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processor.h
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Scott Wood authored
Its reset value is random, and we sometimes read uninitialized TLB arrays. Make sure that we don't retain MAS8 from reading such an entry if the VF bit in MAS8 is set, attempts to use the mapping will trap. Signed-off-by:Scott Wood <scottwood@freescale.com>
Scott Wood authoredIts reset value is random, and we sometimes read uninitialized TLB arrays. Make sure that we don't retain MAS8 from reading such an entry if the VF bit in MAS8 is set, attempts to use the mapping will trap. Signed-off-by:
processor.h 55.31 KiB
#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_UCLE (1<<26) /* User-mode cache lock enable (e500) */
#define MSR_VEC (1<<25) /* Enable AltiVec(74xx) */
#define MSR_SPE (1<<25) /* Enable SPE(e500) */
#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_DWE (1<<10) /* Debug Wait Enable (4xx) */
#define MSR_UBLE (1<<10) /* BTB lock enable (e500) */
#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_IS (1<<5) /* Book E Instruction space */
#define MSR_DR (1<<4) /* Data Relocate */
#define MSR_DS (1<<4) /* Book E Data space */
#define MSR_PE (1<<3) /* Protection Enable */
#define MSR_PX (1<<2) /* Protection Exclusive Mode */
#define MSR_PMM (1<<2) /* Performance monitor mark bit (e500) */
#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
#ifndef CONFIG_E500
#define MSR_KERNEL MSR_|MSR_IR|MSR_DR
#else
#define MSR_KERNEL MSR_ME
#endif
/* 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)*/
/* PPC440 Architecture is BOOK-E */
#ifdef CONFIG_440
#define CONFIG_BOOKE
#endif
#define SPRN_CCR0 0x3B3 /* Core Configuration Register 0 */
#ifdef CONFIG_BOOKE
#define SPRN_CCR1 0x378 /* Core Configuration Register for 440 only */
#endif
#define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */
#define SPRN_CTR 0x009 /* Count Register */
#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */
#ifndef CONFIG_BOOKE
#define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */
#define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */
#else
#define SPRN_DAC1 0x13C /* Book E Data Address Compare 1 */
#define SPRN_DAC2 0x13D /* Book E Data Address Compare 2 */
#endif /* CONFIG_BOOKE */
#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 0x239 /* Data BAT 4 Lower Register */
#define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */
#define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */
#define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */
#define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */
#define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */
#define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */
#define SPRN_DBAT7U 0x23E /* 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 */
#ifndef CONFIG_BOOKE
#define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */
#else
#define SPRN_DBCR0 0x134 /* Book E Debug Control Register 0 */
#endif /* CONFIG_BOOKE */
#ifndef CONFIG_BOOKE
#define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */
#define SPRN_DBSR 0x3F0 /* Debug Status Register */
#else
#define SPRN_DBCR1 0x135 /* Book E Debug Control Register 1 */
#ifdef CONFIG_BOOKE
#define SPRN_DBDR 0x3f3 /* Debug Data Register */
#endif
#define SPRN_DBSR 0x130 /* Book E Debug Status Register */
#define DBSR_IC 0x08000000 /* Book E Instruction Completion */
#define DBSR_TIE 0x01000000 /* Book E Trap Instruction Event */
#endif /* CONFIG_BOOKE */
#define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */
#define DCCR_NOCACHE 0 /* Noncacheable */
#define DCCR_CACHE 1 /* Cacheable */
#ifndef CONFIG_BOOKE
#define SPRN_DCDBTRL 0x39c /* Data Cache Debug Tag Register Low */
#define SPRN_DCDBTRH 0x39d /* Data Cache Debug Tag Register High */
#endif
#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 */
#ifndef CONFIG_BOOKE
