460SX rev A Variant 1 Security disabled */ 891 #define PVR_460GX_RA 0x13541802 /* 460GX rev A */ 892 #define PVR_460GX_RA_V1 0x13541803 /* 460GX rev A Variant 1 Security disabled */ 893 #define PVR_601 0x00010000 894 #define PVR_602 0x00050000 895 #define PVR_603 0x00030000 896 #define PVR_603e 0x00060000 897 #define PVR_603ev 0x00070000 898 #define PVR_603r 0x00071000 899 #define PVR_604 0x00040000 900 #define PVR_604e 0x00090000 901 #define PVR_604r 0x000A0000 902 #define PVR_620 0x00140000 903 #define PVR_740 0x00080000 904 #define PVR_750 PVR_740 905 #define PVR_740P 0x10080000 906 #define PVR_750P PVR_740P 907 #define PVR_7400 0x000C0000 908 #define PVR_7410 0x800C0000 909 #define PVR_7450 0x80000000 910 911 #define PVR_85xx 0x80200000 912 #define PVR_85xx_REV1 (PVR_85xx | 0x0010) 913 #define PVR_85xx_REV2 (PVR_85xx | 0x0020) 914 915 #define PVR_86xx 0x80040000 916 917 #define PVR_VIRTEX5 0x7ff21912 918 919 /* 920 * For the 8xx processors, all of them report the same PVR family for 921 * the PowerPC core. The various versions of these processors must be 922 * differentiated by the version number in the Communication Processor 923 * Module (CPM). 924 */ 925 #define PVR_821 0x00500000 926 #define PVR_823 PVR_821 927 #define PVR_850 PVR_821 928 #define PVR_860 PVR_821 929 #define PVR_7400 0x000C0000 930 #define PVR_8240 0x00810100 931 932 /* 933 * PowerQUICC II family processors report different PVR values depending 934 * on silicon process (HiP3, HiP4, HiP7, etc.) 935 */ 936 #define PVR_8260 PVR_8240 937 #define PVR_8260_HIP3 0x00810101 938 #define PVR_8260_HIP4 0x80811014 939 #define PVR_8260_HIP7 0x80822011 940 #define PVR_8260_HIP7R1 0x80822013 941 #define PVR_8260_HIP7RA 0x80822014 942 943 /* 944 * MPC 52xx 945 */ 946 #define PVR_5200 0x80822011 947 #define PVR_5200B 0x80822014 948 949 /* 950 * System Version Register 951 */ 952 953 /* System Version Register (SVR) field extraction */ 954 955 #define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */ 956 #define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revison field */ 957 958 #define SVR_SUBVER(svr) (((svr) >> 8) & 0xFF) /* Process/MFG sub-version */ 959 960 #define SVR_FAM(svr) (((svr) >> 20) & 0xFFF) /* Family field */ 961 #define SVR_MEM(svr) (((svr) >> 16) & 0xF) /* Member field */ 962 963 #define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/ 964 #define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/ 965 966 /* Some parts define SVR[0:23] as the SOC version */ 967 #define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFFFFF) /* SOC Version fields */ 968 969 /* whether MPC8xxxE (i.e. has SEC) */ 970 #if defined(CONFIG_MPC85xx) 971 #define IS_E_PROCESSOR(svr) (svr & 0x80000) 972 #else 973 #if defined(CONFIG_MPC83xx) 974 #define IS_E_PROCESSOR(spridr) (!(spridr & 0x00010000)) 975 #endif 976 #endif 977 978 /* 979 * SVR_SOC_VER() Version Values 980 */ 981 982 #define SVR_8533 0x803400 983 #define SVR_8533_E 0x803C00 984 #define SVR_8535 0x803701 985 #define SVR_8535_E 0x803F01 986 #define SVR_8536 0x803700 987 #define SVR_8536_E 0x803F00 988 #define SVR_8540 0x803000 989 #define SVR_8541 0x807200 990 #define SVR_8541_E 0x807A00 991 #define SVR_8543 0x803200 992 #define SVR_8543_E 0x803A00 993 #define SVR_8544 0x803401 994 #define SVR_8544_E 0x803C01 995 #define SVR_8545 0x803102 996 #define SVR_8545_E 0x803902 997 #define SVR_8547_E 0x803901 998 #define SVR_8548 0x803100 999 #define SVR_8548_E 0x803900 1000 #define SVR_8555 0x807100 1001 #define SVR_8555_E 0x807900 1002 #define SVR_8560 0x807000 1003 #define SVR_8567 0x807600 