| #ifndef __ASM_PPC_PROCESSOR_H |
| #define __ASM_PPC_PROCESSOR_H |
| |
| /* |
| * Default implementation of macro that returns current |
| * instruction pointer ("program counter"). |
| */ |
| #define current_text_addr() ({ __label__ _l; _l: &&_l;}) |
| |
| #include <linux/config.h> |
| |
| #include <asm/ptrace.h> |
| #include <asm/types.h> |
| |
| /* Machine State Register (MSR) Fields */ |
| |
| #ifdef CONFIG_PPC64BRIDGE |
| #define MSR_SF (1<<63) |
| #define MSR_ISF (1<<61) |
| #endif /* CONFIG_PPC64BRIDGE */ |
| #define MSR_VEC (1<<25) /* Enable AltiVec */ |
| #define MSR_POW (1<<18) /* Enable Power Management */ |
| #define MSR_WE (1<<18) /* Wait State Enable */ |
| #define MSR_TGPR (1<<17) /* TLB Update registers in use */ |
| #define MSR_CE (1<<17) /* Critical Interrupt Enable */ |
| #define MSR_ILE (1<<16) /* Interrupt Little Endian */ |
| #define MSR_EE (1<<15) /* External Interrupt Enable */ |
| #define MSR_PR (1<<14) /* Problem State / Privilege Level */ |
| #define MSR_FP (1<<13) /* Floating Point enable */ |
| #define MSR_ME (1<<12) /* Machine Check Enable */ |
| #define MSR_FE0 (1<<11) /* Floating Exception mode 0 */ |
| #define MSR_SE (1<<10) /* Single Step */ |
| #define MSR_BE (1<<9) /* Branch Trace */ |
| #define MSR_DE (1<<9) /* Debug Exception Enable */ |
| #define MSR_FE1 (1<<8) /* Floating Exception mode 1 */ |
| #define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */ |
| #define MSR_IR (1<<5) /* Instruction Relocate */ |
| #define MSR_DR (1<<4) /* Data Relocate */ |
| #define MSR_PE (1<<3) /* Protection Enable */ |
| #define MSR_PX (1<<2) /* Protection Exclusive Mode */ |
| #define MSR_RI (1<<1) /* Recoverable Exception */ |
| #define MSR_LE (1<<0) /* Little Endian */ |
| |
| #ifdef CONFIG_APUS_FAST_EXCEPT |
| #define MSR_ MSR_ME|MSR_IP|MSR_RI |
| #else |
| #define MSR_ MSR_ME|MSR_RI |
| #endif |
| #define MSR_KERNEL MSR_|MSR_IR|MSR_DR |
| #define MSR_USER MSR_KERNEL|MSR_PR|MSR_EE |
| |
| /* 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 */ |
| |
| /* Special Purpose Registers (SPRNs)*/ |
| |
| #define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */ |
| #define SPRN_CTR 0x009 /* Count Register */ |
| #define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ |
| #define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */ |
| #define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */ |
| #define SPRN_DAR 0x013 /* Data Address Register */ |
| #define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ |
| #define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ |
| #define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ |
| #define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ |
| #define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ |
| #define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ |
| #define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ |
| #define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ |
| #define SPRN_DBAT4L 0x238 /* Data BAT 4 Lower Register */ |
| #define SPRN_DBAT4U 0x239 /* Data BAT 4 Upper Register */ |
| #define SPRN_DBAT5L 0x23A /* Data BAT 5 Lower Register */ |
| #define SPRN_DBAT5U 0x23B /* Data BAT 5 Upper Register */ |
| #define SPRN_DBAT6L 0x23C /* Data BAT 6 Lower Register */ |
| #define SPRN_DBAT6U 0x23D /* Data BAT 6 Upper Register */ |
| #define SPRN_DBAT7L 0x23E /* Data BAT 7 Lower Register */ |
| #define SPRN_DBAT7U 0x23F /* Data BAT 7 Lower Register */ |
| #define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */ |
| #define DBCR_EDM 0x80000000 |
| #define DBCR_IDM 0x40000000 |
| #define DBCR_RST(x) (((x) & 0x3) << 28) |
| #define DBCR_RST_NONE 0 |
| #define DBCR_RST_CORE 1 |
| #define DBCR_RST_CHIP 2 |
| #define DBCR_RST_SYSTEM 3 |
| #define DBCR_IC 0x08000000 /* Instruction Completion Debug Evnt */ |
| #define DBCR_BT 0x04000000 /* Branch Taken Debug Event */ |
| #define DBCR_EDE 0x02000000 /* Exception Debug Event */ |
| #define DBCR_TDE 0x01000000 /* TRAP Debug Event */ |
| #define DBCR_FER 0x00F80000 /* First Events Remaining Mask */ |
