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#ifndef __ASM_PPC_PROCESSOR_H
#define __ASM_PPC_PROCESSOR_H
/* Bit encodings for Machine State Register (MSR) */
#define MSR_POW (1<<18) /* Enable Power Management */
#define MSR_TGPR (1<<17) /* TLB Update registers in use */
#define MSR_ILE (1<<16) /* Interrupt Little-Endian enable */
#define MSR_EE (1<<15) /* External Interrupt enable */
#define MSR_PR (1<<14) /* Supervisor/User privilege */
#define MSR_FP (1<<13) /* Floating Point enable */
#define MSR_ME (1<<12) /* Machine Check enable */
#define MSR_FE0 (1<<11) /* Floating Exception mode 0 */
#define MSR_SE (1<<10) /* Single Step */
#define MSR_BE (1<<9) /* Branch Trace */
#define MSR_FE1 (1<<8) /* Floating Exception mode 1 */
#define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */
#define MSR_IR (1<<5) /* Instruction MMU enable */
#define MSR_DR (1<<4) /* Data MMU enable */
#define MSR_RI (1<<1) /* Recoverable Exception */
#define MSR_LE (1<<0) /* Little-Endian enable */
/* Bit encodings for Hardware Implementation Register (HID0)
on PowerPC 603, 604, etc. processors (not 601). */
#define HID0_EMCP (1<<31) /* Enable Machine Check pin */
#define HID0_EBA (1<<29) /* Enable Bus Address Parity */
#define HID0_EBD (1<<28) /* Enable Bus Data Parity */
#define HID0_SBCLK (1<<27)
#define HID0_EICE (1<<26)
#define HID0_ECLK (1<<25)
#define HID0_PAR (1<<24)
#define HID0_DOZE (1<<23)
#define HID0_NAP (1<<22)
#define HID0_SLEEP (1<<21)
#define HID0_DPM (1<<20)
#define HID0_ICE (1<<15) /* Instruction Cache Enable */
#define HID0_DCE (1<<14) /* Data Cache Enable */
#define HID0_ILOCK (1<<13) /* Instruction Cache Lock */
#define HID0_DLOCK (1<<12) /* Data Cache Lock */
#define HID0_ICFI (1<<11) /* Instruction Cache Flash Invalidate */
#define HID0_DCI (1<<10) /* Data Cache Invalidate */
#define HID0_SPD (1<<9) /* Speculative disable */
#define HID0_SIED (1<<7) /* Serial Instruction Execution [Disable] */
#define HID0_BHTE (1<<2) /* Branch History Table Enable */
#define HID0_BTCD (1<<1) /* Branch target cache disable */
/* fpscr settings */
#define FPSCR_FX (1<<31)
#define FPSCR_FEX (1<<30)
#define _GLOBAL(n)\
.globl n;\
n:
#define TBRU 269 /* Time base Upper/Lower (Reading) */
#define TBRL 268
#define TBWU 284 /* Time base Upper/Lower (Writing) */
#define TBWL 285
#define XER 1
#define LR 8
#define CTR 9
#define HID0 1008 /* Hardware Implementation */
#define PVR 287 /* Processor Version */
#define IBAT0U 528 /* Instruction BAT #0 Upper/Lower */
#define IBAT0L 529
#define IBAT1U 530 /* Instruction BAT #1 Upper/Lower */
#define IBAT1L 531
#define IBAT2U 532 /* Instruction BAT #2 Upper/Lower */
#define IBAT2L 533
#define IBAT3U 534 /* Instruction BAT #3 Upper/Lower */
#define IBAT3L 535
#define DBAT0U 536 /* Data BAT #0 Upper/Lower */
#define DBAT0L 537
#define DBAT1U 538 /* Data BAT #1 Upper/Lower */
#define DBAT1L 539
#define DBAT2U 540 /* Data BAT #2 Upper/Lower */
#define DBAT2L 541
#define DBAT3U 542 /* Data BAT #3 Upper/Lower */
#define DBAT3L 543
#define DMISS 976 /* TLB Lookup/Refresh registers */
#define DCMP 977
#define HASH1 978
#define HASH2 979
#define IMISS 980
#define ICMP 981
#define RPA 982
#define SDR1 25 /* MMU hash base register */
#define DAR 19 /* Data Address Register */
#define SPR0 272 /* Supervisor Private Registers */
#define SPRG0 272
#define SPR1 273
#define SPRG1 273
#define SPR2 274
#define SPRG2 274
#define SPR3 275
#define SPRG3 275
#define DSISR 18
#define SRR0 26 /* Saved Registers (exception) */
#define SRR1 27
#define IABR 1010 /* Instruction Address Breakpoint */
#define DEC 22 /* Decrementer */
#define EAR 282 /* External Address Register */
#define L2CR 1017 /* PPC 750 L2 control register */
#define THRM1 1020
#define THRM2 1021
#define THRM3 1022
#define THRM1_TIN 0x1
#define THRM1_TIV 0x2
#define THRM1_THRES (0x7f<<2)
#define THRM1_TID (1<<29)
#define THRM1_TIE (1<<30)
#define THRM1_V (1<<31)
#define THRM3_E (1<<31)
/* 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__
static __inline__ unsigned long mfmsr(void)
{
unsigned long msr;
__asm__ __volatile__("mfmsr %0" : "=r" (msr));
return msr;
}
#endif
#endif /* __ASM_PPC_PROCESSOR_H */
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