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Diffstat (limited to 'arch/powerpc/include/asm/processor.h')
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 1285 | 
1 files changed, 1285 insertions, 0 deletions
| diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h new file mode 100644 index 000000000..9ec319ae1 --- /dev/null +++ b/arch/powerpc/include/asm/processor.h @@ -0,0 +1,1285 @@ +#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 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_BBFI	0x00000200	/* Branch buffer flash invalidate */ +#define	  BUCSR_BPEN	0x00000001	/* Branch prediction enable */ +#define   BUCSR_ENABLE (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_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_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 + +/* + * 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 */ + +#define SVR_MAJ(svr)	(((svr) >>  4) & 0xF)	/* Major revision field*/ +#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	0x807600 +#define SVR_8567_E	0x807E00 +#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_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_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_P2010	0x80E300 +#define SVR_P2010_E	0x80EB00 +#define SVR_P2020	0x80E200 +#define SVR_P2020_E	0x80EA00 +#define SVR_P4040	0x820100 +#define SVR_P4040_E	0x820900 +#define SVR_P4080	0x820000 +#define SVR_P4080_E	0x820800 + +#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; +}; + +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), } +#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 */ |