| #define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */ |
| #define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */ |
| #define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */ |
| #define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */ |
| #define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */ |
| #define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */ |
| #define DAC_BYTE 0 |
| #define DAC_HALF 1 |
| #define DAC_WORD 2 |
| #define DAC_QUAD 3 |
| #define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */ |
| #define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */ |
| #define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */ |
| #define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */ |
| #define DBCR_SED 0x00000020 /* Second Exception Debug Event */ |
| #define DBCR_STD 0x00000010 /* Second Trap Debug Event */ |
| #define DBCR_SIA 0x00000008 /* Second IAC Enable */ |
| #define DBCR_SDA 0x00000004 /* Second DAC Enable */ |
| #define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */ |
| #define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */ |
| #define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */ |
| #define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */ |
| #define SPRN_DBSR 0x3F0 /* Debug Status Register */ |
| #define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */ |
| #define DCCR_NOCACHE 0 /* Noncacheable */ |
| #define DCCR_CACHE 1 /* Cacheable */ |
| #define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */ |
| #define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */ |
| #define DCWR_COPY 0 /* Copy-back */ |
| #define DCWR_WRITE 1 /* Write-through */ |
| #define SPRN_DEAR 0x3D5 /* Data Error Address Register */ |
| #define SPRN_DEC 0x016 /* Decrement Register */ |
| #define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ |
| #define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ |
| #define SPRN_EAR 0x11A /* External Address Register */ |
| #define SPRN_ESR 0x3D4 /* Exception Syndrome Register */ |
| #define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */ |
| #define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */ |
| #define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */ |
| #define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */ |
| #define ESR_PIL 0x08000000 /* Program Exception - Illegal */ |
| #define ESR_PPR 0x04000000 /* Program Exception - Priveleged */ |
| #define ESR_PTR 0x02000000 /* Program Exception - Trap */ |
| #define ESR_DST 0x00800000 /* Storage Exception - Data miss */ |
| #define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */ |
| #define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */ |
| #define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ |
| #define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */ |
| #define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ |
| #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_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_DCI HID0_DCFI |
| #define HID0_SPD (1<<9) /* Speculative disable */ |
| #define HID0_SGE (1<<7) /* Store Gathering Enable */ |
| #define HID0_SIED HID_SGE /* Serial Instr. Execution [Disable] */ |
| #define HID0_DCFA (1<<6) /* Data Cache Flush Assist */ |
| #define HID0_BTIC (1<<5) /* Branch Target Instruction Cache Enable */ |
| #define HID0_ABE (1<<3) /* Address Broadcast Enable */ |
| #define HID0_BHTE (1<<2) /* Branch History Table Enable */ |
| #define HID0_BTCD (1<<1) /* Branch target cache disable */ |
| #define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ |
| #define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ |
| #define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */ |
| #define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */ |
| #define SPRN_IBAT0L 0x211 /* Instruction BAT 0 Lower Register */ |
| #define SPRN_IBAT0U 0x210 /* Instruction BAT 0 Upper Register */ |
| #define SPRN_IBAT1L 0x213 /* Instruction BAT 1 Lower Register */ |
| #define SPRN_IBAT1U 0x212 /* Instruction BAT 1 Upper Register */ |