#define SPRN_DEAR 0x3D5 /* Data Error Address Register */
#else
#define SPRN_DEAR 0x03D /* Book E Data Error Address Register */
#endif /* CONFIG_BOOKE */
#define SPRN_DEC 0x016 /* Decrement Register */
#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */
#ifdef CONFIG_BOOKE
#define SPRN_DNV0 0x390 /* Data Cache Normal Victim 0 */
#define SPRN_DNV1 0x391 /* Data Cache Normal Victim 1 */
#define SPRN_DNV2 0x392 /* Data Cache Normal Victim 2 */
#define SPRN_DNV3 0x393 /* Data Cache Normal Victim 3 */
#endif
#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */
#ifdef CONFIG_BOOKE
#define SPRN_DTV0 0x394 /* Data Cache Transient Victim 0 */
#define SPRN_DTV1 0x395 /* Data Cache Transient Victim 1 */
#define SPRN_DTV2 0x396 /* Data Cache Transient Victim 2 */
#define SPRN_DTV3 0x397 /* Data Cache Transient Victim 3 */
#define SPRN_DVLIM 0x398 /* Data Cache Victim Limit */#endif
#define SPRN_EAR 0x11A /* External Address Register */
#ifndef CONFIG_BOOKE
#define SPRN_ESR 0x3D4 /* Exception Syndrome Register */
#else
#define SPRN_ESR 0x03E /* Book E Exception Syndrome Register */
#endif /* CONFIG_BOOKE */
#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_ICE_SHIFT 15
#define HID0_DCE_SHIFT 14
#define HID0_DLOCK_SHIFT 12
#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<<HID0_ICE_SHIFT) /* Instruction Cache Enable */
#define HID0_DCE (1<<HID0_DCE_SHIFT) /* Data Cache Enable */
#define HID0_TBEN (1<<14) /* Time Base Enable */
#define HID0_ILOCK (1<<13) /* Instruction Cache Lock */
#define HID0_DLOCK (1<<HID0_DLOCK_SHIFT) /* 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_ENMAS7 (1<<7) /* Enable MAS7 Update for 36-bit phys */
#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 HID1_RFXE (1<<17) /* Read Fault Exception Enable */
#define HID1_ASTME (1<<13) /* Address bus streaming mode */
#define HID1_ABE (1<<12) /* Address broadcast enable */
#define HID1_MBDD (1<<6) /* optimized sync instruction */
#define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */
#ifndef CONFIG_BOOKE
#define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */
#define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */
#else
#define SPRN_IAC1 0x138 /* Book E Instruction Address Compare 1 */
#define SPRN_IAC2 0x139 /* Book E Instruction Address Compare 2 */
#endif /* CONFIG_BOOKE */
#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 0x231 /* Instruction BAT 4 Lower Register */
#define SPRN_IBAT4U 0x230 /* Instruction BAT 4 Upper Register */
#define SPRN_IBAT5L 0x233 /* Instruction BAT 5 Lower Register */
#define SPRN_IBAT5U 0x232 /* Instruction BAT 5 Upper Register */
#define SPRN_IBAT6L 0x235 /* Instruction BAT 6 Lower Register */
#define SPRN_IBAT6U 0x234 /* Instruction BAT 6 Upper Register */
#define SPRN_IBAT7L 0x237 /* Instruction BAT 7 Lower Register */
#define SPRN_IBAT7U 0x236 /* Instruction BAT 7 Upper 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 */
#ifdef CONFIG_BOOKE
#define SPRN_ICDBTRL 0x39e /* instruction cache debug tag register low */
#define SPRN_ICDBTRH 0x39f /* instruction cache debug tag register high */
#endif
#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 */
#ifdef CONFIG_BOOKE
#define SPRN_INV0 0x370 /* Instruction Cache Normal Victim 0 */
#define SPRN_INV1 0x371 /* Instruction Cache Normal Victim 1 */
#define SPRN_INV2 0x372 /* Instruction Cache Normal Victim 2 */
#define SPRN_INV3 0x373 /* Instruction Cache Normal Victim 3 */
#define SPRN_ITV0 0x374 /* Instruction Cache Transient Victim 0 */
#define SPRN_ITV1 0x375 /* Instruction Cache Transient Victim 1 */
#define SPRN_ITV2 0x376 /* Instruction Cache Transient Victim 2 */
#define SPRN_ITV3 0x377 /* Instruction Cache Transient Victim 3 */
#define SPRN_IVLIM 0x399 /* Instruction Cache Victim Limit */
#endif
#define SPRN_LDSTCR 0x3F8 /* Load/Store Control Register */
#define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Regsiter */
#define SPRN_LR 0x008 /* Link Register */
