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TOMOYO Linux Cross Reference
Linux/arch/microblaze/include/asm/registers.h

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  1 /*
  2  * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
  3  * Copyright (C) 2008-2009 PetaLogix
  4  * Copyright (C) 2006 Atmark Techno, Inc.
  5  *
  6  * This file is subject to the terms and conditions of the GNU General Public
  7  * License. See the file "COPYING" in the main directory of this archive
  8  * for more details.
  9  */
 10 
 11 #ifndef _ASM_MICROBLAZE_REGISTERS_H
 12 #define _ASM_MICROBLAZE_REGISTERS_H
 13 
 14 #define MSR_BE  (1<<0) /* 0x001 */
 15 #define MSR_IE  (1<<1) /* 0x002 */
 16 #define MSR_C   (1<<2) /* 0x004 */
 17 #define MSR_BIP (1<<3) /* 0x008 */
 18 #define MSR_FSL (1<<4) /* 0x010 */
 19 #define MSR_ICE (1<<5) /* 0x020 */
 20 #define MSR_DZ  (1<<6) /* 0x040 */
 21 #define MSR_DCE (1<<7) /* 0x080 */
 22 #define MSR_EE  (1<<8) /* 0x100 */
 23 #define MSR_EIP (1<<9) /* 0x200 */
 24 #define MSR_CC  (1<<31)
 25 
 26 /* Floating Point Status Register (FSR) Bits */
 27 #define FSR_IO          (1<<4) /* Invalid operation */
 28 #define FSR_DZ          (1<<3) /* Divide-by-zero */
 29 #define FSR_OF          (1<<2) /* Overflow */
 30 #define FSR_UF          (1<<1) /* Underflow */
 31 #define FSR_DO          (1<<0) /* Denormalized operand error */
 32 
 33 # ifdef CONFIG_MMU
 34 /* Machine State Register (MSR) Fields */
 35 # define MSR_UM         (1<<11) /* User Mode */
 36 # define MSR_UMS        (1<<12) /* User Mode Save */
 37 # define MSR_VM         (1<<13) /* Virtual Mode */
 38 # define MSR_VMS        (1<<14) /* Virtual Mode Save */
 39 
 40 # define MSR_KERNEL     (MSR_EE | MSR_VM)
 41 /* # define MSR_USER    (MSR_KERNEL | MSR_UM | MSR_IE) */
 42 # define MSR_KERNEL_VMS (MSR_EE | MSR_VMS)
 43 /* # define MSR_USER_VMS        (MSR_KERNEL_VMS | MSR_UMS | MSR_IE) */
 44 
 45 /* Exception State Register (ESR) Fields */
 46 # define          ESR_DIZ       (1<<11) /* Zone Protection */
 47 # define          ESR_S         (1<<10) /* Store instruction */
 48 
 49 # endif /* CONFIG_MMU */
 50 #endif /* _ASM_MICROBLAZE_REGISTERS_H */
 51 

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