| #define SPRN_IBAT2L 0x215 /* Instruction BAT 2 Lower Register */ |
| #define SPRN_IBAT2U 0x214 /* Instruction BAT 2 Upper Register */ |
| #define SPRN_IBAT3L 0x217 /* Instruction BAT 3 Lower Register */ |
| #define SPRN_IBAT3U 0x216 /* Instruction BAT 3 Upper Register */ |
| #define SPRN_IBAT4L 0x230 /* Instruction BAT 4 Lower Register */ |
| #define SPRN_IBAT4U 0x231 /* Instruction BAT 4 Upper Register */ |
| #define SPRN_IBAT5L 0x232 /* Instruction BAT 5 Lower Register */ |
| #define SPRN_IBAT5U 0x233 /* Instruction BAT 5 Upper Register */ |
| #define SPRN_IBAT6L 0x234 /* Instruction BAT 6 Lower Register */ |
| #define SPRN_IBAT6U 0x235 /* Instruction BAT 6 Upper Register */ |
| #define SPRN_IBAT7L 0x236 /* Instruction BAT 7 Lower Register */ |
| #define SPRN_IBAT7U 0x237 /* Instruction BAT 7 Lower Register */ |
| #define SPRN_ICCR 0x3FB /* Instruction Cache Cacheability Register */ |
| #define ICCR_NOCACHE 0 /* Noncacheable */ |
| #define ICCR_CACHE 1 /* Cacheable */ |
| #define SPRN_ICDBDR 0x3D3 /* Instruction Cache Debug Data Register */ |
| #define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */ |
| #define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */ |
| #define SPRN_IMISS 0x3D4 /* Instruction TLB Miss Register */ |
| #define SPRN_IMMR 0x27E /* Internal Memory Map Register */ |
| #define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Regsiter */ |
| #define SPRN_LR 0x008 /* Link Register */ |
| #define SPRN_MMCR0 0x3B8 /* Monitor Mode Control Register 0 */ |
| #define SPRN_MMCR1 0x3BC /* Monitor Mode Control Register 1 */ |
| #define SPRN_PBL1 0x3FC /* Protection Bound Lower 1 */ |
| #define SPRN_PBL2 0x3FE /* Protection Bound Lower 2 */ |
| #define SPRN_PBU1 0x3FD /* Protection Bound Upper 1 */ |
| #define SPRN_PBU2 0x3FF /* Protection Bound Upper 2 */ |
| #define SPRN_PID 0x3B1 /* Process ID */ |
| #define SPRN_PIR 0x3FF /* Processor Identification Register */ |
| #define SPRN_PIT 0x3DB /* Programmable Interval Timer */ |
| #define SPRN_PMC1 0x3B9 /* Performance Counter Register 1 */ |
| #define SPRN_PMC2 0x3BA /* Performance Counter Register 2 */ |
| #define SPRN_PMC3 0x3BD /* Performance Counter Register 3 */ |
| #define SPRN_PMC4 0x3BE /* Performance Counter Register 4 */ |
| #define SPRN_PVR 0x11F /* Processor Version Register */ |
| #define SPRN_RPA 0x3D6 /* Required Physical Address Register */ |
| #define SPRN_SDA 0x3BF /* Sampled Data Address Register */ |
| #define SPRN_SDR1 0x019 /* MMU Hash Base Register */ |
| #define SPRN_SGR 0x3B9 /* Storage Guarded Register */ |
| #define SGR_NORMAL 0 |
| #define SGR_GUARDED 1 |
| #define SPRN_SIA 0x3BB /* Sampled Instruction Address Register */ |
| #define SPRN_SPRG0 0x110 /* Special Purpose Register General 0 */ |
| #define SPRN_SPRG1 0x111 /* Special Purpose Register General 1 */ |
| #define SPRN_SPRG2 0x112 /* Special Purpose Register General 2 */ |
| #define SPRN_SPRG3 0x113 /* Special Purpose Register General 3 */ |
| #define SPRN_SRR0 0x01A /* Save/Restore Register 0 */ |
| #define SPRN_SRR1 0x01B /* Save/Restore Register 1 */ |
| #define SPRN_SRR2 0x3DE /* Save/Restore Register 2 */ |
| #define SPRN_SRR3 0x3DF /* Save/Restore Register 3 */ |
| #define SPRN_TBHI 0x3DC /* Time Base High */ |
| #define SPRN_TBHU 0x3CC /* Time Base High User-mode */ |
| #define SPRN_TBLO 0x3DD /* Time Base Low */ |
| #define SPRN_TBLU 0x3CD /* Time Base Low User-mode */ |
| #define SPRN_TBRL 0x10D /* Time Base Read Lower Register */ |
| #define SPRN_TBRU 0x10C /* Time Base Read Upper Register */ |
| #define SPRN_TBWL 0x11D /* Time Base Write Lower Register */ |
| #define SPRN_TBWU 0x11C /* Time Base Write Upper Register */ |
| #define SPRN_TCR 0x3DA /* Timer Control Register */ |
| #define TCR_WP(x) (((x)&0x3)<<30) /* WDT Period */ |
| #define WP_2_17 0 /* 2^17 clocks */ |
| #define WP_2_21 1 /* 2^21 clocks */ |
| #define WP_2_25 2 /* 2^25 clocks */ |
| #define WP_2_29 3 /* 2^29 clocks */ |
| #define TCR_WRC(x) (((x)&0x3)<<28) /* WDT Reset Control */ |
| #define WRC_NONE 0 /* No reset will occur */ |
