/* * Creation Date: <2000/10/29 01:43:29 samuel> * Time-stamp: <2003/07/27 22:37:49 samuel> * * * * Extract from * * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation * */ #ifndef _H_PROCESSOR #define _H_PROCESSOR #define PTE0_VSID(s) (((s)>>7) & 0xffffff) #define PTE0_V BIT(0) #define PTE0_H BIT(25) #define PTE0_API 0x3f #define PTE1_R BIT(23) #define PTE1_C BIT(24) #define PTE1_W BIT(25) #define PTE1_I BIT(26) #define PTE1_M BIT(27) #define PTE1_G BIT(28) #define PTE1_WIMG (PTE1_W | PTE1_I | PTE1_M | PTE1_G) #define PTE1_PP 0x3 #define PTE1_RPN (~0xfffUL) #define VSID_Ks BIT(1) #define VSID_Kp BIT(2) #define VSID_N BIT(3) #ifndef MSR_VEC #define MSR_SF (1 << 63) /* Sixty-Four Bit Mode */ #define MSR_VEC (1<<25) /* 6: Enable AltiVec */ #define MSR_POW (1<<18) /* 13: Enable Power Management */ #define MSR_TGPR (1<<17) /* 14: TLB Update registers in use */ #define MSR_ILE (1<<16) /* 15: Interrupt Little Endian */ #define MSR_EE (1<<15) /* 16: External Interrupt Enable */ #define MSR_PR (1<<14) /* 17: Privilege Level */ #define MSR_FP (1<<13) /* 18: Floating Point enable */ #define MSR_ME (1<<12) /* 19: Machine Check Enable */ #define MSR_FE0 (1<<11) /* 20: Floating Exception mode 0 */ #define MSR_SE (1<<10) /* 21: Single Step */ #define MSR_BE (1<<9) /* 22: Branch Trace */ #define MSR_FE1 (1<<8) /* 23: Floating Exception mode 1 */ #define MSR_IP (1<<6) /* 25: Exception prefix 0x000/0xFFF */ #define MSR_IR (1<<5) /* 26: Instruction Relocate */ #define MSR_DR (1<<4) /* 27: Data Relocate */ #define MSR_PE (1<<2) /* 29: Performance Monitor Flag */ #define MSR_RI (1<<1) /* 30: Recoverable Exception */ #define MSR_LE (1<<0) /* 31: Little Endian */ #endif /* MSR_VEC */ #ifndef S_SPRG0 #define NUM_SPRS 1024 //#define S_XER 1 #define S_RTCU_R 4 /* 601 RTC Upper/Lower (Reading) */ #define S_RTCL_R 5 //#define S_LR 8 //#define S_CTR 9 #define S_DSISR 18 /* Source Instruction Service Register */ #define S_DAR 19 /* Data Address Register */ #define S_RTCU_W 20 /* 601 RTC Upper/Lower (Writing) */ #define S_RTCL_W 21 #define S_DEC 22 /* Decrementer Register */ #define S_SDR1 25 /* Table Search Description Register */ #define S_SRR0 26 /* Save and Restore Register 0 */ #define S_SRR1 27 /* Save and Restore Register 1 */ #define S_VRSAVE 256 /* (AltiVec) Vector Register Save Register */ #define S_TBRL 268 /* Time base Upper/Lower (Reading) */ #define S_TBRU 269 #define S_SPRG0 272 /* SPR General 0-3 */ #define S_SPRG1 273 #define S_SPRG2 274 #define S_SPRG3 275 #define S_SPRG4 276 /* SPR General 4-7 (7445/7455) */ #define S_SPRG5 277 #define S_SPRG6 278 #define S_SPRG7 279 #define S_EAR 282 /* External Access Register */ #define S_TBWL 284 /* Time base Upper/Lower (Writing) */ #define S_TBWU 285 #define S_PVR 287 /* Processor Version Register */ #define S_HIOR 311 /* Hardware Interrupt Offset Register */ #define S_IBAT0U 528 #define S_IBAT0L 529 #define S_IBAT1U 530 #define S_IBAT1L 531 #define S_IBAT2U 532 #define S_IBAT2L 533 #define S_IBAT3U 534 #define S_IBAT3L 535 #define S_DBAT0U 536 #define S_DBAT0L 537 #define S_DBAT1U 538 #define S_DBAT1L 539 #define S_DBAT2U 540 #define S_DBAT2L 541 #define S_DBAT3U 542 #define S_DBAT3L 543 #define S_UMMCR2 928 #define S_UPMC5 929 /* User Performance Monitor Counter Register */ #define S_UPMC6 930 #define S_UBAMR 935 #define S_UMMCR0 936 /* User Monitor Mode Control Register */ #define S_UPMC1 937 #define S_UPMC2 938 #define S_USIAR 939 /* User Sampled Instruction Address Register */ #define S_UMMCR1 940 #define S_UPMC3 941 #define S_UPMC4 942 /* User Performance Monitor Counter Register 4 */ #define S_USDAR 943 /* User Sampled Data Address Register */ #define S_MMCR2 944 /* Monitor Mode Control Register */ #define S_PMC5 945 #define S_PMC6 946 #define S_BAMR 951 /* Breakpoint Address Mask Register (74xx) */ #define S_MMCR0 952 /* Monitor Mode Control Register 0 */ #define S_PMC1 953 /* Performance Counter Register */ #define S_PMC2 954 #define S_SIAR 955 /* Sampled Instruction Address Register */ #define S_MMCR1 956 #define S_PMC3 957 #define S_PMC4 958 #define S_SDAR 959 /* Sampled Data Address Register */ #define S_DMISS 976 /* 603 */ #define S_DCMP 977 /* 603 */ #define S_HASH1 978 /* 603 */ #define S_HASH2 979 /* 603 */ #define S_IMISS 980 /* 603 */ #define S_TLBMISS 980 /* 7445/7455 */ #define S_ICMP 981 /* 603 */ #define S_PTEHI 981 /* 7445/7455 */ #define S_RPA 982 /* 603 */ #define S_PTELO 982 /* 7445/7455 */ #define S_L3PM 983 /* L3 Private Memory Address Control Register */ #define S_L3ITCR0 984 /* ??? */ #define S_L3OHCR 1000 /* ??? */ #define S_L3ITCR1 1001 /* ??? */ #define S_L3ITCR2 1002 /* ??? */ #define S_L3ITCR3 1003 /* ??? */ #define S_HID0 1008 /* Hardware Implementation Registers */ #define S_HID1 1009 #define S_HID2 1010 #define S_IABR S_HID2 /* HID2 - Instruction Address Breakpoint Register */ #define S_ICTRL 1011 /* HID3 - Instruction Cache & Interrupt control reg */ #define S_HID4 1012 /* HID4 - Instruction Address Compare 1 (?) */ #define S_HID5 1013 #define S_DABR S_HID5 /* HID5 - Data Address Breakpoint */ #define S_MSSCR0 1014 /* HID6 - Memory Subsystem Control Register 0 */ #define S_MSSCR1 1015 /* HID7 - Memory Subsystem Control Register 1 */ #define S_LDSTCR 1016 /* HID8 - Load/Store Control Register */ #define S_L2CR 1017 /* HID9 - Level 2 Cache Control Regsiter */ #define S_L3CR 1018 /* HID10 - Level 3 Cache Control Regsiter (7450) */ #define S_HID11 1019 #define S_ICTC S_HID11 /* HID11 - Instruction Cache Throttling Control Reg */ #define S_ICCR S_HID11 /* Instruction Cache Cacheability Reigster */ #define S_THRM1 1020 /* HID12 - Thermal Management Register 1 */ #define S_THRM2 1021 /* HID13 - Thermal Management Register 2 */ #define S_THRM3 1022 /* HID14 - Thermal Management Register 3 */ #define S_HID15 1023 #define S_PIR S_HID15 /* HID15 - Processor Identification Register */ #endif /* S_SPRG0 */ /* the kernel might define these too... */ #if !defined(__KERNEL__) || defined(__ASSEMBLY__) /* Floating Point Status and Control Register (FPSCR) Fields */ #define FPSCR_FX 0x80000000 /* FPU exception summary */ #define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ #define FPSCR_VX 0x20000000 /* Invalid operation summary */ #define FPSCR_OX 0x10000000 /* Overflow exception summary */ #define FPSCR_UX 0x08000000 /* Underflow exception summary */ #define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */ #define FPSCR_XX 0x02000000 /* Inexact exception