#define SPRN_MBAR 0x137 /* System memory base address */
#define SPRN_MMCR0 0x3B8 /* Monitor Mode Control Register 0 */
#define SPRN_MMCR1 0x3BC /* Monitor Mode Control Register 1 */
#ifdef CONFIG_BOOKE
#define SPRN_MMUCR 0x3b2 /* MMU Control Register */
#endif
#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 */
#ifndef CONFIG_BOOKE
#define SPRN_PID 0x3B1 /* Process ID */
#define SPRN_PIR 0x3FF /* Processor Identification Register */
#else
#define SPRN_PID 0x030 /* Book E Process ID */
#define SPRN_PIR 0x11E /* Book E Processor Identification Register */
#endif /* CONFIG_BOOKE */
#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 */
#ifdef CONFIG_BOOKE
#define SPRN_RSTCFG 0x39b /* Reset Configuration */
#endif
#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_SPRG4 0x114 /* Special Purpose Register General 4 */
#define SPRN_SPRG5 0x115 /* Special Purpose Register General 5 */
#define SPRN_SPRG6 0x116 /* Special Purpose Register General 6 */
#define SPRN_SPRG7 0x117 /* Special Purpose Register General 7 */
#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 */
#ifdef CONFIG_BOOKE
#define SPRN_SVR 0x3FF /* System Version Register */
#else
#define SPRN_SVR 0x11E /* System Version Register */
#endif
#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 0x10C /* Time Base Read Lower Register */
#define SPRN_TBRU 0x10D /* Time Base Read Upper Register */
#define SPRN_TBWL 0x11C /* Time Base Write Lower Register */
#define SPRN_TBWU 0x11D /* Time Base Write Upper Register */
#ifndef CONFIG_BOOKE
#define SPRN_TCR 0x3DA /* Timer Control Register */
#else
#define SPRN_TCR 0x154 /* Book E Timer Control Register */
#endif /* CONFIG_BOOKE */
#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_TLBMISS 0x3D4 /* 980 7450 TLB Miss Register */
#ifndef CONFIG_BOOKE
#define SPRN_TSR 0x3D8 /* Timer Status Register */
#else
#define SPRN_TSR 0x150 /* Book E Timer Status Register */
#endif /* CONFIG_BOOKE */
#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 */
/* Book E definitions */
#define SPRN_DECAR 0x036 /* Decrementer Auto Reload Register */
#define SPRN_CSRR0 0x03A /* Critical SRR0 */
#define SPRN_CSRR1 0x03B /* Critical SRR0 */
#define SPRN_IVPR 0x03F /* Interrupt Vector Prefix Register */
#define SPRN_USPRG0 0x100 /* User Special Purpose Register General 0 */
#define SPRN_SPRG4R 0x104 /* Special Purpose Register General 4 Read */
#define SPRN_SPRG5R 0x105 /* Special Purpose Register General 5 Read */
#define SPRN_SPRG6R 0x106 /* Special Purpose Register General 6 Read */
#define SPRN_SPRG7R 0x107 /* Special Purpose Register General 7 Read */
#define SPRN_SPRG4W 0x114 /* Special Purpose Register General 4 Write */
#define SPRN_SPRG5W 0x115 /* Special Purpose Register General 5 Write */
#define SPRN_SPRG6W 0x116 /* Special Purpose Register General 6 Write */
#define SPRN_SPRG7W 0x117 /* Special Purpose Register General 7 Write */
#define SPRN_DBCR2 0x136 /* Debug Control Register 2 */
#define SPRN_IAC3 0x13A /* Instruction Address Compare 3 */
#define SPRN_IAC4 0x13B /* Instruction Address Compare 4 */
#define SPRN_DVC1 0x13E /* Data Value Compare Register 1 */
#define SPRN_DVC2 0x13F /* Data Value Compare Register 2 */
#define SPRN_IVOR0 0x190 /* Interrupt Vector Offset Register 0 */
#define SPRN_IVOR1 0x191 /* Interrupt Vector Offset Register 1 */
#define SPRN_IVOR2 0x192 /* Interrupt Vector Offset Register 2 */
#define SPRN_IVOR3 0x193 /* Interrupt Vector Offset Register 3 */
#define SPRN_IVOR4 0x194 /* Interrupt Vector Offset Register 4 */
#define SPRN_IVOR5 0x195 /* Interrupt Vector Offset Register 5 */
#define SPRN_IVOR6 0x196 /* Interrupt Vector Offset Register 6 */
#define SPRN_IVOR7 0x197 /* Interrupt Vector Offset Register 7 */
#define SPRN_IVOR8 0x198 /* Interrupt Vector Offset Register 8 */
#define SPRN_IVOR9 0x199 /* Interrupt Vector Offset Register 9 */
#define SPRN_IVOR10 0x19a /* Interrupt Vector Offset Register 10 */