| #define WRC_CORE 1 /* Core reset will occur */ |
| #define WRC_CHIP 2 /* Chip reset will occur */ |
| #define WRC_SYSTEM 3 /* System reset will occur */ |
| #define TCR_WIE 0x08000000 /* WDT Interrupt Enable */ |
| #define TCR_PIE 0x04000000 /* PIT Interrupt Enable */ |
| #define TCR_FP(x) (((x)&0x3)<<24) /* FIT Period */ |
| #define FP_2_9 0 /* 2^9 clocks */ |
| #define FP_2_13 1 /* 2^13 clocks */ |
| #define FP_2_17 2 /* 2^17 clocks */ |
| #define FP_2_21 3 /* 2^21 clocks */ |
| #define TCR_FIE 0x00800000 /* FIT Interrupt Enable */ |
| #define TCR_ARE 0x00400000 /* Auto Reload Enable */ |
| #define SPRN_THRM1 0x3FC /* Thermal Management Register 1 */ |
| #define THRM1_TIN (1<<0) |
| #define THRM1_TIV (1<<1) |
| #define THRM1_THRES (0x7f<<2) |
| #define THRM1_TID (1<<29) |
| #define THRM1_TIE (1<<30) |
| #define THRM1_V (1<<31) |
| #define SPRN_THRM2 0x3FD /* Thermal Management Register 2 */ |
| #define SPRN_THRM3 0x3FE /* Thermal Management Register 3 */ |
| #define THRM3_E (1<<31) |
| #define SPRN_TSR 0x3D8 /* Timer Status Register */ |
| #define TSR_ENW 0x80000000 /* Enable Next Watchdog */ |
| #define TSR_WIS 0x40000000 /* WDT Interrupt Status */ |
| #define TSR_WRS(x) (((x)&0x3)<<28) /* WDT Reset Status */ |
| #define WRS_NONE 0 /* No WDT reset occurred */ |
| #define WRS_CORE 1 /* WDT forced core reset */ |
| #define WRS_CHIP 2 /* WDT forced chip reset */ |
| #define WRS_SYSTEM 3 /* WDT forced system reset */ |
| #define TSR_PIS 0x08000000 /* PIT Interrupt Status */ |
| #define TSR_FIS 0x04000000 /* FIT Interrupt Status */ |
| #define SPRN_UMMCR0 0x3A8 /* User Monitor Mode Control Register 0 */ |
| #define SPRN_UMMCR1 0x3AC /* User Monitor Mode Control Register 0 */ |
| #define SPRN_UPMC1 0x3A9 /* User Performance Counter Register 1 */ |
| #define SPRN_UPMC2 0x3AA /* User Performance Counter Register 2 */ |
| #define SPRN_UPMC3 0x3AD /* User Performance Counter Register 3 */ |
| #define SPRN_UPMC4 0x3AE /* User Performance Counter Register 4 */ |
| #define SPRN_USIA 0x3AB /* User Sampled Instruction Address Register */ |
| #define SPRN_XER 0x001 /* Fixed Point Exception Register */ |
| #define SPRN_ZPR 0x3B0 /* Zone Protection Register */ |
| |
| /* Short-hand versions for a number of the above SPRNs */ |
| |
| #define CTR SPRN_CTR /* Counter Register */ |
| #define DAR SPRN_DAR /* Data Address Register */ |
| #define DABR SPRN_DABR /* Data Address Breakpoint Register */ |
| #define DBAT0L SPRN_DBAT0L /* Data BAT 0 Lower Register */ |
| #define DBAT0U SPRN_DBAT0U /* Data BAT 0 Upper Register */ |
| #define DBAT1L SPRN_DBAT1L /* Data BAT 1 Lower Register */ |
| #define DBAT1U SPRN_DBAT1U /* Data BAT 1 Upper Register */ |
| #define DBAT2L SPRN_DBAT2L /* Data BAT 2 Lower Register */ |
| #define DBAT2U SPRN_DBAT2U /* Data BAT 2 Upper Register */ |
| #define DBAT3L SPRN_DBAT3L /* Data BAT 3 Lower Register */ |
| #define DBAT3U SPRN_DBAT3U /* Data BAT 3 Upper Register */ |
| #define DBAT4L SPRN_DBAT4L /* Data BAT 4 Lower Register */ |
| #define DBAT4U SPRN_DBAT4U /* Data BAT 4 Upper Register */ |
| #define DBAT5L SPRN_DBAT5L /* Data BAT 5 Lower Register */ |
| #define DBAT5U SPRN_DBAT5U /* Data BAT 5 Upper Register */ |
| #define DBAT6L SPRN_DBAT6L /* Data BAT 6 Lower Register */ |
| #define DBAT6U SPRN_DBAT6U /* Data BAT 6 Upper Register */ |
| #define DBAT7L SPRN_DBAT7L /* Data BAT 7 Lower Register */ |
| #define DBAT7U SPRN_DBAT7U /* Data BAT 7 Upper Register */ |
| #define DCMP SPRN_DCMP /* Data TLB Compare Register */ |
| #define DEC SPRN_DEC /* Decrement Register */ |
| #define DMISS SPRN_DMISS /* Data TLB Miss Register */ |
| #define DSISR SPRN_DSISR /* Data Storage Interrupt Status Register */ |
| #define EAR SPRN_EAR /* External Address Register */ |
| #define HASH1 SPRN_HASH1 /* Primary Hash Address Register */ |
| #define HASH2 SPRN_HASH2 /* Secondary Hash Address Register */ |
| #define HID0 SPRN_HID0 /* Hardware Implementation Register 0 */ |
| #define HID1 SPRN_HID1 /* Hardware Implementation Register 1 */ |
| #define IABR SPRN_IABR /* Instruction Address Breakpoint Register */ |
