1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> 4 * Copyright (C) 2008-2009 PetaLogix 5 * Copyright (C) 2006 Atmark Techno, Inc. 6 */ 7 8#ifndef _ASM_MICROBLAZE_REGISTERS_H 9#define _ASM_MICROBLAZE_REGISTERS_H 10 11#define MSR_BE (1<<0) /* 0x001 */ 12#define MSR_IE (1<<1) /* 0x002 */ 13#define MSR_C (1<<2) /* 0x004 */ 14#define MSR_BIP (1<<3) /* 0x008 */ 15#define MSR_FSL (1<<4) /* 0x010 */ 16#define MSR_ICE (1<<5) /* 0x020 */ 17#define MSR_DZ (1<<6) /* 0x040 */ 18#define MSR_DCE (1<<7) /* 0x080 */ 19#define MSR_EE (1<<8) /* 0x100 */ 20#define MSR_EIP (1<<9) /* 0x200 */ 21#define MSR_CC (1<<31) 22 23/* Floating Point Status Register (FSR) Bits */ 24#define FSR_IO (1<<4) /* Invalid operation */ 25#define FSR_DZ (1<<3) /* Divide-by-zero */ 26#define FSR_OF (1<<2) /* Overflow */ 27#define FSR_UF (1<<1) /* Underflow */ 28#define FSR_DO (1<<0) /* Denormalized operand error */ 29 30/* Machine State Register (MSR) Fields */ 31# define MSR_UM (1<<11) /* User Mode */ 32# define MSR_UMS (1<<12) /* User Mode Save */ 33# define MSR_VM (1<<13) /* Virtual Mode */ 34# define MSR_VMS (1<<14) /* Virtual Mode Save */ 35 36# define MSR_KERNEL (MSR_EE | MSR_VM) 37/* # define MSR_USER (MSR_KERNEL | MSR_UM | MSR_IE) */ 38# define MSR_KERNEL_VMS (MSR_EE | MSR_VMS) 39/* # define MSR_USER_VMS (MSR_KERNEL_VMS | MSR_UMS | MSR_IE) */ 40 41/* Exception State Register (ESR) Fields */ 42# define ESR_DIZ (1<<11) /* Zone Protection */ 43# define ESR_S (1<<10) /* Store instruction */ 44 45#endif /* _ASM_MICROBLAZE_REGISTERS_H */ 46