#define SPRN_IVOR11 0x19b /* Interrupt Vector Offset Register 11 */
#define SPRN_IVOR12 0x19c /* Interrupt Vector Offset Register 12 */
#define SPRN_IVOR13 0x19d /* Interrupt Vector Offset Register 13 */
#define SPRN_IVOR14 0x19e /* Interrupt Vector Offset Register 14 */
#define SPRN_IVOR15 0x19f /* Interrupt Vector Offset Register 15 */
#define SPRN_IVOR38 0x1b0 /* Interrupt Vector Offset Register 38 */
#define SPRN_IVOR39 0x1b1 /* Interrupt Vector Offset Register 39 */
#define SPRN_IVOR40 0x1b2 /* Interrupt Vector Offset Register 40 */
#define SPRN_IVOR41 0x1b3 /* Interrupt Vector Offset Register 41 */
#define SPRN_GIVOR2 0x1b8 /* Guest Interrupt Vector Offset Register 2 */
#define SPRN_GIVOR3 0x1b9 /* Guest Interrupt Vector Offset Register 3 */
#define SPRN_GIVOR4 0x1ba /* Guest Interrupt Vector Offset Register 4 */
#define SPRN_GIVOR8 0x1bb /* Guest Interrupt Vector Offset Register 8 */
#define SPRN_GIVOR13 0x1bc /* Guest Interrupt Vector Offset Register 13 */
#define SPRN_GIVOR14 0x1bd /* Guest Interrupt Vector Offset Register 14 */
/* e500 definitions */
#define SPRN_L1CFG0 0x203 /* L1 Cache Configuration Register 0 */
#define SPRN_L1CFG1 0x204 /* L1 Cache Configuration Register 1 */
#define SPRN_L2CFG0 0x207 /* L2 Cache Configuration Register 0 */
#define SPRN_L1CSR0 0x3f2 /* L1 Data Cache Control and Status Register 0 */
#define L1CSR0_CPE 0x00010000 /* Data Cache Parity Enable */
#define L1CSR0_DCLFR 0x00000100 /* D-Cache Lock Flash Reset */
#define L1CSR0_DCFI 0x00000002 /* Data Cache Flash Invalidate */#define L1CSR0_DCE 0x00000001 /* Data Cache Enable */
#define SPRN_L1CSR1 0x3f3 /* L1 Instruction Cache Control and Status Register 1 */
#define L1CSR1_CPE 0x00010000 /* Instruction Cache Parity Enable */
#define L1CSR1_ICLFR 0x00000100 /* I-Cache Lock Flash Reset */
#define L1CSR1_ICFI 0x00000002 /* Instruction Cache Flash Invalidate */
#define L1CSR1_ICE 0x00000001 /* Instruction Cache Enable */
#define SPRN_L1CSR2 0x25e /* L1 Data Cache Control and Status Register 2 */
#define L1CSR2_DCWS 0x40000000 /* Data Cache Write Shadow */
#define SPRN_L2CSR0 0x3f9 /* L2 Data Cache Control and Status Register 0 */
#define L2CSR0_L2E 0x80000000 /* L2 Cache Enable */
#define L2CSR0_L2PE 0x40000000 /* L2 Cache Parity/ECC Enable */
#define L2CSR0_L2WP 0x1c000000 /* L2 I/D Way Partioning */
#define L2CSR0_L2CM 0x03000000 /* L2 Cache Coherency Mode */
#define L2CSR0_L2FI 0x00200000 /* L2 Cache Flash Invalidate */
#define L2CSR0_L2IO 0x00100000 /* L2 Cache Instruction Only */
#define L2CSR0_L2DO 0x00010000 /* L2 Cache Data Only */
#define L2CSR0_L2REP 0x00003000 /* L2 Line Replacement Algo */
#define L2CSR0_L2FL 0x00000800 /* L2 Cache Flush */
#define L2CSR0_L2LFC 0x00000400 /* L2 Cache Lock Flash Clear */
#define L2CSR0_L2LOA 0x00000080 /* L2 Cache Lock Overflow Allocate */
#define L2CSR0_L2LO 0x00000020 /* L2 Cache Lock Overflow */
#define SPRN_L2CSR1 0x3fa /* L2 Data Cache Control and Status Register 1 */
#define SPRN_TLB0CFG 0x2B0 /* TLB 0 Config Register */
#define SPRN_TLB1CFG 0x2B1 /* TLB 1 Config Register */
#define SPRN_MMUCSR0 0x3f4 /* MMU control and status register 0 */
#define SPRN_MAS0 0x270 /* MMU Assist Register 0 */
#define SPRN_MAS1 0x271 /* MMU Assist Register 1 */
#define SPRN_MAS2 0x272 /* MMU Assist Register 2 */
#define SPRN_MAS3 0x273 /* MMU Assist Register 3 */
#define SPRN_MAS4 0x274 /* MMU Assist Register 4 */
#define SPRN_MAS5 0x275 /* MMU Assist Register 5 */
#define SPRN_MAS6 0x276 /* MMU Assist Register 6 */
#define SPRN_MAS7 0x3B0 /* MMU Assist Register 7 */
#define SPRN_MAS8 0x155 /* MMU Assist Register 8 */
#define SPRN_IVOR32 0x210 /* Interrupt Vector Offset Register 32 */
#define SPRN_IVOR33 0x211 /* Interrupt Vector Offset Register 33 */
#define SPRN_IVOR34 0x212 /* Interrupt Vector Offset Register 34 */
#define SPRN_IVOR35 0x213 /* Interrupt Vector Offset Register 35 */
#define SPRN_IVOR36 0x214 /* Interrupt Vector Offset Register 36 */