| #define IBAT0L SPRN_IBAT0L /* Instruction BAT 0 Lower Register */ |
| #define IBAT0U SPRN_IBAT0U /* Instruction BAT 0 Upper Register */ |
| #define IBAT1L SPRN_IBAT1L /* Instruction BAT 1 Lower Register */ |
| #define IBAT1U SPRN_IBAT1U /* Instruction BAT 1 Upper Register */ |
| #define IBAT2L SPRN_IBAT2L /* Instruction BAT 2 Lower Register */ |
| #define IBAT2U SPRN_IBAT2U /* Instruction BAT 2 Upper Register */ |
| #define IBAT3L SPRN_IBAT3L /* Instruction BAT 3 Lower Register */ |
| #define IBAT3U SPRN_IBAT3U /* Instruction BAT 3 Upper Register */ |
| #define IBAT4L SPRN_IBAT4L /* Instruction BAT 4 Lower Register */ |
| #define IBAT4U SPRN_IBAT4U /* Instruction BAT 4 Upper Register */ |
| #define IBAT5L SPRN_IBAT5L /* Instruction BAT 5 Lower Register */ |
| #define IBAT5U SPRN_IBAT5U /* Instruction BAT 5 Upper Register */ |
| #define IBAT6L SPRN_IBAT6L /* Instruction BAT 6 Lower Register */ |
| #define IBAT6U SPRN_IBAT6U /* Instruction BAT 6 Upper Register */ |
| #define IBAT7L SPRN_IBAT7L /* Instruction BAT 7 Lower Register */ |
| #define IBAT7U SPRN_IBAT7U /* Instruction BAT 7 Lower Register */ |
| #define ICMP SPRN_ICMP /* Instruction TLB Compare Register */ |
| #define IMISS SPRN_IMISS /* Instruction TLB Miss Register */ |
| #define IMMR SPRN_IMMR /* PPC 860/821 Internal Memory Map Register */ |
| #define L2CR SPRN_L2CR /* PPC 750 L2 control register */ |
| #define LR SPRN_LR |
| #define PVR SPRN_PVR /* Processor Version */ |
| #define RPA SPRN_RPA /* Required Physical Address Register */ |
| #define SDR1 SPRN_SDR1 /* MMU hash base register */ |
| #define SPR0 SPRN_SPRG0 /* Supervisor Private Registers */ |
| #define SPR1 SPRN_SPRG1 |
| #define SPR2 SPRN_SPRG2 |
| #define SPR3 SPRN_SPRG3 |
| #define SPRG0 SPRN_SPRG0 |
| #define SPRG1 SPRN_SPRG1 |
| #define SPRG2 SPRN_SPRG2 |
| #define SPRG3 SPRN_SPRG3 |
| #define SRR0 SPRN_SRR0 /* Save and Restore Register 0 */ |
| #define SRR1 SPRN_SRR1 /* Save and Restore Register 1 */ |
| #define TBRL SPRN_TBRL /* Time Base Read Lower Register */ |
| #define TBRU SPRN_TBRU /* Time Base Read Upper Register */ |
| #define TBWL SPRN_TBWL /* Time Base Write Lower Register */ |
| #define TBWU SPRN_TBWU /* Time Base Write Upper Register */ |
| #define ICTC 1019 |
| #define THRM1 SPRN_THRM1 /* Thermal Management Register 1 */ |
| #define THRM2 SPRN_THRM2 /* Thermal Management Register 2 */ |
| #define THRM3 SPRN_THRM3 /* Thermal Management Register 3 */ |
| #define XER SPRN_XER |
| |
| |
| /* Device Control Registers */ |
| |
| #define DCRN_BEAR 0x090 /* Bus Error Address Register */ |
| #define DCRN_BESR 0x091 /* Bus Error Syndrome Register */ |
| #define BESR_DSES 0x80000000 /* Data-Side Error Status */ |
| #define BESR_DMES 0x40000000 /* DMA Error Status */ |
| #define BESR_RWS 0x20000000 /* Read/Write Status */ |
| #define BESR_ETMASK 0x1C000000 /* Error Type */ |
| #define ET_PROT 0 |
| #define ET_PARITY 1 |
| #define ET_NCFG 2 |
| #define ET_BUSERR 4 |
| #define ET_BUSTO 6 |
| #define DCRN_DMACC0 0x0C4 /* DMA Chained Count Register 0 */ |
| #define DCRN_DMACC1 0x0CC /* DMA Chained Count Register 1 */ |
| #define DCRN_DMACC2 0x0D4 /* DMA Chained Count Register 2 */ |
| #define DCRN_DMACC3 0x0DC /* DMA Chained Count Register 3 */ |
| #define DCRN_DMACR0 0x0C0 /* DMA Channel Control Register 0 */ |
| #define DCRN_DMACR1 0x0C8 /* DMA Channel Control Register 1 */ |
| #define DCRN_DMACR2 0x0D0 /* DMA Channel Control Register 2 */ |
| #define DCRN_DMACR3 0x0D8 /* DMA Channel Control Register 3 */ |
| #define DCRN_DMACT0 0x0C1 /* DMA Count Register 0 */ |
| #define DCRN_DMACT1 0x0C9 /* DMA Count Register 1 */ |
| #define DCRN_DMACT2 0x0D1 /* DMA Count Register 2 */ |
| #define DCRN_DMACT3 0x0D9 /* DMA Count Register 3 */ |
| #define DCRN_DMADA0 0x0C2 /* DMA Destination Address Register 0 */ |
| #define DCRN_DMADA1 0x0CA /* DMA Destination Address Register 1 */ |
| #define DCRN_DMADA2 0x0D2 /* DMA Destination Address Register 2 */ |
| #define DCRN_DMADA3 0x0DA /* DMA Destination Address Register 3 */ |
| #define DCRN_DMASA0 0x0C3 /* DMA Source Address Register 0 */ |
