| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167 | /* spr-regs.h: special-purpose registers on the FRV * * Copyright (C) 2003, 2004 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */#ifndef _ASM_SPR_REGS_H#define _ASM_SPR_REGS_H/* * PSR - Processor Status Register */#define PSR_ET			0x00000001	/* enable interrupts/exceptions flag */#define PSR_PS			0x00000002	/* previous supervisor mode flag */#define PSR_S			0x00000004	/* supervisor mode flag */#define PSR_PIL			0x00000078	/* processor external interrupt level */#define PSR_PIL_0		0x00000000	/* - no interrupt in progress */#define PSR_PIL_13		0x00000068	/* - debugging only */#define PSR_PIL_14		0x00000070	/* - debugging in progress */#define PSR_PIL_15		0x00000078	/* - NMI in progress */#define PSR_EM			0x00000080	/* enable media operation */#define PSR_EF			0x00000100	/* enable FPU operation */#define PSR_BE			0x00001000	/* endianness mode */#define PSR_BE_LE		0x00000000	/* - little endian mode */#define PSR_BE_BE		0x00001000	/* - big endian mode */#define PSR_CM			0x00002000	/* conditional mode */#define PSR_NEM			0x00004000	/* non-excepting mode */#define PSR_ICE			0x00010000	/* in-circuit emulation mode */#define PSR_VERSION_SHIFT	24		/* CPU silicon ID */#define PSR_IMPLE_SHIFT		28		/* CPU core ID */#define PSR_VERSION(psr)	(((psr) >> PSR_VERSION_SHIFT) & 0xf)#define PSR_IMPLE(psr)		(((psr) >> PSR_IMPLE_SHIFT) & 0xf)#define PSR_IMPLE_FR401		0x2#define PSR_VERSION_FR401_MB93401	0x0#define PSR_VERSION_FR401_MB93401A	0x1#define PSR_VERSION_FR401_MB93403	0x2#define PSR_IMPLE_FR405		0x4#define PSR_VERSION_FR405_MB93405	0x0#define PSR_IMPLE_FR451		0x5#define PSR_VERSION_FR451_MB93451	0x0#define PSR_IMPLE_FR501		0x1#define PSR_VERSION_FR501_MB93501	0x1#define PSR_VERSION_FR501_MB93501A	0x2#define PSR_IMPLE_FR551		0x3#define PSR_VERSION_FR551_MB93555	0x1#define __get_PSR()	({ unsigned long x; asm volatile("movsg psr,%0" : "=r"(x)); x; })#define __set_PSR(V)	do { asm volatile("movgs %0,psr" : : "r"(V)); } while(0)/* * TBR - Trap Base Register */#define TBR_TT			0x00000ff0#define TBR_TT_INSTR_MMU_MISS	(0x01 << 4)#define TBR_TT_INSTR_ACC_ERROR	(0x02 << 4)#define TBR_TT_INSTR_ACC_EXCEP	(0x03 << 4)#define TBR_TT_PRIV_INSTR	(0x06 << 4)#define TBR_TT_ILLEGAL_INSTR	(0x07 << 4)#define TBR_TT_FP_EXCEPTION	(0x0d << 4)#define TBR_TT_MP_EXCEPTION	(0x0e << 4)#define TBR_TT_DATA_ACC_ERROR	(0x11 << 4)#define TBR_TT_DATA_MMU_MISS	(0x12 << 4)#define TBR_TT_DATA_ACC_EXCEP	(0x13 << 4)#define TBR_TT_DATA_STR_ERROR	(0x14 << 4)#define TBR_TT_DIVISION_EXCEP	(0x17 << 4)#define TBR_TT_COMMIT_EXCEP	(0x19 << 4)#define TBR_TT_INSTR_TLB_MISS	(0x1a << 4)#define TBR_TT_DATA_TLB_MISS	(0x1b << 4)#define TBR_TT_DATA_DAT_EXCEP	(0x1d << 4)#define TBR_TT_DECREMENT_TIMER	(0x1f << 4)#define TBR_TT_COMPOUND_EXCEP	(0x20 << 4)#define TBR_TT_INTERRUPT_1	(0x21 << 4)#define TBR_TT_INTERRUPT_2	(0x22 << 4)#define TBR_TT_INTERRUPT_3	(0x23 << 4)#define TBR_TT_INTERRUPT_4	(0x24 << 4)#define TBR_TT_INTERRUPT_5	(0x25 << 4)#define TBR_TT_INTERRUPT_6	(0x26 << 4)#define TBR_TT_INTERRUPT_7	(0x27 << 4)#define TBR_TT_INTERRUPT_8	(0x28 << 4)#define TBR_TT_INTERRUPT_9	(0x29 << 4)#define TBR_TT_INTERRUPT_10	(0x2a << 4)#define TBR_TT_INTERRUPT_11	(0x2b << 4)#define TBR_TT_INTERRUPT_12	(0x2c << 4)#define TBR_TT_INTERRUPT_13	(0x2d << 