diff options
Diffstat (limited to 'src/roms/openbios/include/arch/ppc/processor.h')
| -rw-r--r-- | src/roms/openbios/include/arch/ppc/processor.h | 467 |
1 files changed, 467 insertions, 0 deletions
diff --git a/src/roms/openbios/include/arch/ppc/processor.h b/src/roms/openbios/include/arch/ppc/processor.h new file mode 100644 index 0000000..bb03bb1 --- /dev/null +++ b/src/roms/openbios/include/arch/ppc/processor.h @@ -0,0 +1,467 @@ +/* + * Creation Date: <2000/10/29 01:43:29 samuel> + * Time-stamp: <2003/07/27 22:37:49 samuel> + * + * <processor.h> + * + * Extract from <asm/processor.h> + * + * + * 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 */ |