| #define DCRN_DMASA1 0x0CB /* DMA Source Address Register 1 */ |
| #define DCRN_DMASA2 0x0D3 /* DMA Source Address Register 2 */ |
| #define DCRN_DMASA3 0x0DB /* DMA Source Address Register 3 */ |
| #define DCRN_DMASR 0x0E0 /* DMA Status Register */ |
| #define DCRN_EXIER 0x042 /* External Interrupt Enable Register */ |
| #define EXIER_CIE 0x80000000 /* Critical Interrupt Enable */ |
| #define EXIER_SRIE 0x08000000 /* Serial Port Rx Int. Enable */ |
| #define EXIER_STIE 0x04000000 /* Serial Port Tx Int. Enable */ |
| #define EXIER_JRIE 0x02000000 /* JTAG Serial Port Rx Int. Enable */ |
| #define EXIER_JTIE 0x01000000 /* JTAG Serial Port Tx Int. Enable */ |
| #define EXIER_D0IE 0x00800000 /* DMA Channel 0 Interrupt Enable */ |
| #define EXIER_D1IE 0x00400000 /* DMA Channel 1 Interrupt Enable */ |
| #define EXIER_D2IE 0x00200000 /* DMA Channel 2 Interrupt Enable */ |
| #define EXIER_D3IE 0x00100000 /* DMA Channel 3 Interrupt Enable */ |
| #define EXIER_E0IE 0x00000010 /* External Interrupt 0 Enable */ |
| #define EXIER_E1IE 0x00000008 /* External Interrupt 1 Enable */ |
| #define EXIER_E2IE 0x00000004 /* External Interrupt 2 Enable */ |
| #define EXIER_E3IE 0x00000002 /* External Interrupt 3 Enable */ |
| #define EXIER_E4IE 0x00000001 /* External Interrupt 4 Enable */ |
| #define DCRN_EXISR 0x040 /* External Interrupt Status Register */ |
| #define DCRN_IOCR 0x0A0 /* Input/Output Configuration Register */ |
| #define IOCR_E0TE 0x80000000 |
| #define IOCR_E0LP 0x40000000 |
| #define IOCR_E1TE 0x20000000 |
| #define IOCR_E1LP 0x10000000 |
| #define IOCR_E2TE 0x08000000 |
| #define IOCR_E2LP 0x04000000 |
| #define IOCR_E3TE 0x02000000 |
| #define IOCR_E3LP 0x01000000 |
| #define IOCR_E4TE 0x00800000 |
| #define IOCR_E4LP 0x00400000 |
| #define IOCR_EDT 0x00080000 |
| #define IOCR_SOR 0x00040000 |
| #define IOCR_EDO 0x00008000 |
| #define IOCR_2XC 0x00004000 |
| #define IOCR_ATC 0x00002000 |
| #define IOCR_SPD 0x00001000 |
| #define IOCR_BEM 0x00000800 |
| #define IOCR_PTD 0x00000400 |
| #define IOCR_ARE 0x00000080 |
| #define IOCR_DRC 0x00000020 |
| #define IOCR_RDM(x) (((x) & 0x3) << 3) |
| #define IOCR_TCS 0x00000004 |
| #define IOCR_SCS 0x00000002 |
| #define IOCR_SPC 0x00000001 |
| |
| |
| /* Processor Version Register */ |
| |
| /* Processor Version Register (PVR) field extraction */ |
| |
| #define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ |
| #define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ |
| |
| /* |
| * IBM has further subdivided the standard PowerPC 16-bit version and |
| * revision subfields of the PVR for the PowerPC 403s into the following: |
| */ |
| |
| #define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ |
| #define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ |
| #define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ |
| #define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ |
| #define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ |
| #define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ |
| |
| /* Processor Version Numbers */ |
| |
| #define PVR_403GA 0x00200000 |
| #define PVR_403GB 0x00200100 |
| #define PVR_403GC 0x00200200 |
| #define PVR_403GCX 0x00201400 |
| #define PVR_405GP 0x40110000 |
| #define PVR_405GP_RB 0x40110040 |
| #define PVR_405GP_RC 0x40110082 |
| #define PVR_405GP_RD 0x401100C4 |
| #define PVR_405GP_RE 0x40110145 /* same as pc405cr rev c */ |
| #define PVR_405CR_RA 0x40110041 |
| #define PVR_405CR_RB 0x401100C5 |
| #define PVR_405CR_RC 0x40110145 /* same as pc405gp rev e */ |
| #define PVR_405GPR_RB 0x50910951 |
| #define PVR_440GP_RB 0x40120440 |
| #define PVR_440GP_RC 0x40120481 |
| #define PVR_405EP_RB 0x51210950 |
| #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 |
| /* |
| * For the 8xx processors, all of them report the same PVR family for |
| * the PowerPC core. The various versions of these processors must be |
| * differentiated by the version number in the Communication Processor |
| * Module (CPM). |
| */ |
| #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 |
| |
| |
