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/*
* Contains the definition of registers common to all PowerPC variants.
* If a register definition has been changed in a different PowerPC
* variant, we will case it in #ifndef XXX ... #endif, and have the
* number used in the Programming Environments Manual For 32-Bit
* Implementations of the PowerPC Architecture (a.k.a. Green Book) here.
*/
#ifndef _ASM_POWERPC_REG_H
#define _ASM_POWERPC_REG_H
#ifdef __KERNEL__
#include <linux/stringify.h>
#include <asm/cputable.h>
/* Pickup Book E specific registers. */
#if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
#include <asm/reg_booke.h>
#endif /* CONFIG_BOOKE || CONFIG_40x */
#ifdef CONFIG_FSL_EMB_PERFMON
#include <asm/reg_fsl_emb.h>
#endif
#ifdef CONFIG_8xx
#include <asm/reg_8xx.h>
#endif /* CONFIG_8xx */
#define MSR_SF_LG 63 /* Enable 64 bit mode */
#define MSR_ISF_LG 61 /* Interrupt 64b mode valid on 630 */
#define MSR_HV_LG 60 /* Hypervisor state */
#define MSR_VEC_LG 25 /* Enable AltiVec */
#define MSR_VSX_LG 23 /* Enable VSX */
#define MSR_POW_LG 18 /* Enable Power Management */
#define MSR_WE_LG 18 /* Wait State Enable */
#define MSR_TGPR_LG 17 /* TLB Update registers in use */
#define MSR_CE_LG 17 /* Critical Interrupt Enable */
#define MSR_ILE_LG 16 /* Interrupt Little Endian */
#define MSR_EE_LG 15 /* External Interrupt Enable */
#define MSR_PR_LG 14 /* Problem State / Privilege Level */
#define MSR_FP_LG 13 /* Floating Point enable */
#define MSR_ME_LG 12 /* Machine Check Enable */
#define MSR_FE0_LG 11 /* Floating Exception mode 0 */
#define MSR_SE_LG 10 /* Single Step */
#define MSR_BE_LG 9 /* Branch Trace */
#define MSR_DE_LG 9 /* Debug Exception Enable */
#define MSR_FE1_LG 8 /* Floating Exception mode 1 */
#define MSR_IP_LG 6 /* Exception prefix 0x000/0xFFF */
#define MSR_IR_LG 5 /* Instruction Relocate */
#define MSR_DR_LG 4 /* Data Relocate */
#define MSR_PE_LG 3 /* Protection Enable */
#define MSR_PX_LG 2 /* Protection Exclusive Mode */
#define MSR_PMM_LG 2 /* Performance monitor */
#define MSR_RI_LG 1 /* Recoverable Exception */
#define MSR_LE_LG 0 /* Little Endian */
#ifdef __ASSEMBLY__
#define __MASK(X) (1<<(X))
#else
#define __MASK(X) (1UL<<(X))
#endif
#ifdef CONFIG_PPC64
#define MSR_SF __MASK(MSR_SF_LG) /* Enable 64 bit mode */
#define MSR_ISF __MASK(MSR_ISF_LG) /* Interrupt 64b mode valid on 630 */
#define MSR_HV __MASK(MSR_HV_LG) /* Hypervisor state */
#else
/* so tests for these bits fail on 32-bit */
#define MSR_SF 0
#define MSR_ISF 0
#define MSR_HV 0
#endif
#define MSR_VEC __MASK(MSR_VEC_LG) /* Enable AltiVec */
#define MSR_VSX __MASK(MSR_VSX_LG) /* Enable VSX */
#define MSR_POW __MASK(MSR_POW_LG) /* Enable Power Management */
#define MSR_WE __MASK(MSR_WE_LG) /* Wait State Enable */
#define MSR_TGPR __MASK(MSR_TGPR_LG) /* TLB Update registers in use */
#define MSR_CE __MASK(MSR_CE_LG) /* Critical Interrupt Enable */
#define MSR_ILE __MASK(MSR_ILE_LG) /* Interrupt Little Endian */
#define MSR_EE __MASK(MSR_EE_LG) /* External Interrupt Enable */
#define MSR_PR __MASK(MSR_PR_LG) /* Problem State / Privilege Level */
#define MSR_FP __MASK(MSR_FP_LG) /* Floating Point enable */
#define MSR_ME __MASK(MSR_ME_LG) /* Machine Check Enable */
#define MSR_FE0 __MASK(MSR_FE0_LG) /* Floating Exception mode 0 */
#define MSR_SE __MASK(MSR_SE_LG) /* Single Step */
#define MSR_BE __MASK(MSR_BE_LG) /* Branch Trace */