#define SPRN_IVOR37 0x215 /* Interrupt Vector Offset Register 37 */
#define SPRN_SPEFSCR 0x200 /* SPE & Embedded FP Status & Control */
#define SPRN_MCSRR0 0x23a /* Machine Check Save and Restore Register 0 */
#define SPRN_MCSRR1 0x23b /* Machine Check Save and Restore Register 1 */
#define SPRN_BUCSR 0x3f5 /* Branch Control and Status Register */
#define BUCSR_STAC_EN 0x01000000 /* Segment target addr cache enable */
#define BUCSR_LS_EN 0x00400000 /* Link stack enable */
#define BUCSR_BBFI 0x00000200 /* Branch buffer flash invalidate */
#define BUCSR_BPEN 0x00000001 /* Branch prediction enable */
#define BUCSR_ENABLE (BUCSR_STAC_EN|BUCSR_LS_EN|BUCSR_BBFI|BUCSR_BPEN)
#define SPRN_BBEAR 0x201 /* Branch Buffer Entry Address Register */
#define SPRN_BBTAR 0x202 /* Branch Buffer Target Address Register */
#define SPRN_PID1 0x279 /* Process ID Register 1 */
#define SPRN_PID2 0x27a /* Process ID Register 2 */
#define SPRN_MCSR 0x23c /* Machine Check Syndrome register */
#define SPRN_MCAR 0x23d /* Machine Check Address register */
#define MCSR_MCS 0x80000000 /* Machine Check Summary */
#define MCSR_IB 0x40000000 /* Instruction PLB Error */
#if defined(CONFIG_440)
#define MCSR_DRB 0x20000000 /* Data Read PLB Error */
#define MCSR_DWB 0x10000000 /* Data Write PLB Error */
#else
#define MCSR_DB 0x20000000 /* Data PLB Error */
#endif /* defined(CONFIG_440) */
#define MCSR_TLBP 0x08000000 /* TLB Parity Error */
#define MCSR_ICP 0x04000000 /* I-Cache Parity Error */
#define MCSR_DCSP 0x02000000 /* D-Cache Search Parity Error */
#define MCSR_DCFP 0x01000000 /* D-Cache Flush Parity Error */#define MCSR_IMPE 0x00800000 /* Imprecise Machine Check Exception */
#define ESR_ST 0x00800000 /* Store Operation */
#if defined(CONFIG_MPC86xx)
#define SPRN_MSSCR0 0x3f6
#define SPRN_MSSSR0 0x3f7
#endif
/* 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 DAC1 SPRN_DAC1 /* Data Address Register 1 */
#define DAC2 SPRN_DAC2 /* Data Address Register 2 */
#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 DBCR0 SPRN_DBCR0 /* Debug Control Register 0 */
#define DBCR1 SPRN_DBCR1 /* Debug Control Register 1 */
#define DBSR SPRN_DBSR /* Debug Status 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 ESR SPRN_ESR /* Exception Syndrome 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 IAC1 SPRN_IAC1 /* Instruction Address Register 1 */
#define IAC2 SPRN_IAC2 /* Instruction Address Register 2 */
#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 LDSTCR SPRN_LDSTCR /* Load/Store Control Register */
#define L2CR SPRN_L2CR /* PPC 750 L2 control register */
#define LR SPRN_LR
#define MBAR SPRN_MBAR /* System memory base address */#if defined(CONFIG_MPC86xx)
#define MSSCR0 SPRN_MSSCR0
#endif
#if defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
#define PIR SPRN_PIR
#endif
#define SVR SPRN_SVR /* System-On-Chip Version Register */
#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 SPRG4 SPRN_SPRG4
#define SPRG5 SPRN_SPRG5
#define SPRG6 SPRN_SPRG6
#define SPRG7 SPRN_SPRG7
#define SRR0 SPRN_SRR0 /* Save and Restore Register 0 */
#define SRR1 SPRN_SRR1 /* Save and Restore Register 1 */
#define SRR2 SPRN_SRR2 /* Save and Restore Register 2 */
#define SRR3 SPRN_SRR3 /* Save and Restore Register 3 */
#define SVR SPRN_SVR /* System Version Register */
#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 TCR SPRN_TCR /* Timer Control Register */
#define TSR SPRN_TSR /* Timer Status 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
#define DECAR SPRN_DECAR
#define CSRR0 SPRN_CSRR0
#define CSRR1 SPRN_CSRR1
#define IVPR SPRN_IVPR
#define USPRG0 SPRN_USPRG
#define SPRG4R SPRN_SPRG4R
#define SPRG5R SPRN_SPRG5R
#define SPRG6R SPRN_SPRG6R
#define SPRG7R SPRN_SPRG7R
#define SPRG4W SPRN_SPRG4W
#define SPRG5W SPRN_SPRG5W
#define SPRG6W SPRN_SPRG6W
#define SPRG7W SPRN_SPRG7W
#define DEAR SPRN_DEAR
#define DBCR2 SPRN_DBCR2
#define IAC3 SPRN_IAC3