1004 #define SVR_8567_E 0x807E00 1005 #define SVR_8568 0x807500 1006 #define SVR_8568_E 0x807D00 1007 #define SVR_8569 0x808000 1008 #define SVR_8569_E 0x808800 1009 #define SVR_8572 0x80E000 1010 #define SVR_8572_E 0x80E800 1011 #define SVR_P2020 0x80E200 1012 #define SVR_P2020_E 0x80EA00 1013 1014 #define SVR_8610 0x80A000 1015 #define SVR_8641 0x809000 1016 #define SVR_8641D 0x809001 1017 1018 #define _GLOBAL(n)\ 1019 .globl n;\ 1020 n: 1021 1022 /* Macros for setting and retrieving special purpose registers */ 1023 1024 #define stringify(s) tostring(s) 1025 #define tostring(s) #s 1026 1027 #define mfdcr(rn) ({unsigned int rval; \ 1028 asm volatile("mfdcr %0," stringify(rn) \ 1029 : "=r" (rval)); rval;}) 1030 #define mtdcr(rn, v) asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v)) 1031 1032 #define mfmsr() ({unsigned int rval; \ 1033 asm volatile("mfmsr %0" : "=r" (rval)); rval;}) 1034 #define mtmsr(v) asm volatile("mtmsr %0" : : "r" (v)) 1035 1036 #define mfspr(rn) ({unsigned int rval; \ 1037 asm volatile("mfspr %0," stringify(rn) \ 1038 : "=r" (rval)); rval;}) 1039 #define mtspr(rn, v) asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v)) 1040 1041 #define tlbie(v) asm volatile("tlbie %0 \n sync" : : "r" (v)) 1042 1043 /* Segment Registers */ 1044 1045 #define SR0 0 1046 #define SR1 1 1047 #define SR2 2 1048 #define SR3 3 1049 #define SR4 4 1050 #define SR5 5 1051 #define SR6 6 1052 #define SR7 7 1053 #define SR8 8 1054 #define SR9 9 1055 #define SR10 10 1056 #define SR11 11 1057 #define SR12 12 1058 #define SR13 13 1059 #define SR14 14 1060 #define SR15 15 1061 1062 #ifndef __ASSEMBLY__ 1063 1064 struct cpu_type { 1065 char name[15]; 1066 u32 soc_ver; 1067 }; 1068 1069 struct cpu_type *identify_cpu(u32 ver); 1070 1071 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) 1072 #define CPU_TYPE_ENTRY(n, v) \ 1073 { .name = #n, .soc_ver = SVR_##v, } 1074 #else 1075 #if defined(CONFIG_MPC83xx) 1076 #define CPU_TYPE_ENTRY(x) {#x, SPR_##x} 1077 #endif 1078 #endif 1079 1080 1081 #ifndef CONFIG_MACH_SPECIFIC 1082 extern int _machine; 1083 extern int have_of; 1084 #endif /* CONFIG_MACH_SPECIFIC */ 1085 1086 /* what kind of prep workstation we are */ 1087 extern int _prep_type; 1088 /* 1089 * This is used to identify the board type from a given PReP board 1090 * vendor. Board revision is also made available. 1091 */ 1092 extern unsigned char ucSystemType; 1093 extern unsigned char ucBoardRev; 1094 extern unsigned char ucBoardRevMaj, ucBoardRevMin; 1095 1096 struct task_struct; 1097 void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp); 1098 void release_thread(struct task_struct *); 1099 1100 /* 1101 * Create a new kernel thread. 1102 */ 1103 extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); 1104 1105 /* 1106 * Bus types 1107 */ 1108 #define EISA_bus 0 1109 #define EISA_bus__is_a_macro /* for versions in ksyms.c */ 1110 #define MCA_bus 0 1111 #define MCA_bus__is_a_macro /* for versions in ksyms.c */ 1112 1113 /* Lazy FPU handling on uni-processor */ 1114 extern struct task_struct *last_task_used_math; 1115 extern struct task_struct *last_task_used_altivec; 1116 1117 /* 1118 * this is the minimum allowable io space due to the location 1119 * of the io areas on prep (first one at 0x80000000) but 1120 * as soon as I get around to remapping the io areas with the BATs 1121 * to match the mac we can raise this. -- Cort 1122 */ 1123 #define TASK_SIZE (0x80000000UL) 1124 1125 /* This decides where the kernel will search for a free chunk of vm 1126 * space during mmap's. 1127 */ 1128 #define TASK_UNMAPPED_BASE (TASK_SIZE / 8 * 3) 1129 1130 typedef struct { 1131 unsigned long seg; 1132 } mm_segment_t; 1133 1134 struct thread_struct { 1135 unsigned long ksp; /* Kernel stack pointer */ 1136 unsigned long wchan; /* Event task is sleeping on */ 1137 struct pt_regs *regs; /* Pointer to saved register state */ 1138 mm_segment_t fs; /* for get_fs() validation */ 1139 void *pgdir; /* root of page-table tree */ 1140 signed long last_syscall; 1141 double fpr[32]; /* Complete floating point set */ 1142 unsigned long fpscr_pad; /* fpr ... fpscr must be contiguous */ 1143 unsigned long fpscr; /* Floating point status */ 1144 #ifdef CONFIG_ALTIVEC 1145 vector128 vr[32]; /* Complete AltiVec set */ 1146 vector128 vscr; /* AltiVec status */ 1147 unsigned long vrsave; 1148 #endif /* CONFIG_ALTIVEC */ 1149 }; 1150 1151 #define INIT_SP (sizeof(init_stack) + (unsigned long) &init_stack) 1152 1153 #define INIT_THREAD { \ 1154 INIT_SP, /* ksp */ \ 1155 0, /* wchan */ \ 1156 (struct pt_regs *)INIT_SP - 1, /* regs */ \ 1157 KERNEL_DS, /*fs*/ \ 1158 swapper_pg_dir, /* pgdir */ \ 1159 0, /* last_syscall */ \ 1160 {0}, 0, 0 \ 1161 } 1162 1163 /* 1164 * Note: the vm_start and vm_end fields here should *not* 1165 * be in kernel space. (Could vm_end == vm_start perhaps?) 1166 */ 1167 #define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \ 1168 PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \ 1169 1, NULL, NULL } 1170 1171 /* 1172 * Return saved PC of a blocked thread. For now, this is the "user" PC 1173 */ 1174 static inline unsigned long thread_saved_pc(struct thread_struct *t) 1175 { 1176 return (t->regs) ? t->regs->nip : 0; 1177 } 1178 1179 #define copy_segments(tsk, mm) do { } while (0) 1180 #define release_segments(mm) do { } while (0) 1181 #define forget_segments() do { } while (0) 1182 1183 unsigned long get_wchan(struct task_struct *p); 1184 1185 #define KSTK_EIP(tsk) ((tsk)->thread.regs->nip) 1186 #define KSTK_ESP(tsk) ((tsk)->thread.regs->gpr[1]) 1187 1188 /* 1189 * NOTE! The task struct and the stack go together 1190 */ 1191 #define THREAD_SIZE (2*PAGE_SIZE) 1192 #define alloc_task_struct() \ 1193 ((struct task_struct *) __get_free_pages(GFP_KERNEL,1)) 1194 #define free_task_struct(p) free_pages((unsigned long)(p),1) 1195 #define get_task_struct(tsk) atomic_inc(&mem_map[MAP_NR(tsk)].count) 1196 1197 /* in process.c - for early bootup debug -- Cort */ 1198 int ll_printk(const char *, ...); 1199 void ll_puts(const char *); 1200 1201 #define init_task (init_task_union.task) 1202 #define init_stack (init_task_union.stack) 1203 1204 /* In misc.c */ 1205 void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); 1206 1207 #endif /* ndef ASSEMBLY*/ 1208 1209 #ifdef CONFIG_MACH_SPECIFIC 1210 #if defined(CONFIG_8xx) 1211 #define _machine _MACH_8xx 1212 #define have_of 0 1213 #elif defined(CONFIG_OAK) 1214 #define _machine _MACH_oak 1215 #define have_of 0 1216 #elif defined(CONFIG_WALNUT) 1217 #define _machine _MACH_walnut 1218 #define have_of 0 1219 #elif defined(CONFIG_APUS) 1220 #define _machine _MACH_apus 1221 #define have_of 0 1222 #elif defined(CONFIG_GEMINI) 1223 #define _machine _MACH_gemini 1224 #define have_of 0 1225 #elif defined(CONFIG_8260) 1226 #define _machine _MACH_8260 1227 #define have_of 0 1228 #elif defined(CONFIG_SANDPOINT) 1229 #define _machine _MACH_sandpoint 1230 #elif defined(CONFIG_HIDDEN_DRAGON) 1231 #define _machine _MACH_hidden_dragon 1232 #define have_of 0 1233 #else 1234 #error "Machine not defined correctly" 1235 #endif 1236 #endif /* CONFIG_MACH_SPECIFIC */ 1237 1238 #endif /* __ASM_PPC_PROCESSOR_H */ 1239