summary */ #define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ #define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ #define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ #define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ #define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ #define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ #define FPSCR_FR 0x00040000 /* Fraction rounded */ #define FPSCR_FI 0x00020000 /* Fraction inexact */ #define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ #define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ #define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ #define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ #define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ #define FPSCR_VE 0x00000080 /* Invalid op exception enable */ #define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ #define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ #define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ #define FPSCR_XE 0x00000008 /* FP inexact exception enable */ #define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ #define FPSCR_RN 0x00000003 /* FPU rounding control */ /* SPR_HID0 */ #define HID0_EMCP (1<<31) /* Enable Machine Check pin */ #define HID0_EBA (1<<29) /* Enable Bus Address Parity */ #define HID0_EBD (1<<28) /* Enable Bus Data Parity */ #define HID0_SBCLK (1<<27) #define HID0_EICE (1<<26) #define HID0_ECLK (1<<25) #define HID0_PAR (1<<24) #define HID0_DOZE (1<<23) #define HID0_NAP (1<<22) #define HID0_SLEEP (1<<21) #define HID0_DPM (1<<20) #define HID0_NHR (1<<16) /* Not Hard Reset */ #define HID0_ICE (1<<15) /* Instruction Cache Enable */ #define HID0_DCE (1<<14) /* Data Cache Enable */ #define HID0_ILOCK (1<<13) /* Instruction Cache Lock */ #define HID0_DLOCK (1<<12) /* Data Cache Lock */ #define HID0_ICFI (1<<11) /* Instr. Cache Flash Invalidate */ #define HID0_DCFI (1<<10) /* Data Cache Flash Invalidate */ #define HID0_SPD (1<<9) /* Speculative disable */ #define HID0_SGE (1<<7) /* Store Gathering Enable */ #define HID0_SIED (1<<7) /* Serial Instr. Execution [Disable] */ #define HID0_BTIC (1<<5) /* Branch Target Instruction Cache Enable */ #define HID0_ABE (1<<3) /* Address Broadcast Enable */ #define HID0_BHT (1<<2) /* Branch History Table Enable */ #define HID0_BTCD (1<<1) /* Branch target cache disable */ #define L2CR_L2E BIT(0) /* L2 enable */ #define L2CR_L2PE BIT(1) /* L2 data parity generation and checking */ #define L2CR_L2SIZ_512K BIT(2) #define L2CR_L2SIZ_256K BIT(3) #define L2CR_L2SIZ_1MB (BIT(2)|BIT(3)) #define L2CR_L2CLK_1 BIT(6) /* L2 clock ration */ #define L2CR_L2CLK_15 (BIT(6)*2) #define L2CR_L2CLK_2 (BIT(6)*4) #define L2CR_L2CLK_25 (BIT(6)*5) #define L2CR_L2CLK_3 (BIT(6)*6) #define L2CR_L2RAM_FT 0 /* flow-through (reg-buf) synchronous SRAM */ #define L2CR_L2RAM_PB BIT(7) /* Piplined (reg-reg) synchronous burst SRAM */ #define L2CR_L2RAM_PLW (BIT(7)|BIT(8)) /* Piplined (reg-reg) synchronous late-write */ #define L2CR_L2DO BIT(9) /* L2 data-only */ #define L2CR_L2I BIT(10) /* L2 global invalidate */ #define L2CR_L2CTL BIT(11) /* L2 RAM control (ZZ enable, low-power mode) */ #define L2CR_L2WT BIT(12) /* L2 write-through */ #define L2CR_L2TS BIT(13) /* L2 test support */ #define L2CR_L2OH_05 0 /* L2 output hold 0.5 nS */ #define L2CR_L2OH_10 BIT(15) /* L2 output hold 1.0 nS */ #define L2CR_L2SL BIT(16) /* L2 DLL slow (use if bus freq < 150 MHz) */ #define L2CR_L2DF BIT(17) /* L2 differential clock */ #define L2CR_L2BYP BIT(18) /* L2 DLL bypass */ #define L2CR_L2IP BIT(31) /* L2 global invalidate in progress */ /* SPR_THRM1 */ #define THRM1_TIN (1 << 31) #define THRM1_TIV (1 << 30) #define THRM1_THRES(x) ((x&0x7f)<<23) #define THRM3_SITV(x) ((x&0x3fff)<<1) #define THRM1_TID (1<<2) #define THRM1_TIE (1<<1) #define THRM1_V (1<<0) /* SPR_THRM3 */ #define THRM3_E (1<<0) /* Processor Version Numbers */ #define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ #define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ #define PVR_403GA 0x00200000 #define PVR_403GB 0x00200100 #define PVR_403GC 0x00200200 #define PVR_403GCX 0x00201400 #define PVR_405GP 0x40110000 #define PVR_601 0x00010000 #define PVR_602 0x00050000 #define PVR_603 0x00030000 #define PVR_603e 0x00060000 #define PVR_603ev 0x00070000 #define PVR_603r 0x00071000 #define PVR_604 0x00040000 #define PVR_604e 0x00090000 #define PVR_604r 0x000A0000 #define PVR_620 0x00140000 #define PVR_740 0x00080000 #define PVR_750 PVR_740 #define PVR_740P 0x10080000 #define PVR_750P PVR_740P #define PVR_821 0x00500000 #define PVR_823 PVR_821 #define PVR_850 PVR_821 #define PVR_860 PVR_821 #define PVR_7400 0x000C0000 #define PVR_8240 0x00810100 #define PVR_8260 PVR_8240 /* Vector VSCR register */ #define VSCR_NJ 0x10000 #define VSCR_SAT 0x1 #endif /* __KERNEL__ */ #ifdef __ASSEMBLY__ #define CTR S_CTR /* Counter Register */ #define DAR S_DAR /* Data Address Register */ #define DABR S_DABR /* Data Address Breakpoint Register */ #define DBAT0L S_DBAT0L /* Data BAT 0 Lower Register */ #define DBAT0U S_DBAT0U /* Data BAT 0 Upper Register */ #define DBAT1L S_DBAT1L /* Data BAT 1 Lower Register */ #define DBAT1U S_DBAT1U /* Data BAT 1 Upper Register */ #define DBAT2L S_DBAT2L /* Data BAT 2 Lower Register */ #define DBAT2U S_DBAT2U /* Data BAT 2 Upper Register */ #define DBAT3L S_DBAT3L /* Data BAT 3 Lower Register */ #define DBAT3U S_DBAT3U /* Data BAT 3 Upper Register */ #define DCMP S_DCMP /* Data TLB Compare Register */ #define DEC S_DEC /* Decrement Register */ #define DMISS S_DMISS /* Data TLB Miss Register */ #define DSISR S_DSISR /* Data Storage Interrupt Status Register */ #define EAR S_EAR /* External Address Register */ #define HASH1 S_HASH1 /* Primary Hash Address Register */ #define HASH2 S_HASH2 /* Secondary Hash Address Register */ #define HID0 S_HID0 /* Hardware Implementation Register 0 */ #define HID1 S_HID1 /* Hardware Implementation Register 1 */ #define IABR S_IABR /* Instruction Address Breakpoint Register */ #define IBAT0L S_IBAT0L /* Instruction BAT 0 Lower Register */ #define IBAT0U S_IBAT0U /* Instruction BAT 0 Upper Register */ #define IBAT1L S_IBAT1L /* Instruction BAT 1 Lower Register */ #define IBAT1U S_IBAT1U /* Instruction BAT 1 Upper Register */ #define IBAT2L S_IBAT2L /* Instruction BAT 2 Lower Register */ #define IBAT2U S_IBAT2U /* Instruction BAT 2 Upper Register */ #define IBAT3L S_IBAT3L /* Instruction BAT 3 