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#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 <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) */
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#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) */
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#define MSR_BE		(1<<9)		/* Branch Trace */
#define MSR_DE		(1<<9)		/* Debug Exception Enable */
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#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 */
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#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) */
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#define MSR_RI		(1<<1)		/* Recoverable Exception */
#define MSR_LE		(1<<0)		/* Little Endian */
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#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
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/* 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 */
#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 */
#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 */
#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 */
#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 */
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