#define IAC4 SPRN_IAC4
#define DVC1 SPRN_DVC1
#define DVC2 SPRN_DVC2
#define IVOR0 SPRN_IVOR0
#define IVOR1 SPRN_IVOR1
#define IVOR2 SPRN_IVOR2
#define IVOR3 SPRN_IVOR3
#define IVOR4 SPRN_IVOR4
#define IVOR5 SPRN_IVOR5
#define IVOR6 SPRN_IVOR6
#define IVOR7 SPRN_IVOR7
#define IVOR8 SPRN_IVOR8
#define IVOR9 SPRN_IVOR9
#define IVOR10 SPRN_IVOR10
#define IVOR11 SPRN_IVOR11#define IVOR12 SPRN_IVOR12
#define IVOR13 SPRN_IVOR13
#define IVOR14 SPRN_IVOR14
#define IVOR15 SPRN_IVOR15
#define IVOR32 SPRN_IVOR32
#define IVOR33 SPRN_IVOR33
#define IVOR34 SPRN_IVOR34
#define IVOR35 SPRN_IVOR35
#define MCSRR0 SPRN_MCSRR0
#define MCSRR1 SPRN_MCSRR1
#define L1CSR0 SPRN_L1CSR0
#define L1CSR1 SPRN_L1CSR1
#define L1CSR2 SPRN_L1CSR2
#define L1CFG0 SPRN_L1CFG0
#define L1CFG1 SPRN_L1CFG1
#define L2CFG0 SPRN_L2CFG0
#define L2CSR0 SPRN_L2CSR0
#define L2CSR1 SPRN_L2CSR1
#define MCSR SPRN_MCSR
#define MMUCSR0 SPRN_MMUCSR0
#define BUCSR SPRN_BUCSR
#define PID0 SPRN_PID
#define PID1 SPRN_PID1
#define PID2 SPRN_PID2
#define MAS0 SPRN_MAS0
#define MAS1 SPRN_MAS1
#define MAS2 SPRN_MAS2
#define MAS3 SPRN_MAS3
#define MAS4 SPRN_MAS4
#define MAS5 SPRN_MAS5
#define MAS6 SPRN_MAS6
#define MAS7 SPRN_MAS7
#define MAS8 SPRN_MAS8
#if defined(CONFIG_4xx) || defined(CONFIG_44x) || defined(CONFIG_MPC85xx)
#define DAR_DEAR DEAR
#else
#define DAR_DEAR DAR
#endif
/* 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
/* System-On-Chip Version Register */
/* System-On-Chip Version Register (SVR) field extraction */
#define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */
#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revision field */
#define SVR_CID(svr) (((svr) >> 28) & 0x0F) /* Company or manufacturer ID */
#define SVR_SOCOP(svr) (((svr) >> 22) & 0x3F) /* SOC integration options */
#define SVR_SID(svr) (((svr) >> 16) & 0x3F) /* SOC ID */
#define SVR_PROC(svr) (((svr) >> 12) & 0x0F) /* Process revision field */
#define SVR_MFG(svr) (((svr) >> 8) & 0x0F) /* Manufacturing revision */
#define SVR_MJREV(svr) (((svr) >> 4) & 0x0F) /* Major SOC design revision indicator */
#define SVR_MNREV(svr) (((svr) >> 0) & 0x0F) /* Minor SOC design revision indicator */
/* 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 */
/*
* AMCC 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 */
/* e600 core PVR fields */
#define PVR_E600_VER(pvr) (((pvr) >> 15) & 0xFFFF) /* Version/type */
#define PVR_E600_TECH(pvr) (((pvr) >> 12) & 0xF) /* Technology */
#define PVR_E600_MAJ(pvr) (((pvr) >> 8) & 0xF) /* Major revision */
#define PVR_E600_MIN(pvr) (((pvr) >> 0) & 0xFF) /* Minor revision */
/* 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_405EP_RA 0x51210950
#define PVR_405GPR_RB 0x50910951
#define PVR_405EZ_RA 0x41511460
#define PVR_405EXR2_RA 0x12911471 /* 405EXr rev A/B without Security */
#define PVR_405EX1_RA 0x12911477 /* 405EX rev A/B with Security */
#define PVR_405EXR1_RC 0x1291147B /* 405EXr rev C with Security */
#define PVR_405EXR2_RC 0x12911479 /* 405EXr rev C without Security */
#define PVR_405EX1_RC 0x1291147F /* 405EX rev C with Security */
#define PVR_405EX2_RC 0x1291147D /* 405EX rev C without Security */
#define PVR_405EXR1_RD 0x12911472 /* 405EXr rev D with Security */
#define PVR_405EXR2_RD 0x12911470 /* 405EXr rev D without Security */
#define PVR_405EX1_RD 0x12911475 /* 405EX rev D with Security */
#define PVR_405EX2_RD 0x12911473 /* 405EX rev D without Security */
#define PVR_440GP_RB 0x40120440
#define PVR_440GP_RC 0x40120481
#define PVR_440EP_RA 0x42221850
#define PVR_440EP_RB 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */
#define PVR_440EP_RC 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */
#define PVR_440GR_RA 0x422218D3 /* 440EP rev B and 440GR rev A have same PVR */
#define PVR_440GR_RB 0x422218D4 /* 440EP rev C and 440GR rev B have same PVR */
#define PVR_440EPX1_RA 0x216218D0 /* 440EPX rev A with Security / Kasumi */