#define MSR_DE __MASK(MSR_DE_LG) /* Debug Exception Enable */
#define MSR_FE1 __MASK(MSR_FE1_LG) /* Floating Exception mode 1 */
#define MSR_IP __MASK(MSR_IP_LG) /* Exception prefix 0x000/0xFFF */
#define MSR_IR __MASK(MSR_IR_LG) /* Instruction Relocate */
#define MSR_DR __MASK(MSR_DR_LG) /* Data Relocate */
#define MSR_PE __MASK(MSR_PE_LG) /* Protection Enable */
#define MSR_PX __MASK(MSR_PX_LG) /* Protection Exclusive Mode */
#ifndef MSR_PMM
#define MSR_PMM __MASK(MSR_PMM_LG) /* Performance monitor */
#endif
#define MSR_RI __MASK(MSR_RI_LG) /* Recoverable Exception */
#define MSR_LE __MASK(MSR_LE_LG) /* Little Endian */
#if defined(CONFIG_PPC_BOOK3S_64)
/* Server variant */
#define MSR_ MSR_ME | MSR_RI | MSR_IR | MSR_DR | MSR_ISF |MSR_HV
#define MSR_KERNEL MSR_ | MSR_SF
#define MSR_USER32 MSR_ | MSR_PR | MSR_EE
#define MSR_USER64 MSR_USER32 | MSR_SF
#elif defined(CONFIG_PPC_BOOK3S_32) || defined(CONFIG_8xx)
/* Default MSR for kernel mode. */
#define MSR_KERNEL (MSR_ME|MSR_RI|MSR_IR|MSR_DR)
#define MSR_USER (MSR_KERNEL|MSR_PR|MSR_EE)
#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-divide 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 */
/* Bit definitions for SPEFSCR. */
#define SPEFSCR_SOVH 0x80000000 /* Summary integer overflow high */
#define SPEFSCR_OVH 0x40000000 /* Integer overflow high */
#define SPEFSCR_FGH 0x20000000 /* Embedded FP guard bit high */
#define SPEFSCR_FXH 0x10000000 /* Embedded FP sticky bit high */
#define SPEFSCR_FINVH 0x08000000 /* Embedded FP invalid operation high */
#define SPEFSCR_FDBZH 0x04000000 /* Embedded FP div by zero high */
#define SPEFSCR_FUNFH 0x02000000 /* Embedded FP underflow high */
#define SPEFSCR_FOVFH 0x01000000 /* Embedded FP overflow high */
#define SPEFSCR_FINXS 0x00200000 /* Embedded FP inexact sticky */
#define SPEFSCR_FINVS 0x00100000 /* Embedded FP invalid op. sticky */
#define SPEFSCR_FDBZS 0x00080000 /* Embedded FP div by zero sticky */
#define SPEFSCR_FUNFS 0x00040000 /* Embedded FP underflow sticky */
#define SPEFSCR_FOVFS 0x00020000 /* Embedded FP overflow sticky */
#define SPEFSCR_MODE 0x00010000 /* Embedded FP mode */
#define SPEFSCR_SOV 0x00008000 /* Integer summary overflow */
#define SPEFSCR_OV 0x00004000 /* Integer overflow */
#define SPEFSCR_FG 0x00002000 /* Embedded FP guard bit */
#define SPEFSCR_FX 0x00001000 /* Embedded FP sticky bit */
#define SPEFSCR_FINV 0x00000800 /* Embedded FP invalid operation */
#define SPEFSCR_FDBZ 0x00000400 /* Embedded FP div by zero */
#define SPEFSCR_FUNF 0x00000200 /* Embedded FP underflow */
#define SPEFSCR_FOVF 0x00000100 /* Embedded FP overflow */
#define SPEFSCR_FINXE 0x00000040 /* Embedded FP inexact enable */
#define SPEFSCR_FINVE 0x00000020 /* Embedded FP invalid op. enable */
#define SPEFSCR_FDBZE 0x00000010 /* Embedded FP div by zero enable */
#define SPEFSCR_FUNFE 0x00000008 /* Embedded FP underflow enable */
#define SPEFSCR_FOVFE 0x00000004 /* Embedded FP overflow enable */
#define SPEFSCR_FRMC 0x00000003 /* Embedded FP rounding mode control */
/* Special Purpose Registers (SPRNs)*/
#define SPRN_CTR 0x009 /* Count Register */
#define SPRN_DSCR 0x11
#define SPRN_CTRLF 0x088
#define SPRN_CTRLT 0x098
#define CTRL_CT 0xc0000000 /* current thread */
#define CTRL_CT0 0x80000000 /* thread 0 */
#define CTRL_CT1 0x40000000 /* thread 1 */
#define CTRL_TE 0x00c00000 /* thread enable */
#define CTRL_RUNLATCH 0x1