| /* I am just adding a single entry for 8260 boards. I think we may be |
| * able to combine mbx, fads, rpxlite, bseip, and classic into a single |
| * generic 8xx as well. The boards containing these processors are either |
| * identical at the processor level (due to the high integration) or so |
| * wildly different that testing _machine at run time is best replaced by |
| * conditional compilation by board type (found in their respective .h file). |
| * -- Dan |
| */ |
| #define _MACH_prep 0x00000001 |
| #define _MACH_Pmac 0x00000002 /* pmac or pmac clone (non-chrp) */ |
| #define _MACH_chrp 0x00000004 /* chrp machine */ |
| #define _MACH_mbx 0x00000008 /* Motorola MBX board */ |
| #define _MACH_apus 0x00000010 /* amiga with phase5 powerup */ |
| #define _MACH_fads 0x00000020 /* Motorola FADS board */ |
| #define _MACH_rpxlite 0x00000040 /* RPCG RPX-Lite 8xx board */ |
| #define _MACH_bseip 0x00000080 /* Bright Star Engineering ip-Engine */ |
| #define _MACH_yk 0x00000100 /* Motorola Yellowknife */ |
| #define _MACH_gemini 0x00000200 /* Synergy Microsystems gemini board */ |
| #define _MACH_classic 0x00000400 /* RPCG RPX-Classic 8xx board */ |
| #define _MACH_oak 0x00000800 /* IBM "Oak" 403 eval. board */ |
| #define _MACH_walnut 0x00001000 /* IBM "Walnut" 405GP eval. board */ |
| #define _MACH_8260 0x00002000 /* Generic 8260 */ |
| #define _MACH_sandpoint 0x00004000 /* Motorola SPS Processor eval board */ |
| #define _MACH_tqm860 0x00008000 /* TQM860/L */ |
| #define _MACH_tqm8xxL 0x00010000 /* TQM8xxL */ |
| |
| |
| /* see residual.h for these */ |
| #define _PREP_Motorola 0x01 /* motorola prep */ |
| #define _PREP_Firm 0x02 /* firmworks prep */ |
| #define _PREP_IBM 0x00 /* ibm prep */ |
| #define _PREP_Bull 0x03 /* bull prep */ |
| #define _PREP_Radstone 0x04 /* Radstone Technology PLC prep */ |
| |
| /* |
| * Radstone board types |
| */ |
| #define RS_SYS_TYPE_PPC1 0 |
| #define RS_SYS_TYPE_PPC2 1 |
| #define RS_SYS_TYPE_PPC1a 2 |
| #define RS_SYS_TYPE_PPC2a 3 |
| #define RS_SYS_TYPE_PPC4 4 |
| #define RS_SYS_TYPE_PPC4a 5 |
| #define RS_SYS_TYPE_PPC2ep 6 |
| |
| /* these are arbitrary */ |
| #define _CHRP_Motorola 0x04 /* motorola chrp, the cobra */ |
| #define _CHRP_IBM 0x05 /* IBM chrp, the longtrail and longtrail 2 */ |
| |
| #define _GLOBAL(n)\ |
| .globl n;\ |
| n: |
| |
| /* Macros for setting and retrieving special purpose registers */ |
| |
| #define stringify(s) tostring(s) |
| #define tostring(s) #s |
| |
| #define mfdcr(rn) ({unsigned int rval; \ |
| asm volatile("mfdcr %0," stringify(rn) \ |
| : "=r" (rval)); rval;}) |
| #define mtdcr(rn, v) asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v)) |
| |
| #define mfmsr() ({unsigned int rval; \ |
| asm volatile("mfmsr %0" : "=r" (rval)); rval;}) |
| #define mtmsr(v) asm volatile("mtmsr %0" : : "r" (v)) |
| |
| #define mfspr(rn) ({unsigned int rval; \ |
| asm volatile("mfspr %0," stringify(rn) \ |
| : "=r" (rval)); rval;}) |
| #define mtspr(rn, v) asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v)) |
| |
| #define tlbie(v) asm volatile("tlbie %0 \n sync" : : "r" (v)) |
| |
| /* Segment Registers */ |
| |
| #define SR0 0 |
| #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 |
| |
| #ifndef __ASSEMBLY__ |
| #ifndef CONFIG_MACH_SPECIFIC |
| extern int _machine; |
| extern int have_of; |
| #endif /* CONFIG_MACH_SPECIFIC */ |
| |
| /* what kind of prep workstation we are */ |
| extern int _prep_type; |
| /* |
| * This is used to identify the board type from a given PReP board |
| * vendor. Board revision is also made available. |
| */ |
| extern unsigned char ucSystemType; |
| extern unsigned char ucBoardRev; |
| extern unsigned char ucBoardRevMaj, ucBoardRevMin; |
| |
| struct task_struct; |
| void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp); |
| void release_thread(struct task_struct *); |
| |
| /* |
| * Create a new kernel thread. |
| */ |
| extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); |
| |
| /* |
| * Bus types |
| */ |
| #define EISA_bus 0 |
| #define EISA_bus__is_a_macro /* for versions in ksyms.c */ |