Lower Register */ #define IBAT3U S_IBAT3U /* Instruction BAT 3 Upper Register */ #define ICMP S_ICMP /* Instruction TLB Compare Register */ #define IMISS S_IMISS /* Instruction TLB Miss Register */ #define IMMR S_IMMR /* PPC 860/821 Internal Memory Map Register */ #define L2CR S_L2CR /* PPC 750 L2 control register */ #define PVR S_PVR /* Processor Version */ #define RPA S_RPA /* Required Physical Address Register */ #define SDR1 S_SDR1 /* MMU hash base register */ #define SPR0 S_SPRG0 /* Supervisor Private Registers */ #define SPR1 S_SPRG1 #define SPR2 S_SPRG2 #define SPR3 S_SPRG3 #define SPRG0 S_SPRG0 #define SPRG1 S_SPRG1 #define SPRG2 S_SPRG2 #define SPRG3 S_SPRG3 #define SRR0 S_SRR0 /* Save and Restore Register 0 */ #define SRR1 S_SRR1 /* Save and Restore Register 1 */ #define TBRL S_STBRL /* Time Base Read Lower Register */ #define TBRU S_TBRU /* Time Base Read Upper Register */ #define TBWL S_TBWL /* Time Base Write Lower Register */ #define TBWU S_TBWU /* Time Base Write Upper Register */ #define ICTC S_ICTC #define THRM1 S_THRM1 /* Thermal Management Register 1 */ #define THRM2 S_THRM2 /* Thermal Management Register 2 */ #define THRM3 S_THRM3 /* Thermal Management Register 3 */ #define SIAR S_SIAR #define SDAR S_SDAR #define XER 1 #define SR0 0 /* Segment registers */ #define SR1 1 #define SR2 2 #define SR3 3 #define SR4 4 #define SR5 5 #define SR6 6 #define SR7 7 #define SR8 8 #define SR9 9 #define SR10 10 #define SR11 11 #define SR12 12 #define SR13 13 #define SR14 14 #define SR15 15 #endif /* __ASSEMBLY__ */ /* opcode macros */ #define OPCODE_PRIM(n) ( ((unsigned long)(n)) >> 26 ) #define OPCODE_EXT(n) ( (((unsigned long)(n)) >> 1) & 0x3ff ) #define OPCODE(op,op_ext) ( ((op)<<10) + op_ext ) #define B1(n) ( (((unsigned long)(n)) >> 21) & 0x1f ) #define B2(n) ( (((unsigned long)(n)) >> 16) & 0x1f ) #define B3(n) ( (((unsigned long)(n)) >> 11) & 0x1f ) #define BD(n) ((unsigned long)((n) & 0x7fff) + (((n) & 0x8000) ? (unsigned long)0xffff8000 : 0)) #define SPRNUM_FLIP( v ) ( (((v)>>5) & 0x1f) | (((v)<<5) & 0x3e0) ) /* C helpers */ #ifndef __ASSEMBLER__ #define __stringify_1(x) #x #define __stringify(x) __stringify_1(x) #define mtspr(rn, v) asm volatile("mtspr " __stringify(rn) ",%0" : : "r" (v)) static inline unsigned long mfmsr(void) { unsigned long msr; asm volatile("mfmsr %0" : "=r" (msr)); return msr; } static inline void mtmsr(unsigned long msr) { #ifdef __powerpc64__ asm volatile("mtmsrd %0" :: "r" (msr)); #else asm volatile("mtmsr %0" :: "r" (msr)); #endif } #ifdef __powerpc64__ #define SDR1_HTABORG_MASK 0x3FFFFFFFFFFC0000UL #else #define SDR1_HTABORG_MASK 0xffff0000 #endif static inline unsigned long mfsdr1(void) { unsigned long sdr1; asm volatile("mfsdr1 %0" : "=r" (sdr1)); return sdr1; } static inline void mtsdr1(unsigned long sdr1) { asm volatile("mtsdr1 %0" :: "r" (sdr1)); } static inline unsigned int mfpvr(void) { unsigned int pvr; asm volatile("mfspr %0, 0x11f" : "=r" (pvr) ); return pvr; } static inline void slbia(void) { asm volatile("slbia" ::: "memory"); } static inline void slbmte(unsigned long rs, unsigned long rb) { asm volatile("slbmte %0,%1 ; isync" :: "r" (rs), "r" (rb) : "memory"); } #endif /* !__ASSEMBLER__ */ #endif /* _H_PROCESSOR */