#define PVR_440EPX2_RA 0x216218D4 /* 440EPX rev A without Security / Kasumi */
#define PVR_440GRX1_RA 0x216218D0 /* 440GRX rev A with Security / Kasumi */
#define PVR_440GRX2_RA 0x216218D4 /* 440GRX rev A without Security / Kasumi */
#define PVR_440GX_RA 0x51B21850
#define PVR_440GX_RB 0x51B21851
#define PVR_440GX_RC 0x51B21892
#define PVR_440GX_RF 0x51B21894
#define PVR_405EP_RB 0x51210950
#define PVR_440SP_6_RAB 0x53221850 /* 440SP rev A&B with RAID 6 support enabled */
#define PVR_440SP_RAB 0x53321850 /* 440SP rev A&B without RAID 6 support */
#define PVR_440SP_6_RC 0x53221891 /* 440SP rev C with RAID 6 support enabled */
#define PVR_440SP_RC 0x53321891 /* 440SP rev C without RAID 6 support */
#define PVR_440SPe_6_RA 0x53421890 /* 440SPe rev A with RAID 6 support enabled */
#define PVR_440SPe_RA 0x53521890 /* 440SPe rev A without RAID 6 support */
#define PVR_440SPe_6_RB 0x53421891 /* 440SPe rev B with RAID 6 support enabled */
#define PVR_440SPe_RB 0x53521891 /* 440SPe rev B without RAID 6 support */
#define PVR_460EX_SE_RA 0x130218A2 /* 460EX rev A with Security Engine */
#define PVR_460EX_RA 0x130218A3 /* 460EX rev A without Security Engine */#define PVR_460EX_RB 0x130218A4 /* 460EX rev B with and without Sec Eng*/
#define PVR_460GT_SE_RA 0x130218A0 /* 460GT rev A with Security Engine */
#define PVR_460GT_RA 0x130218A1 /* 460GT rev A without Security Engine */
#define PVR_460GT_RB 0x130218A5 /* 460GT rev B with and without Sec Eng*/
#define PVR_460SX_RA 0x13541800 /* 460SX rev A */
#define PVR_460SX_RA_V1 0x13541801 /* 460SX rev A Variant 1 Security disabled */
#define PVR_460GX_RA 0x13541802 /* 460GX rev A */
#define PVR_460GX_RA_V1 0x13541803 /* 460GX rev A Variant 1 Security disabled */
#define PVR_APM821XX_RA 0x12C41C80 /* APM821XX rev A */
#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_7400 0x000C0000
#define PVR_7410 0x800C0000
#define PVR_7450 0x80000000
#define PVR_85xx 0x80200000
#define PVR_85xx_REV1 (PVR_85xx | 0x0010)
#define PVR_85xx_REV2 (PVR_85xx | 0x0020)
#define PVR_VER_E500_V1 0x8020
#define PVR_VER_E500_V2 0x8021
#define PVR_VER_E500MC 0x8023
#define PVR_VER_E5500 0x8024
#define PVR_86xx 0x80040000
#define PVR_VIRTEX5 0x7ff21912
/*
* 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
/*
* PowerQUICC II family processors report different PVR values depending
* on silicon process (HiP3, HiP4, HiP7, etc.)
*/
#define PVR_8260 PVR_8240
#define PVR_8260_HIP3 0x00810101
#define PVR_8260_HIP4 0x80811014
#define PVR_8260_HIP7 0x80822011
#define PVR_8260_HIP7R1 0x80822013
#define PVR_8260_HIP7RA 0x80822014
/*
* MPC 52xx
*/
#define PVR_5200 0x80822011
#define PVR_5200B 0x80822014
/* * 405EX/EXr CHIP_21 Errata
*/
#ifdef CONFIG_SYS_4xx_CHIP_21_405EX_SECURITY
#define CONFIG_SYS_4xx_CHIP_21_ERRATA
#define CONFIG_405EX_CHIP21_PVR_REV_C PVR_405EX1_RC
#define CONFIG_405EX_CHIP21_PVR_REV_D PVR_405EX1_RD
#define CONFIG_405EX_CHIP21_ECID3_REV_D 0x0
#endif
#ifdef CONFIG_SYS_4xx_CHIP_21_405EX_NO_SECURITY
#define CONFIG_SYS_4xx_CHIP_21_ERRATA
#define CONFIG_405EX_CHIP21_PVR_REV_C PVR_405EX2_RC
#define CONFIG_405EX_CHIP21_PVR_REV_D PVR_405EX2_RD
#define CONFIG_405EX_CHIP21_ECID3_REV_D 0x1
#endif
#ifdef CONFIG_SYS_4xx_CHIP_21_405EXr_SECURITY
#define CONFIG_SYS_4xx_CHIP_21_ERRATA
#define CONFIG_405EX_CHIP21_PVR_REV_C PVR_405EXR1_RC
#define CONFIG_405EX_CHIP21_PVR_REV_D PVR_405EXR1_RD
#define CONFIG_405EX_CHIP21_ECID3_REV_D 0x2
#endif
#ifdef CONFIG_SYS_4xx_CHIP_21_405EXr_NO_SECURITY
#define CONFIG_SYS_4xx_CHIP_21_ERRATA
#define CONFIG_405EX_CHIP21_PVR_REV_C PVR_405EXR2_RC
#define CONFIG_405EX_CHIP21_PVR_REV_D PVR_405EXR2_RD
#define CONFIG_405EX_CHIP21_ECID3_REV_D 0x3
#endif
/*
* System Version Register
*/
/* System Version Register (SVR) field extraction */
#define SVR_VER(svr) (((svr) >> 16) & 0xFFFF) /* Version field */
#define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revison field */
#define SVR_SUBVER(svr) (((svr) >> 8) & 0xFF) /* Process/MFG sub-version */