#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */
#define DABR_TRANSLATION (1UL << 2)
#define DABR_DATA_WRITE (1UL << 1)
#define DABR_DATA_READ (1UL << 0)
#define SPRN_DABR2 0x13D /* e300 */
#define SPRN_DABRX 0x3F7 /* Data Address Breakpoint Register Extension */
#define DABRX_USER (1UL << 0)
#define DABRX_KERNEL (1UL << 1)
#define SPRN_DAR 0x013 /* Data Address Register */
#define SPRN_DBCR 0x136 /* e300 Data Breakpoint Control Reg */
#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */
#define DSISR_NOHPTE 0x40000000 /* no translation found */
#define DSISR_PROTFAULT 0x08000000 /* protection fault */
#define DSISR_ISSTORE 0x02000000 /* access was a store */
#define DSISR_DABRMATCH 0x00400000 /* hit data breakpoint */
#define DSISR_NOSEGMENT 0x00200000 /* STAB/SLB miss */
#define SPRN_TBRL 0x10C /* Time Base Read Lower Register (user, R/O) */
#define SPRN_TBRU 0x10D /* Time Base Read Upper Register (user, R/O) */
#define SPRN_TBWL 0x11C /* Time Base Lower Register (super, R/W) */
#define SPRN_TBWU 0x11D /* Time Base Upper Register (super, R/W) */
#define SPRN_SPURR 0x134 /* Scaled PURR */
#define SPRN_HIOR 0x137 /* 970 Hypervisor interrupt offset */
#define SPRN_LPCR 0x13E /* LPAR Control 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 Upper Register */
#define SPRN_DEC 0x016 /* Decrement Register */
#define SPRN_DER 0x095 /* Debug Enable Regsiter */
#define DER_RSTE 0x40000000 /* Reset Interrupt */
#define DER_CHSTPE 0x20000000 /* Check Stop */
#define DER_MCIE 0x10000000 /* Machine Check Interrupt */
#define DER_EXTIE 0x02000000 /* External Interrupt */
#define DER_ALIE 0x01000000 /* Alignment Interrupt */
#define DER_PRIE 0x00800000 /* Program Interrupt */
#define DER_FPUVIE 0x00400000 /* FP Unavailable Interrupt */
#define DER_DECIE 0x00200000 /* Decrementer Interrupt */
#define DER_SYSIE 0x00040000 /* System Call Interrupt */
#define DER_TRE 0x00020000 /* Trace Interrupt */
#define DER_SEIE 0x00004000 /* FP SW Emulation Interrupt */
#define DER_ITLBMSE 0x00002000 /* Imp. Spec. Instruction TLB Miss */
#define DER_ITLBERE 0x00001000 /* Imp. Spec. Instruction TLB Error */
#define DER_DTLBMSE 0x00000800 /* Imp. Spec. Data TLB Miss */
#define DER_DTLBERE 0x00000400 /* Imp. Spec. Data TLB Error */
#define DER_LBRKE 0x00000008 /* Load/Store Breakpoint Interrupt */
#define DER_IBRKE 0x00000004 /* Instruction Breakpoint Interrupt */
#define DER_EBRKE 0x00000002 /* External Breakpoint Interrupt */
#define DER_DPIE 0x00000001 /* Dev. Port Nonmaskable Request */
#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */
#define SPRN_EAR 0x11A /* External Address Register */
#define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */
#define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */
#define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */
#define HID0_EMCP (1<<31) /* Enable Machine Check pin */
#define HID0_EBA (1<<29) /* Enable Bus Address Parity */
#define HID0_EBD (1<<28) /* Enable Bus Data Parity */
#define HID0_SBCLK (1<<27)
#define HID0_EICE (1<<26)
#define HID0_TBEN (1<<26) /* Timebase enable - 745x */
#define HID0_ECLK (1<<25)
#define HID0_PAR (1<<24)
#define HID0_STEN (1<<24) /* Software table search enable - 745x */
#define HID0_HIGH_BAT (1<<23) /* Enable high BATs - 7455 */
#define HID0_DOZE (1<<23)
#define HID0_NAP (1<<22)
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