4)#define TBR_TT_INTERRUPT_14	(0x2e << 4)#define TBR_TT_INTERRUPT_15	(0x2f << 4)#define TBR_TT_TRAP0		(0x80 << 4)#define TBR_TT_TRAP1		(0x81 << 4)#define TBR_TT_TRAP2		(0x82 << 4)#define TBR_TT_TRAP3		(0x83 << 4)#define TBR_TT_TRAP120		(0xf8 << 4)#define TBR_TT_TRAP121		(0xf9 << 4)#define TBR_TT_TRAP122		(0xfa << 4)#define TBR_TT_TRAP123		(0xfb << 4)#define TBR_TT_TRAP124		(0xfc << 4)#define TBR_TT_TRAP125		(0xfd << 4)#define TBR_TT_TRAP126		(0xfe << 4)#define TBR_TT_BREAK		(0xff << 4)#define TBR_TT_ATOMIC_CMPXCHG32	TBR_TT_TRAP120#define TBR_TT_ATOMIC_XCHG32	TBR_TT_TRAP121#define TBR_TT_ATOMIC_XOR	TBR_TT_TRAP122#define TBR_TT_ATOMIC_OR	TBR_TT_TRAP123#define TBR_TT_ATOMIC_AND	TBR_TT_TRAP124#define TBR_TT_ATOMIC_SUB	TBR_TT_TRAP125#define TBR_TT_ATOMIC_ADD	TBR_TT_TRAP126#define __get_TBR()	({ unsigned long x; asm volatile("movsg tbr,%0" : "=r"(x)); x; })/* * HSR0 - Hardware Status Register 0 */#define HSR0_PDM		0x00000007	/* power down mode */#define HSR0_PDM_NORMAL		0x00000000	/* - normal mode */#define HSR0_PDM_CORE_SLEEP	0x00000001	/* - CPU core sleep mode */#define HSR0_PDM_BUS_SLEEP	0x00000003	/* - bus sleep mode */#define HSR0_PDM_PLL_RUN	0x00000005	/* - PLL run */#define HSR0_PDM_PLL_STOP	0x00000007	/* - PLL stop */#define HSR0_GRLE		0x00000040	/* GR lower register set enable */#define HSR0_GRHE		0x00000080	/* GR higher register set enable */#define HSR0_FRLE		0x00000100	/* FR lower register set enable */#define HSR0_FRHE		0x00000200	/* FR higher register set enable */#define HSR0_GRN		0x00000400	/* GR quantity */#define HSR0_GRN_64		0x00000000	/* - 64 GR registers */#define HSR0_GRN_32		0x00000400	/* - 32 GR registers */#define HSR0_FRN		0x00000800	/* FR quantity */#define HSR0_FRN_64		0x00000000	/* - 64 FR registers */#define HSR0_FRN_32		0x00000800	/* - 32 FR registers */#define HSR0_SA			0x00001000	/* start address (RAMBOOT#) */#define HSR0_ETMI		0x00008000	/* enable TIMERI (64-bit up timer) */#define HSR0_ETMD		0x00004000	/* enable TIMERD (32-bit down timer) */#define HSR0_PEDAT		0x00010000	/* previous DAT mode */#define HSR0_XEDAT		0x00020000	/* exception DAT mode */#define HSR0_EDAT		0x00080000	/* enable DAT mode */#define HSR0_RME		0x00400000	/* enable RAM mode */#define HSR0_EMEM		0x00800000	/* enable MMU_Miss mask */#define HSR0_EXMMU		0x01000000	/* enable extended MMU mode */#define HSR0_EDMMU		0x02000000	/* enable data MMU */#define HSR0_EIMMU		0x04000000	/* enable instruction MMU */#define HSR0_CBM		0x08000000	/* copy back mode */#define HSR0_CBM_WRITE_THRU	0x00000000	/* - write through */#define HSR0_CBM_COPY_BACK	0x08000000	/* - copy back */#define HSR0_NWA		0x10000000	/* no write allocate */#define HSR0_DCE		0x40000000	/* data cache enable */#define HSR0_ICE		0x80000000	/* instruction cache enable */#define __get_HSR(R)	({ unsigned long x; asm volatile("movsg hsr"#R",%0" : "=r"(x)); x; })#define __set_HSR(R,V)	do { asm volatile("movgs %0,hsr"#R : : "r"(V)); } while(0)/* * CCR - Condition Codes Register */#define CCR_FCC0		0x0000000f	/* FP/Media condition 0 (fcc0 reg) */#define CCR_FCC1		0x000000f0	/* FP/Media condition 1 (fcc1 reg) */#define CCR_FCC2		0x00000f00	/* FP/Media condition 2 (fcc2 reg) */#define CCR_FCC3		0x0000f000	/* FP/Media condition 3 (fcc3 reg) */
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