#define SVR_FAM(svr) (((svr) >> 20) & 0xFFF) /* Family field */
#define SVR_MEM(svr) (((svr) >> 16) & 0xF) /* Member field */
#ifdef CONFIG_MPC8536
#define SVR_MAJ(svr) (((svr) >> 4) & 0x7) /* Major revision field*/
#else
#define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/
#endif
#define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/
/* Some parts define SVR[0:23] as the SOC version */
#define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFFFFF) /* SOC Version fields */
/* whether MPC8xxxE (i.e. has SEC) */
#if defined(CONFIG_MPC85xx)
#define IS_E_PROCESSOR(svr) (svr & 0x80000)
#else
#if defined(CONFIG_MPC83xx)
#define IS_E_PROCESSOR(spridr) (!(spridr & 0x00010000))
#endif
#endif
#define IS_SVR_REV(svr, maj, min) \
((SVR_MAJ(svr) == maj) && (SVR_MIN(svr) == min))
/*
* SVR_SOC_VER() Version Values
*/
#define SVR_8533 0x803400
#define SVR_8533_E 0x803C00
#define SVR_8535 0x803701
#define SVR_8535_E 0x803F01
#define SVR_8536 0x803700
#define SVR_8536_E 0x803F00
#define SVR_8540 0x803000
#define SVR_8541 0x807200
#define SVR_8541_E 0x807A00
#define SVR_8543 0x803200
#define SVR_8543_E 0x803A00
#define SVR_8544 0x803401
#define SVR_8544_E 0x803C01
#define SVR_8545 0x803102
#define SVR_8545_E 0x803902
#define SVR_8547_E 0x803901
#define SVR_8548 0x803100
#define SVR_8548_E 0x803900
#define SVR_8555 0x807100
#define SVR_8555_E 0x807900
#define SVR_8560 0x807000
#define SVR_8567 0x807501
#define SVR_8567_E 0x807D01
#define SVR_8568 0x807500
#define SVR_8568_E 0x807D00
#define SVR_8569 0x808000
#define SVR_8569_E 0x808800
#define SVR_8572 0x80E000
#define SVR_8572_E 0x80E800
#define SVR_P1010 0x80F100
#define SVR_P1010_E 0x80F900
#define SVR_P1011 0x80E500
#define SVR_P1011_E 0x80ED00
#define SVR_P1012 0x80E501
#define SVR_P1012_E 0x80ED01
#define SVR_P1013 0x80E700
#define SVR_P1013_E 0x80EF00
#define SVR_P1014 0x80F101
#define SVR_P1014_E 0x80F901
#define SVR_P1015 0x80E502
#define SVR_P1015_E 0x80ED02
#define SVR_P1016 0x80E503
#define SVR_P1016_E 0x80ED03
#define SVR_P1017 0x80F700
#define SVR_P1017_E 0x80FF00
#define SVR_P1020 0x80E400
#define SVR_P1020_E 0x80EC00
#define SVR_P1021 0x80E401
#define SVR_P1021_E 0x80EC01
#define SVR_P1022 0x80E600
#define SVR_P1022_E 0x80EE00
#define SVR_P1023 0x80F600
#define SVR_P1023_E 0x80FE00
#define SVR_P1024 0x80E402
#define SVR_P1024_E 0x80EC02
#define SVR_P1025 0x80E403
#define SVR_P1025_E 0x80EC03
#define SVR_P2010 0x80E300
#define SVR_P2010_E 0x80EB00
#define SVR_P2020 0x80E200
#define SVR_P2020_E 0x80EA00
#define SVR_P2040 0x821000
#define SVR_P2040_E 0x821800
#define SVR_P2041 0x821001
#define SVR_P2041_E 0x821801
#define SVR_P3041 0x821103
#define SVR_P3041_E 0x821903
#define SVR_P3060 0x820002
#define SVR_P3060_E 0x820802
#define SVR_P4040 0x820100#define SVR_P4040_E 0x820900
#define SVR_P4080 0x820000
#define SVR_P4080_E 0x820800
#define SVR_P5010 0x822100
#define SVR_P5010_E 0x822900
#define SVR_P5020 0x822000
#define SVR_P5020_E 0x822800
#define SVR_8610 0x80A000
#define SVR_8641 0x809000
#define SVR_8641D 0x809001
#define SVR_Unknown 0xFFFFFF
#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__
struct cpu_type {
char name[15];
u32 soc_ver;
u32 num_cores;
u32 mask; /* which cpu(s) actually exist */
};
struct cpu_type *identify_cpu(u32 ver);
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)#define CPU_TYPE_ENTRY(n, v, nc) \
{ .name = #n, .soc_ver = SVR_##v, .num_cores = (nc), \
.mask = (1 << (nc)) - 1 }
#define CPU_TYPE_ENTRY_MASK(n, v, nc, m) \
{ .name = #n, .soc_ver = SVR_##v, .num_cores = (nc), .mask = (m) }
#else
#if defined(CONFIG_MPC83xx)
#define CPU_TYPE_ENTRY(x) {#x, SPR_##x}
#endif
#endif
#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
#elif defined(CONFIG_HIDDEN_DRAGON)
#define _machine _MACH_hidden_dragon
#define have_of 0
#else
#error "Machine not defined correctly"
#endif
#endif /* CONFIG_MACH_SPECIFIC */
#endif /* __ASM_PPC_PROCESSOR_H */