| #define MCA_bus 0 |
| #define MCA_bus__is_a_macro /* for versions in ksyms.c */ |
| |
| /* Lazy FPU handling on uni-processor */ |
| extern struct task_struct *last_task_used_math; |
| extern struct task_struct *last_task_used_altivec; |
| |
| /* |
| * this is the minimum allowable io space due to the location |
| * of the io areas on prep (first one at 0x80000000) but |
| * as soon as I get around to remapping the io areas with the BATs |
| * to match the mac we can raise this. -- Cort |
| */ |
| #define TASK_SIZE (0x80000000UL) |
| |
| /* This decides where the kernel will search for a free chunk of vm |
| * space during mmap's. |
| */ |
| #define TASK_UNMAPPED_BASE (TASK_SIZE / 8 * 3) |
| |
| typedef struct { |
| unsigned long seg; |
| } mm_segment_t; |
| |
| struct thread_struct { |
| unsigned long ksp; /* Kernel stack pointer */ |
| unsigned long wchan; /* Event task is sleeping on */ |
| struct pt_regs *regs; /* Pointer to saved register state */ |
| mm_segment_t fs; /* for get_fs() validation */ |
| void *pgdir; /* root of page-table tree */ |
| signed long last_syscall; |
| double fpr[32]; /* Complete floating point set */ |
| unsigned long fpscr_pad; /* fpr ... fpscr must be contiguous */ |
| unsigned long fpscr; /* Floating point status */ |
| #ifdef CONFIG_ALTIVEC |
| vector128 vr[32]; /* Complete AltiVec set */ |
| vector128 vscr; /* AltiVec status */ |
| unsigned long vrsave; |
| #endif /* CONFIG_ALTIVEC */ |
| }; |
| |
| #define INIT_SP (sizeof(init_stack) + (unsigned long) &init_stack) |
| |
| #define INIT_THREAD { \ |
| INIT_SP, /* ksp */ \ |
| 0, /* wchan */ \ |
| (struct pt_regs *)INIT_SP - 1, /* regs */ \ |
| KERNEL_DS, /*fs*/ \ |
| swapper_pg_dir, /* pgdir */ \ |
| 0, /* last_syscall */ \ |
| {0}, 0, 0 \ |
| } |
| |
| /* |
| * Note: the vm_start and vm_end fields here should *not* |
| * be in kernel space. (Could vm_end == vm_start perhaps?) |
| */ |
| #define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \ |
| PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \ |
| 1, NULL, NULL } |
| |
| /* |
| * Return saved PC of a blocked thread. For now, this is the "user" PC |
| */ |
| static inline unsigned long thread_saved_pc(struct thread_struct *t) |
| { |
| return (t->regs) ? t->regs->nip : 0; |
| } |
| |
| #define copy_segments(tsk, mm) do { } while (0) |
| #define release_segments(mm) do { } while (0) |
| #define forget_segments() do { } while (0) |
| |
| unsigned long get_wchan(struct task_struct *p); |
| |
| #define KSTK_EIP(tsk) ((tsk)->thread.regs->nip) |
| #define KSTK_ESP(tsk) ((tsk)->thread.regs->gpr[1]) |
| |
| /* |
| * NOTE! The task struct and the stack go together |
| */ |
| #define THREAD_SIZE (2*PAGE_SIZE) |
| #define alloc_task_struct() \ |
| ((struct task_struct *) __get_free_pages(GFP_KERNEL,1)) |
| #define free_task_struct(p) free_pages((unsigned long)(p),1) |
| #define get_task_struct(tsk) atomic_inc(&mem_map[MAP_NR(tsk)].count) |
| |
| /* in process.c - for early bootup debug -- Cort */ |
| int ll_printk(const char *, ...); |
| void ll_puts(const char *); |
| |
| #define init_task (init_task_union.task) |
| #define init_stack (init_task_union.stack) |
| |
| /* In misc.c */ |
| void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); |
| |
| #endif /* ndef ASSEMBLY*/ |
| |
| #ifdef CONFIG_MACH_SPECIFIC |
| #if defined(CONFIG_8xx) |
| #define _machine _MACH_8xx |
| #define have_of 0 |
| #elif defined(CONFIG_OAK) |
| #define _machine _MACH_oak |
| #define have_of 0 |
| #elif defined(CONFIG_WALNUT) |
| #define _machine _MACH_walnut |
| #define have_of 0 |
| #elif defined(CONFIG_APUS) |
| #define _machine _MACH_apus |
| #define have_of 0 |
| #elif defined(CONFIG_GEMINI) |
| #define _machine _MACH_gemini |
| #define have_of 0 |
| #elif defined(CONFIG_8260) |
| #define _machine _MACH_8260 |
| #define have_of 0 |
| #elif defined(CONFIG_SANDPOINT) |
| #define _machine _MACH_sandpoint |
| #define have_of 0 |
| #else |
| #error "Machine not defined correctly" |
| #endif |
| #endif /* CONFIG_MACH_SPECIFIC */ |
| |
| #endif /* __ASM_PPC_PROCESSOR_H */ |
